/* CSS Reset & Variables */
:root {
  --color-bg: #FAF9F6;
  --color-text: #2C3539;
  --color-primary: #D4AF37;       /* Gold */
  --color-primary-dark: #B5952F;  
  --color-secondary: #1A2B3C;     /* Navy */
  --color-accent: #8FAAB8;        /* Soft Blue */
  --color-white: #FFFFFF;
  --font-serif: 'Noto Serif JP', 'Cormorant Garamond', serif;
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

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

body {
  font-family: var(--font-serif);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.8;
  overflow-x: hidden;
  position: relative;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 400;
  line-height: 1.4;
}

p {
  font-family: var(--font-serif);
  font-size: 1rem;
  letter-spacing: 0.05em;
}

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

/* Layout Utilities */
.section {
  padding: 100px 20px;
  position: relative;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.text-center { text-align: center; }
.mt-8 { margin-top: 2rem; }
.pl-4 { padding-left: 2rem; }

.flex-row {
  display: flex;
  flex-direction: row;
  gap: 40px;
  align-items: center;
}

.flex-row-reverse {
  display: flex;
  flex-direction: row-reverse;
  gap: 40px;
  align-items: center;
}

.flex-col {
  flex: 1;
}

/* Backgrounds */
.bg-light-blue {
  background: linear-gradient(135deg, rgba(143, 170, 184, 0.1) 0%, rgba(250, 249, 246, 1) 100%);
}

.bg-dark {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

.text-white { color: var(--color-white) !important; }

/* Buttons */
.btn-primary {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 15px 40px;
  border-radius: 50px;
  font-family: var(--font-sans);
  font-weight: 400;
  letter-spacing: 0.1em;
  font-size: 0.95rem;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
}

.btn-primary.large {
  padding: 20px 60px;
  font-size: 1.1rem;
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
  animation: bgZoom 20s infinite alternate linear;
}

@keyframes bgZoom {
  0% { transform: scale(1); }
  100% { transform: scale(1.1); }
}

.hero-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(to bottom, rgba(26, 43, 60, 0.4) 0%, rgba(26, 43, 60, 0.6) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--color-white);
  padding: 0 20px;
}

.hero-logos {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  margin-bottom: 20px;
  display: inline-flex;
  align-items: center;
  gap: 15px;
  opacity: 0.8;
}

.hero-logos .x-mark {
  color: var(--color-primary);
  font-size: 1.2rem;
}

.hero-title {
  font-family: var(--font-sans);
  font-size: 4.5rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  margin-bottom: 20px;
  text-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.hero-subtitle {
  font-size: 1.8rem;
  line-height: 1.6;
  text-shadow: 0 2px 10px rgba(0,0,0,0.5);
  margin-bottom: 20px;
}

/* Section Headings */
.section-title {
  font-size: 2.5rem;
  margin-bottom: 30px;
  color: var(--color-secondary);
}

.section-desc {
  font-size: 1.1rem;
  max-width: 800px;
  margin: 0 auto;
}

.eyebrow {
  font-family: var(--font-sans);
  color: var(--color-primary);
  letter-spacing: 0.2em;
  font-size: 0.9rem;
  text-transform: uppercase;
  margin-bottom: 10px;
}

/* Images */
.rounded-img {
  width: 100%;
  border-radius: 12px;
  transition: var(--transition);
}

.rounded-img:hover {
  transform: scale(1.02);
}

.shadow-lg {
  box-shadow: 0 20px 40px rgba(26, 43, 60, 0.1);
}

/* Collab Section */
.collab-name {
  font-size: 1.8rem;
  color: var(--color-secondary);
  line-height: 1.4;
  margin-bottom: 25px;
}

.collab-x {
  color: var(--color-primary);
  font-size: 1.5rem;
}

.collab-text {
  font-size: 1.05rem;
}

/* Plan Section */
.plan-header {
  margin-bottom: 50px;
}

.plan-name {
  font-family: var(--font-sans);
  font-size: 2rem;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-top: 10px;
}

.plan-price {
  font-size: 4rem;
  font-weight: 300;
  font-family: var(--font-sans);
  color: var(--color-secondary);
  line-height: 1;
  margin: 10px 0;
}

.plan-price .currency {
  font-size: 2rem;
  vertical-align: top;
  margin-right: 5px;
}

.plan-price .tax {
  font-size: 0.9rem;
  font-family: var(--font-serif);
}

.plan-note {
  font-size: 0.9rem;
  color: #666;
}

.plan-features {
  background: var(--color-white);
  padding: 50px;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
  max-width: 800px;
  margin: 0 auto;
}

.features-title {
  text-align: center;
  font-size: 1.5rem;
  color: var(--color-secondary);
  margin-bottom: 30px;
  position: relative;
}

.features-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background-color: var(--color-primary);
  margin: 15px auto 0;
}

.features-list {
  list-style: none;
}

.features-list li {
  padding: 15px 0;
  border-bottom: 1px solid rgba(0,0,0,0.05);
  font-size: 1.1rem;
}

.features-list li:last-child {
  border-bottom: none;
}

.features-list li span {
  font-weight: 600;
  color: var(--color-secondary);
  display: block;
  margin-bottom: 5px;
}

/* Schedule Section */
.schedule-note {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  margin-bottom: 60px;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 80px;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  width: 1px;
  height: 100%;
  background-color: rgba(212, 175, 55, 0.3);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
}

.day-title {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 10px;
  font-family: var(--font-sans);
}

.day-subtitle {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--color-white);
  margin-left: 10px;
}

.day-desc {
  color: rgba(255,255,255,0.8);
  margin-bottom: 20px;
}

.time-list {
  list-style: none;
}

.time-list li {
  margin-bottom: 10px;
  color: var(--color-white);
  display: flex;
}

.time-list .time {
  font-family: var(--font-sans);
  color: var(--color-primary);
  width: 60px;
  font-weight: 300;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.decorative-box.glassy {
  width: 100%;
  height: 250px;
  border-radius: 12px;
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.1);
}

/* Benefits Section */
.benefit-cards {
  gap: 30px;
  margin-top: 50px;
  align-items: stretch;
}

.card {
  background: var(--color-white);
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.05);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 50px rgba(0,0,0,0.08);
}

.card-header {
  padding: 30px 30px 0;
  text-align: center;
}

.badge {
  display: inline-block;
  background: var(--color-secondary);
  color: var(--color-white);
  padding: 8px 20px;
  border-radius: 30px;
  font-size: 1rem;
  letter-spacing: 0.1em;
}

.badge.premium {
  background: var(--color-primary);
}

.sub-badge {
  font-size: 0.9rem;
  margin-top: 15px;
}

.card-body {
  padding: 30px;
}

.benefit-list {
  list-style: none;
}

.benefit-list li {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
  align-items: flex-start;
}

.benefit-list li:last-child {
  margin-bottom: 0;
}

.benefit-list .icon {
  color: var(--color-secondary);
  font-size: 1.2rem;
  margin-top: 2px;
}

.benefit-list .icon.gold {
  color: var(--color-primary);
}

.benefit-list .text {
  font-size: 1.05rem;
  line-height: 1.5;
}

.benefit-list .text small {
  color: #666;
  font-size: 0.85rem;
  display: block;
  margin-top: 2px;
}

.feature-card {
  border: 2px solid var(--color-primary);
}

/* Footer */
.footer {
  background-color: #111;
  color: rgba(255,255,255,0.5);
  padding: 40px 20px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
}

/* Animations */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.scale-in {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

.pulse {
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0.4); }
  70% { box-shadow: 0 0 0 15px rgba(212, 175, 55, 0); }
  100% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0); }
}

/* Responsive */
@media (max-width: 900px) {
  .flex-row, .flex-row-reverse {
    flex-direction: column;
  }
  
  .timeline::before {
    left: 20px;
  }
  
  .timeline-item {
    gap: 30px;
  }
  
  .hero-title {
    font-size: 3rem;
  }
  
  .plan-price {
    font-size: 3rem;
  }
  
  .pl-4 {
    padding-left: 0;
  }
  
  .hide-mobile {
    display: none;
  }
}