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

:root {
  --bg: #070707;
  --card: #111111;
  --card-soft: #171717;
  --gold: #f7c948;
  --gold-dark: #b7791f;
  --gold-soft: #fff4c2;
  --green: #22c55e;
  --text: #ffffff;
  --muted: #b8b8b8;
  --border: rgba(247, 201, 72, 0.22);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(247, 201, 72, 0.2), transparent 35%),
    radial-gradient(circle at bottom right, rgba(34, 197, 94, 0.12), transparent 34%),
    var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}

img,
video {
  max-width: 100%;
  height: auto;
}

button,
a {
  font: inherit;
}

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding-left: env(safe-area-inset-left, 0);
  padding-right: env(safe-area-inset-right, 0);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--gold), #f97316);
  color: #171717;
  font-size: 0.9rem;
  box-shadow: 0 10px 30px rgba(247, 201, 72, 0.25);
}

.topbar-pill,
.eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px;
  color: var(--gold-soft);
  background: rgba(247, 201, 72, 0.09);
  font-size: 0.82rem;
  font-weight: 700;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 34px;
  align-items: center;
  padding: 50px 0 34px;
}

.hero-copy h1 {
  margin: 20px 0 18px;
  max-width: 760px;
  font-size: clamp(2.3rem, 6vw, 5rem);
  line-height: 0.95;
  letter-spacing: -0.065em;
}

.hero-copy h1 span {
  color: var(--gold);
  text-shadow: 0 0 34px rgba(247, 201, 72, 0.26);
}

.hero-copy > p {
  max-width: 650px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.18rem);
}

.hero-copy strong {
  color: var(--text);
}

.notice-card {
  max-width: 620px;
  margin: 24px 0 28px;
  padding: 18px 20px;
  border: 1px solid rgba(247, 201, 72, 0.34);
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(247, 201, 72, 0.14), rgba(247, 201, 72, 0.04));
}

.notice-card strong {
  display: block;
  color: var(--gold);
  font-size: 1.02rem;
}

.notice-card p {
  margin: 4px 0 0;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold), #f97316);
  color: #171717;
  box-shadow: 0 18px 38px rgba(247, 201, 72, 0.24);
}

.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.08);
}

.btn-large {
  min-height: 58px;
  padding-inline: 28px;
}

.claim-card {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 34px;
  background:
    linear-gradient(160deg, rgba(247, 201, 72, 0.18), rgba(255, 255, 255, 0.04)),
    var(--card);
  box-shadow: var(--shadow);
}

.claim-card::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto auto;
  width: 240px;
  height: 240px;
  border-radius: 999px;
  background: rgba(247, 201, 72, 0.2);
  filter: blur(20px);
}

.claim-card-header {
  position: relative;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 26px;
}

.claim-card-header span {
  color: var(--muted);
  font-weight: 700;
}

.claim-card-header strong {
  font-size: clamp(3.5rem, 10vw, 5.6rem);
  line-height: 0.82;
  color: var(--gold);
  letter-spacing: -0.08em;
}

.coupon-box {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border: 1px dashed rgba(247, 201, 72, 0.55);
  border-radius: 20px;
  background: rgba(0, 0, 0, 0.28);
}

.coupon-box span {
  padding-left: 8px;
  color: var(--gold-soft);
  font-size: clamp(1.4rem, 5vw, 2rem);
  font-weight: 900;
  letter-spacing: 0.12em;
}

.coupon-box button {
  min-height: 44px;
  padding: 0 18px;
  border: 0;
  border-radius: 14px;
  background: var(--gold);
  color: #171717;
  font-weight: 900;
  cursor: pointer;
}

.coupon-note,
.slot-text {
  color: var(--muted);
  font-size: 0.92rem;
}

.slot-meter {
  overflow: hidden;
  height: 10px;
  margin-top: 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
}

.slot-meter-bar {
  width: 72%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--green), var(--gold));
}

.steps-section,
.faq-section {
  padding: 60px 0 20px;
}

.section-heading {
  max-width: 660px;
  margin-bottom: 24px;
}

.section-heading span,
.eyebrow.dark {
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.section-heading h2,
.claim-panel h2 {
  margin: 8px 0 0;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.04;
  letter-spacing: -0.05em;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.step-card {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.045);
}

.step-number {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  margin-bottom: 16px;
  border-radius: 14px;
  background: var(--gold);
  color: #171717;
  font-weight: 900;
}

.step-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.step-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.claim-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  margin: 64px 0 20px;
  padding: 30px;
  border: 1px solid rgba(247, 201, 72, 0.28);
  border-radius: 30px;
  background: linear-gradient(135deg, rgba(247, 201, 72, 0.16), rgba(34, 197, 94, 0.08));
}

.claim-panel p {
  max-width: 680px;
  margin: 12px 0 0;
  color: var(--muted);
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 860px;
}

.faq-list details {
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 20px;
  background: var(--card-soft);
}

.faq-list summary {
  padding: 18px 20px;
  font-weight: 800;
  cursor: pointer;
}

.faq-list p {
  margin: 0;
  padding: 0 20px 18px;
  color: var(--muted);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: max(22px, env(safe-area-inset-bottom, 22px));
  z-index: 10;
  transform: translate(-50%, 120px);
  width: min(calc(100% - 32px), 420px);
  padding: 12px 18px;
  border: 1px solid rgba(247, 201, 72, 0.34);
  border-radius: 999px;
  background: #111;
  color: var(--gold-soft);
  box-shadow: var(--shadow);
  opacity: 0;
  transition: transform 0.25s ease, opacity 0.25s ease;
  text-align: center;
  font-size: 0.9rem;
}

.toast.show {
  transform: translate(-50%, 0);
  opacity: 1;
}

@media (max-width: 1024px) {
  .hero {
    gap: 28px;
    padding: 40px 0 28px;
  }

  .steps-section,
  .faq-section {
    padding: 48px 0 16px;
  }
}

@media (max-width: 900px) {
  .hero,
  .claim-panel {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 32px;
  }

  .claim-card {
    max-width: 520px;
    margin: 0 auto;
    width: 100%;
  }

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .claim-panel {
    margin-top: 48px;
  }

  .claim-panel .btn {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .hero-copy h1 {
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .hero-copy > p {
    font-size: 0.98rem;
  }

  .notice-card {
    margin: 20px 0 24px;
    padding: 16px;
  }

  .claim-card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .claim-card-header strong {
    font-size: clamp(3rem, 14vw, 4.5rem);
  }

  .coupon-box {
    grid-template-columns: 1fr;
    gap: 12px;
    text-align: center;
  }

  .coupon-box span {
    padding: 0;
    letter-spacing: 0.08em;
  }

  .coupon-box button {
    width: 100%;
  }

  .section-heading h2,
  .claim-panel h2 {
    font-size: clamp(1.6rem, 6vw, 2.2rem);
  }

  .step-card {
    padding: 18px;
  }

  .faq-list summary {
    padding: 16px 18px;
    font-size: 0.95rem;
  }

  .faq-list p {
    padding: 0 18px 16px;
    font-size: 0.9rem;
  }
}

@media (max-width: 560px) {
  .page-shell {
    width: min(100% - 22px, 1120px);
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
    padding: 16px 0;
  }

  .topbar-pill {
    font-size: 0.78rem;
  }

  .hero {
    padding-top: 20px;
    padding-bottom: 24px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .steps-grid {
    grid-template-columns: 1fr;
  }

  .claim-card,
  .claim-panel {
    border-radius: 24px;
    padding: 20px 18px;
  }

  .claim-panel {
    margin: 40px 0 16px;
  }

  .btn-large {
    min-height: 54px;
    font-size: 0.95rem;
  }
}

@media (max-width: 380px) {
  .brand-mark {
    width: 38px;
    height: 38px;
    font-size: 0.82rem;
  }

  .brand {
    font-size: 0.95rem;
  }
}