*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Source Han Sans CN', sans-serif; color: #1f2937; line-height: 1.6; background: #ffffff; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s; }
a:hover { color: var(--rq-primary, #0c5aa6); }
:root { --rq-primary: #0c5aa6; --rq-primary-dark: #08467e; --rq-accent: #e7f1fb; --rq-text: #1f2937; --rq-text-soft: #52606d; --rq-border: #e5e7eb; --rq-bg: #ffffff; --rq-bg-soft: #f7f9fc; }

.rq-topbar { position: fixed; top: 0; left: 0; right: 0; z-index: 100; transition: background .3s, box-shadow .3s; background: rgba(0,0,0,0.18); }
.rq-topbar.rq-fixed { background: rgba(255,255,255,0.96); box-shadow: 0 2px 14px rgba(0,0,0,0.06); }
.rq-topbar-inner { max-width: 1320px; margin: 0 auto; padding: 10px 20px; display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.rq-logo { display: flex; align-items: center; gap: 10px; flex: 1 1 auto; min-width: 0; }
.rq-logo-mark { width: 36px; height: 36px; min-width: 36px; border-radius: 8px; background: linear-gradient(135deg, var(--rq-primary), var(--rq-primary-dark)); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 18px; box-shadow: 0 4px 14px rgba(12,90,166,0.3); }
.rq-logo-text { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; flex: 1 1 auto; }
.rq-logo-title { font-size: 15px; font-weight: 700; color: #fff; letter-spacing: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rq-logo-title b { font-size: 15px; font-weight: 700; }
.rq-logo-sub { font-size: 11px; color: rgba(255,255,255,0.85); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rq-topbar.rq-fixed .rq-logo-title { color: var(--rq-text); }
.rq-topbar.rq-fixed .rq-logo-sub { color: var(--rq-text-soft); }
.rq-nav-list { list-style: none; margin: 0; padding: 0; display: flex; gap: 4px; flex-wrap: nowrap; }
.rq-nav-list a { color: rgba(255,255,255,0.92); padding: 8px 12px; border-radius: 6px; font-size: 14px; font-weight: 500; transition: all .2s; white-space: nowrap; }
.rq-nav-list a:hover { background: rgba(255,255,255,0.18); color: #fff; }
.rq-topbar.rq-fixed .rq-nav-list a { color: var(--rq-text); }
.rq-topbar.rq-fixed .rq-nav-list a:hover { background: var(--rq-accent); color: var(--rq-primary); }

.rq-hero { position: relative; height: 540px; background-size: cover; background-position: center; transition: background-image 1s ease-in-out; }
.rq-hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0.45) 0%, rgba(0,0,0,0.25) 60%, rgba(0,0,0,0.55) 100%); }
.rq-hero-inner { position: relative; z-index: 2; max-width: 1280px; margin: 0 auto; padding: 120px 24px 60px; color: #fff; }
.rq-hero-title { font-size: 40px; font-weight: 700; margin: 0 0 18px; letter-spacing: 1px; text-shadow: 0 2px 12px rgba(0,0,0,0.35); }
.rq-hero-sub { font-size: 17px; opacity: 0.95; max-width: 760px; line-height: 1.8; text-shadow: 0 1px 8px rgba(0,0,0,0.3); }
.rq-hero-tags { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 22px; }
.rq-hero-tag { background: rgba(255,255,255,0.18); backdrop-filter: blur(6px); padding: 6px 14px; border-radius: 999px; font-size: 13px; border: 1px solid rgba(255,255,255,0.3); }
.rq-hero-cta { display: inline-block; margin-top: 26px; padding: 12px 28px; background: var(--rq-primary); color: #fff; border-radius: 999px; font-size: 15px; font-weight: 600; box-shadow: 0 8px 24px rgba(12,90,166,0.4); }

.rq-section { padding: 70px 24px; }
.rq-section-inner { max-width: 1280px; margin: 0 auto; }
.rq-section-title { font-size: 30px; font-weight: 700; text-align: center; margin: 0 0 12px; color: var(--rq-text); }
.rq-section-title small { display: block; font-size: 14px; color: var(--rq-text-soft); font-weight: 400; margin-top: 6px; letter-spacing: 2px; }
.rq-section-line { width: 56px; height: 3px; background: var(--rq-primary); margin: 16px auto 38px; border-radius: 2px; }
.rq-bg-soft { background: var(--rq-bg-soft); }

.rq-cat { margin-bottom: 42px; }
.rq-cat-title { font-size: 22px; font-weight: 700; margin: 0 0 22px; padding-left: 14px; border-left: 4px solid var(--rq-primary); color: var(--rq-text); }
.rq-cat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.rq-card { background: #fff; border: 1px solid var(--rq-border); border-radius: 10px; overflow: hidden; cursor: pointer; transition: transform .25s, box-shadow .25s, border-color .25s; }
.rq-card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(0,0,0,0.08); border-color: var(--rq-primary); }
.rq-card-img { width: 100%; height: 170px; background-size: cover; background-position: center; background-color: #eef2f7; }
.rq-card-body { padding: 14px 14px 16px; }
.rq-card-name { font-size: 15px; font-weight: 600; margin-bottom: 6px; color: var(--rq-text); line-height: 1.4; }
.rq-card-desc { font-size: 12.5px; color: var(--rq-text-soft); line-height: 1.6; }

.rq-city-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.rq-city-card { padding: 16px 8px; text-align: center; background: #fff; border: 1px solid var(--rq-border); border-radius: 8px; color: var(--rq-text); font-weight: 500; transition: all .25s; }
.rq-city-card:hover { background: var(--rq-primary); color: #fff; border-color: var(--rq-primary); transform: translateY(-3px); box-shadow: 0 10px 22px rgba(12,90,166,0.2); }

.rq-station-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 14px; }
.rq-station-card { padding: 18px 8px; text-align: center; background: linear-gradient(135deg, var(--rq-accent), #fff); border: 1px solid var(--rq-border); border-radius: 10px; color: var(--rq-primary); font-weight: 600; transition: all .25s; }
.rq-station-card:hover { background: var(--rq-primary); color: #fff; }

.rq-faq-item { background: #fff; border: 1px solid var(--rq-border); border-radius: 8px; margin-bottom: 12px; overflow: hidden; }
.rq-faq-q { padding: 16px 20px; cursor: pointer; display: flex; align-items: center; gap: 10px; font-weight: 600; color: var(--rq-text); user-select: none; }
.rq-faq-num { color: var(--rq-primary); font-weight: 700; }
.rq-faq-arrow { margin-left: auto; color: var(--rq-primary); font-size: 20px; transition: transform .25s; }
.rq-faq-open .rq-faq-arrow { transform: rotate(45deg); }
.rq-faq-a { max-height: 0; overflow: hidden; transition: max-height .35s ease; padding: 0 20px; color: var(--rq-text-soft); font-size: 14.5px; line-height: 1.8; }
.rq-faq-open .rq-faq-a { max-height: 400px; padding: 0 20px 18px; }

.rq-contact-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 36px; align-items: center; background: linear-gradient(135deg, #fff, var(--rq-accent)); padding: 36px; border-radius: 14px; border: 1px solid var(--rq-border); }
.rq-contact-item { display: flex; gap: 14px; padding: 12px 0; border-bottom: 1px dashed var(--rq-border); }
.rq-contact-item:last-child { border-bottom: 0; }
.rq-contact-label { flex: 0 0 90px; color: var(--rq-primary); font-weight: 600; }
.rq-contact-value { flex: 1; color: var(--rq-text); word-break: break-all; }
.rq-contact-qr { text-align: center; }
.rq-contact-qr img { width: 180px; height: 180px; border-radius: 8px; box-shadow: 0 8px 22px rgba(0,0,0,0.1); margin: 0 auto; }
.rq-contact-qr-tip { margin-top: 10px; color: var(--rq-text-soft); font-size: 13px; }

.rq-footer { background: #0e1a2b; color: #b9c4d4; padding: 26px 24px; }
.rq-footer-inner { max-width: 1280px; margin: 0 auto; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 13px; }
.rq-footer a { color: #b9c4d4; }
.rq-footer a:hover { color: #fff; }

.rq-lightbox { position: fixed; inset: 0; background: rgba(0,0,0,0.78); display: none; align-items: center; justify-content: center; z-index: 1000; padding: 20px; }
.rq-lightbox-show { display: flex; }
.rq-lightbox-inner { position: relative; max-width: 90vw; max-height: 88vh; }
.rq-lightbox-inner img { max-width: 100%; max-height: 80vh; border-radius: 6px; }
.rq-lightbox-cap { color: #fff; text-align: center; margin-top: 12px; font-size: 14px; }
.rq-lightbox-close { position: absolute; top: -38px; right: 0; color: #fff; font-size: 30px; cursor: pointer; line-height: 1; }

.rq-reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s ease, transform .7s ease; }
.rq-show { opacity: 1 !important; transform: none !important; }

.rq-news-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.rq-news-card { background: #fff; border: 1px solid var(--rq-border); border-radius: 10px; padding: 20px; }
.rq-news-card h4 { margin: 0 0 10px; font-size: 16px; color: var(--rq-text); }
.rq-news-card p { margin: 0; color: var(--rq-text-soft); font-size: 13.5px; line-height: 1.7; }
.rq-news-date { color: var(--rq-primary); font-size: 12px; margin-bottom: 6px; }

.rq-scene-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.rq-scene-card { padding: 22px 18px; background: #fff; border: 1px solid var(--rq-border); border-radius: 10px; text-align: center; transition: all .25s; }
.rq-scene-card:hover { background: var(--rq-accent); border-color: var(--rq-primary); }
.rq-scene-icon { font-size: 28px; margin-bottom: 8px; }
.rq-scene-title { font-weight: 600; color: var(--rq-text); margin-bottom: 4px; }
.rq-scene-desc { font-size: 12.5px; color: var(--rq-text-soft); }

.rq-about { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; }
.rq-about-text p { color: var(--rq-text-soft); font-size: 15px; line-height: 1.85; margin: 0 0 14px; }
.rq-about-img { width: 100%; height: 320px; background-size: cover; background-position: center; border-radius: 12px; box-shadow: 0 12px 30px rgba(0,0,0,0.08); }

@media (max-width: 1024px) {
  .rq-cat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .rq-city-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .rq-station-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .rq-news-grid, .rq-scene-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rq-about, .rq-contact-grid { grid-template-columns: 1fr; }
  .rq-about-img { height: 240px; }
}
@media (max-width: 720px) {
  .rq-hero { height: 460px; }
  .rq-hero-title { font-size: 28px; }
  .rq-hero-sub { font-size: 15px; }
  .rq-section { padding: 50px 16px; }
  .rq-section-title { font-size: 24px; }
  .rq-cat-grid, .rq-city-grid, .rq-news-grid, .rq-scene-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rq-station-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rq-topbar-inner { padding: 10px 14px; flex-wrap: wrap; gap: 10px; }
  .rq-nav-list a { padding: 6px 10px; font-size: 13px; }
  .rq-contact-grid { padding: 22px; }
  .rq-contact-label { flex: 0 0 80px; font-size: 13px; }
  .rq-footer-inner { flex-direction: column; text-align: center; }
}