/* =========================================================
   律师个人网站 - 全局样式
   配色：深藏蓝 #1a2b4a + 金铜 #c9a961 + 浅灰底
   风格：专业、稳重、响应式
   说明：本文件无需修改即可使用；改色只需改下方 :root 变量
   ========================================================= */

:root {
  --navy: #1a2b4a;
  --navy-dark: #12203a;
  --navy-soft: #24395f;
  --gold: #c9a961;
  --gold-dark: #b08d4a;
  --bg: #f5f6f8;
  --surface: #ffffff;
  --text: #2a2f3a;
  --text-light: #5a6172;
  --border: #e4e7ee;
  --shadow: 0 6px 24px rgba(26, 43, 74, 0.08);
  --shadow-lg: 0 12px 40px rgba(26, 43, 74, 0.14);
  --radius: 12px;
  --maxw: 1140px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", sans-serif;
  --font-serif: "Songti SC", "STSong", "SimSun", Georgia, "Times New Roman",
    serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--navy);
  text-decoration: none;
  transition: color 0.2s;
}

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

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 22px;
}

/* ============ 按钮 ============ */
.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.25s;
  text-align: center;
}
.btn-gold {
  background: var(--gold);
  color: var(--navy-dark);
}
.btn-gold:hover {
  background: var(--gold-dark);
  color: #fff;
}
.btn-outline {
  background: transparent;
  border-color: var(--gold);
  color: var(--gold);
}
.btn-outline:hover {
  background: var(--gold);
  color: var(--navy-dark);
}
.btn-light {
  background: #fff;
  color: var(--navy);
}
.btn-light:hover {
  background: var(--gold);
  color: var(--navy-dark);
}

/* ============ 顶部导航 ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 1px;
}
.brand .logo-mark {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
}
.brand .brand-sub {
  font-size: 12px;
  font-weight: 400;
  color: var(--gold);
  letter-spacing: 2px;
  display: block;
  margin-top: -2px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}
.nav-links a {
  color: #dfe4ee;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 15px;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--gold);
  background: rgba(201, 169, 97, 0.12);
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 42px;
  height: 42px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  margin: 5px auto;
  transition: 0.3s;
}

/* ============ 区块通用 ============ */
.section {
  padding: 78px 0;
}
.section-alt {
  background: var(--surface);
}
.section-head {
  text-align: center;
  margin-bottom: 48px;
}
.section-tag {
  color: var(--gold-dark);
  font-size: 14px;
  letter-spacing: 3px;
  font-weight: 600;
  text-transform: uppercase;
}
.section-title {
  font-family: var(--font-serif);
  font-size: 32px;
  color: var(--navy);
  margin: 10px 0 14px;
}
.section-desc {
  color: var(--text-light);
  max-width: 640px;
  margin: 0 auto;
}
.gold-line {
  width: 56px;
  height: 3px;
  background: var(--gold);
  margin: 18px auto 0;
}

/* ============ 首页 Banner ============ */
.hero {
  background: linear-gradient(
      135deg,
      rgba(18, 32, 58, 0.94),
      rgba(26, 43, 74, 0.86)
    ),
    url("../img/hero-bg.svg");
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 92px 0 100px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 50px;
  align-items: center;
}
.hero-name {
  font-family: var(--font-serif);
  font-size: 46px;
  line-height: 1.2;
  margin-bottom: 6px;
}
.hero-role {
  color: var(--gold);
  font-size: 19px;
  letter-spacing: 2px;
  margin-bottom: 22px;
}
.hero-lead {
  color: #cdd5e3;
  font-size: 17px;
  margin-bottom: 30px;
  max-width: 520px;
}
.hero-actions .btn {
  margin-right: 14px;
  margin-bottom: 12px;
}
.hero-badges {
  display: flex;
  gap: 26px;
  margin-top: 36px;
}
.hero-badges .badge-num {
  font-family: var(--font-serif);
  font-size: 30px;
  color: var(--gold);
}
.hero-badges .badge-label {
  font-size: 13px;
  color: #aeb8c9;
}
.hero-photo {
  text-align: center;
}
.hero-photo img {
  width: 280px;
  height: 340px;
  object-fit: cover;
  border-radius: 14px;
  border: 4px solid rgba(201, 169, 97, 0.6);
  box-shadow: var(--shadow-lg);
  margin: 0 auto;
}

/* ============ 执业领域入口（首页） ============ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 22px;
  text-align: center;
  transition: transform 0.25s, box-shadow 0.25s;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: var(--gold);
}
.feature-icon {
  width: 54px;
  height: 54px;
  margin: 0 auto 16px;
}
.feature-card h3 {
  font-size: 18px;
  color: var(--navy);
  margin-bottom: 8px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-light);
}

/* ============ 关于我 ============ */
.about-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 50px;
  align-items: start;
}
.about-photo img {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  width: 100%;
}
.credential {
  background: var(--navy);
  color: #fff;
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-top: 22px;
}
.credential h4 {
  color: var(--gold);
  font-size: 14px;
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.credential p {
  font-size: 14px;
  color: #d7dde8;
}
.about-text h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  color: var(--navy);
  margin-bottom: 18px;
}
.about-text p {
  margin-bottom: 16px;
  color: var(--text-light);
}
.timeline {
  margin-top: 26px;
  border-left: 2px solid var(--gold);
  padding-left: 24px;
}
.timeline-item {
  position: relative;
  padding-bottom: 22px;
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gold);
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px var(--gold);
}
.timeline-item .year {
  font-weight: 700;
  color: var(--navy);
}
.timeline-item .desc {
  color: var(--text-light);
  font-size: 15px;
}

/* ============ 执业领域页 ============ */
.practice-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.practice-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  display: flex;
  gap: 20px;
  transition: 0.25s;
}
.practice-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--gold);
}
.practice-card .pc-icon {
  flex: 0 0 56px;
  width: 56px;
  height: 56px;
}
.practice-card h3 {
  color: var(--navy);
  font-size: 20px;
  margin-bottom: 8px;
}
.practice-card p {
  color: var(--text-light);
  font-size: 15px;
}
.practice-card .pc-more {
  display: inline-block;
  margin-top: 12px;
  color: var(--gold-dark);
  font-weight: 600;
  font-size: 14px;
}

/* ============ 文章 / 列表卡片 ============ */
.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.post-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: 0.25s;
  display: flex;
  flex-direction: column;
}
.post-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.post-thumb {
  height: 170px;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
}
.post-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.post-body {
  padding: 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.post-meta {
  font-size: 13px;
  color: var(--gold-dark);
  margin-bottom: 8px;
}
.post-card h3 {
  font-size: 18px;
  color: var(--navy);
  margin-bottom: 10px;
  line-height: 1.4;
}
.post-card p {
  font-size: 14px;
  color: var(--text-light);
  flex: 1;
}
.post-card .read-more {
  margin-top: 14px;
  font-weight: 600;
  color: var(--gold-dark);
  font-size: 14px;
}

/* ============ 文章详情 ============ */
.article {
  max-width: 760px;
  margin: 0 auto;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 46px 50px;
}
.article .post-meta {
  font-size: 14px;
}
.article h1 {
  font-family: var(--font-serif);
  font-size: 32px;
  color: var(--navy);
  margin-bottom: 18px;
  line-height: 1.35;
}
.article h2 {
  font-family: var(--font-serif);
  font-size: 23px;
  color: var(--navy);
  margin: 30px 0 12px;
}
.article p {
  margin-bottom: 16px;
  color: #3a4150;
}
.article blockquote {
  border-left: 4px solid var(--gold);
  background: #faf7f0;
  padding: 14px 20px;
  margin: 20px 0;
  color: var(--text-light);
  font-style: italic;
}

/* ============ 成功案例 ============ */
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.case-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 30px;
  border-top: 4px solid var(--gold);
}
.case-card .case-tag {
  display: inline-block;
  background: rgba(201, 169, 97, 0.14);
  color: var(--gold-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 14px;
}
.case-card h3 {
  font-size: 19px;
  color: var(--navy);
  margin-bottom: 12px;
}
.case-card .case-row {
  margin-bottom: 10px;
  font-size: 15px;
}
.case-card .case-row b {
  color: var(--navy);
}
.case-card .case-result {
  background: #f7f9fc;
  border-radius: 8px;
  padding: 14px 16px;
  margin-top: 12px;
  font-size: 15px;
  color: var(--text-light);
}
.disclaimer-box {
  background: #fbf7ee;
  border: 1px solid #ecd9b0;
  border-radius: var(--radius);
  padding: 18px 22px;
  margin-top: 36px;
  font-size: 14px;
  color: #8a6d3b;
}

/* ============ 联系 / 表单 ============ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 50px;
}
.contact-info h3 {
  font-size: 22px;
  color: var(--navy);
  margin-bottom: 18px;
  font-family: var(--font-serif);
}
.contact-info .info-item {
  display: flex;
  gap: 14px;
  margin-bottom: 18px;
  align-items: flex-start;
}
.contact-info .info-item .ic {
  width: 40px;
  height: 40px;
  flex: 0 0 auto;
}
.contact-info .info-item .it-title {
  font-weight: 600;
  color: var(--navy);
}
.contact-info .info-item .it-val {
  color: var(--text-light);
  font-size: 15px;
}
.contact-info .wx-qr {
  margin-top: 10px;
  text-align: center;
}
.contact-info .wx-qr img {
  width: 140px;
  height: 140px;
  border: 1px solid var(--border);
  border-radius: 10px;
  margin: 0 auto 8px;
}
.contact-info .wx-qr span {
  font-size: 13px;
  color: var(--text-light);
}

.form-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px;
  box-shadow: var(--shadow);
}
.form-group {
  margin-bottom: 18px;
}
.form-group label {
  display: block;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 7px;
  font-size: 15px;
}
.form-group label .req {
  color: #c0392b;
}
.form-control {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
  color: var(--text);
  background: #fcfdff;
  transition: 0.2s;
}
.form-control:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 169, 97, 0.18);
}
textarea.form-control {
  resize: vertical;
  min-height: 110px;
}
.form-note {
  font-size: 13px;
  color: var(--text-light);
  margin-top: 4px;
}
.form-success {
  display: none;
  background: #eaf7ee;
  border: 1px solid #b6e0c2;
  color: #1d7a3a;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 14px;
}

/* ============ 页脚 ============ */
.site-footer {
  background: var(--navy-dark);
  color: #b9c2d4;
  padding: 54px 0 26px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 14px;
}
.footer-brand .logo-mark {
  width: 34px;
  height: 34px;
}
.footer-col h4 {
  color: var(--gold);
  font-size: 15px;
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.footer-col a,
.footer-col p {
  color: #b9c2d4;
  font-size: 14px;
  display: block;
  margin-bottom: 9px;
}
.footer-col a:hover {
  color: var(--gold);
}
.footer-disclaimer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  font-size: 13px;
  color: #8590a6;
  line-height: 1.7;
}
.footer-bottom {
  text-align: center;
  margin-top: 16px;
  font-size: 13px;
  color: #7e8aa3;
}

/* ============ 响应式 ============ */
@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-lead {
    margin: 0 auto 30px;
  }
  .hero-actions .btn {
    margin: 0 7px 12px;
  }
  .hero-badges {
    justify-content: center;
  }
  .hero-photo {
    order: -1;
  }
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .about-photo {
    max-width: 320px;
    margin: 0 auto;
  }
  .practice-grid,
  .case-grid,
  .post-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .nav-links {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
  }
  .nav-links.open {
    max-height: 360px;
  }
  .nav-links a {
    padding: 14px 22px;
    border-radius: 0;
  }
  .nav-toggle {
    display: block;
  }
  .section {
    padding: 56px 0;
  }
  .section-title {
    font-size: 26px;
  }
  .hero-name {
    font-size: 36px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .article {
    padding: 30px 22px;
  }
}