/* ============================================
   Magazine Strip — 杂志胶片风格
   电影胶片长卷 × 横向交替布局 × 大标题覆盖 × 视觉叙事
   ============================================ */

/* ===== Reset ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

/* ===== CSS Variables ===== */
:root {
  /* 电影胶片色调 */
  --mag-bg: #0a0a0f;
  --mag-bg-strip: #1a1a24;
  --mag-bg-film: #141418;
  
  /* 文字颜色 */
  --mag-text-primary: #ffffff;
  --mag-text-secondary: #e8e8e8;
  --mag-text-muted: #888898;
  --mag-text-overlay: rgba(255, 255, 255, 0.95);
  
  /* 电影主题色 */
  --mag-accent: #ff3d00;
  --mag-accent-glow: rgba(255, 61, 0, 0.3);
  --mag-accent-subtle: rgba(255, 61, 0, 0.08);
  
  /* 边框和阴影 */
  --mag-border: rgba(255, 255, 255, 0.08);
  --mag-border-strong: rgba(255, 255, 255, 0.15);
  --mag-shadow-film: 0 0 80px rgba(255, 61, 0, 0.15);
  
  /* 字体 */
  --mag-font-display: 'Playfair Display', 'Georgia', serif;
  --mag-font-body: 'Crimson Text', 'Georgia', serif;
  --mag-font-mono: 'Courier New', 'Courier', monospace;
  
  /* 布局 */
  --mag-max-width: 1800px;
}

/* ===== Body ===== */
body {
  font-family: var(--mag-font-body);
  background: var(--mag-bg);
  color: var(--mag-text-primary);
  line-height: 1.65;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ===== 背景纹理 ===== */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(180deg, var(--mag-bg) 0%, var(--mag-bg-strip) 50%, var(--mag-bg) 100%);
  opacity: 0.8;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='filmGrain'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23filmGrain)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.5;
}

/* ===== Navigation ===== */
.mag-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 80px;
  background: linear-gradient(180deg, var(--mag-bg-film) 0%, transparent 100%);
  backdrop-filter: blur(20px);
  border-bottom: 2px solid transparent;
}

.mag-nav::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--mag-accent) 50%, transparent 100%);
  opacity: 0.3;
}

.mag-nav-inner {
  max-width: var(--mag-max-width);
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 60px;
  gap: 48px;
}

.mag-logo {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
}

.mag-logo-mark {
  font-family: var(--mag-font-mono);
  font-size: 28px;
  font-weight: 700;
  color: var(--mag-accent);
  letter-spacing: -2px;
  text-shadow: 0 0 20px var(--mag-accent-glow);
}

.mag-logo-text {
  font-family: var(--mag-font-display);
  font-size: 22px;
  font-weight: 600;
  color: var(--mag-text-primary);
  letter-spacing: 4px;
  text-transform: uppercase;
}

.mag-nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  margin-left: auto;
}

.mag-nav-links a {
  text-decoration: none;
  color: var(--mag-text-secondary);
  font-family: var(--mag-font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: all 0.3s ease;
  position: relative;
  padding: 8px 0;
}

.mag-nav-links a::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 1px;
  background: var(--mag-accent);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.mag-nav-links a:hover {
  color: var(--mag-accent);
}

.mag-nav-links a:hover::before {
  width: 100%;
}

.mag-nav-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.mag-search-btn {
  width: 42px;
  height: 42px;
  border: 1px solid var(--mag-border);
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.mag-search-btn:hover {
  background: var(--mag-accent-subtle);
  border-color: var(--mag-accent);
}

.mag-search-btn svg {
  width: 18px;
  height: 18px;
  color: var(--mag-text-secondary);
}

.mag-search-btn:hover svg {
  color: var(--mag-accent);
}

.mag-mobile-menu-btn {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--mag-border);
  background: transparent;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.mag-mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--mag-text-primary);
}

/* ===== Hero Strip ===== */
.mag-hero-strip {
  position: relative;
  width: 100%;
  height: 85vh;
  min-height: 600px;
  overflow: hidden;
  background: var(--mag-bg-film);
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 80px;
}

.mag-hero-strip::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 10, 15, 0.2) 0%, rgba(10, 10, 15, 0.6) 60%, rgba(10, 10, 15, 0.9) 100%);
  z-index: 2;
}

.mag-hero-strip::after {
  content: '01';
  position: absolute;
  top: 100px;
  right: 40px;
  font-family: var(--mag-font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--mag-accent);
  letter-spacing: 3px;
  z-index: 4;
}

.mag-hero-image {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.mag-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.1) saturate(0.9);
}

.mag-hero-content {
  position: absolute;
  bottom: 80px;
  left: 60px;
  right: 60px;
  z-index: 3;
  max-width: 800px;
}

.mag-hero-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  background: rgba(255, 61, 0, 0.15);
  border: 1px solid var(--mag-accent);
  font-family: var(--mag-font-mono);
  font-size: 10px;
  font-weight: 600;
  color: var(--mag-accent);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 24px;
}

.mag-hero-label::before {
  content: '◆';
  font-size: 8px;
}

.mag-hero-title {
  font-family: var(--mag-font-display);
  font-size: 68px;
  font-weight: 700;
  color: var(--mag-text-overlay);
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 20px;
  text-shadow: 0 0 40px rgba(0, 0, 0, 0.8);
}

.mag-hero-excerpt {
  font-family: var(--mag-font-body);
  font-size: 18px;
  color: var(--mag-text-secondary);
  line-height: 1.6;
  max-width: 500px;
  margin-bottom: 32px;
}

.mag-hero-meta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mag-font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--mag-text-secondary);
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 12px 24px;
  border: 1px solid var(--mag-border-strong);
  background: rgba(0, 0, 0, 0.4);
  transition: all 0.3s ease;
  text-decoration: none;
}

.mag-hero-meta:hover {
  border-color: var(--mag-accent);
  background: var(--mag-accent-subtle);
  color: var(--mag-accent);
}

.mag-hero-meta::after {
  content: '→';
  margin-left: 8px;
}

/* ===== Strip Section ===== */
.mag-strip-section {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: 0;
  background: var(--mag-bg-strip);
}

.mag-strip-section-inner {
  max-width: var(--mag-max-width);
  margin: 0 auto;
}

.mag-strip-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 40px 60px;
  border-bottom: 1px solid var(--mag-border);
  position: relative;
}

.mag-strip-header::before {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 60px;
  width: 200px;
  height: 1px;
  background: var(--mag-accent);
}

.mag-strip-label {
  font-family: var(--mag-font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--mag-accent);
  letter-spacing: 3px;
  text-transform: uppercase;
}

.mag-strip-title {
  font-family: var(--mag-font-display);
  font-size: 42px;
  font-weight: 600;
  color: var(--mag-text-primary);
  letter-spacing: -1px;
  margin-top: 8px;
}

.mag-strip-counter {
  font-family: var(--mag-font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--mag-text-muted);
  letter-spacing: 2px;
}

/* ===== Strip Grid ===== */
.mag-strip-grid {
  display: flex;
  flex-wrap: wrap;
  padding: 40px 60px;
  gap: 2px;
}

/* ===== Film Card ===== */
.mag-film-card {
  position: relative;
  overflow: hidden;
  background: var(--mag-bg-film);
  border: 1px solid var(--mag-border);
  transition: all 0.4s ease;
  display: block;
  text-decoration: none;
}

.mag-film-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, transparent 0%, transparent 50%, rgba(10, 10, 15, 0.85) 100%);
  z-index: 2;
  opacity: 0.8;
  transition: opacity 0.4s ease;
}

.mag-film-card:hover {
  transform: translateY(-8px);
  border-color: var(--mag-accent);
  box-shadow: var(--mag-shadow-film);
}

.mag-film-card:hover::before {
  opacity: 1;
}

/* ===== Film Card Sizes ===== */
.mag-film-card.full { width: 100%; height: 500px; }
.mag-film-card.wide { width: calc(66.67% - 1px); height: 420px; }
.mag-film-card.half { width: calc(50% - 1px); height: 380px; }
.mag-film-card.third { width: calc(33.33% - 1.33px); height: 320px; }
.mag-film-card.quarter { width: calc(25% - 1.5px); height: 280px; }
.mag-film-card.vertical { width: calc(50% - 1px); height: 520px; }

/* ===== Film Image ===== */
.mag-film-image {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.mag-film-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.08) saturate(0.92);
  transition: transform 0.6s ease, filter 0.4s ease;
}

.mag-film-card:hover .mag-film-image img {
  transform: scale(1.05);
  filter: contrast(1.12) saturate(1);
}

/* ===== Film Number ===== */
.mag-film-number {
  position: absolute;
  top: 12px;
  right: 12px;
  font-family: var(--mag-font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--mag-accent);
  letter-spacing: 2px;
  z-index: 4;
  padding: 4px 10px;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--mag-accent);
}

/* ===== Film Content ===== */
.mag-film-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 32px;
  z-index: 3;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.4s ease;
}

.mag-film-card:hover .mag-film-content,
.mag-film-card:first-child .mag-film-content {
  transform: translateY(0);
  opacity: 1;
}

.mag-film-tag {
  display: inline-block;
  padding: 6px 12px;
  background: var(--mag-accent);
  font-family: var(--mag-font-mono);
  font-size: 9px;
  font-weight: 600;
  color: var(--mag-bg);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.mag-film-title {
  font-family: var(--mag-font-display);
  font-size: 32px;
  font-weight: 600;
  color: var(--mag-text-overlay);
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.mag-film-excerpt {
  font-family: var(--mag-font-body);
  font-size: 14px;
  color: var(--mag-text-secondary);
  line-height: 1.5;
  max-height: 60px;
  overflow: hidden;
}

/* ===== Film Hole ===== */
.mag-film-card::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 8px;
  width: 8px;
  height: 8px;
  background: transparent;
  border: 1px solid var(--mag-border);
  border-radius: 50%;
  z-index: 4;
  opacity: 0.5;
}

.mag-film-card:hover::after {
  opacity: 1;
  border-color: var(--mag-accent);
  background: var(--mag-accent);
}

/* ===== Footer ===== */
.mag-footer {
  position: relative;
  z-index: 1;
  padding: 80px 60px;
  background: var(--mag-bg-film);
  border-top: 2px solid var(--mag-border);
}

.mag-footer::before {
  content: 'END';
  position: absolute;
  top: 20px;
  left: 60px;
  font-family: var(--mag-font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--mag-accent);
  letter-spacing: 4px;
}

.mag-footer-inner {
  max-width: var(--mag-max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mag-footer-text {
  font-family: var(--mag-font-mono);
  font-size: 11px;
  color: var(--mag-text-muted);
  letter-spacing: 2px;
}

.mag-footer-links {
  display: flex;
  gap: 32px;
}

.mag-footer-links a {
  font-family: var(--mag-font-mono);
  font-size: 10px;
  color: var(--mag-text-secondary);
  text-decoration: none;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: color 0.3s ease;
}

.mag-footer-links a:hover {
  color: var(--mag-accent);
}

/* ===== Search Overlay ===== */
.mag-search-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.98);
  backdrop-filter: blur(30px);
  z-index: 200;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 140px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease;
}

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

.mag-search-overlay-inner {
  width: 100%;
  max-width: 900px;
  padding: 0 60px;
}

.mag-search-close {
  position: absolute;
  top: 40px;
  right: 60px;
  width: 50px;
  height: 50px;
  border: 2px solid var(--mag-accent);
  background: transparent;
  font-family: var(--mag-font-mono);
  font-size: 24px;
  font-weight: 300;
  cursor: pointer;
  color: var(--mag-accent);
  transition: all 0.3s ease;
}

.mag-search-close:hover {
  background: var(--mag-accent);
  color: var(--mag-bg);
}

.mag-search-box {
  position: relative;
  margin-bottom: 40px;
}

.mag-search-box::before {
  content: 'SEARCH FRAME';
  position: absolute;
  top: -30px;
  left: 0;
  font-family: var(--mag-font-mono);
  font-size: 10px;
  color: var(--mag-accent);
  letter-spacing: 3px;
}

.mag-search-box svg {
  position: absolute;
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  color: var(--mag-accent);
}

.mag-search-input {
  width: 100%;
  padding: 24px 24px 24px 60px;
  font-family: var(--mag-font-mono);
  font-size: 16px;
  border: 2px solid var(--mag-accent);
  background: transparent;
  color: var(--mag-text-primary);
  letter-spacing: 1px;
}

.mag-search-input:focus {
  outline: none;
  box-shadow: 0 0 30px var(--mag-accent-glow);
}

.mag-search-results {
  max-height: 500px;
  overflow-y: auto;
}

/* ===== Animation ===== */
.mag-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s ease;
}

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

/* ===== Responsive ===== */
@media (max-width: 1400px) {
  .mag-nav-inner, .mag-hero-content { padding-left: 40px; padding-right: 40px; }
  .mag-hero-title { font-size: 52px; }
  .mag-strip-header, .mag-strip-grid { padding: 30px 40px; }
  .mag-film-card.wide { width: calc(60% - 1px); }
  .mag-film-card.third { width: calc(40% - 1px); }
}

@media (max-width: 1024px) {
  .mag-nav-inner { padding: 0 30px; }
  .mag-hero-strip { height: 70vh; min-height: 500px; }
  .mag-hero-content { left: 30px; right: 30px; bottom: 60px; }
  .mag-hero-title { font-size: 42px; }
  .mag-strip-header { padding: 24px 30px; }
  .mag-strip-title { font-size: 32px; }
  .mag-strip-grid { padding: 24px 30px; }
  
  .mag-film-card.wide, .mag-film-card.half, .mag-film-card.vertical { width: 100%; }
  .mag-film-card.third, .mag-film-card.quarter { width: calc(50% - 1px); }
  
  .mag-film-card.full { height: 400px; }
  .mag-film-card.wide, .mag-film-card.half { height: 350px; }
  .mag-film-card.third, .mag-film-card.quarter { height: 280px; }
  
  .mag-footer { padding: 60px 30px; }
}

@media (max-width: 768px) {
  .mag-nav { height: 60px; }
  .mag-nav-links { display: none; }
  .mag-mobile-menu-btn { display: flex; }
  .mag-nav-inner { padding: 0 20px; gap: 16px; }
  .mag-logo-text { font-size: 16px; }
  
  .mag-hero-strip { height: 60vh; min-height: 400px; padding-top: 60px; }
  .mag-hero-content { left: 20px; right: 20px; bottom: 40px; }
  .mag-hero-title { font-size: 32px; }
  .mag-hero-excerpt { font-size: 14px; }
  
  .mag-strip-header { padding: 20px 20px; }
  .mag-strip-title { font-size: 24px; }
  .mag-strip-grid { padding: 20px 20px; }
  
  .mag-film-card.full, .mag-film-card.wide, .mag-film-card.half,
  .mag-film-card.third, .mag-film-card.quarter, .mag-film-card.vertical {
    width: 100%; height: 280px;
  }
  
  .mag-film-content { padding: 20px; }
  .mag-film-title { font-size: 24px; }
  
  .mag-footer { padding: 40px 20px; }
  .mag-footer-inner { flex-direction: column; gap: 20px; align-items: flex-start; }
  .mag-footer-links { gap: 16px; }
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--mag-bg); }
::-webkit-scrollbar-thumb { background: var(--mag-accent); border-radius: 2px; }

::selection { background: var(--mag-accent); color: var(--mag-bg); }
a { color: inherit; }