/* ============================================================
   FOLD IT GROUP — Monochrome Futurist System
   black / white / gray · Space Grotesk + Space Mono
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
    --bg: #050506;
    --surface: #0a0a0c;
    --card: #0e0e11;
    --card-hover: #131317;

    --line: #232329;
    --line-strong: #3a3a42;

    --white: #f4f4f6;
    --silver: #b9b9c2;
    --muted: #8a8a94;
    --dim: #5a5a64;

    /* legacy aliases used by inline styles on subpages */
    --color-black: #050506;
    --color-white: #f4f4f6;
    --color-gray-700: #0a0a0c;

    --grad-metal: linear-gradient(105deg, #ffffff 0%, #d9d9df 38%, #77777f 100%);

    --font-primary: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Space Mono', 'SFMono-Regular', monospace;

    --t-fast: 0.2s ease;
    --t-med: 0.45s cubic-bezier(0.22, 0.61, 0.36, 1);

    --radius: 2px;
    --container-max: 1400px;
    --section-padding: 128px;
    --nav-h: 72px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: var(--font-primary);
    background-color: var(--bg);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* film grain */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 2000;
    pointer-events: none;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}

::selection { background: var(--white); color: #000; }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #2a2a31; border: 2px solid var(--bg); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--dim); }

a { text-decoration: none; color: inherit; transition: var(--t-fast); }
img { max-width: 100%; height: auto; display: block; }
button { border: none; background: none; cursor: pointer; font-family: inherit; color: inherit; }

:focus-visible { outline: 1px solid var(--white); outline-offset: 3px; }

.container { max-width: var(--container-max); margin: 0 auto; padding: 0 40px; }

.section { padding: var(--section-padding) 0; position: relative; }
.section + .section { border-top: 1px solid var(--line); }

/* ---------- Section headers ---------- */
.section-header { margin-bottom: 80px; }
.section-header.center { text-align: center; }

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--muted);
    margin-bottom: 24px;
}

.section-label::before {
    content: '';
    width: 24px;
    height: 1px;
    background: var(--white);
}

.section-header.center .section-label::after {
    content: '';
    width: 24px;
    height: 1px;
    background: var(--white);
}

.section-title {
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 500;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.section-subtitle {
    font-size: 17px;
    color: var(--muted);
    margin-top: 22px;
    max-width: 520px;
}

.section-header.center .section-subtitle { margin-left: auto; margin-right: auto; }

.gradient-text {
    background: var(--grad-metal);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: var(--radius);
    font-size: 12px;
    font-family: var(--font-mono);
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: var(--t-fast);
    border: 1px solid transparent;
    white-space: nowrap;
}

.btn svg { transition: transform var(--t-fast); }
.btn:hover svg { transform: translateX(4px); }

.btn-primary { background: var(--white); color: #000; border-color: var(--white); }
.btn-primary:hover {
    background: transparent;
    color: var(--white);
    box-shadow: 0 0 28px rgba(255, 255, 255, 0.14);
}

.btn-secondary { background: transparent; color: var(--white); border-color: var(--line-strong); }
.btn-secondary:hover { border-color: var(--white); box-shadow: 0 0 20px rgba(255, 255, 255, 0.08); }

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

/* ---------- Navigation ---------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-h);
    background: rgba(5, 5, 6, 0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid transparent;
    transition: var(--t-fast);
}

.nav.scrolled { border-bottom-color: var(--line); background: rgba(5, 5, 6, 0.88); }

.nav-container {
    max-width: var(--container-max);
    height: 100%;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    font-size: 17px;
    letter-spacing: -0.01em;
    flex-shrink: 0;
}

.nav-logo .logo-icon, .footer-logo .logo-icon { width: 26px; height: 26px; }

.nav-menu { display: flex; align-items: center; gap: 36px; }

.nav-link {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--muted);
    position: relative;
    padding: 4px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 1px;
    background: var(--white);
    transition: width var(--t-fast);
}

.nav-link:hover { color: var(--white); }
.nav-link:hover::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }

/* language switch — top right */
.lang-switch {
    display: flex;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    overflow: hidden;
}

.lang-switch button {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    padding: 7px 12px;
    color: var(--muted);
    transition: var(--t-fast);
    line-height: 1;
}

.lang-switch button + button { border-left: 1px solid var(--line-strong); }
.lang-switch button:hover { color: var(--white); }
.lang-switch button.active { background: var(--white); color: #000; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span { width: 22px; height: 1.5px; background: var(--white); transition: var(--t-fast); }
.nav-toggle.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    text-align: center;
    padding: 140px 24px 120px;
    overflow: hidden;
}

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

.hero-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 45% at 50% 0%, rgba(255, 255, 255, 0.07), transparent 70%),
        radial-gradient(ellipse 80% 60% at 50% 110%, rgba(255, 255, 255, 0.03), transparent 70%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
    background-size: 56px 56px;
    -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 45%, #000 30%, transparent 100%);
    mask-image: radial-gradient(ellipse 75% 65% at 50% 45%, #000 30%, transparent 100%);
}

/* scanline sweep */
.hero-grid::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.45), transparent);
    animation: scan 8s linear infinite;
    opacity: 0.5;
}

@keyframes scan {
    0% { top: 0%; opacity: 0; }
    8% { opacity: 0.5; }
    92% { opacity: 0.5; }
    100% { top: 100%; opacity: 0; }
}

.hero-content { position: relative; z-index: 1; max-width: 1000px; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--silver);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    padding: 9px 18px;
    margin-bottom: 40px;
    background: rgba(255, 255, 255, 0.02);
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--white);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.8);
    animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

.hero-title {
    font-size: clamp(52px, 9vw, 118px);
    font-weight: 500;
    line-height: 0.98;
    letter-spacing: -0.045em;
    margin-bottom: 32px;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 19px);
    color: var(--muted);
    line-height: 1.75;
    margin-bottom: 48px;
}

.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.hero-scroll {
    position: absolute;
    bottom: 96px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--dim);
}

.scroll-line { width: 1px; height: 48px; background: var(--line-strong); position: relative; overflow: hidden; }
.scroll-line::after {
    content: '';
    position: absolute;
    top: -50%;
    left: 0;
    width: 100%;
    height: 50%;
    background: var(--white);
    animation: scrollDrop 2s ease-in-out infinite;
}

@keyframes scrollDrop {
    0% { top: -50%; }
    100% { top: 110%; }
}

/* ---------- Ticker (hero bottom) ---------- */
.ticker {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    border-top: 1px solid var(--line);
    background: rgba(5, 5, 6, 0.6);
    overflow: hidden;
    padding: 14px 0;
}

.ticker-track {
    display: flex;
    width: max-content;
    animation: ticker 32s linear infinite;
}

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

.ticker-item {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--dim);
    padding: 0 28px;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 56px;
}

.ticker-item i {
    font-style: normal;
    color: var(--line-strong);
}

@keyframes ticker {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ---------- Page hero (subpages) ---------- */
.page-hero {
    position: relative;
    padding: 200px 0 110px;
    overflow: hidden;
    border-bottom: 1px solid var(--line);
}

.page-hero .hero-grid {
    -webkit-mask-image: radial-gradient(ellipse 80% 90% at 50% 0%, #000 20%, transparent 100%);
    mask-image: radial-gradient(ellipse 80% 90% at 50% 0%, #000 20%, transparent 100%);
}

.page-hero-content { position: relative; z-index: 1; max-width: 860px; }

.page-hero-title {
    font-size: clamp(44px, 7vw, 92px);
    font-weight: 500;
    line-height: 1;
    letter-spacing: -0.04em;
    margin-bottom: 26px;
}

.page-hero-subtitle { font-size: 18px; color: var(--muted); line-height: 1.75; max-width: 640px; }

.page-hero-cta { display: flex; gap: 16px; margin-top: 40px; flex-wrap: wrap; }

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 36px;
}

.back-link:hover { color: var(--white); }
.back-link:hover svg { transform: translateX(-4px); }
.back-link svg { transition: transform var(--t-fast); }

/* ---------- About ---------- */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 96px;
    align-items: start;
}

.about-text { font-size: 16px; color: var(--muted); margin-bottom: 24px; line-height: 1.85; }
.about-text.large { font-size: 21px; color: var(--silver); line-height: 1.65; }

.about-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }

.stat-card {
    background: var(--card);
    padding: 40px 32px;
    transition: background var(--t-fast);
}

.stat-card:hover { background: var(--card-hover); }

.stat-number {
    display: block;
    font-family: var(--font-mono);
    font-size: 44px;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 12px;
    background: var(--grad-metal);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--dim);
}

/* ---------- Companies ---------- */
.companies { background: var(--surface); }

.companies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.company-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 44px 36px 36px;
    display: flex;
    flex-direction: column;
    transition: var(--t-med);
}

/* HUD corner brackets */
.company-card::before, .company-card::after,
.feature-card::before, .feature-card::after,
.project-card::before, .project-card::after,
.channel-card::before, .channel-card::after {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    border: 1px solid var(--line-strong);
    transition: var(--t-med);
    pointer-events: none;
    z-index: 1;
}

.company-card::before, .feature-card::before,
.project-card::before, .channel-card::before {
    top: -1px; left: -1px; border-right: 0; border-bottom: 0;
}

.company-card::after, .feature-card::after,
.project-card::after, .channel-card::after {
    bottom: -1px; right: -1px; border-left: 0; border-top: 0;
}

.company-card:hover::before, .company-card:hover::after,
.feature-card:hover::before, .feature-card:hover::after,
.project-card:hover::before, .project-card:hover::after,
.channel-card:hover::before, .channel-card:hover::after {
    width: 24px;
    height: 24px;
    border-color: var(--white);
}

.company-card:hover {
    background: var(--card-hover);
    border-color: var(--line-strong);
    transform: translateY(-6px);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.company-tag {
    position: absolute;
    top: 18px;
    right: 18px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 2px;
    color: var(--dim);
    transition: color var(--t-fast);
}

.company-card:hover .company-tag { color: var(--white); }

.company-icon {
    width: 52px;
    height: 52px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 28px;
    color: var(--silver);
    transition: var(--t-med);
}

.company-icon svg { width: 26px; height: 26px; }

.company-card:hover .company-icon {
    color: #000;
    background: var(--white);
    border-color: var(--white);
    box-shadow: 0 0 24px rgba(255, 255, 255, 0.25);
}

.company-name { font-size: 24px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 6px; }

.company-desc {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 18px;
}

.company-details { font-size: 15px; color: var(--muted); line-height: 1.75; flex-grow: 1; margin-bottom: 28px; }

.company-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--silver);
}

.company-link svg { transition: transform var(--t-fast); }
.company-card:hover .company-link { color: var(--white); }
.company-card:hover .company-link svg { transform: translateX(5px); }

/* ---------- Services ---------- */
.services-list { border-top: 1px solid var(--line); }

.service-item {
    display: grid;
    grid-template-columns: 90px 1fr auto;
    gap: 40px;
    align-items: center;
    padding: 40px 20px;
    border-bottom: 1px solid var(--line);
    transition: var(--t-fast);
}

.service-item:hover { background: var(--surface); }

.service-number {
    font-family: var(--font-mono);
    font-size: 13px;
    letter-spacing: 2px;
    color: var(--dim);
    transition: color var(--t-fast);
}

.service-item:hover .service-number { color: var(--white); }

.service-content h3 { font-size: 24px; font-weight: 500; letter-spacing: -0.02em; margin-bottom: 8px; }
.service-content p { font-size: 15px; color: var(--muted); max-width: 620px; line-height: 1.7; }

.service-tags { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; max-width: 300px; }

.service-tags span {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--muted);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 6px 12px;
    transition: var(--t-fast);
}

.service-item:hover .service-tags span { border-color: var(--line-strong); color: var(--silver); }

/* ---------- Portfolio ---------- */
.portfolio { background: var(--surface); }

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.project-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 36px 32px 32px;
    display: flex;
    flex-direction: column;
    transition: var(--t-med);
}

.project-card:hover {
    background: var(--card-hover);
    border-color: var(--line-strong);
    transform: translateY(-6px);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.project-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 26px;
}

.project-category {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--dim);
}

.project-external {
    width: 34px;
    height: 34px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    flex-shrink: 0;
}

.project-external svg { width: 15px; height: 15px; }
.project-external:hover { background: var(--white); color: #000; border-color: var(--white); }

.project-name { font-size: 26px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 8px; }
.project-tagline { font-size: 15px; color: var(--silver); margin-bottom: 14px; }
.project-desc { font-size: 14px; color: var(--muted); line-height: 1.75; flex-grow: 1; margin-bottom: 26px; }

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--silver);
}

.project-link svg { transition: transform var(--t-fast); }
.project-link:hover { color: var(--white); }
.project-link:hover svg { transform: translateX(5px); }

/* ---------- Contact (no form — direct channels) ---------- */
.contact-channels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 960px;
    margin: 0 auto;
}

.channel-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 44px 40px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    transition: var(--t-med);
}

.channel-card:hover {
    background: var(--card-hover);
    border-color: var(--white);
    transform: translateY(-6px);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5), 0 0 32px rgba(255, 255, 255, 0.06);
}

.channel-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--dim);
}

.channel-value {
    font-size: clamp(19px, 2.4vw, 27px);
    font-weight: 500;
    letter-spacing: -0.02em;
    word-break: break-all;
    padding-right: 56px;
}

.channel-arrow {
    position: absolute;
    top: 36px;
    right: 36px;
    width: 38px;
    height: 38px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    transition: var(--t-med);
}

.channel-arrow svg { width: 16px; height: 16px; }

.channel-card:hover .channel-arrow {
    background: var(--white);
    color: #000;
    border-color: var(--white);
    transform: rotate(-45deg);
}

/* ---------- CTA section ---------- */
.cta-section {
    padding: 140px 0;
    text-align: center;
    border-top: 1px solid var(--line);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 720px;
    height: 320px;
    background: radial-gradient(ellipse at 50% 0%, rgba(255, 255, 255, 0.06), transparent 70%);
    pointer-events: none;
}

.cta-section .section-subtitle { margin-left: auto; margin-right: auto; }
.cta-section .hero-cta { margin-top: 44px; }

/* ---------- Features grid (subpages) ---------- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.feature-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 36px 32px;
    transition: var(--t-med);
}

.feature-card:hover {
    background: var(--card-hover);
    border-color: var(--line-strong);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
}

.feature-icon {
    width: 46px;
    height: 46px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--silver);
    transition: var(--t-med);
}

.feature-icon svg { width: 22px; height: 22px; }

.feature-card:hover .feature-icon {
    background: var(--white);
    color: #000;
    border-color: var(--white);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.22);
}

.feature-card h3 { font-size: 18px; font-weight: 600; letter-spacing: -0.01em; margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--muted); line-height: 1.7; }

/* ---------- Process (subpages) ---------- */
.process-list { border-top: 1px solid var(--line); margin-bottom: 72px; }

.process-item {
    display: grid;
    grid-template-columns: 90px 1fr;
    gap: 40px;
    padding: 36px 20px;
    border-bottom: 1px solid var(--line);
    transition: var(--t-fast);
}

.process-item:hover { background: rgba(255, 255, 255, 0.015); }

.process-number {
    font-family: var(--font-mono);
    font-size: 13px;
    letter-spacing: 2px;
    color: var(--dim);
    padding-top: 4px;
    transition: color var(--t-fast);
}

.process-item:hover .process-number { color: var(--white); }

.process-content h3 { font-size: 21px; font-weight: 500; letter-spacing: -0.01em; margin-bottom: 8px; }
.process-content p { font-size: 15px; color: var(--muted); max-width: 680px; line-height: 1.75; }

.tech-stack { display: flex; flex-wrap: wrap; gap: 10px; }

.tech-item {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--muted);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 9px 16px;
    transition: var(--t-fast);
}

.tech-item:hover { border-color: var(--white); color: var(--white); }

/* ---------- Project detail pages ---------- */
.detail-about { max-width: 780px; }
.detail-about p { font-size: 17px; color: var(--muted); line-height: 1.9; margin-bottom: 26px; }
.detail-about strong { color: var(--white); font-weight: 600; }

.detail-meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
}

.meta-card { background: var(--card); padding: 36px 32px; transition: background var(--t-fast); }
.meta-card:hover { background: var(--card-hover); }

.meta-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--dim);
    margin-bottom: 12px;
}

.meta-value { font-size: 19px; font-weight: 500; letter-spacing: -0.01em; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 88px 0 0; background: var(--surface); }

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: 56px;
    padding-bottom: 72px;
}

.footer-logo { display: flex; align-items: center; gap: 12px; font-weight: 600; font-size: 17px; margin-bottom: 20px; }

.footer-brand p { font-size: 14px; color: var(--muted); line-height: 1.75; max-width: 300px; }

.footer-links { display: flex; flex-direction: column; gap: 14px; }

.footer-links h4 {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--dim);
    margin-bottom: 8px;
    font-weight: 700;
}

.footer-links a { font-size: 14px; color: var(--muted); width: fit-content; }
.footer-links a:hover { color: var(--white); }

.footer-bottom {
    border-top: 1px solid var(--line);
    padding: 26px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-bottom p {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--dim);
}

/* ---------- Entrance animations ---------- */
.animate-fade-up { opacity: 0; animation: fadeUp 0.9s cubic-bezier(0.22, 0.61, 0.36, 1) forwards; }
.delay-1 { animation-delay: 0.12s; }
.delay-2 { animation-delay: 0.24s; }
.delay-3 { animation-delay: 0.36s; }

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(28px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .about-grid { grid-template-columns: 1fr; gap: 64px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 44px; }
    .service-item { grid-template-columns: 64px 1fr; }
    .service-tags { grid-column: 2; justify-content: flex-start; max-width: none; margin-top: 4px; }
}

@media (max-width: 768px) {
    :root { --section-padding: 88px; }
    .container { padding: 0 24px; }
    .nav-container { padding: 0 20px; gap: 12px; }

    .nav-menu {
        position: fixed;
        inset: var(--nav-h) 0 0 0;
        background: rgba(5, 5, 6, 0.97);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        gap: 36px;
        transform: translateX(100%);
        transition: transform var(--t-med);
    }

    .nav-menu.active { transform: translateX(0); }
    .nav-menu .nav-link { font-size: 14px; }
    .nav-toggle { display: flex; }

    .lang-switch button { padding: 6px 10px; }

    .hero { padding: 120px 20px 140px; }
    .hero-scroll { display: none; }
    .hero-cta .btn { width: 100%; justify-content: center; }
    .page-hero { padding: 150px 0 80px; }

    .about-stats { grid-template-columns: 1fr 1fr; }
    .contact-channels { grid-template-columns: 1fr; }
    .channel-card { padding: 34px 28px; }
    .channel-arrow { top: 28px; right: 28px; }

    .process-item { grid-template-columns: 1fr; gap: 12px; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; }
    .footer-bottom { justify-content: center; text-align: center; }
}

@media (max-width: 420px) {
    .about-stats { grid-template-columns: 1fr; }
    .stat-card { padding: 30px 26px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .animate-fade-up { opacity: 1; }
    .ticker-track { animation: none; }
    .hero-grid::after { display: none; }
}