/* ============================================
   老人版首页样式 - 独秀峰·王城景区
   index-older.html 专用
   完全独立，不复用 home.css
   ============================================ */

/* ---- 基础变量 ---- */
:root {
  /* 适老化配色 - 高对比度 */
  --older-bg: #ffffff;
  --older-text: #1a1a1a;
  --older-text-secondary: #333333;
  --older-primary: #1a5f7a;
  --older-accent: #2e7d32;
  --older-accent-dark: #1b5e20;
  --older-border: #cccccc;
  --older-card-bg: #f5f5f5;
  --older-hover: #e8e8e8;

  /* 适老化尺寸 */
  --older-font-base: 20px;
  --older-font-title: 30px;
  --older-font-large: 24px;
  --older-line-height: 1.8;
  --older-btn-height: 60px;
  --older-tap-area: 56px;
  --older-border-radius: 12px;
  --older-section-gap: 48px;
}

/* ---- 重置 ---- */
.older-page {
  font-size: var(--older-font-base);
  line-height: var(--older-line-height);
  color: var(--older-text);
  background: var(--older-bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  margin: 0;
  padding: 0;
  min-width: 320px;
}

.older-page *,
.older-page *::before,
.older-page *::after {
  box-sizing: border-box;
}

.older-page a {
  color: inherit;
  text-decoration: none;
}

.older-page img {
  max-width: 100%;
  height: auto;
}

/* ---- 容器最大宽度 ---- */
.older-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---- 固定顶部导航 ---- */
.older-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--older-bg);
  border-bottom: 3px solid var(--older-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  height: 72px;
}

.older-header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.older-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--older-text);
}

.older-logo-icon {
  display: block;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: url(../img/logo.jpg) center center no-repeat;
  background-size: 100% 100%;
  flex-shrink: 0;
}

.older-logo-text {
  font-size: 22px;
  font-weight: bold;
  letter-spacing: 2px;
  white-space: nowrap;
}

.older-header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.older-back-link {
  font-size: 14px;
  color: var(--older-text-secondary);
  text-decoration: none;
  padding: 8px 0;
  transition: color 0.2s;
}

.older-back-link:hover {
  color: var(--older-primary);
}
  height: 100%;
  object-fit: cover;
}

.older-topbar-logo-text {
  font-size: 22px;
  font-weight: bold;
  letter-spacing: 2px;
  white-space: nowrap;
}

.older-topbar-badge {
  background: var(--older-accent);
  color: white;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: bold;
  letter-spacing: 2px;
  white-space: nowrap;
}

.older-topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.older-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--older-card-bg);
  border: 2px solid var(--older-border);
  border-radius: var(--older-border-radius);
  font-size: 18px;
  font-weight: 500;
  color: var(--older-text);
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  min-height: var(--older-tap-area);
  white-space: nowrap;
}

.older-btn:hover {
  background: var(--older-hover);
  border-color: var(--older-primary);
  color: var(--older-primary);
}

.older-btn-primary {
  background: var(--older-primary);
  border-color: var(--older-primary);
  color: white;
}

.older-btn-primary:hover {
  background: var(--older-primary-dark);
  border-color: var(--older-primary-dark);
  color: white;
}

/* ---- 主内容区 ---- */
.older-main {
  margin-top: 72px;
}

/* ---- Banner 轮播 ---- */
.older-banner {
  position: relative;
  width: 100%;
  height: 500px;
  overflow: hidden;
  background: #1a1a1a;
}

.older-banner-slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.older-banner-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  transition: opacity 1s ease;
}

.older-banner-slide.active {
  opacity: 1;
  pointer-events: auto;
}

.older-banner-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.older-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.5) 100%);
  pointer-events: none;
}

.older-banner-content {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  text-align: center;
  width: 90%;
  max-width: 800px;
}

.older-banner-title {
  color: white;
  font-size: 42px;
  font-weight: bold;
  letter-spacing: 6px;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
  background: rgba(0,0,0,0.35);
  padding: 20px 40px;
  border-radius: 12px;
  display: inline-block;
}

.older-banner-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 10;
}

.older-banner-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: all 0.3s;
}

.older-banner-dot.active {
  background: white;
  transform: scale(1.2);
}

/* ---- 核心信息区 ---- */
.older-info {
  padding: var(--older-section-gap) 0;
  background: var(--older-bg);
}

.older-info-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.older-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.older-info-card {
  background: var(--older-card-bg);
  border: 2px solid var(--older-border);
  border-radius: var(--older-border-radius);
  padding: 28px 24px;
  text-align: center;
}

.older-info-card-icon {
  font-size: 44px;
  margin-bottom: 12px;
}

.older-info-card-label {
  font-size: 20px;
  color: var(--older-text-secondary);
  margin-bottom: 10px;
  font-weight: 500;
}

.older-info-card-value {
  font-size: 32px;
  font-weight: bold;
  color: var(--older-text);
  letter-spacing: 2px;
}

.older-info-card-value.small {
  font-size: 22px;
}

.older-info-card-value a {
  color: var(--older-primary);
  text-decoration: underline;
}

.older-info-card-value a:hover {
  color: var(--older-primary-dark);
}

/* ---- 预约购票区 ---- */
.older-ticket {
  padding: var(--older-section-gap) 0;
  background: linear-gradient(135deg, var(--older-accent) 0%, var(--older-accent-dark) 100%);
  text-align: center;
}

.older-ticket-btn {
  display: inline-block;
  padding: 20px 80px;
  background: white;
  color: var(--older-accent);
  font-size: 30px;
  font-weight: bold;
  letter-spacing: 4px;
  text-decoration: none;
  border-radius: var(--older-border-radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  transition: all 0.2s;
  min-height: var(--older-btn-height);
  line-height: 1.3;
}

.older-ticket-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  background: #f5f5f5;
}

/* ---- 公告区 ---- */
.older-news {
  padding: var(--older-section-gap) 0;
  background: var(--older-bg);
}

.older-news-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

.older-news-title {
  font-size: var(--older-font-title);
  font-weight: bold;
  text-align: center;
  margin-bottom: 32px;
  color: var(--older-text);
  letter-spacing: 4px;
}

.older-news-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border: 2px solid var(--older-border);
  border-radius: var(--older-border-radius);
  overflow: hidden;
}

.older-news-item {
  border-bottom: 2px solid var(--older-border);
}

.older-news-item:last-child {
  border-bottom: none;
}

.older-news-item a {
  display: flex;
  align-items: center;
  padding: 20px 24px;
  font-size: var(--older-font-large);
  color: var(--older-text);
  text-decoration: none;
  transition: background 0.2s;
  min-height: var(--older-tap-area);
}

.older-news-item a:hover {
  background: var(--older-card-bg);
  color: var(--older-primary);
}

.older-news-item a::before {
  content: "•";
  font-size: 28px;
  margin-right: 16px;
  color: var(--older-primary);
  flex-shrink: 0;
}

.older-news-more {
  display: block;
  text-align: center;
  margin-top: 28px;
  padding: 16px 32px;
  font-size: var(--older-font-base);
  color: var(--older-primary);
  text-decoration: none;
  border: 2px solid var(--older-primary);
  border-radius: var(--older-border-radius);
  max-width: 280px;
  margin-left: auto;
  margin-right: auto;
  transition: all 0.2s;
  min-height: var(--older-tap-area);
  display: flex;
  align-items: center;
  justify-content: center;
}

.older-news-more:hover {
  background: var(--older-primary);
  color: white;
}

/* ---- 底部 ---- */
.older-footer {
  background: var(--older-text);
  color: white;
  padding: 48px 24px;
  text-align: center;
}

.older-footer-back {
  display: inline-block;
  padding: 16px 48px;
  background: white;
  color: var(--older-text);
  font-size: 20px;
  font-weight: bold;
  text-decoration: none;
  border-radius: var(--older-border-radius);
  transition: all 0.2s;
  margin-bottom: 24px;
  min-height: var(--older-btn-height);
  line-height: 1.4;
}

.older-footer-back:hover {
  background: var(--older-card-bg);
  transform: translateY(-2px);
}

.older-footer-text {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
  margin: 0;
}

/* ---- 响应式 ---- */
@media (max-width: 768px) {
  .older-page {
    min-width: 320px;
  }

  .older-header-inner {
    padding: 0 12px;
  }

  .older-logo-text {
    font-size: 16px;
    max-width: 40vw;
  }

  .older-back-link {
    font-size: 13px;
  }

  .older-banner {
    height: 280px;
  }

  .older-banner-title {
    font-size: 22px;
    padding: 12px 20px;
    letter-spacing: 2px;
  }

  .older-info-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .older-info-inner {
    padding: 0 16px;
  }

  .older-info-card {
    padding: 20px 16px;
  }

  .older-info-card-value {
    font-size: 24px;
  }

  .older-info-card-value.small {
    font-size: 18px;
  }

  .older-ticket-btn {
    font-size: 22px;
    padding: 16px 40px;
  }

  .older-news-inner {
    padding: 0 16px;
  }

  .older-news-item a {
    padding: 16px;
    font-size: 18px;
  }
}