/* ===========================
   DESIGN SYSTEM — Sessiz Lüks
   =========================== */

:root {
    /* Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-card: #1c1c1c;
    --bg-card-hover: #222222;
    --bg-elevated: #161616;
    --border: rgba(212, 175, 55, 0.12);
    --border-subtle: rgba(255, 255, 255, 0.06);

    --text-primary: #f4f4f5;
    --text-secondary: rgba(244, 244, 245, 0.6);
    --text-muted: rgba(244, 244, 245, 0.35);

    --gold: #d4af37;
    --gold-light: #e8cc6e;
    --gold-dark: #b8962e;
    --silver: #c0c0c0;

    /* Typography */
    --font-heading: 'Cinzel', serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1200px;

    /* Transitions */
    --transition-slow: 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-medium: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-fast: 0.3s ease;
}

/* ===========================
   RESET & BASE
   =========================== */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: inherit;
    text-decoration: none;
}

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

::selection {
    background: var(--gold);
    color: var(--bg-primary);
}

/* ===========================
   UTILITIES
   =========================== */

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

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

/* Fade-in Animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s var(--transition-slow), transform 1s var(--transition-slow);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    transition-delay: 0.15s;
}

.delay-2 {
    transition-delay: 0.3s;
}

.delay-3 {
    transition-delay: 0.45s;
}

.delay-4 {
    transition-delay: 0.6s;
}

/* ===========================
   NAVIGATION
   =========================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-medium);
    background: transparent;
}

.nav.scrolled {
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    letter-spacing: 5px;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.logo-maze {
    color: var(--gold);
    transition: transform 0.6s ease;
    flex-shrink: 0;
}

.nav-logo:hover .logo-maze {
    transform: rotate(90deg);
}

.logo-text {
    font-weight: 500;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.82rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-secondary);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width var(--transition-medium);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-link--cta {
    color: var(--gold);
    border: 1px solid var(--border);
    padding: 8px 20px;
    transition: var(--transition-fast);
}

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

.nav-link--cta:hover {
    background: var(--gold);
    color: var(--bg-primary);
    border-color: var(--gold);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

/* ===========================
   HERO SECTION
   =========================== */

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 60px 0 60px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(212, 175, 55, 0.04) 0%, transparent 60%),
        radial-gradient(ellipse at 70% 30%, rgba(192, 192, 192, 0.03) 0%, transparent 50%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 80px 80px;
}

.hero-particles {
    position: absolute;
    inset: 0;
}

/* Labyrinth background motif */
.hero::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    transform: translate(-50%, -50%);
    background:
        /* Outer ring */
        linear-gradient(var(--gold), var(--gold)) no-repeat center top / 100% 0.5px,
        linear-gradient(var(--gold), var(--gold)) no-repeat center bottom / 100% 0.5px,
        linear-gradient(var(--gold), var(--gold)) no-repeat left center / 0.5px 100%,
        linear-gradient(var(--gold), var(--gold)) no-repeat right center / 0.5px 100%,
        /* Middle ring */
        linear-gradient(var(--gold), var(--gold)) no-repeat center calc(20%) / 60% 0.5px,
        linear-gradient(var(--gold), var(--gold)) no-repeat center calc(80%) / 60% 0.5px,
        linear-gradient(var(--gold), var(--gold)) no-repeat calc(20%) center / 0.5px 60%,
        linear-gradient(var(--gold), var(--gold)) no-repeat calc(80%) center / 0.5px 60%,
        /* Inner ring */
        linear-gradient(var(--gold), var(--gold)) no-repeat center calc(38%) / 24% 0.5px,
        linear-gradient(var(--gold), var(--gold)) no-repeat center calc(62%) / 24% 0.5px,
        linear-gradient(var(--gold), var(--gold)) no-repeat calc(38%) center / 0.5px 24%,
        linear-gradient(var(--gold), var(--gold)) no-repeat calc(62%) center / 0.5px 24%;
    opacity: 0.04;
    z-index: 0;
    pointer-events: none;
    animation: mazeRotate 60s linear infinite;
}

@keyframes mazeRotate {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }

    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--gold);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat 8s infinite;
}

@keyframes particleFloat {
    0% {
        opacity: 0;
        transform: translateY(0);
    }

    20% {
        opacity: 0.6;
    }

    80% {
        opacity: 0.2;
    }

    100% {
        opacity: 0;
        transform: translateY(-200px);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 24px;
    max-width: 900px;
    width: 100%;
}

.hero-motif-bg {
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 140%;
    max-width: 700px;
    aspect-ratio: 1/1;
    background: url('hero-motif.png') no-repeat center center / contain;
    opacity: 0.05;
    mix-blend-mode: screen;
    pointer-events: none;
    z-index: -1;
    animation: pulseGlow 8s infinite alternate;
}

@keyframes pulseGlow {
    0% {
        opacity: 0.04;
        transform: translate(-50%, -50%) scale(1);
    }

    100% {
        opacity: 0.08;
        transform: translate(-50%, -50%) scale(1.05);
    }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.4rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: 2px;
    margin-bottom: 32px;
    color: var(--text-primary);
}

.hero-title-sub {
    font-size: 0.3em;
    font-weight: 600;
    letter-spacing: 6px;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 8px;
}

.hero-subtitle {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto 44px;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gold);
    color: var(--bg-primary);
    font-weight: 600;
}

.btn-primary:hover {
    background: var(--gold-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.2);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.btn-ghost:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ===========================
   SECTIONS — GENERAL
   =========================== */

.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 72px;
}

.section-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    color: var(--gold);
    letter-spacing: 4px;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 400;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 300;
    max-width: 500px;
    margin: 0 auto 8px;
}

.section-line {
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    margin: 20px auto 0;
}

/* ===========================
   THE PROBLEM SECTION
   =========================== */

.section-problem {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.problem-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 64px;
    align-items: start;
}

.problem-lead {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    line-height: 1.5;
    margin-bottom: 28px;
    color: var(--text-primary);
}

.problem-body {
    font-size: 0.95rem;
    line-height: 1.9;
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-weight: 300;
}

.problem-stats {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    padding: 28px;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--gold);
    opacity: 0;
    transition: var(--transition-medium);
}

.stat-card:hover {
    border-color: var(--border);
    transform: translateX(4px);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-icon {
    color: var(--gold);
    margin-bottom: 12px;
    opacity: 0.6;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--gold);
    margin-bottom: 8px;
    letter-spacing: 2px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    font-weight: 300;
}

/* ===========================
   THE ARSENAL SECTION
   =========================== */

.arsenal-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.arsenal-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    padding: 44px 36px;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.arsenal-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    opacity: 0;
    transition: var(--transition-medium);
}

.arsenal-card:hover {
    border-color: var(--border);
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.arsenal-card:hover::after {
    opacity: 1;
}

.card-number {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    color: var(--gold);
    letter-spacing: 4px;
    margin-bottom: 28px;
    opacity: 0.6;
}

.card-icon {
    color: var(--gold);
    margin-bottom: 24px;
    opacity: 0.7;
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 400;
    line-height: 1.5;
    letter-spacing: 1px;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.card-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.8;
    font-weight: 300;
    margin-bottom: 24px;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    display: inline-block;
    padding: 5px 12px;
    font-size: 0.7rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-muted);
    border: 1px solid var(--border-subtle);
    transition: var(--transition-fast);
}

.arsenal-card:hover .tag {
    border-color: var(--border);
    color: var(--text-secondary);
}

.card-line {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width var(--transition-medium);
}

.arsenal-card:hover .card-line {
    width: 60%;
}

/* ===========================
   DIVIDER QUOTE
   =========================== */

.section-quote {
    padding: 80px 0;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    background: var(--bg-secondary);
}

.divider-quote {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.quote-mark {
    font-family: var(--font-heading);
    font-size: 5rem;
    color: var(--gold);
    opacity: 0.15;
    line-height: 1;
    display: block;
    margin-bottom: -20px;
}

.divider-quote p {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    line-height: 1.6;
    color: var(--text-primary);
    font-style: italic;
    letter-spacing: 0.5px;
}

.quote-author {
    margin-top: 24px;
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: var(--gold);
    letter-spacing: 3px;
    text-transform: uppercase;
    font-style: normal;
}

/* ===========================
   CASE PREVIEW
   =========================== */

.case-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    padding: 56px;
    position: relative;
    overflow: hidden;
}

.case-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    opacity: 0.3;
}

.case-label {
    font-size: 0.72rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--gold);
    display: block;
    margin-bottom: 20px;
}

.case-preview-title {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 400;
    line-height: 1.3;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.case-preview-desc {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.8;
    font-weight: 300;
    margin-bottom: 28px;
}

.case-preview-stats {
    display: flex;
    gap: 32px;
    margin-bottom: 32px;
}

.cp-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cp-stat-num {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--gold);
    letter-spacing: 1px;
}

.cp-stat-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.case-preview-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.cpv-frame {
    width: 100%;
    aspect-ratio: 1;
    max-width: 400px;
    position: relative;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cpv-abstract {
    position: relative;
    width: 80%;
    height: 80%;
}

.abstract-shape {
    position: absolute;
    border: 1px solid var(--gold);
    opacity: 0.15;
    transition: var(--transition-slow);
}

.shape-1 {
    width: 60%;
    height: 60%;
    top: 10%;
    left: 10%;
    transform: rotate(15deg);
    animation: shapeFloat 12s ease-in-out infinite;
}

.shape-2 {
    width: 45%;
    height: 45%;
    bottom: 10%;
    right: 10%;
    border-radius: 50%;
    animation: shapeFloat 15s ease-in-out infinite reverse;
}

.shape-3 {
    width: 35%;
    height: 35%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
    background: rgba(212, 175, 55, 0.03);
    animation: shapeFloat 10s ease-in-out infinite;
}

.abstract-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    opacity: 0.2;
}

.line-1 {
    width: 120%;
    top: 40%;
    left: -10%;
    transform: rotate(-15deg);
}

.line-2 {
    width: 100%;
    top: 65%;
    left: 0;
    transform: rotate(10deg);
}

@keyframes shapeFloat {

    0%,
    100% {
        transform: translateY(0) rotate(15deg);
    }

    50% {
        transform: translateY(-10px) rotate(20deg);
    }
}

/* ===========================
   THE GATEWAY (CONTACT)
   =========================== */

.section-gateway {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
}

.gateway-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
    align-items: start;
}

.gateway-lead {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    line-height: 1.5;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.gateway-body {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.8;
    font-weight: 300;
    margin-bottom: 32px;
}

.gateway-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.gi-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.gi-item svg {
    color: var(--gold);
    opacity: 0.6;
    flex-shrink: 0;
}

/* Form Styles */
.gateway-form {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    padding: 44px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: var(--transition-fast);
    outline: none;
    border-radius: 0;
    -webkit-appearance: none;
    appearance: none;
}

.form-group select {
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23c0c0c0' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.15);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-note {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 16px;
    letter-spacing: 0.5px;
}

/* ===========================
   FOOTER
   =========================== */

.footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--border-subtle);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 60px;
}

.footer-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-top: 16px;
    font-weight: 300;
}

.footer-nav h4 {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 20px;
}

.footer-nav a {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 12px;
    transition: var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--text-primary);
    transform: translateX(4px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--border-subtle);
    font-size: 0.78rem;
    color: var(--text-muted);
}

.footer-tagline {
    color: var(--gold);
    font-family: var(--font-heading);
    letter-spacing: 3px;
    text-transform: uppercase;
    font-size: 0.72rem;
}

/* ===========================
   CASES PAGE
   =========================== */

.page-header {
    padding: 160px 0 80px;
    text-align: center;
    position: relative;
}

.page-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.page-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
}

.page-badge .badge-line {
    width: 30px;
}

.page-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 400;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.page-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 300;
    max-width: 550px;
    margin: 0 auto;
}

/* Case Study Layout */
.case-study {
    padding: 80px 0;
    border-bottom: 1px solid var(--border-subtle);
}

.case-study:last-of-type {
    border-bottom: none;
}

.case-meta {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 40px;
}

.case-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--gold);
    opacity: 0.3;
    letter-spacing: 2px;
}

.case-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.case-category {
    font-size: 0.7rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gold);
}

.case-title {
    font-family: var(--font-heading);
    font-size: clamp(1.3rem, 3vw, 2rem);
    font-weight: 400;
    letter-spacing: 1px;
    line-height: 1.3;
}

.case-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-top: 40px;
}

.case-block {
    padding: 36px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    transition: var(--transition-medium);
}

.case-block:hover {
    border-color: var(--border);
}

.case-block-label {
    font-size: 0.7rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 16px;
    display: block;
}

.case-block-text {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.8;
    font-weight: 300;
}

.case-result {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.result-card {
    text-align: center;
    padding: 36px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    transition: var(--transition-medium);
}

.result-card:hover {
    border-color: var(--border);
    transform: translateY(-4px);
}

.result-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--gold);
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.result-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ===========================
   LAB PAGE
   =========================== */

.lab-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.lab-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    padding: 44px 36px;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.lab-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.06) 0%, transparent 70%);
    transition: var(--transition-medium);
}

.lab-card:hover {
    border-color: var(--border);
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.lab-card:hover::before {
    width: 120px;
    height: 120px;
}

.lab-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    margin-bottom: 24px;
    color: var(--gold);
}

.lab-card-title {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.lab-card-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.8;
    font-weight: 300;
    margin-bottom: 24px;
}

.lab-card-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-tag {
    padding: 4px 10px;
    font-size: 0.68rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--gold);
    border: 1px solid var(--border);
    opacity: 0.7;
}

/* ===========================
   RESPONSIVE
   =========================== */

@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .problem-grid,
    .gateway-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .arsenal-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .arsenal-grid[style*="repeat(4"] {
        grid-template-columns: repeat(2, 1fr) !important;
    }

    .case-preview {
        grid-template-columns: 1fr;
        padding: 36px;
    }

    .case-preview-visual {
        display: none;
    }

    .case-content {
        grid-template-columns: 1fr;
    }

    .case-result {
        grid-template-columns: repeat(3, 1fr);
    }

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

.mobile-break {
    display: none;
}

@media (max-width: 768px) {
    :root {
        --section-padding: 64px;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-primary);
        border-left: 1px solid var(--border-subtle);
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        padding: 60px 40px;
        gap: 24px;
        transition: right var(--transition-medium);
        z-index: 1000;
    }

    .nav-links.open {
        right: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-link--cta {
        margin-top: 16px;
    }

    .hero {
        padding: 50px 0 40px;
    }

    .hero-motif-bg {
        width: 100%;
        max-width: 500px;
        opacity: 0.1;
        top: 40%;
    }

    .hero-title {
        font-size: clamp(1.8rem, 8vw, 2.8rem);
    }

    .hero-title-sub {
        font-size: 0.3em;
        letter-spacing: 3px;
    }

    .hero-subtitle {
        font-size: 0.95rem;
        margin: 0 auto 32px;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
        padding: 0 16px;
    }

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

    .case-preview-stats {
        flex-direction: column;
        gap: 16px;
    }

    .case-result {
        grid-template-columns: 1fr;
    }

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

    .gateway-form {
        padding: 28px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 40px 0 32px;
    }

    .hero-content {
        padding: 0 16px;
    }

    .mobile-break {
        display: block;
    }

    .btn span {
        text-align: center;
    }

    .hero-title-sub {
        font-size: 1.1rem;
        letter-spacing: 3px;
        margin-bottom: 4px;
    }

    .section-title {
        font-size: 1.5rem;
        letter-spacing: 2px;
    }

    .stat-number {
        font-size: 1.6rem;
    }

    .case-number {
        font-size: 2rem;
    }
}