/* ===== 方媛律师 · 个人网站 · 样式 ===== */
:root {
  --navy: #14263f;
  --navy-2: #1d3557;
  --gray: #3a4356;
  --gray-dark: #2b3344;
  --ink: #2b2b2b;
  --muted: #5f6775;
  --line: #e3e6ec;
  --bg-alt: #f4f5f7;
  --white: #ffffff;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color: var(--ink);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }
.container-narrow { max-width: 860px; }

/* 按钮 */
.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: 4px;
  font-size: 16px;
  font-weight: 600;
  transition: all .25s ease;
  cursor: pointer;
  border: none;
}
.btn-primary { background: var(--gray); color: #fff; }
.btn-primary:hover { background: var(--gray-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(43,51,68,.3); }
.btn-ghost { border: 1px solid rgba(255,255,255,.6); color: #fff; margin-left: 12px; }
.btn-ghost:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.btn-block { width: 100%; }

/* 导航 */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(20,38,63,.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark { font-size: 26px; }
.logo-text { font-size: 20px; font-weight: 700; color: #fff; letter-spacing: 1px; }
.logo-sub { font-size: 13px; font-weight: 400; color: #c8cdd8; margin-left: 6px; letter-spacing: 2px; }
.menu { display: flex; gap: 28px; }
.menu a { color: rgba(255,255,255,.85); font-size: 15px; transition: color .2s; }
.menu a:hover { color: #fff; }
.btn-nav { padding: 9px 22px; font-size: 14px; }
.menu-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; }
.menu-toggle span { width: 24px; height: 2px; background: #fff; border-radius: 2px; }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 60%, #2a4a75 100%);
  color: #fff;
  padding: 110px 0 130px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(255,255,255,.08), transparent 55%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; }
.hero-kicker { font-size: 14px; letter-spacing: 4px; color: #c8cdd8; margin-bottom: 18px; }
.hero h1 { font-size: 46px; line-height: 1.4; font-weight: 700; margin-bottom: 22px; }
.hero-sub { font-size: 18px; color: rgba(255,255,255,.82); margin-bottom: 36px; }

/* 区块通用 */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; margin-bottom: 50px; }
.section-head h2 { font-size: 32px; color: var(--navy); }
.section-sub { color: var(--gray); letter-spacing: 3px; font-size: 13px; margin-top: 8px; }

/* 个人简介 */
.about-text p { margin-bottom: 18px; color: #3a4356; font-size: 17px; }

/* 业务板块 */
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  padding: 34px 26px; transition: all .3s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: 0 14px 30px rgba(20,38,63,.10); border-color: transparent; }
.card-icon { font-size: 40px; margin-bottom: 16px; }
.card h3 { font-size: 20px; color: var(--navy); margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 15px; }

/* 案例 */
.case-list { display: grid; gap: 18px; }
.case {
  background: #fff; border-left: 4px solid var(--gray); border-radius: 6px;
  padding: 22px 26px; display: flex; align-items: flex-start; gap: 18px;
  box-shadow: 0 4px 14px rgba(0,0,0,.04);
}
.case-tag {
  flex-shrink: 0; background: var(--navy); color: #fff; font-size: 13px;
  padding: 4px 14px; border-radius: 20px; margin-top: 2px;
}
.case p { color: #3a4356; }

/* 咨询预约 */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.contact-lead { color: #3a4356; font-size: 16px; margin-bottom: 16px; }
.contact-note {
  font-size: 13.5px; color: var(--muted); line-height: 1.9;
  background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--gray);
  border-radius: 6px; padding: 14px 16px; margin-bottom: 28px;
}
.contact-item { display: flex; gap: 16px; margin-bottom: 24px; }
.ci { font-size: 24px; flex-shrink: 0; }
.contact-item h4 { color: var(--navy); margin-bottom: 4px; }
.contact-item p { color: var(--muted); }
.fee-box {
  background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--gray);
  border-radius: 6px; padding: 16px 18px; margin-top: 6px;
}
.fee-box h4 { color: var(--navy); margin-bottom: 8px; font-size: 16px; }
.fee-box p { color: var(--muted); font-size: 14.5px; line-height: 1.8; }
.contact-form { display: grid; gap: 14px; }
.contact-form input, .contact-form textarea {
  padding: 14px 16px; border: 1px solid var(--line); border-radius: 6px;
  font-size: 15px; font-family: inherit; width: 100%; outline: none; transition: border .2s;
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--gray); }
.form-note { font-size: 12px; color: #999; text-align: center; }

/* 预约入口 */
.booking-box {
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  padding: 40px 34px; text-align: left; box-shadow: 0 8px 24px rgba(20,38,63,.06);
}
.booking-head { display: flex; align-items: center; gap: 14px; margin-bottom: 24px; }
.booking-icon { font-size: 40px; line-height: 1; }
.booking-box h3 { font-size: 22px; color: var(--navy); margin: 0; }
.booking-box .btn { font-size: 20px; padding: 16px 30px; letter-spacing: 1px; text-align: center; }
.booking-tips { margin-top: 22px; padding-left: 20px; display: grid; gap: 10px; }
.booking-tips li { font-size: 13.5px; color: var(--muted); line-height: 1.9; list-style: disc; }
.booking-tips li::marker { color: var(--gray); }
.booking-box .fee-box { margin-top: 22px; }

/* 页脚 */
.footer { background: var(--navy); color: rgba(255,255,255,.62); padding: 40px 0 30px; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; font-size: 14px; margin-bottom: 30px; padding-bottom: 22px; border-bottom: 1px solid rgba(255,255,255,.1); }
.disclaimer h4 { color: #fff; font-size: 15px; letter-spacing: 2px; margin-bottom: 14px; }
.disclaimer ol { display: grid; gap: 8px; counter-reset: disc; }
.disclaimer li {
  font-size: 12.5px; color: rgba(255,255,255,.55); line-height: 1.8;
  padding-left: 22px; position: relative; counter-increment: disc;
}
.disclaimer li::before {
  content: counter(disc, cjk-ideographic) "、"; position: absolute; left: 0; top: 0;
  color: rgba(255,255,255,.45);
}

/* 响应式 */
@media (max-width: 860px) {
  .menu { display: none; }
  .btn-nav { display: none; }
  .menu-toggle { display: flex; }
  .menu.open { display: flex; flex-direction: column; position: absolute; top: 70px; left: 0; right: 0; background: var(--navy); padding: 16px 20px; gap: 16px; }
  .hero h1 { font-size: 32px; }
  .hero-sub { font-size: 16px; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .cards { grid-template-columns: 1fr 1fr; }
  .footer-inner { flex-direction: column; gap: 6px; text-align: center; }
}
@media (max-width: 540px) {
  .cards { grid-template-columns: 1fr; }
  .hero { padding: 70px 0 90px; }
  .hero h1 { font-size: 27px; }
  .section { padding: 56px 0; }
  .case { flex-direction: column; gap: 10px; }
}

/* 常见问题 FAQ */
.faq-list { display: grid; gap: 16px; }
.faq-item {
  background: #fff; border: 1px solid var(--line); border-radius: 8px;
  padding: 22px 26px; box-shadow: 0 4px 14px rgba(0,0,0,.04);
}
.faq-item h3 { font-size: 17px; color: var(--navy); margin-bottom: 10px; }
.faq-item p { color: #3a4356; font-size: 15.5px; }
.faq-more { margin-top: 22px; font-size: 14px; color: var(--muted); text-align: center; }