/* === Reset & Base === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Brand Foundation v3 — Gold palette */
  --color-bg: #111111;
  --color-surface: #1a1a1a;
  --color-accent: #C5A55A;
  --color-accent-bright: #D4B86A;
  --color-accent-dim: #B8965A;
  --color-accent-glow: rgba(197, 165, 90, 0.15);
  --color-text: #FAF6EE;
  --color-text-muted: #a89f8f;
  --color-border: rgba(197, 165, 90, 0.12);
  --font-display: 'Instrument Serif', Georgia, 'Times New Roman', serif;
  --font-body: 'General Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

/* === Hero Section === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: stretch;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      rgba(17, 17, 17, 0.82) 0%,
      rgba(17, 17, 17, 0.75) 30%,
      rgba(17, 17, 17, 0.85) 60%,
      rgba(17, 17, 17, 0.97) 100%
    );
}

.hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  flex-direction: column;
}

/* === Nav === */
nav {
  padding: 2rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  color: var(--color-text);
}

.logo span {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.01em;
}

/* === Hero Text === */
.hero-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6rem 0 4rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  background: rgba(197, 165, 90, 0.1);
  border: 1px solid rgba(197, 165, 90, 0.25);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  width: fit-content;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}

.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin-bottom: 1.25rem;
  color: var(--color-text);
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.5);
}

.subtitle {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: rgba(250, 246, 238, 0.7);
  max-width: 520px;
  margin-bottom: 2.5rem;
}

/* === Notify Form === */
.input-group {
  display: flex;
  gap: 0.5rem;
  max-width: 440px;
}

.input-group input {
  flex: 1;
  padding: 0.875rem 1rem;
  background: rgba(17, 17, 17, 0.75);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(197, 165, 90, 0.2);
  border-radius: 8px;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.input-group input::placeholder {
  color: rgba(250, 246, 238, 0.35);
}

.input-group input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.input-group button {
  padding: 0.875rem 1.5rem;
  background: var(--color-accent);
  color: #111111;
  border: none;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s, transform 0.1s;
}

.input-group button:hover {
  background: var(--color-accent-bright);
}

.input-group button:active {
  transform: scale(0.98);
}

.form-note {
  margin-top: 0.75rem;
  font-size: 0.8125rem;
  color: rgba(250, 246, 238, 0.4);
}

/* === Success Message === */
.success-message {
  display: none;
  align-items: center;
  gap: 0.625rem;
  padding: 1rem 1.25rem;
  background: rgba(197, 165, 90, 0.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(197, 165, 90, 0.25);
  border-radius: 8px;
  color: var(--color-accent);
  font-size: 0.9375rem;
  font-weight: 500;
  max-width: 440px;
}

/* === Teaser Section === */
.teaser {
  padding: 6rem 2rem;
  background: var(--color-bg);
}

.teaser-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.teaser-image {
  border-radius: 12px;
  overflow: hidden;
  box-shadow:
    0 4px 24px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(197, 165, 90, 0.08);
}

.teaser-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 4 / 3;
}

.teaser-text h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.teaser-text p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.teaser-hints {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.hint {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.9375rem;
  color: var(--color-text);
}

.hint-icon {
  color: var(--color-accent);
  font-size: 0.75rem;
}

/* === Bottom CTA === */
.bottom-cta {
  padding: 4rem 2rem;
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.cta-label {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.cta-sub {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* === Footer === */
footer {
  padding: 2rem;
  text-align: center;
  border-top: 1px solid var(--color-border);
}

footer p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* === Responsive === */
@media (max-width: 768px) {
  .teaser-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-text {
    padding: 3rem 0 3rem;
  }
}

@media (max-width: 480px) {
  .input-group {
    flex-direction: column;
  }

  .input-group button {
    width: 100%;
  }

  .hero-content {
    padding: 0 1.25rem;
  }

  .teaser {
    padding: 3rem 1.25rem;
  }
}