/* VTS Mühendislik - Ana Stil Dosyası */

/* CSS Variables */
:root {
    --primary: #1c5787;
    --primary-dark: #114468;
    --primary-light: #2d7ab5;
    --primary-lighter: #4c6cb5;
    --accent: #2876a9;
    --accent-glow: rgba(28, 87, 135, 0.3);

    --text-primary: #1a1f2e;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --text-white: #ffffff;

    --bg-body: #f8fafc;
    --bg-white: #ffffff;
    --bg-light: #f1f5f9;
    --bg-dark: #0a1628;
    --bg-card: #ffffff;

    --border: #e2e8f0;
    --border-light: #f1f5f9;

    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    --whatsapp: #25d366;
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
}

/* Reset & Base */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-body);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.text-center {
    text-align: center;
}

.section {
    padding: 5rem 0;
}


/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-light);
    transition: all var(--transition);
}

.header.header-transparent {
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border-bottom-color: transparent;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
}

.header.header-transparent .nav-link {
    color: rgba(255, 255, 255, 0.75);
}

.header.header-transparent .nav-link:hover,
.header.header-transparent .nav-link.active {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.header.header-transparent .hamburger span {
    background: white;
}

.header.header-transparent.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom-color: var(--border-light);
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.header.header-transparent.scrolled .nav-link {
    color: var(--text-secondary);
}

.header.header-transparent.scrolled .nav-link:hover,
.header.header-transparent.scrolled .nav-link.active {
    color: var(--primary);
    background: rgba(28, 87, 135, 0.06);
}

.header.header-transparent.scrolled .hamburger span {
    background: var(--text-primary);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 58px;
    height: 58px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.7rem;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-name {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.5px;
}

.logo-sub {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

/* Navigation */
.nav-list {
    display: flex;
    align-items: center;
    gap: 0;
}

.nav-link {
    padding: 0.5rem 1rem;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: rgba(28, 87, 135, 0.06);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--primary);
    border-radius: 99px;
}

.nav-link i {
    font-size: 0.65rem;
    margin-left: 4px;
    opacity: 0.6;
}

/* Dropdown */
.has-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition);
    border: 1px solid var(--border-light);
    z-index: 100;
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(4px);
}

.dropdown-menu a {
    position: relative;
    display: block;
    padding: 0.65rem 1rem 0.65rem 1.5rem;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition);
    overflow: hidden;
    border-radius: var(--radius-sm);
}

.dropdown-menu a::before {
    content: '';
    position: absolute;
    left: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--primary);
    transition: all var(--transition);
    border-radius: 2px;
}

.dropdown-menu a:hover {
    background: linear-gradient(90deg, rgba(28, 87, 135, 0.04), transparent);
    color: var(--primary);
    padding-left: 1.8rem;
}

.dropdown-menu a:hover::before {
    height: 40%;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1002;
}

.hamburger span {
    width: 24px;
    height: 2.5px;
    background: var(--text-primary);
    border-radius: 99px;
    transition: all var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-nav-header,
.mobile-nav-footer {
    display: none;
}

/* ===== CINEMATIC HERO ===== */
.hero-cinematic {
    position: relative;
    height: 100vh;
    min-height: 650px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #050b18;
}

.hero-media {
    position: absolute;
    inset: 0;
    z-index: 1;
    will-change: transform;
    transform-origin: center center;
}

.hero-media .hero-video,
.hero-media .hero-fallback-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-media .hero-fallback-img {
    position: absolute;
    inset: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: rgba(0, 0, 0, 0.55);
    pointer-events: none;
}

/* Hero Content */
.hero-content-wrapper {
    position: relative;
    z-index: 5;
    width: 100%;
}

.hero-inner {
    text-align: center;
}

.hero-main-title {
    font-family: var(--font);
    font-size: clamp(2.4rem, 5vw, 4rem);
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 2px;
    line-height: 1.1;
    margin-bottom: 1.2rem;
}

.hero-desc-line {
    font-family: var(--font);
    font-size: clamp(0.8rem, 1.2vw, 1rem);
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 400;
}

/* CTA Buttons */
.hero-cta-group {
    display: flex;
    justify-content: center;
    gap: 1rem;
    animation: heroFadeUp 1s cubic-bezier(0.16, 1, 0.3, 1) 0.8s both;
}

.hero-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 2rem;
    border-radius: 6px;
    font-family: var(--font);
    font-size: 0.92rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.hero-btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    box-shadow: 0 6px 30px rgba(28, 87, 135, 0.4);
}

.hero-btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    opacity: 0;
    transition: opacity 0.4s ease;
}

.hero-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(28, 87, 135, 0.5);
}

.hero-btn-primary:hover::before {
    opacity: 1;
}

.hero-btn-primary span,
.hero-btn-primary i {
    position: relative;
    z-index: 1;
}

.hero-btn-ghost {
    background: transparent;
    color: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.hero-btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
    transform: translateY(-3px);
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
    animation: heroFadeUp 1s cubic-bezier(0.16, 1, 0.3, 1) 1.2s both;
    cursor: pointer;
    will-change: opacity;
}

.hero-scroll-indicator span {
    font-size: 0.65rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.35);
    font-weight: 500;
}

.scroll-mouse {
    width: 22px;
    height: 36px;
    border: 2px solid rgba(255, 255, 255, 0.25);
    border-radius: 14px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
}

.scroll-wheel {
    width: 3px;
    height: 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 3px;
    animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {

    0%,
    100% {
        transform: translateY(0);
        opacity: 1;
    }

    50% {
        transform: translateY(10px);
        opacity: 0.2;
    }
}

/* Bottom Stats Strip */
.hero-bottom-strip {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 6;
    background: rgba(5, 11, 24, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(45, 122, 181, 0.15);
    padding: 1rem 0;
    animation: heroFadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 1.4s both;
}

.strip-items {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
}

.strip-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.15rem;
}

.strip-number {
    font-size: 1.15rem;
    font-weight: 800;
    color: white;
    letter-spacing: 0.5px;
}

.strip-label {
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 500;
}

.strip-divider {
    width: 1px;
    height: 30px;
    background: linear-gradient(180deg, transparent, rgba(45, 122, 181, 0.3), transparent);
}

/* Legacy hero compat */
@keyframes heroReveal {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float-particle {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    50% {
        transform: translate(100px, -200px) scale(1.5);
    }
}

/* Section Headers */
.section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 0;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

.section-header.text-center .section-label {
    padding-left: 0;
}

/* ═══════════════════════════════════════════════════ */
/* About Section — Corporate Premium Slider            */
/* ═══════════════════════════════════════════════════ */
.about-cinematic {
    background: #0a0f1a;
    background-image:
        radial-gradient(ellipse 80% 60% at 20% 50%, rgba(28, 87, 135, 0.08), transparent),
        radial-gradient(ellipse 60% 80% at 80% 60%, rgba(28, 87, 135, 0.05), transparent);
    padding: 7rem 0 8rem;
    overflow: hidden;
    position: relative;
    min-height: 720px;
}

/* Top accent line */
.about-cinematic::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg,
            transparent 0%,
            var(--primary) 20%,
            var(--primary-light) 50%,
            var(--primary) 80%,
            transparent 100%);
    opacity: 0.5;
}

/* Background texture (noise-like) */
.about-bg-texture {
    position: absolute;
    inset: 0;
    opacity: 0.025;
    background-image:
        repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.03) 0px, transparent 1px, transparent 40px),
        repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.03) 0px, transparent 1px, transparent 40px);
    pointer-events: none;
    z-index: 0;
}

/* Logo watermark — merkez üst, büyük ve silik */
.about-logo-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: clamp(320px, 50vw, 720px);
    opacity: 0.04;
    pointer-events: none;
    filter: grayscale(1) brightness(3);
    z-index: 0;
}

/* Corner decorations */
.about-corner {
    position: absolute;
    width: 80px;
    height: 80px;
    pointer-events: none;
    z-index: 1;
}

.about-corner::before,
.about-corner::after {
    content: '';
    position: absolute;
    background: var(--primary);
    opacity: 0.2;
}

.about-corner-tl {
    top: 2rem;
    left: 2rem;
}

.about-corner-tl::before {
    top: 0;
    left: 0;
    width: 40px;
    height: 1.5px;
}

.about-corner-tl::after {
    top: 0;
    left: 0;
    width: 1.5px;
    height: 40px;
}

.about-corner-br {
    bottom: 2rem;
    right: 2rem;
}

.about-corner-br::before {
    bottom: 0;
    right: 0;
    width: 40px;
    height: 1.5px;
}

.about-corner-br::after {
    bottom: 0;
    right: 0;
    width: 1.5px;
    height: 40px;
}

.relative-container {
    position: relative;
    z-index: 2;
}

/* ── Slider Layout ── */
.about-trio {
    position: relative;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1.4fr 1fr;
    gap: 3rem;
    align-items: center;
    min-height: 540px;
}

.about-trio-content {
    text-align: center;
}

.about-trio-content .section-title {
    color: #f1f5f9;
    font-size: clamp(2.2rem, 3.5vw, 3rem);
    margin-bottom: 0.75rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.15;
}

.about-trio-content .section-title em {
    font-family: 'Playfair Display', Georgia, serif;
    font-style: italic;
    font-weight: 500;
    color: #e2e8f0;
    letter-spacing: 0;
}

.about-trio-content .section-subtitle {
    color: #94a3b8;
    margin-bottom: 1.25rem;
    font-weight: 400;
    font-size: 1rem;
}

.about-trio-content .title-accent {
    display: block;
    width: 56px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    margin: 0 auto 1.75rem;
}

.about-trio-content p {
    color: #cbd5e1;
    font-size: 1rem;
    line-height: 1.85;
    margin-bottom: 1.1rem;
    max-width: 56ch;
    margin-left: auto;
    margin-right: auto;
    text-align: justify;
    hyphens: auto;
    -webkit-hyphens: auto;
    text-justify: inter-word;
}

.about-trio-content .about-stats-row {
    justify-content: center;
}

/* ── Typography (legacy slider — korunuyor, kullanılmıyor) ── */
.about-slide .section-label {
    color: var(--primary-light);
    font-size: 0.8rem;
    letter-spacing: 3px;
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-transform: uppercase;
    font-weight: 500;
}

.label-line {
    display: inline-block;
    width: 32px;
    height: 2px;
    background: var(--primary);
}

.about-slide .section-title {
    color: #f1f5f9;
    font-size: clamp(2.2rem, 3.5vw, 3rem);
    margin-bottom: 0.75rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.15;
}

.about-slide .section-title em {
    font-style: normal;
    color: var(--primary-light);
}

.about-slide .section-subtitle {
    color: #94a3b8;
    margin-bottom: 1.5rem;
    font-weight: 400;
    font-size: 1rem;
}

.about-slide p {
    color: #94a3b8;
    font-size: 1rem;
    line-height: 1.85;
    margin-bottom: 1.25rem;
}

.about-slide .highlight-text {
    font-size: 1.05rem;
    color: #e2e8f0;
    border-left: 3px solid var(--primary);
    padding-left: 1.25rem;
    margin-bottom: 1.5rem;
    font-style: normal;
    font-weight: 400;
    line-height: 1.85;
}

/* ── Stats Row (ilk slide) ── */
.about-stats-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.about-stat {
    display: flex;
    flex-direction: column;
}

.about-stat-num {
    font-size: 1.75rem;
    font-weight: 800;
    color: #f1f5f9;
    line-height: 1;
    letter-spacing: -0.5px;
}

.about-stat-label {
    font-size: 0.72rem;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 0.35rem;
}

.about-stat-divider {
    width: 1px;
    height: 36px;
    background: linear-gradient(180deg, transparent, rgba(28, 87, 135, 0.35), transparent);
}

/* ── CTA Button ── */
.about-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: 2rem;
    padding: 0.85rem 2rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 6px;
    transition: all 0.4s ease;
    box-shadow: 0 4px 20px rgba(28, 87, 135, 0.3);
    text-decoration: none;
}

.about-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(28, 87, 135, 0.5);
}

/* ── Person Visual ── */
.about-visual {
    position: relative;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.person-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 420px;
    aspect-ratio: 3/4;
    display: flex;
    justify-content: center;
    align-items: flex-end;
}

/* Subtle light behind person */
.person-backdrop {
    position: absolute;
    bottom: 5%;
    left: 50%;
    transform: translateX(-50%);
    width: 70%;
    height: 85%;
    background: radial-gradient(ellipse at center bottom,
            rgba(28, 87, 135, 0.15) 0%,
            rgba(28, 87, 135, 0.05) 40%,
            transparent 70%);
    border-radius: 50% 50% 0 0;
    filter: blur(30px);
    z-index: 0;
}

/* Pedestal line */
.person-image-wrapper::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg,
            transparent,
            rgba(28, 87, 135, 0.4),
            rgba(28, 87, 135, 0.6),
            rgba(28, 87, 135, 0.4),
            transparent);
    z-index: 3;
}

.person-image {
    width: 100%;
    height: auto;
    object-fit: contain;
    z-index: 2;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.5));
    transition: transform 0.6s ease;
}

.about-slide.active .person-image {
    animation: personReveal 1.2s ease-out;
}

@keyframes personReveal {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.97);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Name badge — glassmorphic card */
.person-name-badge {
    position: absolute;
    bottom: 2rem;
    left: -1.5rem;
    background: rgba(10, 15, 26, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(28, 87, 135, 0.25);
    padding: 0.85rem 1.35rem;
    border-radius: 10px;
    z-index: 4;
    text-align: left;
}

.tuncay-badge {
    left: auto;
    right: -1.5rem;
    text-align: right;
}

.badge-accent {
    display: block;
    width: 22px;
    height: 3px;
    background: var(--primary);
    margin-bottom: 0.5rem;
    border-radius: 2px;
}

.tuncay-badge .badge-accent {
    margin-left: auto;
}

.person-name-badge .name {
    color: #f1f5f9;
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 0.5px;
    display: block;
}

.person-name-badge .role {
    color: var(--primary-light);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    display: block;
    margin-top: 0.2rem;
}

/* ── Slide Entry Animations ── */
.about-slide .about-content {
    transform: translateX(-30px);
    opacity: 0;
    transition: all 1s cubic-bezier(0.22, 1, 0.36, 1) 0.15s;
}

.about-slide .about-visual {
    transform: translateX(30px);
    opacity: 0;
    transition: all 1s cubic-bezier(0.22, 1, 0.36, 1) 0.3s;
}

.about-slide.active .about-content {
    transform: translateX(0);
    opacity: 1;
}

.about-slide.active .about-visual {
    transform: translateX(0);
    opacity: 1;
}

/* ── Slider Controls ── */
.slider-controls {
    position: absolute;
    bottom: -3.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    width: 160px;
}

.slider-dots {
    display: flex;
    gap: 0.5rem;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.2);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.slider-dot.active {
    background: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 8px rgba(28, 87, 135, 0.5);
}

.slider-dot:hover:not(.active) {
    border-color: rgba(255, 255, 255, 0.5);
}

.slider-progress {
    width: 100%;
    height: 2px;
    background: rgba(255, 255, 255, 0.06);
    overflow: hidden;
    border-radius: 1px;
}

.slider-progress .progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    border-radius: 1px;
    transition: width 0.1s linear;
}

/* ── Responsive ── */
@media (max-width: 991px) {
    .about-cinematic {
        padding: 1rem 0 5rem;
        min-height: auto;
    }

    .about-trio {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
        min-height: auto;
        text-align: center;
        align-items: flex-start;
    }

    .about-trio-content {
        grid-column: 1 / -1;
        order: 2;
        margin-top: 1.5rem;
    }

    .about-trio-person:nth-of-type(1) {
        order: 1;
    }

    .about-trio-person:nth-of-type(3) {
        order: 1;
    }

    .about-stats-row {
        justify-content: center;
    }

    .about-cta-btn {
        justify-content: center;
    }

    .person-name-badge {
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        bottom: 0.5rem;
        text-align: center;
        width: 90%;
        padding: 0.5rem 0.25rem;
        min-width: 0;
    }

    .person-name-badge .name {
        font-size: 0.9rem;
        white-space: nowrap;
    }

    .person-name-badge .role {
        font-size: 0.55rem;
        letter-spacing: 1px;
    }

    .tuncay-badge {
        right: auto;
    }

    .badge-accent {
        margin: 0 auto 0.3rem;
        width: 15px;
        height: 2px;
    }

    .about-corner {
        display: none;
    }

    .about-logo-watermark {
        display: none;
    }

    .person-image-wrapper {
        max-width: 100%;
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .about-stats-row {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .about-stat-divider {
        display: none;
    }
}

/* Stats Section */
.stats-section {
    background-color: var(--bg-dark);
    background-image:
        radial-gradient(circle at 10% 20%, rgba(28, 87, 135, 0.3) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(28, 87, 135, 0.2) 0%, transparent 40%);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.stats-section::before {
    content: '';
    position: absolute;
    inset: -50%;
    background-size: 60px 60px;
    background-image:
        linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    transform: perspective(600px) rotateX(60deg) translateZ(-100px);
    transform-origin: center top;
    animation: moveGrid 20s linear infinite;
    z-index: -2;
}

@keyframes moveGrid {
    0% {
        transform: perspective(600px) rotateX(60deg) translateY(0) translateZ(-100px);
    }

    100% {
        transform: perspective(600px) rotateX(60deg) translateY(60px) translateZ(-100px);
    }
}

.stats-section::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(28, 87, 135, 0.15) 0%, transparent 60%);
    transform: translate(-50%, -50%);
    z-index: -1;
    pointer-events: none;
    animation: glowPulse 5s ease-in-out infinite alternate;
}

@keyframes glowPulse {
    0% {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(0.8);
    }

    100% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2.5rem;
    position: relative;
}

.stats-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    max-width: 1040px;
    margin: 0 auto;
    align-items: center;
    gap: 2rem;
}

.stat-card-featured {
    transform: translateY(-14px) scale(1.04);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.14);
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.5), 0 0 40px rgba(28, 87, 135, 0.35);
}

.stat-card-featured:hover {
    transform: translateY(-22px) scale(1.05);
}

.stat-accent {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-light), transparent);
    opacity: 0.7;
    transition: width 0.5s ease, opacity 0.5s ease;
}

.stat-card:hover .stat-accent {
    width: 80%;
    opacity: 1;
}

.stat-card-featured .stat-accent {
    width: 72px;
    opacity: 1;
    height: 2px;
    background: linear-gradient(90deg, transparent, #fff 50%, transparent);
    box-shadow: 0 0 16px rgba(255, 255, 255, 0.5);
}

@media (max-width: 1024px) {
    .stats-grid-3 {
        max-width: 900px;
        gap: 1.25rem;
        padding: 0 1rem;
    }

    .stats-grid-3 .stat-card {
        padding: 2.25rem 1.25rem;
    }

    .stat-card-featured {
        transform: translateY(-8px) scale(1.02);
    }

    .stat-card-featured:hover {
        transform: translateY(-14px) scale(1.03);
    }
}

@media (max-width: 720px) {
    .stats-grid-3 {
        grid-template-columns: 1fr;
        max-width: 420px;
        gap: 1.25rem;
    }

    .stat-card-featured {
        transform: none;
    }

    .stat-card-featured:hover {
        transform: translateY(-15px);
    }
}

.stat-card {
    text-align: center;
    color: white;
    padding: 3rem 2rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
    transform: skewX(-20deg);
    transition: all 0.6s ease;
}

.stat-card:hover {
    transform: translateY(-15px);
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(28, 87, 135, 0.4);
}

.stat-card:hover::before {
    left: 150%;
}

.stat-icon {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-light), #fff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 4px 10px rgba(45, 122, 181, 0.4));
    transition: transform 0.4s ease;
}

.stat-card:hover .stat-icon {
    transform: scale(1.15) translateY(-5px);
}

.stat-number {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1;
    display: inline-block;
    background: linear-gradient(to bottom, #ffffff 30%, #a0aec0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.stat-suffix {
    font-size: 2rem;
    font-weight: 700;
    display: inline-block;
    color: var(--primary-light);
    margin-left: 5px;
    vertical-align: super;
}

.stat-label {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 1rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Industrial Banner Section */
.industrial-banner {
    position: relative;
    width: 100%;
    height: 480px;
    overflow: hidden;
    background: #0a0f1a;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.industrial-banner-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 40%;
    filter: brightness(0.7) contrast(1.05) saturate(0.5) grayscale(0.2);
}

.industrial-banner-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, 
        rgba(10, 15, 26, 0.6) 0%, 
        transparent 30%, 
        transparent 70%, 
        rgba(10, 15, 26, 0.6) 100%),
        rgba(30, 41, 59, 0.2); /* Hafif gri/mavi tonlu mat filtre */
    z-index: 1;
}

.industrial-banner-content {
    position: absolute;
    bottom: 4rem;
    left: 0;
    width: 100%;
    z-index: 2;
    padding: 0 1rem;
}

.industrial-banner-decor {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    opacity: 0.8;
}

.industrial-banner-line {
    height: 2px;
    width: clamp(60px, 10vw, 120px);
    background: linear-gradient(90deg, var(--primary), transparent);
    box-shadow: 0 0 10px rgba(28, 87, 135, 0.5);
}

.industrial-banner-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 5px;
    color: #f1f5f9;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

@media (max-width: 768px) {
    .industrial-banner {
        height: 350px;
    }
    
    .industrial-banner-content {
        bottom: 2.5rem;
    }
    
    .industrial-banner-label {
        letter-spacing: 3px;
        font-size: 0.65rem;
    }
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 2rem;
}

.products-grid-full {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.product-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid var(--border-light);
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.product-card-image {
    position: relative;
    overflow: hidden;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4/3;
    transition: transform var(--transition-slow);
}

.product-image-lg {
    aspect-ratio: 16/10;
}

.product-placeholder {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.25);
    font-size: 3.5rem;
    transition: transform var(--transition-slow);
}

.product-placeholder-lg {
    aspect-ratio: 16/10;
}

.product-placeholder-detail {
    aspect-ratio: 4/3;
    flex-direction: column;
    gap: 1rem;
    font-size: 4rem;
}

.product-placeholder-detail span {
    font-size: 1.2rem;
    font-weight: 600;
}

.product-card:hover .product-placeholder {
    transform: scale(1.05);
}

.product-card-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 22, 40, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
}

.product-card:hover .product-card-overlay {
    opacity: 1;
}

.product-card-body {
    padding: 1.5rem;
}

.product-card-body h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.product-card-body p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 0.75rem;
    transition: gap var(--transition);
}

.product-link:hover {
    gap: 0.75rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem 1.5rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.92rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-sm {
    padding: 0.5rem 1.2rem;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 0.85rem 2rem;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--accent-glow);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.btn-whatsapp {
    background: var(--whatsapp);
    color: white;
}

.btn-whatsapp:hover {
    background: #20bd5a;
    transform: translateY(-2px);
}

.btn-block {
    display: flex;
    justify-content: center;
    width: 100%;
}

/* Quote Section */
.quote-section {
    background: var(--bg-light);
}

.quote-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 3rem;
    align-items: start;
}

.quote-form-wrapper {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.quote-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.4rem;
}

.form-group .required {
    color: var(--error);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.92rem;
    color: var(--text-primary);
    transition: border-color var(--transition);
    background: var(--bg-body);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-result {
    padding: 1rem;
    border-radius: var(--radius-sm);
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.92rem;
    font-weight: 500;
}

.form-success {
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.form-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.quote-info-card {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    color: white;
}

.quote-info-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.quote-info-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.quote-info-card p {
    opacity: 0.85;
    font-size: 0.92rem;
    margin-bottom: 1.5rem;
}

.quote-contact-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.quote-contact-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.92rem;
}

.quote-contact-list li i {
    width: 18px;
    text-align: center;
    opacity: 0.8;
}

.quote-contact-list li a {
    color: rgba(255, 255, 255, 0.9);
}

.quote-contact-list li a:hover {
    color: white;
}

/* Page Header */
/* Page Header - Blueprint & Steel */
.page-header {
    background-color: #0a1628;
    background-image:
        linear-gradient(rgba(28, 87, 135, 0.13) 1px, transparent 1px),
        linear-gradient(90deg, rgba(28, 87, 135, 0.13) 1px, transparent 1px),
        linear-gradient(rgba(28, 87, 135, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(28, 87, 135, 0.06) 1px, transparent 1px),
        radial-gradient(ellipse at 15% 50%, rgba(28, 87, 135, 0.2) 0%, transparent 55%);
    background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px, 100% 100%;
    padding: 3.5rem 0 3rem;
    position: relative;
    overflow: hidden;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 2vw), 0 100%);
    padding-bottom: calc(3rem + 2vw);
}

/* Grain/noise texture overlay */
.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    filter: url(#grain);
    opacity: 0.12;
    mix-blend-mode: overlay;
    pointer-events: none;
    z-index: 1;
}



.page-header .container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

/* Watermark - large background text */
.page-header-watermark {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    font-size: clamp(5rem, 14vw, 11rem);
    font-weight: 900;
    color: rgba(28, 87, 135, 0.08);
    letter-spacing: -0.04em;
    line-height: 1;
    pointer-events: none;
    z-index: 1;
    user-select: none;
    white-space: nowrap;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: rgba(255, 255, 255, 0.4);
}

.breadcrumb a {
    color: rgba(45, 122, 181, 0.8);
    text-decoration: none;
    transition: color var(--transition);
}

.breadcrumb a:hover {
    color: rgba(45, 122, 181, 1);
}

.breadcrumb span {
    color: rgba(255, 255, 255, 0.3);
}

/* Title with tapered left accent */
.page-header h1 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    color: #ffffff;
    position: relative;
    letter-spacing: -0.3px;
    line-height: 1.2;
    padding-left: 1.1rem;
    border-left: 3px solid transparent;
    border-image: linear-gradient(to bottom, var(--primary-light), transparent) 1;
}

/* Subtitle */
.page-header-subtitle {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    max-width: 480px;
    line-height: 1.6;
    padding-left: 1.1rem;
}

/* Machining mark divider with notch */
.page-header-divider {
    position: relative;
    height: 1px;
    background: rgba(45, 122, 181, 0.3);
    border: none;
    max-width: 220px;
    margin-top: 0.75rem;
    margin-left: 1.1rem;
}

.page-header-divider::before {
    content: '';
    position: absolute;
    left: 35%;
    top: -3px;
    width: 6px;
    height: 6px;
    background: #0a1628;
    border: 1px solid rgba(45, 122, 181, 0.4);
    transform: rotate(45deg);
}

/* About Detail */
.about-detail-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
}

.about-detail-content p {
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    text-align: justify;
}

/* Timeline */
.timeline {
    margin-top: 3rem;
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--primary), var(--primary-light));
    border-radius: 99px;
}

.timeline-item {
    position: relative;
    padding-bottom: 2rem;
    padding-left: 1.5rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2rem;
    top: 4px;
    width: 14px;
    height: 14px;
    background: var(--primary);
    border: 3px solid var(--bg-body);
    border-radius: 50%;
    box-shadow: 0 0 0 3px var(--primary);
    transform: translateX(-1.5px);
}

.timeline-year {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.25rem;
}

.timeline-content h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.timeline-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: left !important;
}

/* Info Cards */
.info-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-light);
    transition: all var(--transition);
}

.info-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.info-card-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.info-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.info-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.values-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.values-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.values-list li i {
    color: var(--success);
    font-size: 0.8rem;
}

/* Product Detail */
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 3rem;
    align-items: start;
}

.product-detail-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.features-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.features-title i {
    color: var(--primary);
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    padding: 0.6rem 1rem;
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.features-list li:hover {
    background: rgba(28, 87, 135, 0.06);
    transform: translateX(4px);
}

.features-list li i {
    color: var(--success);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.product-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.other-products-section {
    background: var(--bg-light);
}

/* Quality Page */
.quality-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
}

.quality-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    text-align: justify;
}

.quality-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.quality-feature {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.quality-feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.quality-feature h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.quality-feature p {
    font-size: 0.88rem;
    margin-bottom: 0 !important;
    text-align: left !important;
}

.quality-cert-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    margin-bottom: 1.5rem;
}

.cert-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.cert-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1rem;
}

.cert-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.cert-list li i {
    color: var(--success);
}

.quality-promise {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    padding: 2rem;
    border-radius: var(--radius-lg);
    color: white;
}

.quality-promise h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quality-promise p {
    font-size: 0.9rem;
    opacity: 0.85;
}

/* References */
.references-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
}

.reference-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all var(--transition);
}

.reference-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.reference-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--bg-light), var(--border));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.3rem;
    color: var(--primary);
}

.reference-card h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.trust-card {
    text-align: center;
    padding: 2rem;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.trust-card i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.trust-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.trust-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 3rem;
}

.contact-form-wrapper h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.contact-form-wrapper h2 i {
    color: var(--primary);
}

.contact-form-wrapper>p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.contact-info-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
}

.contact-info-item {
    display: flex;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-light);
}

.contact-info-item:last-child {
    border-bottom: none;
}

.contact-info-icon {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
    flex-shrink: 0;
}

.contact-info-icon.whatsapp-icon {
    background: var(--whatsapp);
}

.contact-info-item h4 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 0.15rem;
}

.contact-info-item p,
.contact-info-item a {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

.contact-info-item a:hover {
    color: var(--primary);
}

.map-wrapper {
    margin-top: 1.5rem;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

/* HR Page */
.hr-benefits {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 2.5rem 0;
}

.hr-benefit {
    padding: 1.5rem;
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all var(--transition);
}

.hr-benefit:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.hr-benefit i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.hr-benefit h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.hr-benefit p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.hr-apply {
    margin-top: 3rem;
    padding: 2.5rem;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.hr-apply h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hr-apply p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.hr-apply-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* CTA */
.cta-section {
    background: var(--bg-light);
}

.cta-card {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    padding: 3rem;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.cta-content h2 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.cta-content p {
    opacity: 0.85;
    font-size: 0.95rem;
    max-width: 500px;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    flex-shrink: 0;
}

/* Footer */
.footer {
    position: relative;
    color: rgba(255, 255, 255, 0.85);
}

.footer-wave {
    color: var(--bg-dark);
    margin-bottom: -2px;
}

.footer-wave svg {
    display: block;
    width: 100%;
    height: 60px;
}

.footer-main {
    background: var(--bg-dark);
    padding: 3rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr 1.3fr;
    gap: 2.5rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.footer-logo .logo-icon {
    background: rgba(255, 255, 255, 0.1);
}

.footer-logo .logo-name {
    color: white;
}

.footer-logo .logo-sub {
    color: rgba(255, 255, 255, 0.5);
}

.footer-about p {
    font-size: 0.88rem;
    opacity: 0.7;
    margin-bottom: 1.25rem;
}

.footer-social {
    display: flex;
    gap: 0.5rem;
}

.social-link {
    width: 38px;
    height: 38px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all var(--transition);
}

.social-link:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.social-link.whatsapp:hover {
    background: var(--whatsapp);
    border-color: var(--whatsapp);
}

.footer-col h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1.25rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary);
    border-radius: 99px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.88rem;
    opacity: 0.65;
    transition: all var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    transform: translateX(4px);
}

.footer-links a i {
    font-size: 0.6rem;
    opacity: 0.5;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-contact li {
    display: flex;
    gap: 0.75rem;
    font-size: 0.88rem;
    align-items: flex-start;
}

.footer-contact li i {
    color: var(--primary-light);
    margin-top: 3px;
    width: 16px;
    text-align: center;
    flex-shrink: 0;
}

.footer-contact li a {
    opacity: 0.75;
    transition: opacity var(--transition);
}

.footer-contact li a:hover {
    opacity: 1;
}

.footer-bottom {
    background: #060e1a;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1.5rem 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.85);
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

@media (max-width: 768px) {
    .footer-bottom-inner {
        flex-direction: column;
        justify-content: center;
        text-align: center;
        gap: 0.5rem;
    }
}

/* Floating Actions */
.floating-actions {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 999;
    transition: transform var(--transition);
    transform: translateY(calc(50px + 0.75rem));
}

.floating-actions.show-top {
    transform: translateY(0);
}

.fab-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    box-shadow: var(--shadow-md);
    color: white;
}

.fab-btn[data-tooltip]:hover::before {
    content: attr(data-tooltip);
    position: absolute;
    right: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-dark);
    color: white;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    font-family: var(--font);
}

.whatsapp-fab {
    background: var(--whatsapp);
    animation: pulse-green 2s infinite;
}

.contact-fab {
    background: var(--primary);
}

.scroll-top {
    background: var(--text-primary);
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    transition: all var(--transition);
}

.scroll-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.fab-btn:hover {
    transform: scale(1.1);
}

.scroll-top:hover {
    transform: scale(1.1);
}

@keyframes pulse-green {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
    }

    50% {
        box-shadow: 0 0 0 12px rgba(37, 211, 102, 0);
    }
}

/* Flash Messages */
.flash-messages {
    position: fixed;
    top: 100px;
    right: 2rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.flash-message {
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.92rem;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    animation: slideInRight 0.4s ease;
    min-width: 320px;
}

.flash-success {
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.flash-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.flash-close {
    margin-left: auto;
    background: none;
    border: none;
    cursor: pointer;
    color: inherit;
    opacity: 0.6;
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Mobile Responsive */
.mobile-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(8, 14, 20, 0.7);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 998;
    opacity: 0;
    transition: opacity var(--transition);
}

.mobile-overlay.active {
    display: block;
    opacity: 1;
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-detail-grid {
        grid-template-columns: 1fr;
    }

    .quality-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .product-detail-grid {
        grid-template-columns: 1fr;
    }

    .quote-grid {
        grid-template-columns: 1fr;
    }

    .cta-card {
        flex-direction: column;
        text-align: center;
    }

    .trust-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid:not(.stats-grid-3) {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .top-bar-content {
        justify-content: center;
    }

    .top-bar-left {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active {
        opacity: 0;
        pointer-events: none;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(340px, 88vw);
        height: 100vh;
        background: #0d1117;
        z-index: 1001;
        transition: right 0.55s cubic-bezier(0.77, 0, 0.175, 1);
        padding: 0;
        box-shadow: -30px 0 60px rgba(0, 0, 0, 0.6);
        overflow-y: auto;
        overflow-x: hidden;
        display: flex;
        flex-direction: column;
        color: #fff;
        border-left: 1px solid rgba(255, 255, 255, 0.06);
    }

    /* Diyagonal ışık huzmesi — metal yüzeyde keskin yansıma hissi */
    .main-nav::before {
        content: '';
        position: absolute;
        top: -20%;
        left: -30%;
        width: 90%;
        height: 140%;
        background: linear-gradient(105deg,
                transparent 40%,
                rgba(255, 255, 255, 0.035) 50%,
                transparent 60%);
        pointer-events: none;
        z-index: 0;
    }

    /* Teknik çizim: sağ üstte ölçüm çemberi — blueprint/mühendislik dili */
    .main-nav::after {
        content: '';
        position: absolute;
        top: -80px;
        right: -80px;
        width: 220px;
        height: 220px;
        border: 1px solid rgba(45, 122, 181, 0.18);
        border-radius: 50%;
        box-shadow:
            inset 0 0 0 40px transparent,
            inset 0 0 0 41px rgba(45, 122, 181, 0.1),
            inset 0 0 0 80px transparent,
            inset 0 0 0 81px rgba(45, 122, 181, 0.06);
        pointer-events: none;
        z-index: 0;
    }

    .main-nav.active {
        right: 0;
    }

    .mobile-nav-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1.75rem 1.75rem 1.25rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        position: relative;
        z-index: 1;
    }

    /* Sol kenarda dikey ölçek çubuğu — cetvel/ölçü aleti estetiği */
    .mobile-nav-header::before {
        content: '';
        position: absolute;
        left: 0;
        top: 100%;
        width: 2px;
        height: calc(100vh - 100%);
        background:
            linear-gradient(180deg,
                var(--primary-light) 0%,
                var(--primary-light) 15%,
                transparent 15%,
                transparent 20%,
                rgba(45, 122, 181, 0.4) 20%,
                rgba(45, 122, 181, 0.4) 35%,
                transparent 35%,
                transparent 40%,
                rgba(45, 122, 181, 0.2) 40%,
                rgba(45, 122, 181, 0.2) 70%,
                transparent 70%);
    }

    .mobile-nav-brand {
        display: flex;
        flex-direction: column;
        line-height: 1;
    }

    .mobile-nav-brand-mark {
        font-size: 1.7rem;
        font-weight: 900;
        letter-spacing: 3px;
        background: linear-gradient(135deg, #fff 0%, var(--primary-light) 100%);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .mobile-nav-brand-sub {
        font-size: 0.72rem;
        font-weight: 500;
        letter-spacing: 4px;
        text-transform: uppercase;
        color: rgba(255, 255, 255, 0.55);
        margin-top: 0.35rem;
    }

    .mobile-nav-close {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.1);
        color: #fff;
        cursor: pointer;
        font-size: 1rem;
        transition: all 0.3s ease;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-nav-close:hover {
        background: rgba(255, 255, 255, 0.12);
        transform: rotate(90deg);
    }

    .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 1rem 0;
        position: relative;
        z-index: 1;
        flex: 1;
    }

    .nav-item {
        width: 100%;
        opacity: 0;
        transform: translateX(20px);
        transition: opacity 0.4s ease, transform 0.4s ease;
    }

    .main-nav.active .nav-item {
        opacity: 1;
        transform: translateX(0);
    }

    .main-nav.active .nav-item:nth-child(1) {
        transition-delay: 0.15s;
    }

    .main-nav.active .nav-item:nth-child(2) {
        transition-delay: 0.22s;
    }

    .main-nav.active .nav-item:nth-child(3) {
        transition-delay: 0.29s;
    }

    .main-nav.active .nav-item:nth-child(4) {
        transition-delay: 0.36s;
    }

    .nav-link {
        padding: 1rem 1.75rem;
        width: 100%;
        border-bottom: none;
        color: rgba(255, 255, 255, 0.82);
        font-weight: 500;
        font-size: 1.02rem;
        letter-spacing: 0.5px;
        position: relative;
        display: flex;
        align-items: center;
        justify-content: space-between;
        transition: all 0.3s ease;
    }

    .nav-link::before {
        content: '';
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%) scaleY(0);
        width: 3px;
        height: 60%;
        background: linear-gradient(180deg, var(--primary-light), #fff);
        border-radius: 0 2px 2px 0;
        transition: transform 0.35s cubic-bezier(0.68, -0.55, 0.27, 1.55);
    }

    .nav-link:hover,
    .nav-link.active {
        color: #fff;
        background: linear-gradient(90deg, rgba(45, 122, 181, 0.18), transparent);
        padding-left: 2rem;
    }

    .nav-link:hover::before,
    .nav-link.active::before {
        transform: translateY(-50%) scaleY(1);
    }

    .nav-link.active::after {
        display: none;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        background: rgba(0, 0, 0, 0.18);
        padding: 0.25rem 0;
        margin-top: 0;
        border-left: 2px solid rgba(45, 122, 181, 0.35);
        margin-left: 1.75rem;
    }

    .dropdown-menu li a {
        padding: 0.65rem 1.25rem;
        color: rgba(255, 255, 255, 0.6);
        font-size: 0.92rem;
        display: block;
        transition: all 0.25s ease;
        border-bottom: none;
    }

    .dropdown-menu li a:hover {
        color: #fff;
        background: rgba(255, 255, 255, 0.04);
        padding-left: 1.5rem;
    }

    .mobile-nav-footer {
        padding: 1.25rem 1.5rem 1.75rem;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        display: flex;
        flex-direction: column;
        gap: 0.6rem;
        position: relative;
        z-index: 1;
        background: rgba(0, 0, 0, 0.25);
    }

    .mobile-nav-cta {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.6rem;
        padding: 0.85rem 1rem;
        border-radius: 10px;
        font-weight: 600;
        font-size: 0.95rem;
        transition: all 0.3s ease;
        text-decoration: none;
    }

    .mobile-nav-cta-ghost {
        color: rgba(255, 255, 255, 0.9);
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.12);
    }

    .mobile-nav-cta-ghost:hover {
        background: rgba(255, 255, 255, 0.1);
        color: #fff;
    }

    .mobile-nav-cta-primary {
        color: #fff;
        background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
        box-shadow: 0 6px 18px rgba(37, 211, 102, 0.3);
    }

    .mobile-nav-cta-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 10px 24px rgba(37, 211, 102, 0.45);
        color: #fff;
    }

    .mobile-nav-address {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        margin-top: 0.35rem;
        font-size: 0.82rem;
        color: rgba(255, 255, 255, 0.5);
        letter-spacing: 1px;
    }

    .mobile-nav-address i {
        color: var(--primary-light);
    }

    .hero-cinematic {
        min-height: 100vh;
    }

    .hero-main-title {
        font-size: clamp(1.8rem, 7vw, 2.8rem);
        letter-spacing: 1px;
    }

    .strip-items {
        gap: 1rem;
    }

    .strip-number {
        font-size: 0.95rem;
    }

    .strip-label {
        font-size: 0.55rem;
        letter-spacing: 1px;
    }

    .hero-scroll-indicator {
        bottom: 80px;
    }

    .section {
        padding: 3rem 0;
    }

    .products-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }

    .references-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }

    .hr-benefits {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .floating-actions {
        bottom: 1rem;
        right: 1rem;
    }

    .fab-btn {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }

    .quote-form .form-row,
    .contact-form .form-row {
        grid-template-columns: 1fr;
    }

    .flash-messages {
        right: 1rem;
        left: 1rem;
    }

    .flash-message {
        min-width: auto;
    }

    .page-header {
        padding: 2.5rem 0 2rem;
        clip-path: polygon(0 0, 100% 0, 100% calc(100% - 3vw), 0 100%);
        padding-bottom: calc(2rem + 3vw);
    }

    .page-header h1 {
        font-size: 1.5rem;
        padding-left: 0.8rem;
    }

    .page-header-subtitle {
        font-size: 0.82rem;
        padding-left: 0.8rem;
    }

    .page-header-divider {
        margin-left: 0.8rem;
        max-width: 160px;
    }

    .page-header-watermark {
        font-size: clamp(3rem, 20vw, 5rem);
        right: 3%;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }

    .references-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid:not(.stats-grid-3) {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .hero-cinematic {
        min-height: 100vh;
    }

    .strip-items {
        flex-wrap: wrap;
        gap: 0.75rem;
    }

    .strip-divider {
        display: none;
    }

    .strip-item {
        flex: 1;
        min-width: 70px;
    }

    .container {
        padding: 0 1rem;
    }
}

/* ===== PREMIUM ABOUT PAGE ===== */
.premium-about-section {
    padding: 7rem 0 5rem;
    background: var(--bg-body);
}

.about-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 5rem;
}

.eyebrow-text {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 4px;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.massive-title {
    font-size: clamp(2.5rem, 4vw, 4.2rem);
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1.1;
    letter-spacing: -1.5px;
}

.text-primary {
    color: var(--primary);
}

.about-hero-desc p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    line-height: 1.8;
    border-left: 3px solid var(--primary);
    padding-left: 2rem;
    margin: 0;
    font-weight: 400;
}

.divider-line {
    height: 1px;
    background: var(--border);
    width: 100%;
    margin: 0 0 5rem 0;
}

.about-vision-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
}

.vision-content h3 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.vision-content p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.vision-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.p-stat-box {
    background: var(--bg-white);
    border: 1px solid var(--border);
    padding: 2.2rem 2.5rem;
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: all var(--transition);
    border-left: 4px solid var(--border);
}

.p-stat-box:hover {
    border-left-color: var(--primary);
    box-shadow: var(--shadow-sm);
    transform: translateX(10px);
}

.p-stat-value {
    font-size: 3.2rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
    letter-spacing: -2px;
}

.p-stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Premium Values Section */
.premium-values-section {
    padding: 6rem 0 8rem;
    background: #050b18;
    color: var(--bg-white);
    position: relative;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.values-section-title {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--bg-white);
    text-align: center;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.values-section-desc {
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 4rem auto;
}

.premium-values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.premium-value-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 3.5rem 2.5rem;
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
    transition: all var(--transition);
}

.premium-value-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-8px);
}

.premium-value-number {
    font-size: 6rem;
    font-weight: 900;
    color: rgba(255, 255, 255, 0.03);
    position: absolute;
    top: -20px;
    right: -10px;
    line-height: 1;
    transition: all var(--transition);
}

.premium-value-item:hover .premium-value-number {
    color: rgba(255, 255, 255, 0.06);
    transform: scale(1.05);
}

.premium-value-item h4 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    color: var(--bg-white);
    position: relative;
    z-index: 2;
    letter-spacing: -0.5px;
}

.premium-value-item p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
    position: relative;
    z-index: 2;
}

@media (max-width: 992px) {

    .about-hero-grid,
    .about-vision-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        align-items: start;
    }

    .about-hero-desc p {
        padding-left: 1.5rem;
        border-width: 2px;
    }

    .p-stat-box:hover {
        transform: translateY(-5px);
        transform: translateX(0);
    }

    .premium-values-grid {
        grid-template-columns: 1fr;
    }
}

/* Character Counter */
.char-count {
    display: block;
    text-align: right;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.4rem;
    transition: color 0.3s ease;
}

.char-count.limit-warning {
    color: var(--warning);
}

.char-count.limit-reached {
    color: var(--error);
    font-weight: 600;
}

/* ═══════════════════════════════════════════════════════════════
   Ürünler bölümü (anasayfa tool-stage) — index.html'den taşındı
   ═══════════════════════════════════════════════════════════════ */

.products-logo-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: clamp(280px, 36vw, 520px);
    height: auto;
    opacity: 0.06;
    pointer-events: none;
    user-select: none;
    z-index: 0;
    filter: grayscale(1);
}

.products-geo {
    position: absolute;
    top: 0;
    left: 0;
    width: 35%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.products-geo-right {
    left: auto;
    right: 0;
}

.geo-r-hexagon {
    top: 14%;
    right: 8%;
    width: 70px;
    height: 80px;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    background: linear-gradient(135deg, rgba(45, 122, 181, 0.16) 0%, rgba(28, 87, 135, 0.04) 100%);
    animation: geoFloat 13s ease-in-out infinite;
}

.geo-r-ring-dashed {
    top: 48%;
    right: 6%;
    width: 100px;
    height: 100px;
    border: 1.5px dashed rgba(28, 87, 135, 0.28);
    border-radius: 50%;
    animation: geoRotate 30s linear infinite reverse;
}

.geo-r-dot {
    top: 38%;
    right: 22%;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary, #1c5787);
    opacity: 0.22;
    animation: geoFloat 8s ease-in-out infinite 1.5s;
}

.geo-r-line-stack {
    top: 26%;
    right: 24%;
    width: 48px;
    height: 34px;
    background-image: repeating-linear-gradient(to bottom,
            rgba(28, 87, 135, 0.28) 0,
            rgba(28, 87, 135, 0.28) 1.5px,
            transparent 1.5px,
            transparent 8px);
    opacity: 0.7;
}

.geo-r-dots-diag {
    bottom: 22%;
    right: 16%;
    width: 80px;
    height: 80px;
    background-image: radial-gradient(rgba(45, 122, 181, 0.4) 1.3px, transparent 1.5px);
    background-size: 14px 14px;
    opacity: 0.45;
    mask-image: linear-gradient(135deg, black 30%, transparent 90%);
    -webkit-mask-image: linear-gradient(135deg, black 30%, transparent 90%);
}

.geo-r-arc {
    bottom: 10%;
    right: 4%;
    width: 120px;
    height: 60px;
    border: 2px solid rgba(28, 87, 135, 0.2);
    border-bottom: none;
    border-radius: 120px 120px 0 0;
    animation: geoFloat 15s ease-in-out infinite 0.8s;
}

.geo-shape {
    position: absolute;
    opacity: 0.55;
    will-change: transform;
}

.geo-circle-lg {
    top: 8%;
    left: 4%;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%,
            rgba(45, 122, 181, 0.12) 0%,
            rgba(28, 87, 135, 0.04) 60%,
            transparent 100%);
    filter: blur(2px);
    animation: geoFloat 12s ease-in-out infinite;
}

.geo-circle-sm {
    bottom: 18%;
    left: 12%;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--primary-light, #2d7ab5);
    opacity: 0.18;
    animation: geoFloat 9s ease-in-out infinite 1s;
}

.geo-square {
    top: 35%;
    left: 18%;
    width: 54px;
    height: 54px;
    border: 1.5px solid rgba(28, 87, 135, 0.22);
    transform: rotate(18deg);
    animation: geoRotate 22s linear infinite;
}

.geo-triangle {
    top: 55%;
    left: 5%;
    width: 0;
    height: 0;
    border-left: 28px solid transparent;
    border-right: 28px solid transparent;
    border-bottom: 48px solid rgba(45, 122, 181, 0.14);
    animation: geoFloat 11s ease-in-out infinite 0.5s;
}

.geo-ring {
    top: 22%;
    left: 28%;
    width: 80px;
    height: 80px;
    border: 2px solid rgba(28, 87, 135, 0.18);
    border-radius: 50%;
    animation: geoFloat 14s ease-in-out infinite 2s;
}

.geo-dots {
    bottom: 30%;
    left: 24%;
    width: 64px;
    height: 64px;
    background-image: radial-gradient(rgba(28, 87, 135, 0.35) 1.2px, transparent 1.5px);
    background-size: 12px 12px;
    opacity: 0.5;
}

.geo-plus {
    top: 72%;
    left: 22%;
    width: 22px;
    height: 22px;
    opacity: 0.4;
}

.geo-plus::before,
.geo-plus::after {
    content: '';
    position: absolute;
    background: var(--primary, #1c5787);
}

.geo-plus::before {
    top: 50%;
    left: 0;
    width: 100%;
    height: 1.5px;
    transform: translateY(-50%);
}

.geo-plus::after {
    left: 50%;
    top: 0;
    width: 1.5px;
    height: 100%;
    transform: translateX(-50%);
}

@keyframes geoFloat {

    0%,
    100% {
        transform: translate(0, 0);
    }

    50% {
        transform: translate(6px, -10px);
    }
}

@keyframes geoRotate {
    from {
        transform: rotate(18deg);
    }

    to {
        transform: rotate(378deg);
    }
}

.products-corner-decor {
    position: absolute;
    top: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    pointer-events: none;
    z-index: 0;
}

.corner-line {
    position: absolute;
    background: rgba(28, 87, 135, 0.18);
}

.corner-line-h {
    top: 0;
    right: 0;
    width: 60px;
    height: 1px;
}

.corner-line-v {
    top: 0;
    right: 0;
    width: 1px;
    height: 60px;
}

.corner-dot {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--primary, #1c5787);
    opacity: 0.4;
}

.products-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary, #1c5787);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 0.5rem;
}

.products-section .tool-stage::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 5%;
    right: 5%;
    height: 2px;
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(28, 87, 135, 0.15) 20%,
            rgba(28, 87, 135, 0.35) 50%,
            rgba(28, 87, 135, 0.15) 80%,
            transparent 100%);
    border-radius: 50%;
    pointer-events: none;
    z-index: 1;
}

.products-section .tool-stage {
    position: relative;
    width: 100%;
    height: 520px;
    margin-top: 2rem;
}

.products-section .tool-slot {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 20%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    transform: translateX(var(--pos, 0%));
    transition: transform 0.8s cubic-bezier(0.65, 0.05, 0.36, 1),
        opacity 0.5s ease-out;
    outline: none;
    pointer-events: none;
}

.products-section .tool-slot .tool-model-wrapper,
.products-section .tool-slot .slot-label,
.products-section .tool-slot .tool-spotlight {
    pointer-events: none;
}

.products-section .tool-slot .tool-model-wrapper {
    pointer-events: auto;
    cursor: pointer;
}

.products-section .tool-slot.is-featured .info-card-wrap {
    pointer-events: auto;
}

.products-section .tool-slot.no-transition {
    transition: none;
}

/* Wrap ederken slot görünmez olur; kayma başlayınca fade-in. */
.products-section .tool-slot.is-wrapping {
    opacity: 0;
}

.products-section .tool-slot:focus-visible .tool-model-wrapper {
    box-shadow: 0 0 0 2px rgba(28, 87, 135, 0.35);
    border-radius: 8px;
}

.products-section .tool-model-wrapper {
    width: 100%;
    max-width: 180px;
    height: 360px;
    position: relative;
    overflow: visible;
    transition: transform 1s cubic-bezier(0.65, 0.05, 0.36, 1), opacity 0.5s ease;
    transform: translateY(45%) scale(0.82);
    opacity: 0.45;
    filter: saturate(0.7);
}

.products-section .tool-slot:hover .tool-model-wrapper {
    opacity: 0.75;
    transform: translateY(40%) scale(0.88);
}

.products-section .tool-slot.is-featured:hover .tool-model-wrapper,
.products-section .tool-slot.is-featured .tool-model-wrapper {
    opacity: 1;
    filter: saturate(1);
}

.products-section .tool-model {
    width: 100%;
    height: 100%;
    background-color: transparent;
    --poster-color: transparent;
    --progress-bar-color: transparent;
    --progress-bar-height: 0;
    outline: none;
    pointer-events: none;
}

.products-section .tool-model::part(default-progress-bar) {
    display: none;
}

.products-section .tool-model-rayba {
    --rayba-scale: 1.3;
    --rayba-drop: 18%; /* modeli aşağı iten offset — rayba'nın kendi geometrisi yukarıda oturduğu için */
    width: calc(100% * var(--rayba-scale));
    height: calc(100% * var(--rayba-scale));
    left: calc((100% - 100% * var(--rayba-scale)) / 2);
    top: calc((100% - 100% * var(--rayba-scale)) / 2 + var(--rayba-drop));
    position: absolute;
}

/* Rayba featured iken connector ok'unu aşağı + yana kaydır (model aşağıda + LEAN ile yana yatıyor). */
.tool-slot.is-featured[data-urun*="Rayba" i] .info-connector {
    top: calc(5% + 2%);
    left: calc(50% + 5%);
}

.products-section .tool-slot.is-featured .tool-model-wrapper {
    --zoom: 15;
    transform: translateY(-15%) scale(1);
    max-width: calc(180px * (100 + var(--zoom)) / 100);
    height: calc(360px * (100 + var(--zoom)) / 100);
    opacity: 1;
    filter: saturate(1);
}

.tool-reflection {
    position: absolute;
    left: 50%;
    bottom: -6%;
    transform: translateX(-50%);
    width: 70%;
    height: 30%;
    background: radial-gradient(ellipse at center top,
            rgba(28, 87, 135, 0.22) 0%,
            rgba(28, 87, 135, 0.08) 40%,
            transparent 75%);
    filter: blur(6px);
    opacity: 0;
    transition: opacity 0.7s ease;
    pointer-events: none;
    z-index: -1;
}

.tool-slot.is-featured .tool-reflection {
    opacity: 1;
    transition: opacity 0.6s ease 1s;
}

.tool-spotlight {
    position: absolute;
    bottom: -10%;
    left: 50%;
    transform: translateX(-50%) scale(0.5);
    width: 320px;
    height: 120px;
    background: radial-gradient(ellipse at center,
            rgba(255, 255, 255, 0.9) 0%,
            rgba(200, 220, 240, 0.5) 25%,
            rgba(28, 87, 135, 0.15) 50%,
            transparent 75%);
    filter: blur(8px);
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1);
    pointer-events: none;
    z-index: 0;
}

.tool-slot.is-featured .tool-spotlight {
    opacity: 1;
    transform: translateX(-50%) scale(1);
    transition: opacity 0.6s ease 0.8s, transform 1s cubic-bezier(0.34, 1.56, 0.64, 1) 0.8s;
}

.slot-label {
    position: absolute;
    bottom: 6%;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    pointer-events: none;
    opacity: 0.55;
    transition: opacity 0.4s ease, transform 0.4s ease;
    z-index: 2;
}

.tool-slot:hover .slot-label {
    opacity: 0.9;
    transform: translateX(-50%) translateY(-4px);
}

.tool-slot.is-featured .slot-label {
    opacity: 0;
    transform: translateX(-50%) translateY(10px);
}

.slot-label-num {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--primary, #1c5787);
    letter-spacing: 1px;
    font-feature-settings: "tnum" 1;
    line-height: 1;
}

.slot-label-line {
    width: 18px;
    height: 1px;
    background: rgba(28, 87, 135, 0.4);
}

.slot-label-name {
    font-size: 0.62rem;
    font-weight: 700;
    color: rgba(28, 87, 135, 0.75);
    text-transform: uppercase;
    letter-spacing: 2px;
    line-height: 1;
    white-space: nowrap;
}

/* Connector wrapper içinde — freze ile birlikte hareket eder.
   Dot (cx=10, cy=60, viewBox 200x80) frezenin sağ-üst köşesine yakın oturur. */
.info-connector {
    position: absolute;
    top: 5%;
    left: 50%;
    width: 200px;
    height: 80px;
    z-index: 11;
    opacity: 0;
    transition: opacity 0.3s ease;
    overflow: visible;
    pointer-events: none;
}

.tool-slot.is-featured .info-connector {
    opacity: 1;
    transition: opacity 0.4s ease 0.6s;
}

.info-connector-path {
    stroke-dasharray: 250;
    stroke-dashoffset: 250;
    transition: stroke-dashoffset 0.8s cubic-bezier(0.65, 0, 0.35, 1);
    filter: drop-shadow(0 0 6px rgba(45, 122, 181, 0.6));
}

.tool-slot.is-featured .info-connector-path {
    stroke-dashoffset: 0;
    transition: stroke-dashoffset 0.8s cubic-bezier(0.65, 0, 0.35, 1) 0.6s;
}

.info-connector-dot {
    filter: drop-shadow(0 0 8px rgba(45, 122, 181, 0.9));
}

.info-connector-pulse {
    opacity: 0;
}

.tool-slot.is-featured .info-connector-pulse {
    animation: connPulse 2s ease-out infinite 1.4s;
}

@keyframes connPulse {
    0% {
        r: 5;
        opacity: 0.8;
    }

    100% {
        r: 18;
        opacity: 0;
    }
}

.info-connector-particle {
    opacity: 0;
    filter: drop-shadow(0 0 6px rgba(45, 122, 181, 0.9));
}

.tool-slot.is-featured .info-connector-particle {
    opacity: 0.9;
    transition: opacity 0.4s ease 1.6s;
}

/* Info card wrapper içinde — freze ile birlikte hareket eder.
   Connector'un bittiği noktanın yanında oturur. */
.info-card-wrap {
    position: absolute;
    top: 0%;
    left: calc(50% + 180px);
    z-index: 12;
    opacity: 0;
    transform: translateX(-20px) scale(0.96);
    transition: opacity 0.5s ease, transform 0.5s ease;
    pointer-events: none;
}

.tool-slot.is-featured .info-card-wrap {
    opacity: 1;
    transform: translateX(0) scale(1);
    pointer-events: auto;
    transition: opacity 0.5s ease 1.2s, transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) 1.2s;
}

.info-card {
    position: relative;
    background: linear-gradient(145deg, #ffffff 0%, #f4f8ff 100%);
    border: 1px solid rgba(28, 87, 135, 0.18);
    border-radius: 6px;
    padding: 1.8rem 1.6rem 1.4rem;
    width: 300px;
    overflow: hidden;
    box-shadow:
        0 20px 60px rgba(28, 87, 135, 0.14),
        0 4px 16px rgba(28, 87, 135, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    text-align: left;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 22px;
    left: 0;
    bottom: 22px;
    width: 2px;
    background: linear-gradient(180deg,
            transparent 0%,
            var(--primary, #1c5787) 20%,
            var(--primary-light, #2d7ab5) 80%,
            transparent 100%);
}

.tc-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, rgba(28, 87, 135, 0.035) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(28, 87, 135, 0.035) 1px, transparent 1px);
    background-size: 18px 18px;
    pointer-events: none;
    opacity: 0.8;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 85%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 85%);
}

.info-card>* {
    position: relative;
    z-index: 1;
}

.info-card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.info-card-num {
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary, #1c5787);
    line-height: 1;
    letter-spacing: -2px;
    opacity: 0.18;
}

.info-card-tag {
    font-size: 0.62rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary-light, #2d7ab5);
    background: rgba(28, 87, 135, 0.06);
    padding: 0.3rem 0.6rem;
    border-radius: 2px;
    border: 1px solid rgba(28, 87, 135, 0.2);
    font-family: 'JetBrains Mono', 'Courier New', monospace;
}

.info-card-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--primary-dark, #114468);
    margin-bottom: 0.6rem;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.info-card-desc {
    font-size: 0.84rem;
    color: var(--text-secondary, #4a5568);
    line-height: 1.6;
    margin-bottom: 1.4rem;
}

.info-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.info-card-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 0.82rem;
    font-weight: 700;
    color: white;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    text-decoration: none;
    padding: 0.65rem 1.3rem;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--primary, #1c5787) 0%, var(--primary-light, #2d7ab5) 100%);
    box-shadow: 0 4px 18px rgba(28, 87, 135, 0.35);
    transition: all 0.25s ease;
}

.info-card-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(28, 87, 135, 0.45);
}

.info-card-btn svg {
    transition: transform 0.25s ease;
}

.info-card-btn:hover svg {
    transform: translateX(4px);
}

@media (max-width: 1024px) {
    .info-connector {
        width: 140px;
        height: 60px;
    }

    .info-card-wrap {
        left: calc(50% + 120px);
    }

    .info-card {
        width: 220px;
        padding: 1.4rem 1.2rem 1.1rem;
    }
}

@media (max-width: 768px) {
    .products-geo {
        display: none;
    }

    .products-section .tool-stage {
        height: 340px;
        margin-top: 0.5rem;
    }

    .products-section .tool-model-wrapper {
        height: 200px;
        max-width: 60px;
        transform: translateY(15%) scale(0.8);
    }

    .products-section .tool-slot:hover .tool-model-wrapper {
        transform: translateY(12%) scale(0.85);
    }

    .products-section .tool-slot.is-featured .tool-model-wrapper,
    .products-section .tool-slot.is-featured:hover .tool-model-wrapper {
        --zoom: 10;
        transform: translateY(-20%) scale(1);
        max-width: calc(60px * (100 + var(--zoom)) / 100);
        height: calc(200px * (100 + var(--zoom)) / 100);
    }

    .info-connector {
        width: 70px;
        height: 50px;
        top: 10%;
        left: 50%;
    }

    .info-card-wrap {
        top: 0%;
        left: calc(50% + 60px);
    }

    .info-card {
        width: 110px;
        padding: 0.6rem 0.7rem 0.55rem;
        border-radius: 6px;
    }

    .info-card-header {
        margin-bottom: 0.25rem;
        gap: 0.35rem;
    }

    .info-card-num {
        font-size: 0.9rem;
    }

    .info-card-tag,
    .info-card-desc,
    .tc-grid {
        display: none;
    }

    .info-card-title {
        font-size: 0.72rem;
        margin-bottom: 0.3rem;
        line-height: 1.2;
    }

    .info-card-footer {
        justify-content: flex-start;
    }

    .info-card-btn {
        padding: 0.3rem 0.5rem;
        font-size: 0.55rem;
        gap: 0.25rem;
    }

    .info-card-btn svg {
        width: 10px;
        height: 10px;
    }

    .products-logo-watermark {
        width: clamp(260px, 70vw, 380px);
        opacity: 0.08;
    }

    .slot-label-name {
        display: none;
    }

    .slot-label {
        bottom: 2%;
    }

    .tool-reflection {
        width: 55%;
        height: 14%;
        bottom: 2%;
        filter: blur(3px);
    }

    .tool-spotlight {
        width: 160px;
        height: 56px;
        bottom: -2%;
        filter: blur(5px);
    }

    .products-geo .geo-circle-lg,
    .products-geo .geo-square,
    .products-geo .geo-ring,
    .products-geo .geo-triangle {
        display: none;
    }

    .products-geo-right .geo-r-hexagon,
    .products-geo-right .geo-r-line-stack,
    .products-geo-right .geo-r-arc {
        display: none;
    }
}

/* ===== Catalog (Ürünler) ===== */
.catalog-section {
    padding: 5rem 0 6rem;
    background: var(--bg-white);
}

.catalog-heading {
    margin-bottom: 3.5rem;
    max-width: 720px;
}

.catalog-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 300;
    letter-spacing: -1px;
    color: var(--text-primary);
    line-height: 1.05;
    margin-bottom: 0.75rem;
}

.catalog-subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 400;
}

/* 3+2 ortalı düzen: grid 6 sütun, her kart 2 sütun kaplar.
   Üst satırda 3 kart (1-3-5, 3-5, 5-7 sütunlar), alt satırda 2 kart ortalanır (2-4, 4-6).
   Tam olarak: 4. kart col 2'den, 5. kart col 4'ten başlar — böylece ikisi ortalanır. */
.catalog-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.catalog-item {
    grid-column: span 2;
    display: flex;
    flex-direction: column;
    padding: 2rem 1.75rem 1.25rem;
    border-right: 1px solid var(--border-light);
    background: transparent;
    transition: background var(--transition);
}

/* Üst sıradaki 3. kartın sağında border olmasın (satır sonu) */
.catalog-item:nth-child(3) {
    border-right: none;
}

/* Alt sıradaki 2 kartı ortala: 4. kart 2. sütundan, 5. kart 4. sütundan başlasın */
.catalog-item:nth-child(4) {
    grid-column: 2 / span 2;
    border-top: 1px solid var(--border-light);
}

.catalog-item:nth-child(5) {
    grid-column: 4 / span 2;
    border-top: 1px solid var(--border-light);
    border-right: none;
}

.catalog-item:hover {
    background: var(--bg-light);
}

.catalog-item-media {
    height: 240px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.catalog-item-img {
    max-height: 100%;
    max-width: 80%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: transform var(--transition-slow);
}

.catalog-item:hover .catalog-item-img {
    transform: translateY(-4px);
}

.catalog-item-body {
    flex: 1;
    min-height: 90px;
}

.catalog-item-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.3px;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.catalog-item-sub {
    font-size: 0.88rem;
    color: var(--text-muted);
    font-style: italic;
    font-weight: 400;
    line-height: 1.5;
}

.catalog-item-footer {
    display: flex;
    justify-content: flex-end;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    margin-top: 1rem;
}

.catalog-item-tag {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.3px;
}

@media (max-width: 1024px) {
    /* Tablet: 2 sütun, 5 kart → 2+2+1 (son kart tek başına sola yaslı).
       Ortalamak için son karta grid-column: 1/-1 verip ortalayabiliriz de —
       daha temiz olan 2 sütunda akışa bırakmak. */
    .catalog-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .catalog-item {
        grid-column: span 1;
        border-right: 1px solid var(--border-light);
        border-top: none;
    }

    .catalog-item:nth-child(3),
    .catalog-item:nth-child(4),
    .catalog-item:nth-child(5) {
        grid-column: span 1;
        border-top: 1px solid var(--border-light);
    }

    .catalog-item:nth-child(2n) {
        border-right: none;
    }

    /* 5. (son, tek) kartı 2 sütun boyunca yay ki ortalı görünsün */
    .catalog-item:nth-child(5) {
        grid-column: 1 / -1;
        border-right: none;
    }
}

@media (max-width: 768px) {
    .catalog-section {
        padding: 3rem 0 4rem;
    }

    .catalog-heading {
        margin-bottom: 2rem;
    }

    .catalog-item {
        padding: 1.5rem 1rem 1rem;
    }

    .catalog-item-media {
        height: 180px;
        margin-bottom: 1rem;
    }

    .catalog-item-title {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .catalog-grid {
        grid-template-columns: 1fr;
    }

    .catalog-item,
    .catalog-item:nth-child(3),
    .catalog-item:nth-child(4),
    .catalog-item:nth-child(5) {
        grid-column: 1;
        border-right: none !important;
        border-top: none;
        border-bottom: 1px solid var(--border-light);
    }

    .catalog-item:first-child {
        border-top: none;
    }

    .catalog-item:last-child {
        border-bottom: none;
    }
}