/* ============================================
   VibeTime Landing Page — Gold & Cream White
   Luxury, Clean, Elegant
   ============================================ */

/* --- Design Tokens --- */
:root {
  /* Gold Palette */
  --gold-100: #FBF7EF;
  --gold-200: #F5EDDA;
  --gold-300: #E8D5A3;
  --gold-400: #D4B96C;
  --gold-500: #C4A44A;
  --gold-600: #A8893A;
  --gold-700: #8B6F2E;

  /* Cream / Neutral */
  --cream: #FDFBF7;
  --cream-warm: #FAF6EE;
  --cream-deep: #F2EDE2;

  /* Text */
  --text-primary: #2C2418;
  --text-secondary: #6B5D4D;
  --text-tertiary: #9A8D7C;
  --text-light: #B8AD9E;

  /* Surface */
  --surface-white: #FFFFFF;
  --surface-elevated: #FEFCF8;

  /* Border */
  --border-light: rgba(196, 164, 74, 0.15);
  --border-gold: rgba(196, 164, 74, 0.3);

  /* Spacing */
  --section-padding: 96px 0;
  --container-width: 480px;

  /* Typography */
  --font-serif: 'Cormorant Garamond', 'Georgia', serif;
  --font-sans: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: var(--font-sans);
  background: var(--cream);
  color: var(--text-primary);
  line-height: 1.8;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

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

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(253, 251, 247, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  transition: all 0.4s var(--ease-out);
}

.header.scrolled {
  background: rgba(253, 251, 247, 0.95);
  box-shadow: 0 1px 20px rgba(196, 164, 74, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-icon {
  font-size: 18px;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 500;
  color: var(--gold-600);
  letter-spacing: 1px;
}

.header-cta {
  font-size: 13px;
  font-weight: 400;
  color: var(--gold-600);
  padding: 8px 20px;
  border: 1px solid var(--border-gold);
  border-radius: 100px;
  transition: all 0.3s var(--ease-out);
  letter-spacing: 0.5px;
}

.header-cta:hover {
  background: var(--gold-500);
  color: white;
  border-color: var(--gold-500);
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 400;
  letter-spacing: 0.5px;
  border: none;
  cursor: pointer;
  transition: all 0.4s var(--ease-out);
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-400));
  color: white;
  padding: 16px 40px;
  border-radius: 100px;
  font-size: 15px;
  box-shadow: 0 4px 24px rgba(196, 164, 74, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(196, 164, 74, 0.4);
  background: linear-gradient(135deg, var(--gold-600), var(--gold-500));
}

.btn-large {
  padding: 18px 48px;
  font-size: 16px;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(212, 185, 108, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(196, 164, 74, 0.06) 0%, transparent 50%),
    linear-gradient(180deg, var(--cream-warm) 0%, var(--cream) 100%);
}

.hero-bg::before {
  content: '';
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 120px;
  background: linear-gradient(180deg, transparent, var(--gold-300), transparent);
  opacity: 0.4;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero-label {
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 400;
  color: var(--gold-500);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 32px;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out) 0.2s forwards;
}

.hero-title {
  font-family: var(--font-sans);
  font-size: 28px;
  font-weight: 200;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 32px;
  letter-spacing: -0.5px;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out) 0.4s forwards;
}

.hero-title-accent {
  color: var(--gold-600);
  font-weight: 400;
}

.hero-sub {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 2;
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out) 0.6s forwards;
}

.hero-beta {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out) 0.7s forwards;
}

.hero .btn {
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-out) 0.8s forwards;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  animation: fadeIn 1s var(--ease-out) 1.2s forwards;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--gold-400), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* --- Section Common --- */
.section {
  padding: var(--section-padding);
  position: relative;
}

.section-label {
  font-family: var(--font-serif);
  font-size: 12px;
  font-weight: 400;
  color: var(--gold-500);
  letter-spacing: 3px;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-sans);
  font-size: 24px;
  font-weight: 300;
  line-height: 1.5;
  text-align: center;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.section-divider {
  width: 32px;
  height: 1px;
  background: var(--gold-400);
  margin: 28px auto 40px;
}

.section-desc {
  font-size: 14px;
  color: var(--text-secondary);
  text-align: center;
  line-height: 2;
}

.section-note {
  font-size: 13px;
  color: var(--text-tertiary);
  text-align: center;
  line-height: 1.9;
  margin-top: 40px;
}

/* --- About Section --- */
.section-about {
  background: var(--surface-white);
}

.section-about .section-desc {
  margin-bottom: 48px;
}

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 0;
}

.card {
  background: var(--cream-warm);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 32px 24px;
  text-align: center;
  transition: all 0.4s var(--ease-out);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(196, 164, 74, 0.1);
  border-color: var(--border-gold);
}

.card-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(196, 164, 74, 0.1), rgba(196, 164, 74, 0.05));
  border-radius: 50%;
  color: var(--gold-600);
}

.card-title {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.card-desc {
  font-size: 13px;
  color: var(--text-tertiary);
  line-height: 1.7;
}

/* --- Time Section --- */
.section-time {
  background: var(--cream);
}

.time-content .section-desc {
  margin-bottom: 24px;
}

/* --- Elegant Quote --- */
.elegant-quote {
  position: relative;
  margin: 40px 0 0;
  padding: 32px 24px;
  background: linear-gradient(135deg, rgba(196, 164, 74, 0.06), rgba(196, 164, 74, 0.02));
  border-left: 2px solid var(--gold-400);
  border-radius: 0 12px 12px 0;
  font-size: 14px;
  color: var(--text-secondary);
  text-align: left;
  line-height: 2;
}

.quote-highlight {
  color: var(--gold-600);
  font-weight: 500;
}

/* --- Trust Section --- */
.section-trust {
  background: var(--surface-white);
}

.section-trust .section-desc {
  margin-bottom: 40px;
}

.trust-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.trust-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border-light);
}

.trust-item:last-child {
  border-bottom: none;
}

.trust-number {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 300;
  color: var(--gold-400);
  flex-shrink: 0;
  line-height: 1;
  padding-top: 2px;
}

.trust-text h4 {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.trust-text p {
  font-size: 13px;
  color: var(--text-tertiary);
}

/* --- Members Section --- */
.section-members {
  background: var(--cream);
}

.section-members .section-desc {
  margin-bottom: 40px;
}

.members-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 0;
}

.member-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--surface-white);
  border: 1px solid var(--border-gold);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 400;
  color: var(--text-primary);
  transition: all 0.3s var(--ease-out);
}

.member-tag:hover {
  background: linear-gradient(135deg, rgba(196, 164, 74, 0.08), rgba(196, 164, 74, 0.03));
  border-color: var(--gold-400);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(196, 164, 74, 0.12);
}

.member-tag-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-500);
  flex-shrink: 0;
}

.members-quote {
  margin-top: 32px;
}

/* --- Experience Section --- */
.section-experience {
  background: var(--cream);
}

.experience-list {
  margin-bottom: 40px;
}

.experience-item {
  text-align: center;
  padding: 12px 0;
}

.experience-scenario {
  font-size: 15px;
  color: var(--text-secondary);
  font-weight: 300;
}

.experience-desc {
  margin-bottom: 0;
}

/* --- Fit Section --- */
.section-fit {
  background: var(--surface-white);
}

.fit-list {
  max-width: 320px;
  margin: 0 auto;
}

.fit-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 14px;
  color: var(--text-secondary);
}

.fit-item:last-child {
  border-bottom: none;
}

.fit-dot {
  width: 6px;
  height: 6px;
  background: var(--gold-400);
  border-radius: 50%;
  flex-shrink: 0;
}

/* --- Process Section --- */
.section-process {
  background: var(--cream);
}

.process-steps {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  margin-bottom: 0;
}

.process-step {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  width: 100%;
  padding: 0;
}

.process-num {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--gold-500), var(--gold-400));
  color: white;
  border-radius: 50%;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 500;
  flex-shrink: 0;
}

.process-content h4 {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 4px;
  padding-top: 6px;
}

.process-content p {
  font-size: 13px;
  color: var(--text-tertiary);
  line-height: 1.6;
}

.process-connector {
  width: 1px;
  height: 24px;
  background: var(--gold-300);
  margin-left: 18px;
  opacity: 0.5;
}

/* --- Beta Section --- */
.section-beta {
  background: var(--surface-white);
}

.beta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
}

.beta-item {
  background: var(--cream-warm);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 24px 16px;
  text-align: center;
}

.beta-icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-500);
}

.beta-item p {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 400;
}

.beta-notice {
  font-size: 12px;
  color: var(--text-tertiary);
  text-align: center;
}

/* --- CTA Section --- */
.section-cta {
  background:
    radial-gradient(ellipse at 50% 100%, rgba(196, 164, 74, 0.1) 0%, transparent 60%),
    linear-gradient(180deg, var(--cream) 0%, var(--cream-deep) 100%);
  padding: 100px 0 120px;
  text-align: center;
}

.cta-title {
  font-family: var(--font-sans);
  font-size: 24px;
  font-weight: 300;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 32px;
  letter-spacing: -0.3px;
}

.cta-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 2;
  margin-bottom: 24px;
}

.cta-sub {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-bottom: 36px;
}

.cta-ornament {
  width: 1px;
  height: 48px;
  background: linear-gradient(180deg, var(--gold-300), transparent);
  margin: 48px auto 0;
  opacity: 0.4;
}

/* --- Footer --- */
.footer {
  background: var(--text-primary);
  padding: 48px 0;
}

.footer-inner {
  text-align: center;
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 8px;
}

.footer .logo-text {
  color: var(--gold-400);
  font-size: 20px;
}

.footer-tagline {
  font-family: var(--font-serif);
  font-size: 11px;
  color: var(--gold-700);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.footer-links {
  margin-bottom: 20px;
}

.footer-links a {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.4);
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--gold-400);
}

.footer-sep {
  margin: 0 12px;
  color: rgba(255, 255, 255, 0.15);
  font-size: 12px;
}

.footer-copy {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.2);
}

/* --- Animations --- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scrollPulse {
  0%, 100% {
    opacity: 0.3;
    transform: scaleY(1);
  }
  50% {
    opacity: 0.8;
    transform: scaleY(1.2);
  }
}

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

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (min-width: 480px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .card {
    padding: 28px 16px;
  }
}

@media (min-width: 768px) {
  :root {
    --container-width: 640px;
    --section-padding: 120px 0;
  }

  .header-inner {
    height: 72px;
  }

  .hero-title {
    font-size: 36px;
  }

  .section-title {
    font-size: 28px;
  }

  .card-grid {
    gap: 20px;
  }

  .card {
    padding: 36px 24px;
  }

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

@media (min-width: 1024px) {
  :root {
    --container-width: 720px;
  }

  .hero-title {
    font-size: 40px;
  }

  .section-title {
    font-size: 32px;
  }
}