/*!
 * © 2026 Codice Vinci. Všechna práva vyhrazena.
 * Tento kód je duševním vlastnictvím společnosti Codice Vinci.
 * Neoprávněné kopírování tohoto souboru jakýmkoli médiem je přísně zakázáno.
 * Vlastní a důvěrné.
 */
/* ================================================
   EKOZINK Praha s.r.o. – Design System
   Industrial Premium Dark Theme
   ================================================ */

/* ── Google Fonts: načítané přes <link rel="preconnect"> v <head> (viz build-pages.cjs) ── */

/* ── CSS Custom Properties ── */
:root {
    /* Zinc palette (dark mode base) */
    --zinc-950: #18181b;
    --zinc-900: #27272a;
    --zinc-850: #1f1f23;
    --zinc-800: #3f3f46;
    --zinc-700: #52525b;
    --zinc-600: #71717a;
    --zinc-500: #8b8b94;
    --zinc-400: #a1a1aa;
    --zinc-300: #d4d4d8;
    --zinc-200: #e4e4e7;
    --zinc-100: #f4f4f5;
    --zinc-50: #fafafa;

    /* Teal accent (primary) */
    --teal-700: #0f766e;
    --teal-600: #0d9488;
    --teal-500: #14b8a6;
    --teal-400: #2dd4bf;
    --teal-300: #5eead4;

    /* Emerald (eco secondary) */
    --emerald-600: #059669;
    --emerald-500: #10b981;
    --emerald-400: #34d399;

    /* Functional */
    --bg-primary: var(--zinc-950);
    --bg-secondary: var(--zinc-900);
    --bg-card: rgba(39, 39, 42, 0.6);
    --bg-card-hover: rgba(39, 39, 42, 0.85);
    --text-primary: var(--zinc-100);
    --text-secondary: var(--zinc-400);
    --text-muted: var(--zinc-500);
    --accent: var(--teal-500);
    --accent-hover: var(--teal-400);
    --accent-dark: var(--teal-600);
    --border-subtle: rgba(161, 161, 170, 0.1);
    --border-accent: rgba(20, 184, 166, 0.3);

    /* Gradients */
    --gradient-hero: linear-gradient(135deg, var(--zinc-950) 0%, rgba(13, 148, 136, 0.15) 100%);
    --gradient-cta: linear-gradient(135deg, var(--teal-600) 0%, var(--emerald-600) 100%);
    --gradient-card: linear-gradient(145deg, rgba(39, 39, 42, 0.7) 0%, rgba(24, 24, 27, 0.9) 100%);

    /* Typography */
    --font-display: 'Outfit', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    /* Sizing */
    --max-width: 1200px;
    --nav-height: 72px;
    --border-radius: 16px;
    --border-radius-sm: 10px;
    --border-radius-xs: 6px;

    /* Shadows */
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(20, 184, 166, 0.15);

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 200ms;
    --duration-normal: 350ms;
    --duration-slow: 600ms;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: rgba(20, 184, 166, 0.3);
    color: var(--zinc-50);
}

::-moz-selection {
    background: rgba(20, 184, 166, 0.3);
    color: var(--zinc-50);
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    min-height: 100vh;
}

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

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--duration-fast) var(--ease-out);
}

a:hover {
    color: var(--accent-hover);
}

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

h4 {
    font-size: 1.125rem;
    font-weight: 600;
}

.text-gradient {
    background: linear-gradient(135deg, var(--teal-400), var(--emerald-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.8;
}

.section-label {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.section-label::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}

/* ── Layout ── */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.section {
    padding: var(--space-5xl) 0;
    position: relative;
}

.section--compact {
    padding: var(--space-3xl) 0;
}

/* ── Navigation ── */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    z-index: 1000;
    transition: all var(--duration-normal) var(--ease-out);
}

.nav::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(24, 24, 27, 0.72);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid rgba(20, 184, 166, 0.06);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.nav.scrolled::before {
    opacity: 1;
}

.nav__inner {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--text-primary);
}

.nav__logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-cta);
    border-radius: var(--border-radius-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1rem;
    font-family: var(--font-display);
    color: white;
    letter-spacing: -0.03em;
}

.nav__logo-text {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    color: var(--accent);
}

.nav__logo-sub {
    font-size: 0.65rem;
    font-weight: 400;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    display: block;
    margin-top: -2px;
}

.nav__links {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    list-style: none;
}

.nav__link {
    position: relative;
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: var(--border-radius-xs);
    transition: all var(--duration-fast) var(--ease-out);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.nav__link.active {
    color: var(--accent);
    background: rgba(255, 255, 255, 0.05);
}

/* Hover only on devices that truly hover — prevents the highlight from
   "sticking" on the Úvod/home item after a tap on touchscreens */
@media (hover: hover) {
    .nav__link:hover {
        color: var(--text-primary);
        background: rgba(255, 255, 255, 0.05);
    }
}

/* Dropdown */
.nav__dropdown {
    position: relative;
}

.nav__dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav__dropdown-toggle::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    transition: transform var(--duration-fast) var(--ease-out);
}

.nav__dropdown:hover .nav__dropdown-toggle::after {
    transform: rotate(180deg);
}

.nav__dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 260px;
    background: rgba(31, 31, 35, 0.95);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius-sm);
    padding: var(--space-sm);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-normal) var(--ease-out);
    box-shadow: var(--shadow-card);
    list-style: none;
}

.nav__dropdown:hover .nav__dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.nav__dropdown-item a {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--border-radius-xs);
    transition: all var(--duration-fast) var(--ease-out);
    text-decoration: none;
}

@media (hover: hover) {
    .nav__dropdown-item a:hover {
        color: var(--text-primary);
        background: rgba(255, 255, 255, 0.05);
    }
}

.nav__dropdown-item .icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-xs);
    background: rgba(20, 184, 166, 0.1);
    color: var(--accent);
    font-size: 1rem;
    flex-shrink: 0;
}

.nav__cta {
    padding: var(--space-sm) var(--space-lg) !important;
    background: var(--gradient-cta) !important;
    color: white !important;
    border-radius: var(--border-radius-xs) !important;
    font-weight: 600 !important;
    transition: all var(--duration-fast) var(--ease-out) !important;
}

.nav__cta:hover {
    box-shadow: 0 4px 20px rgba(20, 184, 166, 0.3) !important;
    transform: translateY(-1px) !important;
}

/* Mobile hamburger */
.nav__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: var(--space-sm);
    z-index: 100;
    background: none;
    border: none;
}

.nav__hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--duration-normal) var(--ease-out);
}

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

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

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

/* ── Hero Section ── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--gradient-hero);
    padding-top: calc(var(--nav-height) + 2rem);
}

/* Ambient glow orbs */
.hero::after {
    content: '';
    position: absolute;
    top: 15%;
    left: -5%;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.08) 0%, transparent 70%);
    filter: blur(60px);
    pointer-events: none;
    z-index: 0;
    animation: glowPulse 8s ease-in-out infinite alternate;
}

.hero__canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.5;
    z-index: 0;
}

.hero__content {
    position: relative;
    z-index: 2;
    max-width: 750px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 6px 16px;
    background: rgba(20, 184, 166, 0.1);
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.8s var(--ease-out) 0.2s both;
}

.hero__badge .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 2s ease-in-out infinite;
}

.hero__title {
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.8s var(--ease-out) 0.4s both;
}

.hero__subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
    max-width: 560px;
    animation: fadeInUp 0.8s var(--ease-out) 0.6s both;
}

.hero__actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-3xl);
    animation: fadeInUp 0.8s var(--ease-out) 0.8s both;
}

.hero__stats {
    display: flex;
    gap: var(--space-3xl);
    animation: fadeInUp 0.8s var(--ease-out) 1s both;
}

.hero__stat {
    text-align: left;
}

.hero__stat-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.hero__stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Hero Dynamic Reactor */
.hero__reactor {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 480px;
    height: 480px;
    z-index: 1;
    pointer-events: none;
    perspective: 1200px;
    transform-style: preserve-3d;
}

/* Central Core */
.hero__reactor-core {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 240px;
    height: 240px;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.hero__reactor-core-glow {
    position: absolute;
    inset: -20px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.4) 0%, transparent 70%);
    filter: blur(15px);
    animation: corePulse 4s ease-in-out infinite alternate;
}

.hero__reactor-core-inner {
    position: relative;
    width: 180px;
    height: 180px;
    background: rgba(9, 9, 11, 0.8);
    border: 2px solid rgba(20, 184, 166, 0.5);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 30px rgba(20, 184, 166, 0.3), inset 0 0 20px rgba(20, 184, 166, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.hero__reactor-core-symbol {
    font-family: var(--font-display);
    font-size: 5.5rem;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5), 0 0 20px var(--teal-400);
    animation: textGlowPulse 2s ease-in-out infinite alternate;
}

.hero__reactor-core-label {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--teal-400);
    letter-spacing: 0.15em;
    margin-top: 4px;
    font-weight: 600;
}

@keyframes corePulse {
    0% { transform: scale(0.9); opacity: 0.6; }
    100% { transform: scale(1.1); opacity: 1; }
}

@keyframes textGlowPulse {
    0% {
        text-shadow: 0 0 10px rgba(255, 255, 255, 0.3), 0 0 20px var(--teal-600);
        transform: scale(0.95);
    }
    100% {
        text-shadow: 0 0 15px rgba(255, 255, 255, 0.8), 0 0 30px var(--teal-300), 0 0 40px var(--teal-400);
        transform: scale(1.05);
    }
}

/* Rotating Energy Rings */
.hero__reactor-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    border-radius: 50%;
    transform-style: preserve-3d;
    border: 1px solid rgba(20, 184, 166, 0.1);
}

/* Comet tails using pseudo elements and conic gradients */
.hero__reactor-ring::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: conic-gradient(from 0deg, transparent 70%, rgba(20, 184, 166, 0.8) 100%);
    mask: radial-gradient(transparent 48%, black 50%);
    -webkit-mask: radial-gradient(transparent 48%, black 50%);
    z-index: 1;
}

/* The comet head */
.hero__reactor-comet {
    position: absolute;
    top: -4px;
    left: 50%;
    width: 8px;
    height: 8px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 0 15px 4px var(--teal-400), 0 0 30px 8px var(--teal-500);
    transform: translateX(-50%);
    z-index: 2;
}

.hero__reactor-ring--1 {
    width: 280px;
    height: 280px;
    margin: -140px 0 0 -140px;
    animation: ringSpin 15s linear infinite;
}

.hero__reactor-ring--2 {
    width: 360px;
    height: 360px;
    margin: -180px 0 0 -180px;
    animation: ringSpin 25s linear infinite reverse;
}
.hero__reactor-ring--2::before {
    background: conic-gradient(from 0deg, transparent 70%, rgba(16, 185, 129, 0.6) 100%);
}
.hero__reactor-ring--2 .hero__reactor-comet {
    box-shadow: 0 0 15px 4px var(--emerald-400), 0 0 30px 8px var(--emerald-500);
}

.hero__reactor-ring--3 {
    width: 440px;
    height: 440px;
    margin: -220px 0 0 -220px;
    animation: ringSpin 40s linear infinite;
    border-style: dashed;
}

@keyframes ringSpin {
    100% { transform: rotate(360deg); }
}

/* Floating Stage Nodes */
.hero__reactor-node {
    position: absolute;
    width: 80px;
    height: 80px;
    background: rgba(20, 184, 166, 0.05);
    border: 1px solid rgba(20, 184, 166, 0.2);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 10px 30px -10px rgba(20, 184, 166, 0.3), inset 0 1px 0 rgba(20, 184, 166, 0.4);
    z-index: 20;
    animation: nodeFloat 6s ease-in-out infinite;
}

.hero__reactor-node::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 50%;
    padding: 1px;
    background: linear-gradient(180deg, rgba(20, 184, 166, 0.5), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0.5;
}

.hero__reactor-node-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 8px rgba(20, 184, 166, 0.6));
    margin-bottom: 4px;
}

.hero__reactor-node-text {
    font-family: var(--font-body);
    font-size: 0.5rem;
    font-weight: 600;
    color: var(--zinc-300);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Positioning the nodes - Flow layout */
.hero__reactor-node--1 {
    top: 35%;
    left: 0;
    animation-delay: 0s;
}

.hero__reactor-node--2 {
    top: 80%;
    left: 50%;
    margin-left: -40px;
    animation-delay: -1.3s;
}

.hero__reactor-node--3 {
    top: 25%;
    right: 0;
    animation-delay: -2.6s;
}

@keyframes nodeFloat {
    0%, 100% { 
        transform: translateY(0) scale(1) rotate(0deg); 
        box-shadow: 0 10px 30px -10px rgba(20, 184, 166, 0.3), inset 0 1px 0 rgba(20, 184, 166, 0.4);
    }
    33% { 
        transform: translateY(-12px) scale(1.05) rotate(3deg); 
        box-shadow: 0 15px 40px -5px rgba(20, 184, 166, 0.5), inset 0 2px 5px rgba(20, 184, 166, 0.6);
    }
    66% { 
        transform: translateY(-5px) scale(0.97) rotate(-2deg); 
        box-shadow: 0 8px 20px -8px rgba(20, 184, 166, 0.2), inset 0 1px 2px rgba(20, 184, 166, 0.3);
    }
}
/* ── Page Hero (Subpages) ── */
.page-hero {
    padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-3xl);
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.breadcrumb a {
    color: var(--text-secondary);
    transition: color var(--duration-fast) var(--ease-out);
}

.breadcrumb a:hover {
    color: var(--accent);
}

.breadcrumb .separator {
    color: var(--zinc-700);
}

.page-hero__title {
    margin-bottom: var(--space-md);
}

.page-hero__subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    line-height: 1.8;
}

/* ── Buttons ── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 14px 28px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    border: none;
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
    text-decoration: none;
    white-space: nowrap;
}

.btn--primary {
    background: var(--gradient-cta);
    color: white;
    box-shadow: 0 4px 16px rgba(20, 184, 166, 0.25);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn--primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.15) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
    z-index: -1;
}

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(20, 184, 166, 0.4),
                0 0 20px rgba(20, 184, 166, 0.1);
    color: white;
}

.btn--primary:hover::after {
    transform: translateX(100%);
}

.btn--secondary {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.btn--secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-accent);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.btn--ghost {
    background: transparent;
    color: var(--accent);
    padding: 14px 0;
}

.btn--ghost:hover {
    color: var(--accent-hover);
}

.btn .arrow {
    transition: transform var(--duration-fast) var(--ease-out);
}

.btn:hover .arrow {
    transform: translateX(4px);
}

.btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* ── Cards ── */
.card {
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    padding: var(--space-2xl);
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
    opacity: 0;
    transition: opacity var(--duration-normal) var(--ease-out);
}

.card:hover {
    border-color: rgba(20, 184, 166, 0.25);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3),
                0 0 40px rgba(20, 184, 166, 0.08),
                inset 0 1px 0 rgba(20, 184, 166, 0.1);
    transform: translateY(-8px);
}

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

.card__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--border-radius-sm);
    background: rgba(20, 184, 166, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    color: var(--accent);
    font-size: 1.5rem;
    transition: all var(--duration-normal) var(--ease-out);
}

.card:hover .card__icon {
    background: rgba(20, 184, 166, 0.2);
    transform: scale(1.05);
}

.card__title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.card__text {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent);
}

.card__link:hover {
    color: var(--accent-hover);
}

.card__link .arrow {
    transition: transform var(--duration-fast) var(--ease-out);
}

.card__link:hover .arrow {
    transform: translateX(4px);
}

/* ── Bento Grid ── */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.bento-grid--3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.bento-grid--4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

/* ── Divider ── */
.divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-subtle), var(--border-accent), var(--border-subtle), transparent);
    margin: var(--space-3xl) 0;
}

/* ── Services Grid ── */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

/* ── Timeline ── */
.timeline {
    position: relative;
    padding-left: var(--space-3xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 11px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent), var(--emerald-500), var(--zinc-800));
}

.timeline__item {
    position: relative;
    padding-bottom: var(--space-2xl);
}

.timeline__item:last-child {
    padding-bottom: 0;
}

.timeline__dot {
    position: absolute;
    left: calc(-1 * var(--space-3xl) + 4px);
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent);
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 20px rgba(20, 184, 166, 0.5),
                0 0 60px rgba(20, 184, 166, 0.15);
}

.timeline__year {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: var(--space-xs);
}

.timeline__text {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ── Spec Table ── */
.spec-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
}

.spec-table th,
.spec-table td {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.9rem;
}

.spec-table th {
    color: var(--accent);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: rgba(20, 184, 166, 0.05);
}

.spec-table td {
    color: var(--text-secondary);
}

.spec-table tbody tr {
    transition: background var(--duration-fast) var(--ease-out);
}

.spec-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

/* ── Process Steps ── */
.process-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--emerald-500));
    opacity: 0.3;
}

.process-step {
    text-align: center;
    position: relative;
}

.process-step__number {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(20, 184, 166, 0.1);
    border: 2px solid var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--accent);
    position: relative;
    z-index: 1;
}

.process-step__title {
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.process-step__text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ── CTA Band ── */
.cta-band {
    background: var(--gradient-cta);
    padding: var(--space-4xl) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-band::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.cta-band__content {
    position: relative;
    z-index: 1;
}

.cta-band h2 {
    color: white;
    margin-bottom: var(--space-md);
}

.cta-band p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.125rem;
    margin-bottom: var(--space-2xl);
}

.cta-band .btn--primary {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.cta-band .btn--primary:hover {
    background: rgba(255, 255, 255, 0.3);
}

.cta-band__actions {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* ── Contact Form ── */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-input,
.form-textarea,
.form-select {
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius-xs);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: all var(--duration-fast) var(--ease-out);
    outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--accent);
    background: rgba(20, 184, 166, 0.05);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23a1a1aa' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.form-select option {
    background: var(--zinc-900);
    color: var(--text-primary);
}

/* ── Contact Info ── */
.contact-info-card {
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    padding: var(--space-2xl);
}

.contact-item {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--border-subtle);
}

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

.contact-item__icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    border-radius: var(--border-radius-xs);
    background: rgba(20, 184, 166, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.2rem;
}

.contact-item__label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2px;
}

.contact-item__value {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
}

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

.contact-item__value a:hover {
    color: var(--accent);
}

/* ── Map ── */
.map-container {
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    height: 400px;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
    filter: grayscale(0.5) brightness(0.8) contrast(1.1);
    transition: filter var(--duration-normal) var(--ease-out);
}

.map-container:hover iframe {
    filter: grayscale(0) brightness(1) contrast(1);
}

/* ── Footer ── */
.footer {
    background: linear-gradient(180deg, var(--zinc-900) 0%, #111114 100%);
    border-top: 1px solid rgba(20, 184, 166, 0.08);
    padding: var(--space-4xl) 0 var(--space-xl);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(20, 184, 166, 0.3), transparent);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer__brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: var(--space-md);
    max-width: 300px;
}

.footer__heading {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
}

.footer__links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer__links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color var(--duration-fast) var(--ease-out);
}

.footer__links a:hover {
    color: var(--accent);
}

.footer__bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-subtle);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer__bottom a {
    color: var(--text-secondary);
}

.footer__bottom a:hover {
    color: var(--accent);
}

/* ── Animations ── */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

@keyframes slowRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes glowPulse {
    0% { opacity: 0.5; transform: scale(1); }
    100% { opacity: 1; transform: scale(1.15); }
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s var(--ease-out);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Split Layout ── */
.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

/* ── Feature List ── */
.feature-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.feature-list .check {
    color: var(--accent);
    font-size: 1.1rem;
    flex-shrink: 0;
    margin-top: 2px;
}

/* ── Divider ── */
.divider {
    width: 100%;
    height: 1px;
    background: var(--border-subtle);
    margin: var(--space-3xl) 0;
}

/* ── Chip tags ── */
.chip {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 4px 12px;
    background: rgba(20, 184, 166, 0.1);
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .bento-grid--3,
    .bento-grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }

    .hero__reactor {
        right: -3%;
        transform: translateY(-50%) scale(0.65);
    }
}

@media (max-width: 768px) {
    :root {
        --nav-height: 64px;
    }

    .container {
        padding: 0 var(--space-lg);
    }

    .section {
        padding: var(--space-3xl) 0;
    }

    .nav__links {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 300px;
        background: rgba(24, 24, 27, 0.98);
        backdrop-filter: blur(24px);
        flex-direction: column;
        align-items: flex-start;
        padding: calc(var(--nav-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
        transform: translateX(100%);
        transition: transform var(--duration-normal) var(--ease-out);
        border-left: 1px solid var(--border-subtle);
        gap: var(--space-xs);
    }

    .nav__links.open {
        transform: translateX(0);
    }

    .nav__hamburger {
        display: flex;
    }

    .nav__dropdown-menu {
        position: static;
        transform: none;
        background: rgba(255, 255, 255, 0.03);
        border: none;
        box-shadow: none;
        padding: 0 0 0 var(--space-md);
        opacity: 1;
        visibility: visible;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--duration-normal) var(--ease-out);
    }

    .nav__dropdown.open .nav__dropdown-menu {
        max-height: 500px;
    }

    .bento-grid,
    .bento-grid--3,
    .bento-grid--4,
    .services-grid {
        grid-template-columns: 1fr;
    }

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

    .process-steps {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .process-steps::before {
        display: none;
    }

    .hero__stats {
        gap: var(--space-xl);
    }

    .hero__reactor {
        display: none;
    }

    .hero__actions {
        flex-direction: column;
    }

    .hero__actions .btn {
        text-align: center;
        justify-content: center;
    }

    .footer__grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .footer__bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }

    .cta-band__actions {
        flex-direction: column;
        align-items: center;
    }

    .bento-grid--3 {
        grid-template-columns: 1fr;
    }

    .bento-grid--4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-form [style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 480px) {
    .hero__stats {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .hero__stat-value {
        font-size: 1.5rem;
    }
}

/* ── Language Switcher ── */
.lang-switcher {
    position: relative;
    display: flex;
    align-items: center;
    gap: 2px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 3px;
    margin-left: var(--space-md);
}

.lang-switcher__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 5px 10px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 6px;
    transition: all var(--duration-fast) var(--ease-out);
    white-space: nowrap;
    line-height: 1;
}

.lang-switcher__btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.06);
}

.lang-switcher__btn.active {
    color: var(--text-primary);
    background: rgba(20, 184, 166, 0.15);
    box-shadow: 0 0 12px rgba(20, 184, 166, 0.1);
}

.lang-switcher__flag {
    display: inline-flex;
    align-items: center;
    line-height: 1;
}

.lang-switcher__flag svg {
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.15);
    border-radius: 2px;
}

.lang-switcher__code {
    font-size: 0.7rem;
}

/* Mobile language switcher */
@media (max-width: 768px) {
    .nav__links > li:last-child {
        width: 100%;
    }

    .lang-switcher {
        margin-left: 0;
        margin-top: var(--space-lg);
        width: 100%;
        flex-wrap: wrap;
        justify-content: center;
        gap: 6px;
        padding: 4px;
    }

    .lang-switcher__btn {
        flex: 1 1 calc(50% - 6px);
        justify-content: center;
        padding: 9px 10px;
        font-size: 0.8rem;
    }

    .lang-switcher__flag {
        line-height: 1;
    }
}

/* ── Film grain overlay (adds tactile depth, hides gradient banding) ── */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 9998;
    pointer-events: none;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

@media print {
    body::after { display: none; }
}

/* ── Trust badges ── */
.trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
}

.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius-xs);
    background: rgba(255, 255, 255, 0.02);
    font-size: 0.82rem;
    color: var(--text-secondary);
    transition: border-color var(--duration-fast) var(--ease-out),
                background var(--duration-fast) var(--ease-out);
}

.trust-badge:hover {
    border-color: var(--border-accent);
    background: rgba(20, 184, 166, 0.05);
}

.trust-badge svg {
    width: 16px;
    height: 16px;
    color: var(--accent);
    flex-shrink: 0;
}

.trust-badge strong {
    color: var(--text-primary);
    font-weight: 600;
}
