/* Kibee 官网首页样式 —— 品牌黄 #ffd400 + 墨黑，蜂窝几何与圆角卡片 */
@font-face {
  font-family: "Figtree";
  src: url("/assets/fonts/figtree-latin-var.woff2") format("woff2-variations");
  font-weight: 300 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "League Spartan";
  src: url("/assets/fonts/league-spartan-700-latin.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

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

* {
  margin: 0;
}

:root {
  --brand: #ffd400;
  --brand-strong: #ffc400;
  --brand-deep: #b47f00;
  --brand-soft: #fff6bf;
  --ink: #151515;
  --ink-2: #2a2721;
  --muted: #6d6757;
  --muted-2: #766f5f;
  --bg: #fffdf4;
  --surface: #ffffff;
  --border: rgba(21, 21, 21, 0.12);
  --border-strong: rgba(21, 21, 21, 0.22);
  --radius: 28px;
  --radius-sm: 18px;
  --shadow-sm: 0 2px 10px rgba(21, 21, 21, 0.04);
  --shadow: 0 24px 48px -28px rgba(21, 21, 21, 0.38);
  --wrap: 1240px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --font-body: "Figtree", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-display: "League Spartan", "Figtree", "PingFang SC", "Microsoft YaHei", sans-serif;
}

html {
  max-width: 100%;
  overflow-x: hidden;
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.015em;
}

p {
  text-wrap: pretty;
}

::selection {
  background: var(--brand);
  color: var(--ink);
}

:focus-visible {
  outline: 3px solid var(--brand-deep);
  outline-offset: 3px;
  border-radius: 6px;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 2;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  font-size: 0.9rem;
  transform: translateY(-160%);
  transition: transform 0.2s var(--ease);
}

.skip-link:focus {
  transform: none;
}

/* 背景光晕 */
.page-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(680px 420px at 12% 4%, rgba(255, 212, 0, 0.24), transparent 70%),
    radial-gradient(560px 380px at 92% 12%, rgba(255, 212, 0, 0.14), transparent 72%),
    radial-gradient(900px 600px at 50% 100%, rgba(255, 212, 0, 0.08), transparent 70%);
}

.svg-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  width: 1.2em;
  height: 1.2em;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-solid {
  fill: currentColor;
  stroke: none;
}

/* 通用按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition:
    transform 0.2s var(--ease),
    background-color 0.2s var(--ease),
    border-color 0.2s var(--ease),
    box-shadow 0.2s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-dark {
  background: var(--ink);
  color: #fff;
}

.btn-dark:hover {
  background: #000;
  box-shadow: 0 16px 30px -18px rgba(0, 0, 0, 0.7);
}

.btn-brand {
  background: var(--brand);
  color: var(--ink);
  border-color: var(--brand);
}

.btn-brand:hover {
  background: var(--brand-strong);
  box-shadow: 0 16px 30px -18px rgba(217, 154, 0, 0.8);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--ink);
}

.btn-ghost:hover {
  background: rgba(21, 21, 21, 0.04);
  border-color: var(--ink);
}

.btn-outline-light {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.32);
  color: #fff;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.08);
}

.btn-sm {
  min-height: 42px;
  padding: 0 20px;
  font-size: 0.92rem;
}

.btn-block {
  width: 100%;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
}

.eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--brand-deep);
  box-shadow: 0 0 0 4px rgba(255, 212, 0, 0.28);
}

.eyebrow-light {
  color: rgba(255, 255, 255, 0.62);
}

/* 头部 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 253, 244, 0.78);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition:
    border-color 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 12px 30px -26px rgba(21, 21, 21, 0.5);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 84px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: none;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid rgba(21, 21, 21, 0.14);
  box-shadow: 0 6px 14px -8px rgba(21, 21, 21, 0.5);
}

.brand-name {
  display: flex;
  flex-direction: column;
  font-family: var(--font-display);
  font-size: 1.4rem;
  line-height: 1;
  letter-spacing: 0.01em;
}

.brand-name small {
  margin-top: 4px;
  font-family: var(--font-body);
  font-size: 0.52rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--muted-2);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  font-size: 0.95rem;
  font-weight: 500;
}

.site-nav > a:not(.btn) {
  position: relative;
  padding: 6px 0;
  color: var(--ink-2);
}

.site-nav > a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 3px;
  border-radius: 3px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s var(--ease);
}

.site-nav > a:not(.btn):hover::after,
.site-nav > a.is-active::after {
  transform: scaleX(1);
}

.site-nav > a.is-active {
  color: var(--ink);
  font-weight: 600;
}

.lang-select {
  appearance: none;
  padding: 8px 30px 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface)
    url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23151515' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'/%3e%3c/svg%3e")
    no-repeat right 10px center / 14px;
  font-family: var(--font-body);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--ink-2);
  cursor: pointer;
  transition: border-color 0.2s var(--ease);
}

.lang-select:hover {
  border-color: var(--border-strong);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  cursor: pointer;
}

.nav-toggle .icon {
  width: 22px;
  height: 22px;
}

/* HERO */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
  gap: 56px;
  padding-top: 72px;
  padding-bottom: 64px;
}

.hero-copy {
  max-width: 620px;
}

.hero h1 {
  margin: 22px 0 22px;
  font-size: clamp(3rem, 6.1vw, 5.2rem);
  line-height: 0.96;
  letter-spacing: -0.03em;
}

.marker {
  position: relative;
  display: inline-block;
  padding: 0 0.08em;
  background: linear-gradient(transparent 58%, var(--brand) 58%, var(--brand) 94%, transparent 94%);
}

.lede {
  max-width: 34rem;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.trust {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 26px;
  margin-top: 30px;
  padding: 0;
  list-style: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink-2);
}

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

.trust .icon {
  width: 18px;
  height: 18px;
  color: var(--brand-deep);
}

.exit-ip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px dashed var(--border);
  font-size: 0.85rem;
  color: var(--muted-2);
}

.exit-ip-label {
  letter-spacing: 0.02em;
}

.exit-ip b {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
}

.exit-ip-meta {
  color: var(--muted-2);
}

.exit-ip-refresh {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
  transition:
    color 0.2s var(--ease),
    border-color 0.2s var(--ease);
}

.exit-ip-refresh:hover {
  color: var(--ink);
  border-color: var(--border-strong);
}

.exit-ip-refresh .icon {
  width: 14px;
  height: 14px;
}

.exit-ip-refresh.is-loading .icon {
  animation: spin 0.9s linear infinite;
}

/* 主视觉卡片 */
.hero-visual {
  position: relative;
}

.hero-card {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 42px;
  border: 1px solid rgba(21, 21, 21, 0.1);
  background:
    radial-gradient(120% 90% at 20% 0%, #fff6b8 0%, transparent 55%),
    linear-gradient(150deg, #ffe452 0%, var(--brand) 58%, #ffc900 100%);
  box-shadow:
    0 40px 80px -50px rgba(217, 154, 0, 0.9),
    inset 0 0 0 10px rgba(255, 255, 255, 0.18);
  overflow: visible;
}

.hero-app {
  position: absolute;
  inset: 9%;
  width: 82%;
  height: 82%;
  object-fit: contain;
  filter: drop-shadow(0 30px 34px rgba(80, 55, 0, 0.28));
  animation: hero-float 7s ease-in-out infinite;
}

.hero-card-badge {
  position: absolute;
  top: 22px;
  left: 22px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(21, 21, 21, 0.08);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-2);
  backdrop-filter: blur(8px);
}

.pulse {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #1faa4b;
  box-shadow: 0 0 0 0 rgba(31, 170, 75, 0.4);
  animation: pulse 2.2s ease-out infinite;
}

.hero-hex {
  position: absolute;
  z-index: 0;
  width: 150px;
  height: 172px;
  background: rgba(255, 255, 255, 0.22);
  clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
}

.hero-hex-a {
  top: -26px;
  right: 34px;
  transform: rotate(8deg);
}

.hero-hex-b {
  bottom: 28px;
  left: -26px;
  width: 100px;
  height: 116px;
  transform: rotate(-12deg);
  background: rgba(255, 255, 255, 0.14);
}

.float-chip {
  position: absolute;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(21, 21, 21, 0.08);
  box-shadow: 0 18px 30px -22px rgba(21, 21, 21, 0.55);
  animation: chip-float 6s ease-in-out infinite;
}

.chip-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: var(--brand-soft);
  color: var(--ink);
}

.chip-icon .icon {
  width: 18px;
  height: 18px;
}

.chip-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.chip-text strong {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.01em;
}

.chip-text small {
  font-size: 0.7rem;
  color: var(--muted-2);
}

.chip-speed {
  top: 16%;
  right: -26px;
}

.chip-lock {
  bottom: 24%;
  left: -30px;
  animation-delay: -2s;
}

.chip-globe {
  right: 10%;
  bottom: -20px;
  animation-delay: -4s;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 34px;
  padding: 18px 10px;
  border: 1px solid var(--border);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.6);
}

.hero-stats div {
  text-align: center;
  border-right: 1px solid var(--border);
}

.hero-stats div:last-child {
  border-right: 0;
}

.hero-stats strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1.1;
}

.hero-stats span {
  font-size: 0.74rem;
  color: var(--muted-2);
}

/* 跑马灯 */
.marquee {
  position: relative;
  z-index: 2;
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: var(--ink);
  color: #fff;
}

.marquee-track {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 16px 0;
  width: max-content;
  animation: marquee 34s linear infinite;
}

.marquee-track span {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  white-space: nowrap;
}

.marquee-track i {
  width: 6px;
  height: 6px;
  flex: none;
  background: var(--brand);
  transform: rotate(45deg);
}

/* 通用 section */
.section {
  padding-top: 96px;
  padding-bottom: 96px;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 52px;
  text-align: center;
}

.section-head h2 {
  margin: 14px 0 16px;
  font-size: clamp(2rem, 3.9vw, 3rem);
}

.section-head > p:last-child {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.8;
}

/* 功能 */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.feature-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.28s var(--ease),
    box-shadow 0.28s var(--ease);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.feature-wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
  align-items: stretch;
}

.feature-media {
  position: relative;
  background: linear-gradient(150deg, #fff3a6, var(--brand));
  overflow: hidden;
}

.feature-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.feature-art {
  display: block;
  width: 100%;
  height: 100%;
}

.feature-art text {
  font-family: var(--font-body);
  font-weight: 700;
}

.art-links path {
  stroke-dasharray: 6 12;
  animation: art-dash 5s linear infinite;
}

.art-links path:nth-child(2n) {
  animation-duration: 6.4s;
  animation-delay: -1.2s;
}

.art-node {
  transform-box: fill-box;
  transform-origin: center;
  animation: art-node 3.4s ease-in-out infinite;
  animation-delay: var(--d, 0s);
}

.art-ring {
  transform-box: fill-box;
  transform-origin: center;
  animation: art-ring 3.2s ease-out infinite;
}

.art-needle {
  transform-box: view-box;
  transform-origin: 320px 300px;
  animation: art-needle 6s ease-in-out infinite;
}

.art-scan {
  transform-box: fill-box;
  transform-origin: center;
  animation: art-scan 5.5s linear infinite;
}

.feature-card:hover .feature-media img {
  transform: scale(1.03);
}

.feature-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 34px;
}

.feature-wide .feature-media {
  min-height: 340px;
}

.feature-wide .feature-body {
  padding: 46px;
}

.feature-body h3 {
  margin-bottom: 12px;
  font-size: 1.55rem;
}

.feature-body p {
  color: var(--muted);
  line-height: 1.75;
}

.ticks {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 22px;
  padding: 0;
  list-style: none;
  font-size: 0.92rem;
  font-weight: 600;
}

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

.ticks .icon {
  width: 16px;
  height: 16px;
  color: var(--brand-deep);
  stroke-width: 2.6;
}

.feature-grid > .feature-card:not(.feature-wide) .feature-media {
  aspect-ratio: 16 / 10;
}

.pillar-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.pillar {
  padding: 26px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.66);
}

.pillar-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 16px;
  border-radius: 14px;
  background: var(--brand);
  color: var(--ink);
}

.pillar-icon .icon {
  width: 21px;
  height: 21px;
}

.pillar h4 {
  margin-bottom: 6px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0;
}

.pillar p {
  font-size: 0.86rem;
  line-height: 1.65;
  color: var(--muted);
}

/* 下载 */
.download-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.download-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 34px 24px 26px;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.28s var(--ease),
    box-shadow 0.28s var(--ease),
    border-color 0.28s var(--ease);
}

.download-card:hover {
  transform: translateY(-4px);
  border-color: rgba(21, 21, 21, 0.2);
  box-shadow: var(--shadow);
}

.platform-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  margin-bottom: 18px;
  border-radius: 18px;
  background: var(--brand-soft);
  color: var(--ink);
}

.platform-icon .icon {
  width: 28px;
  height: 28px;
}

.platform-windows {
  background: #e7f2ff;
  color: #0078d4;
}

.platform-apple {
  background: #f1f1f1;
  color: #111;
}

.platform-android {
  background: #e8f8ec;
  color: #2f9e44;
}

.download-card h3 {
  margin-bottom: 6px;
  font-size: 1.25rem;
}

.download-card p {
  margin-bottom: 22px;
  font-size: 0.84rem;
  color: var(--muted-2);
}

.download-card .btn {
  min-height: 46px;
  font-size: 0.92rem;
}

.download-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  max-width: 760px;
  margin: 40px auto 0;
  padding: 18px 24px;
  border: 1px dashed var(--border-strong);
  border-radius: 18px;
  font-size: 0.86rem;
  color: var(--muted);
  text-align: center;
}

.download-note .icon {
  width: 18px;
  height: 18px;
  color: var(--brand-deep);
}

/* 蜂群网络 */
.network {
  position: relative;
  z-index: 1;
  padding: 100px 0;
  background: radial-gradient(800px 420px at 78% 20%, rgba(255, 212, 0, 0.12), transparent 70%), var(--ink);
  color: #fff;
  overflow: hidden;
}

.network-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: 56px;
}

.network h2 {
  margin: 16px 0 20px;
  font-size: clamp(2rem, 3.9vw, 3rem);
}

.network-lede {
  max-width: 34rem;
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.85;
}

.network-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 40px;
  margin: 34px 0 28px;
  padding: 0;
  list-style: none;
}

.network-metrics strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1.1;
  color: var(--brand);
}

.network-metrics span {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.5);
}

.region-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.region-chips span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 13px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.78);
}

.region-chips i {
  font-style: normal;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  color: var(--brand);
}

.network-map {
  position: relative;
}

.network-map svg {
  width: 100%;
  height: auto;
  overflow: visible;
}

.mesh-links path {
  stroke-dasharray: 5 11;
  animation: dash 7s linear infinite;
}

.mesh-nodes .node {
  fill: var(--brand);
  animation: node-pulse 3.4s ease-in-out infinite;
  animation-delay: var(--d, 0s);
}

.mesh-nodes .node-hub {
  fill: var(--brand);
}

.mesh-nodes .node-ring {
  fill: none;
  stroke: var(--brand);
  stroke-opacity: 0.4;
  animation: ring-pulse 3.4s ease-out infinite;
  transform-origin: 310px 280px;
}

.mesh-labels text {
  fill: rgba(255, 255, 255, 0.5);
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-anchor: middle;
}

.map-caption {
  margin-top: 8px;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.46);
  text-align: center;
}

/* 套餐 */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  gap: 20px;
}

.price-card {
  display: flex;
  flex-direction: column;
  padding: 34px 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.28s var(--ease),
    box-shadow 0.28s var(--ease);
}

.price-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.price-eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted-2);
}

.price-card h3 {
  margin: 10px 0 18px;
  font-size: 1.4rem;
}

.price-tag {
  font-family: var(--font-display);
  font-size: 2.7rem;
  line-height: 1;
  letter-spacing: -0.02em;
}

.price-tag span {
  margin-left: 4px;
  font-family: var(--font-body);
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--muted-2);
}

.price-note {
  margin-top: 14px;
  font-size: 0.86rem;
  color: var(--muted);
}

.price-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 26px 0 30px;
  padding: 24px 0 0;
  border-top: 1px solid var(--border);
  list-style: none;
  font-size: 0.9rem;
}

.price-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.price-list .icon {
  width: 16px;
  height: 16px;
  margin-top: 3px;
  color: var(--brand-deep);
  stroke-width: 2.6;
}

.price-card .btn {
  margin-top: auto;
}

.price-pop {
  position: relative;
  background: radial-gradient(120% 80% at 80% 0%, rgba(255, 212, 0, 0.16), transparent 60%), var(--ink);
  color: #fff;
  border-color: var(--ink);
  box-shadow: 0 30px 60px -34px rgba(21, 21, 21, 0.85);
}

.price-pop:hover {
  box-shadow: 0 36px 66px -30px rgba(21, 21, 21, 0.9);
}

.price-pop .price-eyebrow,
.price-pop .price-note,
.price-pop .price-tag span {
  color: rgba(255, 255, 255, 0.5);
}

.price-pop .price-list {
  border-top-color: rgba(255, 255, 255, 0.16);
}

.price-pop .price-list .icon {
  color: var(--brand);
}

.price-badge {
  align-self: flex-start;
  margin-bottom: 14px;
  padding: 5px 14px;
  border-radius: 999px;
  background: var(--brand);
  color: var(--ink);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.pricing-note {
  margin-top: 28px;
  font-size: 0.8rem;
  color: var(--muted-2);
  text-align: center;
}

/* 评价 */
.voice-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.voice-card {
  display: flex;
  flex-direction: column;
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.voice-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 18px;
  color: var(--brand-deep);
}

.voice-stars .icon {
  width: 16px;
  height: 16px;
}

.voice-card blockquote {
  flex: 1;
  margin: 0 0 24px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--ink-2);
}

.voice-card figcaption {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--muted-2);
}

.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: var(--brand);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
}

/* FAQ */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 4px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

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

.faq-item summary .icon {
  width: 20px;
  height: 20px;
  color: var(--muted-2);
  transition: transform 0.25s var(--ease);
}

.faq-item[open] summary .icon {
  transform: rotate(180deg);
  color: var(--ink);
}

.faq-body p {
  max-width: 720px;
  padding: 0 4px 24px;
  color: var(--muted);
  line-height: 1.8;
}

/* CTA */
.cta {
  padding-bottom: 96px;
}

.cta-card {
  position: relative;
  overflow: hidden;
  padding: 68px 32px;
  text-align: center;
  border-radius: 36px;
  background:
    radial-gradient(90% 120% at 10% 0%, #fff5ac 0%, transparent 50%),
    linear-gradient(150deg, #ffe452 0%, var(--brand) 55%, #ffc400 100%);
  box-shadow: 0 40px 80px -56px rgba(217, 154, 0, 0.95);
}

.cta-card .eyebrow {
  color: rgba(21, 21, 21, 0.6);
}

.cta-card h2 {
  margin: 14px 0 12px;
  font-size: clamp(2.1rem, 4.4vw, 3.3rem);
}

.cta-card > p:not(.eyebrow) {
  color: rgba(21, 21, 21, 0.72);
  font-size: 1.02rem;
}

.cta-actions {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 30px;
}

.cta-actions .btn-ghost {
  background: rgba(255, 255, 255, 0.36);
  border-color: rgba(21, 21, 21, 0.34);
}

.cta-hex {
  position: absolute;
  width: 260px;
  height: 300px;
  background: rgba(255, 255, 255, 0.18);
  clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
}

.cta-hex-a {
  top: -90px;
  left: -40px;
  transform: rotate(14deg);
}

.cta-hex-b {
  right: -60px;
  bottom: -120px;
  width: 320px;
  height: 370px;
  transform: rotate(-10deg);
  background: rgba(255, 255, 255, 0.12);
}

/* 页脚 */
.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.72);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding-top: 48px;
  padding-bottom: 32px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-brand img {
  width: 40px;
  height: 40px;
  border-radius: 12px;
}

.footer-brand strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: #fff;
}

.footer-brand p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  font-size: 0.86rem;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.62);
  transition: color 0.2s var(--ease);
}

.footer-nav a:hover {
  color: var(--brand);
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  font-size: 0.8rem;
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.5);
  transition: color 0.2s var(--ease);
}

.footer-legal a:hover {
  color: var(--brand);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 18px;
  padding-bottom: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.76rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-fine {
  text-align: right;
}

/* 滚动入场 */
html.js [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s var(--ease),
    transform 0.7s var(--ease);
}

html.js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* 动画 */
@keyframes hero-float {
  0%,
  100% {
    transform: translateY(0) rotate(-1deg);
  }
  50% {
    transform: translateY(-14px) rotate(1deg);
  }
}

@keyframes chip-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-9px);
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(31, 170, 75, 0.45);
  }
  70% {
    box-shadow: 0 0 0 9px rgba(31, 170, 75, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(31, 170, 75, 0);
  }
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@keyframes dash {
  to {
    stroke-dashoffset: -160;
  }
}

@keyframes node-pulse {
  0%,
  100% {
    opacity: 0.45;
    r: 4;
  }
  50% {
    opacity: 1;
    r: 6;
  }
}

@keyframes ring-pulse {
  0% {
    transform: scale(0.6);
    opacity: 0.5;
  }
  70% {
    transform: scale(1.35);
    opacity: 0;
  }
  100% {
    transform: scale(1.35);
    opacity: 0;
  }
}

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

@keyframes art-dash {
  to {
    stroke-dashoffset: -180;
  }
}

@keyframes art-node {
  0%,
  100% {
    opacity: 0.5;
    transform: scale(0.8);
  }
  50% {
    opacity: 1;
    transform: scale(1.15);
  }
}

@keyframes art-ring {
  0% {
    opacity: 0.55;
    transform: scale(0.65);
  }
  70%,
  100% {
    opacity: 0;
    transform: scale(1.55);
  }
}

@keyframes art-needle {
  0%,
  100% {
    transform: rotate(28deg);
  }
  50% {
    transform: rotate(54deg);
  }
}

@keyframes art-scan {
  0% {
    opacity: 0;
    transform: translateY(-30px);
  }
  15%,
  75% {
    opacity: 0.9;
  }
  100% {
    opacity: 0;
    transform: translateY(250px);
  }
}

/* 响应式 */
@media (max-width: 1080px) {
  .hero {
    gap: 36px;
  }

  .chip-speed {
    right: -12px;
  }

  .chip-lock {
    left: -14px;
  }

  .site-nav {
    gap: 22px;
  }

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

@media (max-width: 920px) {
  :root {
    --radius: 24px;
  }

  .header-inner {
    min-height: 72px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: 22px;
    background: rgba(255, 253, 244, 0.98);
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav > a:not(.btn) {
    padding: 12px 14px;
    border-radius: 12px;
  }

  .site-nav > a:not(.btn)::after {
    display: none;
  }

  .site-nav > a:not(.btn):hover {
    background: rgba(255, 212, 0, 0.18);
  }

  .site-nav .btn {
    margin-top: 8px;
  }

  .site-nav .lang-select {
    width: 100%;
    margin-top: 4px;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    padding-top: 52px;
    padding-bottom: 52px;
    gap: 48px;
  }

  .hero-copy {
    max-width: none;
  }

  .hero-card {
    max-width: 520px;
    margin: 0 auto;
  }

  .hero-stats {
    max-width: 520px;
    margin-right: auto;
    margin-left: auto;
  }

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

  .feature-wide .feature-media {
    min-height: 0;
    aspect-ratio: 16 / 9;
  }

  .feature-wide .feature-body {
    padding: 34px;
  }

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

  .network-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 44px;
  }

  .network-map {
    max-width: 560px;
    margin: 0 auto;
  }

  .pricing-grid {
    grid-template-columns: minmax(0, 1fr);
    max-width: 520px;
    margin: 0 auto;
  }

  .price-pop {
    order: -1;
  }

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

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .wrap {
    padding: 0 20px;
  }

  .section {
    padding-top: 68px;
    padding-bottom: 68px;
  }

  .section-head {
    margin-bottom: 36px;
  }

  .hero h1 {
    font-size: clamp(2.6rem, 11vw, 3.6rem);
  }

  .hero-actions .btn {
    flex: 1 1 160px;
  }

  .hero-card {
    border-radius: 32px;
  }

  .hero-card-badge {
    top: 16px;
    left: 16px;
    padding: 6px 11px;
    font-size: 0.7rem;
  }

  .float-chip {
    padding: 9px 12px;
    gap: 8px;
    border-radius: 16px;
  }

  .chip-icon {
    width: 30px;
    height: 30px;
    border-radius: 10px;
  }

  .chip-text strong {
    font-size: 0.88rem;
  }

  .chip-text small {
    font-size: 0.64rem;
  }

  .chip-speed {
    top: 10%;
    right: -6px;
  }

  .chip-lock {
    bottom: 20%;
    left: -6px;
  }

  .chip-globe {
    right: 4%;
    bottom: -16px;
  }

  .hero-stats {
    margin-top: 30px;
    padding: 14px 4px;
  }

  .hero-stats strong {
    font-size: 1.24rem;
  }

  .hero-stats span {
    font-size: 0.66rem;
  }

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

  .feature-body {
    padding: 26px;
  }

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

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

  .network {
    padding: 72px 0;
  }

  .region-chips span {
    font-size: 0.74rem;
  }

  .cta-card {
    padding: 52px 22px;
    border-radius: 28px;
  }

  .footer-fine {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html.js [data-reveal] {
    opacity: 1;
    transform: none;
  }
}