@charset "UTF-8";

/* =========================================================
   星空视频 · 全站样式表
   风格：深空科幻（深蓝紫夜空 + 星光金 / 青蓝渐变）
   ========================================================= */

:root {
  --bg-deep: #05060f;
  --bg-night: #0a0d22;
  --bg-night-2: #0f1330;
  --bg-panel: rgba(20, 26, 58, 0.72);
  --bg-panel-solid: #141a3a;
  --line: rgba(120, 150, 255, 0.16);
  --line-strong: rgba(120, 170, 255, 0.38);
  --text: #e8ecff;
  --text-dim: #a7b0d6;
  --text-mute: #7b85ad;
  --star-gold: #ffd166;
  --star-gold-2: #ffb347;
  --cyan: #4fd1ff;
  --violet: #8b7bff;
  --pink: #ff7bd5;
  --grad-main: linear-gradient(120deg, #ffd166 0%, #ffb347 28%, #4fd1ff 72%, #8b7bff 100%);
  --grad-cyan: linear-gradient(120deg, #4fd1ff 0%, #8b7bff 100%);
  --grad-gold: linear-gradient(120deg, #ffe08a 0%, #ffb347 100%);
  --shadow-soft: 0 18px 44px rgba(3, 6, 24, 0.55);
  --shadow-glow: 0 0 0 1px rgba(120, 170, 255, 0.22), 0 22px 60px rgba(70, 110, 255, 0.22);
  --radius-s: 10px;
  --radius-m: 16px;
  --radius-l: 24px;
  --radius-xl: 34px;
  --max-w: 1200px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --nav-h: 72px;
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  padding: 0;
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background-color: var(--bg-deep);
  background-image:
    radial-gradient(circle at 12% 8%, rgba(139, 123, 255, 0.22) 0%, transparent 42%),
    radial-gradient(circle at 88% 4%, rgba(79, 209, 255, 0.18) 0%, transparent 40%),
    radial-gradient(circle at 50% 100%, rgba(255, 209, 102, 0.10) 0%, transparent 55%),
    linear-gradient(180deg, #05060f 0%, #0a0d22 38%, #0b0f28 72%, #05060f 100%);
  background-attachment: fixed;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
  border: 0;
}

a {
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.28s var(--ease), opacity 0.28s var(--ease);
}

a:hover {
  color: var(--star-gold);
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.6em;
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: 0.01em;
}

h1 { font-size: clamp(2rem, 4.6vw, 3.5rem); font-weight: 900; }
h2 { font-size: clamp(1.6rem, 2.8vw, 2.35rem); font-weight: 800; }
h3 { font-size: clamp(1.12rem, 1.6vw, 1.35rem); }
h4 { font-size: 1.02rem; }

p {
  margin: 0 0 1em;
  color: var(--text-dim);
}

ul, ol {
  margin: 0 0 1.2em;
  padding-left: 1.3em;
  color: var(--text-dim);
}

li {
  margin-bottom: 0.45em;
}

hr {
  border: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
  margin: 2.6rem 0;
}

::selection {
  background: rgba(255, 209, 102, 0.3);
  color: #fff;
}

/* ---------- 星空背景层 ---------- */
.starfield {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.starfield::before,
.starfield::after {
  content: "";
  position: absolute;
  inset: -20%;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 18%, rgba(255, 255, 255, 0.9) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 28% 62%, rgba(255, 209, 102, 0.85) 50%, transparent 51%),
    radial-gradient(1.6px 1.6px at 47% 32%, rgba(255, 255, 255, 0.75) 50%, transparent 51%),
    radial-gradient(1.1px 1.1px at 63% 78%, rgba(79, 209, 255, 0.8) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 76% 24%, rgba(255, 255, 255, 0.85) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 88% 58%, rgba(255, 209, 102, 0.7) 50%, transparent 51%),
    radial-gradient(1.3px 1.3px at 34% 88%, rgba(255, 255, 255, 0.6) 50%, transparent 51%),
    radial-gradient(1.1px 1.1px at 68% 8%, rgba(139, 123, 255, 0.75) 50%, transparent 51%);
  background-size: 420px 420px, 520px 520px, 360px 360px, 600px 600px, 480px 480px, 700px 700px, 540px 540px, 380px 380px;
  opacity: 0.65;
  animation: twinkle 7s ease-in-out infinite alternate;
}

.starfield::after {
  background-size: 700px 700px, 900px 900px, 640px 640px, 820px 820px, 760px 760px, 980px 980px, 860px 860px, 720px 720px;
  opacity: 0.35;
  animation-delay: -3.5s;
  animation-duration: 11s;
}

@keyframes twinkle {
  0%   { opacity: 0.28; transform: translate3d(0, 0, 0) scale(1); }
  50%  { opacity: 0.72; transform: translate3d(-8px, -12px, 0) scale(1.02); }
  100% { opacity: 0.4;  transform: translate3d(6px, 8px, 0) scale(1); }
}

/* ---------- 布局工具类 ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 22px;
  position: relative;
  z-index: 2;
}

.narrow {
  max-width: 880px;
}

.section {
  padding: 88px 0;
  position: relative;
  z-index: 1;
}

.section--tight {
  padding: 62px 0;
}

.section-head {
  max-width: 760px;
  margin: 0 auto 52px;
  text-align: center;
}

.section-head p {
  color: var(--text-mute);
  margin-bottom: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--star-gold);
  margin-bottom: 14px;
  font-weight: 500;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--grad-gold);
}

.grad-text {
  background: var(--grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.lead {
  font-size: 1.06rem;
  color: var(--text-dim);
  max-width: 66ch;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: 999px;
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
              background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
  will-change: transform;
  text-align: center;
}

.btn--primary {
  background: var(--grad-gold);
  color: #1a1204;
  box-shadow: 0 12px 30px rgba(255, 179, 71, 0.28);
}

.btn--primary:hover {
  color: #1a1204;
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(255, 179, 71, 0.42);
}

.btn--ghost {
  background: rgba(120, 170, 255, 0.06);
  border-color: var(--line-strong);
  color: var(--text);
  backdrop-filter: blur(6px);
}

.btn--ghost:hover {
  color: var(--star-gold);
  border-color: var(--star-gold);
  transform: translateY(-3px);
  box-shadow: 0 14px 34px rgba(79, 209, 255, 0.18);
}

.btn--sm {
  padding: 10px 22px;
  font-size: 0.88rem;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

/* ---------- 导航栏 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(5, 7, 20, 0.72);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--line);
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(5, 7, 20, 0.94);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.45);
}

.nav-wrap {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 1.16rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.brand:hover {
  color: var(--text);
}

.brand__mark {
  width: 34px;
  height: 34px;
  border-radius: 11px;
  background: var(--grad-cyan);
  position: relative;
  display: grid;
  place-items: center;
  box-shadow: 0 6px 20px rgba(79, 209, 255, 0.4);
  animation: floatY 5s ease-in-out infinite;
}

.brand__mark::after {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 14px 3px rgba(255, 255, 255, 0.85);
}

.brand__sub {
  font-size: 0.66rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--text-mute);
  display: block;
  line-height: 1;
  margin-top: 3px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  display: block;
  padding: 9px 15px;
  border-radius: 999px;
  font-size: 0.94rem;
  color: var(--text-dim);
  position: relative;
}

.nav-list a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 3px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--grad-gold);
  transform: translateX(-50%);
  transition: width 0.32s var(--ease);
}

.nav-list a:hover {
  color: var(--star-gold);
}

.nav-list a:hover::after {
  width: 26px;
}

.nav-list a[aria-current="page"] {
  color: var(--star-gold);
}

.nav-list a[aria-current="page"]::after {
  width: 26px;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: rgba(120, 170, 255, 0.08);
  cursor: pointer;
  padding: 0;
  position: relative;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  position: absolute;
  left: 50%;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transform: translateX(-50%);
  transition: transform 0.3s var(--ease), opacity 0.2s var(--ease);
}

.nav-toggle span {
  top: 50%;
  margin-top: -1px;
}

.nav-toggle span::before {
  content: "";
  top: -7px;
  left: 0;
  transform: none;
}

.nav-toggle span::after {
  content: "";
  top: 7px;
  left: 0;
  transform: none;
}

.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] span::before {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 100px 0 96px;
  overflow: hidden;
  z-index: 1;
}

.hero::before {
  content: "";
  position: absolute;
  top: -240px;
  right: -160px;
  width: 720px;
  height: 720px;
  background: radial-gradient(circle, rgba(139, 123, 255, 0.26) 0%, transparent 62%);
  filter: blur(10px);
  animation: pulseGlow 12s ease-in-out infinite;
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -260px;
  left: -180px;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(79, 209, 255, 0.18) 0%, transparent 64%);
  filter: blur(12px);
  animation: pulseGlow 15s ease-in-out infinite reverse;
  pointer-events: none;
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50%      { opacity: 1;    transform: scale(1.12); }
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  gap: 56px;
  align-items: center;
}

.hero__title {
  margin-bottom: 22px;
}

.hero__desc {
  font-size: 1.06rem;
  max-width: 56ch;
  color: var(--text-dim);
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 34px;
  margin-top: 42px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
  list-style: none;
  padding-left: 0;
}

.hero__stats li {
  margin: 0;
}

.stat__num {
  display: block;
  font-size: 1.72rem;
  font-weight: 800;
  background: var(--grad-gold);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
}

.stat__label {
  font-size: 0.82rem;
  color: var(--text-mute);
  letter-spacing: 0.06em;
}

.hero__visual {
  position: relative;
}

.hero__frame {
  position: relative;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-glow);
  background: var(--bg-panel);
  animation: floatY 8s ease-in-out infinite;
}

.hero__frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}

.hero__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(5, 7, 20, 0.78) 100%);
  pointer-events: none;
}

.hero__badge {
  position: absolute;
  left: 18px;
  bottom: 16px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 16px;
  border-radius: 999px;
  background: rgba(5, 7, 20, 0.72);
  border: 1px solid var(--line-strong);
  font-size: 0.82rem;
  color: var(--text);
  backdrop-filter: blur(8px);
}

.hero__badge i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 10px #4ade80;
  animation: blink 1.8s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.25; }
}

.hero__orbit {
  position: absolute;
  top: -26px;
  right: -26px;
  width: 108px;
  height: 108px;
  border-radius: 50%;
  border: 1px dashed rgba(255, 209, 102, 0.4);
  animation: spin 22s linear infinite;
  pointer-events: none;
}

.hero__orbit::after {
  content: "";
  position: absolute;
  top: -5px;
  left: 50%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--star-gold);
  box-shadow: 0 0 16px 4px rgba(255, 209, 102, 0.7);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}

/* ---------- 通用卡片网格 ---------- */
.grid {
  display: grid;
  gap: 24px;
}

.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  position: relative;
  padding: 30px 26px;
  border-radius: var(--radius-m);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.36s var(--ease), border-color 0.36s var(--ease), box-shadow 0.36s var(--ease);
  backdrop-filter: blur(8px);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 0%, rgba(139, 123, 255, 0.16), transparent 58%);
  opacity: 0;
  transition: opacity 0.36s var(--ease);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-7px);
  border-color: var(--line-strong);
  box-shadow: 0 22px 50px rgba(3, 6, 24, 0.6);
}

.card:hover::before {
  opacity: 1;
}

.card__icon {
  width: 52px;
  height: 52px;
  border-radius: 15px;
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
  background: linear-gradient(145deg, rgba(79, 209, 255, 0.22), rgba(139, 123, 255, 0.22));
  border: 1px solid var(--line-strong);
  color: var(--star-gold);
  transition: transform 0.4s var(--ease);
}

.card:hover .card__icon {
  transform: rotate(-8deg) scale(1.06);
}

.card h3 {
  margin-bottom: 10px;
  color: var(--text);
}

.card p {
  margin-bottom: 0;
  font-size: 0.95rem;
  color: var(--text-mute);
}

.card__meta {
  display: inline-block;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--star-gold);
  margin-bottom: 10px;
  text-transform: uppercase;
}

/* ---------- 片单卡片 ---------- */
.film-card {
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  transition: transform 0.36s var(--ease), box-shadow 0.36s var(--ease), border-color 0.36s var(--ease);
  display: flex;
  flex-direction: column;
}

.film-card:hover {
  transform: translateY(-8px);
  border-color: var(--line-strong);
  box-shadow: 0 26px 56px rgba(3, 6, 24, 0.62);
}

.film-card__media {
  position: relative;
  overflow: hidden;
  background: #0b0f28;
}

.film-card__media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.7s var(--ease), filter 0.5s var(--ease);
}

.film-card:hover .film-card__media img {
  transform: scale(1.07);
  filter: saturate(1.15) brightness(1.06);
}

.film-card__tag {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  background: rgba(5, 7, 20, 0.78);
  border: 1px solid rgba(255, 209, 102, 0.55);
  color: var(--star-gold);
  backdrop-filter: blur(6px);
}

.film-card__tag--cyan {
  border-color: rgba(79, 209, 255, 0.6);
  color: var(--cyan);
}

.film-card__tag--violet {
  border-color: rgba(139, 123, 255, 0.62);
  color: #b7adff;
}

.film-card__body {
  padding: 20px 20px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.film-card__body h3 {
  font-size: 1.08rem;
  margin-bottom: 8px;
}

.film-card__body p {
  font-size: 0.9rem;
  color: var(--text-mute);
  margin-bottom: 16px;
  flex: 1;
}

.film-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-mute);
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.film-card__score {
  color: var(--star-gold);
  font-weight: 700;
}

/* ---------- 服务列表 ---------- */
.service-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.service-item {
  display: flex;
  gap: 16px;
  padding: 24px;
  border-radius: var(--radius-m);
  background: linear-gradient(160deg, rgba(20, 26, 58, 0.9), rgba(11, 15, 40, 0.72));
  border: 1px solid var(--line);
  transition: transform 0.34s var(--ease), border-color 0.34s var(--ease);
}

.service-item:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
}

.service-item__no {
  flex: 0 0 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--grad-cyan);
  color: #051022;
  font-weight: 800;
  font-size: 0.94rem;
}

.service-item h3 {
  font-size: 1.02rem;
  margin-bottom: 6px;
}

.service-item p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-mute);
}

/* ---------- CTA ---------- */
.cta-band {
  position: relative;
  padding: 64px 46px;
  border-radius: var(--radius-xl);
  text-align: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 20%, rgba(255, 209, 102, 0.18), transparent 52%),
    radial-gradient(circle at 82% 78%, rgba(79, 209, 255, 0.2), transparent 54%),
    linear-gradient(140deg, #131a44 0%, #0d1230 52%, #17143a 100%);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-soft);
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1.4px 1.4px at 22% 30%, rgba(255, 255, 255, 0.65) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 68% 22%, rgba(255, 209, 102, 0.7) 50%, transparent 51%),
    radial-gradient(1.3px 1.3px at 42% 76%, rgba(79, 209, 255, 0.6) 50%, transparent 51%),
    radial-gradient(1.1px 1.1px at 84% 64%, rgba(255, 255, 255, 0.55) 50%, transparent 51%);
  background-size: 300px 300px, 420px 420px, 360px 360px, 480px 480px;
  animation: twinkle 9s ease-in-out infinite alternate;
  opacity: 0.7;
  pointer-events: none;
}

.cta-band > * {
  position: relative;
  z-index: 2;
}

.cta-band h2 {
  margin-bottom: 14px;
}

.cta-band p {
  max-width: 62ch;
  margin: 0 auto;
  color: var(--text-dim);
}

.cta-band .btn-row {
  justify-content: center;
}

/* ---------- FAQ ---------- */
.faq-list {
  display: grid;
  gap: 14px;
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  border-radius: var(--radius-m);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.faq-item[open] {
  border-color: var(--line-strong);
  background: rgba(24, 30, 66, 0.86);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 54px 20px 24px;
  font-weight: 600;
  font-size: 1rem;
  color: var(--text);
  position: relative;
  transition: color 0.28s var(--ease);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--star-gold);
  transition: transform 0.32s var(--ease);
  line-height: 1;
}

.faq-item[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}

.faq-item summary:hover {
  color: var(--star-gold);
}

.faq-answer {
  padding: 0 24px 22px;
  font-size: 0.94rem;
  color: var(--text-mute);
  animation: fadeInUp 0.4s var(--ease) both;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

/* ---------- 页脚 ---------- */
.site-footer {
  position: relative;
  z-index: 1;
  margin-top: 40px;
  padding: 66px 0 30px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(5, 7, 20, 0.2), rgba(5, 7, 20, 0.92));
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 44px;
}

.footer-col h3 {
  font-size: 0.94rem;
  letter-spacing: 0.14em;
  color: var(--star-gold);
  margin-bottom: 18px;
  font-weight: 600;
}

.footer-col p {
  font-size: 0.9rem;
  color: var(--text-mute);
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col ul li {
  margin-bottom: 11px;
}

.footer-col ul a {
  font-size: 0.9rem;
  color: var(--text-dim);
}

.footer-col ul a:hover {
  color: var(--star-gold);
  padding-left: 3px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--text);
  margin-bottom: 16px;
}

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--text-mute);
}

.footer-bottom p {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-mute);
}

.footer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.footer-tags span {
  font-size: 0.72rem;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text-mute);
}

/* ---------- 内页面包屑 ---------- */
.breadcrumb {
  padding: 22px 0 0;
  font-size: 0.85rem;
  color: var(--text-mute);
}

.breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.breadcrumb li {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb li + li::before {
  content: "/";
  color: var(--text-mute);
  opacity: 0.6;
}

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

.breadcrumb a:hover {
  color: var(--star-gold);
}

/* ---------- 分栏内容 ---------- */
.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 52px;
  align-items: center;
}

.split--reverse .split__media {
  order: 2;
}

.split__media {
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-soft);
  background: var(--bg-panel);
}

.split__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 44px;
  align-items: start;
}

.aside-card {
  border-radius: var(--radius-m);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  padding: 24px;
  margin-bottom: 22px;
}

.aside-card h3 {
  font-size: 1rem;
  color: var(--star-gold);
  margin-bottom: 16px;
}

.aside-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.aside-card ul li {
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
}

.aside-card ul li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.aside-card ul a {
  display: block;
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.6;
}

.aside-card ul a:hover {
  color: var(--star-gold);
}

.aside-card .aside-date {
  display: block;
  font-size: 0.76rem;
  color: var(--text-mute);
  margin-top: 5px;
}

.prose {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  padding: 42px;
}

.prose h2 {
  margin-top: 40px;
  font-size: 1.5rem;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose h3 {
  margin-top: 28px;
  color: var(--star-gold);
}

.prose p {
  color: var(--text-dim);
}

.prose figure {
  margin: 30px 0;
}

.prose figure img {
  width: 100%;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
}

.prose figcaption {
  font-size: 0.82rem;
  color: var(--text-mute);
  text-align: center;
  margin-top: 10px;
}

.prose blockquote {
  margin: 26px 0;
  padding: 18px 24px;
  border-left: 3px solid var(--star-gold);
  background: rgba(255, 209, 102, 0.06);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  color: var(--text-dim);
}

.prose blockquote p:last-child {
  margin-bottom: 0;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 26px 0;
  font-size: 0.9rem;
}

.prose th,
.prose td {
  padding: 12px 14px;
  border: 1px solid var(--line);
  text-align: left;
}

.prose th {
  background: rgba(79, 209, 255, 0.08);
  color: var(--text);
  font-weight: 600;
}

.prose td {
  color: var(--text-mute);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.84rem;
  color: var(--text-mute);
  margin-bottom: 26px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.tag-row a {
  font-size: 0.8rem;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--text-dim);
}

.tag-row a:hover {
  border-color: var(--star-gold);
  color: var(--star-gold);
}

/* ---------- 列表页条目 ---------- */
.news-item {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 26px;
  padding: 24px;
  border-radius: var(--radius-m);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  transition: transform 0.34s var(--ease), border-color 0.34s var(--ease), box-shadow 0.34s var(--ease);
  margin-bottom: 22px;
}

.news-item:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  box-shadow: 0 20px 46px rgba(3, 6, 24, 0.55);
}

.news-item__media {
  border-radius: var(--radius-s);
  overflow: hidden;
}

.news-item__media img {
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.news-item:hover .news-item__media img {
  transform: scale(1.06);
}

.news-item__body h3 {
  font-size: 1.14rem;
  margin-bottom: 10px;
}

.news-item__body h3 a {
  color: var(--text);
}

.news-item__body h3 a:hover {
  color: var(--star-gold);
}

.news-item__body p {
  font-size: 0.92rem;
  color: var(--text-mute);
  margin-bottom: 14px;
}

.news-item__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-mute);
}

/* ---------- 表单 ---------- */
.form-card {
  padding: 38px;
  border-radius: var(--radius-l);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-field--full {
  grid-column: 1 / -1;
}

.form-field label {
  font-size: 0.86rem;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

.form-field .req {
  color: var(--star-gold);
  margin-left: 4px;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-s);
  border: 1px solid var(--line-strong);
  background: rgba(8, 11, 30, 0.75);
  color: var(--text);
  font-family: inherit;
  font-size: 0.94rem;
  transition: border-color 0.28s var(--ease), box-shadow 0.28s var(--ease), background 0.28s var(--ease);
}

.form-field textarea {
  min-height: 140px;
  resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: #5d668c;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--cyan);
  background: rgba(10, 14, 38, 0.95);
  box-shadow: 0 0 0 3px rgba(79, 209, 255, 0.16);
}

.form-field.is-invalid input,
.form-field.is-invalid select,
.form-field.is-invalid textarea {
  border-color: #ff6b8b;
  box-shadow: 0 0 0 3px rgba(255, 107, 139, 0.14);
}

.form-error {
  font-size: 0.78rem;
  color: #ff8fa3;
  min-height: 18px;
  display: block;
}

.form-note {
  font-size: 0.8rem;
  color: var(--text-mute);
  margin-top: 16px;
}

.form-status {
  margin-top: 20px;
  padding: 14px 18px;
  border-radius: var(--radius-s);
  font-size: 0.9rem;
  display: none;
}

.form-status.is-success {
  display: block;
  background: rgba(74, 222, 128, 0.12);
  border: 1px solid rgba(74, 222, 128, 0.42);
  color: #8ef0b0;
}

.form-status.is-error {
  display: block;
  background: rgba(255, 107, 139, 0.1);
  border: 1px solid rgba(255, 107, 139, 0.42);
  color: #ffa8b8;
}

/* ---------- 联系信息卡 ---------- */
.contact-list {
  display: grid;
  gap: 18px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.contact-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  border-radius: var(--radius-m);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  margin: 0;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.contact-list li:hover {
  border-color: var(--line-strong);
  transform: translateX(4px);
}

.contact-list .ico {
  flex: 0 0 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  background: linear-gradient(145deg, rgba(255, 209, 102, 0.22), rgba(79, 209, 255, 0.18));
  border: 1px solid var(--line-strong);
}

.contact-list strong {
  display: block;
  font-size: 0.94rem;
  color: var(--text);
  margin-bottom: 3px;
}

.contact-list span {
  font-size: 0.88rem;
  color: var(--text-mute);
}

/* ---------- 时间线 ---------- */
.timeline {
  position: relative;
  list-style: none;
  padding: 0 0 0 30px;
  margin: 0;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--star-gold), var(--cyan), transparent);
  border-radius: 2px;
}

.timeline li {
  position: relative;
  margin-bottom: 30px;
  padding-left: 4px;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 7px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--bg-night);
  border: 2px solid var(--star-gold);
  box-shadow: 0 0 12px rgba(255, 209, 102, 0.6);
}

.timeline time {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--star-gold);
  margin-bottom: 4px;
}

.timeline h3 {
  font-size: 1.02rem;
  margin-bottom: 6px;
}

.timeline p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-mute);
}

/* ---------- 评论 / 推荐 ---------- */
.comment-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.comment-list li {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px dashed var(--line);
  margin: 0;
}

.comment-list li:last-child {
  border-bottom: 0;
}

.avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.94rem;
  color: #051022;
  background: var(--grad-cyan);
}

.comment-list strong {
  font-size: 0.9rem;
  color: var(--text);
}

.comment-list time {
  font-size: 0.76rem;
  color: var(--text-mute);
  margin-left: 10px;
}

.comment-list p {
  margin: 6px 0 0;
  font-size: 0.9rem;
  color: var(--text-mute);
}

/* ---------- 分类标签栏 ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 44px;
}

.filter-bar a {
  padding: 9px 20px;
  border-radius: 999px;
  font-size: 0.88rem;
  border: 1px solid var(--line-strong);
  color: var(--text-dim);
  transition: all 0.28s var(--ease);
}

.filter-bar a:hover,
.filter-bar a.is-active {
  background: var(--grad-gold);
  color: #1a1204;
  border-color: transparent;
  font-weight: 600;
}

/* ---------- 数据条 ---------- */
.metric-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.metric {
  padding: 26px 20px;
  text-align: center;
  border-radius: var(--radius-m);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  transition: transform 0.32s var(--ease), border-color 0.32s var(--ease);
}

.metric:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
}

.metric b {
  display: block;
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--grad-cyan);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.metric span {
  font-size: 0.82rem;
  color: var(--text-mute);
}

/* ---------- 广告位 ---------- */
.ad-slot {
  display: block;
  width: 100%;
  max-width: 970px;
  height: 90px;
  margin: 0 auto;
  border-radius: var(--radius-s);
  border: 1px dashed var(--line-strong);
  background: rgba(120, 170, 255, 0.045);
  overflow: hidden;
  position: relative;
}

.ad-slot::after {
  content: "广告位";
  position: absolute;
  right: 10px;
  bottom: 6px;
  font-size: 0.7rem;
  color: var(--text-mute);
  opacity: 0.7;
}

/* ---------- 滚动渐入 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.75s var(--ease), transform 0.75s var(--ease);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--d1 { transition-delay: 0.08s; }
.reveal--d2 { transition-delay: 0.16s; }
.reveal--d3 { transition-delay: 0.24s; }
.reveal--d4 { transition-delay: 0.32s; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

.animate-in {
  animation: fadeInUp 0.8s var(--ease) both;
}

/* ---------- 回到顶部 ---------- */
.to-top {
  position: fixed;
  right: 22px;
  bottom: 26px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: rgba(10, 14, 38, 0.86);
  color: var(--text);
  font-size: 1.05rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.34s var(--ease);
  z-index: 70;
  backdrop-filter: blur(8px);
}

.to-top.is-show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.to-top:hover {
  border-color: var(--star-gold);
  color: var(--star-gold);
  box-shadow: 0 0 22px rgba(255, 209, 102, 0.35);
}

/* ---------- 通用辅助 ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-3 { margin-top: 28px; }
.nowrap { white-space: nowrap; }

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 999;
  padding: 12px 22px;
  background: var(--star-gold);
  color: #1a1204;
  border-radius: 0 0 10px 0;
  font-weight: 600;
}

.skip-link:focus {
  left: 0;
}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width: 1080px) {
  .hero__grid { grid-template-columns: 1fr; gap: 44px; }
  .hero__visual { max-width: 640px; }
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
  .article-layout { grid-template-columns: minmax(0, 1fr); }
  .metric-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split { grid-template-columns: 1fr; gap: 36px; }
  .split--reverse .split__media { order: 0; }
}

@media (max-width: 860px) {
  :root { --nav-h: 64px; }

  .nav-toggle { display: block; }

  .nav-wrap { position: relative; }

  .nav-list {
    position: absolute;
    top: calc(var(--nav-h) - 6px);
    right: 0;
    left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 14px;
    border-radius: var(--radius-m);
    background: rgba(8, 11, 30, 0.98);
    border: 1px solid var(--line-strong);
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.6);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: max-height 0.4s var(--ease), opacity 0.3s var(--ease), visibility 0.3s var(--ease);
  }

  .nav-list.is-open {
    max-height: 460px;
    opacity: 1;
    visibility: visible;
  }

  .nav-list a {
    padding: 12px 16px;
    border-radius: var(--radius-s);
    font-size: 0.98rem;
  }

  .nav-list a::after { display: none; }

  .nav-list a[aria-current="page"] {
    background: rgba(255, 209, 102, 0.1);
  }

  .nav-cta .btn { display: none; }

  .hero { padding: 62px 0 66px; }
  .section { padding: 64px 0; }
  .prose { padding: 26px 22px; }
  .cta-band { padding: 46px 24px; }
  .form-card { padding: 26px 20px; }
  .form-grid { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 1fr; gap: 16px; }
  .news-item__media img { aspect-ratio: 16 / 8; }
  .hero__stats { gap: 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
  .ad-slot { height: 70px; }
}

@media (max-width: 620px) {
  body { font-size: 15.5px; }
  .container { padding: 0 16px; }
  .grid--2,
  .grid--3,
  .grid--4 { grid-template-columns: 1fr; }
  .service-list { grid-template-columns: 1fr; }
  .metric-row { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero__frame { border-radius: var(--radius-m); }
  .hero__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
  .btn { width: 100%; }
  .btn-row { flex-direction: column; gap: 12px; }
  .brand__sub { display: none; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .prose { padding: 22px 16px; }
  .article-layout { gap: 26px; }
  .timeline { padding-left: 24px; }
  .timeline li::before { left: -24px; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}


/* =========================================================
   补充组件：内页 Hero / 资讯详情 / 表单 / 侧栏
   ========================================================= */

/* ---------- Hero 子元素补充 ---------- */
.hero__copy {
  min-width: 0;
  max-width: 620px;
}

.hero--article .hero__title {
  font-size: clamp(1.7rem, 3.4vw, 2.7rem);
  line-height: 1.32;
}

.split__copy {
  min-width: 0;
}

.split__copy > p {
  color: var(--text-dim);
}

/* ---------- 资讯详情正文布局 ---------- */
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 336px;
  gap: 44px;
  align-items: start;
}

.article-main {
  min-width: 0;
  padding: 34px clamp(20px, 3vw, 44px) 40px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
}

.article-main > h2 {
  position: relative;
  margin: 40px 0 14px;
  padding-left: 16px;
  font-size: clamp(1.15rem, 1.9vw, 1.45rem);
  line-height: 1.5;
}

.article-main > h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 1.05em;
  border-radius: 2px;
  background-image: var(--grad-main);
  transform: translateY(-50%);
}

.article-main > h2:first-of-type {
  margin-top: 8px;
}

.article-main p {
  margin: 0 0 16px;
  color: var(--text-dim);
  text-align: justify;
}

.article-main a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-color: rgba(79, 209, 255, 0.45);
  text-underline-offset: 3px;
}

.article-main a:hover,
.article-main a:focus-visible {
  color: var(--star-gold);
  text-decoration-color: var(--star-gold);
}

.article-main blockquote {
  margin: 28px 0;
  padding: 18px 22px;
  background: rgba(79, 209, 255, 0.07);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
}

.article-main blockquote p {
  margin: 0;
  color: var(--text);
  font-size: 0.96rem;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 20px;
  font-size: 0.86rem;
  color: var(--text-mute);
}

.article-meta span {
  position: relative;
  padding-left: 14px;
}

.article-meta span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  transform: translateY(-50%);
  opacity: 0.8;
}

.article-figure {
  margin: 26px 0 30px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(10, 13, 34, 0.6);
}

.article-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1000 / 560;
  object-fit: cover;
}

.article-figure figcaption {
  padding: 12px 16px;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--text-mute);
  border-top: 1px solid var(--line);
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px dashed var(--line-strong);
}

.article-tags span {
  padding: 5px 13px;
  font-size: 0.8rem;
  color: var(--cyan);
  background: rgba(79, 209, 255, 0.09);
  border: 1px solid rgba(79, 209, 255, 0.26);
  border-radius: 999px;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease);
}

.article-tags span:hover {
  transform: translateY(-2px);
  background: rgba(79, 209, 255, 0.18);
}

/* ---------- 详情页侧栏 ---------- */
.article-aside {
  display: grid;
  gap: 22px;
  min-width: 0;
  position: sticky;
  top: calc(var(--nav-h) + 18px);
}

.article-aside .aside-card h2 {
  margin: 0 0 16px;
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--text);
}

.article-aside .aside-card h2::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 9px;
  border-radius: 50%;
  background: var(--star-gold);
  box-shadow: 0 0 10px var(--star-gold);
  vertical-align: middle;
}

.aside-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.aside-list li {
  padding-bottom: 13px;
  border-bottom: 1px dashed var(--line);
}

.aside-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.aside-list a {
  display: block;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text);
  transition: color 0.25s var(--ease), transform 0.25s var(--ease);
}

.aside-list a:hover,
.aside-list a:focus-visible {
  color: var(--star-gold);
  transform: translateX(3px);
}

.aside-list span {
  display: block;
  margin-top: 5px;
  font-size: 0.76rem;
  color: var(--text-mute);
}

.aside-film {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.aside-film li {
  display: flex;
  align-items: center;
  gap: 12px;
}

.aside-film img {
  flex: 0 0 78px;
  width: 78px;
  height: 52px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--line);
}

.aside-film b {
  display: block;
  font-size: 0.87rem;
  color: var(--text);
}

.aside-film span {
  display: block;
  font-size: 0.76rem;
  color: var(--text-mute);
}

.aside-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  font-size: 0.84rem;
  color: var(--cyan);
  transition: gap 0.25s var(--ease), color 0.25s var(--ease);
}

.aside-link::after {
  content: "\2192";
}

.aside-link:hover,
.aside-link:focus-visible {
  gap: 11px;
  color: var(--star-gold);
}

/* ---------- 评论区块 ---------- */
.comment-box {
  margin-top: 40px;
  padding: 30px clamp(20px, 3vw, 38px);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  backdrop-filter: blur(10px);
}

.comment-box > h2 {
  margin: 0 0 20px;
  font-size: 1.15rem;
}

.comment-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.comment-list li {
  padding: 16px 18px;
  background: rgba(10, 13, 34, 0.55);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.comment-list li:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.comment-list b {
  display: block;
  margin-bottom: 6px;
  font-size: 0.88rem;
  color: var(--star-gold);
}

.comment-list p {
  margin: 0 0 8px;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.comment-list span {
  font-size: 0.76rem;
  color: var(--text-mute);
}

/* ---------- 表单布局 ---------- */
.form-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 34px;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 20px;
  padding: 34px clamp(20px, 3vw, 40px) 38px;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.form-field {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.form-field label {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
}

.form-field label span {
  color: var(--pink);
}

.form-field input[type="text"],
.form-field input[type="tel"],
.form-field input[type="email"],
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--text);
  background: rgba(8, 11, 28, 0.85);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  outline: none;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease);
}

.form-field textarea {
  resize: vertical;
  min-height: 132px;
  line-height: 1.7;
}

.form-field select {
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--cyan) 50%), linear-gradient(135deg, var(--cyan) 50%, transparent 50%);
  background-position: calc(100% - 19px) calc(50% - 2px), calc(100% - 13px) calc(50% - 2px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 40px;
  cursor: pointer;
}

.form-field select option {
  color: #0b0e22;
  background: #eef2ff;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: rgba(123, 133, 173, 0.75);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--line-strong);
  background: rgba(12, 16, 40, 0.95);
  box-shadow: 0 0 0 3px rgba(79, 209, 255, 0.14);
}

.form-field input.invalid,
.form-field select.invalid,
.form-field textarea.invalid {
  border-color: rgba(255, 123, 213, 0.72);
  box-shadow: 0 0 0 3px rgba(255, 123, 213, 0.12);
}

.field-error {
  margin: 0;
  min-height: 0;
  font-size: 0.78rem;
  line-height: 1.5;
  color: #ff9ada;
}

.field-error:empty {
  display: none;
}

.field-hint {
  margin: 0;
  font-size: 0.76rem;
  line-height: 1.5;
  color: var(--text-mute);
}

.form-field--check label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.86rem;
  font-weight: 400;
  line-height: 1.65;
  color: var(--text-dim);
  cursor: pointer;
}

.form-field--check input[type="checkbox"] {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: #4fd1ff;
  cursor: pointer;
}

.form-status {
  margin: 0;
  font-size: 0.86rem;
  color: var(--star-gold);
}

.form-status:empty {
  display: none;
}

/* ---------- 表单侧栏 ---------- */
.form-aside {
  display: grid;
  gap: 14px;
  padding: 30px clamp(20px, 3vw, 32px);
  background: linear-gradient(160deg, rgba(24, 30, 66, 0.9), rgba(10, 13, 34, 0.75));
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  align-content: start;
}

.form-aside h2 {
  margin: 6px 0 2px;
  font-size: 1rem;
  letter-spacing: 0.03em;
}

.form-aside h2:first-child {
  margin-top: 0;
}

.form-aside__note {
  margin: 8px 0 0;
  padding: 12px 14px;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--star-gold);
  background: rgba(255, 209, 102, 0.08);
  border: 1px solid rgba(255, 209, 102, 0.24);
  border-radius: var(--radius-s);
}

/* ---------- 通用信息 / 流程列表 ---------- */
.info-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.info-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-dim);
}

.info-list li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--grad-cyan);
  box-shadow: 0 0 8px rgba(79, 209, 255, 0.55);
}

.card .info-list {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}

.flow-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: flow;
  display: grid;
  gap: 12px;
}

.flow-list li {
  position: relative;
  counter-increment: flow;
  padding-left: 34px;
  font-size: 0.88rem;
  line-height: 1.6;
}

.flow-list li::before {
  content: counter(flow, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--bg-deep);
  background: var(--grad-cyan);
  border-radius: 50%;
}

.flow-list b {
  display: block;
  color: var(--text);
  font-size: 0.88rem;
}

.flow-list span {
  display: block;
  color: var(--text-mute);
  font-size: 0.8rem;
}

/* ---------- 响应式补充 ---------- */
@media (max-width: 1080px) {
  .article-layout,
  .form-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .article-aside {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    display: grid;
  }
}

@media (max-width: 760px) {
  .hero__copy {
    max-width: none;
  }

  .article-main {
    padding: 24px 18px 28px;
  }

  .article-main p {
    text-align: left;
  }

  .article-aside {
    grid-template-columns: minmax(0, 1fr);
  }

  .form-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

  .contact-form {
    padding: 24px 18px 28px;
  }

  .article-meta {
    gap: 6px 14px;
    font-size: 0.8rem;
  }

  .article-figure figcaption {
    font-size: 0.78rem;
  }

  .comment-box {
    padding: 22px 18px;
  }
}

@media (max-width: 420px) {
  .article-tags span {
    font-size: 0.74rem;
    padding: 4px 10px;
  }
}


/* split 区块内的侧栏卡片对齐 */
.split > .aside-card {
  margin-bottom: 0;
  align-self: start;
}

.split > .aside-card h3 {
  color: var(--star-gold);
}