/* ==========================================================================
   Chamber of Wisdom — Coming Soon
   Quiet luxury. Dark study. Soft gold.
   ========================================================================== */

:root {
  --bg-deep: #0c0b0a;
  --bg-charcoal: #121110;
  --bg-elevated: #1a1816;
  --ink: #e8e4dc;
  --ink-muted: #9a9488;
  --ink-soft: #6b655c;
  --gold: #c4a35a;
  --gold-bright: #dcc98a;
  --gold-dim: #8a7340;
  --gold-line: rgba(196, 163, 90, 0.35);
  --border-subtle: rgba(232, 228, 220, 0.08);
  --input-bg: rgba(18, 17, 16, 0.72);
  --serif: "Cormorant Garamond", "Times New Roman", Times, serif;
  --sans: "Outfit", system-ui, -apple-system, sans-serif;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --max-width: 40rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  min-height: 100dvh;
  font-family: var(--sans);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg-deep);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --------------------------------------------------------------------------
   Atmosphere
   -------------------------------------------------------------------------- */

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background:
    radial-gradient(ellipse 120% 80% at 50% 0%, #1a1612 0%, transparent 55%),
    radial-gradient(ellipse 90% 60% at 50% 100%, #100e0c 0%, transparent 50%),
    var(--bg-deep);
}

.vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 70% 65% at 50% 45%,
    transparent 0%,
    transparent 40%,
    rgba(8, 7, 6, 0.55) 75%,
    rgba(5, 4, 3, 0.88) 100%
  );
}

.light-rays {
  position: absolute;
  inset: -20% -10% 20%;
  background:
    conic-gradient(
      from 200deg at 50% -10%,
      transparent 0deg,
      transparent 155deg,
      rgba(212, 188, 120, 0.03) 168deg,
      rgba(232, 213, 163, 0.07) 176deg,
      rgba(212, 188, 120, 0.045) 182deg,
      transparent 192deg,
      transparent 360deg
    ),
    conic-gradient(
      from 195deg at 48% -5%,
      transparent 0deg,
      transparent 162deg,
      rgba(196, 163, 90, 0.025) 172deg,
      rgba(220, 201, 138, 0.055) 178deg,
      transparent 188deg,
      transparent 360deg
    );
  animation: rays-drift 18s ease-in-out infinite alternate;
  opacity: 0.9;
  mix-blend-mode: screen;
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}

.glow--primary {
  width: min(70vw, 520px);
  height: min(50vw, 380px);
  top: -8%;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(
    ellipse,
    rgba(196, 163, 90, 0.22) 0%,
    rgba(140, 110, 50, 0.08) 45%,
    transparent 70%
  );
  animation: glow-breathe 12s ease-in-out infinite alternate;
}

.glow--secondary {
  width: min(50vw, 360px);
  height: min(40vw, 280px);
  bottom: 5%;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(
    ellipse,
    rgba(90, 70, 40, 0.12) 0%,
    transparent 70%
  );
  opacity: 0.5;
  animation: glow-breathe 14s ease-in-out infinite alternate-reverse;
}

.particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.55;
}

@keyframes rays-drift {
  0% {
    transform: translateY(0) rotate(0deg) scale(1);
    opacity: 0.75;
  }
  100% {
    transform: translateY(2%) rotate(1.2deg) scale(1.03);
    opacity: 1;
  }
}

@keyframes glow-breathe {
  0% {
    opacity: 0.32;
    transform: translateX(-50%) scale(1);
  }
  100% {
    opacity: 0.55;
    transform: translateX(-50%) scale(1.08);
  }
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */

.page {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: clamp(2rem, 5vw, 3.5rem) clamp(1.25rem, 4vw, 2rem) clamp(1.5rem, 3vw, 2.25rem);
  gap: 2.5rem;
}

.hero {
  width: 100%;
  max-width: var(--max-width);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  justify-content: center;
  padding-block: 1rem;
}

/* --------------------------------------------------------------------------
   Book mark
   -------------------------------------------------------------------------- */

.book-mark {
  position: relative;
  margin-bottom: clamp(1.75rem, 4vw, 2.5rem);
  filter: drop-shadow(0 12px 28px rgba(0, 0, 0, 0.45))
    drop-shadow(0 0 24px rgba(196, 163, 90, 0.08));
}

.book-mark::after {
  content: "";
  display: block;
  width: 2.5rem;
  height: 1px;
  margin: 1.35rem auto 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(196, 163, 90, 0.45),
    transparent
  );
}

.book {
  width: clamp(64px, 12vw, 88px);
  height: auto;
  display: block;
  animation: book-settle 1.4s var(--ease-out) both;
}

@keyframes book-settle {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */

.eyebrow {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 0.6875rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: clamp(1.25rem, 3vw, 1.75rem);
  opacity: 0.9;
}

.title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2.75rem, 9vw, 4.25rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  color: var(--ink);
  margin-bottom: clamp(1rem, 2.5vw, 1.35rem);
}

.title-line {
  display: block;
}

.title-line--accent {
  font-style: italic;
  font-weight: 400;
  color: var(--gold-bright);
  background: linear-gradient(
    105deg,
    var(--gold-dim) 0%,
    var(--gold-bright) 40%,
    var(--gold) 70%,
    #b8954e 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tagline {
  font-family: var(--serif);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(1.15rem, 3.2vw, 1.4rem);
  letter-spacing: 0.03em;
  color: var(--ink-muted);
  margin-bottom: clamp(1.1rem, 2.5vw, 1.4rem);
}

.support {
  font-family: var(--sans);
  font-weight: 300;
  font-size: clamp(0.9rem, 2.2vw, 1rem);
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 28rem;
  margin-bottom: clamp(2rem, 5vw, 2.75rem);
}

/* --------------------------------------------------------------------------
   Signup form
   -------------------------------------------------------------------------- */

.signup {
  width: 100%;
  max-width: 26rem;
  margin-bottom: clamp(1.5rem, 3.5vw, 2rem);
}

.signup-row {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  width: 100%;
}

.signup-input {
  width: 100%;
  appearance: none;
  border: 1px solid var(--border-subtle);
  border-radius: 2px;
  background: var(--input-bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 0.9375rem;
  letter-spacing: 0.01em;
  padding: 0.95rem 1.15rem;
  outline: none;
  transition:
    border-color 0.35s var(--ease-out),
    box-shadow 0.35s var(--ease-out),
    background 0.35s var(--ease-out);
  backdrop-filter: blur(8px);
}

.signup-input::placeholder {
  color: var(--ink-soft);
  opacity: 0.85;
}

.signup-input:hover {
  border-color: rgba(196, 163, 90, 0.22);
}

.signup-input:focus {
  border-color: var(--gold-line);
  box-shadow: 0 0 0 3px rgba(196, 163, 90, 0.08);
  background: rgba(22, 20, 18, 0.88);
}

.signup-btn {
  appearance: none;
  border: 1px solid rgba(196, 163, 90, 0.45);
  border-radius: 2px;
  background: linear-gradient(
    180deg,
    rgba(196, 163, 90, 0.16) 0%,
    rgba(138, 115, 64, 0.12) 100%
  );
  color: var(--gold-bright);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 0.8125rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.95rem 1.5rem;
  cursor: pointer;
  transition:
    background 0.35s var(--ease-out),
    border-color 0.35s var(--ease-out),
    color 0.35s var(--ease-out),
    box-shadow 0.35s var(--ease-out),
    transform 0.25s var(--ease-out);
}

.signup-btn:hover {
  background: linear-gradient(
    180deg,
    rgba(196, 163, 90, 0.28) 0%,
    rgba(138, 115, 64, 0.2) 100%
  );
  border-color: rgba(196, 163, 90, 0.65);
  box-shadow: 0 4px 24px rgba(196, 163, 90, 0.1);
  color: #f0e6c8;
}

.signup-btn:active {
  transform: scale(0.985);
}

.signup-btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.signup-btn:disabled {
  opacity: 0.55;
  cursor: default;
  transform: none;
}

.form-message {
  min-height: 1.35rem;
  margin-top: 0.85rem;
  font-size: 0.8125rem;
  font-weight: 300;
  letter-spacing: 0.02em;
  color: var(--ink-muted);
  transition: opacity 0.4s ease;
}

.form-message.is-success {
  color: var(--gold);
}

.form-message.is-error {
  color: #c4a090;
}

/* --------------------------------------------------------------------------
   Links & footer
   -------------------------------------------------------------------------- */

.youtube-link {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 0.15rem;
  transition:
    color 0.35s var(--ease-out),
    border-color 0.35s var(--ease-out);
}

.youtube-link:hover {
  color: var(--gold);
  border-bottom-color: rgba(196, 163, 90, 0.35);
}

.youtube-link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
  border-radius: 2px;
}

.footer {
  flex-shrink: 0;
  text-align: center;
  width: 100%;
  padding-top: 0.5rem;
}

.footer-domain {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  text-transform: lowercase;
  color: var(--ink-soft);
  opacity: 0.55;
}

/* --------------------------------------------------------------------------
   Entrance animations
   -------------------------------------------------------------------------- */

.animate {
  opacity: 0;
  transform: translateY(14px);
  animation: fade-up 0.9s var(--ease-out) forwards;
}

.animate[data-delay="0"] { animation-delay: 0.15s; }
.animate[data-delay="1"] { animation-delay: 0.3s; }
.animate[data-delay="2"] { animation-delay: 0.48s; }
.animate[data-delay="3"] { animation-delay: 0.62s; }
.animate[data-delay="4"] { animation-delay: 0.78s; }
.animate[data-delay="5"] { animation-delay: 0.95s; }
.animate[data-delay="6"] { animation-delay: 1.1s; }

@keyframes fade-up {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (min-width: 540px) {
  .signup-row {
    flex-direction: row;
    gap: 0.55rem;
    align-items: stretch;
  }

  .signup-input {
    flex: 1;
    min-width: 0;
  }

  .signup-btn {
    flex-shrink: 0;
    padding-inline: 1.35rem;
  }
}

@media (max-width: 380px) {
  .title {
    font-size: 2.35rem;
  }

  .youtube-link {
    font-size: 0.75rem;
    letter-spacing: 0.02em;
  }
}

@media (min-height: 800px) {
  .page {
    padding-top: 4rem;
    padding-bottom: 2.5rem;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .light-rays,
  .glow--primary,
  .glow--secondary,
  .book,
  .animate {
    animation: none !important;
  }

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

  .light-rays {
    opacity: 0.85;
  }
}