/* 蘑菇影视 - 主样式文件 */
/* 深灰+香槟金+纯黑配色，极简奢华风格 */

:root {
  --color-black: #0a0a0a;
  --color-deep-gray: #1a1a1a;
  --color-mid-gray: #2c2c2c;
  --color-light-gray: #888888;
  --color-champagne: #c9a96e;
  --color-champagne-light: #e8d5b0;
  --color-champagne-dark: #9a7a4a;
  --color-white: #f5f0e8;
  --color-text: #d4cfc5;
  --font-serif: 'Georgia', 'Times New Roman', serif;
  --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-gold: 0 4px 24px rgba(201, 169, 110, 0.18);
  --border-gold: 1px solid rgba(201, 169, 110, 0.25);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-black);
  color: var(--color-text);
  font-family: var(--font-sans);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  color: var(--color-champagne);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-champagne-light);
}

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

/* ===== 滚动条 ===== */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--color-black); }
::-webkit-scrollbar-thumb { background: var(--color-champagne-dark); border-radius: 2px; }

/* ===== 顶部公告条 ===== */
.top-bar {
  background: var(--color-champagne-dark);
  color: var(--color-black);
  text-align: center;
  padding: 8px 16px;
  font-size: 13px;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.top-bar a {
  color: var(--color-black);
  font-weight: 700;
  text-decoration: underline;
}

/* ===== 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.97);
  backdrop-filter: blur(12px);
  border-bottom: var(--border-gold);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

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

.nav-logo img {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  object-fit: cover;
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
}

.nav-logo-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-champagne);
  letter-spacing: 0.06em;
  line-height: 1.2;
}

.nav-logo-sub {
  font-size: 11px;
  color: var(--color-light-gray);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
}

.nav-menu li a {
  display: block;
  padding: 8px 16px;
  font-size: 14px;
  color: var(--color-text);
  letter-spacing: 0.05em;
  transition: var(--transition);
  position: relative;
}

.nav-menu li a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 16px;
  right: 16px;
  height: 1px;
  background: var(--color-champagne);
  transform: scaleX(0);
  transition: var(--transition);
}

.nav-menu li a:hover {
  color: var(--color-champagne);
}

.nav-menu li a:hover::after {
  transform: scaleX(1);
}

.nav-cta {
  background: var(--color-champagne);
  color: var(--color-black) !important;
  padding: 8px 20px !important;
  border-radius: 4px;
  font-weight: 600;
}

.nav-cta:hover {
  background: var(--color-champagne-light) !important;
}

.nav-cta::after {
  display: none !important;
}

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

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-champagne);
  transition: var(--transition);
}

/* ===== 搜索框 ===== */
.search-bar-wrap {
  background: var(--color-deep-gray);
  border-bottom: var(--border-gold);
  padding: 10px 24px;
}

.search-bar-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0;
}

.search-input-wrap {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 560px;
  background: var(--color-mid-gray);
  border: var(--border-gold);
  border-radius: 4px;
  overflow: hidden;
  transition: var(--transition);
}

.search-input-wrap:focus-within {
  border-color: var(--color-champagne);
  box-shadow: var(--shadow-gold);
}

.search-input-wrap input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  padding: 9px 16px;
  color: var(--color-text);
  font-size: 14px;
  font-family: var(--font-sans);
}

.search-input-wrap input::placeholder {
  color: var(--color-light-gray);
}

.search-btn {
  background: var(--color-champagne);
  border: none;
  cursor: pointer;
  padding: 9px 16px;
  color: var(--color-black);
  font-size: 15px;
  transition: var(--transition);
  display: flex;
  align-items: center;
}

.search-btn:hover {
  background: var(--color-champagne-light);
}

/* ===== Hero Banner ===== */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10,10,10,0.85) 0%,
    rgba(10,10,10,0.55) 50%,
    rgba(10,10,10,0.40) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 80px 24px;
  width: 100%;
}

.hero-badge {
  display: inline-block;
  border: var(--border-gold);
  color: var(--color-champagne);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 6px 16px;
  margin-bottom: 28px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.hero h1 em {
  font-style: normal;
  color: var(--color-champagne);
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--color-text);
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-champagne);
  color: var(--color-black);
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.06em;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  border-radius: 2px;
}

.btn-primary:hover {
  background: var(--color-champagne-light);
  color: var(--color-black);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--color-champagne);
  padding: 13px 32px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.06em;
  border: var(--border-gold);
  cursor: pointer;
  transition: var(--transition);
  border-radius: 2px;
}

.btn-outline:hover {
  background: rgba(201,169,110,0.1);
  color: var(--color-champagne-light);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: var(--border-gold);
  flex-wrap: wrap;
}

.hero-stat-item {
  text-align: center;
}

.hero-stat-num {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-champagne);
  line-height: 1;
  margin-bottom: 6px;
}

.hero-stat-label {
  font-size: 12px;
  color: var(--color-light-gray);
  letter-spacing: 0.1em;
}

/* ===== 通用区块 ===== */
.section {
  padding: 96px 24px;
}

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

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-champagne);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--color-light-gray);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}

.divider-gold {
  width: 48px;
  height: 2px;
  background: var(--color-champagne);
  margin: 20px auto;
}

/* ===== 服务卡片 ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--color-deep-gray);
  border: var(--border-gold);
  border-radius: 4px;
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-gold);
  border-color: var(--color-champagne);
}

.service-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: var(--transition);
}

.service-card:hover .service-card-img {
  transform: scale(1.04);
}

.service-card-img-wrap {
  overflow: hidden;
  height: 200px;
}

.service-card-body {
  padding: 24px;
}

.service-card-icon {
  font-size: 28px;
  margin-bottom: 12px;
  color: var(--color-champagne);
}

.service-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 10px;
  letter-spacing: 0.03em;
}

.service-card-desc {
  font-size: 14px;
  color: var(--color-light-gray);
  line-height: 1.7;
}

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

.video-card {
  background: var(--color-deep-gray);
  border: var(--border-gold);
  border-radius: 4px;
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
}

.video-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(201,169,110,0.22);
  border-color: var(--color-champagne);
}

.video-thumb-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}

.video-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.video-card:hover .video-thumb {
  transform: scale(1.06);
}

.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.35);
  opacity: 0;
  transition: var(--transition);
}

.video-card:hover .video-play-btn {
  opacity: 1;
}

.video-play-icon {
  width: 56px;
  height: 56px;
  background: var(--color-champagne);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.video-play-icon svg {
  width: 22px;
  height: 22px;
  fill: var(--color-black);
  margin-left: 4px;
}

.video-card:hover .video-play-icon {
  transform: scale(1.12);
  background: var(--color-champagne-light);
}

.video-duration {
  position: absolute;
  bottom: 8px;
  right: 10px;
  background: rgba(0,0,0,0.75);
  color: var(--color-champagne);
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 2px;
  font-weight: 600;
}

.video-card-body {
  padding: 18px 20px;
}

.video-card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 8px;
  line-height: 1.4;
}

.video-meta {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--color-light-gray);
}

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

.video-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.video-tag {
  font-size: 11px;
  color: var(--color-champagne);
  border: 1px solid rgba(201,169,110,0.3);
  padding: 2px 8px;
  border-radius: 2px;
}

/* ===== 流程步骤 ===== */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-champagne-dark), transparent);
}

.process-step {
  text-align: center;
  padding: 32px 20px;
  position: relative;
}

.process-step-num {
  width: 72px;
  height: 72px;
  border: 2px solid var(--color-champagne);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-champagne);
  background: var(--color-black);
  position: relative;
  z-index: 1;
}

.process-step-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 10px;
}

.process-step-desc {
  font-size: 13px;
  color: var(--color-light-gray);
  line-height: 1.7;
}

/* ===== 隐奢空间 ===== */
.space-section {
  background: var(--color-deep-gray);
  border-top: var(--border-gold);
  border-bottom: var(--border-gold);
}

.space-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 480px;
}

.space-img-col {
  overflow: hidden;
}

.space-img-col img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.space-img-col:hover img {
  transform: scale(1.04);
}

.space-text-col {
  padding: 64px 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.space-features {
  list-style: none;
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.space-features li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: var(--color-text);
}

.space-features li::before {
  content: '◆';
  color: var(--color-champagne);
  font-size: 10px;
  margin-top: 4px;
  flex-shrink: 0;
}

/* ===== 用户评价 ===== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.review-card {
  background: var(--color-deep-gray);
  border: var(--border-gold);
  border-radius: 4px;
  padding: 28px;
  transition: var(--transition);
  position: relative;
}

.review-card:hover {
  border-color: var(--color-champagne);
  box-shadow: var(--shadow-gold);
}

.review-card::before {
  content: '"';
  position: absolute;
  top: 16px;
  right: 24px;
  font-size: 4rem;
  color: rgba(201,169,110,0.15);
  font-family: var(--font-serif);
  line-height: 1;
}

.review-stars {
  color: var(--color-champagne);
  font-size: 14px;
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.review-text {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 20px;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-mid-gray);
  border: 2px solid var(--color-champagne-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--color-champagne);
  font-weight: 700;
  flex-shrink: 0;
}

.review-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-white);
}

.review-info {
  font-size: 12px;
  color: var(--color-light-gray);
  margin-top: 2px;
}

/* ===== 案例展示 ===== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.case-card {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  aspect-ratio: 16/10;
  cursor: pointer;
}

.case-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.case-card:hover img {
  transform: scale(1.06);
}

.case-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.9) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  transition: var(--transition);
}

.case-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 6px;
}

.case-card-meta {
  font-size: 12px;
  color: var(--color-champagne);
  letter-spacing: 0.08em;
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-deep-gray);
  border: var(--border-gold);
  border-radius: 4px;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-sans);
  padding: 20px 24px;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--color-champagne);
}

.faq-icon {
  color: var(--color-champagne);
  font-size: 20px;
  flex-shrink: 0;
  transition: var(--transition);
  line-height: 1;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 400px;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--color-light-gray);
  line-height: 1.8;
  border-top: var(--border-gold);
  padding-top: 16px;
}

/* ===== 预约区块 ===== */
.booking-section {
  background: linear-gradient(135deg, var(--color-deep-gray) 0%, var(--color-mid-gray) 100%);
  border-top: var(--border-gold);
  border-bottom: var(--border-gold);
}

.booking-inner {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.booking-form {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: left;
}

.form-label {
  font-size: 12px;
  color: var(--color-champagne);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.form-input,
.form-select,
.form-textarea {
  background: var(--color-black);
  border: var(--border-gold);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 12px 16px;
  border-radius: 2px;
  outline: none;
  transition: var(--transition);
  width: 100%;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-champagne);
  box-shadow: var(--shadow-gold);
}

.form-select option {
  background: var(--color-deep-gray);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

/* ===== 联系/地址 ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-icon {
  width: 44px;
  height: 44px;
  border: var(--border-gold);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--color-champagne);
  flex-shrink: 0;
}

.contact-info-label {
  font-size: 11px;
  color: var(--color-light-gray);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.contact-info-value {
  font-size: 14px;
  color: var(--color-text);
  font-weight: 500;
}

.contact-map {
  background: var(--color-deep-gray);
  border: var(--border-gold);
  border-radius: 4px;
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.map-placeholder {
  text-align: center;
  color: var(--color-light-gray);
}

.map-placeholder .map-icon {
  font-size: 48px;
  color: var(--color-champagne);
  margin-bottom: 12px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--color-deep-gray);
  border-top: var(--border-gold);
  padding: 64px 24px 32px;
}

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

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: var(--border-gold);
}

.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-brand-logo img {
  width: 40px;
  height: 40px;
  border-radius: 6px;
  object-fit: cover;
}

.footer-brand-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-champagne);
}

.footer-desc {
  font-size: 13px;
  color: var(--color-light-gray);
  line-height: 1.8;
  margin-bottom: 20px;
}

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

.footer-social a {
  width: 36px;
  height: 36px;
  border: var(--border-gold);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-champagne);
  font-size: 14px;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--color-champagne);
  color: var(--color-black);
}

.footer-col-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links li a {
  font-size: 13px;
  color: var(--color-light-gray);
  transition: var(--transition);
}

.footer-links li a:hover {
  color: var(--color-champagne);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copyright {
  font-size: 12px;
  color: var(--color-light-gray);
}

.footer-copyright span {
  color: var(--color-champagne);
}

.footer-update {
  font-size: 12px;
  color: var(--color-light-gray);
}

.footer-icp {
  font-size: 12px;
  color: var(--color-light-gray);
}

/* ===== 视频弹窗 ===== */
.video-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.92);
  align-items: center;
  justify-content: center;
}

.video-modal.active {
  display: flex;
}

.video-modal-inner {
  position: relative;
  width: 90%;
  max-width: 900px;
  background: var(--color-deep-gray);
  border: var(--border-gold);
  border-radius: 4px;
  overflow: hidden;
}

.video-modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  color: var(--color-champagne);
  font-size: 28px;
  cursor: pointer;
  z-index: 10;
  line-height: 1;
  transition: var(--transition);
}

.video-modal-close:hover {
  color: var(--color-white);
  transform: rotate(90deg);
}

.video-modal-player {
  aspect-ratio: 16/9;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-modal-placeholder {
  text-align: center;
  color: var(--color-light-gray);
}

.video-modal-placeholder .play-big {
  font-size: 72px;
  color: var(--color-champagne);
  margin-bottom: 16px;
}

.video-modal-info {
  padding: 20px 24px;
}

.video-modal-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 8px;
}

.video-modal-meta {
  font-size: 13px;
  color: var(--color-light-gray);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .space-grid {
    grid-template-columns: 1fr;
  }
  .space-text-col {
    padding: 40px 32px;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(10,10,10,0.98);
    flex-direction: column;
    padding: 16px 0;
    border-bottom: var(--border-gold);
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-menu li a {
    padding: 12px 24px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-header {
    position: relative;
  }

  .hero {
    min-height: 70vh;
  }

  .hero-stats {
    gap: 24px;
  }

  .process-steps::before {
    display: none;
  }

  .process-steps {
    grid-template-columns: 1fr 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 64px 16px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.8rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn-primary, .btn-outline {
    width: 100%;
    justify-content: center;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

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

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

/* ===== 动画 ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

/* ===== 面包屑 ===== */
.breadcrumb {
  padding: 12px 24px;
  background: var(--color-deep-gray);
  border-bottom: var(--border-gold);
}

.breadcrumb-inner {
  max-width: 1280px;
  margin: 0 auto;
  font-size: 13px;
  color: var(--color-light-gray);
}

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

.breadcrumb-inner span {
  margin: 0 8px;
  color: var(--color-champagne-dark);
}

/* ===== 下载APP区块 ===== */
.app-section {
  background: var(--color-deep-gray);
}

.app-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.app-badges {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.app-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-black);
  border: var(--border-gold);
  border-radius: 8px;
  padding: 10px 20px;
  color: var(--color-white);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
}

.app-badge:hover {
  border-color: var(--color-champagne);
  background: rgba(201,169,110,0.08);
  color: var(--color-champagne);
}

.app-badge-icon {
  font-size: 22px;
}

@media (max-width: 768px) {
  .app-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}