/* roulang page: index */
:root {
  --bg-deep: #0C1D19;
  --bg-card: #142921;
  --bg-elevated: #1B362C;
  --border: #29483C;
  --primary: #B7F04B;
  --primary-hover: #C9FA63;
  --secondary: #FFB45C;
  --danger: #FF6B6B;
  --text-hi: #F0F6F1;
  --text-mid: #B8CBBF;
  --text-low: #7A9A8B;
  --glow: rgba(183,240,75,0.35);
  --radius-card: 16px;
  --radius-btn: 12px;
  --radius-pill: 100px;
  --shadow-card: 0 4px 16px rgba(0,0,0,0.25);
  --shadow-hover: 0 12px 32px rgba(0,0,0,0.45), 0 0 0 1px var(--primary);
  --container-max: 1220px;
  --space-section-desktop: 96px;
  --space-section-tablet: 72px;
  --space-section-mobile: 56px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg-deep);
  color: var(--text-hi);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: var(--text-hi);
  text-decoration: none;
  transition: color 0.25s ease;
}

a:hover {
  color: var(--primary);
}

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

input {
  font-family: inherit;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-hi);
  padding: 10px 14px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--glow);
}

input::placeholder {
  color: var(--text-low);
}

:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
  box-shadow: 0 0 0 4px var(--glow);
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

section {
  padding: var(--space-section-desktop) 0;
}

.section-header {
  margin-bottom: 40px;
}

.section-header .tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 14px;
}

.section-header h2 {
  font-size: 32px;
  font-weight: 750;
  line-height: 1.3;
  letter-spacing: -0.3px;
}

.section-header .desc {
  margin-top: 12px;
  max-width: 640px;
  color: var(--text-mid);
  font-size: 15px;
  line-height: 1.75;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 700;
  padding: 0 28px;
  height: 50px;
  line-height: 1;
  transition: background 0.25s, box-shadow 0.25s, transform 0.1s, border-color 0.25s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #0C1D19;
  box-shadow: 0 4px 20px var(--glow);
}

.btn-primary:hover {
  background: var(--primary-hover);
  color: #0C1D19;
  box-shadow: 0 6px 28px rgba(183,240,75,0.5);
}

.btn-primary:active {
  filter: brightness(0.95);
  transform: translateY(1px) scale(0.99);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-hi);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 0 1px rgba(183,240,75,0.2);
}

.btn-outline:active {
  transform: translateY(1px) scale(0.99);
}

.btn-sm {
  height: 40px;
  padding: 0 20px;
  font-size: 14px;
  border-radius: 10px;
}

/* ===== 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding-top: 16px;
  transition: background 0.3s, box-shadow 0.3s;
}

.site-header.scrolled {
  background: rgba(12, 29, 25, 0.92);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
}

.nav-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 18px;
  box-shadow: var(--shadow-card);
  transition: background 0.3s;
}

.site-header.scrolled .nav-panel {
  background: var(--bg-card);
  border-radius: 0 0 16px 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  background: var(--primary);
  border-radius: 10px;
  color: var(--bg-deep);
  flex-shrink: 0;
  box-shadow: 0 0 16px var(--glow);
}

.logo-mark span {
  font-size: 18px;
  font-weight: 900;
  line-height: 1;
  font-family: Georgia, serif;
}

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

.logo-text strong {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-hi);
  letter-spacing: 0.2px;
}

.logo-text small {
  font-size: 11px;
  color: var(--primary);
  letter-spacing: 0.8px;
  font-weight: 600;
}

.nav-cards {
  display: flex;
  gap: 8px;
  flex: 1;
  justify-content: center;
  flex-wrap: wrap;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-mid);
  transition: background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s;
}

.nav-item svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.nav-item:hover {
  background: var(--bg-elevated);
  border-color: var(--primary);
  color: var(--text-hi);
  box-shadow: 0 0 12px rgba(183,240,75,0.12);
}

.nav-item.active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--bg-deep);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-card);
  justify-content: center;
  align-items: center;
  gap: 5px;
  flex-direction: column;
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  display: block;
  transition: transform 0.25s, opacity 0.25s;
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.drawer {
  display: none;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  margin-top: 8px;
  padding: 16px;
  box-shadow: var(--shadow-card);
}

.drawer.open {
  display: block;
}

.drawer-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.drawer-grid .nav-item {
  justify-content: flex-start;
}

.drawer-cta {
  margin-top: 14px;
  width: 100%;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 96px 0;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12,29,25,0.85), rgba(12,29,25,0.6)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  z-index: -2;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(183,240,75,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(183,240,75,0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  z-index: -1;
}

.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(183,240,75,0.12) 0%, transparent 60%);
  top: -120px;
  right: -180px;
  z-index: -1;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(20, 41, 33, 0.7);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.4px;
  margin-bottom: 20px;
}

.hero-tag i {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  display: inline-block;
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--glow); }
  50% { opacity: 0.6; box-shadow: 0 0 0 6px transparent; }
}

.hero h1 {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin-bottom: 22px;
  max-width: 600px;
}

.hero-sub {
  font-size: 16px;
  color: var(--text-mid);
  line-height: 1.85;
  max-width: 540px;
  margin-bottom: 32px;
}

.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-panel {
  background: rgba(27, 54, 44, 0.92);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow-card);
  padding: 24px;
  backdrop-filter: none;
}

.hero-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.hero-panel-header .live-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(183,240,75,0.12);
  border: 1px solid rgba(183,240,75,0.3);
  border-radius: var(--radius-pill);
  padding: 4px 14px;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
}

.hero-panel-header .live-badge i {
  width: 7px;
  height: 7px;
  background: var(--primary);
  border-radius: 50%;
  display: inline-block;
  animation: pulse 1.4s infinite;
}

.hero-panel-header span {
  font-size: 12px;
  color: var(--text-low);
}

.hot-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hot-item {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 12px 10px;
  border-radius: 12px;
  transition: background 0.2s;
}

.hot-item:hover {
  background: var(--bg-card);
}

.hot-rank {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-low);
  font-variant-numeric: tabular-nums;
  text-align: center;
}

.hot-item:first-child .hot-rank {
  color: var(--secondary);
}

.hot-item:nth-child(2) .hot-rank {
  color: var(--primary);
}

.hot-info {
  min-width: 0;
}

.hot-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-hi);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hot-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}

.hot-bar {
  flex: 1;
  max-width: 130px;
  height: 4px;
  background: var(--bg-deep);
  border-radius: 4px;
  overflow: hidden;
}

.hot-bar i {
  display: block;
  height: 100%;
  background: var(--primary);
  border-radius: 4px;
}

.hot-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-low);
  background: var(--bg-deep);
  border-radius: 100px;
  padding: 2px 8px;
}

.hot-val {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-mid);
  font-variant-numeric: tabular-nums;
}

/* ===== 痛点 ===== */
.pain {
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.pain-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 56px;
  align-items: center;
}

.pain-intro h2 {
  font-size: 32px;
  font-weight: 750;
  line-height: 1.35;
}

.pain-intro .tag {
  display: inline-flex;
  align-items: center;
  background: rgba(255,107,107,0.12);
  border: 1px solid rgba(255,107,107,0.3);
  border-radius: var(--radius-pill);
  padding: 5px 14px;
  font-size: 12px;
  font-weight: 600;
  color: var(--danger);
  margin-bottom: 14px;
  letter-spacing: 0.6px;
}

.pain-intro p {
  color: var(--text-mid);
  margin-top: 14px;
  font-size: 15px;
}

.pain-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pain-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 22px;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}

.pain-item:hover {
  transform: translateY(-2px);
  border-color: rgba(255,107,107,0.4);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.pain-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--danger);
  box-shadow: 0 0 12px rgba(255,107,107,0.5);
  margin-top: 10px;
  flex-shrink: 0;
}

.pain-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}

.pain-item p {
  color: var(--text-mid);
  font-size: 14px;
  line-height: 1.7;
}

/* ===== 解决方案 ===== */
.solutions {
  background: var(--bg-deep);
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
  display: flex;
  flex-direction: column;
}

.solution-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-hover);
}

.solution-cover {
  position: relative;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--bg-elevated), var(--bg-deep));
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.solution-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
  opacity: 0.75;
  transition: opacity 0.3s, transform 0.5s;
}

.solution-card:hover .solution-cover img {
  opacity: 0.9;
  transform: scale(1.04);
}

.cover-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 44px;
  font-weight: 900;
  color: rgba(183,240,75,0.12);
  letter-spacing: 4px;
  background: linear-gradient(135deg, #1B362C, #142921);
}

.solution-icon {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--bg-deep);
  border: 1px solid rgba(183,240,75,0.3);
  display: grid;
  place-items: center;
  margin: 16px 18px 4px;
  color: var(--primary);
  z-index: 1;
}

.solution-icon svg {
  width: 20px;
  height: 20px;
}

.solution-card h3 {
  font-size: 18px;
  font-weight: 700;
  padding: 0 18px;
  margin-bottom: 6px;
}

.solution-card p {
  padding: 0 18px;
  color: var(--text-mid);
  font-size: 14px;
  line-height: 1.7;
  flex: 1;
}

.solution-link {
  padding: 12px 18px 18px;
}

.solution-link a {
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.solution-link a:hover {
  color: var(--primary-hover);
  text-decoration: underline;
}

/* ===== 成果 ===== */
.results {
  background: linear-gradient(180deg, var(--bg-deep), var(--bg-card));
  border-top: 1px solid var(--border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 24px;
  text-align: left;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.stat-card:hover {
  border-color: rgba(183,240,75,0.4);
  box-shadow: 0 0 24px rgba(183,240,75,0.08);
}

.stat-card .num {
  font-size: 44px;
  font-weight: 900;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
  letter-spacing: -1px;
}

.stat-card .num small {
  font-size: 18px;
  font-weight: 800;
  color: var(--secondary);
  margin-left: 2px;
}

.stat-card h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-hi);
  margin-top: 10px;
}

.stat-card p {
  font-size: 13px;
  color: var(--text-low);
  margin-top: 4px;
  line-height: 1.6;
}

.rank-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px;
  box-shadow: var(--shadow-card);
}

.rank-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.rank-panel-header h3 {
  font-size: 22px;
  font-weight: 750;
}

.rank-panel-header .hint {
  font-size: 13px;
  color: var(--text-low);
  display: flex;
  align-items: center;
  gap: 8px;
}

.rank-panel-header .hint i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--primary);
  display: inline-block;
}

.rank-table {
  display: flex;
  flex-direction: column;
}

.rank-row {
  display: grid;
  grid-template-columns: 56px 120px 1fr 96px 80px;
  gap: 16px;
  align-items: center;
  padding: 14px 12px;
  border-radius: 12px;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
}

.rank-row:last-child {
  border-bottom: none;
}

.rank-row:hover {
  background: var(--bg-card);
}

.rank-no {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-low);
  font-variant-numeric: tabular-nums;
}

.rank-row:nth-child(1) .rank-no {
  color: var(--secondary);
}

.rank-row:nth-child(2) .rank-no {
  color: var(--primary);
}

.rank-name {
  font-size: 15px;
  font-weight: 600;
}

.rank-bar {
  height: 6px;
  background: var(--bg-deep);
  border-radius: 6px;
  overflow: hidden;
}

.rank-bar i {
  display: block;
  height: 100%;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--primary), var(--primary-hover));
}

.rank-trend {
  font-size: 13px;
  color: var(--text-mid);
  display: flex;
  align-items: center;
  gap: 4px;
}

.rank-trend.up {
  color: var(--primary);
}

.rank-trend.down {
  color: var(--danger);
}

.rank-val {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-hi);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

/* ===== 最新动态 ===== */
.news {
  background: var(--bg-deep);
}

.news-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: start;
}

.news-list {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 8px 20px;
}

.news-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 4px;
  border-bottom: 1px solid var(--border);
}

.news-item:last-child {
  border-bottom: none;
}

.news-item a {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-hi);
  flex: 1;
  line-height: 1.4;
  transition: color 0.2s;
}

.news-item a:hover {
  color: var(--primary);
}

.news-time {
  font-size: 13px;
  color: var(--text-low);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.news-status {
  font-size: 12px;
  font-weight: 600;
  border-radius: 100px;
  padding: 3px 10px;
  white-space: nowrap;
}

.news-status.live {
  background: rgba(183,240,75,0.14);
  color: var(--primary);
  border: 1px solid rgba(183,240,75,0.25);
}

.news-status.done {
  background: rgba(255,180,92,0.12);
  color: var(--secondary);
  border: 1px solid rgba(255,180,92,0.25);
}

.news-status.pin {
  background: var(--bg-elevated);
  color: var(--text-mid);
  border: 1px solid var(--border);
}

.news-recommend {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
}

.news-recommend h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.news-recommend h3::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 2px;
  display: inline-block;
  box-shadow: 0 0 8px var(--glow);
}

.recommend-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.recommend-links a {
  padding: 10px 8px;
  border-radius: 10px;
  font-size: 14px;
  color: var(--text-mid);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.2s, color 0.2s;
}

.recommend-links a:hover {
  background: var(--bg-elevated);
  color: var(--primary);
}

.recommend-links a span {
  font-size: 12px;
  color: var(--text-low);
  font-variant-numeric: tabular-nums;
}

/* ===== 用户评价 ===== */
.praise {
  background: linear-gradient(180deg, var(--bg-card), var(--bg-deep));
  border-top: 1px solid var(--border);
}

.praise-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.praise-score {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px 24px;
}

.praise-score .big-score {
  font-size: 40px;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.praise-score .score-meta {
  font-size: 13px;
  color: var(--text-mid);
  line-height: 1.6;
}

.praise-score .stars {
  color: var(--secondary);
  font-size: 14px;
  letter-spacing: 2px;
}

.praise-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.praise-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.praise-card:hover {
  transform: translateY(-4px);
  border-color: rgba(183,240,75,0.35);
  box-shadow: 0 12px 28px rgba(0,0,0,0.35);
}

.praise-quote-mark {
  font-size: 36px;
  line-height: 1;
  color: var(--primary);
  font-family: Georgia, serif;
  height: 24px;
}

.praise-card blockquote {
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.8;
  flex: 1;
}

.praise-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.praise-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 16px;
  font-weight: 800;
  color: var(--bg-deep);
  flex-shrink: 0;
}

.praise-user-info {
  flex: 1;
  min-width: 0;
}

.praise-user-info strong {
  font-size: 14px;
  font-weight: 700;
  display: block;
}

.praise-user-info span {
  font-size: 12px;
  color: var(--text-low);
}

.praise-stars {
  color: var(--secondary);
  font-size: 13px;
  letter-spacing: 1px;
  flex-shrink: 0;
}

/* ===== CTA ===== */
.cta-band {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  padding: 72px 56px;
  text-align: center;
  border: 1px solid rgba(183,240,75,0.25);
}

.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(12,29,25,0.88), rgba(27,54,44,0.78)), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  z-index: -2;
}

.cta-band::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 100%, rgba(183,240,75,0.15) 0%, transparent 40%),
    radial-gradient(circle at 80% 0%, rgba(255,180,92,0.1) 0%, transparent 40%);
  z-index: -1;
  pointer-events: none;
}

.cta-live-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(183,240,75,0.12);
  border: 1px solid rgba(183,240,75,0.4);
  border-radius: var(--radius-pill);
  padding: 6px 18px;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.6px;
  margin-bottom: 20px;
}

.cta-live-tag i {
  width: 7px;
  height: 7px;
  background: var(--primary);
  border-radius: 50%;
  display: inline-block;
  animation: pulse 1.4s infinite;
}

.cta-band h2 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.3px;
  margin-bottom: 12px;
}

.cta-band p {
  color: var(--text-mid);
  font-size: 16px;
  max-width: 560px;
  margin: 0 auto 32px;
}

.cta-band .btn {
  margin: 0 auto;
}

/* ===== FAQ ===== */
.faq {
  background: var(--bg-deep);
}

.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.faq-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

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

.faq-item:last-child {
  border-bottom: none;
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px;
  background: none;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-hi);
  transition: background 0.2s;
}

.faq-q:hover {
  background: var(--bg-elevated);
}

.faq-icon {
  width: 24px;
  height: 24px;
  position: relative;
  flex-shrink: 0;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--primary);
  border-radius: 2px;
  transition: transform 0.35s ease;
}

.faq-icon::before {
  width: 14px;
  height: 2px;
  top: 11px;
  left: 5px;
}

.faq-icon::after {
  width: 2px;
  height: 14px;
  top: 5px;
  left: 11px;
}

.faq-item.open .faq-icon::after {
  transform: rotate(90deg);
  opacity: 0;
}

.faq-item.open .faq-icon::before {
  transform: rotate(180deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  padding: 0 24px;
}

.faq-item.open .faq-a {
  max-height: 500px;
  padding: 0 24px 22px;
}

.faq-a p {
  color: var(--text-mid);
  font-size: 15px;
  line-height: 1.8;
  border-left: 2px solid var(--primary);
  padding-left: 16px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: #08140F;
  border-top: 1px solid var(--border);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr 0.9fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  color: var(--text-mid);
  font-size: 14px;
  line-height: 1.8;
  margin-top: 12px;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-hi);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  color: var(--text-mid);
  font-size: 14px;
}

.footer-col a:hover {
  color: var(--primary);
}

.footer-subscribe {
  margin-top: 8px;
}

.footer-subscribe form {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}

.footer-subscribe input {
  flex: 1;
  border-radius: 10px;
  background: var(--bg-deep);
}

.footer-subscribe .btn {
  height: 42px;
  padding: 0 18px;
  font-size: 13px;
  border-radius: 10px;
  flex-shrink: 0;
}

.subscribe-tip {
  font-size: 13px;
  color: var(--text-low);
  margin-top: 10px;
  line-height: 1.6;
}

.subscribe-tip.success {
  color: var(--primary);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: var(--text-low);
}

.footer-bottom a {
  color: var(--text-low);
}

.footer-bottom a:hover {
  color: var(--primary);
}

/* ===== 响应式 ===== */
@media (max-width: 1023px) {
  section {
    padding: var(--space-section-tablet) 0;
  }

  .nav-cards {
    display: none;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .nav-panel .btn-sm {
    display: none;
  }

  .drawer {
    display: none;
  }

  .drawer.open {
    display: block;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero h1 {
    font-size: 40px;
  }

  .pain-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

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

  .rank-row {
    grid-template-columns: 40px 100px 1fr 72px;
  }

  .rank-val {
    display: none;
  }

  .news-grid {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 767px) {
  section {
    padding: var(--space-section-mobile) 0;
  }

  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .section-header h2 {
    font-size: 26px;
  }

  .section-header .desc {
    font-size: 14px;
  }

  .nav-panel {
    padding: 10px 14px;
    gap: 10px;
  }

  .logo-text strong {
    font-size: 14px;
    white-space: nowrap;
  }

  .logo-text small {
    font-size: 10px;
  }

  .hero {
    padding: 72px 0;
  }

  .hero h1 {
    font-size: 32px;
    line-height: 1.2;
  }

  .hero-sub {
    font-size: 15px;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-ctas .btn {
    width: 100%;
  }

  .hero-panel {
    padding: 18px;
  }

  .hot-title {
    font-size: 13px;
  }

  .pain-item {
    padding: 16px;
  }

  .pain-item h3 {
    font-size: 16px;
  }

  .solution-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .rank-panel {
    padding: 16px;
  }

  .rank-row {
    grid-template-columns: 32px 88px 1fr;
    gap: 10px;
    padding: 12px 8px;
  }

  .rank-trend {
    display: none;
  }

  .rank-bar {
    max-width: 100%;
  }

  .praise-grid {
    grid-template-columns: 1fr;
  }

  .praise-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .news-item {
    flex-wrap: wrap;
    gap: 8px;
  }

  .news-item a {
    width: 100%;
    order: -1;
  }

  .news-time {
    font-size: 12px;
  }

  .cta-band {
    padding: 48px 24px;
    border-radius: 16px;
  }

  .cta-band h2 {
    font-size: 26px;
  }

  .cta-band p {
    font-size: 15px;
  }

  .faq-q {
    padding: 18px 16px;
    font-size: 15px;
  }

  .faq-a {
    padding: 0 16px;
  }

  .faq-item.open .faq-a {
    padding: 0 16px 18px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-subscribe form {
    flex-direction: column;
  }

  .footer-subscribe .btn {
    width: 100%;
  }
}

@media (max-width: 380px) {
  .hero h1 {
    font-size: 28px;
  }

  .btn {
    padding: 0 20px;
  }

  .logo-text small {
    display: none;
  }
}