/* ==========================================================================
   OKAYAMA CHALLENGERS SUMMIT 2026 (OCS 2026) Official LP Style
   Concept: "岡山から、挑戦者が立ち上がる日。小さな火種を、大きな炎へ。"
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables & Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --bg-dark: #070a12;
  --bg-primary: #0c111e;
  --bg-secondary: #131b2e;
  --bg-card: rgba(22, 31, 52, 0.65);
  --bg-card-hover: rgba(30, 42, 70, 0.85);
  --bg-glass: rgba(16, 24, 40, 0.75);
  
  /* Text */
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-dark: #0f172a;
  
  /* Accent & Gradients */
  --flame-red: #ff334b;
  --flame-orange: #ff6b2b;
  --flame-gold: #ffb800;
  --accent-cyan: #00d4ff;
  --accent-purple: #8b5cf6;
  
  --grad-flame: linear-gradient(135deg, #ff334b 0%, #ff6b2b 50%, #ffb800 100%);
  --grad-flame-subtle: linear-gradient(135deg, rgba(255, 51, 75, 0.15) 0%, rgba(255, 107, 43, 0.15) 50%, rgba(255, 184, 0, 0.15) 100%);
  --grad-cyan: linear-gradient(135deg, #00d4ff 0%, #0284c7 100%);
  --grad-gold: linear-gradient(135deg, #ffd700 0%, #f59e0b 100%);
  --grad-dark: linear-gradient(180deg, #070a12 0%, #0c111e 50%, #070a12 100%);
  --grad-hero: radial-gradient(circle at 50% 20%, rgba(255, 87, 34, 0.18) 0%, rgba(12, 17, 30, 0) 70%);

  /* Borders & Shadows */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(255, 107, 43, 0.35);
  --border-focus: #ff6b2b;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 25px rgba(255, 107, 43, 0.35);
  --shadow-glow-cyan: 0 0 25px rgba(0, 212, 255, 0.3);

  /* Spacing & Sizes */
  --container-max: 1200px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Typography - Mincho / Serif */
  --font-base: 'Noto Serif JP', 'Shippori Mincho', 'Yu Mincho', '游明朝', 'Hiragino Mincho ProN', 'ヒラギノ明朝 ProN', 'MS P明朝', serif;
  --font-display: 'Shippori Mincho', 'Noto Serif JP', 'Yu Mincho', '游明朝', serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Transitions */
  --trans-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --trans-base: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --trans-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-base);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.85;
  letter-spacing: 0.02em;
  overflow-x: hidden;
  position: relative;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: #25334d;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--flame-orange);
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-primary);
  letter-spacing: 0.03em;
}

p {
  color: var(--text-secondary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--trans-fast);
}

ul, ol {
  list-style: none;
}

img, svg {
  vertical-align: middle;
  max-width: 100%;
}

button, input, select, textarea {
  font: inherit;
}

/* Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.text-gradient {
  background: var(--grad-flame);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.text-cyan {
  color: var(--accent-cyan);
}

.text-gold {
  color: var(--flame-gold);
}

.text-highlight {
  position: relative;
  display: inline-block;
}
.text-highlight::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 100%;
  height: 6px;
  background: rgba(255, 107, 43, 0.4);
  z-index: -1;
  border-radius: 2px;
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: rgba(255, 107, 43, 0.12);
  color: var(--flame-gold);
  border: 1px solid rgba(255, 107, 43, 0.3);
  backdrop-filter: blur(8px);
}
.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--flame-orange);
  box-shadow: 0 0 10px var(--flame-orange);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all var(--trans-base);
  text-align: center;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--grad-flame);
  color: #fff;
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(255, 107, 43, 0.6);
  color: #fff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-outline-flame {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--flame-orange);
}
.btn-outline-flame:hover {
  background: rgba(255, 107, 43, 0.15);
  box-shadow: 0 0 20px rgba(255, 107, 43, 0.3);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

/* Section Common */
.section {
  padding: 100px 0;
  position: relative;
}

.section-darker {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 60px;
}

.section-tag {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--flame-gold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 18px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* Card Style */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  padding: 32px;
  transition: all var(--trans-base);
  box-shadow: var(--shadow-sm);
}

.glass-card:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

/* --------------------------------------------------------------------------
   Header / Navigation
   -------------------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 76px;
  z-index: 1000;
  transition: all var(--trans-base);
  display: flex;
  align-items: center;
  background: rgba(7, 10, 18, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header.scrolled {
  background: rgba(7, 10, 18, 0.95);
  height: 68px;
  border-bottom-color: var(--border-subtle);
  box-shadow: var(--shadow-md);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text-primary);
}

.logo-flame {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--grad-flame);
  border-radius: 8px;
  box-shadow: 0 0 15px rgba(255, 107, 43, 0.5);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  line-height: 1.1;
}

.logo-sub {
  font-size: 0.65rem;
  color: var(--flame-gold);
  letter-spacing: 0.1em;
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 1.8vw, 26px);
  flex-shrink: 0;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 6px 0;
  white-space: nowrap;
  word-break: keep-all;
  flex-shrink: 0;
}

.nav-link.nav-link-cg {
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.15;
  text-align: center;
  padding: 2px 0;
  letter-spacing: 0.04em;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--grad-flame);
  transition: width var(--trans-fast);
  border-radius: 2px;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 140px 0 80px;
  display: flex;
  align-items: center;
  background: var(--grad-dark);
  background-image: var(--grad-hero);
  overflow: hidden;
}

#particleCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 940px;
  margin: 0 auto;
}

.hero-organizer-pill {
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.hero-tagline {
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  font-weight: 700;
  color: var(--flame-gold);
  margin-bottom: 30px;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.hero-tagline::before,
.hero-tagline::after {
  content: '';
  display: inline-block;
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--flame-gold));
}
.hero-tagline::after {
  background: linear-gradient(90deg, var(--flame-gold), transparent);
}

.hero-lead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 780px;
  margin: 0 auto 40px;
}

/* Date & Place Cards in Hero */
.hero-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 820px;
  margin: 0 auto 40px;
}

.hero-meta-box {
  background: rgba(18, 25, 42, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  text-align: left;
  position: relative;
  backdrop-filter: blur(12px);
  transition: var(--trans-base);
}

.hero-meta-box:hover {
  border-color: var(--border-glow);
  transform: translateY(-2px);
}

.meta-box-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--flame-gold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.meta-box-date {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 4px;
}

.meta-box-place {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Countdown */
.hero-countdown {
  background: rgba(12, 17, 30, 0.85);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 24px 30px;
  max-width: 680px;
  margin: 0 auto 40px;
  box-shadow: 0 0 30px rgba(255, 107, 43, 0.15);
}

.countdown-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--flame-gold);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.countdown-timer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
}

.timer-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 70px;
}

.timer-number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  width: 100%;
  text-align: center;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.5);
}

.timer-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 6px;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.timer-separator {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--flame-orange);
  margin-top: -20px;
}

/* Hero CTA */
.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   News & Highlights Bar
   -------------------------------------------------------------------------- */
.news-bar {
  background: rgba(19, 27, 46, 0.85);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 0;
  backdrop-filter: blur(8px);
}

.news-inner {
  display: flex;
  align-items: center;
  gap: 20px;
}

.news-badge {
  background: var(--flame-orange);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.news-items {
  display: flex;
  align-items: center;
  gap: 30px;
  overflow-x: auto;
  white-space: nowrap;
  font-size: 0.9rem;
  scrollbar-width: none;
}
.news-items::-webkit-scrollbar {
  display: none;
}

.news-item {
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.news-date {
  color: var(--flame-gold);
  font-family: var(--font-display);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Statement / Vision (開催趣旨)
   -------------------------------------------------------------------------- */
.vision-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.vision-quote {
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.6;
  color: #fff;
  margin-bottom: 24px;
}

.vision-text p {
  margin-bottom: 18px;
  font-size: 1.02rem;
  line-height: 1.8;
}

.vision-card-box {
  background: var(--grad-flame-subtle);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
  overflow: hidden;
}

.vision-card-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255, 107, 43, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.vision-points {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.point-item {
  display: flex;
  gap: 16px;
}

.point-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 107, 43, 0.2);
  border: 1px solid rgba(255, 107, 43, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--flame-gold);
  flex-shrink: 0;
}

.point-content h4 {
  font-size: 1.15rem;
  margin-bottom: 6px;
  color: #fff;
}

.point-content p {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Overview / 3-Pillars Section
   -------------------------------------------------------------------------- */
.pillars-grid {
  display: grid;
  grid-template-columns: 1fr 1.18fr 1fr;
  gap: 24px;
  margin-top: 48px;
  align-items: stretch;
}

.pillar-card {
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all var(--trans-base);
  overflow: hidden;
}

/* Subdued Stage Cards (CHALLENGE GATE & 交流会) */
.pillar-card.subdued {
  background: rgba(12, 17, 30, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.07);
  box-shadow: none;
  opacity: 0.75;
  filter: saturate(0.85);
}

.pillar-card.subdued::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: rgba(255, 255, 255, 0.12);
  transition: var(--trans-fast);
}

.pillar-card.subdued:hover {
  opacity: 1;
  filter: saturate(1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-4px);
  background: rgba(15, 22, 40, 0.65);
}

.pillar-card.subdued .pillar-step {
  color: #94a3b8;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.pillar-card.subdued .pillar-title {
  font-size: 1.25rem;
  color: #cbd5e1;
  margin-bottom: 10px;
}

.pillar-card.subdued .pillar-date {
  color: #94a3b8;
  font-size: 0.85rem;
  margin-bottom: 14px;
}

.pillar-card.subdued .pillar-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.pillar-card.subdued .pillar-meta-list {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 14px;
  margin-bottom: 20px;
  gap: 8px;
  font-size: 0.82rem;
}

.pillar-card.subdued .pillar-meta-val {
  color: #cbd5e1;
}

/* Featured Hero Stage Card (OCS 本番サミット) - 主役として圧倒的に際立たせる */
.pillar-card.featured {
  background: linear-gradient(180deg, rgba(38, 20, 26, 0.95) 0%, rgba(15, 20, 36, 0.98) 100%);
  border: 2px solid var(--flame-gold);
  border-radius: var(--radius-lg);
  padding: 42px 30px 36px;
  box-shadow: 0 20px 50px -10px rgba(255, 107, 43, 0.35), 0 0 35px rgba(255, 51, 75, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  position: relative;
  z-index: 2;
}

@media (min-width: 1025px) {
  .pillar-card.featured {
    transform: translateY(-12px);
  }
  .pillar-card.featured:hover {
    transform: translateY(-18px);
    box-shadow: 0 26px 60px -8px rgba(255, 107, 43, 0.45), 0 0 45px rgba(255, 51, 75, 0.3);
  }
}

.pillar-card.featured::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: var(--grad-flame);
}

.pillar-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  align-self: flex-start;
  padding: 5px 14px;
  background: var(--grad-flame);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  border-radius: 9999px;
  margin-bottom: 14px;
  box-shadow: 0 2px 12px rgba(255, 107, 43, 0.45);
  text-transform: uppercase;
}

.pillar-card.featured .pillar-step {
  color: var(--flame-gold);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin-bottom: 8px;
}

.pillar-card.featured .pillar-title {
  font-size: 1.65rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 14px;
  background: linear-gradient(135deg, #ffffff 40%, var(--flame-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 25px rgba(255, 107, 43, 0.2);
}

.pillar-card.featured .pillar-date {
  color: var(--flame-gold);
  font-size: 1rem;
  font-weight: 700;
  background: rgba(255, 107, 43, 0.12);
  border: 1px solid rgba(255, 107, 43, 0.3);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  width: fit-content;
  margin-bottom: 18px;
}

.pillar-card.featured .pillar-desc {
  font-size: 1rem;
  color: #f8fafc;
  line-height: 1.65;
  margin-bottom: 24px;
}

.pillar-card.featured .pillar-meta-list {
  border-top: 1px solid rgba(255, 107, 43, 0.25);
  background: rgba(255, 107, 43, 0.05);
  border-radius: var(--radius-sm);
  padding: 16px;
  gap: 12px;
  font-size: 0.92rem;
  margin-bottom: 24px;
}

.pillar-card.featured .pillar-meta-label {
  color: #cbd5e1;
}

.pillar-card.featured .pillar-meta-val {
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 700;
}

.pillar-card.featured .pillar-hero-btn {
  background: var(--grad-flame);
  color: #ffffff !important;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 14px 24px;
  box-shadow: 0 6px 20px rgba(255, 107, 43, 0.4);
  border: none;
  text-align: center;
  border-radius: var(--radius-sm);
}

.pillar-card.featured .pillar-hero-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(255, 107, 43, 0.6);
}

.pillar-step {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--flame-gold);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.pillar-title {
  font-size: 1.45rem;
  margin-bottom: 12px;
  line-height: 1.3;
}

.pillar-date {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--accent-cyan);
  margin-bottom: 16px;
  font-weight: 600;
}

.pillar-desc {
  font-size: 0.95rem;
  margin-bottom: 24px;
  flex-grow: 1;
}

.pillar-meta-list {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 16px;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.88rem;
}

.pillar-meta-row {
  display: flex;
  justify-content: space-between;
}

.pillar-meta-label {
  color: var(--text-muted);
}
.pillar-meta-val {
  color: var(--text-primary);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   CHALLENGE GATE (Program 1)
   -------------------------------------------------------------------------- */
.gate-banner {
  background: linear-gradient(135deg, rgba(255, 51, 75, 0.15), rgba(0, 212, 255, 0.08));
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}

.gate-banner-left {
  max-width: 680px;
}

.gate-banner-title {
  font-size: 1.7rem;
  margin-bottom: 12px;
}

.gate-features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.gate-feature-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  transition: var(--trans-base);
}

.gate-feature-item:hover {
  border-color: var(--border-glow);
  transform: translateY(-3px);
}

.feature-icon-box {
  width: 50px;
  height: 50px;
  margin: 0 auto 16px;
  border-radius: 12px;
  background: rgba(255, 107, 43, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--flame-gold);
}

.gate-feature-item h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.gate-feature-item p {
  font-size: 0.85rem;
  line-height: 1.6;
}

/* Prize Box */
.prize-container {
  background: linear-gradient(180deg, rgba(255, 184, 0, 0.12) 0%, rgba(19, 27, 46, 0.6) 100%);
  border: 2px solid rgba(255, 184, 0, 0.4);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-bottom: 40px;
  text-align: center;
  position: relative;
  box-shadow: 0 0 40px rgba(255, 184, 0, 0.15);
}

.prize-total-title {
  font-size: 1.1rem;
  color: var(--flame-gold);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.prize-total-amount {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 900;
  color: #fff;
  text-shadow: 0 0 25px rgba(255, 184, 0, 0.5);
  margin-bottom: 30px;
}

.prize-grid {
  display: grid;
  grid-template-columns: 1.3fr 1.3fr 1fr;
  gap: 20px;
}

.prize-card {
  background: rgba(12, 17, 30, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  transition: var(--trans-base);
}

.prize-card.grand {
  border-color: rgba(255, 184, 0, 0.6);
  background: rgba(255, 184, 0, 0.08);
  box-shadow: 0 0 20px rgba(255, 184, 0, 0.2);
}

.prize-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.prize-card.grand .prize-name {
  color: var(--flame-gold);
}

.prize-val {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
}

.prize-note {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Schedule & Flow of CHALLENGE GATE */
.gate-flow-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px;
  margin-bottom: 40px;
}

.gate-timeline-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
  margin-top: 24px;
}

.timeline-step-card {
  background: rgba(12, 17, 30, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  position: relative;
}

.timeline-step-badge {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--flame-orange);
  margin-bottom: 6px;
}

.timeline-step-date {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
}

.timeline-step-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.timeline-step-desc {
  font-size: 0.83rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* Criteria Grid */
.criteria-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 30px;
}

.criteria-card {
  background: rgba(12, 17, 30, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px;
}

.criteria-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--flame-gold);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.criteria-desc {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Summit Day (Program 2)
   -------------------------------------------------------------------------- */
.summit-parts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 40px;
}

.summit-part-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--trans-base);
}

.summit-part-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
}

.part-badge {
  display: inline-block;
  background: rgba(255, 107, 43, 0.15);
  color: var(--flame-orange);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  width: fit-content;
}

.part-title {
  font-size: 1.35rem;
  margin-bottom: 12px;
  line-height: 1.3;
}

.part-desc {
  font-size: 0.92rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.part-details-box {
  background: rgba(12, 17, 30, 0.7);
  border-radius: var(--radius-sm);
  padding: 14px;
  font-size: 0.85rem;
  border-left: 3px solid var(--flame-orange);
}

/* --------------------------------------------------------------------------
   Timetable Section
   -------------------------------------------------------------------------- */
.timetable-container {
  max-width: 880px;
  margin: 0 auto;
}

.timeline {
  position: relative;
  padding-left: 44px;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 15px;
  bottom: 20px;
  left: 16px;
  width: 3px;
  background: linear-gradient(180deg, var(--flame-orange) 0%, var(--flame-gold) 70%, rgba(255, 184, 0, 0.3) 100%);
  border-radius: 999px;
}

.timeline-row {
  position: relative;
  margin-bottom: 20px;
}

.timeline-row:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -44px;
  top: 24px;
  width: 35px;
  height: 35px;
  border-radius: 50%;
  background: #0b0f19;
  border: 2px solid var(--flame-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  box-shadow: 0 0 14px rgba(255, 107, 43, 0.45);
}

.timeline-dot-inner {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--flame-gold);
  box-shadow: 0 0 8px rgba(255, 184, 0, 0.8);
}

/* 全項目統一の洗練されたタイムテーブルカード */
.timeline-card {
  background: rgba(14, 20, 36, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-left: 4px solid var(--flame-gold);
  border-radius: var(--radius-md);
  padding: 20px 26px;
  display: flex;
  align-items: center;
  gap: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(10px);
  transition: all var(--trans-base);
}

.timeline-card:hover {
  border-color: rgba(255, 184, 0, 0.5);
  border-left-color: var(--flame-orange);
  background: rgba(22, 31, 56, 0.95);
  box-shadow: 0 8px 30px rgba(255, 107, 43, 0.22);
  transform: translateX(4px);
}

/* 全項目統一の視認性抜群タイムカプセルバッジ */
.time-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 107, 43, 0.12);
  border: 1px solid rgba(255, 184, 0, 0.35);
  border-radius: var(--radius-sm);
  color: var(--flame-gold);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  padding: 10px 18px;
  white-space: nowrap;
  min-width: 145px;
  text-align: center;
  flex-shrink: 0;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.time-content {
  flex-grow: 1;
}

.time-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 5px;
  line-height: 1.35;
  letter-spacing: 0.02em;
}

.time-desc {
  font-size: 0.92rem;
  color: #cbd5e1;
  line-height: 1.6;
  margin: 0;
}

/* --------------------------------------------------------------------------
   After Party / 交流会
   -------------------------------------------------------------------------- */
.after-party-box {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(255, 107, 43, 0.1) 100%);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: var(--radius-lg);
  padding: 44px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
}

.party-title {
  font-size: 1.8rem;
  margin-bottom: 14px;
}

.party-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 20px;
}

.party-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
}

.party-list-item svg {
  color: var(--accent-cyan);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Sponsorship Section
   -------------------------------------------------------------------------- */
.sponsor-quote-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
  text-align: center;
  max-width: 820px;
  margin: 0 auto 50px;
}

.sponsor-table-wrapper {
  overflow-x: auto;
  margin-bottom: 40px;
}

.sponsor-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.sponsor-table th,
.sponsor-table td {
  padding: 20px 24px;
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
}

.sponsor-table th {
  background: rgba(12, 17, 30, 0.85);
  font-weight: 700;
  font-size: 1.1rem;
}

.sponsor-table th:first-child,
.sponsor-table td:first-child {
  text-align: left;
  font-weight: 600;
}

.sponsor-table .col-platinum {
  background: rgba(255, 184, 0, 0.08);
  border-left: 1px solid rgba(255, 184, 0, 0.3);
  border-right: 1px solid rgba(255, 184, 0, 0.3);
}

.sponsor-table th.col-platinum {
  color: var(--flame-gold);
}

.plan-price {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  margin-top: 6px;
  color: #fff;
}

.sponsor-policy-card {
  background: rgba(12, 17, 30, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  font-size: 0.9rem;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Organizers & Ecosystem
   -------------------------------------------------------------------------- */
.organizer-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 40px;
}

.org-profile-box {
  text-align: center;
}

.org-avatar-badge {
  width: 140px;
  max-width: 100%;
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35), 0 0 15px rgba(255, 184, 0, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.8);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.org-avatar-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.45), 0 0 20px rgba(255, 184, 0, 0.25);
}

.org-logo-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}

.org-name {
  font-size: 1.35rem;
  margin-bottom: 4px;
}

.org-role {
  font-size: 0.85rem;
  color: var(--flame-gold);
}

.org-bio p {
  margin-bottom: 16px;
  font-size: 0.95rem;
  line-height: 1.8;
}

.org-activities-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.tag-pill {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.partners-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.partner-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
}

.partner-box-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--flame-gold);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.partner-box-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

/* --------------------------------------------------------------------------
   Access / Venue Section
   -------------------------------------------------------------------------- */
.venue-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.venue-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.venue-tag {
  color: var(--flame-orange);
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 8px;
  display: inline-block;
}

.venue-name {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.venue-address {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.venue-guide-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
}

/* --------------------------------------------------------------------------
   FAQ Section (Accordion)
   -------------------------------------------------------------------------- */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--trans-fast);
}

.faq-item.active {
  border-color: var(--border-glow);
}

.faq-question {
  padding: 22px 26px;
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}

.faq-q-text {
  display: flex;
  align-items: center;
  gap: 14px;
}

.faq-q-icon {
  color: var(--flame-orange);
  font-weight: 800;
  font-size: 1.15rem;
}

.faq-chevron {
  transition: transform var(--trans-fast);
  color: var(--text-muted);
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  color: var(--flame-orange);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--trans-base);
  background: rgba(12, 17, 30, 0.4);
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 26px 24px 54px;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   CTA / Registration Section
   -------------------------------------------------------------------------- */
.cta-section {
  background: var(--grad-flame-subtle);
  border-top: 1px solid var(--border-glow);
  border-bottom: 1px solid var(--border-glow);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-box {
  max-width: 840px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  margin-bottom: 18px;
}

.cta-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
}

.cta-buttons-wrapper {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: #04060a;
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0 30px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 16px;
  max-width: 360px;
}

.footer-col h5 {
  font-size: 0.95rem;
  color: #fff;
  margin-bottom: 16px;
  font-weight: 700;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.footer-links a:hover {
  color: var(--flame-gold);
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Modal Dialogs & Toast Notifications
   -------------------------------------------------------------------------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 6, 10, 0.8);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--trans-base);
  padding: 20px;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--bg-primary);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 36px;
  position: relative;
  transform: translateY(20px) scale(0.95);
  transition: all var(--trans-base);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
}

.modal-overlay.active .modal-content {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.06);
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--trans-fast);
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.modal-header {
  margin-bottom: 24px;
}

.modal-title {
  font-size: 1.5rem;
  margin-bottom: 6px;
}

.modal-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Forms inside Modal */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: rgba(12, 17, 30, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: #fff;
  outline: none;
  transition: var(--trans-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--flame-orange);
  box-shadow: 0 0 10px rgba(255, 107, 43, 0.3);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--bg-card);
  border: 1px solid var(--flame-orange);
  color: #fff;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  z-index: 3000;
  display: flex;
  align-items: center;
  gap: 12px;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--trans-base);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* --------------------------------------------------------------------------
   Responsive Media Queries
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .pillars-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
    margin-left: auto;
    margin-right: auto;
  }

  .summit-parts-grid,
  .gate-features-grid,
  .criteria-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .gate-timeline-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .organizer-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .org-activities-tags {
    justify-content: center;
  }

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

@media (max-width: 768px) {
  .section {
    padding: 70px 0;
  }

  .nav-links,
  .header-cta {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  /* Mobile Drawer Menu */
  .mobile-menu {
    position: fixed;
    top: 76px;
    left: 0;
    width: 100%;
    height: calc(100vh - 76px);
    background: var(--bg-primary);
    padding: 30px 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    transform: translateX(100%);
    transition: transform var(--trans-base);
    z-index: 999;
    overflow-y: auto;
  }

  .mobile-menu.open {
    transform: translateX(0);
  }

  .mobile-nav-link {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    padding: 12px 0;
    border-bottom: 1px solid var(--border-subtle);
  }

  .hero-meta-grid,
  .vision-grid,
  .after-party-box,
  .venue-grid,
  .partners-row,
  .footer-top {
    grid-template-columns: 1fr;
  }

  .pillars-grid,
  .summit-parts-grid,
  .gate-features-grid,
  .criteria-grid,
  .gate-timeline-steps {
    grid-template-columns: 1fr;
  }

  .countdown-timer {
    gap: 8px;
  }

  .timer-unit {
    min-width: 54px;
  }

  .timer-number {
    font-size: 1.6rem;
    padding: 4px 8px;
  }

  .timer-separator {
    font-size: 1.4rem;
  }

  .timeline {
    padding-left: 28px;
  }
  .timeline::before {
    left: 8px;
  }
  .timeline-dot {
    left: -28px;
    width: 24px;
    height: 24px;
    top: 20px;
  }
  .timeline-dot-inner {
    width: 8px;
    height: 8px;
  }
  .timeline-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 18px 20px;
  }
  .time-badge {
    min-width: auto;
    padding: 6px 14px;
    font-size: 0.95rem;
  }
}