/* =========================================================
   LGN BASS — site oficial
   lgnapps | www.lgnbass.com.br
   ========================================================= */

:root {
  --ink: #04060b;
  --surface: #090d15;
  --surface-2: #0e1420;
  --surface-3: #141c2b;
  --line: rgba(150, 180, 220, 0.14);
  --line-strong: rgba(120, 170, 235, 0.38);

  --blue: #1f7ae0;
  --blue-bright: #4da4ff;
  --blue-deep: #0c4794;
  --blue-glow: rgba(45, 140, 255, 0.35);

  --text: #eef3fa;
  --muted: #98a6bb;
  --muted-soft: #728299;

  --chrome: linear-gradient(180deg, #ffffff 0%, #dfe6ef 28%, #9aa5b4 52%, #cfd8e3 70%, #f2f6fb 100%);
  --metal: linear-gradient(145deg, #1b2534, #0b111b 60%);

  --radius: 20px;
  --radius-sm: 14px;
  --radius-lg: 30px;
  --shadow: 0 26px 70px rgba(0, 0, 0, 0.55);
  --shadow-soft: 0 14px 40px rgba(0, 0, 0, 0.4);
  --container: 1240px;
  --ease: cubic-bezier(0.22, 0.75, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 108px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--ink);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* fundo global: madeira escura + brilho azul */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(180deg, rgba(4, 6, 11, 0.93), rgba(4, 6, 11, 0.97)),
    url("../assets/brand/pedalboard_wood_background.jpg") center / cover fixed;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(70ch 50ch at 12% -8%, rgba(31, 122, 224, 0.22), transparent 62%),
    radial-gradient(60ch 46ch at 96% 8%, rgba(77, 164, 255, 0.12), transparent 60%),
    radial-gradient(80ch 60ch at 50% 108%, rgba(12, 71, 148, 0.18), transparent 65%);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-weight: 800;
}

p {
  margin: 0;
}

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

::selection {
  background: rgba(31, 122, 224, 0.4);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--blue-bright);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 99;
  padding: 12px 20px;
  background: var(--blue);
  border-radius: 0 0 12px 0;
  font-weight: 700;
}

.skip-link:focus {
  left: 0;
}

/* =========================================================
   BOTÕES
   ========================================================= */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease),
    border-color 0.25s var(--ease);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--blue-bright), var(--blue) 45%, var(--blue-deep));
  box-shadow: 0 14px 34px rgba(31, 122, 224, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.button-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 44px rgba(31, 122, 224, 0.48), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.button-ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line-strong);
  backdrop-filter: blur(8px);
}

.button-ghost:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.09);
  border-color: var(--blue-bright);
}

.button-lg {
  padding: 18px 40px;
  font-size: 1.05rem;
}

/* =========================================================
   HEADER
   ========================================================= */

.site-header {
  position: sticky;
  top: 14px;
  z-index: 20;
  width: min(94vw, var(--container));
  margin: 14px auto 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 10px 14px 10px 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(7, 10, 17, 0.72);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px);
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(5, 8, 13, 0.92);
  border-color: var(--line-strong);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.6);
}

.brand img {
  width: auto;
  height: 44px;
  object-fit: contain;
  filter: drop-shadow(0 3px 10px rgba(45, 140, 255, 0.28));
}

.nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px;
}

.nav a {
  position: relative;
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted);
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}

.nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  border-radius: 2px;
  background: var(--text);
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}

.header-download {
  padding: 12px 22px;
  font-size: 0.88rem;
}

/* =========================================================
   LAYOUT BASE
   ========================================================= */

main {
  display: block;
}

.section {
  width: min(92vw, var(--container));
  margin: 0 auto;
  padding: clamp(48px, 5.4vw, 76px) 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: clamp(32px, 4vw, 52px);
}

.section-heading h2,
.section-copy h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.7rem);
}

.section-copy h3,
.section-heading h3 {
  font-size: clamp(1.35rem, 2.2vw, 1.75rem);
}

.section-lead,
.section-copy p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 1.02rem;
}

.section-lead strong,
.section-copy strong {
  color: var(--text);
  font-weight: 700;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  padding: 6px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue-bright);
  background: rgba(31, 122, 224, 0.1);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  align-items: center;
  gap: clamp(30px, 5vw, 70px);
}

.split.tight {
  margin-top: clamp(40px, 5vw, 64px);
}

.split.reverse .section-copy {
  order: 2;
}

.chrome {
  background: var(--chrome);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.5));
}

/* =========================================================
   HERO
   ========================================================= */

.hero {
  position: relative;
  overflow: hidden;
  width: min(92vw, var(--container));
  margin: 0 auto;
  padding: clamp(56px, 8vw, 100px) 0 clamp(40px, 5vw, 66px);
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(30px, 4vw, 52px);
}

.hero-glow {
  position: absolute;
  inset: -10% -20% auto -30%;
  height: 520px;
  background: radial-gradient(closest-side, rgba(31, 122, 224, 0.25), transparent 70%);
  filter: blur(20px);
  pointer-events: none;
  z-index: -1;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  padding: 8px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
}

.badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #35d07f;
  box-shadow: 0 0 0 4px rgba(53, 208, 127, 0.18);
}

.hero h1 {
  font-size: clamp(2.25rem, 4.6vw, 3.25rem);
  letter-spacing: -0.035em;
}

.hero-text {
  max-width: 54ch;
  margin-top: 22px;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.12rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 30px;
}

.hero-points li {
  position: relative;
  padding-left: 22px;
  font-size: 0.88rem;
  color: var(--muted-soft);
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--blue-bright), var(--blue-deep));
}

.device {
  position: relative;
  padding: 10px;
  border: 1px solid var(--line-strong);
  border-radius: 24px;
  background: var(--metal);
  box-shadow: var(--shadow), 0 0 80px rgba(31, 122, 224, 0.12);
  transform: perspective(1400px) rotateY(-5deg) rotateX(2deg);
  transition: transform 0.6s var(--ease);
}

.device:hover {
  transform: perspective(1400px) rotateY(0deg) rotateX(0deg);
}

.device img {
  border-radius: 16px;
}

/* =========================================================
   MÉTRICAS
   ========================================================= */

.metrics {
  width: min(92vw, var(--container));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  padding: 10px 0 clamp(20px, 3vw, 40px);
}

.metric {
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(20, 28, 43, 0.9), rgba(9, 13, 21, 0.9));
  text-align: center;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.metric:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.metric span {
  display: block;
  font-size: clamp(2rem, 4vw, 2.9rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  background: var(--chrome);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.metric strong {
  display: block;
  margin-top: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-soft);
}

/* =========================================================
   CADEIA DE SINAL
   ========================================================= */

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

.chain li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(14, 20, 32, 0.8);
  font-size: 0.92rem;
  font-weight: 600;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), background 0.25s var(--ease);
}

.chain li:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  background: rgba(31, 122, 224, 0.12);
}

.chain-index {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--blue-bright);
}

/* =========================================================
   LISTAS COM CHECK
   ========================================================= */

.checklist {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.checklist li {
  position: relative;
  padding-left: 32px;
  color: var(--muted);
  font-size: 0.97rem;
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35em;
  width: 18px;
  height: 18px;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--blue-bright), var(--blue-deep));
  box-shadow: 0 4px 12px rgba(31, 122, 224, 0.4);
}

.checklist li::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 0.62em;
  width: 5px;
  height: 9px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* =========================================================
   MOLDURA DE APP
   ========================================================= */

.app-frame {
  margin: 0;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--metal);
  box-shadow: var(--shadow-soft);
}

.app-frame img {
  border-radius: 14px;
}

/* =========================================================
   GRID DE PEDAIS
   ========================================================= */

.pedal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(255px, 1fr));
  gap: 16px;
}

.pedal-card {
  position: relative;
  overflow: hidden;
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(20, 28, 43, 0.92), rgba(9, 13, 21, 0.94));
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.pedal-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--accent, var(--blue));
}

.pedal-card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.45);
}

.pedal-card header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.pedal-card h3 {
  font-size: 1.1rem;
}

.pedal-card p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.tag {
  flex-shrink: 0;
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
}

.pedal-card.tuner { --accent: #6b7a8f; }
.pedal-card.pitch { --accent: #7c4dff; }
.pedal-card.envelope { --accent: #2e9e5b; }
.pedal-card.comp { --accent: #1f7ae0; }
.pedal-card.drive { --accent: #b08b57; }
.pedal-card.enhancer { --accent: #00a9a5; }
.pedal-card.eq { --accent: #d9862c; }
.pedal-card.preamp { --accent: #c0392b; }
.pedal-card.chorus { --accent: #c9a227; }
.pedal-card.flanger { --accent: #3f7fb5; }
.pedal-card.phaser { --accent: #8e44ad; }
.pedal-card.wah { --accent: #e0526b; }
.pedal-card.delay { --accent: #5a6f8c; }
.pedal-card.reverb { --accent: #3d8f9c; }
.pedal-card.ir { --accent: #94a3b8; }

/* =========================================================
   MODELOS (ACORDEÃO)
   ========================================================= */

.model-board {
  display: grid;
  gap: 12px;
}

.model-group {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(14, 20, 32, 0.72);
  overflow: hidden;
  transition: border-color 0.25s var(--ease);
}

.model-group[open],
.model-group:hover {
  border-color: var(--line-strong);
}

.model-group summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
}

.model-group summary::-webkit-details-marker {
  display: none;
}

.model-group summary::after {
  content: "+";
  order: 3;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue-bright);
  transition: transform 0.25s var(--ease);
}

.model-group[open] summary::after {
  content: "–";
  transform: rotate(180deg);
}

.model-name {
  flex: 1;
  font-size: 1.05rem;
}

.model-count {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-soft);
}

.model-body {
  padding: 0 22px 24px;
}

.model-sub {
  margin: 16px 0 10px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue-bright);
}

.model-sub:first-child {
  margin-top: 0;
}

/* =========================================================
   CHIPS
   ========================================================= */

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chips li {
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.chips li:hover {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(31, 122, 224, 0.14);
}

.preset-wrap {
  padding: clamp(24px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(20, 28, 43, 0.85), rgba(9, 13, 21, 0.9));
}

/* =========================================================
   CARDS DE RECURSO
   ========================================================= */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}

@media (min-width: 1000px) {
  .feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.feature-card {
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(20, 28, 43, 0.9), rgba(9, 13, 21, 0.92));
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
}

.feature-card h3 {
  margin-bottom: 10px;
  font-size: 1.08rem;
}

.feature-card p {
  color: var(--muted);
  font-size: 0.93rem;
}

/* =========================================================
   TEXTURAS
   ========================================================= */

.texture-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.texture {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.texture:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.texture img {
  width: 100%;
  height: 130px;
  object-fit: cover;
}

.texture figcaption {
  padding: 12px 16px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--muted);
}

/* =========================================================
   GALERIA
   ========================================================= */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
  gap: 16px;
}

.gallery-grid figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--metal);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.gallery-grid figure:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-soft);
}

.gallery-grid img {
  width: 100%;
}

.gallery-grid figcaption {
  padding: 12px 16px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-soft);
}

/* =========================================================
   MANUAL
   ========================================================= */

.manual-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.manual-card {
  display: grid;
  gap: 8px;
  padding: 28px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(20, 28, 43, 0.9), rgba(9, 13, 21, 0.92));
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.manual-card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  background: linear-gradient(160deg, rgba(31, 122, 224, 0.16), rgba(9, 13, 21, 0.92));
}

.manual-lang {
  font-size: 1.1rem;
  font-weight: 800;
}

.manual-file {
  font-size: 0.82rem;
  color: var(--muted-soft);
  word-break: break-all;
}

.manual-cta {
  margin-top: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--blue-bright);
}

.manual-cta::after {
  content: " →";
}

/* =========================================================
   PASSOS
   ========================================================= */

.steps {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding: 30px 24px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(14, 20, 32, 0.72);
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  margin-bottom: 12px;
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  background: var(--chrome);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.steps h3 {
  margin-bottom: 8px;
  font-size: 1.02rem;
}

.steps p {
  color: var(--muted);
  font-size: 0.92rem;
}

/* =========================================================
   DOWNLOAD
   ========================================================= */

.download {
  width: min(92vw, var(--container));
  margin: 0 auto;
  padding: clamp(40px, 6vw, 70px) 0;
}

.download-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(44px, 6vw, 76px) clamp(26px, 4vw, 60px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(50ch 34ch at 50% 0%, rgba(31, 122, 224, 0.28), transparent 70%),
    linear-gradient(160deg, rgba(20, 28, 43, 0.96), rgba(5, 8, 13, 0.96));
  box-shadow: var(--shadow);
  text-align: center;
}

.download-logo {
  width: clamp(150px, 20vw, 200px);
  margin: 0 auto 26px;
}

.download-panel h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
}

.download-panel p {
  margin-top: 14px;
  color: var(--muted);
}

.download-panel .button {
  margin-top: 30px;
}

.store-note {
  margin-top: 22px !important;
  font-size: 0.82rem;
  color: var(--muted-soft);
}

/* =========================================================
   ABAS DE INFORMAÇÃO
   ========================================================= */

.legal-area {
  scroll-margin-top: 120px;
}

.info-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
}

.info-tab {
  padding: 12px 22px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--muted);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.info-tab:hover {
  color: var(--text);
  border-color: var(--line-strong);
}

.info-tab.is-active {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--blue-bright), var(--blue) 50%, var(--blue-deep));
  box-shadow: 0 10px 26px rgba(31, 122, 224, 0.32);
}

.info-panel {
  display: none;
  padding: clamp(26px, 3.5vw, 42px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(20, 28, 43, 0.86), rgba(9, 13, 21, 0.9));
}

.info-panel.is-active {
  display: block;
}

.info-panel h2 {
  margin-bottom: 16px;
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
}

.info-panel p {
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 0.97rem;
}

.info-panel a {
  color: var(--blue-bright);
  font-weight: 600;
}

.info-note {
  margin-top: 18px;
  font-size: 0.88rem;
}

/* =========================================================
   FORMULÁRIO
   ========================================================= */

.contact-form {
  display: grid;
  gap: 18px;
  max-width: 620px;
  margin-top: 26px;
}

.contact-form label {
  display: grid;
  gap: 8px;
}

.contact-form label > span {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-soft);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(4, 6, 11, 0.7);
  color: var(--text);
  font-family: inherit;
  font-size: 0.97rem;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(152, 166, 187, 0.5);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--blue-bright);
  box-shadow: 0 0 0 3px rgba(31, 122, 224, 0.2);
}

.contact-form textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-form .button {
  justify-self: start;
}

.field-error {
  min-height: 1em;
  font-size: 0.8rem;
  color: #ff8b8b;
}

.contact-honeypot {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0;
}

.form-feedback {
  font-size: 0.9rem;
  font-weight: 600;
}

.form-feedback.is-success {
  color: #4ade80;
}

.form-feedback.is-error {
  color: #ff8b8b;
}

/* =========================================================
   RODAPÉ
   ========================================================= */

.site-footer {
  width: min(92vw, var(--container));
  margin: 0 auto;
  padding: clamp(46px, 6vw, 70px) 0 56px;
  border-top: 1px solid var(--line);
  text-align: center;
}

.footer-logo {
  width: 130px;
  margin: 0 auto 22px;
  opacity: 0.9;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 10px;
  margin-bottom: 22px;
}

.footer-nav a {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--muted);
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}

.footer-nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 20px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: var(--muted);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.social-link:hover,
.social-link:focus-visible {
  color: var(--blue-bright);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.08);
}

.social-link svg {
  width: 22px;
  height: 22px;
}

.inline-social {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  vertical-align: middle;
}

.inline-social svg {
  width: 18px;
  height: 18px;
}

.footer-tagline {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.site-footer .copyright,
.site-footer .trademark {
  margin-top: 10px;
  font-size: 0.82rem;
  color: var(--muted-soft);
}

/* =========================================================
   PÁGINAS SIMPLES (privacy, terms, 404, contact)
   ========================================================= */

.page {
  width: min(92vw, 860px);
  margin: 0 auto;
  padding: clamp(50px, 7vw, 90px) 0;
}

.page h1 {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  margin-bottom: 20px;
}

.page h2 {
  margin: 34px 0 12px;
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
}

.page p,
.page li {
  color: var(--muted);
  margin-bottom: 14px;
  font-size: 1rem;
}

.page ul {
  list-style: disc;
  padding-left: 22px;
}

.page a {
  color: var(--blue-bright);
  font-weight: 600;
}

.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.error-page {
  min-height: 60vh;
  display: grid;
  place-content: center;
  text-align: center;
}

.error-code {
  font-size: clamp(4rem, 14vw, 9rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.05em;
  background: var(--chrome);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* =========================================================
   ANIMAÇÃO DE ENTRADA
   ========================================================= */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* =========================================================
   RESPONSIVO
   ========================================================= */

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

@media (max-width: 960px) {
  html {
    scroll-padding-top: 96px;
  }

  .site-header {
    grid-template-columns: auto auto;
    justify-content: space-between;
    border-radius: 22px;
    padding: 12px 16px;
  }

  .menu-toggle {
    display: block;
    order: 2;
  }

  .nav {
    order: 3;
    grid-column: 1 / -1;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding-top: 10px;
    border-top: 1px solid var(--line);
    margin-top: 6px;
  }

  .nav a {
    padding: 12px 14px;
    font-size: 0.98rem;
  }

  .site-header.is-open .nav {
    display: flex;
  }

  .site-header.is-open .menu-toggle span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .site-header.is-open .menu-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-header.is-open .menu-toggle span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .header-download {
    display: none;
  }

  .hero,
  .split {
    grid-template-columns: minmax(0, 1fr);
  }

  .split.reverse .section-copy {
    order: 0;
  }

  .device {
    transform: none;
  }

  .hero-shot {
    margin: 0;
  }
}

@media (max-width: 620px) {
  body {
    font-size: 16px;
  }

  .section,
  .hero,
  .metrics,
  .download,
  .site-footer {
    width: min(94vw, var(--container));
  }

  .hero-actions .button,
  .download-panel .button {
    width: 100%;
  }

  .metric {
    padding: 20px 14px;
  }

  .chain li {
    flex: 1 1 calc(50% - 10px);
    justify-content: center;
    padding: 11px 12px;
    font-size: 0.85rem;
  }

  .gallery-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .model-group summary {
    padding: 16px;
  }

  .model-body {
    padding: 0 16px 20px;
  }

  .info-tab {
    flex: 1 1 calc(50% - 8px);
    padding: 11px 12px;
    font-size: 0.82rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}