/* ====================================================================
   SOUNDPRO — Full Dopamine Intro
   Landing page premium · v1.0
   ==================================================================== */

:root {
  --bg:           #080808;
  --bg-alt:       #0c0c0c;
  --bg-card:      #111111;
  --bg-raised:    #171717;
  --fg:           #ffffff;
  --fg-dim:       #888888;
  --fg-muted:     #444444;
  --accent:       #a8ff00;
  --accent-dim:   rgba(168,255,0,0.55);
  --accent-glow:  rgba(168,255,0,0.10);
  --accent-glow2: rgba(168,255,0,0.22);
  --border:       rgba(255,255,255,0.07);
  --border-md:    rgba(255,255,255,0.11);
  --border-acc:   rgba(168,255,0,0.18);
  --max:          1180px;
  --px:           clamp(20px, 5vw, 72px);
  --section:      clamp(72px, 10vw, 130px);
  --radius:       6px;
  --ease:         cubic-bezier(0.22, 1, 0.36, 1);
  --t:            0.22s ease;
}

/* ── Reset ─────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

/* ── Typography ─────────────────────────── */
.display-title {
  font-family: 'Bebas Neue', 'Arial Black', Impact, sans-serif;
  font-size: clamp(54px, 8.5vw, 108px);
  line-height: 0.93;
  letter-spacing: 0.025em;
  color: var(--fg);
}
.display-title-sm {
  font-family: 'Bebas Neue', 'Arial Black', Impact, sans-serif;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 0.93;
  letter-spacing: 0.025em;
  color: var(--fg);
}
.section-label {
  display: block;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 22px;
}
.section-sub {
  font-size: clamp(15px, 2vw, 18px);
  color: var(--fg-dim);
  line-height: 1.72;
  margin-top: 18px;
}
.max-560 { max-width: 560px; }

/* ── Container ──────────────────────────── */
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--px);
  padding-right: var(--px);
}

/* ── Buttons ────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 26px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: background var(--t), color var(--t), border-color var(--t), box-shadow var(--t), transform var(--t);
  cursor: pointer;
  white-space: nowrap;
}
.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--fg);
  color: var(--bg);
  border: 1px solid var(--fg);
}
.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
  box-shadow: 0 0 32px var(--accent-glow2);
}

.btn-ghost {
  background: transparent;
  color: var(--fg);
  border: 1px solid rgba(255,255,255,0.18);
}
.btn-ghost:hover {
  border-color: rgba(255,255,255,0.4);
  background: rgba(255,255,255,0.04);
}

.btn-outline {
  background: transparent;
  color: var(--fg);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 9px 18px;
  font-size: 11px;
}
.btn-outline:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.35);
}

.btn-header { padding: 9px 18px; font-size: 11px; }
.btn-cta { width: 100%; padding: 17px; font-size: 13px; }

/* ── Eyebrow badge ──────────────────────── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-acc);
  background: var(--accent-glow);
  padding: 5px 13px;
  border-radius: 2px;
  margin-bottom: 26px;
}

/* ── HEADER ─────────────────────────────── */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(8,8,8,0.88);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid var(--border);
  transition: background var(--t), box-shadow var(--t);
}
.header.scrolled {
  background: rgba(8,8,8,0.97);
  box-shadow: 0 1px 0 var(--border);
}
.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px var(--px);
  display: flex;
  align-items: center;
  gap: 24px;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-img {
  width: 34px; height: 34px;
  object-fit: contain;
  border-radius: 4px;
  flex-shrink: 0;
}
.logo-img-sm { width: 28px; height: 28px; }
.logo-text {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.header-nav {
  display: flex;
  align-items: center;
  flex: 1;
  justify-content: center;
  gap: 2px;
}
.header-nav a {
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-dim);
  padding: 6px 14px;
  transition: color var(--t);
  white-space: nowrap;
  border-radius: 2px;
}
.header-nav a:hover { color: var(--fg); }
.header-nav a.active { color: var(--accent); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px; height: 32px;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--fg);
  transition: transform var(--t), opacity var(--t);
  transform-origin: center;
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(8,8,8,0.97);
  z-index: 90;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 48px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s ease;
}
.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  text-align: center;
}
.mobile-nav-link {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 38px;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
  transition: color var(--t);
}
.mobile-nav-link:hover { color: var(--accent); }
.btn-mobile-cta { padding: 15px 48px; }

/* ── HERO ────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 55% 55% at 72% 50%, rgba(168,255,0,0.06) 0%, transparent 65%),
    radial-gradient(ellipse 35% 50% at 20% 30%, rgba(0,180,100,0.03) 0%, transparent 60%),
    var(--bg);
}

/* Full-bleed cover — art fills entire hero as background */
.hero-visual {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}
/* Overlay: top fade for eyebrow readability + bottom fade for content — no lateral band */
.hero-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      to bottom,
      rgba(8,8,8,0.78) 0%,
      rgba(8,8,8,0.28) 15%,
      transparent 32%,
      transparent 50%,
      rgba(8,8,8,0.38) 66%,
      rgba(8,8,8,0.86) 100%
    );
  z-index: 2;
  pointer-events: none;
}
/* Accent glow over art */
.hero-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 60% 52%, rgba(168,255,0,0.08) 0%, transparent 52%);
  z-index: 3;
  pointer-events: none;
}
.product-art-wrap {
  position: relative;
  width: 100%;
  height: 100%;
}
.product-art {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  position: relative; z-index: 1;
  border-radius: 0;
  filter: none;
}

/* Text overlaid: eyebrow top, content bottom */
.hero-over {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 96px var(--px) 64px;
  pointer-events: none;
}
.hero-top {
  pointer-events: auto;
}
.hero-bottom {
  max-width: 380px;
  pointer-events: auto;
}
.hero-sub {
  font-size: clamp(21px, 2.8vw, 30px);
  font-weight: 700;
  color: var(--fg);
  line-height: 1.32;
  margin-bottom: 16px;
  text-shadow: 0 2px 28px rgba(0,0,0,0.85), 0 1px 6px rgba(0,0,0,0.65);
}
.hero-body {
  font-size: clamp(14px, 1.5vw, 16px);
  color: rgba(255,255,255,0.80);
  line-height: 1.72;
  margin-bottom: 32px;
  max-width: 480px;
  text-shadow: 0 1px 10px rgba(0,0,0,0.75);
}
.hero-ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.hero-trust {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: rgba(255,255,255,0.55);
  text-shadow: 0 1px 6px rgba(0,0,0,0.60);
}
.trust-item svg { color: var(--accent); flex-shrink: 0; }
.scroll-cue {
  position: absolute;
  bottom: 28px; left: 50%;
  transform: translateX(-50%);
  font-size: 16px; color: var(--fg-muted);
  animation: bob 2.4s ease-in-out infinite;
  z-index: 2;
}
@keyframes bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(7px); }
}

/* ── Section base styles ─────────────────── */
.section-base,
.section-alt {
  padding-top: var(--section);
  padding-bottom: var(--section);
  border-top: 1px solid var(--border);
}
.section-alt { background: var(--bg-alt); }

/* ── CONCEPT GRID ────────────────────────── */
.concept-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 52px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--border);
  gap: 1px;
}
.concept-card {
  background: var(--bg-card);
  padding: 30px 24px;
  transition: background var(--t);
}
.concept-card:hover { background: var(--bg-raised); }
.card-icon {
  display: flex; align-items: center; justify-content: flex-start;
  width: 36px; height: 36px;
  margin-bottom: 16px;
  color: var(--accent);
}
.concept-card h3 {
  font-size: 13px; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--fg); margin-bottom: 8px; line-height: 1.35;
}
.concept-card p { font-size: 13px; color: var(--fg-dim); line-height: 1.65; }

/* ── SFX PLAYER ──────────────────────────── */
.sfx-player {
  max-width: 800px;
  margin: 52px auto 0;
}
.sfx-video-wrap {
  position: relative;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  cursor: pointer;
}
.sfx-video {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  z-index: 1;
  transition: opacity 0.15s ease;
}
/* Dois vídeos empilhados: só o ativo fica visível */
.sfx-vid--active  { opacity: 1;  z-index: 2; }
.sfx-vid--hidden  { opacity: 0;  z-index: 1; pointer-events: none; }

.sfx-play-btn {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  cursor: pointer;
}
.sfx-play-icon {
  width: 68px; height: 68px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.58);
  border: 1.5px solid rgba(255,255,255,0.22);
  color: #fff;
  transition: background var(--t), transform var(--t), opacity 0.2s ease;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.sfx-play-btn:hover .sfx-play-icon {
  background: rgba(0,0,0,0.78);
  transform: scale(1.07);
}
.sfx-play-btn.is-playing .sfx-play-icon {
  opacity: 0;
  pointer-events: none;
}
.sfx-play-btn.is-playing:hover .sfx-play-icon { opacity: 1; }

.sfx-state-label {
  position: absolute;
  top: 14px; right: 14px;
  z-index: 6;
  font-size: 9.5px; font-weight: 700;
  letter-spacing: 0.28em; text-transform: uppercase;
  padding: 5px 11px;
  border-radius: 2px;
  background: rgba(0,0,0,0.72);
  border: 1px solid var(--border);
  color: var(--fg-muted);
  transition: color var(--t), border-color var(--t), background var(--t);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  pointer-events: none;
}
.sfx-player.sfx-on .sfx-state-label {
  color: var(--accent);
  border-color: var(--border-acc);
  background: rgba(168,255,0,0.09);
}

.sfx-controls {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 14px;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* Toggle */
.sfx-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: transparent;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
  transition: border-color var(--t), box-shadow var(--t);
  overflow: visible;
}
.sfx-toggle-track {
  width: 38px; height: 20px;
  border-radius: 10px;
  background: var(--bg-raised);
  border: 1px solid var(--border-md);
  position: relative;
  flex-shrink: 0;
  transition: background var(--t), border-color var(--t);
}
.sfx-toggle-thumb {
  position: absolute;
  top: 2px; left: 2px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--fg-muted);
  transition: transform 0.22s var(--ease), background var(--t), box-shadow var(--t);
}
.sfx-toggle-text {
  font-size: 10px; font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase;
  flex-shrink: 0;
  line-height: 1;
}
.sfx-off-text { color: var(--fg-muted); }
.sfx-on-text  { display: none; color: var(--accent); }
.sfx-toggle-ring {
  position: absolute;
  inset: -4px;
  border-radius: 7px;
  border: 1.5px solid transparent;
  pointer-events: none;
}
.sfx-toggle[aria-pressed="true"] {
  border-color: var(--border-acc);
  box-shadow: 0 0 18px rgba(168,255,0,0.18), 0 0 44px rgba(168,255,0,0.07);
}
.sfx-toggle[aria-pressed="true"] .sfx-toggle-track {
  background: rgba(168,255,0,0.18);
  border-color: rgba(168,255,0,0.38);
}
.sfx-toggle[aria-pressed="true"] .sfx-toggle-thumb {
  transform: translateX(18px);
  background: var(--accent);
  box-shadow: 0 0 10px rgba(168,255,0,0.75);
}
.sfx-toggle[aria-pressed="true"] .sfx-off-text { display: none; }
.sfx-toggle[aria-pressed="true"] .sfx-on-text  { display: inline; }
.sfx-toggle[aria-pressed="true"] .sfx-toggle-ring {
  animation: sfx-ring 0.6s var(--ease) forwards;
}
@keyframes sfx-ring {
  0%   { inset: -2px;  opacity: 1;   border-color: rgba(168,255,0,0.75); }
  55%  { inset: -12px; opacity: 0.3; border-color: rgba(168,255,0,0.28); }
  100% { inset: -18px; opacity: 0;   border-color: transparent; }
}

/* Seek bar */
.sfx-seek-wrap {
  flex: 1;
  display: flex;
  align-items: center;
}
.sfx-seek {
  width: 100%;
  height: 20px;
  display: flex; align-items: center;
  cursor: pointer;
  position: relative;
  user-select: none;
}
.sfx-seek::before {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 3px;
  background: var(--border-md);
  border-radius: 2px;
}
.sfx-seek-fill {
  position: absolute;
  left: 0; height: 3px;
  width: 0%;
  background: var(--accent);
  border-radius: 2px;
  pointer-events: none;
}
.sfx-seek-thumb {
  position: absolute;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--fg);
  left: 0%;
  transform: translateX(-50%);
  pointer-events: none;
  box-shadow: 0 0 0 3px rgba(255,255,255,0.1);
  transition: box-shadow var(--t);
}
.sfx-seek:hover .sfx-seek-thumb {
  box-shadow: 0 0 0 4px rgba(168,255,0,0.22);
}

.sfx-time {
  font-size: 11px; font-weight: 500;
  color: var(--fg-muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap; flex-shrink: 0;
}

/* ── PAIN CARDS ──────────────────────────── */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 52px;
}
.pain-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: border-color var(--t), transform var(--t);
}
.pain-card:hover {
  border-color: var(--border-md);
  transform: translateY(-3px);
}
.pain-num {
  display: block;
  font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 14px;
}
.pain-card h3 {
  font-size: 14px; font-weight: 700;
  color: var(--fg); margin-bottom: 8px; letter-spacing: 0.03em;
}
.pain-card p { font-size: 13px; color: var(--fg-dim); line-height: 1.65; }

/* ── SECTION CTA ─────────────────────────── */
.section-cta-wrap {
  margin-top: 44px;
  display: flex;
  justify-content: flex-start;
}
.btn-section-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  font-size: 12px; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border-acc);
  border-radius: 2px;
  transition: background var(--t), box-shadow var(--t), border-color var(--t), transform var(--t);
  cursor: pointer;
  white-space: nowrap;
}
.btn-section-cta:hover {
  background: var(--accent-glow);
  border-color: rgba(168,255,0,0.4);
  box-shadow: 0 0 28px rgba(168,255,0,0.14);
}
.btn-section-cta:active { transform: scale(0.98); }

/* ── METHOD ──────────────────────────────── */
.method-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}
.method-left .section-sub { margin-top: 20px; max-width: 440px; }
.method-steps { margin-top: 8px; }
.method-step {
  display: flex;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.method-steps .method-step:first-child { border-top: 1px solid var(--border); }
.step-num {
  font-size: 10.5px; font-weight: 700;
  letter-spacing: 0.2em; color: var(--accent);
  flex-shrink: 0; padding-top: 1px; min-width: 22px;
}
.step-body h4 {
  font-size: 14px; font-weight: 700;
  color: var(--fg); margin-bottom: 5px; letter-spacing: 0.02em;
}
.step-body p { font-size: 13px; color: var(--fg-dim); line-height: 1.65; }

/* ── AUDIENCE ────────────────────────────── */
.audience-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  margin-top: 52px;
  align-items: start;
}
.audience-item {
  display: flex; align-items: center; gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--border);
  font-size: 15px; font-weight: 500; color: var(--fg);
}
.audience-list .audience-item:first-child { border-top: 1px solid var(--border); }
.audience-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(168,255,0,0.55);
}
.audience-copy p {
  font-size: clamp(15px, 1.8vw, 19px);
  color: var(--fg-dim); line-height: 1.72;
}

/* ── PERCEPTION ──────────────────────────── */
.transform-grid {
  display: grid;
  grid-template-columns: 1fr 48px 1fr;
  gap: 24px;
  align-items: center;
  margin-top: 52px;
  padding-top: 52px;
  border-top: 1px solid var(--border);
}
.transform-card {
  padding: 30px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-card);
}
.transform-after {
  border-color: var(--border-acc);
  background: rgba(168,255,0,0.03);
}
.transform-tag {
  display: block;
  font-size: 9.5px; font-weight: 700;
  letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--fg-muted); margin-bottom: 10px;
}
.transform-tag-accent { color: var(--accent); }
.transform-card strong {
  display: block;
  font-size: 17px; font-weight: 700;
  color: var(--fg); margin-bottom: 8px;
}
.transform-card p { font-size: 13px; color: var(--fg-dim); line-height: 1.65; }
.transform-arrow {
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
}

/* ── OFFER ───────────────────────────────── */
.section-offer {
  padding-top: var(--section);
  padding-bottom: var(--section);
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  position: relative; overflow: hidden;
}
.offer-line-top {
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--accent-dim) 50%, transparent 100%);
  pointer-events: none;
}
.offer-layout {
  display: grid;
  grid-template-columns: 1fr 460px;
  gap: 72px;
  align-items: center;
}
.offer-headline .display-title { font-size: clamp(50px, 7vw, 92px); }
.offer-card {
  background: var(--bg-card);
  border: 1px solid var(--border-acc);
  border-radius: var(--radius);
  padding: 38px 36px;
}
.offer-price-block {
  text-align: center;
  padding-bottom: 28px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
}
.price-eyebrow {
  display: block;
  font-size: 9.5px; font-weight: 700;
  letter-spacing: 0.35em; text-transform: uppercase;
  color: var(--fg-dim); margin-bottom: 10px;
}
.price-was {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-dim);
  text-decoration: line-through;
  text-decoration-color: rgba(255,255,255,0.22);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.price-row {
  display: flex; align-items: flex-start;
  justify-content: center; gap: 3px;
  margin-bottom: 6px;
}
.price-curr {
  font-size: 18px; font-weight: 700;
  color: var(--fg-dim); margin-top: 12px;
}
.price-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(80px, 12vw, 100px);
  line-height: 1; color: var(--fg);
  letter-spacing: 0.02em;
}
.price-cents {
  font-size: 18px; font-weight: 700;
  color: var(--fg-dim); margin-top: 12px;
}
.price-note { font-size: 11px; color: var(--fg-muted); letter-spacing: 0.05em; }
.offer-benefits {
  display: flex; flex-direction: column;
  gap: 12px; margin-bottom: 28px;
}
.offer-benefits li {
  display: flex; align-items: flex-start;
  gap: 10px; font-size: 14px; color: var(--fg); line-height: 1.45;
}
.check {
  width: 16px; height: 16px;
  flex-shrink: 0; color: var(--accent); margin-top: 1px;
}
.offer-trust-row {
  display: flex; justify-content: center;
  gap: 18px; flex-wrap: wrap;
  margin-top: 14px;
  font-size: 11.5px; color: var(--fg-muted);
}
.offer-trust-row span {
  display: flex; align-items: center; gap: 5px;
}
.offer-trust-row svg { color: var(--accent); flex-shrink: 0; }

/* ── FAQ ─────────────────────────────────── */
.faq-list {
  margin-top: 44px;
  max-width: 740px;
}
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question {
  width: 100%;
  text-align: left;
  display: flex; align-items: center;
  justify-content: space-between; gap: 16px;
  padding: 20px 0;
  font-size: 15px; font-weight: 600;
  color: var(--fg); cursor: pointer;
  transition: color var(--t);
}
.faq-question:hover { color: var(--accent); }
.faq-icon {
  font-size: 22px; font-weight: 300;
  color: var(--fg-muted); line-height: 1;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease), color var(--t);
}
.faq-item.is-open .faq-icon {
  transform: rotate(45deg);
  color: var(--accent);
}
.faq-answer {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.38s var(--ease), padding-bottom 0.3s ease;
}
.faq-answer:not([hidden]) {
  max-height: 320px;
  padding-bottom: 20px;
  display: block;
}
.faq-answer[hidden] { display: none; }
.faq-answer.animating { display: block; }
.faq-answer p {
  font-size: 14px; color: var(--fg-dim);
  line-height: 1.72;
  border-left: 2px solid var(--border-acc);
  padding-left: 16px;
}

/* ── FOOTER ──────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 44px 0 28px;
  background: var(--bg-alt);
}
.footer-layout {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}
.footer-brand { max-width: 380px; }
.footer-logo {
  display: inline-flex; align-items: center;
  gap: 10px; margin-bottom: 14px;
}
.footer-tagline { font-size: 13px; color: var(--fg-muted); line-height: 1.65; }
.footer-links {
  display: flex; gap: 22px; align-items: center; flex-wrap: wrap;
}
.footer-links a {
  font-size: 11px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--fg-muted); transition: color var(--t);
}
.footer-links a:hover { color: var(--fg); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 22px;
  font-size: 12px; color: var(--fg-muted);
}

/* ── STICKY CTA (mobile) ─────────────────── */
.sticky-cta {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 89;
  padding: 10px 16px;
  background: rgba(8,8,8,0.96);
  border-top: 1px solid var(--border);
  transform: translateY(100%);
  transition: transform 0.32s var(--ease);
}
.sticky-cta.visible { transform: translateY(0); }
.btn-sticky { width: 100%; padding: 15px; font-size: 13px; }

/* ── REVEAL ANIMATION ────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ═══════════════════════════
   RESPONSIVE
═══════════════════════════ */
@media (max-width: 1040px) {
  .concept-grid { grid-template-columns: repeat(2, 1fr); }
  .offer-layout { grid-template-columns: 1fr; max-width: 520px; }
  .method-layout { grid-template-columns: 1fr; gap: 40px; }
  .sfx-player { max-width: 100%; }
}

@media (max-width: 768px) {
  :root { --px: 20px; --section: 64px; }

  .header-nav, .btn-header { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { display: flex; }

  /* Hero mobile — imagem no topo, fade para preto, texto abaixo */
  .hero {
    display: flex;
    flex-direction: column;
    min-height: 100svh;
    background: var(--bg);
  }
  /* Área da imagem: altura fixa que mostra criatura + título da arte */
  .hero-visual {
    position: relative;
    flex-shrink: 0;
    height: 88vw;
    overflow: hidden;
  }
  /* Fade suave para preto na base da imagem (como pedido) */
  .hero-visual::after {
    background: linear-gradient(
      to bottom,
      transparent 0%,
      rgba(0,0,0,0.75) 70%,
      #080808 100%
    );
  }
  .hero-visual::before { display: none; }
  .product-art {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 38%;
  }
  /* Overlay: sai do absoluto no mobile — torna fluxo normal */
  .hero-over {
    position: static;
    display: flex;
    flex-direction: column;
    padding: 0;
    pointer-events: auto;
  }
  /* Eyebrow flutua sobre o topo da imagem via absolute em .hero */
  .hero-top {
    position: absolute;
    top: 80px;
    left: 20px;
    right: 20px;
    z-index: 5;
    pointer-events: auto;
  }
  /* Texto em fluxo normal, abaixo da imagem */
  .hero-bottom {
    padding: 28px 20px 48px;
    max-width: 100%;
    pointer-events: auto;
  }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { width: 100%; text-align: center; }

  .concept-grid { grid-template-columns: 1fr; }
  .pain-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .audience-layout { grid-template-columns: 1fr; gap: 32px; }
  .sfx-controls { flex-wrap: wrap; gap: 12px; }
  .sfx-seek-wrap { order: 3; flex: 0 0 100%; }
  .sfx-time { order: 4; }

  .transform-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .transform-arrow {
    justify-content: center;
    transform: rotate(90deg);
  }

  .offer-layout { grid-template-columns: 1fr; gap: 40px; }
  .offer-card { padding: 26px 22px; }

  .sticky-cta { display: block; }

  .footer-layout { flex-direction: column; gap: 20px; }
}

@media (max-width: 520px) {
  .pain-grid { grid-template-columns: 1fr; }
  .offer-trust-row { flex-direction: column; align-items: center; gap: 8px; }
  .hero-trust { gap: 14px; flex-wrap: wrap; }
  .section-cta-wrap { justify-content: center; }
  .sfx-controls { padding: 12px 14px; }
}

/* ── Reduced motion ──────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .scroll-cue { animation: none; }
}