:root {
  --primary:        #8f9db3;
  --primary-dark:   #6f7d93;
  --primary-light:  #b8c3d2;
  --primary-bg:     rgba(143,157,179,0.14);
  --primary-border: rgba(143,157,179,0.32);
  --accent:         #b78f8b;
  --accent-bg:      rgba(183,143,139,0.14);

  --bg-body:        #f3f0eb;
  --bg-card:        #fcfaf7;
  --bg-card-alt:    #e8e2da;
  --bg-header:      rgba(252,250,247,0.9);
  --bg-footer:      #4d4a50;
  --bg-footer-alt:  #666069;

  --border:         #d7d0c8;
  --border-light:   #ebe5de;
  --border-primary: rgba(143,157,179,0.38);

  --text:           #3f4248;
  --text-secondary: #696c72;
  --text-muted:     #9d978f;
  --text-light:     #d8d1c9;
  --text-white:     #f9f6f1;

  --radius-sm:      8px;
  --radius:         12px;
  --radius-lg:      14px;
  --radius-xl:      16px;

  --shadow-sm:      0 10px 24px rgba(88,80,72,0.08);
  --shadow:         0 16px 34px rgba(88,80,72,0.1);
  --shadow-md:      0 20px 44px rgba(88,80,72,0.14);
  --shadow-lg:      0 28px 60px rgba(88,80,72,0.18);
  --shadow-primary: 0 18px 38px rgba(143,157,179,0.22);

  --ease:           cubic-bezier(0.22, 1, 0.36, 1);
  --duration:       0.42s;
  --transition:     0.42s cubic-bezier(0.22, 1, 0.36, 1);

  --font:           'PingFang SC','Microsoft YaHei','Hiragino Sans GB',-apple-system,BlinkMacSystemFont,sans-serif;
  --font-mono:      'SF Mono','Fira Code',monospace;

  --container:      1224px;
  --header-h:       78px;
  --gap:            28px;
  --section-py:     96px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: linear-gradient(180deg, #f6f2ed 0%, #f0ebe5 100%);
  color: var(--text);
  line-height: 1.82;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition);
}
a:hover { color: var(--accent); }

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

ul, ol { list-style: none; }

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  outline: none;
}

::selection {
  background: rgba(183,143,139,0.22);
  color: #35383d;
}

::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: #e6dfd6; }
::-webkit-scrollbar-thumb { background: #b3aba2; border-radius: 9px; }
::-webkit-scrollbar-thumb:hover { background: #8f9db3; }

h1 {
  font-size: clamp(2.4rem, 5.8vw, 4.4rem);
  font-weight: 700;
  line-height: 1.03;
  letter-spacing: -0.045em;
  color: var(--text);
}
h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.035em;
  color: var(--text);
}
h3 {
  font-size: clamp(1.24rem, 2.4vw, 1.84rem);
  font-weight: 650;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text);
}
h4 {
  font-size: 1.08rem;
  font-weight: 650;
  line-height: 1.34;
  color: var(--text);
}
h5 {
  font-size: 0.94rem;
  font-weight: 650;
  line-height: 1.38;
  color: var(--text);
}
p {
  font-size: 1.04rem;
  color: var(--text-secondary);
  line-height: 1.86;
}

.gold { color: var(--accent); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }

.section-title {
  margin-bottom: 60px;
}
.section-title h2 {
  margin-bottom: 16px;
}
.section-title h2 span { color: var(--accent); }
.section-title p {
  color: var(--text-secondary);
  max-width: 700px;
  font-size: 1.08rem;
}
.section-title .divider {
  width: 62px;
  height: 5px;
  background: linear-gradient(90deg, #b78f8b 0%, #aab59b 100%);
  margin-top: 20px;
  border-radius: 10px;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gap);
}

.section {
  padding: var(--section-py) 0;
}
.section-dark  { background: transparent; }
.section-card  { background: #f8f4ee; }
.section-card2 { background: #ede6de; }

.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: calc(var(--gap) + 4px); }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: calc(var(--gap) + 2px); }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: calc(var(--gap) - 2px); }

.grid-main-sidebar {
  display: grid;
  grid-template-columns: minmax(0,1fr) 364px;
  gap: 48px;
}

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-2 { gap: 14px; }
.gap-4 { gap: 30px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: var(--radius-lg);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: none;
  box-shadow: 0 8px 18px rgba(109,101,91,0.08);
}
.btn-primary {
  background: linear-gradient(180deg, #99a6b9 0%, #8795ab 100%);
  color: var(--text-white);
}
.btn-primary:hover {
  background: linear-gradient(180deg, #7e8ca1 0%, #6d7b91 100%);
  color: var(--text-white);
  transform: translateY(-3px);
  box-shadow: var(--shadow-primary);
}
.btn-outline {
  border: 1px solid #b8aea5;
  color: #5f6672;
  background: rgba(252,250,247,0.72);
}
.btn-outline:hover {
  background: #e7dfd8;
  color: #4a515c;
  border-color: #9ca8ba;
}
.btn-accent {
  background: linear-gradient(180deg, #c09a95 0%, #b28680 100%);
  color: var(--text-white);
}
.btn-accent:hover {
  background: linear-gradient(180deg, #aa7d78 0%, #9a6d68 100%);
  color: var(--text-white);
  transform: translateY(-3px);
}
.btn-lg { padding: 18px 42px; font-size: 1rem; }
.btn-sm { padding: 10px 20px; font-size: 0.78rem; }

.card {
  background: linear-gradient(180deg, #fcfaf7 0%, #f7f2ec 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
  background: linear-gradient(90deg, #8f9db3 0%, #b78f8b 52%, #aab59b 100%);
  z-index: 1;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-primary);
}
.card-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.card-body { padding: 28px 26px 24px; }
.card-title {
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.32;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-title a:hover { color: var(--accent); }
.card-meta {
  display: flex;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.card-excerpt {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-footer {
  padding: 16px 26px 18px;
  border-top: 1px dashed var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(232,226,218,0.34);
}

.post-item {
  display: flex;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px dashed var(--border-light);
}
.post-item:last-child { border-bottom: none; }
.post-item-thumb {
  width: 124px;
  height: 84px;
  object-fit: cover;
  border-radius: 11px;
  flex-shrink: 0;
  box-shadow: 0 10px 22px rgba(96,88,80,0.12);
}
.post-item-body { flex: 1; min-width: 0; }
.post-item-title {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.36;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 8px;
}
.post-item-title a:hover { color: var(--accent); }
.post-item-meta {
  font-size: 0.79rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.cat-label {
  display: inline-block;
  background: #a7b29a;
  color: #f7f3ee;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 10px;
  margin-bottom: 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.cat-label-accent { background: #b78f8b; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-header);
  border-bottom: 1px solid rgba(215,208,200,0.7);
  height: var(--header-h);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 10px 26px rgba(100,92,84,0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.site-logo img { height: 44px; width: auto; }
.site-logo-text {
  font-size: 1.46rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
}

.main-nav { display: flex; align-items: center; }
.main-nav ul { display: flex; align-items: center; gap: 8px; }
.main-nav a {
  display: block;
  padding: 10px 16px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-secondary);
  border-radius: 11px;
  transition: all var(--transition);
}
.main-nav a:hover,
.main-nav a.active {
  color: #5f6d82;
  background: rgba(143,157,179,0.14);
}
.main-nav .nav-cta {
  background: linear-gradient(180deg, #b78f8b 0%, #a9837f 100%);
  color: var(--text-white) !important;
  padding: 11px 22px;
  margin-left: 14px;
  border-radius: 13px;
  box-shadow: 0 12px 24px rgba(183,143,139,0.22);
}
.main-nav .nav-cta:hover {
  background: linear-gradient(180deg, #9f7874 0%, #8f6965 100%);
  color: var(--text-white) !important;
}

.header-search { position: relative; }
.header-search input {
  background: rgba(232,226,218,0.72);
  border: 1px solid #d6cec5;
  color: var(--text);
  padding: 11px 44px 11px 16px;
  border-radius: 13px;
  font-size: 0.88rem;
  width: 216px;
  transition: all var(--transition);
}
.header-search input:focus {
  border-color: #9aa7ba;
  width: 278px;
  background: #fcfaf7;
  box-shadow: 0 0 0 4px rgba(143,157,179,0.12);
}
.header-search input::placeholder { color: var(--text-muted); }
.header-search button {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.94rem;
}
.header-search button:hover { color: var(--accent); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 10px;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 3px;
  background: #4b4e54;
  border-radius: 4px;
  transition: all var(--transition);
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(244,239,233,0.96);
  backdrop-filter: blur(22px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  font-size: 1.34rem;
  font-weight: 700;
  color: var(--text);
  padding: 14px 34px;
  border-radius: 14px;
}
.mobile-nav a:hover { color: var(--accent); background: rgba(183,143,139,0.1); }
.mobile-nav-close {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 1.9rem;
  color: var(--text-muted);
  cursor: pointer;
}

.hero {
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #ece5dd 0%, #f5f0ea 48%, #e3ddd6 100%);
}
.hero-bg {
  position: absolute;
  inset: 0;
  object-fit: cover;
  width: 100%;
  height: 100%;
  opacity: 0.12;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(252,250,247,0.64) 0%, rgba(232,226,218,0.4) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
  background: rgba(252,250,247,0.78);
  border: 1px solid rgba(215,208,200,0.72);
  border-radius: 16px;
  padding: 34px 36px;
  box-shadow: 0 20px 48px rgba(101,93,85,0.12);
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: rgba(167,178,154,0.16);
  border: 1px solid rgba(167,178,154,0.34);
  color: #6e7865;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 700;
  margin-bottom: 28px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.hero h1 {
  margin-bottom: 24px;
}
.hero h1 span { color: var(--accent); }
.hero p,
.hero-subtitle {
  color: var(--text-secondary);
  font-size: 1.14rem;
  margin-bottom: 40px;
  max-width: 600px;
}
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 56px;
  margin-top: 54px;
  padding-top: 28px;
  border-top: 1px dashed var(--border);
}
.hero-stat-num {
  font-size: 2.2rem;
  font-weight: 700;
  color: #7b889d;
  display: block;
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 6px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.hero::after {
  content: '';
  position: absolute;
  right: -88px;
  top: -76px;
  width: 540px;
  height: 540px;
  background: radial-gradient(circle, rgba(143,157,179,0.18) 0%, rgba(183,143,139,0.08) 38%, transparent 72%);
  pointer-events: none;
}

.breadcrumb {
  background: rgba(252,250,247,0.72);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
}
.breadcrumb-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.84rem;
  color: var(--text-muted);
}
.breadcrumb-list a { color: #7d8aa0; }
.breadcrumb-list a:hover { text-decoration: underline; color: var(--accent); }
.breadcrumb-list .sep { color: #b8b1a9; margin: 0 4px; }
.breadcrumb-list .current { color: var(--text); font-weight: 600; }

.featured-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  grid-template-rows: auto auto;
  gap: calc(var(--gap) + 2px);
}
.featured-main {
  grid-row: 1 / 3;
}
.featured-main .card-img { aspect-ratio: 4/3; }
.featured-main .card-title { font-size: 1.48rem; }
.featured-main .card-excerpt { -webkit-line-clamp: 4; }

.ticker-bar {
  background: linear-gradient(90deg, #8f8186 0%, #9ca8b1 54%, #b8b6a2 100%);
  color: #fbf8f4;
  padding: 14px 0;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(76, 72, 69, 0.16);
}
.ticker-inner { display: flex; align-items: center; gap: 28px; }
.ticker-label {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: rgba(251, 248, 244, 0.18);
  padding: 7px 15px;
  border-radius: 10px;
  white-space: nowrap;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px rgba(251, 248, 244, 0.16);
}
.ticker-track {
  display: flex;
  gap: 56px;
  animation: ticker 30s linear infinite;
  white-space: nowrap;
  font-size: 0.9rem;
  line-height: 1.4;
}
.ticker-track a { color: #f6f1eb; }
.ticker-track a:hover {
  text-decoration: none;
  color: #fffdf9;
  opacity: 0.86;
}
@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.app-card {
  background: linear-gradient(180deg, #f8f4ef 0%, #f1ece6 100%);
  border: 1px solid #d7d0c6;
  border-radius: 14px;
  padding: 32px 24px 26px;
  box-shadow: 0 18px 34px rgba(108, 99, 90, 0.09), 0 4px 10px rgba(108, 99, 90, 0.06);
  transition: transform 0.45s cubic-bezier(.18,.8,.24,1), box-shadow 0.45s cubic-bezier(.18,.8,.24,1), border-color 0.35s ease;
  position: relative;
  overflow: hidden;
}
.app-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 6px;
  background: linear-gradient(90deg, #b49a97 0%, #98a9bb 52%, #bdbda4 100%);
  opacity: 1;
  transition: transform 0.45s cubic-bezier(.22,.61,.36,1), opacity 0.35s ease;
  transform: scaleX(0.72);
  transform-origin: left;
}
.app-card:hover::before {
  opacity: 1;
  transform: scaleX(1);
}
.app-card:hover {
  transform: translateY(-7px);
  box-shadow: 0 26px 44px rgba(92, 84, 77, 0.14), 0 8px 18px rgba(92, 84, 77, 0.1);
  border-color: #b9aca6;
}
.app-card img,
.app-card-icon img,
.app-icon-img {
  width: 78px;
  height: 78px;
  object-fit: contain;
  border-radius: 12px;
  margin-bottom: 20px;
  background: #ebe5de;
  padding: 8px;
  box-shadow: 0 8px 18px rgba(126, 116, 106, 0.08);
}
.app-card h4 {
  font-size: 1.12rem;
  margin-bottom: 10px;
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.app-card p {
  font-size: 0.93rem;
  color: #766f69;
  line-height: 1.82;
}
.app-card .app-features {
  list-style: none;
  padding: 0;
  margin: 16px 0 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.app-card .app-features li {
  font-size: 0.84rem;
  color: #847d77;
  line-height: 1.6;
}
.app-intro {
  margin-bottom: 38px;
  color: #736c66;
  font-size: 1.06rem;
  line-height: 1.96;
}
.app-intro strong { color: #514943; font-weight: 800; }

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 72px;
  align-items: center;
}
.about-content h2 { margin-bottom: 24px; }
.about-content p {
  color: #726b66;
  margin-bottom: 18px;
  line-height: 1.9;
  font-size: 1rem;
}
.about-features {
  margin: 34px 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  background: #f6f1eb;
  border: 1px solid #ddd4ca;
  border-radius: 14px;
  padding: 18px 20px;
  box-shadow: 0 14px 26px rgba(112, 103, 94, 0.07);
}
.about-feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(180deg, #e2d3d1 0%, #d5dede 100%);
  border: 1px solid #c6b8b4;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.04rem;
  flex-shrink: 0;
  margin-top: 2px;
  color: #7e6866;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.55);
}
.about-feature-text h4 {
  color: #6e7f93;
  font-size: 1.04rem;
  margin-bottom: 6px;
  font-weight: 700;
}
.about-feature-text p {
  font-size: 0.92rem;
  margin: 0;
  color: #7a736d;
}
.about-img-wrap { position: relative; }
.about-img-wrap img {
  width: 100%;
  border-radius: 16px;
  border: 1px solid #d7cec4;
  box-shadow: 0 24px 42px rgba(92, 84, 79, 0.13);
}
.about-img-badge {
  position: absolute;
  bottom: -18px;
  right: -8px;
  background: linear-gradient(145deg, #a28a87 0%, #8799ab 100%);
  color: #fdfaf6;
  font-weight: 800;
  font-size: 1.18rem;
  width: 108px;
  height: 108px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.2;
  box-shadow: 0 22px 36px rgba(100, 90, 87, 0.24);
}

.stat-card {
  background: linear-gradient(180deg, #faf6f1 0%, #f2ede8 100%);
  border: 1px solid #d9d1c8;
  border-radius: 14px;
  padding: 32px 20px;
  text-align: center;
  transition: transform 0.42s cubic-bezier(.2,.7,.25,1), box-shadow 0.42s cubic-bezier(.2,.7,.25,1), border-color 0.3s ease;
  box-shadow: 0 16px 30px rgba(109, 100, 92, 0.08);
}
.stat-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 38px rgba(94, 85, 78, 0.14);
  border-color: #c6b7b2;
}
.stat-icon { font-size: 2rem; margin-bottom: 10px; }
.stat-icon-img { width: 48px; height: 48px; object-fit: contain; margin: 0 auto 10px; }
.stat-num {
  font-size: 2.25rem;
  font-weight: 800;
  color: #7a8da0;
  line-height: 1.08;
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 0.92rem;
  color: #827a73;
  margin-top: 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.stat-desc { font-size: 0.8rem; color: #9a918a; margin-top: 7px; opacity: 1; line-height: 1.6; }

.milestone-timeline {
  position: relative;
  max-width: 1040px;
  margin: 44px auto 0;
  padding: 24px 0;
}
.milestone-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 4px;
  background: linear-gradient(to bottom, #b49c98 0%, #96a6b6 55%, #b9b89f 100%);
  transform: translateX(-50%);
  border-radius: 999px;
}
.milestone-item {
  position: relative;
  width: 50%;
  padding: 20px 42px;
}
.milestone-item.left { left: 0; text-align: right; }
.milestone-item.right { left: 50%; text-align: left; }
.milestone-year {
  position: absolute;
  top: 18px;
  width: 72px;
  height: 72px;
  background: linear-gradient(145deg, #8e7b7d 0%, #99a8b5 100%);
  color: #fefbf7;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.98rem;
  box-shadow: 0 16px 30px rgba(96, 89, 84, 0.22);
  z-index: 2;
  letter-spacing: 0.04em;
}
.milestone-item.left .milestone-year { right: -36px; }
.milestone-item.right .milestone-year { left: -36px; }
.milestone-content {
  background: linear-gradient(180deg, #f9f5ef 0%, #f1ece6 100%);
  border: 1px solid #d8d0c7;
  border-radius: 15px;
  padding: 22px 26px;
  box-shadow: 0 16px 30px rgba(111, 102, 94, 0.08);
}
.milestone-content h3 {
  margin: 0 0 8px;
  color: #6e8092;
  font-size: 1.14rem;
  font-weight: 700;
}
.milestone-content p {
  margin: 0;
  color: #7d756e;
  line-height: 1.78;
  font-size: 0.95rem;
}
.milestone-icon { margin-bottom: 10px; }
.milestone-icon-img { width: 32px; height: 32px; object-fit: contain; }

.page-hero {
  background: linear-gradient(135deg, #8f8186 0%, #9aa8b1 46%, #b8b6a3 100%);
  color: #faf7f2;
  padding: 70px 0 52px;
  text-align: center;
  box-shadow: inset 0 -1px 0 rgba(255,255,255,0.12);
}
.page-hero h1 {
  font-size: 2.5rem;
  margin: 0 0 14px;
  color: #fffdf9;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.page-hero p {
  font-size: 1.08rem;
  opacity: 0.92;
  color: #f6f1eb;
  margin: 0;
  line-height: 1.8;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.faq-item {
  background: linear-gradient(180deg, #faf6f2 0%, #f2ede8 100%);
  border: 1px solid #d9d1c8;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 16px 28px rgba(109, 99, 90, 0.08);
  transition: border-color 0.36s ease, box-shadow 0.42s cubic-bezier(.19,.79,.24,1), transform 0.42s cubic-bezier(.19,.79,.24,1);
}
.faq-item:hover,
.faq-item.open {
  border-color: #c5b8b1;
  box-shadow: 0 24px 38px rgba(100, 91, 83, 0.13);
  transform: translateY(-2px);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 24px;
  cursor: pointer;
  font-weight: 700;
  font-size: 1.03rem;
  color: #504943;
  user-select: none;
  transition: color 0.3s ease, background 0.36s ease;
  line-height: 1.45;
}
.faq-question:hover {
  color: #6f8091;
  background: #efebe5;
}
.faq-question .faq-icon {
  width: 30px;
  height: 30px;
  border: 1px solid #c4b6b1;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.88rem;
  color: #7f6a68;
  flex-shrink: 0;
  transition: transform 0.4s cubic-bezier(.2,.7,.25,1), background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  background: #f6f1eb;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: #8f9fae;
  color: #fffdf9;
  border-color: #8f9fae;
}
.faq-answer {
  display: none;
  padding: 2px 24px 24px;
  color: #776f69;
  font-size: 0.97rem;
  line-height: 1.92;
  border-top: 1px solid #e4ddd4;
}
.faq-item.open .faq-answer { display: block; }

.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 52px;
}
.partner-card {
  background: linear-gradient(180deg, #faf6f1 0%, #f1ece7 100%);
  border: 1px solid #d8d0c7;
  border-radius: 14px;
  padding: 32px 20px 28px;
  text-align: center;
  box-shadow: 0 18px 32px rgba(108, 99, 90, 0.08);
  transition: transform 0.46s cubic-bezier(.18,.8,.24,1), box-shadow 0.46s cubic-bezier(.18,.8,.24,1), border-color 0.32s ease;
  position: relative;
  overflow: hidden;
}
.partner-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 16px;
  right: 16px;
  height: 5px;
  border-radius: 0 0 8px 8px;
  background: linear-gradient(90deg, #b39b97 0%, #9aabb9 50%, #bfc0a6 100%);
}
.partner-card:hover {
  transform: translateY(-7px);
  box-shadow: 0 26px 42px rgba(93, 85, 78, 0.14);
  border-color: #c3b6af;
}
.partner-icon {
  font-size: 2rem;
  margin-bottom: 14px;
  color: #7c8c9b;
  display: flex;
  align-items: center;
  justify-content: center;
}
.partner-name {
  font-weight: 800;
  font-size: 1.16rem;
  color: #675a58;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.partner-desc {
  font-size: 0.9rem;
  color: #7b736d;
  line-height: 1.8;
}
.partners-intro {
  margin-bottom: 38px;
  color: #756d67;
  font-size: 1.04rem;
  line-height: 1.95;
}
.partners-intro strong { color: #4f4842; font-weight: 800; }

.trust-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px;
  border-top: 1px solid #ddd5cc;
  padding-top: 32px;
}
.trust-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #f7f2ed;
  border: 1px solid #d8cfc5;
  border-radius: 12px;
  padding: 10px 18px;
  font-size: 0.9rem;
  color: #756d68;
  box-shadow: 0 10px 18px rgba(115, 105, 97, 0.06);
}
.trust-badge-icon {
  display: inline-flex;
  align-items: center;
  line-height: 1;
  color: #90a0ad;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.widget {
  background: linear-gradient(180deg, #faf6f1 0%, #f2ede8 100%);
  border: 1px solid #d8d0c7;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0 18px 30px rgba(111, 101, 92, 0.08);
}
.widget-header {
  padding: 18px 22px;
  border-bottom: 1px solid #e4ddd4;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(233, 227, 220, 0.42);
}
.widget-header h4 {
  font-size: 0.98rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.widget-header::before {
  content: '';
  display: block;
  width: 6px;
  height: 20px;
  background: linear-gradient(180deg, #b59c97 0%, #96a7b8 100%);
  border-radius: 6px;
}
.widget-body { padding: 20px 22px; }

.widget-search { display: flex; gap: 10px; }
.widget-search input {
  flex: 1;
  background: #f0ebe5;
  border: 1px solid #d6cdc3;
  color: #4f4843;
  padding: 12px 15px;
  border-radius: 12px;
  font-size: 0.92rem;
}
.widget-search input:focus {
  border-color: #9aa9b6;
  background: #faf6f1;
  box-shadow: 0 0 0 4px rgba(154, 169, 182, 0.15);
}
.widget-search button {
  background: linear-gradient(145deg, #8f8186 0%, #9ca8b1 100%);
  color: #fffdf9;
  padding: 12px 15px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.cat-list { display: flex; flex-direction: column; }
.cat-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px dashed #e1d9cf;
  font-size: 0.94rem;
}
.cat-list-item:last-child { border-bottom: none; }
.cat-list-item a { color: #766f69; }
.cat-list-item a:hover { color: #8a9ba9; }
.cat-count {
  background: #ebe5de;
  color: #8f867f;
  font-size: 0.74rem;
  padding: 4px 9px;
  border-radius: 10px;
}

.popular-item {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px dashed #e1d9cf;
}
.popular-item:last-child { border-bottom: none; }
.popular-rank {
  font-size: 1.45rem;
  font-weight: 800;
  color: #c0b7af;
  width: 26px;
  flex-shrink: 0;
  line-height: 1;
  padding-top: 3px;
}
.popular-item:nth-child(1) .popular-rank { color: #8b7a7c; }
.popular-item:nth-child(2) .popular-rank { color: #93a2b0; }
.popular-item:nth-child(3) .popular-rank { color: #b3b39a; }
.popular-img {
  width: 74px;
  height: 54px;
  object-fit: cover;
  border-radius: 10px;
  flex-shrink: 0;
  box-shadow: 0 10px 18px rgba(112, 102, 94, 0.08);
}
.popular-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: #554d47;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.6;
}
.popular-title a:hover { color: #7f91a2; }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-item {
  background: #eee8e1;
  border: 1px solid #d7cec4;
  color: #7a736d;
  font-size: 0.8rem;
  padding: 7px 13px;
  border-radius: 11px;
  transition: transform 0.34s ease, border-color 0.3s ease, color 0.3s ease, background 0.3s ease;
}
.tag-item:hover {
  border-color: #9aabb7;
  color: #6f8191;
  background: #f6f1ec;
  transform: translateY(-2px);
}

.post-hero {
  position: relative;
  height: 460px;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 24px 42px rgba(90, 82, 76, 0.16);
}
.post-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.post-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(69, 62, 58, 0.8) 0%, rgba(109, 115, 123, 0.28) 58%, rgba(184, 182, 163, 0.08) 100%);
}
.post-hero-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 54px 46px;
  color: #fffcf8;
}
.post-hero-content h1 { color: #fffdf9; }

.post-header { padding: 46px 0 0; }
.post-title {
  font-size: clamp(1.85rem, 3vw, 2.9rem);
  margin-bottom: 18px;
  line-height: 1.12;
  letter-spacing: -0.03em;
}
.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  color: #8a8179;
  font-size: 0.86rem;
  margin-bottom: 34px;
  padding-bottom: 22px;
  border-bottom: 1px solid #ddd5cb;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.post-meta span {
  display: flex;
  align-items: center;
  gap: 7px;
}

.post-content {
  color: #706964;
  font-size: 1.06rem;
  line-height: 2.08;
}
.post-content h2, .post-content h3, .post-content h4 {
  color: #504943;
  margin: 34px 0 14px;
  line-height: 1.25;
  letter-spacing: -0.02em;
}
.post-content p { margin-bottom: 20px; }
.post-content img {
  border-radius: 14px;
  margin: 24px 0;
  border: 1px solid #d8d0c7;
  box-shadow: 0 18px 32px rgba(108, 98, 90, 0.1);
}
.post-content a {
  color: #7f91a0;
  text-decoration: underline;
  text-underline-offset: 4px;
}
.post-content blockquote {
  border-left: 0;
  padding: 22px 24px;
  background: linear-gradient(180deg, #f4eeea 0%, #ebe4dd 100%);
  border-radius: 14px;
  margin: 28px 0;
  font-style: italic;
  color: #746d67;
  box-shadow: inset 5px 0 0 #b29a96;
}
.post-content ul, .post-content ol {
  padding-left: 28px;
  margin: 20px 0;
  list-style: disc;
}
.post-content ol { list-style: decimal; }
.post-content li {
  margin-bottom: 10px;
  color: #746c66;
}

.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 30px 0 34px;
  font-size: 0.98rem;
}
.post-content th {
  background: #d8d2c8;
  color: #5f6778;
  padding: 15px 18px;
  text-align: left;
  border: 1px solid #c4beb4;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.post-content td {
  padding: 15px 18px;
  border: 1px solid #d2cbc1;
  color: #6e706c;
  background: #f4f1ec;
}

.post-tags {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 36px;
}
.post-tags-label {
  font-size: 0.74rem;
  color: #8a877f;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.share-bar {
  background: #eee7de;
  border: 1px solid #d2c8bc;
  border-radius: 14px;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 34px 0;
  flex-wrap: wrap;
  box-shadow: 0 10px 26px rgba(103, 96, 88, 0.09), 0 2px 0 rgba(255, 255, 255, 0.42) inset;
}
.share-label {
  font-size: 0.76rem;
  color: #918d84;
  font-weight: 800;
  margin-right: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.share-btn {
  padding: 10px 18px;
  border-radius: 11px;
  font-size: 0.74rem;
  font-weight: 700;
  color: #faf7f1;
  display: inline-block;
  letter-spacing: 0.03em;
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.28s cubic-bezier(0.22, 1, 0.36, 1), filter 0.28s ease;
  box-shadow: 0 7px 16px rgba(92, 86, 79, 0.14);
}
.share-btn:hover {
  transform: translateY(-3px) rotate(-0.5deg);
  filter: brightness(1.04);
  box-shadow: 0 12px 24px rgba(92, 86, 79, 0.18);
}
.share-wechat  { background: #8ea892; }
.share-weibo   { background: #b88c8c; }
.share-twitter { background: #93a8b8; }
.share-copy {
  background: #f6f2ec;
  border: 1px solid #cfc5b8;
  color: #67655f;
  cursor: pointer;
}

.related-posts { margin-top: 58px; }
.related-posts h3 {
  margin-bottom: 24px;
  font-size: 1.28rem;
  border-left: 0;
  padding-left: 18px;
  color: #575a68;
  line-height: 1.2;
  position: relative;
}
.related-posts h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 2px;
  bottom: 2px;
  width: 6px;
  border-radius: 6px;
  background: linear-gradient(180deg, #b1a7c7, #9faec6);
}

.post-author {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.author-avatar-sm {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 4px 10px rgba(101, 94, 87, 0.12);
}
.post-author a {
  color: #697189;
  font-weight: 600;
}
.post-author a:hover { text-decoration: none; color: #8d7e9d; }

.author-box {
  display: flex;
  gap: 24px;
  padding: 28px;
  margin: 42px 0;
  background: linear-gradient(145deg, #f2ece4, #ebe3d7);
  border-left: 0;
  border-radius: 14px;
  box-shadow: 0 14px 34px rgba(98, 89, 80, 0.1);
  position: relative;
}
.author-box::before {
  content: '';
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 7px;
  border-radius: 0 8px 8px 0;
  background: linear-gradient(180deg, #bfa1a1, #a4b3c6);
}
.author-box-avatar {
  width: 84px;
  height: 84px;
  border-radius: 14px;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 10px 22px rgba(94, 86, 79, 0.14);
}
.author-box-info { flex: 1; }
.author-box-name {
  margin: 0 0 10px;
  font-size: 1.16rem;
  line-height: 1.2;
}
.author-box-name a { color: #514f56; }
.author-box-name a:hover { color: #7a869b; }
.author-box-job {
  display: inline-block;
  margin-left: 10px;
  padding: 4px 10px;
  font-size: 0.68rem;
  font-weight: 700;
  color: #847d73;
  background: #ddd5ca;
  border-radius: 10px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}
.author-box-bio {
  margin: 0;
  font-size: 0.94rem;
  color: #6c6a64;
  line-height: 1.82;
}

.post-nav { margin: 42px 0; }
.post-nav-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.post-nav-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 22px;
  background: linear-gradient(180deg, #f7f3ed, #efe8de);
  border: 1px solid #d8cec2;
  border-radius: 13px;
  transition: border-color 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), background 0.3s ease;
  box-shadow: 0 10px 24px rgba(108, 100, 92, 0.08);
}
.post-nav-item:not(.post-nav-disabled):hover {
  border-color: #b9aabf;
  box-shadow: 0 16px 30px rgba(108, 100, 92, 0.13);
  transform: translateY(-4px);
  background: linear-gradient(180deg, #faf6f0, #f2ece3);
}
.post-nav-next { text-align: right; }
.post-nav-label {
  font-size: 0.7rem;
  color: #91897d;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.post-nav-title {
  font-size: 1rem;
  color: #56555c;
  font-weight: 700;
  line-height: 1.5;
}
.post-nav-disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 58px;
}
.page-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 700;
  border: 1px solid #d5ccbf;
  color: #716d65;
  background: #f7f3ee;
  transition: transform 0.24s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.24s cubic-bezier(0.22, 1, 0.36, 1), color 0.24s ease, border-color 0.24s ease, background 0.24s ease;
  box-shadow: 0 8px 18px rgba(107, 99, 92, 0.08);
}
.page-item:hover {
  border-color: #aeb4c7;
  color: #66718a;
  transform: translateY(-3px);
  box-shadow: 0 12px 22px rgba(107, 99, 92, 0.12);
}
.page-item.active {
  background: #a8b3c7;
  border-color: #a8b3c7;
  color: #fbf8f3;
}
.page-item.disabled { opacity: 0.38; pointer-events: none; }

.search-header {
  padding: 56px 0 42px;
  border-bottom: 1px solid #ddd2c6;
  margin-bottom: 42px;
}
.search-form-large { display: flex; gap: 16px; max-width: 708px; }
.search-form-large input {
  flex: 1;
  background: #f5f1ea;
  border: 1px solid #d5cabd;
  color: #57565d;
  padding: 17px 22px;
  border-radius: 13px;
  font-size: 1.06rem;
  box-shadow: 0 8px 20px rgba(110, 103, 95, 0.06);
}
.search-form-large input:focus {
  border-color: #a8b2c2;
  box-shadow: 0 0 0 4px rgba(168, 178, 194, 0.18), 0 10px 22px rgba(110, 103, 95, 0.08);
}
.search-results-count {
  font-size: 0.94rem;
  color: #8a847c;
  margin-top: 16px;
}
.search-highlight { color: #7f8ca4; font-weight: 800; }

.category-header {
  background: linear-gradient(180deg, #f4efe7, #eee6db);
  border-bottom: 1px solid #d7cdbf;
  padding: 42px 0 30px;
  margin-bottom: 42px;
}
.category-header h1 {
  font-size: 2.36rem;
  line-height: 0.98;
  color: #555560;
  letter-spacing: -0.03em;
}
.category-header p {
  color: #89837a;
  font-size: 1.02rem;
  margin-top: 12px;
  max-width: 620px;
  line-height: 1.92;
}
.sort-bar {
  display: flex;
  align-items: center;
  gap: 12px 18px;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #ddd2c6;
  flex-wrap: wrap;
}
.sort-bar-label {
  font-size: 0.72rem;
  color: #8d877d;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.sort-btn {
  font-size: 0.74rem;
  padding: 9px 16px;
  border: 1px solid #d5cbbe;
  border-radius: 11px;
  color: #8a867f;
  background: #f7f3ee;
  transition: all 0.26s cubic-bezier(0.22, 1, 0.36, 1);
  font-weight: 700;
  letter-spacing: 0.04em;
}
.sort-btn:hover, .sort-btn.active {
  border-color: #b6a7bb;
  color: #6d6f82;
  background: #ece4eb;
  box-shadow: 0 8px 18px rgba(108, 100, 92, 0.09);
  transform: translateY(-2px);
}

.site-footer {
  background: #58555f;
  color: #ece5dc;
  position: relative;
}
.site-footer::before {
  content: '';
  display: block;
  height: 5px;
  background: linear-gradient(90deg, #b89a9a 0%, #a6b4c8 52%, #bfc2a6 100%);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 52px;
  padding: 60px 0 46px;
  border-bottom: 1px solid rgba(238, 231, 222, 0.11);
}

.footer-brand .site-logo {
  margin-bottom: 16px;
  display: inline-flex;
}
.footer-brand .site-logo img {
  filter: brightness(0) saturate(100%) invert(90%) sepia(16%) saturate(164%) hue-rotate(333deg) brightness(100%) contrast(92%);
  opacity: 0.92;
}
.footer-brand .site-logo-text {
  color: #f5efe6;
  font-size: 1.46rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}
.footer-brand-text {
  color: #c4beb7;
  font-size: 0.94rem;
  margin: 18px 0 24px;
  line-height: 1.96;
  max-width: 34ch;
}

.footer-contact-inline {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
  padding: 0;
  border: none;
}
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: #c7c0b8;
  transition: color 0.24s ease, padding-left 0.24s ease, transform 0.24s ease;
}
.footer-contact-item:hover,
.footer-contact-item a:hover {
  color: #e6ddd4;
  padding-left: 6px;
  transform: translateY(-1px);
}
.footer-contact-item a {
  color: #c7c0b8;
  transition: color 0.24s ease;
}
.footer-contact-icon {
  font-size: 0.98rem;
  color: #aab7c9;
  flex-shrink: 0;
  width: 22px;
  text-align: center;
}
.footer-contact-sep { display: none; }

.footer-social {
  display: flex;
  gap: 12px;
}
.social-btn {
  width: 40px;
  height: 40px;
  background: rgba(244, 239, 232, 0.08);
  border: 1px solid rgba(244, 239, 232, 0.14);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: #c9c3bc;
  transition: all 0.28s cubic-bezier(0.22, 1, 0.36, 1);
  box-shadow: 0 8px 18px rgba(39, 35, 42, 0.14);
}
.social-btn:hover {
  background: #a4b2c4;
  border-color: #a4b2c4;
  color: #faf7f1;
  transform: translateY(-3px) rotate(-2deg);
  box-shadow: 0 12px 26px rgba(40, 35, 42, 0.22);
}

.footer-col h5 {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: #f3ede4;
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 0;
  display: inline-block;
  text-transform: uppercase;
  position: relative;
}
.footer-col h5::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 3px;
  border-radius: 3px;
  background: #bca4a4;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.footer-links a {
  font-size: 0.9rem;
  color: #c6beb6;
  padding: 8px 0;
  display: flex;
  align-items: center;
  transition: color 0.24s ease, padding-left 0.24s ease, background 0.24s ease;
  border-bottom: 1px solid rgba(244, 239, 232, 0.06);
}
.footer-links a:last-child { border-bottom: none; }
.footer-links a::before {
  content: '•';
  margin-right: 10px;
  color: rgba(214, 203, 193, 0.36);
  font-weight: 700;
  transition: color 0.24s ease, margin-right 0.24s ease, transform 0.24s ease;
}
.footer-links a:hover {
  color: #f2ede5;
  padding-left: 6px;
}
.footer-links a:hover::before {
  color: #aab7c9;
  margin-right: 12px;
  transform: scale(1.15);
}

.footer-bottom {
  padding: 22px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px;
}
.footer-copyright-info p {
  font-size: 0.82rem;
  color: #a39d97;
  margin: 0;
}
.footer-beian {
  margin-top: 8px;
  font-size: 0.8rem;
}
.footer-beian a {
  color: #a39d97;
  transition: color 0.24s ease;
}
.footer-beian a:hover { color: #d9d0c6; }

.footer-legal {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}
.footer-legal a {
  font-size: 0.8rem;
  color: #aca59f;
  padding: 6px 14px;
  border: 1px solid rgba(244, 239, 232, 0.1);
  border-radius: 10px;
  transition: all 0.24s cubic-bezier(0.22, 1, 0.36, 1);
  background: rgba(244, 239, 232, 0.04);
}
.footer-legal a:hover {
  color: #f7f2ea;
  border-color: #aeb7c6;
  background: rgba(164, 178, 196, 0.16);
  transform: translateY(-2px);
}

.disclaimer-bar {
  background: rgba(43, 39, 46, 0.38);
  border-top: 1px solid rgba(244, 239, 232, 0.07);
  padding: 14px 0;
  text-align: center;
  font-size: 0.76rem;
  color: #928c86;
  letter-spacing: 0.02em;
}

.page-404 {
  min-height: 78vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.error-code {
  font-size: 9rem;
  font-weight: 900;
  color: #b7a4b9;
  line-height: 0.82;
  opacity: 0.28;
  letter-spacing: -0.06em;
}
.error-title {
  font-size: 2.08rem;
  margin-bottom: 14px;
  color: #55555d;
}
.error-msg {
  color: #8d857b;
  margin-bottom: 34px;
  font-size: 0.98rem;
  line-height: 1.8;
}

.content-box {
  background: linear-gradient(180deg, #f8f4ef, #f1eae0);
  border: 1px solid #d8cec2;
  border-radius: 15px;
  padding: 46px;
  box-shadow: 0 16px 38px rgba(104, 95, 87, 0.09);
}
.content-box h2 {
  font-size: 1.58rem;
  color: #69758d;
  margin: 34px 0 16px;
  padding-top: 24px;
  border-top: 1px solid #e2d8cc;
  line-height: 1.2;
}
.content-box h2:first-child { border-top: none; margin-top: 0; padding-top: 0; }
.content-box p { color: #6f6d67; margin-bottom: 18px; line-height: 2; font-size: 0.98rem; }
.content-box ul { padding-left: 24px; list-style: disc; }
.content-box li { color: #6f6d67; margin-bottom: 10px; line-height: 1.86; }

.contact-form { display: flex; flex-direction: column; gap: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-size: 0.74rem;
  font-weight: 800;
  color: #736e66;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.form-group input,
.form-group textarea,
.form-group select {
  background: #efebe4;
  border: 1px solid #d6ccbf;
  color: #58575e;
  padding: 14px 16px;
  border-radius: 12px;
  font-size: 1rem;
  transition: border-color 0.24s ease, box-shadow 0.24s ease, background 0.24s ease, transform 0.24s ease;
  box-shadow: 0 8px 18px rgba(105, 98, 90, 0.05);
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: #aab4c4;
  background: #f8f5f0;
  box-shadow: 0 0 0 4px rgba(170, 180, 196, 0.16), 0 10px 22px rgba(105, 98, 90, 0.08);
  transform: translateY(-1px);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #9a938a; }
.form-group textarea { min-height: 174px; resize: vertical; }
.form-notice { font-size: 0.78rem; color: #8e877d; line-height: 1.7; }

.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-info-item {
  display: flex;
  gap: 18px;
  padding: 24px;
  background: linear-gradient(180deg, #f6f1ea, #efe7dc);
  border: 1px solid #d8cec2;
  border-radius: 14px;
  box-shadow: 0 12px 28px rgba(102, 94, 86, 0.08);
}
.contact-icon {
  width: 52px;
  height: 52px;
  background: #ddd7e5;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.08rem;
  color: #727d95;
  flex-shrink: 0;
  box-shadow: 0 8px 16px rgba(114, 125, 149, 0.12);
}
.contact-info-item h5 {
  font-size: 0.76rem;
  color: #7b879e;
  margin-bottom: 6px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 800;
}
.contact-info-item p {
  font-size: 0.96rem;
  color: #817b73;
  margin: 0;
  line-height: 1.78;
}

.notice {
  padding: 18px 22px;
  border-radius: 12px;
  font-size: 0.9rem;
  border-left: 0;
  margin-bottom: 24px;
  line-height: 1.78;
  box-shadow: 0 10px 24px rgba(103, 96, 88, 0.07);
  position: relative;
}
.notice::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 6px;
  border-radius: 0 6px 6px 0;
}
.notice-warning {
  background: #efe3cc;
  color: #8b7257;
  border-color: transparent;
}
.notice-warning::before {
  background: #bc9d72;
}
.notice-info {
  background: #e3e6ec;
  color: #68748b;
  border-color: transparent;
}
.notice-info::before {
  background: #96a4bc;
}

.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 50px;
  height: 50px;
  background: linear-gradient(180deg, #a8b3c7, #95a3ba);
  color: #faf7f1;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.04rem;
  font-weight: 900;
  box-shadow: 0 16px 32px rgba(84, 90, 106, 0.24);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.3s ease, background 0.3s ease;
  z-index: 500;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover {
  transform: translateY(-5px) rotate(-4deg);
  background: linear-gradient(180deg, #919fb6, #7d8ba2);
  box-shadow: 0 20px 36px rgba(84, 90, 106, 0.3);
}

/* =============================================
   第二十六部分：CTA横幅
   ============================================= */
.cta-banner {
  background: linear-gradient(156deg, #e7e0db 0%, #d8d7cf 46%, #ece7e1 100%);
  border-top: 1px solid #c8c0ba;
  border-bottom: 1px solid #c8c0ba;
  padding: 78px 0 74px;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cta-banner::before {
  content: '';
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(165,184,212,0.26) 0%, rgba(196,197,168,0.12) 42%, transparent 74%);
  pointer-events: none;
}
.cta-banner > .container { position: relative; z-index: 2; }
.cta-badge { margin-bottom: 26px; }
.cta-title { margin-bottom: 18px; }
.cta-desc {
  color: #6f726c;
  margin: 0 auto 36px;
  max-width: 664px;
  line-height: 2.02;
}
.cta-btns {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
}

/* =============================================
   第二十七部分：特性/体育/步骤卡片
   ============================================= */
.feature-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-top: 44px;
}
.feature-mini-card {
  background: linear-gradient(180deg, #f3efeb 0%, #ebe4de 100%);
  border: 1px solid #d4cbc4;
  border-radius: 14px;
  padding: 28px;
  box-shadow: 0 12px 26px rgba(94,86,78,0.08), 0 2px 0 rgba(255,255,255,0.45) inset;
  transition: transform 0.42s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.42s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.42s cubic-bezier(0.22, 1, 0.36, 1);
}
.feature-mini-card:hover {
  transform: translateY(-6px);
  border-color: #b5a39f;
  box-shadow: 0 20px 34px rgba(94,86,78,0.14), 0 4px 0 rgba(164,165,138,0.24) inset;
}
.feature-mini-card .feature-icon {
  font-size: 2.1rem;
  margin-bottom: 14px;
  color: #8f9eb7;
}

.sports-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.sport-card {
  background: linear-gradient(180deg, #f5f1ec 0%, #e8e2dc 100%);
  border-radius: 15px;
  padding: 30px;
  border: 1px solid #d5ccc5;
  box-shadow: 0 16px 30px rgba(103,91,83,0.09), 0 5px 0 #b7b899 inset;
  transition: transform 0.38s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.38s cubic-bezier(0.2, 0.8, 0.2, 1), border-color 0.38s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.sport-card:hover {
  transform: translateY(-7px);
  box-shadow: 0 24px 38px rgba(103,91,83,0.15), 0 5px 0 #9fafca inset;
  border-color: #bcaea6;
}
.sport-icon { font-size: 2.6rem; color: #a88d8f; }
.sport-icon-img { width: 78px; height: 78px; object-fit: contain; }
.sport-name { font-size: 1.22rem; font-weight: 650; margin: 16px 0 8px; letter-spacing: 0.01em; }
.sport-desc
 { font-size: 0.98rem; color: #72756f; line-height: 1.86; }
.sport-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px dashed #d8d0c9;
  color: #959187;
  font-size: 0.88rem;
}
.sport-count { font-size: 0.88rem; color: #959187; }
.sport-link {
  font-size: 0.88rem;
  font-weight: 700;
  color: #8b9bb5;
  transition: color 0.3s ease-out, letter-spacing 0.3s ease-out;
}
.sport-link:hover { color: #776f89; letter-spacing: 0.04em; }

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 26px;
}
.step-card {
  position: relative;
  padding: 34px 28px;
  background: linear-gradient(180deg, #f4efea 0%, #e9e3dc 100%);
  border: 1px solid #d7cdc6;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 18px 28px rgba(105,94,86,0.08), 0 4px 0 #d0b2b1 inset;
}
.step-number {
  position: absolute;
  top: -18px; right: 18px;
  font-size: 3.05rem;
  font-weight: 800;
  color: #9aa8c1;
  opacity: 0.28;
  letter-spacing: -0.04em;
}
.step-icon { margin-bottom: 18px; }
.step-icon-img { width: 62px; height: 62px; object-fit: contain; margin: 0 auto; }
.lead-text {
  font-size: 1.14rem;
  line-height: 1.96;
  margin-bottom: 26px;
  color: #71746f;
}

/* 负责任内容 */
.responsible-content {
  max-width: 924px;
  color: #71746d;
  font-size: 1.06rem;
  line-height: 2.08;
}
.responsible-content strong { color: #47443f; font-weight: 650; }

/* 首页概览 */
.section-intro { background: #ede6e0; }
.intro-wrap { display: flex; flex-direction: column; }
.intro-content {
  color: #6e716b;
  font-size: 1.05rem;
  line-height: 2.06;
}
.intro-content strong { color: #4a4641; font-weight: 650; }

/* 图标通用 */
.feature-icon-img { width: 58px; height: 58px; object-fit: contain; }
.about-icon-img { width: 48px; height: 48px; object-fit: contain; }
.partner-icon-img { width: 66px; height: 66px; object-fit: contain; margin: 0 auto; display: block; }
.badge-icon-img { width: 24px; height: 24px; object-fit: contain; vertical-align: middle; }

/* =============================================
   第二十八部分：用户评价
   ============================================= */
.testimonials-intro {
  max-width: 904px;
  margin: 0 auto 40px;
  text-align: center;
  color: #70736d;
  font-size: 1.08rem;
  line-height: 1.94;
}
.rating-overview {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 42px;
  background: linear-gradient(180deg, #f5f0eb 0%, #ebe5df 100%);
  border: 1px solid #d5ccc4;
  border-radius: 16px;
  padding: 34px;
  margin-bottom: 42px;
  align-items: center;
  box-shadow: 0 22px 38px rgba(98,88,80,0.1), 0 6px 0 #c7c7aa inset;
}
.rating-score {
  text-align: center;
  border-right: 1px solid #d0c8c1;
  padding-right: 34px;
}
.rating-num { font-size: 4rem; font-weight: 750; color: #b59a80; line-height: 0.95; }
.rating-stars { font-size: 1.46rem; color: #b59a80; margin: 8px 0; letter-spacing: 4px; }
.rating-total { font-size: 0.92rem; color: #918d84; }
.rating-bars { display: flex; flex-direction: column; gap: 10px; }
.rating-bar-row {
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: #70726d;
}
.rating-bar { height: 10px; background: #ddd7d0; border-radius: 999px; overflow: hidden; }
.rating-fill {
  height: 100%;
  background: linear-gradient(90deg, #c4c5a8 0%, #d4a5a5 52%, #a5b8d4 100%);
  border-radius: 999px;
  transition: width 1s cubic-bezier(0.19, 1, 0.22, 1);
}
.rating-percent { text-align: right; font-weight: 700; }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.testimonial-card {
  background: linear-gradient(180deg, #f6f1ec 0%, #ebe4de 100%);
  border: 1px solid #d4cbc3;
  border-radius: 15px;
  padding: 28px;
  box-shadow: 0 16px 30px rgba(97,88,79,0.09), 0 5px 0 #d1b3b1 inset;
  transition: transform 0.36s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.36s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.36s cubic-bezier(0.22, 1, 0.36, 1);
}
.testimonial-card:hover {
  transform: translateY(-6px) rotate(-0.2deg);
  border-color: #bea8a7;
  box-shadow: 0 24px 40px rgba(97,88,79,0.16), 0 5px 0 #aab8cf inset;
}
.testimonial-header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.testimonial-avatar {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: linear-gradient(145deg, #cbb0b0, #9eb0cb);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.36rem;
  color: #f7f3ef;
  flex-shrink: 0;
}
.testimonial-user { flex: 1; }
.testimonial-name { font-weight: 700; font-size: 1.01rem; letter-spacing: 0.01em; }
.testimonial-region { font-size: 0.82rem; color: #949087; margin-top: 3px; }
.testimonial-rating { color: #b49a83; font-size: 1rem; letter-spacing: 2px; }
.testimonial-title { font-size: 1.08rem; color: #7f90ab; margin: 0 0 10px; font-weight: 700; }
.testimonial-content { font-size: 0.97rem; line-height: 1.86; color: #70736d; margin: 0 0 16px; }
.testimonial-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px dashed #d3cbc4;
}
.testimonial-tag {
  background: #ddd2ca;
  color: #7c6963;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}
.testimonial-date { font-size: 0.82rem; color: #958f86; }

/* =============================================
   第二十九部分：作者页面
   ============================================= */
.author-hero {
  background: linear-gradient(152deg, #e9e3dd 0%, #dcd6d0 54%, #eee7e1 100%);
  border-bottom: 1px solid #cbc2bb;
  padding: 80px 0 64px;
  position: relative;
  overflow: hidden;
}
.author-hero::before {
  content: '';
  position: absolute;
  right: -100px;
  top: -120px;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(165,184,212,0.24) 0%, transparent 72%);
  pointer-events: none;
}
.author-hero::after {
  content: '';
  position: absolute;
  left: -60px;
  bottom: -60px;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(212,165,165,0.2) 0%, transparent 72%);
  pointer-events: none;
}
.author-hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 54px;
  align-items: center;
}

/* 头像 */
.author-avatar-wrap {
  position: relative;
  width: 200px;
  height: 200px;
}
.author-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 16px;
  border: 4px solid #f4efea;
  box-shadow: 0 24px 40px rgba(98,89,80,0.16);
}
.author-avatar-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(145deg, #a8b7ce, #c7afaf);
  color: #faf7f4;
  font-size: 4.1rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  border: 4px solid #f4efea;
  box-shadow: 0 24px 40px rgba(98,89,80,0.16);
}
.author-verified-badge {
  position: absolute;
  bottom: 8px;
  right: 8px;
  width: 42px;
  height: 42px;
  background: linear-gradient(145deg, #a7b18b, #8f9b79);
  color: #faf7f3;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.14rem;
  font-weight: 800;
  border: 3px solid #f4efea;
  box-shadow: 0 10px 18px rgba(143,155,121,0.28);
}

/* 作者信息 */
.author-tag-row {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.author-job-tag {
  display: inline-block;
  background: #ddd3cd;
  border: 1px solid #cbbeb6;
  color: #7f90aa;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 10px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.author-tag-verified {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #dfe3d0;
  border: 1px solid #b7bea1;
  color: #768159;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 10px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.author-tag-verified::before {
  content: '✓';
  font-size: 0.88rem;
}
.author-name {
  font-size: clamp(2.1rem, 3.5vw, 3.25rem);
  font-weight: 750;
  color: #4a4641;
  margin-bottom: 18px;
  letter-spacing: -0.045em;
  line-height: 1.02;
}
.author-bio {
  font-size: 1.08rem;
  color: #70726c;
  line-height: 1.98;
  margin-bottom: 34px;
  max-width: 700px;
}

/* 作者统计 */
.author-stats {
  display: flex;
  gap: 46px;
  margin-bottom: 34px;
  padding: 24px 0;
  border-top: 1px solid #c9bdb6;
  border-bottom: 1px solid #c9bdb6;
  flex-wrap: wrap;
}
.author-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.author-stat-num {
  font-size: 2rem;
  font-weight: 750;
  color: #8d9db6;
  line-height: 1;
}
.author-stat-label {
  font-size: 0.78rem;
  color: #958f86;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* 作者社交 */
.author-social-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.author-social-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  background: #f3eeea;
  border: 1px solid #d6cdc5;
  color: #6f726c;
  font-size: 0.82rem;
  font-weight: 700;
  border-radius: 12px;
  transition: transform 0.34s cubic-bezier(0.22, 1, 0.36, 1), background-color 0.34s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.34s cubic-bezier(0.22, 1, 0.36, 1), color 0.34s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.34s cubic-bezier(0.22, 1, 0.36, 1);
}
.author-social-link:hover {
  border-color: #b4a5a3;
  color: #7e90aa;
  background: #e9e1db;
  transform: translateY(-4px);
  box-shadow: 0 14px 24px rgba(98,89,81,0.12);
}
.author-social-icon { font-size: 0.98rem; }
.author-social-email:hover {
  border-color: #b2b59a;
  color: #7e8165;
  background: #e5e4d8;
}
.author-articles { background: #e6dfd9; }

/* =============================================
   第三十部分：APP页面
   ============================================= */
.app-hero {
  position: relative;
  padding: 102px 0 72px;
  overflow: hidden;
  background: linear-gradient(150deg, #ebe4de 0%, #ddd7d1 52%, #f0e9e3 100%);
  text-align: center;
}
.app-hero::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 46%;
  transform: translate(-50%, -50%);
  width: 760px;
  height: 760px;
  background: radial-gradient(circle, rgba(165,184,212,0.18) 0%, rgba(212,165,165,0.08) 44%, transparent 68%);
  pointer-events: none;
}
.app-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #ddd4ce;
  border: 1px solid #cbbfb8;
  color: #7f90ab;
  padding: 8px 20px;
  border-radius: 11px;
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 28px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.app-hero h1 { margin-bottom: 22px; }
.app-hero h1 span { color: #a58d8d; }
.app-hero-sub {
  color: #70736d;
  font-size: 1.16rem;
  max-width: 654px;
  margin: 0 auto 46px;
  line-height: 1.94;
}

/* 下载按钮 */
.dl-btns {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 34px;
  border-radius: 14px;
  font-weight: 700;
  font-size: 0.94rem;
  transition: transform 0.34s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.34s cubic-bezier(0.22, 1, 0.36, 1), background-color 0.34s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.34s cubic-bezier(0.22, 1, 0.36, 1), color 0.34s cubic-bezier(0.22, 1, 0.36, 1);
  cursor: pointer;
}
.dl-btn-android {
  background: linear-gradient(145deg, #a6b5cc, #8d9db8);
  color: #f9f6f2;
  border: none;
  box-shadow: 0 16px 28px rgba(115,128,151,0.24);
}
.dl-btn-android:hover {
  background: linear-gradient(145deg, #98a9c3, #7f90aa);
  color: #fcfaf7;
  transform: translateY(-5px);
  box-shadow: 0 24px 34px rgba(115,128,151,0.32);
}
.dl-btn-ios {
  background: #f5f0eb;
  border: 1.5px solid #cbbeb7;
  color: #7a695f;
  box-shadow: 0 12px 22px rgba(100,90,82,0.08);
}
.dl-btn-ios:hover {
  background: #ebe3dc;
  border-color: #b9aaa1;
  transform: translateY(-5px);
}
.dl-btn-icon { font-size: 1.64rem; line-height: 1; }
.dl-btn-text-wrap { text-align: left; }
.dl-btn-sub { font-size: 0.7rem; font-weight: 600; opacity: 0.72; display: block; letter-spacing: 0.04em; text-transform: uppercase; }
.dl-btn-main { font-size: 1.06rem; font-weight: 800; display: block; }

 /* Hero统计 */
.app-hero-stats {
  display: flex;
  justify-content: center;
  gap: 56px;
  padding-top: 38px;
  border-top: 1px solid #cabeb7;
  flex-wrap: wrap;
}
.app-hero-stat { text-align: center; }
.app-hero-stat-num {
  font-size: 2rem;
  font-weight: 750;
  color: #8e9db7;
  display: block;
}
.app-hero-stat-label {
  font-size: 0.78rem;
  color: #938e85;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* 模型展示 */
.app-mockup-section {
  padding: 76px 0;
  background: #eee7e1;
  border-top: 1px solid #d1c8c0;
  border-bottom: 1px solid #d1c8c0;
}
.app-mockup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.app-mockup-text h2 { margin-bottom: 22px; }
.app-mockup-text h2 span { color: #a48c8c; }
.app-mockup-text p {
  color: #70736d;
  margin-bottom: 28px;
  line-height: 1.96;
}
.app-features-list { display: flex; flex-direction: column; gap: 18px; }

.app-feature-row { display: flex; align-items: flex-start; gap: 18px; }
.app-feature-check {
  width: 26px;
  height: 26px;
  background: #ece5de;
  border: 1px solid #cbbdaf;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  color: #7f6f66;
  flex-shrink: 0;
  margin-top: 4px;
  box-shadow: 0 10px 18px rgba(122, 111, 101, 0.10);
}
.app-feature-row p { font-size: 1rem; color: #756d67; margin: 0; line-height: 1.88; }
.app-feature-row strong { color: #4f4844; font-weight: 600; }

.phone-visual { display: flex; justify-content: center; gap: 32px; }
.phone-frame {
  width: 174px;
  background: #f4efe8;
  border: 2px solid #d6c9bd;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 18px 34px rgba(92, 84, 79, 0.14), 0 4px 10px rgba(92, 84, 79, 0.08);
  position: relative;
}
.phone-frame.large { width: 208px; }
.phone-notch {
  height: 28px;
  background: #e7dfd5;
  display: flex;
  align-items: center;
  justify-content: center;
}
.phone-notch::after {
  content: '';
  width: 62px;
  height: 9px;
  background: #b8b0a8;
  border-radius: 6px;
}
.phone-screen {
  background: linear-gradient(152deg, #f6f1eb 0%, #e5eaee 54%, #d8dde3 100%);
  padding: 16px;
  min-height: 316px;
}
.phone-screen-header {
  background: #8d9bb0;
  border-radius: 10px;
  height: 34px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  padding: 0 11px;
  box-shadow: inset 0 -1px 0 rgba(255, 255, 255, 0.22);
}
.phone-screen-header span {
  font-size: 0.58rem;
  font-weight: 700;
  color: #f6f2ee;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.phone-screen-card {
  background: #fbf8f4;
  border: 1px solid #d8cdc2;
  border-radius: 12px;
  height: 60px;
  margin-bottom: 11px;
  padding: 10px;
  display: flex;
  gap: 9px;
  align-items: center;
  box-shadow: 0 8px 16px rgba(110, 102, 96, 0.08);
}
.phone-screen-img {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #d5cbc4, #b9c4d2);
  border-radius: 10px;
  flex-shrink: 0;
}
.phone-screen-lines { flex: 1; }
.phone-screen-line { height: 5px; border-radius: 4px; margin-bottom: 6px; }
.phone-screen-line.gold { background: rgba(141, 155, 176, 0.62); width: 72%; }
.phone-screen-line.gray { background: #c4beb7; width: 48%; }
.phone-bottom {
  height: 24px;
  background: #e9e1d8;
  display: flex;
  align-items: center;
  justify-content: center;
}
.phone-home-bar { width: 54px; height: 4px; background: #9a938b; border-radius: 999px; }

.qr-section { padding: 82px 0; background: #efebe6; }
.qr-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.qr-card {
  background: #faf7f2;
  border: 1px solid #d8ccc1;
  border-radius: 14px;
  padding: 30px 24px 28px;
  text-align: center;
  box-shadow: 0 20px 36px rgba(104, 95, 89, 0.10), 0 6px 12px rgba(104, 95, 89, 0.05);
  transition: transform 0.42s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.42s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.42s cubic-bezier(0.22, 1, 0.36, 1);
  position: relative;
  overflow: hidden;
}
.qr-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 6px;
  background: linear-gradient(90deg, #a9b6c7 0%, #cbb3ac 48%, #bfc4a7 100%);
  opacity: 0.94;
  transition: transform 0.42s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.42s cubic-bezier(0.22, 1, 0.36, 1);
  transform: scaleX(0.72);
  transform-origin: left center;
}
.qr-card:hover::before {
  opacity: 1;
  transform: scaleX(1);
}
.qr-card:hover {
  transform: translateY(-7px);
  box-shadow: 0 26px 42px rgba(104, 95, 89, 0.15), 0 10px 18px rgba(104, 95, 89, 0.08);
  border-color: #bcaea2;
}
.qr-icon { font-size: 2.8rem; margin-bottom: 16px; color: #8f7c78; }
.qr-card h4 {
  color: #5b524d;
  font-size: 1.14rem;
  margin-bottom: 10px;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.qr-card p { font-size: 0.9rem; color: #7d736d; margin-bottom: 22px; line-height: 1.84; }
.qr-box {
  width: 122px;
  height: 122px;
  background: #f3eee8;
  border: 1px solid #d7cabe;
  border-radius: 12px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75);
}
.qr-btn {
  display: inline-block;
  padding: 10px 24px;
  background: #8d9bb0;
  color: #f8f4ef;
  font-weight: 600;
  font-size: 0.82rem;
  border-radius: 11px;
  transition: transform 0.34s cubic-bezier(0.22, 1, 0.36, 1), background 0.34s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.34s cubic-bezier(0.22, 1, 0.36, 1);
  box-shadow: 0 12px 20px rgba(115, 129, 149, 0.18);
}
.qr-btn:hover {
  background: #7b899d;
  color: #fbf7f3;
  transform: translateY(-3px);
  box-shadow: 0 16px 24px rgba(115, 129, 149, 0.24);
}

.install-section {
  padding: 80px 0;
  background: #f8f5f0;
  border-top: 1px solid #ddd0c4;
}
.install-tabs {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 48px;
}
.install-tab {
  padding: 12px 28px;
  border-radius: 12px;
  font-size: 0.86rem;
  font-weight: 600;
  border: 1px solid #d4c7bc;
  color: #847b75;
  cursor: pointer;
  transition: transform 0.34s cubic-bezier(0.22, 1, 0.36, 1), background 0.34s cubic-bezier(0.22, 1, 0.36, 1), color 0.34s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.34s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.34s cubic-bezier(0.22, 1, 0.36, 1);
  background: #f2ece6;
  box-shadow: 0 8px 14px rgba(107, 98, 92, 0.06);
}
.install-tab.active,
.install-tab:hover {
  background: #b7a49d;
  color: #faf6f1;
  border-color: #b7a49d;
  transform: translateY(-2px);
  box-shadow: 0 14px 24px rgba(132, 113, 105, 0.16);
}
.install-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
.install-step { text-align: center; position: relative; }
.install-step:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -15px;
  top: 30px;
  color: #b5aca4;
  font-size: 1.35rem;
}
.step-num {
  width: 68px;
  height: 68px;
  background: #ebe1d8;
  border: 1px solid #cabcb0;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.55rem;
  font-weight: 700;
  color: #7d6e68;
  margin: 0 auto 18px;
  box-shadow: 0 18px 28px rgba(116, 106, 99, 0.10);
}
.install-step h4 {
  font-size: 1.04rem;
  margin-bottom: 9px;
  color: #534c47;
  font-weight: 700;
}
.install-step p { font-size: 0.88rem; color: #817872; line-height: 1.8; }

.app-faq { padding: 88px 0 72px; background: #efeae4; }

.auth-page { min-height: 100vh; display: flex; flex-direction: column; }
.auth-main
 {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 480px;
  min-height: calc(100vh - var(--header-h));
}

.auth-left {
  background: linear-gradient(155deg, #e8e1d8 0%, #dfe3e6 46%, #cdd6df 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 78px 68px 92px;
}
.auth-left::before {
  content: '';
  position: absolute;
  left: -92px; top: -92px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(169, 182, 199, 0.24) 0%, transparent 66%);
  pointer-events: none;
}
.auth-left::after {
  content: '';
  position: absolute;
  right: -76px; bottom: -74px;
  width: 392px; height: 392px;
  background: radial-gradient(circle, rgba(203, 179, 172, 0.22) 0%, transparent 64%);
  pointer-events: none;
}
.auth-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(88, 82, 78, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(88, 82, 78, 0.05) 1px, transparent 1px);
  background-size: 78px 78px;
  pointer-events: none;
}
.auth-left-content { position: relative; z-index: 2; }
.auth-brand { display: flex; align-items: center; gap: 18px; margin-bottom: 56px; }
.auth-brand-logo {
  width: 54px;
  height: 54px;
  background: linear-gradient(135deg, #b6a59f, #8f9db1);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.65rem;
  font-weight: 800;
  color: #fbf7f2;
  box-shadow: 0 16px 30px rgba(120, 111, 106, 0.18);
}
.auth-brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: #5a5350;
  letter-spacing: 0.02em;
}
.auth-headline {
  font-size: clamp(2.25rem, 4vw, 3.55rem);
  font-weight: 700;
  color: #433d39;
  line-height: 1.12;
  margin-bottom: 22px;
  letter-spacing: -0.045em;
  max-width: 11ch;
}
.auth-headline span { color: #8f9db1; }
.auth-sub {
  font-size: 1.05rem;
  color: #6f6761;
  line-height: 1.98;
  margin-bottom: 56px;
  max-width: 500px;
}

.auth-features { display: flex; flex-direction: column; gap: 22px; }
.auth-feature {
  display: flex;
  align-items: center;
  gap: 16px;
  color: #6d6560;
  font-size: 1rem;
}
.auth-feature-dot {
  width: 10px;
  height: 10px;
  background: #b5c0a3;
  border-radius: 3px;
  flex-shrink: 0;
  box-shadow: 4px 4px 0 rgba(143, 157, 177, 0.16);
}

.auth-benefits { display: flex; flex-direction: column; gap: 18px; }
.auth-benefit { display: flex; align-items: flex-start; gap: 16px; }
.auth-benefit-icon {
  width: 42px;
  height: 42px;
  background: #ece4dc;
  border: 1px solid #ccbeb2;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  color: #7b899d;
  box-shadow: 0 12px 22px rgba(118, 108, 102, 0.10);
}
.auth-benefit-text h5 {
  font-size: 0.94rem;
  color: #544d48;
  margin-bottom: 6px;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.auth-benefit-text p {
  font-size: 0.86rem;
  color: #7f756f;
  margin: 0;
  line-height: 1.82;
}

.auth-left-deco { position: absolute; bottom: 40px; left: 68px; right: 68px; z-index: 2; }
.auth-deco-bar { height: 4px; background: linear-gradient(90deg, #b7a49d 0%, #8f9db1 45%, transparent 100%); margin-bottom: 14px; border-radius: 999px; }
.auth-deco-text { font-size: 0.74rem; color: #837a73; letter-spacing: 0.22em; text-transform: uppercase; }

.auth-right {
  background: #f6f2ec;
  border-left: 1px solid #d8cbc0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 54px 46px;
  overflow-y: auto;
}
.auth-form-wrap { width: 100%; max-width: 392px; }
.auth-form-wrap-wide { max-width: 432px; }
.auth-form-header { margin-bottom: 40px; }
.auth-form-header h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 9px;
  color: #47403c;
  letter-spacing: -0.03em;
}
.auth-form-header p {
  font-size: 0.96rem;
  color: #837971;
  line-height: 1.86;
}

.auth-form { display: flex; flex-direction: column; gap: 24px; }
.auth-field { display: flex; flex-direction: column; gap: 9px; }
.auth-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: #655d58;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.auth-input-wrap { position: relative; }
.auth-input {
  width: 100%;
  background: #eee7e0;
  border: 1px solid #d3c6bb;
  color: #4c4541;
  padding: 16px 48px 16px 16px;
  border-radius: 12px;
  font-size: 1rem;
  transition: border-color 0.32s cubic-bezier(0.22, 1, 0.36, 1), background 0.32s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.32s cubic-bezier(0.22, 1, 0.36, 1), transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
  font-family: var(--font);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.62);
}
.auth-input:focus {
  border-color: #aab7c8;
  background: #fbf8f4;
  box-shadow: 0 0 0 4px rgba(170, 183, 200, 0.18), 0 12px 22px rgba(116, 108, 102, 0.08);
  transform: translateY(-1px);
}
.auth-input.valid  { border-color: #8da48c; }
.auth-input.invalid { border-color: #b98a84; }
.auth-input::placeholder { color: #988f88; }
.auth-input-icon {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1rem;
  color: #90867f;
  pointer-events: none;
}
.auth-input-toggle {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: #8f857d;
  font-size: 0.82rem;
  padding: 0;
  transition: color 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}
.auth-input-toggle:hover { color: #6f7e93; }
.auth-field-hint  { font-size: 0.76rem; color: #8d837c; }
.auth-field-error { font-size: 0.76rem; color: #a26a66; display: none; }

.auth-row { display: flex; align-items: center; justify-content: space-between; }
.auth-checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.86rem;
  color: #817771;
}
.auth-checkbox-label input[type="checkbox"] {
  width: 17px;
  height: 17px;
  accent-color: #8f9db1;
  cursor: pointer;
}
.auth-forgot {
  font-size: 0.82rem;
  color: #7d8a9f;
  transition: color 0.28s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}
.auth-forgot:hover {
  opacity: 1;
  color: #66758a;
}

.auth-submit {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, #8f9db1, #7e8a9d);
  color: #fbf7f2;
  font-weight: 700;
  font-size: 1rem;
  border-radius: 13px;
  border: none;
  cursor: pointer;
  transition: transform 0.34s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.34s cubic-bezier(0.22, 1, 0.36, 1), filter 0.34s cubic-bezier(0.22, 1, 0.36, 1);
  font-family: var(--font);
  box-shadow: 0 18px 28px rgba(122, 137, 157, 0.24);
}
.auth-submit:hover {
  filter: saturate(0.92) brightness(0.98);
  transform: translateY(-3px);
  box-shadow: 0 24px 34px rgba(122, 137, 157, 0.30);
}
.auth-submit:active { transform: translateY(0); }

.auth-divider {
  display: flex;
  align-items: center;
  gap: 14px;
  color: #8d837b;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.auth-divider::before,
.auth-divider::after { content: ''; flex: 1; height: 1px; background: #d7cbc0; }

.auth-social { display: flex; gap: 12px; }
.auth-social-btn {
  flex: 1;
  padding: 13px;
  background: #efe8e1;
  border: 1px solid #d5c8bd;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-size: 0.84rem;
  font-weight: 600;
  color: #6b625d;
  cursor: pointer;
  transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.32s cubic-bezier(0.22, 1, 0.36, 1), color 0.32s cubic-bezier(0.22, 1, 0.36, 1), background 0.32s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.32s cubic-bezier(0.22, 1, 0.36, 1);
  font-family: var(--font);
}
.auth-social-btn:hover {
  border-color: #b7aa9f;
  color: #556275;
  background: #f8f3ed;
  transform: translateY(-3px);
  box-shadow: 0 14px 22px rgba(110, 100, 94, 0.10);
}

.auth-switch {
  text-align: center;
  font-size: 0.86rem;
  color: #857b74;
}

.auth-switch a {
  color: #7f8ea3;
  font-weight: 700;
}
.auth-switch a:hover { text-decoration: underline; }

.auth-notice { padding: 12px 16px; border-radius: 12px; font-size: 0.84rem; display: none; line-height: 1.78; }
.auth-notice.error  { background: rgba(185, 138, 132, 0.12); border: 1px solid rgba(185, 138, 132, 0.34); color: #8f5f5b; display: block; }
.auth-notice.success { background: rgba(141, 164, 140, 0.12); border: 1px solid rgba(141, 164, 140, 0.32); color: #657b64; display: block; }

.auth-main-signup { grid-template-columns: 1fr 540px; }

.reg-steps { display: flex; align-items: center; margin-bottom: 36px; }
.reg-step { flex: 1; text-align: center; position: relative; }
.reg-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 14px; right: -50%;
  width: 100%; height: 2px;
  background: #d5c9be;
  z-index: 0;
}
.reg-step.done:not(:last-child)::after,
.reg-step.active:not(:last-child)::after { background: #9eabbf; }
.reg-step-circle {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: #eee7df;
  border: 1px solid #d4c7bc;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.76rem;
  font-weight: 700;
  color: #8b817b;
  margin: 0 auto 8px;
  position: relative;
  z-index: 1;
  transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1), background 0.32s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.32s cubic-bezier(0.22, 1, 0.36, 1), color 0.32s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.32s cubic-bezier(0.22, 1, 0.36, 1);
  box-shadow: 0 10px 16px rgba(111, 101, 95, 0.08);
}
.reg-step.active .reg-step-circle { background: #8f9db1; border-color: #8f9db1; color: #f9f6f2; transform: translateY(-2px); }
.reg-step.done .reg-step-circle { background: #e6ddd4; border-color: #b8a79d; color: #73655e; }
.reg-step-label { font-size: 0.68rem; color: #8a8079; letter-spacing: 0.06em; text-transform: uppercase; }

.reg-step.active .reg-step-label { color: #8f746d; font-weight: 800; letter-spacing: 0.04em; text-transform: uppercase; }

/* 手机号 */
.phone-row { display: flex; gap: 14px; }
.phone-prefix {
  width: 96px;
  flex-shrink: 0;
  background: linear-gradient(180deg, #efebe6 0%, #e6dfd8 100%);
  border: 1px solid #c8beb4;
  color: #6f6861;
  padding: 18px 14px;
  border-radius: 12px;
  font-size: 0.96rem;
  font-family: var(--font);
  font-weight: 600;
  letter-spacing: 0.02em;
  box-shadow: 0 10px 24px rgba(113, 103, 94, 0.12), 0 2px 4px rgba(113, 103, 94, 0.08);
  transition: border-color 0.28s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.28s cubic-bezier(0.22, 1, 0.36, 1), transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), background 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}
.phone-prefix:focus {
  border-color: #a9b4c3;
  box-shadow: 0 0 0 4px rgba(169, 180, 195, 0.18), 0 14px 30px rgba(94, 104, 117, 0.14);
  background: linear-gradient(180deg, #f3f0ec 0%, #e9e3dd 100%);
}
.phone-row .auth-input-wrap { flex: 1; }

/* 验证码 */
.verify-row { display: flex; gap: 14px; }
.verify-row .auth-input-wrap { flex: 1; }
.verify-btn {
  white-space: nowrap;
  padding: 0 22px;
  background: linear-gradient(180deg, #ebe5dd 0%, #e1d9cf 100%);
  border: 1px solid #c7bcb1;
  border-radius: 14px;
  font-size: 0.84rem;
  font-weight: 800;
  color: #7d6e8f;
  cursor: pointer;
  transition: background 0.24s cubic-bezier(0.2, 0.8, 0.2, 1), border-color 0.24s cubic-bezier(0.2, 0.8, 0.2, 1), color 0.24s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.24s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.24s cubic-bezier(0.2, 0.8, 0.2, 1);
  font-family: var(--font);
  box-shadow: 0 12px 22px rgba(109, 100, 118, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}
.verify-btn:hover:not(:disabled) {
  border-color: #a7a98f;
  background: linear-gradient(180deg, #e2e3d7 0%, #d7d8c8 100%);
  color: #6f715d;
  transform: translateY(-3px);
  box-shadow: 0 16px 28px rgba(111, 113, 93, 0.16);
}
.verify-btn:disabled { opacity: 0.5; cursor: not-allowed; color: #9f958c; }

/* 密码强度 */
.pwd-strength { margin-top: 10px; }
.pwd-strength-bar { display: flex; gap: 7px; margin-bottom: 8px; }
.pwd-strength-seg { flex: 1; height: 5px; background: #d8d0c7; border-radius: 10px; transition: background 0.3s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.3s cubic-bezier(0.22, 1, 0.36, 1); }
.pwd-strength-label { font-size: 0.76rem; color: #8f877f; line-height: 1.5; letter-spacing: 0.015em; }

/* 协议 */
.auth-agree {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-size: 0.86rem;
  color: #867d75;
  line-height: 1.95;
}
.auth-agree input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: #9b859a;
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 4px;
}
.auth-agree a { color: #8a97ab; font-weight: 700; }
.auth-agree a:hover { text-decoration: none; color: #6f7d93; }

/* =============================================
   第三十三部分：动画
   ============================================= */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.68s cubic-bezier(0.18, 0.89, 0.32, 1.12) forwards; }

@keyframes pulse-gold {
  0%, 100% { box-shadow: 0 0 0 0 rgba(155, 133, 154, 0.24); }
  50%       { box-shadow: 0 0 0 14px rgba(155, 133, 154, 0); }
}
.pulse { animation: pulse-gold 2.4s infinite; }

/* =============================================
   第三十四部分：全局响应式
   ============================================= */
@media (max-width: 1024px) {
  .grid-4          { grid-template-columns: repeat(2, 1fr); }
  .app-grid        { grid-template-columns: repeat(2, 1fr); }
  .partners-grid   { grid-template-columns: repeat(2, 1fr); }
  .footer-grid     { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-brand    { grid-column: 1 / -1; }
  .footer-contact-inline { flex-direction: row; flex-wrap: wrap; gap: 12px 26px; }
  .grid-main-sidebar { grid-template-columns: 1fr; }
  .sidebar         { display: grid; grid-template-columns: 1fr 1fr; }
  .about-grid      { grid-template-columns: 1fr; gap: 52px; }
  .about-img-wrap  { max-width: 560px; }
  .author-hero-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .author-avatar-wrap { margin: 0 auto; }
  .author-bio { margin-left: auto; margin-right: auto; }
  .author-stats { justify-content: center; gap: 40px; }
  .author-social-row { justify-content: center; }
  .author-tag-row { justify-content: center; }
}

@media (max-width: 900px) {
  .auth-main,
  .auth-main-signup { grid-template-columns: 1fr; }
  .auth-left { display: none; }
  .auth-right { border-left: none; min-height: calc(100vh - 68px); }
}

@media (max-width: 768px) {
  :root {
    --header-h: 68px;
    --section-py: 64px;
    --gap: 24px;
  }
  .section { padding: var(--section-py) 0; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .featured-grid { grid-template-columns: 1fr; }
  .featured-main { grid-row: auto; grid-column: auto; }
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .header-search { display: none; }
  .hero { min-height: 520px; }
  .hero-stats { flex-wrap: wrap; gap: 26px; }
  .post-hero { height: 276px; }
  .post-hero-content { padding: 28px; }
  .sidebar { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; padding: 44px 0 34px; }
  .footer-brand { grid-column: auto; text-align: center; }
  .footer-brand .site-logo { justify-content: center; }
  .footer-brand-text { max-width: 420px; margin-left: auto; margin-right: auto; }
  .footer-contact-inline { justify-content: center; }
  .footer-social { justify-content: center; }
  .footer-col h5 { display: block; text-align: center; border-bottom: none; padding-bottom: 0; margin-bottom: 16px; }
  .footer-col h5::after { content: ''; display: block; width: 36px; height: 3px; background: #8e9bb0; margin: 8px auto 0; border-radius: 999px; }
  .footer-links a { justify-content: center; }
  .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
  .footer-legal { justify-content: center; }
  .form-row { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-btns { flex-direction: column; }
  .share-bar { flex-direction: column; align-items: flex-start; }
  .content-box { padding: 30px 22px; }
  .about-img-badge { width: 88px; height: 88px; font-size: 1.04rem; bottom: -16px; right: -16px; }
  .app-mockup-grid { grid-template-columns: 1fr; gap: 44px; }
  .qr-grid { grid-template-columns: 1fr; }
  .install-steps { grid-template-columns: repeat(2, 1fr); }
  .install-step:nth-child(2)::after { display: none; }
  .app-hero-stats { gap: 30px; }
  .phone-visual { gap: 18px; }
  .phone-frame { width: 144px; }
  .phone-frame.large { width: 170px; }
  .auth-right { padding: 40px 26px; }
  .post-nav-grid { grid-template-columns: 1fr; }
  .post-nav-next { text-align: left; }
  .author-hero { padding: 52px 0 46px; }
  .author-avatar-wrap { width: 164px; height: 164px; }
  .author-avatar-placeholder { font-size: 3.6rem; }
  .author-verified-badge { width: 40px; height: 40px; font-size: 1.08rem; }
  .author-stats { gap: 26px; padding: 20px 0; }
  .author-stat-num { font-size: 1.58rem; }
  .author-stat-label { font-size: 0.76rem; }
  .author-social-link { padding: 8px 12px; font-size: 0.8rem; }
  .author-social-text { display: none; }
  .author-box { flex-direction: column; text-align: center; }
  .author-box-avatar { margin: 0 auto; }
  .rating-overview { grid-template-columns: 1fr; gap: 26px; padding: 28px; }
  .rating-score { border-right: none; border-bottom: 1px solid #d2c8be; padding: 0 0 24px; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .milestone-timeline::before { left: 34px; }
  .milestone-item,
  .milestone-item.right { width: 100%; left: 0; padding-left: 72px; padding-right: 22px; text-align: left; }
  .milestone-item.left .milestone-year,
  .milestone-item.right .milestone-year { left: 0; right: auto; width: 62px; height: 62px; font-size: 1rem; }
}

@media (max-width: 480px) {
  .container { padding: 0 20px; }
  h1 { font-size: 1.92rem; }
  .app-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .app-card { padding: 24px 16px; }
  .error-code { font-size: 5.8rem; }
  .search-form-large { flex-direction: column; }
  .install-steps { grid-template-columns: 1fr; }
  .install-step::after { display: none !important; }
  .cta-banner { padding: 58px 0; }
  .cta-btns { flex-direction: column; align-items: stretch; max-width: 308px; margin: 0 auto; }
  .partners-grid { grid-template-columns: 1fr; }
}