/* ==========================================================================
   Amplistortion 2.1 — redesign (visual exploration, same content/images)
   ========================================================================== */

:root {
  --bg: #0A0B0E;
  --bg-soft: #101217;
  --surface: #15171D;
  --surface-2: #1B1E26;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #F2F3F5;
  --text-muted: #9AA0AC;
  --text-faint: #6C7280;
  --accent: #FF7A33;
  --accent-soft: rgba(255, 122, 51, 0.15);
  --accent-2: #3DD9C7;
  --accent-2-soft: rgba(61, 217, 199, 0.15);
  --danger: #FF5577;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.45);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.35);
  --max-w: 1180px;
  --font-head: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 500px at 15% -10%, rgba(255, 122, 51, 0.16), transparent 60%),
    radial-gradient(700px 500px at 100% 10%, rgba(61, 217, 199, 0.10), transparent 60%),
    var(--bg);
}

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; color: var(--text-muted); }

ul { margin: 0; padding: 0; list-style: none; }

code {
  font-family: 'SFMono-Regular', Consolas, monospace;
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: .15em .45em;
  border-radius: 6px;
  font-size: .9em;
  color: var(--accent-2);
}

.section {
  padding: 88px 0;
  border-top: 1px solid var(--border);
}
.section:first-of-type { border-top: none; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--accent);
  display: inline-block;
}

.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}
.section-head h2 { font-size: clamp(28px, 3.5vw, 38px); }
.section-head p { font-size: 17px; }

/* ---------- Header ---------- */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px) saturate(140%);
  background: rgba(10, 11, 14, 0.72);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 19px;
  color: var(--text);
}
.brand .badge {
  font-size: 11px;
  font-weight: 700;
  color: var(--bg);
  background: var(--accent);
  padding: 2px 7px;
  border-radius: 999px;
}
.nav-links {
  display: flex;
  gap: 28px;
}
.nav-links a {
  color: var(--text-muted);
  font-size: 14.5px;
  font-weight: 500;
}
.nav-links a:hover { color: var(--text); text-decoration: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 15px;
  padding: 11px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #FF9A5A);
  color: #140800;
  box-shadow: 0 8px 24px rgba(255, 122, 51, 0.35);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(255, 122, 51, 0.45);
  text-decoration: none;
}
.btn-ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent-2); text-decoration: none; }
.btn-sm { padding: 8px 16px; font-size: 13.5px; }

/* ---------- Release banner ---------- */
.release-banner-wrap { padding-top: 16px; }
.release-banner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 22px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(255,122,51,0.12), rgba(61,217,199,0.08));
  border: 1px solid var(--accent-soft);
  position: relative;
  overflow: hidden;
}
.release-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: 0 0 0 0 rgba(255, 122, 51, 0.45);
  animation: pulseRing 2.8s ease-in-out infinite;
  pointer-events: none;
}
@keyframes pulseRing {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 122, 51, 0.35); }
  50%      { box-shadow: 0 0 0 10px rgba(255, 122, 51, 0); }
}
.release-banner .tag {
  flex-shrink: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: #140800;
  background: var(--accent);
  padding: 6px 12px;
  border-radius: 999px;
}
.release-banner p { margin: 0; color: var(--text); font-size: 15px; }
.release-banner strong { color: var(--accent); }
.release-banner .close-x {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-faint);
  font-size: 20px;
  cursor: pointer;
  line-height: 1;
  flex-shrink: 0;
}

/* ---------- Hero ---------- */
.hero {
  padding-top: 80px;
  padding-bottom: 60px;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero h1 {
  font-size: clamp(32px, 9vw, 64px);
  background: linear-gradient(135deg, #FFFFFF 40%, var(--accent) 110%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero .subtitle {
  font-family: var(--font-head);
  font-size: clamp(18px, 2.2vw, 22px);
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 22px;
}
.stars { color: var(--accent); letter-spacing: 3px; margin-bottom: 22px; font-size: 18px; }
.stars span { font-size: 13px; color: var(--text-faint); letter-spacing: normal; margin-left: 8px; font-family: var(--font-body); }

.download-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow-md);
}
.download-card h3 {
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.download-card .install-note { font-size: 14px; margin-bottom: 18px; }
.download-btn {
  width: 100%;
  padding: 16px;
  font-size: 17px;
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
}
.sha {
  font-size: 11.5px;
  color: var(--text-faint);
  word-break: break-all;
  line-height: 1.5;
}
.sha b { color: var(--text-muted); display: block; margin-bottom: 2px; }

.hero-shot {
  position: relative;
}
.hero-shot img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-lg);
}
.hero-shot::before {
  content: "";
  position: absolute;
  inset: -40px;
  background: radial-gradient(closest-side, rgba(255,122,51,0.25), transparent 70%);
  z-index: -1;
}

/* ---------- Intro ---------- */
.intro-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 56px;
}
.pull-quote {
  margin: 28px 0;
  padding: 22px 24px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.pull-quote p { color: var(--text); font-size: 16px; margin-bottom: 12px; }
.pull-quote cite {
  font-style: normal;
  font-size: 14px;
  color: var(--accent-2);
  font-weight: 600;
}
.howto {
  margin-top: 24px;
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--text);
}

.audio-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.audio-item + .audio-item { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--border); }
.audio-item .label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 14.5px;
  color: var(--text);
}
.audio-item .label a { font-size: 12.5px; color: var(--text-faint); font-weight: 400; font-family: var(--font-body); }
audio { width: 100%; height: 36px; filter: invert(0.9) hue-rotate(180deg); border-radius: 8px; }

/* ---------- Effects ---------- */
.effects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.effect-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: transform .15s ease, border-color .15s ease, background .15s ease;
}
.effect-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent-soft);
  background: var(--surface-2);
}
.effect-card .num {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 15px;
  color: var(--accent);
  background: var(--accent-soft);
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.effect-card span { font-size: 15px; color: var(--text); font-weight: 500; }

.effects-shot img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-md);
}

/* ---------- Specifications ---------- */
.specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}
.spec-block { margin-bottom: 28px; }
.spec-block h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-faint);
  margin-bottom: 12px;
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-size: 13.5px;
  padding: 6px 13px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
}
.cpu-note {
  background: var(--accent-2-soft);
  border: 1px solid rgba(61,217,199,0.25);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  font-size: 14.5px;
  color: var(--text);
  margin-top: 8px;
}

/* ---------- Disclaimer (accordion) ---------- */
details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
}
summary {
  cursor: pointer;
  padding: 16px 20px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 15px;
  color: var(--text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
summary::-webkit-details-marker { display: none; }
summary::after {
  content: "+";
  font-size: 20px;
  color: var(--accent);
  font-weight: 400;
  transition: transform .2s ease;
}
details[open] summary::after { transform: rotate(45deg); }
.details-body {
  padding: 0 20px 18px;
  font-size: 14.5px;
}
.details-body li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
  color: var(--text-muted);
}
.details-body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-2);
}
.verify-note {
  margin-top: 18px;
  font-size: 13.5px;
  color: var(--text-faint);
}

/* ---------- Information / footer ---------- */
footer {
  padding: 56px 0 40px;
  border-top: 1px solid var(--border);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}
.footer-col h4 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-faint);
  margin-bottom: 14px;
}
.footer-col li { margin-bottom: 8px; font-size: 14px; color: var(--text-muted); }
.footer-col a { color: var(--text-muted); }
.footer-col a:hover { color: var(--accent-2); }
.social-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}
.privacy-note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-faint);
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.privacy-note .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent-2);
  flex-shrink: 0;
}
.copyright {
  margin-top: 18px;
  font-size: 13px;
  color: var(--text-faint);
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .nav-links { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 48px; }
  .intro-grid { grid-template-columns: 1fr; }
  .specs-grid { grid-template-columns: 1fr; gap: 0; }
  .effects-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .section { padding: 56px 0; }
}
@media (max-width: 560px) {
  .effects-grid { grid-template-columns: 1fr; }
  .release-banner { flex-wrap: wrap; }
}