/* ==========================================================================
   DANA FIORE — SINGLE PAGE LUXURY "COMING SOON" STYLESHEET
   ========================================================================== */

:root {
  /* Dark Theme (Default) */
  --bg-obsidian: #08090b;
  --gold-primary: #D4AF37;
  --gold-light: #F7E7CE;
  --gold-gradient: linear-gradient(135deg, #FFF0D0 0%, #E6CA65 35%, #D4AF37 70%, #997015 100%);
  --silver-gradient: linear-gradient(135deg, #FFFFFF 0%, #E8EFF5 40%, #BCC8D4 70%, #7A8996 100%);
  --text-main: #F4F6F8;
  --text-muted: #A3B1BD;
  --text-dim: #647380;
  --font-cinzel: 'Cinzel', serif;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Montserrat', -apple-system, sans-serif;

  /* Card & UI */
  --card-bg: rgba(14, 18, 16, 0.72);
  --card-border: rgba(212, 175, 55, 0.3);
  --card-shadow: 0 30px 80px rgba(0, 0, 0, 0.7), inset 0 1px 1px rgba(255, 255, 255, 0.15);
  --input-bg: rgba(255, 255, 255, 0.04);
  --input-border: rgba(212, 175, 55, 0.25);
  --glow-bg: radial-gradient(circle, rgba(212, 175, 55, 0.15) 0%, rgba(11, 17, 14, 0.3) 40%, transparent 70%);
  --badge-bg: rgba(212, 175, 55, 0.1);
  --badge-border: rgba(212, 175, 55, 0.2);
  --toast-bg: rgba(14, 20, 17, 0.95);
  --btn-text: #08090b;
  --particle-gold: 212, 175, 55;
  --particle-silver: 240, 245, 250;
}

/* Light Theme */
[data-theme="light"] {
  --bg-obsidian: #F5F0E8;
  --gold-primary: #B8942D;
  --gold-light: #7C6518;
  --gold-gradient: linear-gradient(135deg, #D4AF37 0%, #B8942D 35%, #997015 70%, #7C550B 100%);
  --silver-gradient: linear-gradient(135deg, #3A3226 0%, #5C4E3C 40%, #7C6B55 70%, #3A3226 100%);
  --text-main: #2C2416;
  --text-muted: #6B5D4E;
  --text-dim: #9C8E7E;

  --card-bg: rgba(255, 255, 255, 0.78);
  --card-border: rgba(184, 148, 45, 0.3);
  --card-shadow: 0 30px 80px rgba(0, 0, 0, 0.1), inset 0 1px 1px rgba(255, 255, 255, 0.8);
  --input-bg: rgba(0, 0, 0, 0.04);
  --input-border: rgba(184, 148, 45, 0.3);
  --glow-bg: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, rgba(245, 240, 232, 0.3) 40%, transparent 70%);
  --badge-bg: rgba(184, 148, 45, 0.1);
  --badge-border: rgba(184, 148, 45, 0.25);
  --toast-bg: rgba(255, 255, 255, 0.95);
  --btn-text: #FFFFFF;
  --particle-gold: 184, 148, 45;
  --particle-silver: 60, 50, 35;
}

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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

body.coming-soon-body {
  background-color: var(--bg-obsidian);
  color: var(--text-main);
  font-family: var(--font-sans);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.5s ease, color 0.5s ease;
}

/* ========== THEME TOGGLE BUTTON ========== */
.theme-toggle {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.theme-toggle:hover {
  transform: scale(1.1) rotate(15deg);
  border-color: var(--gold-primary);
  box-shadow: 0 6px 28px rgba(212, 175, 55, 0.3);
}

.theme-toggle:active {
  transform: scale(0.95);
}

.theme-icon {
  font-size: 1.25rem;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  display: block;
}

.theme-toggle.rotating .theme-icon {
  transform: rotate(360deg);
}

/* Background Particle Canvas */
#particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

/* Ambient Glow */
.ambient-glow.glow-center {
  position: fixed;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: var(--glow-bg);
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
}

/* Central Wrapper */
.cs-wrapper {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 680px;
  padding: 1.5rem;
  display: flex;
  justify-content: center;
}

/* Luxury Glass Card */
.cs-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 3.5rem 3rem;
  text-align: center;
  backdrop-filter: blur(24px);
  box-shadow: var(--card-shadow);
  position: relative;
  overflow: hidden;
  width: 100%;
}

.cs-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 200%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
  animation: shineTop 5s infinite;
}

@keyframes shineTop {
  0% { transform: translateX(0); }
  100% { transform: translateX(100%); }
}

/* Brand Header & Typography Logo */
.brand-header {
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.brand-header-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.brand-title-text {
  font-family: var(--font-cinzel);
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  line-height: 1.1;
  text-indent: 0.28em; /* Centers letter-spaced text precisely */
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 20px rgba(212, 175, 55, 0.35));
  margin: 0;
  transition: transform 0.4s ease, filter 0.4s ease;
}

.brand-title-text:hover {
  transform: scale(1.02);
  filter: drop-shadow(0 6px 28px rgba(212, 175, 55, 0.6));
}

.brand-tagline-text {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.35em;
  text-indent: 0.35em;
  color: var(--gold-light);
  opacity: 0.9;
  margin-top: -0.2rem;
}

.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;
}

@keyframes floatEmblem {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.divider-gold {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
  margin: 0 auto 1.8rem auto;
}

.coming-soon-badge {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--gold-primary);
  background: var(--badge-bg);
  padding: 0.3rem 0.9rem;
  border-radius: 99px;
  display: inline-block;
  margin-bottom: 0.6rem;
  border: 1px solid var(--badge-border);
}

.coming-soon-title {
  font-family: var(--font-serif);
  font-size: 3.6rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  line-height: 1;
  background: var(--silver-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1.2rem;
}

.cs-subtitle {
  font-size: 0.88rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  font-weight: 300;
  margin-bottom: 2.2rem;
  line-height: 1.6;
}

/* Notification Form */
.cs-notify-form {
  max-width: 480px;
  margin: 0 auto 2rem auto;
}

.form-input-group {
  display: flex;
  gap: 0.6rem;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 99px;
  padding: 0.4rem;
  transition: 0.3s ease;
}

.form-input-group:focus-within {
  border-color: var(--gold-primary);
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.25);
}

.form-input-group input {
  flex-grow: 1;
  background: transparent;
  border: none;
  outline: none;
  padding: 0.75rem 1.2rem;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.88rem;
}

.form-input-group input::placeholder {
  color: var(--text-dim);
}

.btn-notify {
  background: var(--gold-gradient);
  color: var(--btn-text);
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 99px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  cursor: pointer;
  white-space: nowrap;
  transition: 0.3s ease;
}

.btn-notify:hover {
  transform: translateY(-1px);
  box-shadow: 0 5px 20px rgba(212, 175, 55, 0.4);
}

.form-note {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.6rem;
}

.cs-footer-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  color: var(--gold-light);
  opacity: 0.85;
}

.cs-footer-meta .dot {
  color: var(--gold-primary);
}

/* Toast */
#toast-container {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2000;
}

.toast {
  background: var(--toast-bg);
  border: 1px solid var(--gold-primary);
  color: var(--text-main);
  padding: 0.9rem 1.8rem;
  border-radius: 99px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  font-size: 0.85rem;
  backdrop-filter: blur(12px);
  animation: toastIn 0.3s ease forwards;
}

@keyframes toastIn {
  from { opacity: 0; transform: translate(-50%, 20px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

@media (max-width: 600px) {
  .cs-card { padding: 2.2rem 1.25rem; }
  .df-emblem-svg { width: 100px; }
  .brand-title-text { font-size: 1.9rem; letter-spacing: 0.18em; text-indent: 0.18em; }
  .brand-tagline-text { font-size: 0.8rem; letter-spacing: 0.22em; text-indent: 0.22em; }
  .coming-soon-title { font-size: 2.4rem; }
  .form-input-group { flex-direction: column; border-radius: 16px; }
  .btn-notify { width: 100%; border-radius: 12px; }
}