/* ============================================================
   AI Studio by AI Sansaar — Landing (Matrix concept)
   Green digital rain, neon terminal styling — matches Studio.
   ============================================================ */

:root {
  --bg: #020604;
  --panel: rgba(7, 18, 12, 0.72);
  --panel-2: rgba(10, 24, 16, 0.85);
  --green: #4aff9a;
  --green-2: #2fe082;
  --green-dim: #79c89f;
  --text: #d6f7e6;
  --text-dim: rgba(214, 247, 230, 0.62);
  --text-faint: rgba(214, 247, 230, 0.38);
  --line: rgba(74, 255, 154, 0.22);
  --line-soft: rgba(74, 255, 154, 0.12);
  --glow: 0 0 18px rgba(74, 255, 154, 0.45);
  --glow-soft: 0 0 10px rgba(74, 255, 154, 0.25);
  --radius: 14px;
  --shadow: 0 24px 60px -28px rgba(0, 0, 0, 0.9);
  --maxw: 1200px;
  --font-mono: "Share Tech Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  --font-body: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}

html[lang="hi"] {
  --font-mono: "Mukta", ui-monospace, monospace;
  --font-body: "Mukta", ui-sans-serif, system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* matrix rain canvas */
#matrixRain {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.55;
  pointer-events: none;
}

/* vignette + scanlines over the rain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(120% 80% at 50% 0%, transparent 40%, rgba(2, 6, 4, 0.85) 100%),
    repeating-linear-gradient(0deg, rgba(0, 0, 0, 0) 0 2px, rgba(0, 0, 0, 0.18) 2px 4px);
}

main, header, footer { position: relative; z-index: 2; }

a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

.wrap { width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--green);
  text-shadow: var(--glow-soft);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.eyebrow::before { content: ">"; opacity: 0.8; }

h1, h2, h3 {
  font-family: var(--font-mono);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--text);
}
h1 em, h2 em { font-style: normal; color: var(--green); text-shadow: var(--glow); }

/* ---------- buttons ---------- */
.btn {
  --bg2: var(--green);
  --fg: #021008;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.9rem 1.5rem;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--bg2);
  color: var(--fg);
  border: 1px solid var(--green);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  box-shadow: 0 0 22px rgba(74, 255, 154, 0.45);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 0 34px rgba(74, 255, 154, 0.7); }
.btn--ghost {
  --bg2: transparent;
  --fg: var(--green);
  box-shadow: none;
  background: rgba(74, 255, 154, 0.04);
}
.btn--ghost:hover { background: rgba(74, 255, 154, 0.1); box-shadow: var(--glow-soft); }
.btn--block { width: 100%; justify-content: center; }
.btn .arrow { transition: transform 0.2s ease; }
.btn:hover .arrow { transform: translateX(4px); }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: linear-gradient(to bottom, rgba(2, 6, 4, 0.92), rgba(2, 6, 4, 0.55));
  border-bottom: 1px solid var(--line-soft);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0;
}
.brand { display: flex; align-items: baseline; gap: 0.55rem; font-family: var(--font-mono); }
.brand .prompt { color: var(--green); text-shadow: var(--glow-soft); }
.brand b { font-size: 1.15rem; font-weight: 400; letter-spacing: 0.06em; }
.brand b span { display: block; font-size: 0.58rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--green-dim); }
.cursor { display: inline-block; width: 0.6ch; background: var(--green); color: transparent; animation: blink 1.1s steps(1) infinite; box-shadow: var(--glow-soft); }
@keyframes blink { 50% { opacity: 0; } }

.header-actions { display: flex; align-items: center; gap: 0.9rem; }
.lang-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}
.lang-switch a { padding: 0.4rem 0.8rem; color: var(--green-dim); transition: color 0.2s, background 0.2s; }
.lang-switch a.active { background: var(--green); color: #021008; }
.header-actions .btn { padding: 0.55rem 1rem; font-size: 0.8rem; }

/* ---------- hero ---------- */
.hero { padding: clamp(3rem, 7vw, 5.5rem) 0 clamp(2.5rem, 5vw, 4rem); }
.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  margin: 1.1rem 0 1.1rem;
  line-height: 1.1;
}
.hero .lede { font-size: clamp(1.02rem, 1.5vw, 1.18rem); color: var(--text-dim); max-width: 38ch; margin-bottom: 1.8rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.8rem; align-items: center; }
.hero-note { margin-top: 1.1rem; font-size: 0.85rem; color: var(--text-faint); display: flex; align-items: center; gap: 0.5rem; font-family: var(--font-mono); }
.hero-note svg { width: 16px; height: 16px; stroke: var(--green); flex: none; }

.trust-chips { display: flex; flex-wrap: wrap; gap: 0.6rem 1.4rem; margin-top: 1.9rem; font-family: var(--font-mono); }
.trust-chips span { font-size: 0.8rem; color: var(--green-dim); display: inline-flex; align-items: center; gap: 0.5rem; }
.trust-chips span::before { content: "▌"; color: var(--green); }

/* before/after slider */
.ba {
  position: relative;
  aspect-ratio: 3 / 4;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow), inset 0 0 60px rgba(74, 255, 154, 0.06);
  user-select: none;
  background: #04110a;
}
.ba__layer { position: absolute; inset: 0; }
.ba__layer svg { width: 100%; height: 100%; }
.ba__layer img { width: 100%; height: 100%; object-fit: cover; display: block; -webkit-user-drag: none; user-select: none; }
/* style tabs under the hero slider */
.ba-tabs { display: flex; gap: 0.5rem; margin-top: 0.8rem; }
.ba-tab {
  flex: 1; cursor: pointer;
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.04em;
  padding: 0.5rem 0.4rem; border-radius: 8px;
  background: rgba(74, 255, 154, 0.05); color: var(--green-dim);
  border: 1px solid var(--line); transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
.ba-tab:hover { color: var(--green); }
.ba-tab.active { background: var(--green); color: #021008; border-color: var(--green); box-shadow: var(--glow-soft); }
.ba__after { clip-path: inset(0 0 0 50%); }
.ba__handle { position: absolute; top: 0; bottom: 0; left: 50%; width: 2px; background: var(--green); transform: translateX(-50%); cursor: ew-resize; box-shadow: var(--glow); }
.ba__handle::after {
  content: "< >";
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 48px; height: 48px; display: grid; place-items: center;
  border-radius: 50%; background: #021008; color: var(--green);
  font-family: var(--font-mono); font-size: 0.85rem;
  border: 1px solid var(--green); box-shadow: var(--glow);
}
.ba__tag {
  position: absolute; bottom: 0.9rem; font-family: var(--font-mono);
  font-size: 0.64rem; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 0.28rem 0.6rem; border-radius: 6px;
  background: rgba(2, 8, 5, 0.85); border: 1px solid var(--line); color: var(--green-dim);
}
.ba__tag--l { left: 0.9rem; }
.ba__tag--r { right: 0.9rem; }
.ba__sample {
  position: absolute; top: 0.9rem; left: 50%; transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--text-faint); background: rgba(2, 8, 5, 0.8);
  padding: 0.24rem 0.6rem; border-radius: 6px; border: 1px dashed var(--line);
}

/* ---------- marquee ---------- */
.marquee {
  border-block: 1px solid var(--line-soft);
  padding: 0.9rem 0;
  overflow: hidden;
  white-space: nowrap;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee__track { display: inline-flex; gap: 3rem; animation: slide 26s linear infinite; }
.marquee__track span {
  font-family: var(--font-mono); font-size: 1.25rem; color: var(--green-dim);
  display: inline-flex; align-items: center; gap: 3rem; text-transform: uppercase; letter-spacing: 0.08em;
}
.marquee__track span::after { content: "//"; color: var(--green); }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- section scaffold ---------- */
section { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.section-head { max-width: 62ch; margin-bottom: clamp(2rem, 4vw, 3rem); }
.section-head h2 { font-size: clamp(1.8rem, 3.6vw, 2.7rem); margin-top: 0.9rem; }
.section-head p { color: var(--text-dim); margin-top: 0.9rem; font-size: 1.02rem; }

/* ---------- steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
.step {
  background: var(--panel);
  backdrop-filter: blur(4px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 1.5rem 1.3rem;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.step:hover { transform: translateY(-6px); border-color: var(--green); box-shadow: var(--glow-soft); }
.step img { width: 60px; height: 60px; margin-bottom: 1rem; filter: drop-shadow(0 0 8px rgba(74, 255, 154, 0.4)); }
.step .num { font-family: var(--font-mono); color: var(--green); font-size: 0.85rem; letter-spacing: 0.08em; }
.step h3 { font-size: 1.15rem; margin: 0.4rem 0 0.5rem; }
.step p { color: var(--text-dim); font-size: 0.9rem; }

/* ---------- gallery ---------- */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.shot {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  border: 1px solid var(--line-soft);
  background:
    repeating-linear-gradient(0deg, rgba(74, 255, 154, 0.05) 0 2px, transparent 2px 5px),
    linear-gradient(160deg, rgba(10, 28, 18, 0.85), rgba(3, 10, 7, 0.85));
  display: grid; place-content: center; text-align: center; gap: 0.4rem;
  color: var(--text-faint); position: relative; overflow: hidden;
}
.shot b { font-family: var(--font-mono); font-size: 1.3rem; color: var(--green-dim); text-transform: uppercase; letter-spacing: 0.06em; }
.shot small { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.18em; text-transform: uppercase; }
.shot::before {
  content: "[ slot ]"; position: absolute; top: 0.8rem; left: 0.8rem;
  font-family: var(--font-mono); font-size: 0.56rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-faint); border: 1px dashed var(--line); padding: 0.18rem 0.5rem; border-radius: 5px;
}
.shot.has-img { display: block; padding: 0; background: none; }
.shot.has-img::before { display: none; }
.shot.has-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.shot-label {
  position: absolute; bottom: 0.7rem; left: 0.7rem;
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--green); background: rgba(2, 8, 5, 0.8); border: 1px solid var(--line);
  padding: 0.25rem 0.7rem; border-radius: 100px; text-shadow: var(--glow-soft);
}
/* 3-part card: customer photo / fabric / AI result */
.shot.card { aspect-ratio: auto; display: flex; flex-direction: column; padding: 8px; background: var(--panel); }
.shot.card::before { display: none; }
.shot.card img { width: 100%; display: block; border-radius: 6px; }
.gallery-img { position: relative; border-radius: 6px; overflow: hidden; }
.gallery-img::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 42%; background: linear-gradient(180deg, transparent, rgba(0, 0, 0, .78)); pointer-events: none; }
.image-badge { position: absolute; left: 50%; bottom: .55rem; transform: translateX(-50%); z-index: 2; max-width: calc(100% - 1rem); padding: .34rem .72rem; border-radius: 999px; background: rgba(1, 8, 5, .9); border: 1px solid rgba(80, 255, 171, .72); color: #f3fff8; box-shadow: 0 0 0 1px rgba(0, 0, 0, .35), 0 8px 20px rgba(0, 0, 0, .45); font-family: var(--font-mono); font-size: .7rem; font-weight: 800; letter-spacing: .05em; line-height: 1.1; text-align: center; text-transform: uppercase; text-shadow: 0 1px 2px rgba(0, 0, 0, .9); white-space: nowrap; }
.image-badge--real { border-color: rgba(196, 255, 220, .72); }
.image-badge--ai { color: var(--green); }
.shot.card img.fab { height: 80px; object-fit: cover; }
.shot.card img.fab-tall { height: auto; object-fit: contain; }
.card-cap {
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--green); padding: 0.5rem 0.15rem 0.35rem; text-shadow: var(--glow-soft);
}
.card-cap.dim { color: var(--green-dim); text-shadow: none; }

/* ---------- benefits ---------- */
.benefits { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.1rem; }
.benefit {
  border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 1.7rem;
  background: var(--panel); backdrop-filter: blur(4px);
  display: flex; gap: 1.1rem; align-items: flex-start;
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}
.benefit:hover { border-color: var(--green); transform: translateY(-4px); box-shadow: var(--glow-soft); }
.benefit .ic { flex: none; width: 46px; height: 46px; border-radius: 10px; display: grid; place-items: center; background: rgba(74, 255, 154, 0.1); border: 1px solid var(--line); }
.benefit .ic svg { width: 22px; height: 22px; stroke: var(--green); }
.benefit h3 { font-size: 1.15rem; margin-bottom: 0.4rem; }
.benefit p { color: var(--text-dim); font-size: 0.93rem; }

/* ---------- videos ---------- */
.videos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.video {
  aspect-ratio: 16 / 9; border-radius: var(--radius); border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(10, 28, 18, 0.8), rgba(3, 10, 7, 0.8));
  display: grid; place-content: center; gap: 0.7rem; justify-items: center; text-align: center;
  color: var(--green-dim); position: relative;
}
.video .play { width: 56px; height: 56px; border-radius: 50%; background: var(--green); display: grid; place-items: center; box-shadow: var(--glow); }
.video .play svg { width: 20px; height: 20px; fill: #021008; margin-left: 3px; }
.video span { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.04em; }
.video small { position: absolute; bottom: 0.9rem; font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-faint); }

/* ---------- how we run it ---------- */
.run { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.run article { border-left: 2px solid var(--line); padding: 0.3rem 0 0.3rem 1.3rem; }
.run h3 { font-size: 1.1rem; margin-bottom: 0.45rem; color: var(--green); text-shadow: var(--glow-soft); }
.run p { color: var(--text-dim); font-size: 0.92rem; }

/* ---------- pricing placeholder ---------- */
.pricing-band {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(2rem, 4vw, 3rem); text-align: center;
  background: var(--panel-2); backdrop-filter: blur(4px); box-shadow: inset 0 0 50px rgba(74, 255, 154, 0.05);
}
.pricing-band h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); margin-bottom: 0.8rem; }
.pricing-band p { color: var(--text-dim); max-width: 52ch; margin: 0 auto 1.6rem; }
.pricing-band .price-line { color: var(--text); font-size: 1.25rem; margin-bottom: 0.6rem; }
.pricing-band .price-line b { font-family: var(--font-mono); color: var(--green); font-size: 1.9rem; text-shadow: var(--glow); }
.price-chip {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.82rem; color: var(--green);
  border: 1px solid var(--line); border-radius: 100px; padding: 0.3rem 0.85rem;
  margin-bottom: 1rem; text-shadow: var(--glow-soft);
}

/* ---------- FAQ ---------- */
.faq { max-width: 800px; margin-inline: auto; }
.faq details { border-bottom: 1px solid var(--line-soft); padding: 1.1rem 0; }
.faq summary {
  font-family: var(--font-mono); font-size: 1.05rem; cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; gap: 1rem; align-items: center; color: var(--text);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--green); font-size: 1.5rem; transition: transform 0.3s; text-shadow: var(--glow-soft); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { color: var(--text-dim); margin-top: 0.75rem; font-size: 0.96rem; }

/* ---------- trial / CTA ---------- */
.trial { padding-bottom: clamp(4rem, 8vw, 6.5rem); }
.trial-card {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--line); border-radius: calc(var(--radius) + 6px);
  background: var(--panel-2); backdrop-filter: blur(6px);
  padding: clamp(2rem, 4vw, 3.2rem);
  box-shadow: var(--shadow), inset 0 0 70px rgba(74, 255, 154, 0.06); align-items: center;
}
.trial-card h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); margin: 0.7rem 0 0.9rem; }
.trial-card .pitch { color: var(--text-dim); margin-bottom: 1.3rem; }
.trial-card ul { list-style: none; display: grid; gap: 0.7rem; }
.trial-card li { display: flex; gap: 0.7rem; align-items: flex-start; color: var(--text-dim); font-size: 0.93rem; }
.trial-card li svg { width: 18px; height: 18px; stroke: var(--green); flex: none; margin-top: 3px; }

form.lead { display: grid; gap: 0.85rem; }
.field { display: grid; gap: 0.32rem; }
.field label { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--green-dim); }
.field input, .field select {
  width: 100%; padding: 0.8rem 0.95rem; border-radius: 8px;
  border: 1px solid var(--line); background: rgba(2, 10, 6, 0.7); color: var(--text);
  font-family: var(--font-body); font-size: 1rem; transition: border-color 0.2s, box-shadow 0.2s;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(74, 255, 154, 0.18); }
.field input::placeholder { color: var(--text-faint); }
.lead-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.85rem; }
.lead-msg { font-family: var(--font-mono); font-size: 0.86rem; min-height: 1.2rem; }
.lead-msg.error { color: #ff6b6b; }
.lead-msg.ok { color: var(--green); text-shadow: var(--glow-soft); }
.lead small.fineprint { color: var(--text-faint); font-size: 0.78rem; }

/* ---------- trial success / PIN ---------- */
.trial-done { display: grid; gap: 0.9rem; text-align: center; }
.trial-done .done-tick { font-family: var(--font-mono); font-size: 1.25rem; color: var(--green); text-shadow: var(--glow); }
.trial-done .done-sub { color: var(--text-dim); font-size: 0.92rem; }
.cred-row {
  display: flex; align-items: center; justify-content: space-between;
  border: 1px solid var(--line); border-radius: 8px; padding: 0.7rem 1rem;
  background: rgba(2, 10, 6, 0.6); font-family: var(--font-mono);
}
.cred-row span { color: var(--green-dim); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; }
.cred-row b { color: var(--text); font-size: 1.15rem; letter-spacing: 0.04em; }
.cred-row b.pin { color: var(--green); font-size: 1.7rem; letter-spacing: 0.35em; text-shadow: var(--glow); }
.trial-done .done-note { color: var(--text-faint); font-size: 0.8rem; font-family: var(--font-mono); }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line-soft); padding: 2.3rem 0; color: var(--text-dim); }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1.2rem; align-items: center; }
.site-footer a:hover { color: var(--green); }
.site-footer .disclaim { font-size: 0.8rem; max-width: 52ch; color: var(--text-faint); }
.site-footer .links { font-family: var(--font-mono); }

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 920px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-media { order: -1; max-width: 400px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .gallery, .videos, .run { grid-template-columns: 1fr 1fr; }
  .benefits { grid-template-columns: 1fr; }
  .trial-card { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .steps, .gallery, .videos, .run { grid-template-columns: 1fr; }
  .lead-row { grid-template-columns: 1fr; }
  .site-header .wrap { flex-wrap: wrap; gap: .55rem; }
  .brand { width: 100%; }
  .brand b span { display: none; }
  .header-actions { width: 100%; justify-content: flex-end; gap: .5rem; }
  .header-actions .btn { white-space: nowrap; padding: .52rem .72rem; }
  .header-actions .btn span.hide-sm { display: none; }
  .lang-switch a { padding: .38rem .62rem; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee__track { animation: none; }
  .cursor { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- support chat ---------- */
.support-chat { position: fixed; right: 18px; bottom: 18px; z-index: 30; font-family: var(--font-body); }
.support-chat__button { display: inline-flex; align-items: center; gap: .55rem; min-width: 58px; min-height: 58px; border: 1px solid rgba(80, 255, 171, .48); border-radius: 999px; padding: .72rem .92rem .72rem .78rem; background: radial-gradient(circle at 30% 25%, rgba(80,255,171,.34), rgba(6,15,11,.96) 52%); color: var(--text); box-shadow: 0 0 0 4px rgba(80,255,171,.08), var(--shadow), var(--glow-soft); font-weight: 850; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.support-chat__button:hover, .support-chat__button[aria-expanded="true"] { transform: translateY(-2px) scale(1.04); border-color: rgba(80,255,171,.78); box-shadow: 0 0 0 6px rgba(80,255,171,.12), var(--shadow), var(--glow); }
.support-chat__icon { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 999px; background: rgba(80,255,171,.13); color: var(--green); }
.support-chat__icon svg { width: 22px; height: 22px; }
.support-chat__label { white-space: nowrap; }
.support-chat__panel { position: absolute; right: 0; bottom: 58px; width: min(360px, calc(100vw - 28px)); overflow: hidden; border: 1px solid rgba(80, 255, 171, .28); border-radius: 8px; background: rgba(7, 14, 12, .98); box-shadow: var(--shadow); backdrop-filter: blur(12px); }
.support-chat__head { display: flex; justify-content: space-between; gap: 1rem; padding: .9rem 1rem; border-bottom: 1px solid var(--line-soft); }
.support-chat__head b, .support-chat__head span { display: block; }
.support-chat__head span { color: var(--text-faint); font-size: .78rem; margin-top: .15rem; }
.support-chat__close { border: 0; background: transparent; color: var(--text-dim); font-size: 1.4rem; cursor: pointer; line-height: 1; }
.support-chat__body { display: grid; gap: .75rem; padding: 1rem; }
.support-chat__bot { margin: 0; color: var(--text-dim); font-size: .92rem; }
.support-chat__choices { display: grid; gap: .55rem; }
.support-chat__choices button, .support-chat__send { border: 1px solid rgba(80, 255, 171, .24); border-radius: 8px; padding: .78rem .85rem; background: rgba(255,255,255,.055); color: var(--text); font-weight: 750; text-align: left; cursor: pointer; }
.support-chat__send { text-align: center; background: linear-gradient(135deg, rgba(80,255,171,.95), rgba(29,185,121,.9)); color: #00160b; }
.support-chat input, .support-chat textarea { width: 100%; border: 1px solid rgba(80,255,171,.22); border-radius: 8px; padding: .8rem .85rem; background: rgba(0,0,0,.25); color: var(--text); outline: none; resize: vertical; }
.support-chat__review { display: grid; gap: .35rem; padding: .75rem; border: 1px solid var(--line-soft); border-radius: 8px; color: var(--text-dim); font-size: .86rem; }
.support-chat__review p { margin: 0; }
.support-chat__status { min-height: 1rem; color: var(--green); font-size: .84rem; margin: 0; }
.support-chat__status.error { color: #ff6b6b; }
.support-chat__done { display: grid; gap: .5rem; text-align: center; color: var(--text-dim); }
.support-chat__done b { color: var(--green); font-size: 1.05rem; }
.support-chat__done span { font-family: var(--font-mono); color: var(--text); }
@media (max-width: 560px) { .support-chat { right: 14px; bottom: 14px; } .support-chat__panel { bottom: 66px; } .support-chat__button { padding: .72rem; } .support-chat__label { display: none; } }
/* ---------- login modal ---------- */
.login-open { background: rgba(2, 18, 10, .72); }
.login-modal { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 1rem; }
.login-modal[hidden] { display: none; }
.login-modal__backdrop { position: absolute; inset: 0; background: rgba(0, 6, 3, .72); backdrop-filter: blur(6px); }
.login-modal__card { position: relative; width: min(430px, 100%); border: 1px solid var(--line); border-radius: 8px; background: rgba(2, 16, 9, .96); box-shadow: var(--shadow), var(--glow-soft); padding: 1.2rem; }
.login-modal__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.login-modal__head h2 { font-size: 1.35rem; margin: 0; }
.login-modal__head p { margin: .25rem 0 0; color: var(--text-dim); font-size: .9rem; }
.login-modal__close { border: 1px solid var(--line); background: rgba(255,255,255,.04); color: var(--text); border-radius: 8px; width: 38px; height: 38px; font-size: 1.35rem; cursor: pointer; }
.login-modal__form { display: grid; gap: .8rem; }
.login-modal__form label { display: grid; gap: .35rem; color: var(--text-dim); font-size: .86rem; }
.login-modal__form input { width: 100%; border: 1px solid var(--line); border-radius: 8px; background: rgba(255,255,255,.04); color: var(--text); padding: .78rem .85rem; font: inherit; }
.login-modal__form input:focus { outline: 2px solid rgba(80,255,171,.35); border-color: rgba(80,255,171,.75); }
.login-modal__hint, .login-modal__new { color: var(--text-dim); font-size: .86rem; line-height: 1.45; }
.login-modal__new { margin: .2rem 0 0; text-align: center; }
.login-modal__new a { color: var(--green); font-weight: 800; }
.login-modal__msg { min-height: 1.2em; color: var(--text-dim); font-size: .88rem; }
.login-modal__msg.error { color: #ff9f9f; }
.login-modal__msg.ok { color: var(--green); }
@media (max-width: 560px) { .header-actions { gap: .5rem; } .login-open { padding: .55rem .78rem; } .login-modal__card { padding: 1rem; } }