/* ============================================================
   Tribe Quantum 2026 — CSS Framework
   Dark / Steampunk-Prophetic Aesthetic
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Orbitron:wght@400;500;600;700;800;900&display=swap');

/* ============================================================
   1. Custom Properties
   ============================================================ */
:root {
  /* Backgrounds */
  --bg-black:        #000000;
  --bg-navy:         #0a1628;
  --bg-navy-light:   #0f1f38;
  --bg-card:         #0d1a2d;
  --bg-input:        #0b1422;

  /* Primary – copper / amber */
  --copper:          #c4662a;
  --copper-light:    #e07830;
  --copper-dark:     #9a4f1e;
  --copper-glow:     rgba(196, 102, 42, 0.45);

  /* Secondary – crimson */
  --crimson:         #cc2200;
  --crimson-light:   #e63300;
  --crimson-glow:    rgba(204, 34, 0, 0.35);

  /* Metallic */
  --steel:           #708090;
  --silver:          #a0a0b0;
  --silver-light:    #c0c0d0;

  /* Blue */
  --steel-blue:      #1a3a5c;
  --steel-blue-light:#254d78;

  /* Text */
  --text-primary:    #e8e8e8;
  --text-heading:    #ffffff;
  --text-muted:      #8899aa;
  --text-dark:       #334455;

  /* Utility */
  --success:         #22bb66;
  --error:           #ee3344;
  --info:            #3399ee;
  --warning:         #eeb833;

  /* Spacing scale */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Typography */
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Orbitron', 'Inter', sans-serif;
  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-lg:   1.125rem;
  --fs-xl:   1.25rem;
  --fs-2xl:  1.5rem;
  --fs-3xl:  2rem;
  --fs-4xl:  2.5rem;
  --fs-5xl:  3.25rem;
  --fs-6xl:  4rem;

  /* Layout */
  --max-width:     1200px;
  --nav-height:    72px;
  --border-radius: 8px;
  --border-radius-lg: 16px;

  /* Transitions */
  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:   cubic-bezier(0.7, 0, 0.84, 0);
  --duration:  0.3s;
  --duration-slow: 0.6s;

  /* Shadows */
  --shadow-sm:  0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.5);
  --shadow-copper: 0 0 20px var(--copper-glow);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-black);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--copper-light);
  text-decoration: none;
  transition: color var(--duration) var(--ease-out);
}

a:hover {
  color: var(--copper);
}

ul, ol {
  list-style: none;
}

/* ============================================================
   3. Typography
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-heading);
  line-height: 1.2;
  letter-spacing: 0.02em;
  font-weight: 700;
}

h1 { font-size: var(--fs-5xl); margin-bottom: var(--space-lg); }
h2 { font-size: var(--fs-4xl); margin-bottom: var(--space-md); }
h3 { font-size: var(--fs-3xl); margin-bottom: var(--space-md); }
h4 { font-size: var(--fs-2xl); margin-bottom: var(--space-sm); }
h5 { font-size: var(--fs-xl);  margin-bottom: var(--space-sm); }
h6 { font-size: var(--fs-lg);  margin-bottom: var(--space-sm); }

p {
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.text-copper  { color: var(--copper-light); }
.text-crimson { color: var(--crimson-light); }
.text-muted   { color: var(--text-muted); }
.text-center  { text-align: center; }

.section-subtitle {
  font-family: var(--font-body);
  font-size: var(--fs-lg);
  color: var(--text-muted);
  font-weight: 400;
  max-width: 640px;
  margin: 0 auto var(--space-2xl);
  text-align: center;
}

/* ============================================================
   4. Layout Utilities
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-4xl) 0;
}

.section--navy {
  background: var(--bg-navy);
}

.section--dark {
  background: var(--bg-black);
}

.section--gradient {
  background: linear-gradient(180deg, var(--bg-black) 0%, var(--bg-navy) 100%);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header h2 {
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  margin: var(--space-md) auto 0;
  background: linear-gradient(90deg, var(--copper), var(--copper-light));
  border-radius: 2px;
}

/* ============================================================
   5. Navigation
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  background: var(--bg-navy);
  border-bottom: 1px solid rgba(196, 102, 42, 0.15);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.nav--scrolled {
  background: var(--bg-navy);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 800;
  color: var(--text-heading);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav__logo span {
  color: var(--copper-light);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__links a {
  color: var(--text-primary);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--duration) var(--ease-out);
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--copper-light);
  transition: width var(--duration) var(--ease-out);
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--copper-light);
}

.nav__links a:hover::after,
.nav__links a.active::after {
  width: 100%;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  gap: 6px;
  z-index: 1001;
}

.nav__hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--duration) var(--ease-out),
              opacity var(--duration) var(--ease-out);
}

.nav__hamburger.open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav__hamburger.open span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile nav */
@media (max-width: 768px) {
  .nav__hamburger {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: rgba(10, 22, 40, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-xl);
    transform: translateX(100%);
    transition: transform var(--duration-slow) var(--ease-out);
    box-shadow: -4px 0 30px rgba(0, 0, 0, 0.5);
  }

  .nav__links.open {
    transform: translateX(0);
  }

  .nav__links a {
    font-size: var(--fs-lg);
  }
}

/* ============================================================
   6. Hero Section
   ============================================================ */
.hero {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #000;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-image: url('/images/hero.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.55) 0%,
    rgba(10, 22, 40, 0.7) 50%,
    rgba(0, 0, 0, 0.9) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  max-width: 800px;
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-6xl);
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-heading);
  margin-bottom: var(--space-md);
  text-shadow: 0 0 40px var(--copper-glow), 0 2px 4px rgba(0,0,0,0.8);
}

.hero__subtitle {
  font-size: var(--fs-xl);
  color: var(--silver-light);
  margin-bottom: var(--space-lg);
  font-weight: 300;
  letter-spacing: 0.04em;
}

.hero__tagline {
  font-size: var(--fs-lg);
  color: var(--copper-light);
  font-weight: 500;
  margin-bottom: var(--space-2xl);
  letter-spacing: 0.02em;
}

/* ============================================================
   7. Countdown Timer
   ============================================================ */
.countdown {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin: var(--space-2xl) 0;
}

.countdown__block {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 80px;
}

.countdown__number {
  font-family: var(--font-display);
  font-size: var(--fs-4xl);
  font-weight: 800;
  color: var(--text-heading);
  line-height: 1;
  background: linear-gradient(180deg, var(--copper-light) 0%, var(--copper) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.countdown__label {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-top: var(--space-xs);
}

.countdown__separator {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  color: var(--steel);
  align-self: flex-start;
  padding-top: 4px;
  animation: pulse-separator 1s ease-in-out infinite;
}

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

@media (max-width: 480px) {
  .countdown { gap: var(--space-sm); }
  .countdown__number { font-size: var(--fs-2xl); }
  .countdown__block { min-width: 56px; }
}

/* ============================================================
   8. Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--duration) var(--ease-out);
  white-space: nowrap;
  text-decoration: none;
}

.btn--primary {
  background: linear-gradient(135deg, var(--copper) 0%, var(--copper-light) 100%);
  color: #fff;
  box-shadow: 0 4px 16px var(--copper-glow);
}

.btn--primary:hover {
  background: linear-gradient(135deg, var(--copper-light) 0%, var(--copper) 100%);
  box-shadow: 0 6px 28px var(--copper-glow), 0 0 40px var(--copper-glow);
  transform: translateY(-2px);
  color: #fff;
}

.btn--secondary {
  background: transparent;
  color: var(--copper-light);
  border: 1px solid var(--copper);
}

.btn--secondary:hover {
  background: rgba(196, 102, 42, 0.12);
  box-shadow: 0 0 20px var(--copper-glow);
  transform: translateY(-2px);
  color: var(--copper-light);
}

.btn--danger {
  background: linear-gradient(135deg, var(--crimson) 0%, var(--crimson-light) 100%);
  color: #fff;
}

.btn--danger:hover {
  box-shadow: 0 6px 28px var(--crimson-glow);
  transform: translateY(-2px);
  color: #fff;
}

.btn--ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--steel);
}

.btn--ghost:hover {
  border-color: var(--silver);
  color: var(--text-heading);
  transform: translateY(-2px);
}

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: var(--fs-xs);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: var(--fs-base);
}

.btn:disabled,
.btn--disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

/* ============================================================
   9. Cards
   ============================================================ */
.card {
  background: var(--bg-card);
  border: 1px solid rgba(112, 128, 144, 0.2);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  transition: all var(--duration) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--border-radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, transparent 0%, rgba(196,102,42,0) 40%, rgba(196,102,42,0.3) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--duration) var(--ease-out);
}

.card:hover {
  border-color: rgba(196, 102, 42, 0.35);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 24px var(--copper-glow);
  transform: translateY(-4px);
}

.card:hover::before {
  opacity: 1;
}

.card__image {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  border-radius: var(--border-radius);
  margin-bottom: var(--space-lg);
}

.card__tag {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--copper-light);
  background: rgba(196, 102, 42, 0.15);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  margin-bottom: var(--space-sm);
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  margin-bottom: var(--space-sm);
}

.card__text {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  line-height: 1.7;
}

.card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(112, 128, 144, 0.15);
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

/* Speaker card variant */
.speaker-card {
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
}

.speaker-card__avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--space-lg);
  border: 3px solid var(--steel);
  transition: border-color var(--duration) var(--ease-out);
}

.speaker-card:hover .speaker-card__avatar {
  border-color: var(--copper);
  box-shadow: 0 0 20px var(--copper-glow);
}

.speaker-card__name {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  margin-bottom: var(--space-xs);
}

.speaker-card__role {
  font-size: var(--fs-sm);
  color: var(--copper-light);
  margin-bottom: var(--space-sm);
}

.speaker-card__bio {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================================
   10. Grids
   ============================================================ */
.grid {
  display: grid;
  gap: var(--space-xl);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   11. Forms
   ============================================================ */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--silver);
  margin-bottom: var(--space-xs);
  letter-spacing: 0.02em;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1px solid rgba(112, 128, 144, 0.3);
  border-radius: var(--border-radius);
  transition: border-color var(--duration) var(--ease-out),
              box-shadow var(--duration) var(--ease-out);
  outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--copper);
  box-shadow: 0 0 0 3px rgba(196, 102, 42, 0.2);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.6;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23708090' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

/* Validation states */
.form-input--error,
.form-textarea--error,
.form-select--error {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(238, 51, 68, 0.15);
}

.form-input--success,
.form-textarea--success {
  border-color: var(--success);
  box-shadow: 0 0 0 3px rgba(34, 187, 102, 0.15);
}

.form-error {
  display: block;
  font-size: var(--fs-xs);
  color: var(--error);
  margin-top: var(--space-xs);
}

.form-hint {
  display: block;
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-top: var(--space-xs);
}

/* Checkbox / Radio */
.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  accent-color: var(--copper);
  width: 18px;
  height: 18px;
}

/* ============================================================
   12. Toast Notifications
   ============================================================ */
.toast-container {
  position: fixed;
  top: calc(var(--nav-height) + var(--space-md));
  right: var(--space-lg);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.85rem 1.25rem;
  border-radius: var(--border-radius);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: #fff;
  background: var(--bg-navy-light);
  border-left: 4px solid var(--info);
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation: toast-in var(--duration) var(--ease-out) forwards;
  max-width: 380px;
}

.toast--success { border-left-color: var(--success); }
.toast--error   { border-left-color: var(--error); }
.toast--info    { border-left-color: var(--info); }
.toast--warning { border-left-color: var(--warning); }

.toast--exit {
  animation: toast-out var(--duration) var(--ease-in) forwards;
}

@keyframes toast-in {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes toast-out {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(40px); }
}

/* ============================================================
   13. Modal
   ============================================================ */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 5000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration) var(--ease-out),
              visibility var(--duration) var(--ease-out);
}

.modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--bg-navy);
  border: 1px solid rgba(112, 128, 144, 0.25);
  border-radius: var(--border-radius-lg);
  width: 90%;
  max-width: 560px;
  max-height: 85vh;
  overflow-y: auto;
  padding: var(--space-2xl);
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.97);
  transition: transform var(--duration) var(--ease-out);
}

.modal-backdrop.open .modal {
  transform: translateY(0) scale(1);
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
}

.modal__header h3 {
  margin-bottom: 0;
}

.modal__close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid rgba(112, 128, 144, 0.3);
  border-radius: var(--border-radius);
  color: var(--text-muted);
  cursor: pointer;
  font-size: var(--fs-xl);
  transition: all var(--duration) var(--ease-out);
}

.modal__close:hover {
  border-color: var(--error);
  color: var(--error);
}

.modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(112, 128, 144, 0.15);
}

/* ============================================================
   14. Tables (Admin Dashboard)
   ============================================================ */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(112, 128, 144, 0.2);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-sm);
}

.table th {
  background: rgba(10, 22, 40, 0.8);
  color: var(--silver);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: var(--fs-xs);
  padding: 0.85rem 1rem;
  text-align: left;
  white-space: nowrap;
  border-bottom: 2px solid rgba(196, 102, 42, 0.3);
}

.table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid rgba(112, 128, 144, 0.1);
  color: var(--text-primary);
  vertical-align: middle;
}

.table tbody tr {
  transition: background var(--duration) var(--ease-out);
}

.table tbody tr:hover {
  background: rgba(196, 102, 42, 0.06);
}

.table tbody tr:last-child td {
  border-bottom: none;
}

/* Status badges */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  font-size: var(--fs-xs);
  font-weight: 600;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge--success { background: rgba(34,187,102,0.15); color: var(--success); }
.badge--error   { background: rgba(238,51,68,0.15);  color: var(--error); }
.badge--info    { background: rgba(51,153,238,0.15);  color: var(--info); }
.badge--warning { background: rgba(238,184,51,0.15);  color: var(--warning); }

/* ============================================================
   15. Footer
   ============================================================ */
.footer {
  background: var(--bg-navy);
  border-top: 1px solid rgba(112, 128, 144, 0.15);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer__brand {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 800;
  color: var(--text-heading);
  margin-bottom: var(--space-md);
  letter-spacing: 0.04em;
}

.footer__brand span {
  color: var(--copper-light);
}

.footer__desc {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 320px;
}

.footer__heading {
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--silver);
  margin-bottom: var(--space-lg);
}

.footer__links a {
  display: block;
  font-size: var(--fs-sm);
  color: var(--text-muted);
  padding: var(--space-xs) 0;
  transition: color var(--duration) var(--ease-out);
}

.footer__links a:hover {
  color: var(--copper-light);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(112, 128, 144, 0.12);
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   16. Scroll Reveal Animations
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.reveal--left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.reveal--right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.reveal--scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.reveal.visible,
.reveal--left.visible,
.reveal--right.visible,
.reveal--scale.visible {
  opacity: 1;
  transform: translate(0) scale(1);
}

/* Stagger children */
.stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s var(--ease-out),
              transform 0.4s var(--ease-out);
}

.stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.stagger.visible > *:nth-child(2) { transition-delay: 0.10s; }
.stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.stagger.visible > *:nth-child(4) { transition-delay: 0.20s; }
.stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.stagger.visible > *:nth-child(6) { transition-delay: 0.30s; }
.stagger.visible > *:nth-child(7) { transition-delay: 0.35s; }
.stagger.visible > *:nth-child(8) { transition-delay: 0.40s; }

.stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   17. Animated Gradient Border
   ============================================================ */
.glow-border {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.glow-border::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: conic-gradient(
    from 0deg,
    var(--copper),
    var(--crimson),
    var(--copper-dark),
    var(--steel-blue),
    var(--copper)
  );
  animation: rotate-glow 4s linear infinite;
  z-index: -1;
}

.glow-border::after {
  content: '';
  position: absolute;
  inset: 2px;
  border-radius: inherit;
  background: var(--bg-card);
  z-index: -1;
}

@keyframes rotate-glow {
  to { transform: rotate(360deg); }
}

/* ============================================================
   18. Loading / Spinner
   ============================================================ */
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(112, 128, 144, 0.2);
  border-top-color: var(--copper);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.spinner--sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.spinner--lg {
  width: 60px;
  height: 60px;
  border-width: 4px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  gap: var(--space-lg);
}

.loading-overlay__text {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  color: var(--silver);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* Pulse dot loader */
.dots-loader {
  display: flex;
  gap: 8px;
}

.dots-loader span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--copper);
  animation: dot-pulse 1.2s ease-in-out infinite;
}

.dots-loader span:nth-child(2) { animation-delay: 0.15s; }
.dots-loader span:nth-child(3) { animation-delay: 0.3s; }

@keyframes dot-pulse {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
  40% { transform: scale(1); opacity: 1; }
}

/* ============================================================
   19. Utility Classes
   ============================================================ */
.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;
}

.flex         { display: flex; }
.flex-col     { flex-direction: column; }
.flex-wrap    { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm       { gap: var(--space-sm); }
.gap-md       { gap: var(--space-md); }
.gap-lg       { gap: var(--space-lg); }
.gap-xl       { gap: var(--space-xl); }

.mt-0  { margin-top: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-0  { margin-bottom: 0; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.pt-0  { padding-top: 0; }
.pb-0  { padding-bottom: 0; }

.w-full { width: 100%; }

.hidden { display: none !important; }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ============================================================
   20. Ambient Background Effects
   ============================================================ */
.bg-glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.12;
  pointer-events: none;
  z-index: 0;
}

.bg-glow--copper {
  background: var(--copper);
}

.bg-glow--crimson {
  background: var(--crimson);
}

.bg-glow--blue {
  background: var(--steel-blue-light);
}

/* ============================================================
   21. Responsive Typography
   ============================================================ */
@media (max-width: 1024px) {
  h1 { font-size: var(--fs-4xl); }
  h2 { font-size: var(--fs-3xl); }
  h3 { font-size: var(--fs-2xl); }
  .hero__title { font-size: var(--fs-5xl); }
}

@media (max-width: 768px) {
  h1 { font-size: var(--fs-3xl); }
  h2 { font-size: var(--fs-2xl); }
  h3 { font-size: var(--fs-xl); }
  .hero__title { font-size: var(--fs-4xl); }
  .section { padding: var(--space-3xl) 0; }
}

@media (max-width: 480px) {
  h1 { font-size: var(--fs-2xl); }
  .hero__title { font-size: var(--fs-3xl); }
  .hero__subtitle { font-size: var(--fs-base); }
  .section { padding: var(--space-2xl) 0; }
  .container { padding: 0 var(--space-md); }
}

/* ============================================================
   22. Scrollbar Styling
   ============================================================ */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-black);
}

::-webkit-scrollbar-thumb {
  background: var(--steel);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--copper);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--steel) var(--bg-black);
}

/* ============================================================
   23. Print Styles
   ============================================================ */
@media print {
  .nav,
  .toast-container,
  .modal-backdrop,
  .loading-overlay {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .hero {
    min-height: auto;
    page-break-after: always;
  }
}

/* ============================================================
   24. HTML Class Compatibility Layer
   Maps kebab-case HTML classes to BEM CSS classes
   ============================================================ */

/* --- Navigation --- */
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: var(--nav-height);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 800;
  color: var(--text-heading);
  text-decoration: none;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav-logo:hover { color: var(--copper-light); }

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-link {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  font-weight: 500;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--border-radius);
  transition: color var(--duration), background var(--duration);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--copper);
  transition: width var(--duration) var(--ease-out), left var(--duration) var(--ease-out);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-heading);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 60%;
  left: 20%;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  flex-direction: column;
  gap: 5px;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-heading);
  transition: transform var(--duration), opacity var(--duration);
  border-radius: 1px;
}

.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(10, 22, 40, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-md);
    transition: right var(--duration-slow) var(--ease-out);
    z-index: 999;
  }
  .nav-menu.open { right: 0; }
  .nav-link { font-size: var(--fs-lg); padding: var(--space-md); }
}

/* --- Hero Section --- */
.hero-bg {
  width: 100%;
  line-height: 0;
}

.hero-img {
  width: 100%;
  height: auto;
  display: block;
}

.hero-bottom {
  position: absolute;
  bottom: 3rem;
  left: 0;
  right: 0;
  z-index: 2;
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  padding: 0 var(--space-lg);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: var(--fs-lg);
}

@media (max-width: 768px) {
  .hero-bottom {
    bottom: 2rem;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
  }
  .btn-lg {
    padding: 0.85rem 2rem;
    font-size: var(--fs-base);
    width: 80%;
    text-align: center;
  }
}

.hero-pre-title {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  color: var(--copper-light);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--fs-6xl);
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-heading);
  margin-bottom: var(--space-md);
  text-shadow: 0 0 40px var(--copper-glow), 0 2px 4px rgba(0,0,0,0.8);
  line-height: 1.1;
}

.hero-subtitle {
  font-size: var(--fs-xl);
  color: var(--silver-light);
  font-weight: 300;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.hero-details {
  margin-bottom: var(--space-xl);
}

.hero-date {
  font-size: var(--fs-lg);
  color: var(--copper-light);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.hero-location {
  font-size: var(--fs-base);
  color: var(--text-muted);
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-muted);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--copper), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

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

/* --- Featured Artwork Section --- */
.featured-art {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #000;
}

.featured-art__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at center, var(--copper-glow) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.featured-art__frame {
  position: relative;
  z-index: 1;
  width: 100%;
  overflow: hidden;
}

.featured-art__img {
  display: block;
  width: 100%;
  height: auto;
}

.featured-art__caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  padding: var(--space-xl) 0;
  background: linear-gradient(0deg, rgba(0,0,0,0.85) 0%, transparent 100%);
  color: var(--silver-light);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.featured-art__line {
  display: block;
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--copper), transparent);
}

@media (max-width: 768px) {
  .featured-art__caption { font-size: var(--fs-xs); gap: var(--space-md); padding: var(--space-lg) 0; }
  .featured-art__line { width: 30px; }
}

/* --- Accent Text --- */
.accent-text {
  color: var(--copper-light);
  background: linear-gradient(135deg, var(--copper-light), var(--copper));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.accent-link { color: var(--copper-light); }
.accent-link:hover { color: var(--copper); text-decoration: underline; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--duration) var(--ease-out);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--copper), var(--copper-dark));
  color: #fff;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--copper-light), var(--copper));
  box-shadow: var(--shadow-copper);
  transform: translateY(-2px);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--copper);
  color: var(--copper-light);
}

.btn-outline:hover {
  background: rgba(196, 102, 42, 0.15);
  border-color: var(--copper-light);
  color: var(--copper-light);
}

.btn-glow {
  box-shadow: 0 0 15px var(--copper-glow);
}

.btn-glow:hover {
  box-shadow: 0 0 30px var(--copper-glow), 0 0 60px rgba(196, 102, 42, 0.2);
}

.btn-lg { padding: 1rem 2.5rem; font-size: var(--fs-base); }
.btn-sm { padding: 0.5rem 1rem; font-size: var(--fs-xs); }
.btn-full { width: 100%; }

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* --- Glow Card --- */
.glow-card {
  background: var(--bg-card);
  border: 1px solid rgba(112, 128, 144, 0.2);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  transition: border-color var(--duration), box-shadow var(--duration);
}

.glow-card:hover {
  border-color: rgba(196, 102, 42, 0.3);
  box-shadow: 0 0 20px rgba(196, 102, 42, 0.1);
}

/* --- Section Styles --- */
.section-dark { background: var(--bg-navy); }
.section-title { margin-bottom: var(--space-xl); }
.section-text { color: var(--text-primary); font-size: var(--fs-lg); line-height: 1.7; max-width: 700px; }
.section-label {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  color: var(--copper-light);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: var(--space-md);
}

.container-sm { max-width: 640px; }

/* --- Page Header --- */
.page-header {
  padding: calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-3xl);
  background: linear-gradient(180deg, var(--bg-navy) 0%, var(--bg-black) 100%);
  text-align: center;
}

.page-title { font-size: var(--fs-5xl); margin-bottom: var(--space-md); }
.page-subtitle { color: var(--text-muted); font-size: var(--fs-lg); max-width: 600px; margin: 0 auto var(--space-sm); }

/* --- Split Content --- */
.split-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.split-text .section-text { max-width: none; }

@media (max-width: 768px) {
  .split-content { grid-template-columns: 1fr; gap: var(--space-xl); }
}

/* --- Speakers Grid --- */
.speakers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.speaker-card {
  text-align: center;
  padding: var(--space-xl);
}

.speaker-card .speaker-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto var(--space-md);
  background: linear-gradient(135deg, var(--copper), var(--steel-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: #fff;
}

/* --- Speakers List --- */
.speakers-list {
  columns: 3;
  column-gap: 60px;
  max-width: 800px;
  margin: 0 auto;
  list-style: none;
  padding: 0;
}

.speakers-list li {
  font-size: 1rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.7);
  padding: 10px 0;
  border-bottom: 1px solid rgba(196, 102, 42, 0.1);
  break-inside: avoid;
  transition: color 0.3s ease;
}

.speakers-list li:hover {
  color: var(--copper);
}

@media (max-width: 700px) {
  .speakers-list { columns: 2; column-gap: 40px; }
}

@media (max-width: 480px) {
  .speakers-list { columns: 1; }
}

.speaker-card h3 { font-size: var(--fs-xl); margin-bottom: var(--space-xs); }
.speaker-card .speaker-role { color: var(--copper-light); font-size: var(--fs-sm); margin-bottom: var(--space-sm); }
.speaker-card .speaker-bio { color: var(--text-muted); font-size: var(--fs-sm); line-height: 1.6; }

/* --- Countdown --- */
.countdown-section { text-align: center; }

.countdown-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 80px;
}

.countdown-number {
  font-family: var(--font-display);
  font-size: var(--fs-4xl);
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(180deg, var(--copper-light) 0%, var(--copper) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.countdown-label {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: var(--space-xs);
}

.countdown-cta {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-2xl);
}

/* --- Card Helpers --- */
.card-title { color: var(--copper-light); font-size: var(--fs-xl); margin-bottom: var(--space-sm); }
.card-meta { color: var(--text-muted); font-size: var(--fs-sm); margin-bottom: var(--space-sm); }
.card-text { color: var(--text-primary); font-size: var(--fs-sm); line-height: 1.6; }
.card-speakers { color: var(--text-muted); font-size: var(--fs-sm); margin-top: var(--space-sm); }

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(180deg, var(--bg-black), var(--bg-navy), var(--bg-black));
  text-align: center;
}

.cta-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-xl);
}

/* --- Video Player System --- */
.video-player {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 */
  background: #000;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.video-player iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.video-player__empty {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  color: var(--text-muted);
  font-size: var(--fs-lg);
}

.video-now-playing {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid rgba(196, 102, 42, 0.2);
  margin-bottom: var(--space-lg);
}

.video-now-playing__label {
  font-family: var(--font-display);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--copper-light);
  background: rgba(196, 102, 42, 0.15);
  padding: 4px 12px;
  border-radius: 4px;
  white-space: nowrap;
}

.video-now-playing__title {
  font-size: var(--fs-lg);
  color: var(--text-heading);
  margin: 0;
}

.video-event-info {
  padding: var(--space-lg);
  background: var(--bg-card);
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(196, 102, 42, 0.1);
}

.video-event-info:empty { display: none; }

.video-event-info__desc {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-sm);
}

.video-event-info__speakers {
  color: var(--text-muted);
  font-size: var(--fs-sm);
}

.video-playlist {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.video-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm);
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--duration) var(--ease-out);
  text-align: left;
  color: var(--text-primary);
  font-family: inherit;
  font-size: inherit;
  width: 100%;
}

.video-card:hover {
  background: var(--bg-navy-light);
  border-color: rgba(196, 102, 42, 0.3);
  transform: translateX(4px);
}

.video-card--active {
  background: var(--bg-navy-light);
  border-color: var(--copper);
  box-shadow: inset 3px 0 0 var(--copper);
}

.video-card__thumb {
  width: 160px;
  height: 90px;
  object-fit: cover;
  border-radius: var(--border-radius-sm);
  flex-shrink: 0;
}

.video-card__info {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex: 1;
  min-width: 0;
}

.video-card__number {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  color: var(--text-muted);
  min-width: 28px;
  text-align: center;
}

.video-card--active .video-card__number {
  color: var(--copper-light);
}

.video-card__title {
  font-size: var(--fs-base);
  color: var(--text-primary);
  line-height: 1.4;
}

.video-card--active .video-card__title {
  color: var(--copper-light);
}

@media (max-width: 768px) {
  .video-card__thumb { width: 120px; height: 68px; }
  .video-now-playing { flex-direction: column; align-items: flex-start; gap: var(--space-xs); }
  .video-now-playing__title { font-size: var(--fs-base); }
}

@media (max-width: 480px) {
  .video-card__thumb { width: 90px; height: 51px; }
  .video-card__number { display: none; }
}

/* --- Footer --- */
.footer {
  background: var(--bg-navy);
  border-top: 1px solid rgba(112, 128, 144, 0.15);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
}

.footer-heading {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  color: var(--text-heading);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.footer-links { list-style: none; }
.footer-links li { margin-bottom: var(--space-sm); }
.footer-links a { color: var(--text-muted); font-size: var(--fs-sm); }
.footer-links a:hover { color: var(--copper-light); }

.footer-social {
  display: flex;
  gap: var(--space-md);
}

.social-link {
  color: var(--text-muted);
  transition: color var(--duration), transform var(--duration);
}
.social-link:hover { color: var(--copper-light); transform: translateY(-2px); }
.social-link svg { width: 24px; height: 24px; }

.footer-bottom {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(112, 128, 144, 0.1);
  text-align: center;
}

.footer-bottom p { color: var(--text-muted); font-size: var(--fs-xs); }

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* --- Form Fields --- */
.form-card { max-width: 100%; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
@media (max-width: 480px) { .form-row { grid-template-columns: 1fr; } }

.form-group { margin-bottom: var(--space-lg); position: relative; }
.form-label { display: block; font-size: var(--fs-sm); font-weight: 500; margin-bottom: var(--space-sm); color: var(--text-primary); }
.form-label .required { color: var(--copper-light); }

.form-input, .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-input);
  border: 1px solid rgba(112, 128, 144, 0.25);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  transition: border-color var(--duration), box-shadow var(--duration);
}

.form-input:focus, .form-textarea:focus {
  border-color: var(--copper);
  box-shadow: 0 0 0 3px var(--copper-glow);
  outline: none;
}

.form-textarea { min-height: 120px; resize: vertical; }

.form-error {
  display: none;
  font-size: var(--fs-xs);
  color: var(--error);
  margin-top: var(--space-xs);
}

.form-group.error .form-input,
.form-group.error .form-textarea {
  border-color: var(--error);
}

.form-group.error .form-error { display: block; }

/* --- Input Prefix (for donation) --- */
.input-prefix {
  position: relative;
}
.input-prefix .prefix {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: var(--fs-lg);
}
.input-prefix .form-input { padding-left: 2rem; }

/* --- Donation Grid --- */
.donation-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.donation-amount {
  padding: 1rem;
  background: var(--bg-input);
  border: 1px solid rgba(112, 128, 144, 0.25);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 700;
  cursor: pointer;
  transition: all var(--duration);
}

.donation-amount:hover { border-color: var(--copper); }
.donation-amount.active {
  border-color: var(--copper);
  background: rgba(196, 102, 42, 0.15);
  color: var(--copper-light);
  box-shadow: 0 0 15px var(--copper-glow);
}

@media (max-width: 480px) { .donation-grid { grid-template-columns: repeat(2, 1fr); } }

/* --- Success Icon --- */
.success-icon { color: var(--success); margin-bottom: var(--space-md); }

/* --- Spinner --- */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.btn-loading { display: inline-flex; align-items: center; gap: var(--space-sm); }

/* --- Loading Message --- */
.loading-message {
  text-align: center;
  color: var(--text-muted);
  padding: var(--space-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
}

/* --- Toast --- */
.toast-container {
  position: fixed;
  top: calc(var(--nav-height) + var(--space-md));
  right: var(--space-md);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.toast {
  background: var(--bg-card);
  border: 1px solid rgba(112, 128, 144, 0.2);
  border-left: 4px solid var(--copper);
  border-radius: var(--border-radius);
  padding: var(--space-md) var(--space-lg);
  color: var(--text-primary);
  font-size: var(--fs-sm);
  min-width: 280px;
  max-width: 400px;
  box-shadow: var(--shadow-md);
  animation: slideInRight 0.3s var(--ease-out);
  cursor: pointer;
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--error); }
.toast.info { border-left-color: var(--info); }

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* --- Timeline --- */
.timeline {
  position: relative;
  padding: var(--space-xl) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--copper), transparent);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-2xl);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.timeline-item.left .timeline-card { grid-column: 1; }
.timeline-item.left .timeline-marker { grid-column: 2; }
.timeline-item.left::after { content: ''; grid-column: 3; }

.timeline-item.right::before { content: ''; grid-column: 1; }
.timeline-item.right .timeline-marker { grid-column: 2; }
.timeline-item.right .timeline-card { grid-column: 3; }

.timeline-marker {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--copper);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.timeline-year {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  color: var(--copper-light);
  font-weight: 700;
}

@media (max-width: 768px) {
  .timeline::before { left: 30px; }
  .timeline-item {
    grid-template-columns: 60px 1fr;
    gap: var(--space-md);
  }
  .timeline-item.left .timeline-card,
  .timeline-item.right .timeline-card { grid-column: 2; }
  .timeline-item.left .timeline-marker,
  .timeline-item.right .timeline-marker { grid-column: 1; }
  .timeline-item.left::after,
  .timeline-item.right::before { display: none; }
}

/* --- Contact Grid --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-2xl);
  align-items: start;
}

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* --- Honors Grid --- */
.honors-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

@media (max-width: 768px) {
  .honors-grid { grid-template-columns: 1fr; }
}

/* --- Video Wrapper --- */
.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--border-radius);
  background: var(--bg-navy);
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* --- Live Stream --- */
.live-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--crimson);
  color: #fff;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--border-radius);
  font-size: var(--fs-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
}

.live-dot {
  width: 10px;
  height: 10px;
  background: #fff;
  border-radius: 50%;
  animation: livePulse 1.5s ease-in-out infinite;
}

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

/* --- Streams Grid --- */
.streams-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--space-lg);
}

.stream-card .stream-info { padding: var(--space-md) 0; }
.stream-title { font-size: var(--fs-lg); color: var(--text-heading); margin-bottom: var(--space-xs); }
.stream-meta { font-size: var(--fs-sm); color: var(--text-muted); margin-bottom: var(--space-xs); }
.stream-desc { font-size: var(--fs-sm); color: var(--text-muted); }

/* --- Schedule Grid (redesigned) --- */
.schedule-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 800px;
  margin: 0 auto;
}

.schedule-day {
  background: var(--bg-card);
  border: 1px solid rgba(196, 102, 42, 0.12);
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-xl);
  margin-bottom: var(--space-md);
  position: relative;
  overflow: hidden;
}

.schedule-day::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--copper), var(--copper-dark));
}

.schedule-day-header {
  display: flex;
  align-items: baseline;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.schedule-day-label {
  font-family: var(--font-display);
  color: var(--copper-light);
  font-size: var(--fs-xl);
  font-weight: 700;
  letter-spacing: 0.5px;
}

.schedule-date {
  color: var(--text-muted);
  font-size: var(--fs-sm);
}

.schedule-sessions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.schedule-session {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.02);
  transition: background 0.2s;
}

.schedule-session:hover {
  background: rgba(196, 102, 42, 0.06);
}

.session-time {
  color: var(--copper-light);
  font-size: var(--fs-sm);
  font-weight: 600;
  white-space: nowrap;
  min-width: 140px;
  padding-top: 2px;
}

.session-details strong {
  display: block;
  font-size: var(--fs-base);
  color: var(--text-heading);
  margin-bottom: 2px;
}

.session-speaker {
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

@media (max-width: 600px) {
  .schedule-session { flex-direction: column; gap: var(--space-xs); }
  .session-time { min-width: auto; }
  .schedule-day { padding: var(--space-md); }
  .schedule-day-header { flex-direction: column; gap: var(--space-xs); }
}

/* --- Prose --- */
.prose p {
  font-size: var(--fs-lg);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  color: var(--text-primary);
}

/* --- Content Block --- */
.content-block { max-width: 800px; margin: 0 auto; }

/* --- Italic --- */
.italic { font-style: italic; }

/* --- Blockquote --- */
blockquote {
  font-style: italic;
  font-size: var(--fs-lg);
  color: var(--text-primary);
  line-height: 1.8;
  border-left: 3px solid var(--copper);
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
}

cite {
  display: block;
  color: var(--copper-light);
  font-size: var(--fs-sm);
  font-style: normal;
  margin-top: var(--space-sm);
}

/* --- Scroll Reveal --- */
.reveal,
.reveal-delay,
.reveal-delay-2 {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-delay { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }

.reveal.visible,
.reveal-delay.visible,
.reveal-delay-2.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   Registration — Multi-step ticket system
   ============================================================ */

/* Step indicator */
.reg-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: var(--space-2xl);
}

.reg-step {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  opacity: 0.4;
  transition: opacity 0.3s;
}

.reg-step.active, .reg-step.completed { opacity: 1; }

.reg-step__num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--copper-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--text-muted);
  transition: all 0.3s;
}

.reg-step.active .reg-step__num {
  background: var(--copper);
  border-color: var(--copper);
  color: #fff;
}

.reg-step.completed .reg-step__num {
  background: var(--copper-dark);
  border-color: var(--copper);
  color: #fff;
}

.reg-step__label {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-muted);
}

.reg-step.active .reg-step__label { color: var(--text-heading); }

.reg-step__line {
  width: 60px;
  height: 2px;
  background: rgba(196, 102, 42, 0.2);
  margin: 0 var(--space-sm);
}

/* Ticket cards */
.ticket-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  max-width: 960px;
  margin: 0 auto;
}

.ticket-card {
  background: var(--bg-card);
  border: 1px solid rgba(196, 102, 42, 0.15);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: center;
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
}

.ticket-card:hover {
  border-color: var(--copper);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(196, 102, 42, 0.15);
}

.ticket-card--featured {
  border-color: var(--copper);
  position: relative;
  box-shadow: 0 0 30px rgba(196, 102, 42, 0.1);
}

.ticket-card__badge {
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--copper-light);
  margin-bottom: var(--space-sm);
}

.ticket-card__price {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.ticket-card__per {
  font-size: var(--fs-base);
  color: var(--text-muted);
  font-weight: 400;
}

.ticket-card__save {
  color: var(--copper-light);
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.ticket-card__desc {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-lg);
}

.ticket-card__perks {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-xl) 0;
  text-align: left;
  flex: 1;
}

.ticket-card__perks li {
  padding: var(--space-xs) 0;
  color: var(--text-primary);
  font-size: var(--fs-sm);
  border-bottom: 1px solid rgba(112, 128, 144, 0.08);
  padding-left: 1.5em;
  position: relative;
}

.ticket-card__perks li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--copper-light);
  font-weight: 700;
}

/* Group counter */
.ticket-card__group-count {
  margin-bottom: var(--space-lg);
}

.ticket-card__group-count label {
  display: block;
  font-size: var(--fs-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
}

.ticket-card__counter {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: var(--space-xs);
}

.counter-btn {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(196, 102, 42, 0.3);
  background: var(--bg-navy-light);
  color: var(--copper-light);
  font-size: var(--fs-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.counter-btn:hover { background: rgba(196, 102, 42, 0.15); }
.counter-minus { border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.counter-plus { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }

.counter-input {
  width: 60px;
  height: 36px;
  border: 1px solid rgba(196, 102, 42, 0.3);
  border-left: 0;
  border-right: 0;
  background: var(--bg-input);
  color: var(--text-heading);
  text-align: center;
  font-size: var(--fs-base);
  font-weight: 600;
  -moz-appearance: textfield;
}

.counter-input::-webkit-outer-spin-button,
.counter-input::-webkit-inner-spin-button { -webkit-appearance: none; }

.ticket-card__total {
  font-size: var(--fs-sm);
  color: var(--text-primary);
  margin: 0;
}

.ticket-card__total strong {
  color: var(--copper-light);
  font-size: var(--fs-lg);
}

/* Attendee cards */
.attendee-card {
  margin-bottom: var(--space-lg);
}

.attendee-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  color: var(--text-heading);
  margin-bottom: var(--space-md);
}

/* Registration actions */
.reg-actions {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

/* Order summary */
.order-summary {
  border: 1px solid rgba(196, 102, 42, 0.15);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.order-summary__row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  color: var(--text-primary);
  font-size: var(--fs-base);
}

.order-summary__header {
  background: rgba(196, 102, 42, 0.08);
  font-weight: 600;
  color: var(--text-muted);
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.order-summary__total {
  border-top: 2px solid var(--copper);
  font-weight: 700;
  font-size: var(--fs-lg);
  color: var(--text-heading);
}

/* Summary attendees */
.summary-attendee {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid rgba(112, 128, 144, 0.08);
}

.summary-attendee__num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--copper-dark);
  color: #fff;
  font-size: var(--fs-xs);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.summary-attendee__name { color: var(--text-heading); font-weight: 500; }
.summary-attendee__email { color: var(--text-muted); font-size: var(--fs-sm); margin-left: auto; }

/* Payment placeholder */
.payment-placeholder {
  background: rgba(196, 102, 42, 0.06);
  border: 1px dashed var(--copper-dark);
  border-radius: var(--radius-sm);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
  text-align: center;
  color: var(--text-primary);
}

.payment-placeholder p { margin: var(--space-xs) 0; font-size: var(--fs-sm); }
.payment-placeholder p:first-child { color: var(--copper-light); }

/* Success tickets */
.success-tickets {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin: var(--space-lg) 0;
}

.success-ticket {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: rgba(196, 102, 42, 0.08);
  border: 1px solid rgba(196, 102, 42, 0.2);
  border-radius: var(--radius-sm);
}

.success-ticket__id {
  font-family: 'Courier New', monospace;
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--copper-light);
  letter-spacing: 2px;
}

.success-ticket__name {
  color: var(--text-heading);
}

/* Payment Method Cards */
.payment-method-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.payment-method-card {
  background: var(--bg-dark, #0a0a0a);
  border: 2px solid #333;
  border-radius: 8px;
  padding: 1.5rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
}
.payment-method-card:hover {
  border-color: #555;
  background: rgba(196,102,42,0.04);
}
.payment-method-card.selected {
  border-color: var(--accent-copper, #c4662a);
  background: rgba(196,102,42,0.1);
  box-shadow: 0 0 15px rgba(196,102,42,0.15);
}
.payment-method-icon {
  color: var(--accent-copper, #c4662a);
  margin-bottom: 0.5rem;
}
.payment-method-name {
  font-weight: 600;
  color: var(--text-heading, #fff);
  font-size: 0.95rem;
}
.payment-method-desc {
  font-size: 0.8rem;
  color: var(--text-muted, #888);
  margin-top: 0.25rem;
}

/* Payment Instructions */
.payment-info-card {
  background: #1a1000;
  border: 2px solid #c4662a;
  border-radius: 8px;
  padding: 1.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
}
.payment-info-icon {
  margin-bottom: 0.5rem;
}
.payment-info-title {
  color: #ffc107;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}
.payment-info-amount {
  color: var(--accent-copper, #c4662a);
  font-size: 1.3rem;
}
.payment-info-handle {
  color: var(--accent-copper, #c4662a);
  font-size: 1.3rem;
  font-weight: 700;
  font-family: monospace;
  margin: 0.5rem 0;
}
.payment-info-note {
  color: var(--text-muted, #888);
  font-size: 0.85rem;
  margin-top: 0.75rem;
}

/* Responsive */
@media (max-width: 768px) {
  .ticket-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .payment-method-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .reg-step__label { display: none; }
  .reg-step__line { width: 30px; }
  .summary-attendee { flex-direction: column; align-items: flex-start; gap: var(--space-xs); }
  .summary-attendee__email { margin-left: 0; }
}

/* --- Responsive hero --- */
@media (max-width: 768px) {
  .hero-title { font-size: var(--fs-3xl); }
  .hero-pre-title { font-size: var(--fs-xs); }
  .hero-subtitle { font-size: var(--fs-base); }
  .countdown-number { font-size: var(--fs-2xl); }
  .page-title { font-size: var(--fs-3xl); }
  .streams-grid { grid-template-columns: 1fr; }
}


/* ============================================================
   MODERNIZATION OVERRIDES — Appended for UI refresh
   ============================================================ */

/* ---------- Keyframe Animations ---------- */

@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes floatOrb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25%      { transform: translate(30px, -40px) scale(1.1); }
  50%      { transform: translate(-20px, -70px) scale(0.95); }
  75%      { transform: translate(-40px, -30px) scale(1.05); }
}

@keyframes floatOrb2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25%      { transform: translate(-40px, -20px) scale(1.08); }
  50%      { transform: translate(30px, -60px) scale(0.92); }
  75%      { transform: translate(20px, -10px) scale(1.04); }
}

@keyframes grainFlicker {
  0%, 100% { transform: translate(0, 0); }
  10%      { transform: translate(-5%, -10%); }
  20%      { transform: translate(-15%, 5%); }
  30%      { transform: translate(7%, -15%); }
  40%      { transform: translate(-5%, 15%); }
  50%      { transform: translate(-15%, 10%); }
  60%      { transform: translate(15%, 0%); }
  70%      { transform: translate(0%, 10%); }
  80%      { transform: translate(3%, 15%); }
  90%      { transform: translate(-10%, 10%); }
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.4; }
  50%      { opacity: 0.7; }
}

@keyframes auroraShift {
  0%   { transform: rotate(0deg) scale(1); opacity: 0.3; }
  33%  { transform: rotate(120deg) scale(1.1); opacity: 0.5; }
  66%  { transform: rotate(240deg) scale(0.9); opacity: 0.35; }
  100% { transform: rotate(360deg) scale(1); opacity: 0.3; }
}

@keyframes subtlePulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50%      { transform: scale(1.03); opacity: 1; }
}

/* ---------- Animated Gradient on Page Headers ---------- */

.page-header {
  position: relative;
  overflow: hidden;
  background: linear-gradient(
    270deg,
    var(--bg-navy),
    #0d1a2d,
    #1a0f0a,
    var(--bg-navy-light),
    var(--bg-navy)
  );
  background-size: 400% 400%;
  animation: gradientShift 16s ease infinite;
}

/* ---------- Floating Orbs (CSS pseudo-elements) ---------- */

.page-header::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 10%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196, 102, 42, 0.18) 0%, transparent 70%);
  filter: blur(60px);
  animation: floatOrb 12s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: 10%;
  right: 15%;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26, 58, 92, 0.25) 0%, transparent 70%);
  filter: blur(50px);
  animation: floatOrb2 15s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.page-header .container {
  position: relative;
  z-index: 1;
}

/* ---------- Noise / Grain Overlay on Dark Sections ---------- */

.section-dark::after,
.section.section-dark::after {
  content: '';
  position: absolute;
  inset: -50%;
  width: 300%;
  height: 300%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  background-size: 200px 200px;
  animation: grainFlicker 8s steps(10) infinite;
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

.section-dark {
  position: relative;
  overflow: hidden;
}

.section-dark > .container {
  position: relative;
  z-index: 1;
}

/* ---------- CSS Perspective / Parallax Depth ---------- */

body {
  perspective: 1200px;
  perspective-origin: 50% 0%;
}

.hero {
  transform-style: preserve-3d;
}

/* Disabled parallax transform - was clipping the hero image
.hero-bg {
  transform: translateZ(-1px) scale(1.5);
  transform-origin: center top;
} */

/* ---------- Aurora / Gradient Mesh behind Hero ---------- */

.hero {
  position: relative;
  overflow: visible;
}

.hero-aurora {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-aurora::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -25%;
  width: 150%;
  height: 150%;
  background: conic-gradient(
    from 180deg at 50% 50%,
    rgba(196, 102, 42, 0.12) 0deg,
    rgba(26, 58, 92, 0.15) 90deg,
    rgba(154, 79, 30, 0.08) 180deg,
    rgba(10, 22, 40, 0.2) 270deg,
    rgba(196, 102, 42, 0.12) 360deg
  );
  animation: auroraShift 20s linear infinite;
  filter: blur(80px);
}

.hero-aurora::after {
  content: '';
  position: absolute;
  top: -30%;
  right: -20%;
  width: 80%;
  height: 120%;
  background: radial-gradient(ellipse at center, rgba(196, 102, 42, 0.1) 0%, transparent 60%);
  animation: pulseGlow 8s ease-in-out infinite;
  filter: blur(60px);
}

/* ---------- Glassmorphism Cards ---------- */

.glow-card {
  background: rgba(13, 26, 45, 0.6);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid rgba(196, 102, 42, 0.1);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.glow-card:hover {
  background: rgba(13, 26, 45, 0.75);
  border-color: rgba(196, 102, 42, 0.35);
  box-shadow:
    0 8px 40px rgba(0, 0, 0, 0.3),
    0 0 30px rgba(196, 102, 42, 0.12),
    inset 0 0 30px rgba(196, 102, 42, 0.03);
  transform: translateY(-6px) scale(1.01);
}

.speaker-card.glow-card:hover {
  transform: translateY(-8px) scale(1.02);
}

/* ---------- Enhanced Button Hover States ---------- */

.btn-primary {
  background: linear-gradient(135deg, var(--copper) 0%, var(--copper-dark) 50%, var(--copper) 100%);
  background-size: 200% 200%;
  background-position: 0% 50%;
  transition: all 0.4s var(--ease-out);
}

.btn-primary:hover {
  background-position: 100% 50%;
  box-shadow:
    0 0 20px var(--copper-glow),
    0 0 50px rgba(196, 102, 42, 0.2),
    0 8px 32px rgba(0, 0, 0, 0.3);
  transform: translateY(-3px) scale(1.03);
}

.btn-outline {
  position: relative;
  overflow: hidden;
  transition: all 0.4s var(--ease-out);
}

.btn-outline::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(196, 102, 42, 0.15) 0%, rgba(196, 102, 42, 0.05) 100%);
  opacity: 0;
  transition: opacity 0.4s var(--ease-out);
  z-index: -1;
}

.btn-outline:hover::before {
  opacity: 1;
}

.btn-outline:hover {
  border-color: var(--copper-light);
  box-shadow: 0 0 20px rgba(196, 102, 42, 0.15);
  transform: translateY(-3px);
}

.btn-glow {
  animation: subtlePulse 3s ease-in-out infinite;
}

.btn-glow:hover {
  animation: none;
  box-shadow:
    0 0 25px var(--copper-glow),
    0 0 60px rgba(196, 102, 42, 0.25),
    0 0 100px rgba(196, 102, 42, 0.1);
}

/* ---------- Section Gradient Dividers ---------- */

.section + .section::before {
  content: '';
  display: block;
  height: 1px;
  max-width: var(--max-width);
  margin: 0 auto;
  background: linear-gradient(90deg, transparent 0%, rgba(196, 102, 42, 0.25) 30%, rgba(196, 102, 42, 0.4) 50%, rgba(196, 102, 42, 0.25) 70%, transparent 100%);
  margin-bottom: var(--space-4xl);
  margin-top: calc(-1 * var(--space-4xl));
}

/* Prevent double dividers when sections already have visual separation */
.section-dark + .section::before,
.section + .section-dark::before,
.cta-banner + .footer::before,
.cta-banner::before {
  display: none;
}

/* ---------- Better Visual Hierarchy / Whitespace ---------- */

.section {
  padding: var(--space-4xl) 0 calc(var(--space-4xl) + 1rem);
}

.section-title {
  margin-bottom: calc(var(--space-xl) + 0.5rem);
  letter-spacing: 0.03em;
}

.speakers-grid {
  gap: var(--space-xl);
}

.split-content {
  gap: calc(var(--space-3xl) + 1rem);
}

/* ---------- Hero Image Area (index.html) ---------- */

.hero-banner-area {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  background: radial-gradient(ellipse at center, #1a0f0a 0%, var(--bg-black) 70%);
}

.hero-banner-area .hero-img {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1400px;
  height: auto;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 0 60px rgba(196, 102, 42, 0.3));
}

.hero-banner-area::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 80%;
  height: 80%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196, 102, 42, 0.2) 0%, transparent 60%);
  filter: blur(100px);
  animation: pulseGlow 6s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.hero-banner-area::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40px;
  background: linear-gradient(to top, var(--bg-black) 0%, transparent 100%);
  z-index: 2;
  pointer-events: none;
}

/* ---------- Hero Event Bar ---------- */

.hero-event-bar {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: var(--space-lg) 0;
  margin-top: -3rem;
}

.hero-event-bar__inner {
  display: inline-flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-xl);
  background: rgba(13, 26, 45, 0.7);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid rgba(196, 102, 42, 0.2);
  border-radius: 100px;
  font-size: var(--fs-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
}

.hero-event-bar__date {
  color: var(--copper-light);
  font-weight: 600;
}

.hero-event-bar__divider {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--copper);
  opacity: 0.6;
}

.hero-event-bar__location {
  color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 600px) {
  .hero-event-bar__inner {
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-md) var(--space-lg);
    border-radius: 16px;
  }
  .hero-event-bar__divider {
    display: none;
  }
}

/* ---------- Hero Scroll Hint ---------- */

.hero-scroll-hint {
  position: relative;
  z-index: 3;
  text-align: center;
  padding-top: var(--space-sm);
  padding-bottom: var(--space-md);
  color: rgba(255, 255, 255, 0.35);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  animation: scrollHintBounce 2.5s ease-in-out infinite;
}

.hero-scroll-hint__arrow {
  display: block;
  line-height: 0;
}

@keyframes scrollHintBounce {
  0%, 100% { transform: translateY(0); opacity: 0.35; }
  50% { transform: translateY(6px); opacity: 0.6; }
}

/* ---------- Speaker Image Placeholder (about.html) ---------- */

.speaker-card .speaker-avatar {
  width: 100px;
  height: 100px;
  position: relative;
  overflow: hidden;
  border: 2px solid rgba(196, 102, 42, 0.3);
  box-shadow: 0 0 20px rgba(196, 102, 42, 0.1);
  transition: all 0.4s var(--ease-out);
}

.speaker-card .speaker-avatar::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    rgba(196, 102, 42, 0.2) 0%,
    transparent 50%,
    rgba(26, 58, 92, 0.2) 100%
  );
  opacity: 0;
  transition: opacity 0.4s var(--ease-out);
}

.speaker-card:hover .speaker-avatar {
  border-color: var(--copper-light);
  box-shadow: 0 0 30px var(--copper-glow);
  transform: scale(1.05);
}

.speaker-card:hover .speaker-avatar::after {
  opacity: 1;
}

.speaker-img-placeholder {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  margin: 0 auto var(--space-md);
  background:
    linear-gradient(135deg, rgba(196, 102, 42, 0.2) 0%, rgba(26, 58, 92, 0.3) 100%),
    var(--bg-card);
  border: 2px solid rgba(196, 102, 42, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.speaker-img-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

/* ---------- Timeline Event Image Area (events.html) ---------- */

.timeline-card-image {
  width: 100%;
  height: 140px;
  border-radius: var(--border-radius);
  margin-bottom: var(--space-md);
  overflow: hidden;
  position: relative;
  background:
    linear-gradient(135deg, rgba(196, 102, 42, 0.08) 0%, rgba(26, 58, 92, 0.12) 100%),
    var(--bg-navy);
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline-card-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    transparent 30%,
    rgba(196, 102, 42, 0.06) 50%,
    transparent 70%
  );
  background-size: 250% 250%;
  animation: gradientShift 10s ease infinite;
}

.timeline-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 1;
}

.timeline-card-image .image-placeholder-icon {
  color: rgba(196, 102, 42, 0.25);
  font-size: var(--fs-2xl);
  font-family: var(--font-display);
  letter-spacing: 0.1em;
  position: relative;
  z-index: 1;
}

/* ---------- CTA Banner Enhancement ---------- */

.cta-banner {
  position: relative;
  overflow: hidden;
  background: linear-gradient(
    135deg,
    var(--bg-navy) 0%,
    #12081e 40%,
    #1a0f0a 70%,
    var(--bg-navy) 100%
  );
  background-size: 300% 300%;
  animation: gradientShift 14s ease infinite;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -25%;
  width: 150%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 50%, rgba(196, 102, 42, 0.08) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 50%, rgba(26, 58, 92, 0.1) 0%, transparent 50%);
  filter: blur(40px);
  pointer-events: none;
  animation: pulseGlow 10s ease-in-out infinite;
}

.cta-banner > .container {
  position: relative;
  z-index: 1;
}

/* ---------- Countdown Section Enhancement ---------- */

.countdown-section {
  position: relative;
  overflow: hidden;
}

.countdown-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 600px;
  height: 600px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196, 102, 42, 0.06) 0%, transparent 60%);
  filter: blur(60px);
  pointer-events: none;
  animation: pulseGlow 8s ease-in-out infinite;
}

.countdown-item {
  padding: var(--space-md) var(--space-lg);
  background: rgba(13, 26, 45, 0.4);
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(196, 102, 42, 0.08);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.4s var(--ease-out);
}

.countdown-item:hover {
  border-color: rgba(196, 102, 42, 0.2);
  box-shadow: 0 0 20px rgba(196, 102, 42, 0.08);
  transform: translateY(-2px);
}

/* ---------- Timeline Enhancement ---------- */

.timeline-marker {
  transition: all 0.4s var(--ease-out);
  box-shadow: 0 0 15px rgba(196, 102, 42, 0.1);
}

.timeline-item:hover .timeline-marker {
  box-shadow: 0 0 25px var(--copper-glow);
  transform: scale(1.1);
  border-color: var(--copper-light);
}

/* ---------- Honors Grid Enhancement ---------- */

.honors-grid .glow-card {
  position: relative;
  overflow: hidden;
}

.honors-grid .glow-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--copper-light), var(--copper), transparent);
  border-radius: 2px;
  opacity: 0;
  transition: opacity 0.4s var(--ease-out);
}

.honors-grid .glow-card:hover::before {
  opacity: 1;
}

/* ---------- Blockquote Enhancement ---------- */

blockquote {
  position: relative;
  padding-left: var(--space-xl);
  border-left: 3px solid var(--copper);
  font-style: italic;
  color: var(--text-primary);
  font-size: var(--fs-lg);
  line-height: 1.8;
}

blockquote::before {
  content: '\201C';
  position: absolute;
  top: -10px;
  left: -5px;
  font-size: 4rem;
  color: rgba(196, 102, 42, 0.2);
  font-family: Georgia, serif;
  line-height: 1;
}

cite {
  display: block;
  margin-top: var(--space-md);
  color: var(--copper-light);
  font-size: var(--fs-sm);
  font-style: normal;
  letter-spacing: 0.05em;
}

/* ---------- Footer Enhancement ---------- */

.footer {
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(196, 102, 42, 0.3), transparent);
}

/* ---------- Nav Enhancement ---------- */

.nav {
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  background: rgba(10, 22, 40, 0.85);
}

/* ---------- Smooth scroll offset for perspective ---------- */

html {
  scroll-behavior: smooth;
}

/* ---------- Reduced motion for accessibility ---------- */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal,
  .reveal-delay {
    opacity: 1 !important;
    transform: none !important;
  }
}