/* ============ Tokens ============ */
:root {
  --bg: #05060a;
  --bg-alt: #090b12;
  --surface: #0d0f18;
  --surface-2: #11141f;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #f2f4f8;
  --text-dim: #9aa1b4;
  --text-faint: #656c80;
  --accent: #0af0ff;
  --accent-2: #4d6bff;
  --accent-soft: rgba(10, 240, 255, 0.12);
  --danger: #ff5470;
  --success: #35e28a;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font-display: 'Unbounded', 'Manrope', sans-serif;
  --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

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

/* subtle noise + cursor glow */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  opacity: 0.035;
  mix-blend-mode: overlay;
  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%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.cursor-glow {
  position: fixed;
  top: 0; left: 0;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(10,240,255,0.10) 0%, rgba(10,240,255,0) 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 1;
  transition: opacity 0.3s ease;
  will-change: transform;
}

/* ============ Reveal animation ============ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal--delay-1.is-visible { transition-delay: 0.12s; }
.reveal--delay-2.is-visible { transition-delay: 0.24s; }

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 700;
  border-radius: 999px;
  white-space: nowrap;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease);
}
.btn--large { padding: 16px 30px; font-size: 15px; }
.btn--small { padding: 10px 20px; font-size: 13px; }
.btn--block { width: 100%; }

.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04070d;
  box-shadow: 0 0 0 1px rgba(10,240,255,0.3), 0 8px 30px rgba(10,240,255,0.22);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px rgba(10,240,255,0.5), 0 14px 40px rgba(10,240,255,0.35);
}
.btn--primary svg { transition: transform 0.3s var(--ease); }
.btn--primary:hover svg { transform: translateX(3px); }

.btn--ghost {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-strong);
  color: var(--text);
  backdrop-filter: blur(6px);
}
.btn--ghost:hover { background: rgba(255,255,255,0.08); border-color: rgba(10,240,255,0.4); }

/* ============ Header ============ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 0;
  transition: padding 0.35s var(--ease), background 0.35s var(--ease), border-color 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  padding: 12px 0;
  background: rgba(5,6,10,0.78);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--border);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo { display: flex; align-items: center; gap: 10px; }
.logo__mark {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04070d;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  box-shadow: 0 0 20px rgba(10,240,255,0.4);
}
.logo__text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.02em;
}

.nav { display: flex; align-items: center; gap: 32px; }
.nav__link {
  font-size: 14px; font-weight: 600; color: var(--text-dim);
  position: relative;
  transition: color 0.25s ease;
}
.nav__link::after {
  content: "";
  position: absolute; left: 0; bottom: -6px;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}
.nav__link:hover { color: var(--text); }
.nav__link:hover::after { width: 100%; }

.header__cta { flex-shrink: 0; }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  z-index: 200;
}
.burger span {
  height: 2px; width: 100%;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============ Hero ============ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 140px 0 80px;
  overflow: hidden;
}
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.45;
  animation: float 14s ease-in-out infinite;
}
.blob--1 {
  width: 480px; height: 480px;
  top: -120px; right: -100px;
  background: radial-gradient(circle, var(--accent), transparent 70%);
}
.blob--2 {
  width: 420px; height: 420px;
  bottom: -160px; left: -120px;
  background: radial-gradient(circle, var(--accent-2), transparent 70%);
  animation-delay: -7s;
}
@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -40px) scale(1.08); }
}
.grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, black 30%, transparent 75%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: rgba(10,240,255,0.05);
  font-size: 13px; font-weight: 600; color: var(--accent);
  margin-bottom: 24px;
}
.eyebrow__dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(38px, 5vw, 62px);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
}
.text-gradient {
  background: linear-gradient(100deg, var(--accent), var(--accent-2) 70%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__desc {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 520px;
  margin-bottom: 36px;
}

.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }

.hero__stats { display: flex; gap: 40px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat__num {
  font-family: var(--font-display);
  font-size: 30px; font-weight: 700;
  color: var(--text);
}
.stat__label { font-size: 13px; color: var(--text-faint); }

/* hero device visual */
.hero__visual { display: flex; justify-content: center; position: relative; }
.device-card {
  position: relative;
  width: min(340px, 90%);
  display: flex; align-items: center; justify-content: center;
  animation: hover-float 6s ease-in-out infinite;
}
@keyframes hover-float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-16px); }
}
.device-card__glow {
  position: absolute;
  width: 260px; height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(10,240,255,0.35), transparent 70%);
  filter: blur(30px);
  z-index: 0;
}
.device-card__ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(10,240,255,0.18);
}
.device-card__ring--1 { width: 380px; height: 380px; animation: spin 30s linear infinite; }
.device-card__ring--2 { width: 320px; height: 320px; border-style: dashed; animation: spin 40s linear infinite reverse; }
@keyframes spin { to { transform: rotate(360deg); } }

.device-illustration {
  position: relative;
  z-index: 1;
  width: 100%;
  filter: drop-shadow(0 20px 60px rgba(0,0,0,0.6));
}

.device-card__badge {
  position: absolute;
  bottom: -8px;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(9,11,18,0.85);
  border: 1px solid var(--border-strong);
  backdrop-filter: blur(10px);
  font-size: 12.5px; font-weight: 600;
  z-index: 2;
  white-space: nowrap;
}
.pulse-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
  animation: pulse 1.8s ease-in-out infinite;
}

.scroll-hint {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-faint);
  z-index: 1;
}
.scroll-hint__line { width: 1px; height: 40px; background: var(--border-strong); overflow: hidden; }
.scroll-hint__line i {
  display: block; width: 100%; height: 14px;
  background: var(--accent);
  animation: scroll-move 2s ease-in-out infinite;
}
@keyframes scroll-move {
  0% { transform: translateY(-20px); }
  100% { transform: translateY(40px); }
}

/* ============ Trust strip ============ */
.trust { padding: 40px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.trust__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.trust__label { font-size: 13px; color: var(--text-faint); }
.trust__marks { display: flex; gap: 32px; flex-wrap: wrap; }
.trust__marks span { font-family: var(--font-display); font-weight: 600; font-size: 14px; color: var(--text-dim); letter-spacing: 0.04em; }

/* ============ Sections ============ */
.section { padding: 120px 0; position: relative; }
.section--alt { background: linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%); }

.section-head { max-width: 620px; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  font-size: 13px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.6vw, 42px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 18px;
}
.section-desc { font-size: 16px; color: var(--text-dim); max-width: 520px; }

/* ============ Advantages ============ */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.adv-card {
  padding: 32px 28px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.adv-card:hover {
  transform: translateY(-6px);
  border-color: rgba(10,240,255,0.35);
  box-shadow: 0 20px 50px rgba(0,0,0,0.35), 0 0 0 1px rgba(10,240,255,0.08);
}
.adv-card__icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 22px;
}
.adv-card__icon svg { width: 26px; height: 26px; }
.adv-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.adv-card p { font-size: 14.5px; color: var(--text-dim); line-height: 1.6; }

/* ============ Specs ============ */
.specs-wrap {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
  align-items: start;
}
.specs-table {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  background: var(--surface);
}
.specs-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
  padding: 18px 26px;
  border-bottom: 1px solid var(--border);
  transition: background 0.3s ease;
}
.specs-row:last-child { border-bottom: none; }
.specs-row:hover { background: rgba(10,240,255,0.04); }
.specs-row__label { font-size: 14.5px; color: var(--text-dim); }
.specs-row__value { font-size: 14.5px; font-weight: 700; color: var(--text); text-align: right; }

.specs-side { display: flex; flex-direction: column; gap: 20px; }
.specs-highlight {
  padding: 26px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(10,240,255,0.08), rgba(77,107,255,0.06));
  border: 1px solid rgba(10,240,255,0.2);
}
.specs-highlight__num {
  display: block;
  font-family: var(--font-display);
  font-size: 34px; font-weight: 700;
  color: var(--accent);
  margin-bottom: 10px;
}
.specs-highlight__label { font-size: 13.5px; color: var(--text-dim); line-height: 1.5; }

/* ============ Gallery ============ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 220px;
  gap: 16px;
}
.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  cursor: pointer;
}
.gallery-item--wide { grid-column: span 2; }
.gallery-item__ph {
  position: absolute; inset: 0;
  transition: transform 0.6s var(--ease), filter 0.6s var(--ease);
}
.gallery-item__ph--1 { background: radial-gradient(circle at 30% 30%, #14233f, #050810 70%); }
.gallery-item__ph--2 { background: radial-gradient(circle at 70% 40%, #0f2a33, #060a10 70%); }
.gallery-item__ph--3 { background: radial-gradient(circle at 40% 60%, #1b1440, #06060f 70%); }
.gallery-item__ph--4 { background: radial-gradient(circle at 60% 30%, #123033, #050a0c 70%); }
.gallery-item__ph--5 { background: radial-gradient(circle at 50% 50%, #182a4a, #050810 70%); }
.gallery-item__ph::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(115deg, rgba(10,240,255,0.05) 0px, rgba(10,240,255,0.05) 1px, transparent 1px, transparent 12px);
}
.gallery-item:hover .gallery-item__ph { transform: scale(1.08); filter: brightness(1.15); }
.gallery-item figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 20px;
  font-size: 14px; font-weight: 600;
  background: linear-gradient(0deg, rgba(0,0,0,0.75), transparent);
  transform: translateY(10px);
  opacity: 0;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}
.gallery-item:hover figcaption { opacity: 1; transform: translateY(0); }

/* ============ CTA strip ============ */
.cta-strip {
  padding: 90px 0;
  position: relative;
  background:
    radial-gradient(ellipse 60% 100% at 50% 0%, rgba(10,240,255,0.1), transparent 70%),
    var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta-strip__inner { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 16px; }
.cta-strip__inner h2 { font-family: var(--font-display); font-size: clamp(26px, 3.4vw, 36px); font-weight: 700; }
.cta-strip__inner p { color: var(--text-dim); max-width: 460px; margin-bottom: 12px; }

/* ============ Form ============ */
.form-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.form-perks { display: flex; flex-direction: column; gap: 14px; margin: 28px 0 32px; }
.form-perks li { display: flex; align-items: center; gap: 12px; font-size: 14.5px; color: var(--text-dim); }
.form-perks svg { width: 20px; height: 20px; color: var(--accent); flex-shrink: 0; }
.form-contact { display: flex; flex-direction: column; gap: 8px; }
.form-contact a { font-family: var(--font-display); font-size: 18px; font-weight: 600; transition: color 0.25s ease; }
.form-contact a:hover { color: var(--accent); }

.request-form {
  position: relative;
  display: flex; flex-direction: column; gap: 18px;
  padding: 36px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border: 1px solid var(--border);
}

.field { position: relative; }
.field input, .field textarea {
  width: 100%;
  padding: 18px 16px 8px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color 0.25s ease, background 0.25s ease;
  resize: vertical;
}
.field textarea { padding-top: 22px; min-height: 90px; }
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(10,240,255,0.04);
}
.field label {
  position: absolute; left: 16px; top: 17px;
  font-size: 15px; color: var(--text-faint);
  pointer-events: none;
  transition: transform 0.2s var(--ease), font-size 0.2s var(--ease), color 0.2s var(--ease), top 0.2s var(--ease);
}
.field input:focus + label,
.field input:not(:placeholder-shown) + label,
.field textarea:focus + label,
.field textarea:not(:placeholder-shown) + label {
  top: 8px;
  font-size: 11px;
  color: var(--accent);
}
.field__error {
  display: none;
  margin-top: 6px;
  font-size: 12px;
  color: var(--danger);
  padding-left: 4px;
}
.field.is-invalid input,
.field.is-invalid textarea { border-color: var(--danger); }
.field.is-invalid .field__error { display: block; }

.checkbox { display: flex; align-items: center; gap: 10px; cursor: pointer; font-size: 13px; color: var(--text-dim); }
.checkbox input { position: absolute; opacity: 0; width: 0; height: 0; }
.checkbox__box {
  width: 20px; height: 20px; flex-shrink: 0;
  border-radius: 6px;
  border: 1px solid var(--border-strong);
  background: rgba(255,255,255,0.03);
  position: relative;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.checkbox__box::after {
  content: "";
  position: absolute; left: 6px; top: 2px;
  width: 5px; height: 10px;
  border: solid #04070d;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) scale(0);
  transition: transform 0.2s var(--ease);
}
.checkbox input:checked + .checkbox__box {
  background: var(--accent);
  border-color: var(--accent);
}
.checkbox input:checked + .checkbox__box::after { transform: rotate(45deg) scale(1); }

.btn__spinner {
  display: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 2px solid rgba(4,7,13,0.3);
  border-top-color: #04070d;
  animation: spin 0.7s linear infinite;
}
.request-form.is-loading .btn__text { opacity: 0; width: 0; }
.request-form.is-loading .btn__spinner { display: inline-block; }
.request-form.is-loading .btn--primary { pointer-events: none; opacity: 0.85; }

.form-success {
  display: none;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  background: rgba(53, 226, 138, 0.1);
  border: 1px solid rgba(53, 226, 138, 0.3);
  color: var(--success);
  font-size: 14px;
  font-weight: 600;
}
.form-success svg { width: 22px; height: 22px; flex-shrink: 0; }
.request-form.is-success .field,
.request-form.is-success .checkbox,
.request-form.is-success button[type="submit"] { display: none; }
.request-form.is-success .form-success { display: flex; }

/* ============ Footer ============ */
.footer { padding: 48px 0; border-top: 1px solid var(--border); }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer__copy { font-size: 13px; color: var(--text-faint); }
.footer__socials { display: flex; gap: 14px; }
.footer__socials a {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  font-size: 11px; font-weight: 700; color: var(--text-dim);
  transition: border-color 0.25s ease, color 0.25s ease, transform 0.25s ease;
}
.footer__socials a:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-3px); }

/* ============ To top ============ */
.to-top {
  position: fixed;
  right: 24px; bottom: 24px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: rgba(13,15,24,0.85);
  border: 1px solid var(--border-strong);
  backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  opacity: 0; visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s;
  z-index: 90;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { border-color: var(--accent); }
.to-top svg { width: 20px; height: 20px; }

/* ============ Responsive ============ */
@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { order: -1; margin-bottom: 20px; }
  .device-card { width: 240px; }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .specs-wrap { grid-template-columns: 1fr; }
  .form-section { grid-template-columns: 1fr; }
  .gallery-grid { grid-auto-rows: 200px; }
}

@media (max-width: 720px) {
  .nav { display: none; }
  .header__cta { display: none; }
  .burger { display: flex; }
  .advantages-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 160px; }
  .gallery-item--wide { grid-column: span 2; }
  .hero__stats { gap: 24px; }
  .section { padding: 80px 0; }
  .cursor-glow { display: none; }
}

@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-item--wide { grid-column: span 1; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; }
}

/* Mobile nav overlay */
@media (max-width: 720px) {
  .nav.is-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    top: 0;
    padding: 110px 32px 40px;
    background: rgba(5,6,10,0.98);
    backdrop-filter: blur(20px);
    gap: 28px;
    z-index: 150;
  }
  .nav.is-open .nav__link { font-size: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}