/* 17c复古摄影影像平台 - 主样式表 */
/* www.oqnie44.cn */

/* ===== CSS变量 ===== */
:root {
  --cream: #f5f0e8;
  --amber: #d4a853;
  --brown: #5c3d2e;
  --dark-brown: #2c1a0e;
  --warm-orange: #c8713a;
  --dark-red: #8b2e2e;
  --light-gray: #e8e0d5;
  --sepia: #704214;
  --text-main: #3a2a1a;
  --text-light: #7a6a5a;
  --bg-dark: #1a0f08;
  --film-border: #2a1a0a;
}

/* ===== 全局重置 ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Georgia', 'STSong', '宋体', serif;
  background-color: var(--cream);
  color: var(--text-main);
  line-height: 1.8;
  overflow-x: hidden;
}

/* 胶片颗粒纹理叠加 */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  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%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.35;
}

a {
  color: var(--sepia);
  text-decoration: none;
  transition: color 0.3s ease;
}
a:hover { color: var(--warm-orange); }

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

/* ===== 顶部导航 ===== */
.site-header {
  background: linear-gradient(135deg, var(--dark-brown) 0%, var(--bg-dark) 100%);
  border-bottom: 3px solid var(--amber);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-text {
  font-size: 2rem;
  font-weight: 900;
  color: var(--amber);
  letter-spacing: 2px;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
  font-family: 'Georgia', serif;
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--light-gray);
  letter-spacing: 1px;
  opacity: 0.8;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav a {
  color: var(--light-gray);
  padding: 8px 14px;
  border-radius: 4px;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
  background: rgba(212, 168, 83, 0.2);
  color: var(--amber);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--amber);
  transition: all 0.3s;
}

/* ===== 搜索框 ===== */
.search-bar-wrap {
  background: linear-gradient(to bottom, #1e1208, #2a1a0a);
  padding: 14px 20px;
  border-bottom: 1px solid rgba(212,168,83,0.3);
}

.search-bar-inner {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  gap: 0;
  border: 2px solid var(--amber);
  border-radius: 30px;
  overflow: hidden;
  background: rgba(255,255,255,0.05);
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  padding: 10px 20px;
  color: var(--cream);
  font-size: 0.95rem;
  font-family: inherit;
}

.search-input::placeholder {
  color: rgba(212,168,83,0.5);
}

.search-btn {
  background: var(--amber);
  border: none;
  padding: 10px 24px;
  color: var(--dark-brown);
  font-size: 0.9rem;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s;
  font-family: inherit;
}

.search-btn:hover {
  background: var(--warm-orange);
  color: #fff;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  background: rgba(92,61,46,0.1);
  padding: 10px 0;
  border-bottom: 1px solid rgba(212,168,83,0.2);
}

.breadcrumb-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
  font-size: 0.85rem;
  color: var(--text-light);
}

.breadcrumb a {
  color: var(--sepia);
}

.breadcrumb span {
  margin: 0 6px;
  color: var(--amber);
}

/* ===== Banner区域 ===== */
.hero-banner {
  position: relative;
  height: 85vh;
  min-height: 500px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: sepia(40%) brightness(0.7) contrast(1.1);
  transform: scale(1.05);
  transition: transform 8s ease;
}

.hero-banner:hover .hero-bg {
  transform: scale(1.0);
}

/* 胶片边框效果 */
.film-frame {
  position: absolute;
  inset: 0;
  border: 20px solid var(--film-border);
  pointer-events: none;
  z-index: 3;
  box-shadow: inset 0 0 80px rgba(0,0,0,0.7);
}

.film-frame::before,
.film-frame::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 28px;
  background: repeating-linear-gradient(
    to bottom,
    var(--film-border) 0px,
    var(--film-border) 10px,
    #3a2010 10px,
    #3a2010 20px
  );
}

.film-frame::before { left: -20px; }
.film-frame::after { right: -20px; }

/* 暗角效果 */
.vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,0.75) 100%);
  z-index: 2;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 4;
  text-align: center;
  color: #fff;
  padding: 20px;
  max-width: 800px;
}

.hero-tag {
  display: inline-block;
  background: rgba(212,168,83,0.2);
  border: 1px solid var(--amber);
  color: var(--amber);
  padding: 4px 16px;
  font-size: 0.8rem;
  letter-spacing: 3px;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 16px;
  text-shadow: 2px 4px 12px rgba(0,0,0,0.8);
  color: var(--cream);
}

.hero-title span {
  color: var(--amber);
}

.hero-desc {
  font-size: 1.1rem;
  color: rgba(245,240,232,0.85);
  margin-bottom: 32px;
  text-shadow: 1px 2px 6px rgba(0,0,0,0.7);
  font-style: italic;
}

.hero-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--amber);
  color: var(--dark-brown);
  padding: 14px 32px;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: bold;
  letter-spacing: 1px;
  transition: all 0.3s;
  border: 2px solid var(--amber);
}

.btn-primary:hover {
  background: var(--warm-orange);
  border-color: var(--warm-orange);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(200,113,58,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--cream);
  padding: 14px 32px;
  border-radius: 4px;
  font-size: 1rem;
  letter-spacing: 1px;
  transition: all 0.3s;
  border: 2px solid rgba(245,240,232,0.6);
}

.btn-outline:hover {
  background: rgba(245,240,232,0.15);
  border-color: var(--cream);
  color: var(--cream);
  transform: translateY(-2px);
}

/* ===== 通用区块 ===== */
.section {
  padding: 80px 20px;
}

.section-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-tag {
  display: inline-block;
  color: var(--amber);
  font-size: 0.8rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--dark-brown);
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--amber);
  margin: 10px auto 0;
}

.section-desc {
  color: var(--text-light);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
  font-style: italic;
}

/* ===== 视频卡片 ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.video-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(92,61,46,0.15);
  transition: all 0.4s ease;
  cursor: pointer;
  position: relative;
}

.video-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(92,61,46,0.3);
}

.video-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: var(--dark-brown);
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(20%) brightness(0.9);
  transition: all 0.5s ease;
}

/* 胶片颗粒悬停效果 */
.video-thumb::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.08'/%3E%3C/svg%3E");
  z-index: 1;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

/* 暗角晕染 */
.video-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 50%, rgba(0,0,0,0.5) 100%);
  z-index: 2;
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

.video-card:hover .video-thumb::before,
.video-card:hover .video-thumb::after {
  opacity: 1;
}

.video-card:hover .video-thumb img {
  transform: scale(1.05);
  filter: sepia(40%) brightness(0.75) contrast(1.1);
}

/* 播放按钮 */
.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.7);
  width: 60px;
  height: 60px;
  background: rgba(212,168,83,0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
  opacity: 0;
  transition: all 0.3s ease;
  box-shadow: 0 0 20px rgba(212,168,83,0.5);
}

.play-btn::after {
  content: '';
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 10px 0 10px 18px;
  border-color: transparent transparent transparent var(--dark-brown);
  margin-left: 4px;
}

.video-card:hover .play-btn {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* 老照片光晕效果 */
.film-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 30%, rgba(212,168,83,0.2) 0%, transparent 60%);
  z-index: 3;
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

.video-card:hover .film-glow {
  opacity: 1;
  animation: filmGlow 1.5s ease-in-out infinite alternate;
}

@keyframes filmGlow {
  0% { opacity: 0.6; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.02); }
}

/* 胶片抖动效果 */
@keyframes filmShake {
  0%, 100% { transform: scale(1.05) translateX(0); }
  25% { transform: scale(1.05) translateX(-1px) translateY(1px); }
  75% { transform: scale(1.05) translateX(1px) translateY(-1px); }
}

.video-card:hover .video-thumb img {
  animation: filmShake 0.3s ease-in-out;
  animation-iteration-count: 2;
  animation-delay: 0.1s;
}

.video-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--amber);
  color: var(--dark-brown);
  font-size: 0.7rem;
  padding: 3px 10px;
  border-radius: 2px;
  font-weight: bold;
  z-index: 4;
  letter-spacing: 1px;
}

.video-duration {
  position: absolute;
  bottom: 8px;
  right: 10px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 2px;
  z-index: 4;
}

.video-info {
  padding: 16px;
  background: #fff;
}

.video-title {
  font-size: 1rem;
  color: var(--dark-brown);
  font-weight: bold;
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-meta {
  display: flex;
  gap: 14px;
  font-size: 0.8rem;
  color: var(--text-light);
}

.video-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ===== 品牌故事模块 ===== */
.story-section {
  background: linear-gradient(135deg, #2c1a0e 0%, #1a0f08 100%);
  color: var(--cream);
  position: relative;
  overflow: hidden;
}

.story-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('../images/about-bg.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.15;
  filter: sepia(80%);
}

.story-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.story-text h2 {
  font-size: 2rem;
  color: var(--amber);
  margin-bottom: 20px;
}

.story-text p {
  color: rgba(245,240,232,0.85);
  margin-bottom: 16px;
  line-height: 1.9;
}

.story-img {
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.story-img::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 3px solid rgba(212,168,83,0.4);
  border-radius: 4px;
  pointer-events: none;
}

.story-img img {
  width: 100%;
  filter: sepia(30%) brightness(0.85);
}

/* ===== 摄影作品墙 ===== */
.photo-wall {
  background: var(--dark-brown);
  padding: 80px 20px;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  max-width: 1280px;
  margin: 0 auto;
}

.photo-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1;
  cursor: pointer;
}

.photo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(30%) brightness(0.85);
  transition: all 0.5s ease;
}

.photo-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,0.6) 100%);
  opacity: 0;
  transition: opacity 0.4s;
}

.photo-item:hover img {
  transform: scale(1.08);
  filter: sepia(50%) brightness(0.75) contrast(1.1);
}

.photo-item:hover::after {
  opacity: 1;
}

/* ===== AI滤镜模块 ===== */
.ai-section {
  background: linear-gradient(135deg, var(--cream) 0%, #ede5d8 100%);
}

.ai-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}

.ai-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(212,168,83,0.3);
  transition: all 0.3s;
  text-align: center;
  padding: 30px 20px;
}

.ai-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(92,61,46,0.2);
  border-color: var(--amber);
}

.ai-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.ai-card h4 {
  color: var(--dark-brown);
  font-size: 1rem;
  margin-bottom: 8px;
}

.ai-card p {
  color: var(--text-light);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ===== 达人模块 ===== */
.creator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 24px;
}

.creator-card {
  text-align: center;
  padding: 24px 16px;
  background: #fff;
  border-radius: 8px;
  border: 1px solid rgba(212,168,83,0.2);
  transition: all 0.3s;
}

.creator-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(92,61,46,0.15);
}

.creator-avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 16px;
  border: 3px solid var(--amber);
}

.creator-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(20%);
}

.creator-name {
  font-size: 1rem;
  color: var(--dark-brown);
  font-weight: bold;
  margin-bottom: 4px;
}

.creator-title {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-bottom: 12px;
}

.creator-stats {
  display: flex;
  justify-content: center;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--sepia);
}

/* ===== 用户评价 ===== */
.reviews-section {
  background: linear-gradient(135deg, #f0e8d8 0%, var(--cream) 100%);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.review-card {
  background: #fff;
  border-radius: 8px;
  padding: 24px;
  border-left: 4px solid var(--amber);
  box-shadow: 0 4px 16px rgba(92,61,46,0.1);
  transition: all 0.3s;
}

.review-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(92,61,46,0.2);
}

.review-quote {
  font-size: 2.5rem;
  color: var(--amber);
  line-height: 1;
  margin-bottom: 8px;
  font-family: Georgia, serif;
}

.review-text {
  color: var(--text-main);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 16px;
  font-style: italic;
}

.review-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--amber);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark-brown);
  font-weight: bold;
  font-size: 1rem;
  flex-shrink: 0;
}

.review-name {
  font-size: 0.9rem;
  color: var(--dark-brown);
  font-weight: bold;
}

.review-stars {
  color: var(--amber);
  font-size: 0.8rem;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--cream);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid rgba(212,168,83,0.3);
  overflow: hidden;
}

.faq-q {
  padding: 20px 0;
  font-size: 1rem;
  color: var(--dark-brown);
  font-weight: bold;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: color 0.3s;
}

.faq-q:hover { color: var(--warm-orange); }

.faq-q::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--amber);
  transition: transform 0.3s;
  flex-shrink: 0;
}

.faq-item.open .faq-q::after {
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s;
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.8;
}

.faq-item.open .faq-a {
  max-height: 200px;
  padding-bottom: 20px;
}

/* ===== 合作伙伴 ===== */
.partner-section {
  background: linear-gradient(135deg, #ede5d8 0%, var(--cream) 100%);
}

.partner-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  margin-bottom: 50px;
}

.partner-logo {
  width: 120px;
  height: 60px;
  background: #fff;
  border: 1px solid rgba(212,168,83,0.3);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--text-light);
  font-weight: bold;
  transition: all 0.3s;
}

.partner-logo:hover {
  border-color: var(--amber);
  color: var(--sepia);
  box-shadow: 0 4px 12px rgba(212,168,83,0.2);
}

/* ===== 联系模块 ===== */
.contact-section {
  background: linear-gradient(135deg, var(--dark-brown) 0%, var(--bg-dark) 100%);
  color: var(--cream);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
}

.contact-block h3 {
  color: var(--amber);
  font-size: 1.1rem;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(212,168,83,0.3);
}

.contact-block p {
  color: rgba(245,240,232,0.8);
  font-size: 0.9rem;
  margin-bottom: 10px;
  line-height: 1.7;
}

.qr-placeholder {
  width: 100px;
  height: 100px;
  background: rgba(212,168,83,0.15);
  border: 2px dashed rgba(212,168,83,0.4);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: rgba(212,168,83,0.6);
  text-align: center;
  margin-top: 10px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(245,240,232,0.6);
  padding: 30px 20px;
  border-top: 2px solid rgba(212,168,83,0.3);
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.footer-logo {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--amber);
  letter-spacing: 2px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.footer-links a {
  color: rgba(245,240,232,0.5);
  font-size: 0.85rem;
  transition: color 0.3s;
}

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

.footer-copy {
  font-size: 0.8rem;
  color: rgba(245,240,232,0.4);
}

.footer-update {
  font-size: 0.8rem;
  color: rgba(212,168,83,0.6);
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(212,168,83,0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(212,168,83,0.6);
  font-size: 0.8rem;
  transition: all 0.3s;
}

.social-link:hover {
  background: rgba(212,168,83,0.15);
  border-color: var(--amber);
  color: var(--amber);
}

/* ===== 内页通用 ===== */
.page-hero {
  background: linear-gradient(135deg, var(--dark-brown) 0%, var(--bg-dark) 100%);
  padding: 80px 20px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: inherit;
  background-size: cover;
  background-position: center;
  opacity: 0.15;
  filter: sepia(80%) brightness(0.7);
}

.page-hero-content {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  color: var(--amber);
  margin-bottom: 12px;
}

.page-hero p {
  color: rgba(245,240,232,0.8);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
  font-style: italic;
}

/* ===== 文章卡片 ===== */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.article-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(92,61,46,0.1);
  transition: all 0.3s;
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(92,61,46,0.2);
}

.article-img {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.article-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(20%);
  transition: all 0.5s;
}

.article-card:hover .article-img img {
  transform: scale(1.05);
  filter: sepia(40%);
}

.article-body {
  padding: 20px;
}

.article-cat {
  display: inline-block;
  background: rgba(212,168,83,0.15);
  color: var(--sepia);
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.article-title {
  font-size: 1.05rem;
  color: var(--dark-brown);
  font-weight: bold;
  margin-bottom: 10px;
  line-height: 1.5;
}

.article-excerpt {
  font-size: 0.88rem;
  color: var(--text-light);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(212,168,83,0.2);
  font-size: 0.8rem;
  color: var(--text-light);
}

.read-more {
  color: var(--sepia);
  font-size: 0.85rem;
  font-weight: bold;
  transition: color 0.3s;
}

.read-more:hover { color: var(--warm-orange); }

/* ===== 分页 ===== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 50px;
}

.pagination a, .pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(212,168,83,0.4);
  border-radius: 4px;
  font-size: 0.9rem;
  color: var(--sepia);
  transition: all 0.3s;
}

.pagination a:hover, .pagination .current {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--dark-brown);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .story-inner { grid-template-columns: 1fr; gap: 30px; }
  .photo-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .header-inner { height: 60px; }
  .main-nav { display: none; flex-direction: column; position: absolute; top: 60px; left: 0; right: 0; background: var(--dark-brown); padding: 16px; gap: 4px; }
  .main-nav.open { display: flex; }
  .nav-toggle { display: flex; }
  .hero-banner { height: 70vh; }
  .film-frame { border-width: 10px; }
  .film-frame::before, .film-frame::after { display: none; }
  .photo-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .video-grid { grid-template-columns: 1fr; }
  .section { padding: 50px 16px; }
}

@media (max-width: 480px) {
  .logo-text { font-size: 1.5rem; }
  .hero-btns { flex-direction: column; align-items: center; }
  .photo-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: 1fr; }
}

/* ===== 滚动动画 ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ===== 加入指南 ===== */
.join-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 30px;
}

.join-step {
  text-align: center;
  padding: 24px 16px;
}

.step-num {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--amber);
  color: var(--dark-brown);
  font-size: 1.3rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.join-step h4 {
  color: var(--dark-brown);
  margin-bottom: 8px;
}

.join-step p {
  color: var(--text-light);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ===== 统计数字 ===== */
.stats-bar {
  background: linear-gradient(135deg, var(--dark-brown) 0%, #3a2010 100%);
  padding: 40px 20px;
}

.stats-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.2rem;
  color: var(--amber);
  font-weight: 900;
  margin-bottom: 6px;
}

.stat-item p {
  color: rgba(245,240,232,0.7);
  font-size: 0.85rem;
  letter-spacing: 1px;
}

@media (max-width: 768px) {
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
}