/* ========================================
   J-HOPE FANSITE - HOPE ON THE STAGE
   Red & Black Theme with GSAP Animations
   ======================================== */

/* CSS Variables */
:root {
  /* Primary Colors */
  --color-red-primary: #dc143c;
  --color-red-dark: #8b0000;
  --color-red-bright: #ff0000;
  --color-red-glow: rgba(220, 20, 60, 0.5);
  --color-red-subtle: rgba(220, 20, 60, 0.1);

  /* Background Colors */
  --color-black: #000000;
  --color-black-light: #0a0a0a;
  --color-black-lighter: #1a1a1a;
  --color-black-card: #111111;

  /* Text Colors */
  --color-white: #ffffff;
  --color-white-muted: rgba(255, 255, 255, 0.7);
  --color-white-dim: rgba(255, 255, 255, 0.5);

  /* Gradients */
  --gradient-hero: linear-gradient(
    180deg,
    #dc143c 0%,
    #8b0000 50%,
    #000000 100%
  );
  --gradient-card: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
  --gradient-glow: radial-gradient(
    circle,
    rgba(220, 20, 60, 0.3) 0%,
    transparent 70%
  );
  --gradient-red-black: linear-gradient(
    135deg,
    #dc143c 0%,
    #8b0000 50%,
    #000000 100%
  );

  /* Typography */
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 8rem;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Breakpoints (for reference) */
  --bp-mobile: 480px;
  --bp-tablet: 768px;
  --bp-desktop: 1024px;
  --bp-wide: 1440px;

  /* Z-index layers */
  --z-cursor: 9999;
  --z-loader: 9998;
  --z-lightbox: 9997;
  --z-mobile-menu: 9996;
  --z-nav: 9995;
  --z-scroll-top: 100;
  --z-noise: 50;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-black);
  color: var(--color-white);
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

/* Hide default cursor on desktop */
@media (min-width: 769px) {
  body,
  a,
  button {
    cursor: none !important;
  }
}

/* Show default cursor on mobile */
@media (max-width: 768px) {
  body,
  a,
  button {
    cursor: auto !important;
  }
}

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

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

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

ul {
  list-style: none;
}

/* Selection */
::selection {
  background: var(--color-red-primary);
  color: var(--color-white);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

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

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

::-webkit-scrollbar-thumb:hover {
  background: var(--color-red-primary);
}

/* ========================================
   Custom Cursor
   ======================================== */
.custom-cursor {
  position: fixed;
  width: 40px;
  height: 40px;
  border: 2px solid var(--color-red-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: width 0.3s, height 0.3s, border-color 0.3s;
  mix-blend-mode: difference;
}

.cursor-dot {
  position: fixed;
  width: 8px;
  height: 8px;
  background: var(--color-red-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
}

.custom-cursor.hover {
  width: 60px;
  height: 60px;
  border-color: var(--color-white);
}

@media (max-width: 768px) {
  .custom-cursor,
  .cursor-dot {
    display: none;
  }
}

/* ========================================
   Noise Overlay
   ======================================== */
.noise-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: var(--z-noise);
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ========================================
   Loader
   ======================================== */
.loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-loader);
}

.loader-content {
  text-align: center;
}

.loader-logo {
  margin-bottom: var(--spacing-md);
}

.loader-text {
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 6rem);
  color: var(--color-red-primary);
  letter-spacing: 0.2em;
  text-shadow: 0 0 20px var(--color-red-glow);
}

.loader-progress-container {
  width: 200px;
  height: 2px;
  background: var(--color-black-lighter);
  margin: 0 auto var(--spacing-md);
  overflow: hidden;
}

.loader-progress {
  width: 0%;
  height: 100%;
  background: var(--color-red-primary);
  box-shadow: 0 0 10px var(--color-red-glow);
}

.loader-subtitle {
  font-family: var(--font-body);
  font-size: 0.875rem;
  letter-spacing: 0.3em;
  color: var(--color-white-muted);
  text-transform: uppercase;
}

/* ========================================
   Navigation
   ======================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  z-index: var(--z-nav);
  transition: background var(--transition-normal),
    padding var(--transition-normal);
}

.nav.scrolled {
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  padding: var(--spacing-xs) var(--spacing-md);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-red-primary);
  letter-spacing: 0.1em;
  transition: text-shadow var(--transition-normal);
}

.nav-logo:hover {
  text-shadow: 0 0 20px var(--color-red-glow);
}

.nav-links {
  display: flex;
  gap: var(--spacing-md);
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  position: relative;
  padding: var(--spacing-xs) 0;
  transition: color var(--transition-normal);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-red-primary);
  transition: width var(--transition-normal);
}

.nav-link:hover {
  color: var(--color-red-primary);
}

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

/* Hamburger Menu */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 10px;
}

.nav-hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--color-white);
  transition: transform var(--transition-normal),
    opacity var(--transition-normal);
}

.nav-hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.nav-hamburger.active span:nth-child(2) {
  opacity: 0;
}

.nav-hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: var(--color-black);
  z-index: var(--z-mobile-menu);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal),
    visibility var(--transition-normal);
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-links {
  text-align: center;
}

.mobile-menu-links li {
  margin: var(--spacing-md) 0;
}

.mobile-link {
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 4rem);
  color: var(--color-white);
  letter-spacing: 0.1em;
  transition: color var(--transition-normal);
}

.mobile-link:hover {
  color: var(--color-red-primary);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--gradient-hero);
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 120%;
  background: radial-gradient(
    ellipse at center bottom,
    var(--color-red-dark) 0%,
    transparent 70%
  );
  background-size: 200% 200%;
  background-position: 0% 0%;
  z-index: 0;
}

.hero-gradient {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50%;
  background: linear-gradient(to top, var(--color-black) 0%, transparent 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: var(--spacing-md);
}

.hero-title-wrapper {
  position: relative;
  display: inline-block;
  white-space: nowrap;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(4rem, 15vw, 12rem);
  letter-spacing: 0.1em;
  color: var(--color-white);
  text-shadow: 0 0 20px var(--color-red-glow), 0 0 40px var(--color-red-glow),
    0 0 60px var(--color-red-glow);
  line-height: 1;
  white-space: nowrap;
}

.hero-title .char {
  display: inline-block;
}

.hero-line {
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 4px;
  background: var(--color-red-primary);
  transform-origin: center;
}

.hero-subtitle {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 4vw, 2.5rem);
  letter-spacing: 0.2em;
  color: var(--color-white);
  margin-top: var(--spacing-md);
  opacity: 0.9;
  white-space: nowrap;
}

.hero-year {
  font-size: 0.875rem;
  letter-spacing: 0.5em;
  color: var(--color-white-muted);
  margin-top: var(--spacing-sm);
  text-transform: uppercase;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
}

.scroll-text {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--color-white-muted);
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--color-white-muted), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

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

/* ========================================
   Section Common Styles
   ======================================== */
section {
  position: relative;
  padding: var(--spacing-xl) 0;
  padding-top: clamp(4rem, 8vw, 8rem);
  padding-bottom: clamp(4rem, 8vw, 8rem);
}

.section-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 5rem);
  letter-spacing: 0.1em;
  text-align: center;
  margin-bottom: clamp(2rem, 5vw, 4rem);
  color: var(--color-white);
  text-shadow: 0 0 20px var(--color-red-glow);
}

/* ========================================
   Tour Section (保留用于兼容)
   ======================================== */
.tour {
  background: var(--color-black);
}

/* ========================================
   Profile Section
   ======================================== */
.profile {
  background: linear-gradient(
    180deg,
    var(--color-black) 0%,
    var(--color-black-light) 100%
  );
}

.profile-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--spacing-lg);
  align-items: start;
  margin-bottom: var(--spacing-lg);
}

.profile-image-wrapper {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
}

.profile-image {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border-radius: 12px;
  transition: transform var(--transition-slow);
}

.profile-image-wrapper:hover .profile-image {
  transform: scale(1.03);
}

.profile-image-glow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-glow);
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
  border-radius: 12px;
}

.profile-image-wrapper:hover .profile-image-glow {
  opacity: 0.5;
}

.profile-info {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-sm);
}

.profile-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-black-lighter);
  border-radius: 8px;
  padding: var(--spacing-md);
  transition: transform var(--transition-normal),
    border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.profile-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-red-dark);
  box-shadow: 0 10px 30px rgba(220, 20, 60, 0.15);
}

.profile-card-label {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-red-primary);
  text-transform: uppercase;
  margin-bottom: var(--spacing-xs);
}

.profile-card-value {
  font-size: 1rem;
  color: var(--color-white);
  font-weight: 500;
}

.profile-card-value.korean {
  font-family: 'Noto Sans KR', var(--font-body);
}

.profile-card.full-width {
  grid-column: span 2;
}

/* Biography Section */
.biography-section {
  background: var(--gradient-card);
  border: 1px solid var(--color-black-lighter);
  border-radius: 12px;
  padding: var(--spacing-lg);
  position: relative;
  overflow: hidden;
}

.biography-section::before {
  content: '"';
  position: absolute;
  top: -20px;
  left: 20px;
  font-family: var(--font-display);
  font-size: 10rem;
  color: var(--color-red-dark);
  opacity: 0.1;
  line-height: 1;
}

.biography-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.2em;
  color: var(--color-red-primary);
  margin-bottom: var(--spacing-md);
}

.biography-text {
  color: var(--color-white-muted);
  line-height: 1.8;
  position: relative;
  z-index: 1;
}

.biography-text p {
  margin-bottom: var(--spacing-sm);
}

.biography-text p:last-child {
  margin-bottom: 0;
}

@media (max-width: 1024px) {
  .profile-content {
    grid-template-columns: 1fr;
  }

  .profile-image-wrapper {
    max-width: 400px;
    margin: 0 auto;
  }
}

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

  .profile-card.full-width {
    grid-column: span 1;
  }
}

/* ========================================
   Achievements Section
   ======================================== */
.achievements {
  background: var(--color-black);
}

.achievements-stats {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.achievements-timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding-left: var(--spacing-lg);
}

.achievements-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(
    to bottom,
    var(--color-red-primary),
    var(--color-red-dark),
    transparent
  );
}

.achievement-item {
  position: relative;
  padding-bottom: var(--spacing-lg);
  padding-left: var(--spacing-md);
}

.achievement-item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--spacing-lg) - 6px);
  top: 0;
  width: 14px;
  height: 14px;
  background: var(--color-red-primary);
  border-radius: 50%;
  box-shadow: 0 0 20px var(--color-red-glow);
}

.achievement-item::after {
  content: '';
  position: absolute;
  left: calc(-1 * var(--spacing-lg) + 6px);
  top: 6px;
  width: calc(var(--spacing-lg) - 6px);
  height: 2px;
  background: var(--color-red-dark);
}

.achievement-year {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-red-primary);
  margin-bottom: var(--spacing-xs);
  text-shadow: 0 0 10px var(--color-red-glow);
}

.achievement-card {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  background: var(--gradient-card);
  border: 1px solid var(--color-black-lighter);
  border-radius: 12px;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  position: relative;
  transition: transform var(--transition-normal),
    border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.achievement-card:hover {
  transform: translateX(10px);
  border-color: var(--color-red-dark);
  box-shadow: 0 10px 30px rgba(220, 20, 60, 0.15);
}

.achievement-year {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--color-red-primary);
  text-shadow: 0 0 10px var(--color-red-glow);
  min-width: 80px;
  line-height: 1;
}

.achievement-content {
  flex: 1;
}

.achievement-icon {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
}

.achievement-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.1em;
  color: var(--color-white);
  margin-bottom: var(--spacing-xs);
}

.achievement-description {
  font-size: 0.9rem;
  color: var(--color-white-muted);
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

.achievement-category {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
}

.achievement-line {
  position: absolute;
  left: -20px;
  top: 50%;
  width: 20px;
  height: 2px;
  background: var(--color-red-dark);
}

.achievement-category.music {
  background: rgba(220, 20, 60, 0.2);
  color: var(--color-red-primary);
}

.achievement-category.performance {
  background: rgba(255, 215, 0, 0.2);
  color: #ffd700;
}

.achievement-category.award {
  background: rgba(138, 43, 226, 0.2);
  color: #9370db;
}

.achievement-category.milestone {
  background: rgba(0, 191, 255, 0.2);
  color: #00bfff;
}

@media (max-width: 768px) {
  .achievements-stats {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .achievements-timeline {
    padding-left: var(--spacing-md);
  }

  .achievement-item::before {
    left: calc(-1 * var(--spacing-md) - 6px);
  }

  .achievement-item::after {
    left: calc(-1 * var(--spacing-md) + 6px);
    width: calc(var(--spacing-md) - 6px);
  }
}

/* ========================================
   Circular Carousel Section (替代画廊)
   ======================================== */
.carousel-section {
  background: var(--color-black-light);
  position: relative;
  min-height: auto;
  overflow: hidden;
  padding-bottom: 0;
}

.circular-carousel {
  --circular-size: 220vh;
  width: 100vw;
  height: 75vh;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  margin-bottom: 0;
}

.circular-carousel__list {
  width: var(--circular-size);
  height: var(--circular-size);
  position: absolute;
  bottom: calc(-220vh + 480px);
}

.carousel-svg {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}

.circular-carousel__item {
  position: absolute;
  display: flex;
  justify-content: center;
  align-items: center;
}

.circular-carousel__item img {
  width: 380px;
  height: 450px;
  object-fit: cover;
  border-radius: 8px;
  border: 2px solid var(--color-red-dark);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
  transition: transform var(--transition-normal),
    box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.circular-carousel__item img:hover {
  transform: scale(1.05);
  box-shadow: 0 20px 50px rgba(220, 20, 60, 0.4);
  border-color: var(--color-red-primary);
}

@media (max-width: 1024px) {
  .circular-carousel {
    --circular-size: 180vh;
    height: 60vh;
  }

  .circular-carousel__list {
    bottom: calc(-180vh + 380px);
  }

  .circular-carousel__item img {
    width: 300px;
    height: 360px;
  }
}

@media (max-width: 768px) {
  .circular-carousel {
    --circular-size: 140vh;
    height: 50vh;
  }

  .circular-carousel__list {
    bottom: calc(-140vh + 300px);
  }

  .circular-carousel__item img {
    width: 220px;
    height: 270px;
  }
}

/* ========================================
   Gallery Note (保留用于兼容)
   ======================================== */
.gallery-note {
  text-align: center;
  color: var(--color-white-dim);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-md);
  font-style: italic;
}

/* ========================================
   Hero Tagline
   ======================================== */
.hero-tagline {
  font-size: 0.9rem;
  letter-spacing: 0.3em;
  color: var(--color-white-muted);
  margin-top: var(--spacing-sm);
  text-transform: uppercase;
}

.tour-stats {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
  padding: var(--spacing-md);
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4rem);
  color: var(--color-red-primary);
  display: block;
  text-shadow: 0 0 20px var(--color-red-glow);
}

.stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--color-white-muted);
  text-transform: uppercase;
  margin-top: var(--spacing-xs);
  display: block;
}

.tour-regions {
  display: grid;
  gap: var(--spacing-lg);
}

.tour-region {
  margin-bottom: var(--spacing-md);
}

.region-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.2em;
  color: var(--color-red-primary);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--color-red-dark);
}

.tour-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.tour-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-black-lighter);
  border-radius: 8px;
  padding: var(--spacing-md);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal),
    box-shadow var(--transition-normal);
}

.tour-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-glow);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.tour-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(220, 20, 60, 0.2);
  border-color: var(--color-red-dark);
}

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

.tour-card-glow {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    var(--color-red-glow) 0%,
    transparent 50%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.tour-card:hover .tour-card-glow {
  opacity: 0.3;
}

.tour-card-content {
  position: relative;
  z-index: 1;
}

.tour-city {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.1em;
  color: var(--color-white);
  margin-bottom: var(--spacing-xs);
}

.tour-venue {
  font-size: 0.875rem;
  color: var(--color-white-muted);
  margin-bottom: var(--spacing-sm);
}

.tour-dates {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.tour-date {
  background: var(--color-red-dark);
  color: var(--color-white);
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* ========================================
   Music Section
   ======================================== */
.music {
  background: linear-gradient(
    180deg,
    var(--color-black) 0%,
    var(--color-black-light) 100%
  );
}

.albums-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  perspective: 1000px;
}

.album-card {
  position: relative;
  background: var(--gradient-card);
  border-radius: 12px;
  overflow: hidden;
  /* 移除 transform-style: preserve-3d 以禁用 3D 效果 */
  transition: border-color var(--transition-normal),
    box-shadow var(--transition-normal);
}

.album-card:hover {
  border-color: var(--color-red-dark);
  box-shadow: 0 10px 30px rgba(220, 20, 60, 0.2);
}

.album-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.6s;
  transform-style: preserve-3d;
}

.album-card.flipped .album-card-inner {
  transform: rotateY(180deg);
}

.album-front,
.album-back {
  position: relative;
  backface-visibility: hidden;
}

.album-back {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform: rotateY(180deg);
  background: var(--color-black-card);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.album-cover-wrapper {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
}

.album-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

/* 移除 hover 缩放效果 */

.vinyl-overlay {
  position: absolute;
  top: 50%;
  right: -30%;
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, #1a1a1a 30%, #0a0a0a 70%);
  border-radius: 50%;
  transform: translateY(-50%);
  transition: right var(--transition-slow);
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.5);
}

.vinyl-overlay::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 30%;
  height: 30%;
  background: var(--color-red-dark);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.vinyl-overlay::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10%;
  height: 10%;
  background: var(--color-black);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.album-card:hover .vinyl-overlay {
  right: -50%;
  animation: vinylSpin 3s linear infinite;
}

@keyframes vinylSpin {
  from {
    transform: translateY(-50%) rotate(0deg);
  }
  to {
    transform: translateY(-50%) rotate(360deg);
  }
}

.album-info {
  padding: var(--spacing-md);
  text-align: center;
}

.album-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.1em;
  color: var(--color-white);
  margin-bottom: var(--spacing-xs);
}

.album-type {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--color-red-primary);
  text-transform: uppercase;
  margin-bottom: var(--spacing-xs);
}

.album-year {
  font-size: 0.875rem;
  color: var(--color-white-muted);
}

.album-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.album-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-black-lighter);
  border-radius: 50%;
  color: var(--color-white);
  transition: background var(--transition-normal),
    transform var(--transition-normal);
}

.album-link:hover {
  background: var(--color-red-primary);
  transform: scale(1.1);
}

.album-link svg {
  width: 20px;
  height: 20px;
}

/* Album Back - Track List */
.album-back-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.1em;
  color: var(--color-red-primary);
  margin-bottom: var(--spacing-sm);
  text-align: center;
}

.track-list {
  max-height: 300px;
  overflow-y: auto;
}

.track-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--color-black-lighter);
  font-size: 0.875rem;
  color: var(--color-white-muted);
}

.track-number {
  color: var(--color-red-primary);
  font-weight: 600;
  min-width: 24px;
}

.flip-hint {
  position: absolute;
  bottom: var(--spacing-sm);
  right: var(--spacing-sm);
  font-size: 0.75rem;
  color: var(--color-white-dim);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.album-card:hover .flip-hint {
  opacity: 1;
}

/* ========================================
   Gallery Section
   ======================================== */
.gallery {
  background: var(--color-black-light);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-sm);
}

.gallery-item {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 8px;
  cursor: pointer;
}

.gallery-item:nth-child(3n + 1) {
  aspect-ratio: 1;
}

.gallery-item:nth-child(3n + 2) {
  aspect-ratio: 4/5;
}

.gallery-item:nth-child(3n) {
  aspect-ratio: 3/4;
}

.gallery-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-normal);
  display: flex;
  align-items: flex-end;
  padding: var(--spacing-sm);
}

.gallery-item:hover .gallery-image {
  transform: scale(1.1);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-icon {
  width: 40px;
  height: 40px;
  background: var(--color-red-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
}

.gallery-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--color-white);
}

/* Lightbox */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: var(--z-lightbox);
  display: none;
  align-items: center;
  justify-content: center;
}

.lightbox.active {
  display: flex;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: var(--color-black-lighter);
  color: var(--color-white);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-normal),
    transform var(--transition-normal);
  cursor: pointer;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: var(--color-red-primary);
  transform: scale(1.1);
}

.lightbox-close {
  top: var(--spacing-md);
  right: var(--spacing-md);
}

.lightbox-prev {
  left: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next {
  right: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-prev:hover,
.lightbox-next:hover {
  transform: translateY(-50%) scale(1.1);
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--color-black);
  padding: var(--spacing-lg) 0 var(--spacing-md);
  border-top: 1px solid var(--color-black-lighter);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  text-align: center;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-red-primary);
  letter-spacing: 0.2em;
  margin-bottom: var(--spacing-md);
  text-shadow: 0 0 20px var(--color-red-glow);
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--color-black-lighter);
  border-radius: 50%;
  color: var(--color-white);
  transition: background var(--transition-normal),
    transform var(--transition-normal), color var(--transition-normal);
}

.social-link:hover {
  background: var(--color-red-primary);
  transform: translateY(-3px);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

.footer-credits {
  font-size: 0.875rem;
  color: var(--color-white-muted);
  margin-bottom: var(--spacing-xs);
}

.footer-disclaimer {
  font-size: 0.75rem;
  color: var(--color-white-dim);
}

/* ========================================
   Scroll to Top Button
   ======================================== */
.scroll-top {
  position: fixed;
  bottom: var(--spacing-md);
  right: var(--spacing-md);
  width: 50px;
  height: 50px;
  background: var(--color-red-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-scroll-top);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity var(--transition-normal),
    visibility var(--transition-normal), transform var(--transition-normal),
    background var(--transition-normal);
  box-shadow: 0 4px 20px var(--color-red-glow);
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--color-red-dark);
  transform: translateY(-3px);
}

.scroll-top svg {
  width: 24px;
  height: 24px;
  fill: var(--color-white);
}

/* ========================================
   Scroll Progress
   ======================================== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--color-red-primary);
  z-index: calc(var(--z-nav) + 1);
  width: 0%;
  box-shadow: 0 0 10px var(--color-red-glow);
}

/* ========================================
   Decorative Illustrations
   ======================================== */
.decor-illustration {
  position: absolute;
  pointer-events: none;
  z-index: 1;
  opacity: 0.15;
  will-change: transform;
}

/* Hero Section Decorations */
.decor-hero-1 {
  width: 150px;
  height: 150px;
  top: 15%;
  left: 5%;
}

.decor-hero-2 {
  width: 120px;
  height: 120px;
  bottom: 20%;
  right: 8%;
}

/* Profile Section Decorations */
.decor-profile-1 {
  width: 180px;
  height: 180px;
  top: 10%;
  right: 3%;
}

.decor-profile-2 {
  width: 200px;
  height: 100px;
  bottom: 15%;
  left: 2%;
}

/* Achievements Section Decorations */
.decor-achievements-1 {
  width: 200px;
  height: 200px;
  top: 5%;
  left: 2%;
}

.decor-achievements-2 {
  width: 100px;
  height: 100px;
  bottom: 10%;
  right: 5%;
}

@media (max-width: 768px) {
  .decor-illustration {
    opacity: 0.1;
  }

  .decor-hero-1,
  .decor-hero-2,
  .decor-profile-1,
  .decor-profile-2,
  .decor-achievements-1,
  .decor-achievements-2 {
    width: 80px;
    height: 80px;
  }
}

/* ========================================
   Utility Classes
   ======================================== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
}

.magnetic-btn {
  position: relative;
  display: inline-block;
}

/* ========================================
   Responsive Styles
   ======================================== */
@media (max-width: 1024px) {
  .tour-stats {
    gap: var(--spacing-md);
  }

  .albums-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
  }
}

@media (max-width: 768px) {
  :root {
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
  }

  .hero-title {
    font-size: clamp(3rem, 15vw, 8rem);
  }

  .hero-subtitle {
    font-size: clamp(1rem, 4vw, 2rem);
    letter-spacing: 0.2em;
  }

  .tour-stats {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .stat-item {
    padding: var(--spacing-sm);
  }

  .tour-cards {
    grid-template-columns: 1fr;
  }

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

  /* Circular carousel mobile */
  .carousel-section .section-container {
    padding-bottom: 0;
  }

  .carousel-instruction {
    font-size: 0.875rem;
  }

  .lightbox-prev,
  .lightbox-next {
    width: 40px;
    height: 40px;
  }

  .scroll-indicator {
    bottom: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .section-title {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .footer-social {
    gap: var(--spacing-xs);
  }

  .footer-disclaimer {
    font-size: 0.7rem;
    line-height: 1.5;
  }
}

/* Reduce 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;
  }

  html {
    scroll-behavior: auto;
  }
}

/* No GSAP fallback */
.no-gsap .fade-in {
  opacity: 1;
  transform: none;
}

/* Reduce motion class */
.reduce-motion * {
  animation: none !important;
  transition: none !important;
}