/* ==========================================================================
   HASEM MAKİNE — DESIGN SYSTEM & STYLESHEET
   Aesthetic: Signature Obsidian Emerald & Precision Titanium Pearl
   Typography: Outfit (Display) + Plus Jakarta Sans (Body) + JetBrains Mono (Specs)
   Colors: Monochromatic Luxury Emerald Ecosystem (#10b981 / #34d399 / #059669)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   -------------------------------------------------------------------------- */
:root {
    /* Color Palette - Deep Obsidian Emerald (Dark Surfaces) */
    --bg-deep: #050e0c;
    --bg-dark: #081613;
    --bg-surface-dark: #0d221d;
    --bg-card-dark: #112a24;
    --bg-card-hover: #173830;

    /* Color Palette - Light Titanium & Pearl (Light Sections) */
    --bg-light: #f3f8f5;
    --bg-light-alt: #e6f0e9;
    --bg-card-light: #ffffff;

    /* Signature Green Accent & Glow System (Pure Emerald Family) */
    --accent-primary: #10b981;
    --accent-light: #34d399;
    --accent-soft: #a7f3d0;
    --accent-dark: #064e3b;
    --accent-deep: #022c22;
    --accent-glow: rgba(16, 185, 129, 0.32);
    --accent-glow-subtle: rgba(16, 185, 129, 0.14);
    --accent-glow-intense: rgba(16, 185, 129, 0.55);
    
    /* Harmonic Emerald Gradient */
    --accent-gradient: linear-gradient(135deg, #34d399 0%, #10b981 50%, #059669 100%);
    --accent-gradient-light: linear-gradient(135deg, #064e3b 0%, #047857 50%, #10b981 100%);

    /* Text Colors */
    --text-on-dark: #f6faf7;
    --text-muted-dark: #a1b8ac;
    --text-dim-dark: #647d71;
    --text-on-light: #061914;
    --text-muted-light: #3e564d;
    --text-dim-light: #708a7f;

    /* Borders & Glassmorphism */
    --border-dark-subtle: rgba(255, 255, 255, 0.07);
    --border-dark-medium: rgba(255, 255, 255, 0.13);
    --border-dark-accent: rgba(16, 185, 129, 0.32);
    --border-light: rgba(6, 25, 20, 0.12);
    --glass-bg-dark: rgba(8, 22, 19, 0.82);
    --glass-bg-light: rgba(243, 248, 245, 0.88);
    --glass-blur: blur(16px);

    /* Typography Hierarchy */
    --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-accent: 'Syne', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Shadows & Transitions */
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 8px 26px rgba(0, 0, 0, 0.18);
    --shadow-lg: 0 18px 45px rgba(0, 0, 0, 0.28);
    --shadow-glow: 0 0 35px var(--accent-glow);
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

    /* Layout & Spacing */
    --nav-height: 84px;
    --mobile-nav-height: 70px;
    --container-px: clamp(1.25rem, 5vw, 5rem);
    --border-radius-sm: 8px;
    --border-radius-md: 14px;
    --border-radius-lg: 24px;
    --border-radius-full: 9999px;
}

/* --------------------------------------------------------------------------
   2. RESET & BASE ELEMENTS
   -------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    background-color: var(--bg-deep);
    color: var(--text-on-dark);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
    padding-bottom: 0;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

/* --------------------------------------------------------------------------
   3. BACKGROUND AMBIENCE (GRAIN & SIGNATURE EMERALD GLOW)
   -------------------------------------------------------------------------- */
.grain {
    position: fixed;
    inset: 0;
    z-index: 99;
    pointer-events: none;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.8'/%3E%3C/svg%3E");
}

.cursor-glow {
    position: fixed;
    width: 520px;
    height: 520px;
    z-index: 1;
    pointer-events: none;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.15) 0%, rgba(16, 185, 129, 0.04) 45%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
    mix-blend-mode: screen;
}

@media (max-width: 800px) {
    .cursor-glow {
        display: none;
    }
}

/* --------------------------------------------------------------------------
   4. TYPOGRAPHY & SHARED UTILITIES
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.035em;
    color: inherit;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.kicker {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    color: var(--accent-primary);
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.kicker-line {
    width: 24px;
    height: 2px;
    background: var(--accent-primary);
    border-radius: 2px;
}

.kicker-badge {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid var(--border-dark-accent);
    padding: 3px 10px;
    border-radius: 99px;
    color: var(--accent-primary);
}

.kicker-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 10px;
    color: var(--text-muted-dark);
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-primary);
}

.kicker.kicker-dark {
    color: var(--accent-primary);
}

/* Common Buttons */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 15px 30px;
    border-radius: var(--border-radius-full);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.2px;
    text-decoration: none;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    min-height: 48px;
}

.button b {
    font-size: 16px;
    transition: transform var(--transition-fast);
}

.button:hover b {
    transform: translateX(4px);
}

.button-primary {
    background: var(--accent-primary);
    color: #03140e;
    box-shadow: 0 4px 22px rgba(16, 185, 129, 0.38);
}

.button-primary:hover {
    background: var(--accent-light);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.55);
}

.button-secondary {
    background: rgba(255, 255, 255, 0.07);
    color: var(--text-on-dark);
    border: 1px solid var(--border-dark-medium);
    backdrop-filter: blur(10px);
}

.button-secondary:hover {
    background: rgba(255, 255, 255, 0.14);
    border-color: var(--border-dark-accent);
    color: var(--accent-light);
    transform: translateY(-3px);
}

.button-light {
    background: var(--bg-deep);
    color: var(--accent-primary);
    border: 1px solid var(--border-dark-accent);
}

.button-light:hover {
    background: var(--accent-primary);
    color: var(--bg-deep);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.3px;
    border-bottom: 1.5px solid currentColor;
    padding-bottom: 4px;
    transition: var(--transition-fast);
}

.text-link:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    gap: 12px;
}

/* --------------------------------------------------------------------------
   5. HEADER & NAVIGATION
   -------------------------------------------------------------------------- */
.nav-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    height: var(--nav-height);
    background: var(--glass-bg-dark);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-dark-subtle);
    transition: background var(--transition-smooth), height var(--transition-smooth);
}

.nav-container {
    max-width: 1480px;
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--container-px);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Brand Logo */
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-on-dark);
    text-decoration: none;
    flex-shrink: 0;
}

.brand-mark {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border: 1px solid var(--border-dark-accent);
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-primary);
    font-size: 20px;
    transition: transform var(--transition-smooth), background var(--transition-smooth);
}

.brand:hover .brand-mark {
    transform: rotate(90deg);
    background: rgba(16, 185, 129, 0.22);
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-title {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 800;
    letter-spacing: 1.2px;
    line-height: 1.1;
}

.brand-sub {
    font-family: var(--font-mono);
    font-size: 8px;
    font-weight: 600;
    letter-spacing: 1.6px;
    color: var(--accent-primary);
    opacity: 0.9;
    margin-top: 3px;
}

/* Desktop Navigation */
.desktop-nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted-dark);
    text-decoration: none;
    position: relative;
    padding: 6px 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    border-radius: 2px;
    transition: width var(--transition-smooth);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-on-dark);
}

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

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.cta-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: var(--border-radius-full);
    background: rgba(16, 185, 129, 0.14);
    border: 1px solid var(--border-dark-accent);
    color: var(--text-on-dark);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.4px;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.cta-pill b {
    color: var(--accent-primary);
    transition: transform var(--transition-fast);
}

.cta-pill:hover {
    background: var(--accent-primary);
    color: #03140e;
    box-shadow: 0 4px 18px var(--accent-glow);
    transform: translateY(-2px);
}

.cta-pill:hover b {
    color: #03140e;
    transform: translate(2px, -2px);
}

/* Mobile Toggle Hamburger */
.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-dark-medium);
    padding: 0;
    z-index: 60;
    cursor: pointer;
}

.mobile-toggle .bar {
    width: 20px;
    height: 2px;
    background: var(--text-on-dark);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease, background 0.3s ease;
}

.mobile-toggle.active .top-bar {
    transform: translateY(8px) rotate(45deg);
    background: var(--accent-primary);
}

.mobile-toggle.active .mid-bar {
    opacity: 0;
}

.mobile-toggle.active .bot-bar {
    transform: translateY(-8px) rotate(-45deg);
    background: var(--accent-primary);
}

/* --------------------------------------------------------------------------
   6. MOBILE DRAWER (SLEEK GLASSMORPHISM DRAWER)
   -------------------------------------------------------------------------- */
.mobile-drawer {
    position: fixed;
    inset: 0;
    z-index: 100;
    visibility: hidden;
    pointer-events: none;
    transition: visibility 0.4s ease;
}

.mobile-drawer.open {
    visibility: visible;
    pointer-events: auto;
}

.drawer-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(3, 10, 8, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.mobile-drawer.open .drawer-backdrop {
    opacity: 1;
}

.drawer-content {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(380px, 86vw);
    background: #091a16;
    border-left: 1px solid var(--border-dark-accent);
    padding: 28px 24px 36px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.7);
    overflow-y: auto;
}

.mobile-drawer.open .drawer-content {
    transform: translateX(0);
}

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-dark-subtle);
}

.drawer-close {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--border-dark-medium);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-on-dark);
    font-size: 16px;
    display: grid;
    place-items: center;
}

.drawer-links {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin: 28px 0;
}

.drawer-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 12px;
    border-radius: var(--border-radius-sm);
    color: var(--text-on-dark);
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.drawer-link .link-num {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent-primary);
    margin-right: 14px;
}

.drawer-link .link-arrow {
    color: var(--text-dim-dark);
    transition: transform var(--transition-fast), color var(--transition-fast);
}

.drawer-link:hover,
.drawer-link:active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-primary);
}

.drawer-link:hover .link-arrow {
    transform: translateX(4px);
    color: var(--accent-primary);
}

.drawer-footer {
    display: flex;
    flex-direction: column;
    gap: 10px;
    border-top: 1px solid var(--border-dark-subtle);
    padding-top: 20px;
}

.drawer-contact-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    border-radius: var(--border-radius-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-dark-subtle);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-on-dark);
}

.drawer-cta-btn {
    display: block;
    text-align: center;
    padding: 14px;
    border-radius: var(--border-radius-md);
    background: var(--accent-primary);
    color: #03140e;
    font-weight: 800;
    font-size: 14px;
    box-shadow: 0 4px 16px var(--accent-glow);
}

/* --------------------------------------------------------------------------
   7. HERO SECTION
   -------------------------------------------------------------------------- */
.hero {
    position: relative;
    min-height: 100vh;
    padding: calc(var(--nav-height) + 40px) var(--container-px) 80px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    inset: 0;
    background: url("https://images.unsplash.com/photo-1581092160607-ee22621dd758?auto=format&fit=crop&w=2000&q=85") center/cover no-repeat;
    opacity: 0.18;
    filter: saturate(0.85);
    transform: scale(1.03);
    animation: slowZoom 24s ease-in-out infinite alternate;
}

.hero-shade {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 40%, rgba(5, 14, 12, 0.4) 0%, #050e0c 80%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    opacity: 0.04;
    background-size: 50px 50px;
    background-image: 
        linear-gradient(to right, rgba(16, 185, 129, 0.4) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(16, 185, 129, 0.4) 1px, transparent 1px);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 840px;
}

.hero-title {
    font-size: clamp(44px, 7.5vw, 98px);
    line-height: 0.94;
    letter-spacing: -0.04em;
    margin-bottom: 26px;
}

.hero-title em {
    font-style: italic;
    font-weight: 300;
    color: var(--accent-soft);
}

.hero-copy {
    font-size: clamp(15px, 1.8vw, 18px);
    line-height: 1.65;
    color: var(--text-muted-dark);
    max-width: 560px;
    margin-bottom: 38px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 22px;
    flex-wrap: wrap;
}

/* Video Trigger */
.video-trigger {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 10px 18px 10px 12px;
    border-radius: var(--border-radius-full);
    border: 1px solid var(--border-dark-subtle);
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(8px);
    color: var(--text-on-dark);
    transition: var(--transition-smooth);
    min-height: 48px;
}

.play-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
    display: grid;
    place-items: center;
    font-size: 11px;
    padding-left: 2px;
    transition: transform var(--transition-fast), background var(--transition-fast);
}

.trigger-label {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.trigger-label strong {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--accent-primary);
}

.trigger-label small {
    font-size: 11px;
    color: var(--text-muted-dark);
}

.video-trigger:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border-dark-accent);
}

.video-trigger:hover .play-icon {
    transform: scale(1.1);
    background: var(--accent-primary);
    color: var(--bg-deep);
}

/* Telemetry Badge Tag */
.hero-tag {
    position: absolute;
    right: var(--container-px);
    top: 32%;
    z-index: 2;
    padding: 16px 20px;
    border-radius: var(--border-radius-md);
    background: rgba(13, 34, 29, 0.7);
    border: 1px solid var(--border-dark-accent);
    backdrop-filter: blur(14px);
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.pulse {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent-primary);
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.8);
    animation: pulseRing 2s infinite;
}

.tag-body small {
    display: block;
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 1.2px;
    color: var(--text-muted-dark);
}

.tag-body strong {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 800;
    line-height: 1.1;
    color: var(--text-on-dark);
}

.tag-body em {
    font-family: var(--font-body);
    font-size: 12px;
    font-style: normal;
    color: var(--accent-primary);
    font-weight: 600;
    margin-left: 4px;
}

/* Hero Pagination Indicator */
.hero-index {
    position: absolute;
    right: var(--container-px);
    bottom: 45px;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 14px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-dim-dark);
}

.hero-index .current {
    font-weight: 700;
    color: var(--accent-primary);
    font-size: 16px;
}

.index-bars {
    width: 100px;
    height: 2px;
    background: rgba(255, 255, 255, 0.15);
    display: flex;
    border-radius: 2px;
    overflow: hidden;
}

.index-bars i {
    flex: 1;
    height: 100%;
    background: transparent;
}

.index-bars i.active {
    background: var(--accent-primary);
}

/* Orbit Scroll Button */
.orbit-label {
    position: absolute;
    left: var(--container-px);
    bottom: 40px;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 1.8px;
    color: var(--text-dim-dark);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.orbit-arrow {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--border-dark-medium);
    display: grid;
    place-items: center;
    font-size: 12px;
    color: var(--accent-primary);
    animation: bounceDown 2s infinite ease-in-out;
}

.orbit-label:hover {
    color: var(--text-on-dark);
}

/* --------------------------------------------------------------------------
   8. MARQUEE TICKER (INFINITE CONTINUOUS ROLL)
   -------------------------------------------------------------------------- */
.marquee {
    background: var(--accent-primary);
    color: #03140e;
    height: 76px;
    display: flex;
    align-items: center;
    overflow: hidden;
    position: relative;
    z-index: 5;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.25);
}

.marquee-track {
    display: flex;
    align-items: center;
    gap: 32px;
    white-space: nowrap;
    animation: marqueeRoll 25s linear infinite;
    font-family: var(--font-display);
    font-size: clamp(20px, 3vw, 28px);
    font-weight: 800;
    letter-spacing: -0.02em;
    will-change: transform;
}

.marquee-track:hover {
    animation-play-state: paused;
}

.marquee-track b {
    font-size: 16px;
    opacity: 0.6;
}

/* --------------------------------------------------------------------------
   9. SOLUTIONS / INTRO SECTION (WITH RICH VISUAL CARDS)
   -------------------------------------------------------------------------- */
.intro {
    background: var(--bg-light);
    color: var(--text-on-light);
    padding: 120px var(--container-px);
    position: relative;
}

.section-label {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-top: 1px solid var(--border-light);
    padding-top: 18px;
    margin-bottom: 60px;
    font-family: var(--font-mono);
    font-size: 11px;
}

.section-badge {
    font-weight: 700;
    color: var(--accent-dark);
    letter-spacing: 1.2px;
}

.section-label p {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    max-width: 440px;
    color: var(--text-muted-light);
}

.intro-title {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 75px;
    flex-wrap: wrap;
}

.intro-title h2 {
    font-size: clamp(38px, 6vw, 84px);
    line-height: 0.96;
    color: var(--text-on-light);
}

.intro-title h2 .gradient-text {
    background: var(--accent-gradient-light);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Benefits Grid with Image Cards */
.benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    border-top: 1px solid var(--border-light);
    padding-top: 40px;
}

.benefit {
    background: #ffffff;
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(6, 25, 20, 0.08);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
}

.benefit:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 36px rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.35);
}

.benefit-media {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--bg-surface-dark);
}

.benefit-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.benefit:hover .benefit-media img {
    transform: scale(1.08);
}

.benefit-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.8px;
    color: #ffffff;
    background: rgba(6, 78, 59, 0.85);
    backdrop-filter: blur(8px);
    padding: 4px 10px;
    border-radius: var(--border-radius-full);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.benefit-body {
    padding: 28px 24px;
    position: relative;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.benefit-number {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 800;
    color: var(--accent-primary);
}

.benefit h3 {
    font-size: clamp(22px, 2.2vw, 28px);
    margin: 12px 0 10px;
    line-height: 1.1;
    color: var(--text-on-light);
}

.benefit p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-muted-light);
    margin-bottom: 16px;
}

.benefit-arrow {
    margin-top: auto;
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-primary);
    transition: transform var(--transition-fast);
}

.benefit:hover .benefit-arrow {
    transform: translate(4px, -4px);
}

/* --------------------------------------------------------------------------
   10. MACHINE SHOWCASE CAROUSEL (INFINITE CONTINUOUS LOOP)
   -------------------------------------------------------------------------- */
.machine-showcase {
    background: var(--bg-dark);
    color: var(--text-on-dark);
    padding: 120px 0;
    overflow: hidden;
    position: relative;
}

.show-head {
    max-width: 1480px;
    margin: 0 auto;
    padding: 0 var(--container-px) 50px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 30px;
}

.show-head h2 {
    font-size: clamp(40px, 5.8vw, 80px);
    line-height: 0.98;
}

.arrows {
    display: flex;
    gap: 12px;
}

.arrow-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 1px solid var(--border-dark-medium);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-on-dark);
    font-size: 20px;
    display: grid;
    place-items: center;
    transition: var(--transition-smooth);
    user-select: none;
}

.arrow-btn:hover {
    background: var(--accent-primary);
    color: var(--bg-deep);
    border-color: var(--accent-primary);
    transform: scale(1.06);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.machine-track-container {
    width: 100%;
    overflow-x: hidden;
    padding: 10px var(--container-px) 30px;
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
}

.machine-track-container:active {
    cursor: grabbing;
}

.machine-track {
    display: flex;
    gap: 28px;
    width: max-content;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform;
}

.machine-card {
    flex: 0 0 380px;
    height: 500px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    position: relative;
    background: var(--bg-card-dark);
    border: 1px solid var(--border-dark-subtle);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 32px;
    transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
}

.machine-card.featured {
    flex: 0 0 480px;
}

.card-img-wrap {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.card-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.machine-card::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(0deg, rgba(5, 14, 12, 0.96) 0%, rgba(5, 14, 12, 0.5) 50%, rgba(5, 14, 12, 0.1) 100%);
    transition: opacity var(--transition-smooth);
}

.machine-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-dark-accent);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5), 0 0 25px var(--accent-glow-subtle);
}

.machine-card:hover .card-img-wrap img {
    transform: scale(1.08);
}

.card-copy {
    position: relative;
    z-index: 2;
}

.card-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--accent-primary);
    margin-bottom: 8px;
}

.card-copy h3 {
    font-size: 32px;
    margin-bottom: 8px;
}

.card-copy p {
    font-size: 13px;
    color: var(--text-muted-dark);
    line-height: 1.5;
}

.card-action {
    position: absolute;
    top: 24px;
    right: 24px;
    z-index: 2;
    padding: 8px 16px;
    border-radius: var(--border-radius-full);
    background: rgba(8, 22, 19, 0.7);
    border: 1px solid var(--border-dark-medium);
    backdrop-filter: blur(8px);
    font-size: 12px;
    font-weight: 700;
    color: var(--text-on-dark);
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.card-action:hover {
    background: var(--accent-primary);
    color: var(--bg-deep);
    border-color: var(--accent-primary);
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 30px;
}

.carousel-dots .dot {
    width: 8px;
    height: 8px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.2);
    transition: var(--transition-smooth);
    padding: 0;
    border: none;
}

.carousel-dots .dot.active {
    width: 28px;
    background: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-glow);
}

/* --------------------------------------------------------------------------
   11. SYSTEM / STORY SECTION
   -------------------------------------------------------------------------- */
.story {
    background: #071613;
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 800px;
    border-top: 1px solid var(--border-dark-subtle);
}

.story-photo {
    position: relative;
    overflow: hidden;
}

.story-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(0.85);
}



.story-copy {
    padding: clamp(60px, 8vw, 120px) clamp(30px, 6vw, 90px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.story-copy h2 {
    font-size: clamp(38px, 5.2vw, 72px);
    line-height: 1;
    margin-bottom: 24px;
}

.story-desc {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-muted-dark);
    max-width: 480px;
    margin-bottom: 40px;
}

/* Accordion */
.accordion {
    border-top: 1px solid var(--border-dark-subtle);
}

.accordion-item {
    border-bottom: 1px solid var(--border-dark-subtle);
    transition: background var(--transition-fast);
}

.accordion-trigger {
    width: 100%;
    padding: 22px 0;
    display: grid;
    grid-template-columns: 36px 1fr 24px;
    align-items: center;
    text-align: left;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-on-dark);
    cursor: pointer;
}

.acc-num {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--accent-primary);
}

.acc-icon {
    font-size: 20px;
    font-weight: 400;
    color: var(--accent-primary);
    transition: transform var(--transition-smooth);
}

.accordion-panel {
    display: none;
    padding: 0 0 22px 36px;
}

.accordion-panel p {
    font-size: 14px;
    line-height: 1.65;
    color: var(--text-muted-dark);
}

.accordion-item.open .accordion-panel {
    display: block;
}

.accordion-item.open .acc-icon {
    transform: rotate(45deg);
}

/* --------------------------------------------------------------------------
   12. METRICS SECTION
   -------------------------------------------------------------------------- */
.metrics {
    background: var(--bg-deep);
    border-top: 1px solid var(--border-dark-subtle);
    border-bottom: 1px solid var(--border-dark-subtle);
    padding: 80px var(--container-px);
}

.metrics-grid {
    max-width: 1480px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr) 1.5fr;
    gap: 40px;
    align-items: center;
}

.metric-card {
    border-right: 1px solid var(--border-dark-subtle);
    padding-right: 30px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.metric-val {
    display: flex;
    align-items: baseline;
    gap: 2px;
}

.metric-val strong {
    font-family: var(--font-display);
    font-size: clamp(48px, 5.5vw, 76px);
    font-weight: 900;
    line-height: 1;
    color: var(--text-on-dark);
}

.metric-val sup {
    font-size: 28px;
    color: var(--accent-primary);
    font-weight: 700;
    margin-left: 2px;
}

.metric-val .unit {
    font-size: 32px;
    color: var(--accent-primary);
    font-weight: 700;
}

.metric-label {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.8px;
    color: var(--text-muted-dark);
    line-height: 1.5;
}

.metric-card.metric-wide {
    border-right: none;
    padding-right: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.wide-title {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 700;
    line-height: 1.2;
}

/* --------------------------------------------------------------------------
   13. PROCESS SECTION (WITH STEP IMAGES)
   -------------------------------------------------------------------------- */
.process {
    background: var(--bg-light);
    color: var(--text-on-light);
    padding: 120px var(--container-px);
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: clamp(40px, 8vw, 100px);
}

.process-title h2 {
    font-size: clamp(38px, 5.5vw, 72px);
    line-height: 1;
    margin-bottom: 20px;
}

.process-title h2 .gradient-text {
    background: var(--accent-gradient-light);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.process-lead {
    font-size: 15px;
    color: var(--text-muted-light);
    line-height: 1.6;
}

.steps-container {
    position: relative;
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    padding-top: 10px;
    position: relative;
}

.steps-rail {
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--border-light);
    display: none;
}

.step-card {
    background: #ffffff;
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(6, 25, 20, 0.08);
    overflow: hidden;
    padding: 20px;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
}

.step-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 32px rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.35);
}

.step-media {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    margin-bottom: 20px;
    background: var(--bg-surface-dark);
}

.step-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.step-card:hover .step-media img {
    transform: scale(1.08);
}

.step-marker {
    position: absolute;
    bottom: 12px;
    left: 12px;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(5, 14, 12, 0.8);
    backdrop-filter: blur(8px);
    padding: 4px 10px;
    border-radius: var(--border-radius-full);
    border: 1px solid var(--border-dark-accent);
}

.step-num {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 800;
    color: var(--accent-primary);
}

.step-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-primary);
    box-shadow: 0 0 6px var(--accent-primary);
}

.step-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--text-on-light);
}

.step-card p {
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-muted-light);
}

/* --------------------------------------------------------------------------
   14. IMPACT / SECTORS
   -------------------------------------------------------------------------- */
.impact {
    background: #e9f2ec;
    color: var(--text-on-light);
    padding: 120px var(--container-px);
}

.impact-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 60px;
    gap: 40px;
    flex-wrap: wrap;
}

.impact-head h2 {
    font-size: clamp(38px, 5.5vw, 74px);
    line-height: 0.98;
    color: var(--text-on-light);
}

.impact-head h2 .gradient-text {
    background: var(--accent-gradient-light);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.impact-head p {
    max-width: 380px;
    font-size: 14px;
    color: var(--text-muted-light);
    line-height: 1.6;
}

.impact-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.9fr 0.9fr;
    gap: 24px;
}

.impact-card {
    min-height: 380px;
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    padding: 32px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    color: #fff;
    background: #0a1f1a;
    border: 1px solid rgba(16, 185, 129, 0.15);
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.impact-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.4), 0 0 20px var(--accent-glow-subtle);
}

.impact-card img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.impact-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(5, 16, 14, 0.96) 0%, rgba(5, 16, 14, 0.45) 60%, transparent 100%);
    z-index: 1;
}

.impact-card:hover img {
    transform: scale(1.08);
}

.impact-card-content {
    position: relative;
    z-index: 2;
}

.impact-tag {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--accent-primary);
}

.impact-card h3 {
    font-size: 26px;
    margin: 10px 0 8px;
    line-height: 1.15;
}

.impact-card p {
    font-size: 13px;
    line-height: 1.6;
    color: #c5d9cf;
    margin-bottom: 18px;
}

.impact-link {
    font-size: 12px;
    font-weight: 800;
    color: var(--accent-primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.impact-link:hover {
    gap: 10px;
    color: #fff;
}

/* --------------------------------------------------------------------------
   15. LOGOS / PARTNERS (SEAMLESS INFINITE MARQUEE)
   -------------------------------------------------------------------------- */
.logos {
    background: var(--bg-surface-dark);
    padding: 60px var(--container-px);
    border-top: 1px solid var(--border-dark-subtle);
    overflow: hidden;
}

.logos-container {
    max-width: 1480px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}

.logos-lead {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.4px;
    color: var(--accent-primary);
    line-height: 1.6;
    flex-shrink: 0;
}

.logos-marquee-wrapper {
    flex: 1;
    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.logo-list {
    display: flex;
    align-items: center;
    gap: 48px;
    white-space: nowrap;
    animation: marqueeRoll 28s linear infinite;
    will-change: transform;
}

.logo-list:hover {
    animation-play-state: paused;
}

.logo-item {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 1.5px;
    color: var(--text-dim-dark);
    transition: color var(--transition-fast);
    display: inline-block;
}

.logo-item:hover {
    color: var(--accent-primary);
}

/* --------------------------------------------------------------------------
   16. JOURNAL (WITH ARTICLE COVER IMAGES)
   -------------------------------------------------------------------------- */
.journal {
    background: var(--bg-light);
    color: var(--text-on-light);
    padding: 120px var(--container-px) 60px;
}

.journal-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 50px;
}

.journal-head h2 {
    font-size: clamp(38px, 5.5vw, 74px);
    line-height: 1;
    color: var(--text-on-light);
}

.journal-head h2 .gradient-text {
    background: var(--accent-gradient-light);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.journal-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.journal-card {
    background: #ffffff;
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(6, 25, 20, 0.08);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
}

.journal-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 36px rgba(16, 185, 129, 0.12);
    border-color: rgba(16, 185, 129, 0.35);
}

.journal-img-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--bg-surface-dark);
}

.journal-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.journal-card:hover .journal-img-wrap img {
    transform: scale(1.08);
}

.journal-tag {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.8px;
    color: #ffffff;
    background: rgba(6, 78, 59, 0.85);
    backdrop-filter: blur(8px);
    padding: 4px 10px;
    border-radius: var(--border-radius-full);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.journal-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.journal-card time {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-primary);
}

.journal-card h3 {
    font-size: 20px;
    line-height: 1.25;
    margin: 12px 0 10px;
    color: var(--text-on-light);
}

.journal-excerpt {
    font-size: 13px;
    color: var(--text-muted-light);
    line-height: 1.6;
    margin-bottom: 20px;
}

.journal-link {
    margin-top: auto;
    font-size: 12px;
    font-weight: 800;
    color: var(--accent-primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.journal-link:hover {
    gap: 10px;
    color: var(--accent-dark);
}

/* --------------------------------------------------------------------------
   17. NEWSLETTER
   -------------------------------------------------------------------------- */
.newsletter {
    background: var(--bg-light);
    padding: 20px var(--container-px) 100px;
}

.newsletter-inner {
    border-radius: var(--border-radius-lg);
    background: #091a16;
    color: #fff;
    padding: 48px clamp(24px, 5vw, 60px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-dark-accent);
}

.newsletter-copy h3 {
    font-size: clamp(28px, 3.5vw, 42px);
    line-height: 1.1;
    margin-bottom: 10px;
}

.newsletter-copy p {
    font-size: 14px;
    color: #c5d9cf;
    max-width: 440px;
    line-height: 1.5;
}

.mail-form {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.25);
    border-radius: var(--border-radius-full);
    padding: 6px 6px 6px 18px;
    display: flex;
    align-items: center;
    min-width: 340px;
    backdrop-filter: blur(10px);
}

.mail-form input {
    flex: 1;
    border: none;
    background: transparent;
    color: #fff;
    font-family: var(--font-body);
    font-size: 14px;
    outline: none;
}

.mail-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.mail-form button {
    border-radius: var(--border-radius-full);
    background: var(--accent-primary);
    color: var(--bg-deep);
    padding: 12px 24px;
    font-size: 13px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.mail-form button:hover {
    background: var(--accent-light);
    transform: scale(1.03);
    box-shadow: 0 2px 12px var(--accent-glow);
}

/* --------------------------------------------------------------------------
   18. CONTACT SECTION
   -------------------------------------------------------------------------- */
.contact {
    min-height: 580px;
    position: relative;
    color: var(--text-on-dark);
    background: var(--bg-deep);
    overflow: hidden;
    display: flex;
    align-items: center;
    padding: 80px var(--container-px);
    border-top: 1px solid var(--border-dark-subtle);
}

.contact-visual {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, #050e0c 30%, rgba(5, 14, 12, 0.45) 100%),
                url("https://images.unsplash.com/photo-1537462715879-360eeb61a0ad?auto=format&fit=crop&w=1900&q=85") center/cover no-repeat;
    opacity: 0.55;
    transition: transform 1.2s ease;
}

.contact:hover .contact-visual {
    transform: scale(1.05);
}

.contact-copy {
    position: relative;
    z-index: 2;
    max-width: 720px;
}

.contact-copy h2 {
    font-size: clamp(42px, 6.8vw, 92px);
    line-height: 0.96;
    margin-bottom: 20px;
}

.contact-desc {
    font-size: clamp(15px, 1.8vw, 18px);
    color: var(--text-muted-dark);
    margin-bottom: 36px;
    max-width: 520px;
}

.contact-buttons {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   19. FOOTER
   -------------------------------------------------------------------------- */
.site-footer {
    position: relative;
    background: #030a08;
    color: var(--text-muted-dark);
    padding: 80px var(--container-px) 0;
    border-top: 1px solid var(--border-dark-subtle);
    overflow: hidden;
}

.footer-corner {
    position: absolute;
    width: 24px;
    height: 24px;
    border: 1px solid var(--border-dark-accent);
    top: 24px;
    pointer-events: none;
}

.footer-corner.tl { left: var(--container-px); border-right: none; border-bottom: none; }
.footer-corner.tr { right: var(--container-px); border-left: none; border-bottom: none; }

.footer-grid {
    max-width: 1480px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
    gap: 48px;
    padding-bottom: 60px;
}

.footer-grid h4 {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-primary);
    letter-spacing: 1.4px;
    margin-bottom: 20px;
}

.footer-grid ul {
    list-style: none;
}

.footer-grid li {
    margin-bottom: 12px;
}

.footer-grid li a {
    font-size: 13px;
    color: var(--text-muted-dark);
    transition: var(--transition-fast);
}

.footer-grid li a:hover {
    color: var(--accent-primary);
    padding-left: 4px;
}

.footer-note {
    font-size: 13px;
    line-height: 1.7;
    color: var(--text-muted-dark);
    max-width: 300px;
    margin: 18px 0 24px;
}

.footer-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--border-dark-accent);
    border-radius: var(--border-radius-full);
    padding: 8px 14px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.8px;
    color: var(--text-on-dark);
    background: rgba(16, 185, 129, 0.08);
}

.footer-badge i {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-primary);
    box-shadow: 0 0 6px var(--accent-primary);
}

.footer-contact {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    color: var(--text-on-dark);
    display: inline-block;
    margin-bottom: 14px;
    transition: color var(--transition-fast);
}

.footer-contact:hover {
    color: var(--accent-primary);
}

.footer-address {
    font-size: 13px;
    line-height: 1.7;
    color: var(--text-muted-dark);
}

.footer-titleblock {
    max-width: 1480px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    border-top: 1px solid var(--border-dark-subtle);
    padding: 18px 0;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-dim-dark);
    gap: 16px;
}

.footer-titleblock span {
    padding-right: 18px;
    border-right: 1px solid var(--border-dark-subtle);
}

.footer-titleblock span:last-child {
    border-right: none;
}

.footer-titleblock b {
    color: var(--accent-primary);
}

.footer-bottom {
    max-width: 1480px;
    margin: 0 auto;
    border-top: 1px solid var(--border-dark-subtle);
    padding: 22px 0 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--text-dim-dark);
}

.footer-social {
    display: flex;
    gap: 20px;
}

.footer-social a {
    color: var(--text-muted-dark);
    font-size: 12px;
    font-weight: 600;
}

.footer-social a:hover {
    color: var(--accent-primary);
}

.footer-top {
    width: 38px;
    height: 38px;
    border: 1px solid var(--border-dark-medium);
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: var(--text-on-dark);
    font-size: 16px;
    transition: var(--transition-fast);
}

.footer-top:hover {
    background: var(--accent-primary);
    color: var(--bg-deep);
    border-color: var(--accent-primary);
}

/* --------------------------------------------------------------------------
   20. MOBILE BOTTOM QUICK ACTION BAR
   -------------------------------------------------------------------------- */
.mobile-quick-bar {
    display: none;
    position: fixed;
    bottom: 16px;
    left: 16px;
    right: 16px;
    z-index: 45;
    background: rgba(8, 22, 19, 0.92);
    border: 1px solid var(--border-dark-accent);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-radius: var(--border-radius-full);
    padding: 6px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px var(--accent-glow-subtle);
    justify-content: space-between;
    align-items: center;
    gap: 6px;
}

.quick-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 12px;
    border-radius: var(--border-radius-full);
    font-size: 12px;
    font-weight: 700;
    color: var(--text-on-dark);
    text-decoration: none;
    transition: var(--transition-fast);
    min-height: 44px;
}

.quick-btn .quick-icon {
    font-size: 14px;
}

.quick-btn:hover,
.quick-btn:active {
    background: rgba(255, 255, 255, 0.08);
}

.quick-btn.primary {
    background: var(--accent-primary);
    color: var(--bg-deep);
    box-shadow: 0 2px 12px var(--accent-glow);
}

.quick-btn.primary:hover,
.quick-btn.primary:active {
    background: var(--accent-light);
}

/* --------------------------------------------------------------------------
   21. VIDEO MODAL
   -------------------------------------------------------------------------- */
.video-modal {
    position: fixed;
    inset: 0;
    z-index: 120;
    display: none;
    place-items: center;
    padding: 20px;
}

.video-modal.show {
    display: grid;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(3, 10, 8, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.modal-box {
    position: relative;
    z-index: 2;
    width: min(900px, 94vw);
    background: #091a16;
    border: 1px solid var(--border-dark-accent);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7);
}

.close-video {
    position: absolute;
    top: 18px;
    right: 18px;
    z-index: 3;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--border-dark-medium);
    color: #fff;
    font-size: 24px;
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.close-video:hover {
    background: var(--accent-primary);
    color: var(--bg-deep);
}

.modal-player-mock {
    aspect-ratio: 16 / 9;
    background: url("https://images.unsplash.com/photo-1581092160607-ee22621dd758?auto=format&fit=crop&w=1200&q=85") center/cover no-repeat;
    position: relative;
    display: flex;
    align-items: flex-end;
}

.player-overlay {
    width: 100%;
    padding: 40px 36px 28px;
    background: linear-gradient(0deg, rgba(5, 14, 12, 0.95) 0%, rgba(5, 14, 12, 0.4) 60%, transparent 100%);
}

.player-tag {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-primary);
    letter-spacing: 1px;
}

.player-overlay h2 {
    font-size: clamp(26px, 3.5vw, 42px);
    margin: 8px 0;
}

.player-overlay p {
    font-size: 14px;
    color: var(--text-muted-dark);
    margin-bottom: 20px;
}

.simulated-timeline {
    width: 100%;
}

.time-track {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 8px;
}

.time-progress {
    width: 45%;
    height: 100%;
    background: var(--accent-primary);
    border-radius: 2px;
    animation: simProgress 10s infinite linear;
}

.time-meta {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-muted-dark);
}

/* --------------------------------------------------------------------------
   22. KEYFRAME ANIMATIONS
   -------------------------------------------------------------------------- */
@keyframes slowZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.08); }
}

@keyframes marqueeRoll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@keyframes pulseRing {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.8); }
    70% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

@keyframes rotateSlow {
    to { transform: rotate(360deg); }
}

@keyframes bounceDown {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}

@keyframes simProgress {
    0% { width: 0%; }
    100% { width: 100%; }
}

/* --------------------------------------------------------------------------
   23. RESPONSIVE BREAKPOINTS (TABLET & MOBILE)
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    .metric-card {
        border-right: none;
        padding-right: 0;
    }

    .metric-card.metric-wide {
        grid-column: 1 / -1;
    }

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

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

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

@media (max-width: 860px) {
    :root {
        --nav-height: 70px;
    }

    .desktop-nav,
    .cta-pill {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .mobile-quick-bar {
        display: flex;
    }

    body {
        padding-bottom: 75px; /* space for mobile quick bar */
    }

    .hero {
        padding-top: calc(var(--nav-height) + 20px);
        padding-bottom: 60px;
        min-height: auto;
    }

    .hero-tag {
        position: static;
        margin-top: 30px;
        max-width: 260px;
    }

    .hero-index,
    .orbit-label {
        display: none;
    }

    .intro,
    .process,
    .impact,
    .journal,
    .machine-showcase {
        padding: 80px var(--container-px);
    }

    .benefits {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .machine-card,
    .machine-card.featured {
        flex: 0 0 84vw;
        max-width: 360px;
        height: 440px;
        padding: 24px;
    }

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

    .story-photo {
        height: 380px;
    }

    .process {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .steps {
        grid-template-columns: 1fr;
        gap: 24px;
        padding-top: 20px;
    }

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

    .journal-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .newsletter-inner {
        flex-direction: column;
        align-items: flex-start;
        padding: 32px 24px;
    }

    .mail-form {
        width: 100%;
        min-width: auto;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .logos-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 38px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }

    .hero-actions .button {
        width: 100%;
    }

    .video-trigger {
        justify-content: center;
    }

    .metric-val strong {
        font-size: 40px;
    }

    .contact-buttons {
        flex-direction: column;
        width: 100%;
    }

    .contact-buttons .button {
        width: 100%;
    }

    .mail-form {
        flex-direction: column;
        padding: 8px;
        border-radius: var(--border-radius-md);
        gap: 8px;
    }

    .mail-form input {
        width: 100%;
        padding: 10px;
    }

    .mail-form button {
        width: 100%;
        justify-content: center;
    }
}