/* ===== 基础 ===== */
:root {
  --bg: #05060f;
  --bg-2: #090b1a;
  --panel: rgba(255, 255, 255, .045);
  --panel-2: rgba(255, 255, 255, .07);
  --line: rgba(255, 255, 255, .1);
  --txt: #e8ecf8;
  --txt-dim: #a2abc7;
  --cyan: #22d3ee;
  --violet: #8b5cf6;
  --pink: #f472b6;
  --radius: 18px;
  --wrap: 1180px;
  --ease: cubic-bezier(.22, .68, 0, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--txt);
  font: 16px/1.7 "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.25; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

#starfield {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* .nav / .toast 为 fixed 且自带更高 z-index，不能被降级，否则下拉菜单会被页面内容遮住 */
body > *:not(#starfield):not(.nav):not(.toast) { position: relative; z-index: 1; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px;
}

.grad {
  background: linear-gradient(100deg, var(--cyan), var(--violet) 55%, var(--pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .22em;
  color: var(--cyan);
  margin-bottom: 14px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 600;
  color: #04121a;
  background: linear-gradient(100deg, var(--cyan), #6ee7f9);
  box-shadow: 0 10px 30px -10px rgba(34, 211, 238, .7);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s;
  cursor: pointer;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px -12px rgba(34, 211, 238, .85);
}
.btn-ghost {
  background: rgba(255, 255, 255, .04);
  color: var(--txt);
  border-color: var(--line);
  box-shadow: none;
  backdrop-filter: blur(10px);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, .09);
  box-shadow: none;
}
.btn-sm { padding: 9px 20px; font-size: 14px; }
.btn-block { width: 100%; }

/* ===== 导航 ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(5, 6, 15, .78);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo { display: flex; align-items: center; gap: 11px; }
.logo img { border-radius: 10px; }
.logo-text {
  display: flex;
  flex-direction: column;
  font-weight: 700;
  font-size: 17px;
  line-height: 1.15;
}
.logo-text em {
  font-style: normal;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .2em;
  color: var(--txt-dim);
}
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a:not(.btn) {
  font-size: 15px;
  color: var(--txt-dim);
  transition: color .2s;
}
.nav-links a:not(.btn):hover { color: var(--txt); }

.menu-btn {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, .04);
  cursor: pointer;
  padding: 0;
}
.menu-btn span {
  display: block;
  width: 18px;
  height: 1.6px;
  margin: 4px auto;
  background: var(--txt);
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .2s;
}
.menu-btn.open span:nth-child(1) { transform: translateY(5.6px) rotate(45deg); }
.menu-btn.open span:nth-child(2) { opacity: 0; }
.menu-btn.open span:nth-child(3) { transform: translateY(-5.6px) rotate(-45deg); }

/* ===== 主视觉 ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 90px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url("../images/hero.jpg") center/cover no-repeat;
  transform: scale(1.06);
  animation: drift 26s ease-in-out infinite alternate;
}
@keyframes drift {
  from { transform: scale(1.06) translateY(0); }
  to { transform: scale(1.12) translateY(-18px); }
}
.hero-mask {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 80% at 70% 20%, rgba(139, 92, 246, .28), transparent 60%),
    linear-gradient(180deg, rgba(5, 6, 15, .82) 0%, rgba(5, 6, 15, .55) 40%, rgba(5, 6, 15, .96) 100%);
}
.hero-inner { position: relative; max-width: 800px; }
.badge {
  display: inline-block;
  padding: 7px 16px;
  border: 1px solid rgba(34, 211, 238, .35);
  border-radius: 999px;
  background: rgba(34, 211, 238, .08);
  color: #9df0ff;
  font-size: 13px;
  letter-spacing: .04em;
  margin-bottom: 26px;
}
.hero h1 {
  font-size: clamp(38px, 6.4vw, 72px);
  letter-spacing: -.02em;
  margin-bottom: 24px;
}
.hero-sub {
  font-size: clamp(15px, 1.6vw, 18px);
  color: #c3cbe4;
  max-width: 640px;
  margin-bottom: 38px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 56px; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.hero-meta div { display: flex; flex-direction: column; }
.hero-meta strong { font-size: 22px; color: #fff; }
.hero-meta span { font-size: 13px; color: var(--txt-dim); }

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 26px;
  width: 24px;
  height: 40px;
  margin-left: -12px;
  border: 1px solid var(--line);
  border-radius: 14px;
}
.scroll-hint span {
  position: absolute;
  left: 50%;
  top: 9px;
  width: 4px;
  height: 4px;
  margin-left: -2px;
  border-radius: 50%;
  background: var(--cyan);
  animation: wheel 1.8s infinite;
}
@keyframes wheel {
  0% { opacity: 0; transform: translateY(0); }
  40% { opacity: 1; }
  100% { opacity: 0; transform: translateY(16px); }
}

/* ===== 数据 ===== */
.stats { padding: 64px 0; border-block: 1px solid var(--line); background: rgba(255, 255, 255, .015); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.stat { text-align: center; }
.stat b {
  display: block;
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  background: linear-gradient(100deg, var(--cyan), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat i { font-style: normal; }
.stat span { font-size: 14px; color: var(--txt-dim); }

/* ===== 通用区块 ===== */
.section { padding: 110px 0; }
.section-alt { background: linear-gradient(180deg, transparent, rgba(139, 92, 246, .06), transparent); }
.sec-head { max-width: 700px; margin-bottom: 56px; }
.sec-head h2 { font-size: clamp(28px, 3.6vw, 40px); margin-bottom: 16px; }
.sec-head p { color: var(--txt-dim); font-size: 16px; }

/* ===== 航线卡片 ===== */
.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  max-width: 900px;
  margin: 0 auto;
  gap: 26px;
  align-items: start;
}
.card {
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: 34px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  backdrop-filter: blur(12px);
  transition: transform .35s var(--ease), border-color .35s, background .35s;
}
.card:hover {
  transform: translateY(-8px);
  border-color: rgba(34, 211, 238, .4);
  background: var(--panel-2);
}
.card-hot {
  border-color: rgba(139, 92, 246, .5);
  background: linear-gradient(180deg, rgba(139, 92, 246, .14), rgba(255, 255, 255, .03));
  box-shadow: 0 24px 60px -30px rgba(139, 92, 246, .9);
}
.tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid var(--line);
  font-size: 12px;
  color: var(--txt-dim);
  margin-bottom: 14px;
}
.tag-hot {
  background: rgba(139, 92, 246, .2);
  border-color: rgba(139, 92, 246, .5);
  color: #ddd0ff;
}
.card h3 { font-size: 24px; }
.card-desc { color: var(--txt-dim); font-size: 14.5px; margin-top: 10px; }
.price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-size: 42px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -.02em;
}
.price i { font-style: normal; font-size: 20px; color: var(--cyan); }
.price small { font-size: 14px; font-weight: 500; color: var(--txt-dim); }
.feats { display: grid; gap: 11px; padding-top: 4px; }
.feats li {
  position: relative;
  padding-left: 26px;
  font-size: 14.5px;
  color: #c9d1e8;
}
.feats li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 13px;
  height: 7px;
  border-left: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(-45deg);
  border-radius: 1px;
}

/* ===== 特性 ===== */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.tile {
  padding: 30px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: transform .35s var(--ease), border-color .35s;
}
.tile:hover { transform: translateY(-6px); border-color: rgba(34, 211, 238, .35); }
.ico {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(34, 211, 238, .18), rgba(139, 92, 246, .18));
  border: 1px solid rgba(34, 211, 238, .25);
  color: var(--cyan);
  font-size: 21px;
  margin-bottom: 18px;
}
.tile h3 { font-size: 18px; margin-bottom: 10px; }
.tile p { color: var(--txt-dim); font-size: 14.5px; }

/* ===== 舱内 ===== */
.cabin-inner {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 54px;
  align-items: center;
}
.cabin-img {
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .9);
}
.cabin-img img { width: 100%; height: auto; transition: transform 1.2s var(--ease); }
.cabin-img:hover img { transform: scale(1.05); }
.cabin-text h2 { font-size: clamp(26px, 3.2vw, 36px); margin-bottom: 16px; }
.cabin-text > p { color: var(--txt-dim); margin-bottom: 28px; }
.timeline-mini { display: grid; gap: 2px; }
.timeline-mini li {
  display: flex;
  gap: 20px;
  padding: 15px 18px;
  border-radius: 12px;
  border-left: 2px solid rgba(34, 211, 238, .35);
  background: rgba(255, 255, 255, .025);
  transition: background .25s, border-color .25s;
}
.timeline-mini li:hover { background: rgba(255, 255, 255, .06); border-color: var(--cyan); }
.timeline-mini b {
  flex: 0 0 62px;
  font-size: 14px;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}
.timeline-mini span { font-size: 14.5px; color: #c9d1e8; }

/* ===== 流程 ===== */
.steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.step {
  position: relative;
  padding: 28px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}
.step::after {
  content: "";
  position: absolute;
  right: -12px;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-top: 1.6px solid rgba(34, 211, 238, .5);
  border-right: 1.6px solid rgba(34, 211, 238, .5);
  transform: rotate(45deg);
}
.step:last-child::after { display: none; }
.num {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: transparent;
  background: linear-gradient(100deg, var(--cyan), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  margin-bottom: 12px;
}
.step h3 { font-size: 17px; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--txt-dim); }

/* ===== FAQ ===== */
.faq-wrap { max-width: 900px; }
.faq { display: grid; gap: 12px; }
.qa {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  overflow: hidden;
  transition: border-color .25s;
}
.qa.open { border-color: rgba(34, 211, 238, .4); background: var(--panel-2); }
.q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: none;
  border: 0;
  color: var(--txt);
  font-size: 16px;
  font-weight: 600;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
}
.q i {
  position: relative;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
}
.q i::before, .q i::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s;
}
.q i::before { left: 0; top: 8px; width: 18px; height: 1.8px; }
.q i::after { left: 8px; top: 0; width: 1.8px; height: 18px; }
.qa.open .q i::after { transform: rotate(90deg); opacity: 0; }
.a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s var(--ease);
}
.a p {
  padding: 0 24px 22px;
  color: var(--txt-dim);
  font-size: 15px;
}

/* ===== 预约 ===== */
.booking-inner {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 56px;
  align-items: start;
}
.booking-text h2 { font-size: clamp(28px, 3.4vw, 38px); margin-bottom: 16px; }
.booking-text > p { color: var(--txt-dim); margin-bottom: 24px; }
.assure { display: grid; gap: 12px; }
.assure li {
  position: relative;
  padding-left: 26px;
  font-size: 14.5px;
  color: #c9d1e8;
}
.assure li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--cyan);
  font-weight: 700;
}
.form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .05), rgba(255, 255, 255, .02));
  backdrop-filter: blur(14px);
}
.field { display: grid; gap: 8px; }
.field-full { grid-column: 1 / -1; }
.field label { font-size: 13.5px; color: var(--txt-dim); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(5, 6, 15, .6);
  color: var(--txt);
  font: inherit;
  font-size: 15px;
  transition: border-color .25s, box-shadow .25s;
  outline: none;
}
.field textarea { resize: vertical; }
.field select { appearance: none; cursor: pointer; }
.field select option { background: #0b0d1c; color: var(--txt); }
.field input::placeholder, .field textarea::placeholder { color: #5f688a; }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, .14);
}
.field.err input, .field.err select { border-color: #f87171; }
.form button { grid-column: 1 / -1; margin-top: 4px; }
.form-tip { grid-column: 1 / -1; font-size: 12.5px; color: #757f9f; text-align: center; }

/* 押金区块 */
.deposit {
  display: grid;
  gap: 16px;
  padding: 22px;
  border: 1px solid rgba(34, 211, 238, .28);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(34, 211, 238, .08), rgba(139, 92, 246, .05));
}
.dep-head { display: grid; gap: 6px; }
.dep-badge {
  justify-self: start;
  padding: 4px 11px;
  border-radius: 999px;
  background: rgba(34, 211, 238, .14);
  color: var(--cyan);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
}
.dep-amount { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.dep-amount b { font-size: 26px; letter-spacing: -.01em; }
.dep-amount em {
  font-style: normal;
  font-size: 16px;
  font-weight: 600;
  color: var(--cyan);
}
.dep-rate { font-size: 12.5px; color: #8b93b3; line-height: 1.6; }

.dep-addr {
  display: grid;
  gap: 8px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(5, 6, 15, .55);
}
.dep-label { font-size: 12.5px; color: var(--txt-dim); }
.dep-addr-row { display: flex; gap: 10px; align-items: center; }
.dep-addr-row code {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13.5px;
  color: var(--txt);
}
.dep-copy {
  flex: none;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-2);
  color: var(--txt-dim);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: color .25s, border-color .25s;
}
.dep-copy:hover { color: var(--cyan); border-color: rgba(34, 211, 238, .45); }
.dep-copy.done { color: var(--cyan); border-color: rgba(34, 211, 238, .45); }
.dep-demo { font-size: 12px; color: #f0b45f; }

.dep-rules { display: grid; gap: 8px; }
.dep-rules li {
  position: relative;
  padding-left: 22px;
  font-size: 13.5px;
  color: #c9d1e8;
}
.dep-rules li::before {
  content: "·";
  position: absolute;
  left: 6px;
  color: var(--cyan);
  font-weight: 700;
}

.dep-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.dep-grid .dep-txid { grid-column: 1 / -1; }

.dep-agree {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 13.5px;
  color: #c9d1e8;
  cursor: pointer;
}
.dep-agree input { margin-top: 2px; width: 16px; height: 16px; accent-color: var(--cyan); }
.dep-agree.err span { color: #f87171; }
.dep-warn { font-size: 12.5px; color: #f0b45f; line-height: 1.6; }

@media (max-width: 620px) {
  .dep-grid { grid-template-columns: 1fr; }
  .dep-amount b { font-size: 22px; }
}

/* ===== 页脚 ===== */
.footer {
  padding: 72px 0 30px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, rgba(139, 92, 246, .07));
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.f-brand p { margin-top: 16px; color: var(--txt-dim); font-size: 14px; max-width: 340px; }
.f-col { display: grid; gap: 11px; align-content: start; }
.f-col h4 { font-size: 15px; margin-bottom: 4px; }
.f-col a, .f-col span { font-size: 14px; color: var(--txt-dim); transition: color .2s; }
.f-col a:hover { color: var(--cyan); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: #6d769a;
}

/* ===== 提示 ===== */
.toast {
  position: fixed;
  left: 50%;
  bottom: 34px;
  transform: translate(-50%, 20px);
  padding: 14px 24px;
  border-radius: 999px;
  background: rgba(9, 11, 26, .95);
  border: 1px solid rgba(34, 211, 238, .4);
  color: var(--txt);
  font-size: 14.5px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s, transform .3s var(--ease);
  z-index: 99;
  backdrop-filter: blur(10px);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ===== 入场动画 ===== */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.in { opacity: 1; transform: none; }

/* ===== 内页头部 ===== */
.page-hero {
  position: relative;
  padding: 170px 0 70px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(90% 120% at 20% 0%, rgba(34, 211, 238, .14), transparent 60%),
    radial-gradient(70% 100% at 85% 10%, rgba(139, 92, 246, .16), transparent 60%);
}
.page-hero h1 { font-size: clamp(30px, 4.6vw, 50px); margin-bottom: 16px; }
.page-hero p { color: var(--txt-dim); max-width: 640px; font-size: 16.5px; }
.crumb { font-size: 13.5px; color: #6d769a; margin-bottom: 18px; }
.crumb a { color: var(--txt-dim); }
.crumb a:hover { color: var(--cyan); }

/* ===== 文章列表 ===== */
.post-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.post-card {
  display: flex;
  flex-direction: column;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: transform .35s var(--ease), border-color .35s, background .35s;
}
.post-card:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 211, 238, .38);
  background: var(--panel-2);
}
.post-cover {
  height: 108px;
  border-radius: 14px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  font-weight: 800;
  color: rgba(255, 255, 255, .9);
  letter-spacing: -.02em;
}
.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12.5px;
  color: var(--txt-dim);
  margin-bottom: 12px;
}
.post-meta .cat {
  padding: 2px 10px;
  border-radius: 999px;
  background: rgba(34, 211, 238, .1);
  border: 1px solid rgba(34, 211, 238, .3);
  color: #9df0ff;
}
.post-card h3 { font-size: 19px; margin-bottom: 10px; }
.post-card p { font-size: 14.5px; color: var(--txt-dim); flex: 1; }
.post-more { margin-top: 18px; font-size: 14px; color: var(--cyan); }

/* ===== 文章正文 ===== */
.article { padding: 70px 0 40px; }
.article-wrap { max-width: 760px; margin: 0 auto; }
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  padding-bottom: 28px;
  margin-bottom: 34px;
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
  color: var(--txt-dim);
}
.article-body h2 {
  font-size: 25px;
  margin: 46px 0 16px;
  padding-left: 14px;
  border-left: 3px solid var(--cyan);
}
.article-body h3 { font-size: 19px; margin: 32px 0 12px; }
.article-body p { margin-bottom: 18px; color: #c9d1e8; font-size: 16.5px; }
.article-body ul, .article-body ol { margin: 0 0 22px; display: grid; gap: 10px; }
.article-body li {
  position: relative;
  padding-left: 24px;
  color: #c9d1e8;
  font-size: 16px;
}
.article-body ul li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
}
.article-body ol { counter-reset: n; }
.article-body ol li { counter-increment: n; }
.article-body ol li::before {
  content: counter(n);
  position: absolute;
  left: 0;
  top: 1px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(34, 211, 238, .16);
  color: var(--cyan);
  font-size: 11px;
  display: grid;
  place-items: center;
}
.article-body blockquote {
  margin: 28px 0;
  padding: 20px 24px;
  border-left: 3px solid var(--violet);
  border-radius: 0 14px 14px 0;
  background: rgba(139, 92, 246, .08);
  color: #d8d3ff;
  font-size: 16px;
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 24px;
  font-size: 15px;
}
.article-body th, .article-body td {
  padding: 12px 14px;
  border: 1px solid var(--line);
  text-align: left;
  color: #c9d1e8;
}
.article-body th { background: rgba(255, 255, 255, .05); color: var(--txt); }
.article-body strong { color: #fff; }

.related { padding: 60px 0 20px; }
.related h2 { font-size: 22px; margin-bottom: 24px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.related a {
  display: block;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  font-size: 15px;
  transition: border-color .3s, transform .3s var(--ease);
}
.related a:hover { border-color: rgba(34, 211, 238, .4); transform: translateY(-4px); }
.related a span { display: block; margin-top: 8px; font-size: 12.5px; color: var(--txt-dim); }

/* 语言切换器 */
.lang-switch { position: relative; }
.lang-switch .ls-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  color: var(--txt-dim);
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: color .3s, border-color .3s;
}
.lang-switch .ls-btn:hover { color: var(--txt); border-color: rgba(34, 211, 238, .45); }
.lang-switch .ls-ico {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
}
.lang-switch .ls-cur { font-weight: 600; letter-spacing: .02em; }
.lang-switch .ls-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  min-width: 148px;
  padding: 6px;
  list-style: none;
  background: #0b0e1d;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, .45);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .25s, transform .25s var(--ease), visibility .25s;
  z-index: 60;
}
.lang-switch.open .ls-menu { opacity: 1; visibility: visible; transform: none; }
.lang-switch .ls-menu button {
  display: block;
  width: 100%;
  padding: 9px 12px;
  border: 0;
  border-radius: 9px;
  background: none;
  color: var(--txt-dim);
  font: inherit;
  font-size: 13.5px;
  text-align: left;
  cursor: pointer;
}
.lang-switch .ls-menu button:hover { background: var(--panel-2); color: var(--txt); }
.lang-switch .ls-menu button[aria-selected="true"] { color: var(--cyan); }

/* 未翻译提示条 */
.i18n-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 0 0 26px;
  padding: 14px 18px;
  border: 1px dashed rgba(34, 211, 238, .35);
  border-radius: 14px;
  background: rgba(34, 211, 238, .06);
  color: var(--txt-dim);
  font-size: 14px;
  line-height: 1.65;
}

.post-nav {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 4px;
}
.post-nav .pn {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  transition: border-color .3s, transform .3s var(--ease);
}
.post-nav .pn:hover { border-color: rgba(34, 211, 238, .4); transform: translateY(-3px); }
.post-nav .pn span { display: block; font-size: 12.5px; color: var(--txt-dim); margin-bottom: 6px; }
.post-nav .pn b { font-size: 15px; font-weight: 600; }
.post-nav .pn.next { text-align: right; }
.post-nav .pn:only-child { grid-column: 1 / -1; text-align: left; }

.cta-band {
  margin: 70px 0 0;
  padding: 54px 40px;
  border: 1px solid rgba(34, 211, 238, .3);
  border-radius: 24px;
  background: linear-gradient(120deg, rgba(34, 211, 238, .12), rgba(139, 92, 246, .16));
  text-align: center;
}
.cta-band h2 { font-size: clamp(24px, 3vw, 34px); margin-bottom: 14px; }
.cta-band p { color: #c9d1e8; margin-bottom: 26px; }

/* ===== 404 ===== */
.notfound {
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 140px 24px 80px;
}
.notfound-inner { max-width: 620px; }
.notfound .code {
  font-size: clamp(96px, 18vw, 180px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -.04em;
  background: linear-gradient(100deg, var(--cyan), var(--violet) 60%, var(--pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 12px;
}
.notfound h1 { font-size: clamp(22px, 3vw, 30px); margin-bottom: 16px; }
.notfound p { color: var(--txt-dim); margin-bottom: 34px; }
.notfound .btns { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.notfound .tip { margin-top: 30px; font-size: 13.5px; color: #6d769a; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .post-list, .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
  .cards { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step::after { display: none; }
  .cabin-inner, .booking-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 780px) {
  .nav-links {
    position: fixed;
    top: 72px;
    left: 16px;
    right: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: rgba(9, 11, 26, .97);
    backdrop-filter: blur(18px);
    box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .9);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .25s, transform .25s var(--ease), visibility .25s;
  }
  .nav-links.open { opacity: 1; visibility: visible; transform: none; }
  .nav-links a:not(.btn) { padding: 11px 8px; font-size: 16px; }
  .nav-links .btn { margin-top: 8px; }
  .menu-btn { display: block; }
  .section { padding: 84px 0; }
  .page-hero { padding: 130px 0 54px; }
  .post-list, .related-grid { grid-template-columns: 1fr; }
  .article { padding: 46px 0 20px; }
  .article-body h2 { font-size: 22px; margin-top: 36px; }
  .article-body p, .article-body li { font-size: 15.5px; }
  .cta-band { padding: 40px 24px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 34px 20px; }
  .grid-4, .steps { grid-template-columns: 1fr; }
  .form { grid-template-columns: 1fr; padding: 26px; }
  .footer-inner { grid-template-columns: 1fr; gap: 30px; }
  .hero-meta { gap: 26px; }
  .hero { min-height: auto; padding: 130px 0 80px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}