/* Viz Tech Global Network: corporate site styles (no build step) */

:root {
    --vt-bg: #0B1120;
    --vt-bg-alt: #0E1528;
    --vt-surface: #121B30;
    --vt-surface-2: #172238;
    --vt-border: rgba(148, 163, 184, .14);
    --vt-border-strong: rgba(148, 163, 184, .28);
    --vt-text: #F8FAFC;
    --vt-text-2: #CBD5E1;
    --vt-muted: #94A3B8;
    --vt-violet: #6D5DF6;
    --vt-violet-hover: #5B4BE8;
    --vt-violet-light: #8B7CFF;
    --vt-cyan: #22D3EE;
    --vt-success: #34D399;
    --vt-warn: #FBBF24;
    --vt-danger: #F87171;

    --vt-font: 'Manrope', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    --vt-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

    --vt-radius: 14px;
    --vt-radius-sm: 10px;
    --vt-container: 1320px;
    --vt-gutter: 24px;
    --vt-header-h: 84px;
}

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

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--vt-header-h) + 16px); -webkit-text-size-adjust: 100%; }

body.vt {
    margin: 0;
    min-height: 100vh;
    background-color: var(--vt-bg);
    background-image:
        linear-gradient(var(--vt-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--vt-border) 1px, transparent 1px);
    background-size: 120px 120px;
    background-position: -1px -1px;
    background-attachment: fixed;
    color: var(--vt-text);
    font-family: var(--vt-font);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Fade the grid so it reads as texture, not lines */
body.vt::before {
    content: '';
    position: fixed;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, transparent 0%, var(--vt-bg) 75%);
    opacity: .7;
    pointer-events: none;
    z-index: -1;
}

img, svg { max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }

:focus-visible { outline: 2px solid var(--vt-cyan); outline-offset: 3px; border-radius: 4px; }

.vt-sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.vt-skip {
    position: absolute; left: 16px; top: -100px; z-index: 100;
    padding: 10px 16px; border-radius: var(--vt-radius-sm);
    background: var(--vt-violet); color: #fff; font-weight: 600;
}
.vt-skip:focus { top: 16px; }

.vt-container { width: 100%; max-width: calc(var(--vt-container) + var(--vt-gutter) * 2); margin: 0 auto; padding: 0 var(--vt-gutter); }

.vt-mono { font-family: var(--vt-mono); }
.vt-text-violet { color: var(--vt-violet-light); }
.vt-text-cyan { color: var(--vt-cyan); }

.vt-eyebrow {
    font-family: var(--vt-mono);
    font-size: 14px;
    letter-spacing: .04em;
    color: var(--vt-cyan);
    margin-bottom: 16px;
}
.vt-eyebrow--violet { color: var(--vt-violet-light); }

/* ---------- Buttons ---------- */

.vt-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    min-height: 44px; padding: 10px 22px;
    border-radius: var(--vt-radius-sm);
    border: 1px solid transparent;
    font-weight: 600; font-size: 15px; line-height: 1.2;
    cursor: pointer; white-space: nowrap;
    transition: background-color .2s, border-color .2s, color .2s, transform .2s, box-shadow .2s;
}
.vt-btn--lg { min-height: 56px; padding: 14px 32px; font-size: 17px; }
.vt-btn--primary { background: var(--vt-violet); color: #fff; box-shadow: 0 8px 24px -8px rgba(109, 93, 246, .6); }
.vt-btn--primary:hover { background: var(--vt-violet-hover); transform: translateY(-1px); }
.vt-btn--ghost { border-color: var(--vt-border-strong); color: var(--vt-text); background: rgba(11, 17, 32, .4); }
.vt-btn--ghost:hover { border-color: var(--vt-text-2); background: var(--vt-surface); }

.vt-link {
    display: inline-flex; align-items: center; gap: 6px;
    color: var(--vt-cyan); font-weight: 600;
}
.vt-link .vt-icon { transition: transform .2s; }
.vt-link:hover .vt-icon { transform: translateX(3px); }

.vt-icon-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; flex: none;
    border-radius: var(--vt-radius-sm); border: 1px solid var(--vt-border-strong);
    background: transparent; color: var(--vt-text-2); cursor: pointer;
}
.vt-icon-btn:hover { color: var(--vt-text); background: var(--vt-surface-2); }

/* ---------- Logo ---------- */

.vt-logo { display: inline-flex; align-items: center; gap: 12px; color: var(--vt-text-2); }
.vt-logo__mark { width: 88px; height: auto; flex: none; }
.vt-logo__text { display: flex; flex-direction: column; line-height: 1; }
.vt-logo__name { font-size: 24px; font-weight: 500; color: var(--vt-text); letter-spacing: -.01em; }
.vt-logo__tag { font-size: 8.5px; letter-spacing: .38em; color: var(--vt-muted); margin-top: 5px; text-transform: lowercase; }
.vt-logo--lg .vt-logo__mark { width: 104px; }
.vt-logo--lg .vt-logo__name { font-size: 28px; }
.vt-logo--lg .vt-logo__tag { font-size: 10px; }

/* ---------- Header ---------- */

.vt-header {
    position: sticky; top: 0; z-index: 50;
    border-bottom: 1px solid transparent;
    transition: background-color .25s, border-color .25s, backdrop-filter .25s;
}
.vt-header.is-scrolled {
    background: rgba(11, 17, 32, .82);
    border-bottom-color: var(--vt-border);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
}
.vt-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: var(--vt-header-h); }
.vt-header__brand { flex: none; }

.vt-nav { display: flex; align-items: center; gap: 28px; }
.vt-nav__list { display: flex; align-items: center; gap: 8px; }
.vt-nav__link {
    display: inline-block; padding: 8px 14px; border-radius: 8px;
    color: var(--vt-text-2); font-size: 17px; font-weight: 500;
    transition: color .2s, background-color .2s;
}
.vt-nav__link:hover, .vt-nav__link.is-active { color: var(--vt-text); }
.vt-nav__link.is-active { background: var(--vt-surface); }

.vt-lang { display: inline-flex; padding: 3px; border: 1px solid var(--vt-border-strong); border-radius: 999px; }
.vt-lang__btn {
    min-width: 40px; min-height: 30px; padding: 4px 10px;
    border: 0; border-radius: 999px; background: transparent;
    color: var(--vt-muted); font-size: 13px; font-weight: 600; cursor: pointer;
}
.vt-lang__btn:hover { color: var(--vt-text); }
.vt-lang__btn.is-active { background: var(--vt-surface-2); color: var(--vt-text); }

.vt-header__toggle {
    display: none; position: relative;
    width: 44px; height: 44px; border-radius: var(--vt-radius-sm);
    border: 1px solid var(--vt-border-strong); background: transparent; cursor: pointer;
}
.vt-header__bars, .vt-header__bars::before, .vt-header__bars::after {
    position: absolute; left: 50%; width: 20px; height: 2px; margin-left: -10px;
    background: var(--vt-text); border-radius: 2px; transition: transform .25s, opacity .25s;
}
.vt-header__bars { top: 50%; margin-top: -1px; }
.vt-header__bars::before, .vt-header__bars::after { content: ''; left: 0; margin-left: 0; }
.vt-header__bars::before { top: -6px; }
.vt-header__bars::after { top: 6px; }
.vt-header__toggle[aria-expanded="true"] .vt-header__bars { background: transparent; }
.vt-header__toggle[aria-expanded="true"] .vt-header__bars::before { transform: translateY(6px) rotate(45deg); }
.vt-header__toggle[aria-expanded="true"] .vt-header__bars::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 1080px) {
    .vt-nav { gap: 16px; }
    .vt-nav__link { padding: 8px 10px; font-size: 16px; }
}

@media (max-width: 960px) {
    :root { --vt-header-h: 72px; }
    .vt-header { background: rgba(11, 17, 32, .92); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
    .vt-header__toggle { display: inline-block; }
    .vt-logo__mark { width: 72px; }
    .vt-logo__name { font-size: 20px; }
    .vt-nav {
        position: fixed; top: var(--vt-header-h); left: 0; right: 0; bottom: 0;
        flex-direction: column; align-items: stretch; gap: 20px;
        padding: 24px var(--vt-gutter) 40px;
        background: var(--vt-bg); border-top: 1px solid var(--vt-border);
        overflow-y: auto;
        visibility: hidden; opacity: 0; transform: translateY(-8px);
        transition: opacity .2s, transform .2s, visibility 0s .2s;
    }
    .vt-nav.is-open { visibility: visible; opacity: 1; transform: none; transition: opacity .2s, transform .2s; }
    .vt-nav__list { flex-direction: column; align-items: stretch; gap: 4px; }
    .vt-nav__link { display: block; padding: 14px 12px; font-size: 20px; }
    .vt-lang { align-self: flex-start; }
    .vt-nav__cta { min-height: 52px; }
    body.vt-nav-open { overflow: hidden; }
}

/* ---------- Hero ---------- */

.vt-hero { padding: 96px 0 120px; overflow: hidden; }
.vt-hero__inner { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); align-items: center; gap: 48px; }
.vt-hero__title {
    font-size: clamp(40px, 5.6vw, 84px);
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: -.04em;
}
.vt-hero__subtitle { margin-top: 28px; max-width: 620px; font-size: clamp(17px, 1.6vw, 21px); line-height: 1.6; color: var(--vt-muted); }
.vt-hero__actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 40px; }

.vt-chips { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 56px; }
.vt-chip {
    display: inline-flex; align-items: center; min-height: 40px; padding: 8px 18px;
    border: 1px solid var(--vt-border-strong); border-radius: 999px;
    color: var(--vt-text-2); font-size: 15px; background: rgba(11, 17, 32, .5);
    transition: border-color .2s, color .2s, background-color .2s;
}
.vt-chip:hover { color: var(--vt-text); border-color: var(--vt-violet-light); background: var(--vt-surface); }
.vt-chips--nav { margin: 0 0 48px; }

.vt-hero__art { position: relative; display: flex; align-items: center; justify-content: center; min-height: 420px; }
.vt-hero__glow {
    position: absolute; width: 130%; aspect-ratio: 1; left: 50%; top: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(109, 93, 246, .30) 0%, rgba(34, 211, 238, .08) 35%, transparent 65%);
    filter: blur(10px);
    animation: vt-pulse 6s ease-in-out infinite;
}
.vt-hero__mark { position: relative; width: 100%; max-width: 560px; filter: drop-shadow(0 0 40px rgba(109, 93, 246, .35)); }

.vt-draw { stroke-dasharray: 1; stroke-dashoffset: 1; animation: vt-draw 1.1s cubic-bezier(.65, 0, .35, 1) forwards; }
.vt-draw--2 { animation-delay: .35s; }
.vt-draw--3 { animation-delay: .6s; }

@keyframes vt-draw { to { stroke-dashoffset: 0; } }
@keyframes vt-pulse { 0%, 100% { opacity: .85; } 50% { opacity: 1; } }

@media (max-width: 960px) {
    .vt-hero { padding: 56px 0 80px; }
    .vt-hero__inner { grid-template-columns: 1fr; }
    .vt-hero__art { order: -1; min-height: 0; padding: 8px 0 16px; }
    .vt-hero__mark { max-width: 320px; }
    .vt-chips { margin-top: 40px; }
}

@media (max-width: 520px) {
    .vt-hero__actions .vt-btn { width: 100%; }
    .vt-chip { font-size: 14px; padding: 6px 14px; min-height: 36px; }
}

/* ---------- Sections ---------- */

.vt-section { padding: 112px 0; position: relative; }
.vt-section--tight { padding: 32px 0 112px; }
.vt-section--alt { background: linear-gradient(180deg, rgba(14, 21, 40, .0) 0%, rgba(14, 21, 40, .85) 12%, rgba(14, 21, 40, .85) 88%, rgba(14, 21, 40, 0) 100%); }

.vt-section__head { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.vt-section__head--left { text-align: left; margin: 0; }
.vt-section__head--row { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; max-width: none; text-align: left; }
.vt-section__title {
    font-size: clamp(30px, 3.6vw, 46px);
    line-height: 1.12; font-weight: 700; letter-spacing: -.025em;
    text-wrap: balance;
}
.vt-section__subtitle { margin-top: 20px; font-size: 18px; color: var(--vt-muted); }

@media (max-width: 720px) {
    .vt-section { padding: 80px 0; }
    .vt-section--tight { padding: 16px 0 80px; }
    .vt-section__head { margin-bottom: 40px; text-align: left; }
    .vt-section__head--row { flex-direction: column; align-items: flex-start; }
}

.vt-page-header { padding: 96px 0 64px; }
.vt-page-header__title { font-size: clamp(40px, 5.4vw, 72px); line-height: 1.05; font-weight: 800; letter-spacing: -.035em; max-width: 900px; }
.vt-page-header__subtitle { margin-top: 24px; max-width: 680px; font-size: clamp(17px, 1.5vw, 20px); color: var(--vt-muted); }

@media (max-width: 720px) { .vt-page-header { padding: 56px 0 40px; } }

/* ---------- Grids & cards ---------- */

.vt-grid { display: grid; gap: 20px; }
.vt-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.vt-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.vt-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.vt-grid--services { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (max-width: 1080px) {
    .vt-grid--services, .vt-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .vt-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
    .vt-grid--2, .vt-grid--3, .vt-grid--4, .vt-grid--services { grid-template-columns: 1fr; }
}

.vt-card {
    position: relative; display: flex; flex-direction: column; gap: 12px;
    padding: 28px;
    background: linear-gradient(180deg, rgba(23, 34, 56, .75), rgba(18, 27, 48, .75));
    border: 1px solid var(--vt-border);
    border-radius: var(--vt-radius);
    transition: border-color .25s, transform .25s, background-color .25s;
}
.vt-card--link:hover { border-color: rgba(139, 124, 255, .55); transform: translateY(-3px); }
.vt-card--accent { background: linear-gradient(135deg, rgba(109, 93, 246, .22), rgba(34, 211, 238, .10)); border-color: rgba(139, 124, 255, .4); }
.vt-card__icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 48px; height: 48px; flex: none; border-radius: 12px; margin-bottom: 8px;
}
.vt-card__icon--violet { background: rgba(109, 93, 246, .16); color: var(--vt-violet-light); }
.vt-card__icon--cyan { background: rgba(34, 211, 238, .12); color: var(--vt-cyan); }
.vt-card__title { font-size: 20px; line-height: 1.3; font-weight: 700; letter-spacing: -.01em; }
.vt-card__body { color: var(--vt-muted); font-size: 15.5px; }
.vt-card__lead { font-size: 20px; line-height: 1.5; color: var(--vt-text); font-weight: 500; }
.vt-card__more { margin-top: auto; padding-top: 8px; display: inline-flex; align-items: center; gap: 6px; color: var(--vt-cyan); font-weight: 600; font-size: 15px; }
.vt-card--link:hover .vt-card__more .vt-icon { transform: translateX(3px); }
.vt-card__more .vt-icon { transition: transform .2s; }

.vt-split { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 64px; align-items: start; }
@media (max-width: 960px) { .vt-split { grid-template-columns: 1fr; gap: 40px; } }

.vt-stack { display: grid; gap: 20px; }
.vt-prose { margin-top: 20px; font-size: 18px; color: var(--vt-text-2); line-height: 1.75; }

.vt-feature { display: flex; gap: 16px; padding: 24px; border: 1px solid var(--vt-border); border-radius: var(--vt-radius); background: rgba(18, 27, 48, .6); }
.vt-feature__check { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; flex: none; border-radius: 50%; background: rgba(34, 211, 238, .12); color: var(--vt-cyan); }
.vt-feature__title { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.vt-feature__body { color: var(--vt-muted); font-size: 15.5px; }

/* ---------- Process ---------- */

.vt-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; counter-reset: none; }
.vt-step { position: relative; padding: 28px 24px 28px 0; border-top: 1px solid var(--vt-border-strong); }
.vt-step::before { content: ''; position: absolute; top: -1px; left: 0; width: 48px; height: 2px; background: linear-gradient(90deg, var(--vt-violet-light), var(--vt-cyan)); }
.vt-step__num { display: block; color: var(--vt-cyan); font-size: 14px; margin-bottom: 16px; }
.vt-step__title { font-size: 22px; font-weight: 700; margin-bottom: 10px; }
.vt-step__body { color: var(--vt-muted); font-size: 15.5px; }
@media (max-width: 960px) { .vt-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .vt-steps { grid-template-columns: 1fr; } }

/* ---------- Services page ---------- */

.vt-service-list { display: grid; gap: 20px; }
.vt-service {
    display: grid; grid-template-columns: 120px minmax(0, 1.2fr) minmax(0, 1fr); gap: 40px;
    padding: 40px; border: 1px solid var(--vt-border); border-radius: var(--vt-radius);
    background: linear-gradient(180deg, rgba(23, 34, 56, .7), rgba(18, 27, 48, .7));
}
.vt-service:target { border-color: rgba(139, 124, 255, .6); }
.vt-service__head { display: flex; flex-direction: column; gap: 12px; }
.vt-service__num { color: var(--vt-muted); font-size: 14px; }
.vt-service__title { font-size: clamp(24px, 2.4vw, 32px); font-weight: 700; letter-spacing: -.02em; margin-bottom: 14px; }
.vt-service__body { color: var(--vt-text-2); font-size: 17px; line-height: 1.7; }
.vt-service__label { font-family: var(--vt-mono); font-size: 13px; font-weight: 400; color: var(--vt-cyan); letter-spacing: .04em; margin-bottom: 16px; }
.vt-checklist { display: grid; gap: 12px; }
.vt-checklist li { display: flex; gap: 10px; align-items: flex-start; color: var(--vt-text-2); }
.vt-checklist .vt-icon { flex: none; margin-top: 3px; color: var(--vt-success); }

@media (max-width: 960px) {
    .vt-service { grid-template-columns: 1fr; gap: 24px; padding: 28px; }
    .vt-service__head { flex-direction: row; align-items: center; justify-content: space-between; }
}

/* ---------- Projects ---------- */

.vt-coming-soon {
    display: flex; flex-direction: column; align-items: center; gap: 20px;
    padding: 72px 32px; text-align: center;
    border: 1px dashed var(--vt-border-strong); border-radius: 20px;
    background: radial-gradient(circle at 50% 0%, rgba(109, 93, 246, .18), transparent 60%), rgba(18, 27, 48, .6);
}
.vt-coming-soon__mark { font-size: 40px; color: var(--vt-violet-light); line-height: 1; }
.vt-coming-soon__body { max-width: 560px; color: var(--vt-muted); font-size: 18px; }
.vt-coming-soon .vt-btn { margin-top: 8px; }
@media (max-width: 520px) { .vt-coming-soon { padding: 48px 20px; } .vt-coming-soon .vt-btn { width: 100%; } }

.vt-project { padding: 0; overflow: hidden; }
.vt-project > :not(.vt-project__thumb) { margin-left: 24px; margin-right: 24px; }
.vt-project > :last-child { margin-bottom: 28px; }
.vt-project__thumb {
    display: flex; align-items: center; justify-content: center;
    aspect-ratio: 16 / 9; margin-bottom: 8px;
    font-size: 40px; color: rgba(248, 250, 252, .55);
    border-bottom: 1px solid var(--vt-border);
}
.vt-project__thumb--0 { background: radial-gradient(circle at 30% 30%, rgba(109, 93, 246, .55), transparent 60%), #111A2E; }
.vt-project__thumb--1 { background: radial-gradient(circle at 70% 40%, rgba(34, 211, 238, .45), transparent 60%), #111A2E; }
.vt-project__thumb--2 { background: radial-gradient(circle at 40% 70%, rgba(139, 124, 255, .45), transparent 55%), radial-gradient(circle at 80% 20%, rgba(34, 211, 238, .3), transparent 50%), #111A2E; }
.vt-project__meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.vt-tag { display: inline-flex; padding: 4px 10px; border-radius: 999px; background: rgba(34, 211, 238, .1); color: var(--vt-cyan); font-size: 13px; font-weight: 600; }

/* ---------- CTA ---------- */

.vt-cta {
    display: flex; align-items: center; justify-content: space-between; gap: 32px;
    padding: 56px; border-radius: 20px;
    background:
        radial-gradient(circle at 0% 0%, rgba(109, 93, 246, .45), transparent 55%),
        radial-gradient(circle at 100% 100%, rgba(34, 211, 238, .25), transparent 50%),
        var(--vt-surface);
    border: 1px solid rgba(139, 124, 255, .35);
}
.vt-cta__title { font-size: clamp(28px, 3vw, 40px); font-weight: 700; letter-spacing: -.02em; line-height: 1.15; }
.vt-cta__body { margin-top: 12px; max-width: 620px; color: var(--vt-text-2); font-size: 18px; }
@media (max-width: 820px) {
    .vt-cta { flex-direction: column; align-items: flex-start; padding: 36px 28px; }
    .vt-cta .vt-btn { width: 100%; }
}

/* ---------- Contact ---------- */

.vt-contact { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 24px; align-items: start; }
.vt-contact__form { padding: 36px; gap: 24px; }
.vt-contact__details { display: flex; flex-direction: column; gap: 24px; padding: 36px; border: 1px solid var(--vt-border); border-radius: var(--vt-radius); background: rgba(18, 27, 48, .6); }
.vt-contact__list { display: grid; gap: 20px; }
.vt-contact__list li { display: flex; gap: 16px; align-items: flex-start; }
.vt-contact__list li > div { display: flex; flex-direction: column; gap: 2px; color: var(--vt-text-2); }
.vt-contact__list .vt-card__icon { width: 40px; height: 40px; margin: 0; border-radius: 10px; }
.vt-contact__list a:hover { color: var(--vt-cyan); }
.vt-contact__label { font-size: 13px; color: var(--vt-muted); }
.vt-contact__map { width: 100%; aspect-ratio: 4 / 3; border: 0; border-radius: var(--vt-radius-sm); filter: grayscale(.4) invert(.9) hue-rotate(180deg); }
@media (max-width: 960px) {
    .vt-contact { grid-template-columns: 1fr; }
    .vt-contact__form, .vt-contact__details { padding: 24px; }
}

.vt-form { display: grid; gap: 20px; }
.vt-form__row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
@media (max-width: 640px) { .vt-form__row { grid-template-columns: 1fr; } }

.vt-field { display: flex; flex-direction: column; gap: 8px; }
.vt-field label { font-size: 14px; font-weight: 600; color: var(--vt-text-2); }
.vt-field input, .vt-field select, .vt-field textarea {
    width: 100%; min-height: 48px; padding: 12px 14px;
    background: var(--vt-bg); border: 1px solid var(--vt-border-strong); border-radius: var(--vt-radius-sm);
    color: var(--vt-text); font-size: 16px;
    transition: border-color .2s, box-shadow .2s;
}
.vt-field textarea { resize: vertical; min-height: 140px; }
.vt-field select { appearance: none; -webkit-appearance: none; padding-right: 40px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%2394A3B8' stroke-width='2' stroke-linecap='round' viewBox='0 0 24 24'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
.vt-field input::placeholder, .vt-field textarea::placeholder { color: #64748B; }
.vt-field input:focus, .vt-field select:focus, .vt-field textarea:focus { outline: none; border-color: var(--vt-violet-light); box-shadow: 0 0 0 3px rgba(139, 124, 255, .25); }
.vt-field [aria-invalid="true"] { border-color: var(--vt-danger); }
.vt-field__error { color: var(--vt-danger); font-size: 14px; }

.vt-captcha { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.vt-captcha input { flex: 1 1 160px; min-width: 0; }
.vt-captcha__img { height: 48px; width: auto; border-radius: var(--vt-radius-sm); background: #fff; flex: none; }

.vt-alert { display: flex; flex-direction: column; gap: 2px; padding: 14px 18px; border-radius: var(--vt-radius-sm); }
.vt-alert--success { background: rgba(52, 211, 153, .1); border: 1px solid rgba(52, 211, 153, .4); color: var(--vt-success); }
.vt-alert--success span { color: var(--vt-text-2); }

/* ---------- Footer ---------- */

.vt-footer { margin-top: 32px; padding: 80px 0 32px; border-top: 1px solid var(--vt-border); background: rgba(8, 13, 25, .85); }
.vt-footer__grid { display: grid; grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr)); gap: 40px; }
.vt-footer__about p { margin-top: 20px; max-width: 360px; color: var(--vt-muted); font-size: 15px; }
.vt-footer__title { font-family: var(--vt-mono); font-size: 13px; font-weight: 400; letter-spacing: .06em; color: var(--vt-cyan); margin-bottom: 18px; text-transform: uppercase; }
.vt-footer__links, .vt-footer__contact { display: grid; gap: 10px; color: var(--vt-text-2); font-size: 15px; }
.vt-footer__links a:hover, .vt-footer__contact a:hover { color: var(--vt-text); }
.vt-footer__socials { display: flex; gap: 12px; margin-top: 20px; }
.vt-footer__socials a { display: inline-flex; padding: 8px; border-radius: 8px; border: 1px solid var(--vt-border-strong); }
.vt-footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 64px; padding-top: 24px; border-top: 1px solid var(--vt-border); color: var(--vt-muted); font-size: 14px; }
@media (max-width: 960px) { .vt-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .vt-footer__about { grid-column: 1 / -1; } }
@media (max-width: 520px) { .vt-footer__grid { grid-template-columns: 1fr; } .vt-footer { padding-top: 56px; } }

/* ---------- Reveal on scroll ---------- */

.vt-js .vt-reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.vt-js .vt-reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
    .vt-js .vt-reveal { opacity: 1; transform: none; }
    .vt-draw { stroke-dashoffset: 0; }
}