/* ==========================================================================
   翼程教育官网 - 与原站 yichengjiaoyu.net 1:1 视觉对齐
   深色 hero / 白色与浅灰版块交替 / Tailwind 风格数值
   ========================================================================== */

:root {
  --bg-base: #f8fafc;        /* slate-50 页面底色 */
  --bg-deep: #0f172a;        /* slate-900 深色区（hero/成考面板/统计/资质/footer） */
  --bg-deep-2: #020617;      /* slate-950 */
  --bg-panel: #ffffff;
  --bg-card: #ffffff;
  --bg-soft: #f1f5f9;        /* slate-100 */
  --bg-slate-50: #f8fafc;
  --line: #e2e8f0;           /* slate-200 */
  --line-soft: #f1f5f9;      /* slate-100 */
  --line-deep: rgba(255, 255, 255, 0.1);

  --text-hi: #0f172a;        /* slate-900 */
  --text-mid: #475569;       /* slate-600 */
  --text-low: #64748b;       /* slate-500 */
  --text-faint: #94a3b8;     /* slate-400 */

  --amber: #f59e0b;
  --amber-2: #fbbf24;
  --orange: #f97316;
  --orange-deep: #ea580c;
  --blue: #2563eb;           /* blue-600 */
  --blue-2: #3b82f6;         /* blue-500 */
  --blue-100: #dbeafe;
  --blue-50: #eff6ff;
  --blue-200: #bfdbfe;
  --blue-700: #1d4ed8;
  --emerald-50: #ecfdf5;
  --emerald-100: #d1fae5;
  --emerald-500: #10b981;
  --emerald-700: #047857;

  --radius: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --shadow-card: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 45px rgba(15, 23, 42, 0.12);
  --font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-base);
  color: var(--text-hi);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, select { font-family: inherit; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

::selection { background: rgba(37, 99, 235, 0.18); color: var(--text-hi); }

/* ==========================================================================
   头部导航（fixed 白底半透明，同原站 bg-white/95 backdrop-blur）
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  transition: box-shadow 0.3s;
}
.site-header.scrolled { box-shadow: 0 6px 20px rgba(15, 23, 42, 0.08); }

.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 60px;
}

.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-logo-img { width: 36px; height: 40px; object-fit: contain; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text b { font-size: 19px; font-weight: 700; color: var(--text-hi); letter-spacing: 0.5px; }
.brand-text i {
  font-style: normal;
  font-size: 10px;
  font-weight: 500;
  color: var(--text-low);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-top: 2px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}
.main-nav a {
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-mid);
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}
.main-nav a:hover { color: var(--amber); background: rgba(245, 158, 11, 0.06); }
.main-nav a.active { color: var(--amber); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: var(--bg-soft);
  border: none;
  border-radius: 8px;
  padding: 8px;
}
.nav-toggle span { display: block; height: 2px; background: var(--text-hi); border-radius: 2px; transition: 0.3s; }
.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); }

/* ==========================================================================
   首屏 Hero（深色 slate-900，对齐原站：科技装饰 + 左侧文案/统计/横幅 + 右侧攻略卡）
   ========================================================================== */
.hero {
  position: relative;
  padding: 130px 0 80px;
  background: var(--bg-deep);
  overflow: hidden;
}
/* 蓝色角光 */
.hero-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(600px at 0px 0px, rgba(59, 130, 246, 0.08), transparent 80%);
}
/* 科技点阵（近似原站 canvas 点线） */
.hero-spots {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image: radial-gradient(rgba(148, 163, 184, 0.14) 1px, transparent 1px);
  background-size: 26px 26px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.2));
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.2));
}
/* 旋转圆环装饰 */
.hero-orbs { position: absolute; inset: 0; pointer-events: none; opacity: 0.3; }
.orb { position: absolute; border-radius: 50%; }
.orb-blue {
  right: -10%; top: -10%;
  width: 120%; height: 120%;
  border: 1px solid rgba(59, 130, 246, 0.2);
  box-shadow: inset 0 0 100px rgba(59, 130, 246, 0.1);
  animation: orb-spin 120s linear infinite;
}
.orb-amber {
  right: 5%; top: 10%;
  width: 90%; height: 90%;
  border: 1px dashed rgba(245, 158, 11, 0.2);
  animation: orb-spin 90s linear infinite reverse;
}
@keyframes orb-spin { to { transform: rotate(360deg); } }

/* 右上角竖排时间轴（桌面装饰） */
.hero-side-timeline {
  position: absolute;
  top: 20%;
  right: 15%;
  display: none;
  flex-direction: column;
  align-items: flex-end;
  gap: 48px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.6);
  pointer-events: none;
  z-index: 5;
}
.hero-side-timeline div { display: flex; align-items: center; gap: 16px; text-align: right; }
.hero-side-timeline i {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.8);
  flex-shrink: 0;
}
.hero-side-timeline div:nth-child(2) i,
.hero-side-timeline div:nth-child(4) i {
  background: var(--blue-2);
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.8);
}

.hero-grid {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 416px);
  gap: 48px;
  align-items: center;
}

/* 左侧 */
.hero-main { min-width: 0; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  padding: 8px 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.05);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.35px;
  color: rgb(226, 232, 240);
}
.badge-icon {
  width: 16px; height: 16px;
  background: #34d399;
  -webkit-mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z'/%3E%3Cpath d='m9 12 2 2 4-4'/%3E%3C/svg%3E") center / 16px no-repeat;
  mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z'/%3E%3Cpath d='m9 12 2 2 4-4'/%3E%3C/svg%3E") center / 16px no-repeat;
  flex-shrink: 0;
}
.hero-main h1 {
  font-size: clamp(34px, 4.5vw, 58px);
  font-weight: 700;
  line-height: 1.08;
  color: #fff;
  letter-spacing: -0.9px;
  margin-bottom: 18px;
}
.hero-main h1 span { display: block; }
.hero-main h1 .grad {
  margin-top: 8px;
  background: linear-gradient(90deg, #fcd34d, #fbbf24 45%, #f97316);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero-desc {
  margin-bottom: 26px;
  max-width: 620px;
  font-size: 17px;
  line-height: 1.8;
  color: rgb(148, 163, 184);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  max-width: 660px;
  margin-bottom: 26px;
}
.hero-stats li {
  padding: 16px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  box-shadow: 0 0 20px rgba(15, 23, 42, 0.22);
}
.hero-stats li b {
  display: block;
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 4px;
  white-space: nowrap;
}
.hero-stats li span { display: block; font-size: 13px; color: rgb(203, 213, 225); }

/* 时间轴横幅（桌面/平板显示） */
.hero-timeline-banner {
  display: none;
  align-items: flex-start;
  gap: 10px;
  max-width: 660px;
  padding: 16px 20px;
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 16px;
  background: linear-gradient(90deg, rgba(245, 158, 11, 0.2), rgba(249, 115, 22, 0.1));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.15);
}
.hero-timeline-banner b { display: block; font-size: 14px; font-weight: 700; color: rgb(254, 243, 199); }
.hero-timeline-banner i { display: block; margin-top: 2px; font-size: 12px; font-style: normal; color: rgba(253, 230, 138, 0.7); }
.banner-icon {
  width: 20px; height: 20px;
  background: var(--amber);
  -webkit-mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M8 2v4'/%3E%3Cpath d='M16 2v4'/%3E%3Crect width='18' height='18' x='3' y='4' rx='2'/%3E%3Cpath d='M3 10h18'/%3E%3C/svg%3E") center / 20px no-repeat;
  mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M8 2v4'/%3E%3Cpath d='M16 2v4'/%3E%3Crect width='18' height='18' x='3' y='4' rx='2'/%3E%3Cpath d='M3 10h18'/%3E%3C/svg%3E") center / 20px no-repeat;
  flex-shrink: 0;
  margin-top: 1px;
}

/* 右侧攻略主卡（对齐原站 hero-card：渐变顶条 + 白字标题 + 单列表单） */
.hero-card {
  position: relative;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 28px;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}
.hero-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, #fbbf24, #f97316, #ef4444);
}
.hero-card h3 {
  position: relative;
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 22px;
}

.lead-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 0;
}
.lead-form select,
.lead-form input[type="tel"] {
  width: 100%;
  height: 52px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-size: 15.5px;
  outline: none;
  transition: box-shadow 0.2s, border-color 0.2s;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23ffffff' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 18px center;
}
.lead-form select option { color: var(--text-hi); background: #fff; }
.lead-form input::placeholder { color: rgb(148, 163, 184); }
.lead-form select:focus,
.lead-form input[type="tel"]:focus {
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.35);
  border-color: rgba(251, 191, 36, 0.5);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 54px;
  padding: 0 32px;
  font-size: 16.5px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(to right, #f59e0b, #ea580c);
  border: 1px solid rgba(251, 191, 36, 0.5);
  border-radius: 16px;
  box-shadow: 0 12px 28px rgba(245, 158, 11, 0.35);
  transition: transform 0.2s, box-shadow 0.2s, filter 0.2s;
  white-space: nowrap;
}
.btn-primary:hover { transform: translateY(-2px); filter: brightness(1.05); box-shadow: 0 16px 34px rgba(245, 158, 11, 0.45); }
.btn-sm { height: 48px; padding: 0 26px; font-size: 15px; border-radius: 12px; margin-top: 20px; }

/* 攻略卡提交按钮：全宽 + 箭头 */
.hero-submit { width: 100%; height: 56px; margin-top: 6px; }
.hero-submit svg { margin-left: 4px; flex-shrink: 0; }

/* 移动端电话快捷按钮（原站 md:hidden） */
.hero-tel-row {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
}

.form-privacy { display: flex; align-items: center; gap: 6px; font-size: 12px; color: rgb(148, 163, 184); margin-top: 14px; }
.form-privacy::before {
  content: "✓";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  font-size: 10px;
  flex-shrink: 0;
}
.form-result { text-align: center; font-size: 14px; margin-top: 10px; min-height: 22px; color: #34d399; }
.form-result.error { color: #fca5a5; }

/* 移动端时间轴卡（原站 md:hidden） */
.hero-mobile-timeline {
  display: none;
  margin-top: 24px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  box-shadow: 0 0 40px rgba(15, 23, 42, 0.35);
}
.mt-title {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 12px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: rgba(252, 211, 77, 0.8);
}
.mt-icon {
  width: 14px; height: 14px;
  background: rgba(252, 211, 77, 0.8);
  -webkit-mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M8 2v4'/%3E%3Cpath d='M16 2v4'/%3E%3Crect width='18' height='18' x='3' y='4' rx='2'/%3E%3Cpath d='M3 10h18'/%3E%3C/svg%3E") center / 14px no-repeat;
  mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M8 2v4'/%3E%3Cpath d='M16 2v4'/%3E%3Crect width='18' height='18' x='3' y='4' rx='2'/%3E%3Cpath d='M3 10h18'/%3E%3C/svg%3E") center / 14px no-repeat;
  flex-shrink: 0;
}
.mt-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: rgba(2, 6, 23, 0.3);
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
}
.mt-row + .mt-row { margin-top: 8px; }
.mt-row i {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.8);
  flex-shrink: 0;
}

/* 响应式：768+ 显示右侧时间轴装饰与横幅；767- 显示移动时间轴卡与电话按钮 */
@media (min-width: 768px) and (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-card { max-width: 560px; }
  .hero-side-timeline { display: flex; }
  .hero-timeline-banner { display: inline-flex; }
  .hero-mobile-timeline { display: none; }
}
@media (min-width: 1025px) {
  .hero-timeline-banner { display: inline-flex; }
  .hero-side-timeline { display: flex; }
  .hero-mobile-timeline { display: none; }
}
@media (max-width: 767px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-side-timeline { display: none; }
  .hero-timeline-banner { display: none; }
  .hero-mobile-timeline { display: block; }
  .hero-card { padding: 22px; border-radius: 24px; }
  .hero-card h3 { font-size: 19px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stats li b { font-size: 20px; }
  .hero-tel-row { display: flex; }
}

/* ==========================================================================
   通用版块
   ========================================================================== */
section { padding: 96px 0; }

.section-head { text-align: center; margin-bottom: 60px; }
.section-head h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--text-hi);
  letter-spacing: -0.3px;
}
.section-head p { margin-top: 10px; color: var(--text-low); font-size: 16px; }
.section-head .section-sub { max-width: 720px; margin: 12px auto 0; color: var(--text-mid); }

.more-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 26px;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 700;
  color: var(--blue);
  background: #fff;
  border: 1px solid var(--blue-200);
  border-radius: 999px;
  transition: all 0.25s;
}
.more-link:hover { background: var(--blue-50); border-color: var(--blue-100); color: var(--blue-700); }

/* ==========================================================================
   人群画像 #persona
   ========================================================================== */
.persona { background: #fff; }
.persona-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 34px;
}
.persona-tab {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 22px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-mid);
  background: #eef2f7;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.25s;
}
.persona-tab-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.persona-tab:hover { background: var(--blue-50); color: var(--blue); }
.persona-tab.active {
  color: #fff;
  background: var(--blue);
  border-color: transparent;
  box-shadow: 0 8px 22px rgba(37, 99, 235, 0.32);
}

.persona-panels { position: relative; }
.persona-panel {
  display: none;
  padding: 44px 48px;
  background: linear-gradient(135deg, #eef3ff 0%, #f5f9ff 46%, #ffffff 100%);
  border: 1px solid #e6eefc;
  border-radius: 28px;
  box-shadow: 0 20px 45px rgba(37, 99, 235, 0.08);
}
.persona-panel.active {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
  animation: fadeUp 0.35s ease;
}
.persona-panel-main { min-width: 0; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.persona-tag {
  display: inline-block;
  padding: 5px 14px;
  font-size: 14px;
  font-weight: 700;
  color: #b45309;
  background: #fef3c7;
  border-radius: 8px;
  margin-bottom: 18px;
}
.persona-panel h3 { font-size: 28px; font-weight: 800; color: var(--text-hi); margin-bottom: 14px; letter-spacing: 0.5px; }
.persona-lead { color: var(--text-mid); font-size: 17px; margin-bottom: 24px; max-width: 640px; }
.persona-panel ul { margin-bottom: 8px; }
.persona-panel ul li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 0;
  color: var(--text-mid);
  font-size: 16px;
  max-width: 640px;
}
.persona-panel ul li::before {
  content: "";
  width: 22px;
  height: 22px;
  margin-top: 1px;
  border-radius: 50%;
  flex-shrink: 0;
  background-color: var(--blue);
  -webkit-mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='10' fill='none' stroke='white' stroke-width='2'/%3E%3Cpath d='m8 12.5 2.5 2.5L16 9.5' fill='none' stroke='white' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='10' fill='none' stroke='white' stroke-width='2'/%3E%3Cpath d='m8 12.5 2.5 2.5L16 9.5' fill='none' stroke='white' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
}
.persona-schools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 26px;
  padding: 14px 18px;
  font-size: 15px;
  line-height: 1.5;
  max-width: 100%;
  background: #fff;
  border: 1px solid var(--blue-200);
  border-radius: 14px;
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.08);
}
.persona-schools .ps-label { color: var(--text-mid); white-space: nowrap; }
.persona-schools .ps-chip {
  color: var(--blue);
  font-weight: 600;
  font-size: 14px;
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  padding: 3px 12px;
  border-radius: 999px;
  white-space: nowrap;
}
.persona-figure {
  position: relative;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.16);
}
.persona-figure img { width: 100%; height: 380px; object-fit: cover; display: block; }

/* ==========================================================================
   业务矩阵 #services
   ========================================================================== */
.services { background: var(--bg-slate-50); }

.service-cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  margin-bottom: 40px;
}
.service-card {
  text-align: left;
  padding: 20px 18px;
  border: 2px solid transparent;
  border-radius: 16px;
  background: #fff;
  transition: all 0.25s;
}
.service-card:hover { border-color: var(--blue-200); box-shadow: var(--shadow-card); }
.service-card.active {
  border-color: var(--blue);
  box-shadow: 0 14px 30px rgba(30, 58, 138, 0.08);
}
.sc-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  font-size: 24px;
  border-radius: 12px;
  background: var(--bg-soft);
  color: var(--text-mid);
  margin-bottom: 16px;
}
.service-card h3 { font-size: 18px; font-weight: 700; color: var(--text-hi); margin-bottom: 8px; }
.service-card p { font-size: 13px; color: var(--text-mid); min-height: 40px; line-height: 1.55; }
.service-card ul { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.service-card ul li {
  font-size: 12px;
  font-weight: 500;
  color: var(--blue-700);
  padding: 4px 8px;
  border-radius: 6px;
  background: var(--blue-50);
}

/* 成考面板：深色大卡（同原站 bg-slate-900） */
.service-panel {
  display: none;
  padding: 48px 52px;
  background: var(--bg-deep);
  border-radius: var(--radius-lg);
}
.service-panel.active { display: block; animation: fadeUp 0.35s ease; }

.sp-head h3 { font-size: 26px; font-weight: 700; color: #fff; }
.sp-head p { margin-top: 6px; color: var(--amber); font-size: 14px; letter-spacing: 1px; }
.sp-desc { margin-top: 16px; color: rgb(148, 163, 184); max-width: 860px; line-height: 1.8; }

.sp-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 26px;
  margin-top: 34px;
}
.sp-schools, .sp-info {
  padding: 28px 30px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
}
.sp-schools h4, .sp-info h4 { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.sp-schools ul { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 18px; }
.sp-schools ul li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  color: rgb(226, 232, 240);
}
.sp-schools ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-2);
}

.info-list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 14px;
}
.info-list li:last-child { border-bottom: none; }
.info-list span { color: rgb(148, 163, 184); flex-shrink: 0; }
.info-list b { color: #fff; font-weight: 500; text-align: right; }

.sp-info .btn-primary {
  background: var(--blue);
  border: none;
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.3);
}
.sp-info .btn-primary:hover { background: var(--blue-2); filter: none; }

/* ==========================================================================
   适合报读人群（独立版块，5 图卡，同原站）
   ========================================================================== */
.audience { padding-top: 60px; padding-bottom: 40px; }
.audience-title { font-size: 30px; font-weight: 700; color: var(--text-hi); margin-bottom: 36px; }
.audience-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.audience-grid li { text-align: center; }
.audience-grid figure {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  margin-bottom: 16px;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.12);
}
.audience-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.audience-grid li:hover img { transform: scale(1.1); }
.audience-grid figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.2);
  transition: background 0.3s;
}
.audience-grid li:hover figure::after { background: rgba(15, 23, 42, 0.1); }
.audience-grid p {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-hi);
  transition: color 0.25s;
}
.audience-grid li:hover p { color: var(--blue); }

/* ==========================================================================
   行业洞察 #insights
   ========================================================================== */
.insights { background: #fff; }
.insight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.insight-card {
  display: flex;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--bg-slate-50);
  transition: all 0.3s;
}
.insight-card:hover { border-color: var(--blue-200); box-shadow: 0 20px 45px rgba(15, 23, 42, 0.12); transform: translateY(-2px); }
.insight-card .ic-tag {
  align-self: flex-start;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
  border-radius: 999px;
  margin-bottom: 14px;
}
.tag-policy, .tag-career, .tag-gov { color: var(--blue); background: rgba(219, 234, 254, 0.9); }
.insight-card time { display: block; font-size: 13.5px; color: var(--text-faint); font-weight: 500; }
.insight-card h3 { font-size: 18.5px; font-weight: 700; color: var(--text-hi); line-height: 1.5; margin: 12px 0 14px; flex: 1; }
.insight-card p { font-size: 14px; color: var(--text-mid); margin-bottom: 18px; line-height: 1.75; }
.insight-card a { font-size: 14px; font-weight: 500; color: var(--blue); }
.insight-card a:hover { text-decoration: underline; }

/* ==========================================================================
   学员案例 #testimonials
   ========================================================================== */
.testimonials { background: var(--bg-slate-50); }
.t-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.t-card {
  padding: 32px;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  transition: all 0.3s;
}
.t-card:hover { box-shadow: var(--shadow-card); transform: translateY(-2px); }
.t-avatar {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 700;
  color: var(--blue-700);
  background: var(--blue-100);
  border-radius: 50%;
}
.t-card h3 { font-size: 18px; font-weight: 700; color: var(--text-hi); }
.t-major { font-size: 13px; color: var(--text-low); margin-top: 4px; }
.t-card blockquote {
  margin-top: 18px;
  font-size: 14.5px;
  color: var(--text-mid);
  line-height: 1.8;
  quotes: "“" "”";
}
.t-card blockquote::before { content: "“"; color: var(--blue); font-size: 24px; vertical-align: -5px; margin-right: 2px; }
.t-card blockquote::after { content: "”"; color: var(--blue); font-size: 24px; vertical-align: -5px; margin-left: 2px; }

/* ==========================================================================
   媒体报道 #media
   ========================================================================== */
.media { background: var(--bg-slate-50); }
.media-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--blue-700);
  background: var(--blue-100);
  border-radius: 999px;
  margin-bottom: 18px;
}
.media-pill::before {
  content: "";
  width: 18px; height: 18px;
  background: var(--blue);
  -webkit-mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M4 6h13a2 2 0 0 1 2 2v8a2 2 0 0 1-2 2H4z'/%3E%3Cpath d='m11 10 4 2-4 2z'/%3E%3C/svg%3E") center / 18px no-repeat;
  mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M4 6h13a2 2 0 0 1 2 2v8a2 2 0 0 1-2 2H4z'/%3E%3Cpath d='m11 10 4 2-4 2z'/%3E%3C/svg%3E") center / 18px no-repeat;
  background-color: var(--blue);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.media-card {
  display: flex;
  flex-direction: column;
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: #fff;
  transition: all 0.3s;
}
.media-card:hover { border-color: var(--blue-200); box-shadow: 0 20px 45px rgba(37, 99, 235, 0.06); transform: translateY(-2px); }
.mc-badge {
  align-self: flex-start;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--blue);
  background: var(--blue-50);
  border-radius: 8px;
  margin-bottom: 14px;
}
.media-card time { display: block; font-size: 14px; color: var(--text-faint); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.media-card h3 { font-size: 19px; font-weight: 700; color: var(--text-hi); line-height: 1.4; margin: 12px 0 12px; flex: 1; }
.media-card p { font-size: 14px; color: var(--text-mid); margin-bottom: 18px; line-height: 1.75; }
.media-card footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}
.mc-source { font-size: 13.5px; font-weight: 600; color: var(--blue); }
.media-card footer a { font-size: 14px; font-weight: 600; color: var(--blue); }
.media-card footer a:hover { text-decoration: underline; }

/* ==========================================================================
   问答知识库 #qa
   ========================================================================== */
.qa { background: var(--bg-slate-50); }
.qa-search { max-width: 620px; margin: 0 auto 36px; }
.qa-search input {
  width: 100%;
  height: 56px;
  padding: 0 20px 0 46px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E") 18px center no-repeat;
  background-size: 18px;
  color: var(--text-hi);
  font-size: 15.5px;
  outline: none;
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.05);
  transition: box-shadow 0.2s, border-color 0.2s;
}
.qa-search input:focus { border-color: transparent; box-shadow: 0 0 0 3px var(--blue-2); }
.qa-search input::placeholder { color: var(--text-faint); }

.qa-list { max-width: 860px; margin: 0 auto; display: grid; gap: 16px; }
.qa-item {
  border: 1px solid var(--blue-200);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.06);
  transition: border-color 0.2s;
}
.qa-item[open] { border-color: var(--blue); }
.qa-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 20px 24px;
  font-size: 17px;
  font-weight: 700;
  color: var(--blue);
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.qa-item summary::-webkit-details-marker { display: none; }
.qa-arrow { color: var(--blue-2); font-size: 13px; transition: transform 0.25s; flex-shrink: 0; }
.qa-item[open] .qa-arrow { transform: rotate(180deg); color: var(--blue); }
.qa-body { padding: 0 24px 24px; border-top: 1px solid var(--line-soft); padding-top: 18px; margin-top: 0; }
.qa-item[open] .qa-body { padding-top: 18px; }
.qa-body p { font-size: 14.5px; color: var(--text-mid); margin-bottom: 10px; line-height: 1.85; }
.qa-body em { color: var(--text-hi); font-style: normal; font-weight: 700; }

/* ==========================================================================
   FAQ #faq（分类纵向，蓝卡，同原站）
   ========================================================================== */
.faq { background: #fff; }
.faq .container { max-width: 1024px; }
.faq-cats { display: block; }
.faq-cat + .faq-cat { margin-top: 52px; }
.faq-cat h3 {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-hi);
  padding-bottom: 16px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line-soft);
}
.faq-cat h3::before {
  content: "";
  width: 22px; height: 22px;
  background: var(--blue);
  -webkit-mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M22 10v6M2 10l10-5 10 5-10 5z'/%3E%3Cpath d='M6 12v5c3 3 9 3 12 0v-5'/%3E%3C/svg%3E") center / 22px no-repeat;
  mask: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M22 10v6M2 10l10-5 10 5-10 5z'/%3E%3Cpath d='M6 12v5c3 3 9 3 12 0v-5'/%3E%3C/svg%3E") center / 22px no-repeat;
  background-color: var(--blue);
  flex-shrink: 0;
}
.faq-item {
  background: rgba(239, 246, 255, 0.5);
  border: 1px solid var(--blue-200);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 14px;
}
.faq-item summary {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 20px 24px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--text-hi);
  cursor: pointer;
  list-style: none;
  line-height: 1.6;
  transition: color 0.2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--blue-700); }
.faq-item summary span { color: var(--blue); font-size: 14px; transition: transform 0.25s; flex-shrink: 0; }
.faq-item[open] summary span { transform: rotate(180deg); }
.faq-item p { font-size: 14.5px; color: var(--text-mid); padding: 0 24px 20px; line-height: 1.85; }

/* ==========================================================================
   行业真值服务对比
   ========================================================================== */
.compare { background: #fff; }
.compare .section-head p span { color: var(--blue); font-weight: 700; }
.compare-wrap {
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
}
.compare-table { width: 100%; border-collapse: collapse; min-width: 720px; }
.compare-table th, .compare-table td {
  padding: 18px 24px;
  text-align: left;
  font-size: 14.5px;
  vertical-align: top;
  line-height: 1.7;
}
.compare-table thead th {
  font-size: 15px;
  font-weight: 700;
}
.compare-table thead th:first-child { color: var(--text-hi); background: #fff; }
.compare-table thead th.col-us {
  color: var(--emerald-700);
  background: var(--emerald-50);
  border-bottom: 1px solid var(--emerald-100);
}
.compare-table thead th:last-child { color: var(--text-low); background: var(--bg-slate-50); border-bottom: 1px solid var(--line-soft); }
.compare-table td:first-child { font-weight: 600; color: var(--text-hi); white-space: nowrap; }
.compare-table td.col-us {
  color: var(--text-mid);
  background: rgba(236, 253, 245, 0.7);
  border-bottom: 1px solid var(--emerald-100);
  border-right: 1px solid var(--emerald-100);
  border-left: 1px solid var(--emerald-100);
}
.compare-table td:last-child {
  color: var(--text-low);
  background: var(--bg-slate-50);
  border-bottom: 1px solid var(--line-soft);
}
.compare-table tbody tr:last-child td { border-bottom: none; }

.compare-stats {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin-top: 44px;
  padding: 40px 48px;
  background: var(--bg-deep);
  border-radius: var(--radius-lg);
  text-align: center;
}
.compare-stats li { flex: 1; max-width: 240px; }
.compare-stats b {
  display: block;
  font-size: 36px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}
.compare-stats span { display: block; font-size: 15px; color: rgb(191, 219, 254); margin-top: 8px; }
.compare-stats li:nth-child(n+2)::before {
  content: "✓";
  display: block;
  margin: 0 auto 8px;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  font-size: 14px;
  line-height: 26px;
}

/* ==========================================================================
   关于我们 #about（深色资质区，同原站）
   ========================================================================== */
.about {
  background: var(--bg-deep);
  padding-bottom: 96px;
}
.about-card {
  max-width: 960px;
  margin: 0 auto;
  padding: 48px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
}
.about-card h2 { font-size: 30px; font-weight: 700; color: #fff; }
.about-desc { margin-top: 14px; color: rgb(148, 163, 184); font-size: 15.5px; line-height: 1.8; }
.about-card h3 { margin-top: 38px; font-size: 17px; font-weight: 700; color: #fff; }
.about-license {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 20px;
}
.about-license li {
  padding: 20px 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
}
.about-license span { display: block; font-size: 13px; color: rgb(148, 163, 184); }
.about-license b { display: block; margin-top: 6px; font-size: 15.5px; color: #fff; }
.about-pledge { margin-top: 28px; font-size: 14px; color: rgb(148, 163, 184); line-height: 2; }

/* ==========================================================================
   底部（深色，同原站）
   ========================================================================== */
.site-footer {
  background: var(--bg-deep-2);
  padding: 48px 0 40px;
}
.footer-license { text-align: center; max-width: 820px; margin: 0 auto; }
.footer-license h3 { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 20px; }
.license-list {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 36px;
}
.license-list li span { display: block; font-size: 13px; color: rgb(148, 163, 184); }
.license-list li b { display: block; margin-top: 4px; font-size: 15px; color: #fff; }
.license-pledge { margin-top: 22px; font-size: 13px; color: rgb(148, 163, 184); line-height: 1.9; }
.footer-copy {
  margin-top: 32px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  font-size: 13px;
  color: rgb(148, 163, 184);
}
.footer-copy a:hover { color: #fff; }

/* ==========================================================================
   指南列表页 / 文章详情页（浅色适配）
   ========================================================================== */
.page-hero {
  padding: 130px 0 20px;
  text-align: center;
  background: linear-gradient(180deg, #f1f5f9, var(--bg-base));
  border-bottom: 1px solid var(--line-soft);
}
.page-hero h1 { font-size: 32px; font-weight: 700; color: var(--text-hi); }
.page-hero p { margin-top: 8px; color: var(--text-low); }

.guide-list { padding-top: 48px; min-height: 60vh; }
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.guide-card {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: #fff;
  transition: all 0.25s;
}
.guide-card:hover { box-shadow: var(--shadow-card); transform: translateY(-2px); border-color: var(--blue-200); }
.guide-link { display: flex; flex-direction: column; padding: 28px; height: 100%; }
.gc-tag {
  align-self: flex-start;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--blue);
  background: var(--blue-50);
  border-radius: 999px;
  margin-bottom: 14px;
}
.guide-card time { font-size: 13px; color: var(--text-faint); }
.guide-card h3 { font-size: 18px; font-weight: 700; color: var(--text-hi); margin: 10px 0 10px; line-height: 1.5; }
.guide-card p { font-size: 14px; color: var(--text-mid); flex: 1; }
.guide-card footer {
  display: flex;
  justify-content: space-between;
  margin-top: 16px;
  font-size: 13px;
}
.gc-views { color: var(--text-faint); }
.gc-more { color: var(--blue); font-weight: 600; }
.guide-card:hover .gc-more { text-decoration: underline; }

.empty-tip { text-align: center; color: var(--text-low); padding: 80px 0; }

/* 文章详情 */
.article-page { padding: 48px 0 80px; }
.article-container { max-width: 860px; }
.back-link { display: inline-block; color: var(--text-low); font-size: 14px; margin-bottom: 22px; transition: color 0.2s; }
.back-link:hover { color: var(--blue); }

.article-detail {
  padding: 44px 48px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-card);
}
.article-detail header .gc-tag { margin-bottom: 16px; }
.article-detail h1 { font-size: 30px; font-weight: 700; color: var(--text-hi); line-height: 1.4; }
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 14px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 13.5px;
  color: var(--text-low);
}
.article-body { padding: 26px 0 10px; }
.article-body h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-hi);
  margin: 26px 0 12px;
  padding-left: 12px;
  border-left: 3px solid var(--blue);
}
.article-body h3:first-child { margin-top: 0; }
.article-body p { font-size: 15px; color: var(--text-mid); line-height: 2; margin-bottom: 14px; }
.article-body strong { color: var(--text-hi); }

.article-sign {
  margin-top: 22px;
  padding: 16px 18px;
  font-size: 13px;
  color: var(--text-mid);
  background: var(--bg-slate-50);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  line-height: 1.8;
}

.article-cta {
  margin-top: 26px;
  padding: 30px 36px;
  text-align: center;
  border: 1px solid var(--blue-200);
  border-radius: var(--radius-lg);
  background: var(--blue-50);
}
.article-cta h3 { font-size: 20px; font-weight: 700; color: var(--text-hi); }
.article-cta p { font-size: 14px; color: var(--text-mid); margin: 6px 0 18px; }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1024px) {
  section { padding: 72px 0; }
  .service-cards { grid-template-columns: repeat(3, 1fr); }
  .media-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-timeline { max-width: 480px; }
  .audience-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .compare-stats { flex-direction: column; gap: 20px; }
  .compare-stats li { max-width: none; }
  .about-license { grid-template-columns: 1fr; }
  .persona-panel.active { gap: 30px; }
  .persona-figure img { height: 320px; }
}

@media (max-width: 768px) {
  section { padding: 60px 0; }
  .header-inner { height: 56px; }
  .main-nav {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 20px 20px;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--line-soft);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
    margin-left: 0;
    box-shadow: 0 16px 34px rgba(15, 23, 42, 0.12);
  }
  .main-nav.open { transform: none; opacity: 1; visibility: visible; }
  .main-nav a { padding: 12px 10px; }
  .nav-toggle { display: flex; margin-left: auto; }

  .insight-grid, .t-grid { grid-template-columns: 1fr; }
  .media-grid { grid-template-columns: 1fr; }
  .sp-grid { grid-template-columns: 1fr; }
  .sp-schools ul { grid-template-columns: 1fr; }
  .service-cards { grid-template-columns: repeat(2, 1fr); }
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .persona-panel.active { grid-template-columns: 1fr; gap: 26px; }
  .persona-panel h3 { font-size: 22px; }
  .persona-figure img { height: 240px; }
  .persona-tab { padding: 9px 16px; font-size: 14px; }
  .hero-stats { flex-wrap: wrap; }
  .hero-stats li { max-width: calc(50% - 8px); }
  .hero-stats li b { font-size: 22px; }
  .about-license { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr; }
  .article-detail { padding: 26px 22px; }
  .article-detail h1 { font-size: 24px; }
  .persona-panel { padding: 24px 20px; }
  .service-panel { padding: 30px 22px; }
  .compare-stats { padding: 30px 24px; }
}

/* ==========================================================================
   移动端底部导航（白底，同原站风格）
   ========================================================================== */
.m-nav { display: none; }

@media (max-width: 768px) {
  body { padding-bottom: 62px; }

  .m-nav {
    display: flex;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 950;
    height: 58px;
    padding-bottom: env(safe-area-inset-bottom, 0);
    background: rgba(255, 255, 255, 0.98);
    border-top: 1px solid var(--line);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }
  .m-nav-item {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    border: none;
    background: none;
    padding: 4px 2px;
    color: var(--text-low);
    font-size: 10px;
    line-height: 1.2;
    font-family: inherit;
    text-decoration: none;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    transition: color 0.2s;
  }
  .m-nav-item .mn-ico { font-size: 20px; line-height: 1; }
  .m-nav-item.active { color: var(--blue); font-weight: 600; }
  .m-nav-item.active .mn-ico { filter: drop-shadow(0 2px 6px rgba(37, 99, 235, 0.4)); }

  /* 中间凸起咨询按钮 */
  .m-nav-cta { color: #fff; }
  .m-nav-cta .mn-ico {
    width: 46px;
    height: 46px;
    margin-top: -22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    border-radius: 50%;
    color: #fff;
    background: linear-gradient(135deg, #f59e0b, #f97316 45%, #ea580c);
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.45);
  }
  .m-nav-cta:active .mn-ico { transform: scale(0.94); }
}

/* ==========================================================================
   品牌中心子页（/knowledges 列表 /knowledges/{hash}.html 详情）
   对齐原站 knowledges 体系：窄 header + 面包屑 + 白卡列表 / 文章壳
   ========================================================================== */
body.list-page, body.detail-page {
  background: #f8fafc;
}

/* 窄头部（覆盖主页 .site-header 全导航形态） */
body.list-page .site-header,
body.detail-page .site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 8px 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 2px rgba(148, 163, 184, 0.28);
}
body.list-page .header-inner,
body.detail-page .header-inner {
  display: none;
}
body.list-page .site-header-inner,
body.detail-page .site-header-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 60px;
  gap: 18px;
}
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18.4px;
  font-weight: 700;
  color: #172036;
  letter-spacing: 0.01em;
  white-space: nowrap;
  text-decoration: none;
}
.site-logo img { width: 33px; height: 40px; object-fit: contain; }
.site-back-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border: 1px solid #f1f5f9;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: #344261;
  font-size: 14px;
  text-decoration: none;
  transition: all 0.2s;
}
.site-back-link:hover {
  color: #245ac8;
  border-color: rgba(36, 90, 200, 0.35);
  background: rgba(233, 240, 255, 0.9);
}

/* 面包屑 */
body.list-page .breadcrumb,
body.detail-page .breadcrumb {
  max-width: 1180px;
  margin: 0 auto;
  padding: 100px 24px 0;
  margin-bottom: 24px;
}
.breadcrumb ol {
  list-style: none;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
}
.breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #6b7894;
}
.breadcrumb li + li::before { content: "›"; color: #a4afc3; }
.breadcrumb li:last-child { color: #344261; }
.breadcrumb a { color: #6b7894; text-decoration: none; }
.breadcrumb a:hover { color: #245ac8; }

/* 主体容器 */
body.list-page .page-body,
body.detail-page .page-body {
  max-width: 1244px;
  margin: 0 auto;
  padding: 0 32px;
  min-height: 60vh;
}
.content-col {
  max-width: 1180px;
  margin: 0 auto;
}

/* 页头卡（列表页） */
.page-heading {
  border: 1px solid #f1f5f9;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 32px 34px;
  box-shadow: 0 14px 34px -26px rgba(23, 32, 54, 0.08);
}
.page-heading h1 {
  font-size: clamp(32px, 3.2vw, 41px);
  font-weight: 700;
  color: #172036;
  line-height: 1.16;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.page-heading p { font-size: 16px; color: #344261; line-height: 1.7; }

/* 文章列表 */
.article-list {
  list-style: none;
  margin-top: 22px;
  display: grid;
  gap: 16px;
}
.article-item {
  border: 1px solid #f1f5f9;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0 18px 34px -30px rgba(23, 32, 54, 0.08);
  padding: 22px;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}
.article-item:hover {
  transform: translateY(-2px);
  border-color: rgba(36, 90, 200, 0.22);
  box-shadow: 0 20px 38px -24px rgba(36, 90, 200, 0.24);
}
.article-item.has-cover {
  display: grid;
  grid-template-columns: minmax(180px, 240px) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}
.article-cover { width: 100%; display: block; text-decoration: none; }
.article-cover img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid #f1f5f9;
}
.article-body { min-width: 0; }
.article-tags { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 11px;
  border-radius: 999px;
  border: 1px solid rgba(36, 90, 200, 0.26);
  background: #e9f0ff;
  color: #245ac8;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
}
.article-item h2 {
  margin: 10px 0;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.article-item h2 a { color: #172036; text-decoration: none; }
.article-item h2 a:hover { color: #245ac8; }
.article-summary {
  font-size: 15.5px;
  color: #344261;
  line-height: 1.75;
  margin-bottom: 14px;
}
.article-bottom {
  margin-top: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
}
body.list-page .article-meta,
body.detail-page .article-meta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  font-size: 13px;
  color: #6b7894;
  margin-top: 0;
  padding-bottom: 0;
  border-bottom: none;
}
.read-more {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(36, 90, 200, 0.32);
  background: rgba(255, 255, 255, 0.9);
  color: #245ac8;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}
.read-more:hover { background: #e9f0ff; border-color: rgba(36, 90, 200, 0.5); }

/* 详情页文章壳 */
.article-shell {
  border: 1px solid #f1f5f9;
  border-radius: 24px;
  background: #ffffff;
  box-shadow: 0 20px 25px -5px rgba(226, 232, 240, 0.5), 0 8px 10px -6px rgba(226, 232, 240, 0.5);
  padding: 20px;
}
.article-header {
  padding-bottom: 18px;
  border-bottom: 1px solid #f1f5f9;
}
.article-title {
  font-size: clamp(32px, 4.1vw, 43px);
  line-height: 1.17;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: #172036;
  margin-bottom: 14px;
}
#article-summary {
  margin-top: 14px;
  font-size: 15.5px;
  color: #344261;
  line-height: 1.75;
}
.article-content {
  padding-top: 24px;
  font-size: 17px;
  line-height: 1.86;
  color: #172036;
}
.article-content h2,
.article-content h3,
.article-content h4 {
  line-height: 1.35;
  color: #172036;
  letter-spacing: -0.01em;
  border: none;
}
.article-content h2 { font-size: 24.6px; margin: 34px 0 14px; }
.article-content h3 { font-size: 20.8px; margin: 28px 0 12px; }
.article-content p,
.article-content ul,
.article-content ol,
.article-content blockquote,
.article-content table,
.article-content pre { margin-bottom: 20px; }
.article-content ul,
.article-content ol { margin-left: 22px; padding-left: 0; }
.article-content li { margin-bottom: 8px; }
.article-content strong { color: #172036; font-weight: 700; }
.article-content a { color: #245ac8; }
.article-content img { border: 1px solid #f1f5f9; border-radius: 12px; }
.article-tags-detail {
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px dashed #f1f5f9;
}

/* 子页页脚（深色品牌栏） */
body.list-page .site-footer,
body.detail-page .site-footer {
  margin-top: 64px;
  background: #0f172a;
  color: #ffffff;
  padding: 26px 16px;
}
body.list-page .site-footer-inner,
body.detail-page .site-footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  text-align: center;
  font-size: 14px;
}
body.list-page .footer-copy,
body.detail-page .footer-copy {
  margin: 0;
  border: none;
  padding: 0;
  color: inherit;
}
body.list-page .footer-copy a,
body.detail-page .footer-record {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}
body.list-page .footer-copy a:hover,
body.detail-page .footer-record:hover { color: #ffffff; opacity: 1; }

@media (min-width: 768px) {
  body.list-page .site-footer,
  body.detail-page .site-footer { padding: 26px 56px; }
  body.list-page .site-footer-inner,
  body.detail-page .site-footer-inner { flex-direction: row; text-align: left; }
  .article-shell { padding: 24px; }
}

/* 移动端：子页列表卡片竖排 */
@media (max-width: 1024px) {
  .article-item.has-cover { grid-template-columns: minmax(140px, 210px) minmax(0, 1fr); }
}
@media (max-width: 768px) {
  body.list-page .site-header-inner,
  body.detail-page .site-header-inner { min-height: 54px; padding: 0 16px; }
  .site-back-link { min-height: 38px; padding: 0 12px; font-size: 12.5px; }
  body.list-page .breadcrumb,
  body.detail-page .breadcrumb { padding: 88px 16px 0; }
  body.list-page .page-body,
  body.detail-page .page-body { padding: 0 16px; }
  .article-item { padding: 18px; }
  .article-item.has-cover { grid-template-columns: 1fr; gap: 14px; }
  .article-item h2 { font-size: 21.4px; }
  .page-heading { padding: 26px 22px; }
  .page-heading h1 { font-size: 27px; }
  .article-title { font-size: 30px; }
  .article-content { font-size: 16px; }
}

/* ==========================================================================
   攻略指导 /guide（gl- 前缀，独立于品牌中心 article-* 卡片）
   ========================================================================== */
.gl-hero {
  text-align: center;
  padding: 30px 16px 6px;
}
.gl-hero h1 {
  font-size: clamp(30px, 3.4vw, 40px);
  font-weight: 800;
  color: #172036;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 10px;
}
.gl-hero p {
  font-size: 16px;
  color: #64748b;
  line-height: 1.7;
}

/* 分类筛选 chips */
.gl-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin: 22px 0 6px;
}
.gl-chip {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid #e2e8f0;
  background: #ffffff;
  color: #475569;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}
.gl-chip:hover {
  color: #245ac8;
  border-color: rgba(36, 90, 200, 0.35);
  background: #e9f0ff;
}
.gl-chip.active {
  background: #245ac8;
  border-color: #245ac8;
  color: #ffffff;
}

/* 攻略卡片列表 */
.gl-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
.gl-card {
  position: relative;
  display: block;
  border: 1px solid #f1f5f9;
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 18px 34px -30px rgba(23, 32, 54, 0.1);
  padding: 22px 66px 22px 22px;
  color: inherit;
  text-decoration: none;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}
.gl-card:hover {
  transform: translateY(-2px);
  border-color: rgba(36, 90, 200, 0.22);
  box-shadow: 0 20px 38px -24px rgba(36, 90, 200, 0.24);
}
.gl-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-bottom: 12px;
}
.gl-cat {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 12px;
  border-radius: 999px;
  background: #e9f0ff;
  color: #245ac8;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
}
.gl-cat-detail {
  margin-bottom: 14px;
}
.gl-meta {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: #64748b;
}
.gl-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.gl-ico {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}
.gl-title {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 700;
  color: #172036;
  line-height: 1.45;
  letter-spacing: -0.01em;
}
.gl-summary {
  margin: 0;
  font-size: 15px;
  color: #64748b;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.gl-arrow {
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid #e2e8f0;
  background: #ffffff;
  color: #245ac8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: all 0.2s;
}
.gl-card:hover .gl-arrow {
  background: #245ac8;
  border-color: #245ac8;
  color: #ffffff;
}

/* 品牌中心分页 */
.pager {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 10px;
}
.pager-link {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid rgba(36, 90, 200, 0.32);
  background: #ffffff;
  color: #245ac8;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}
.pager-link:hover {
  background: #e9f0ff;
  border-color: rgba(36, 90, 200, 0.5);
}
.pager-info {
  font-size: 14px;
  color: #64748b;
}

@media (max-width: 768px) {
  .gl-card { padding: 18px 56px 18px 18px; }
  .gl-arrow { width: 36px; height: 36px; right: 16px; font-size: 16px; }
  .gl-title { font-size: 18px; }
  .gl-meta { gap: 10px; font-size: 12.5px; }
  .gl-chips { gap: 8px; }
  .gl-chip { min-height: 34px; padding: 0 14px; font-size: 13px; }
}

/* ==========================================================================
   窄屏溢出加固（390px 及更窄：卡片/栅格/详情收缩断行，不靠 body 隐藏掩盖）
   ========================================================================== */

/* 攻略卡片：flex/grid 子项允许收缩，长标题/长串断行 */
.gl-card,
.gl-card-top,
.gl-meta,
.gl-meta-item,
.gl-title,
.gl-summary,
.gl-chips,
.gl-chip {
  min-width: 0;
  max-width: 100%;
}
.gl-title,
.gl-summary {
  overflow-wrap: break-word;
  word-break: break-word;
}

/* 品牌中心卡片：栅格子项允许收缩，标题/摘要/按钮不被挤压裁切 */
.article-item,
.article-body,
.article-bottom,
.article-summary,
.article-item h2,
.read-more {
  min-width: 0;
  max-width: 100%;
}
.article-summary,
.article-item h2 {
  overflow-wrap: break-word;
  word-break: break-word;
}
.article-item.has-cover { min-width: 0; }

/* 详情页：壳与标题收缩断行，图片/表格不撑破容器 */
.article-shell,
.article-title,
.article-content {
  min-width: 0;
  max-width: 100%;
}
.article-title {
  overflow-wrap: break-word;
  word-break: break-word;
}
.article-content img { max-width: 100%; height: auto; }
.article-content table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
}

/* 主体容器不超视口 */
.page-body,
.content-col { max-width: 100%; }

@media (max-width: 768px) {
  /* 攻略：分类标签与日期/浏览量分两行，避免同行挤压被右侧裁切 */
  .gl-card-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .gl-meta {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
    row-gap: 6px;
  }
  .gl-card { padding-right: 52px; }
  .gl-arrow { width: 32px; height: 32px; right: 14px; font-size: 15px; }

  /* 品牌卡片：封面单列；底部日期与“阅读全文”纵向堆叠，不再同行挤压 */
  .article-item.has-cover { grid-template-columns: minmax(0, 1fr); }
  .article-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .read-more { flex-shrink: 0; }
}