:root {
  --color-ink: #201f1c;
  --color-ink-soft: #3f3b35;
  --color-muted: #716d65;
  --color-line: #ded8ca;
  --color-paper: #fbfaf6;
  --color-surface: #ffffff;
  --color-muted-surface: #f2efe7;
  --color-copper: #b87938;
  --color-copper-dark: #845223;
  --color-olive: #c6c095;
  --container: 1180px;
  --gutter: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: "Songti SC", "Noto Serif CJK SC", "PingFang SC", "Microsoft YaHei", serif;
  letter-spacing: 0;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 100;
  transform: translateY(-140%);
  padding: 10px 14px;
  background: var(--color-ink);
  color: var(--color-surface);
  font: 14px/1.4 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 76px;
  background: rgba(251, 250, 246, 0.96);
  border-bottom: 1px solid var(--color-line);
  backdrop-filter: blur(14px);
}

.site-nav {
  width: min(var(--container), calc(100% - var(--gutter) * 2));
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 260px;
}

.brand-mark {
  width: 52px;
  height: 64px;
  object-fit: contain;
  object-position: center;
  display: block;
  flex: 0 0 auto;
}

.brand-copy strong {
  display: block;
  font-size: 20px;
  line-height: 1.1;
  font-weight: 700;
}

.brand-copy span {
  display: block;
  margin-top: 4px;
  color: var(--color-muted);
  font: 11px/1.2 Arial, sans-serif;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  color: #4f4b45;
  font: 15px/1.4 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.nav-links a {
  outline-offset: 6px;
}

.nav-cta {
  padding: 11px 18px;
  background: var(--color-ink);
  color: var(--color-surface);
  border-radius: 4px;
  font-weight: 600;
}

.mobile-nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--color-line);
  border-radius: 4px;
  background: transparent;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.mobile-nav-toggle span {
  width: 18px;
  height: 2px;
  background: var(--color-ink);
}

.hero {
  width: min(var(--container), calc(100% - var(--gutter) * 2));
  min-height: 720px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(380px, 0.97fr);
  gap: 64px;
  align-items: center;
  padding: 72px 0 58px;
}

.hero-copy-block {
  position: relative;
  z-index: 2;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  color: var(--color-copper-dark);
  font: 600 14px/1.3 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.eyebrow::before {
  content: "";
  width: 42px;
  height: 1px;
  background: var(--color-copper);
}

h1 {
  margin: 26px 0 0;
  max-width: 760px;
  font-size: 4rem;
  line-height: 1.08;
  font-weight: 700;
}

.hero-lead {
  margin: 28px 0 0;
  max-width: 680px;
  color: var(--color-ink-soft);
  font-size: 18px;
  line-height: 1.95;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 34px;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 4px;
  font-weight: 600;
  border: 1px solid var(--color-ink);
}

.button-primary {
  background: var(--color-ink);
  color: var(--color-surface);
}

.button-secondary {
  background: transparent;
  color: var(--color-ink);
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  max-width: 690px;
  margin: 46px 0 0;
  padding: 0;
}

.facts div {
  padding: 20px 18px;
  border-top: 2px solid var(--color-copper);
  background: rgba(255, 255, 255, 0.72);
}

.facts dt {
  font-size: 24px;
  line-height: 1;
  font-weight: 700;
}

.facts dd {
  margin: 10px 0 0;
  color: var(--color-muted);
  font: 14px/1.5 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.hero-visual {
  position: relative;
  min-height: 610px;
  display: grid;
  align-items: center;
}

.hero-logo {
  position: absolute;
  right: 0;
  top: -24px;
  width: 380px;
  height: auto;
  object-fit: contain;
  object-position: center;
  display: block;
}

.consult-panel {
  position: relative;
  z-index: 2;
  width: 338px;
  margin-top: 210px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--color-line);
  box-shadow: 0 24px 50px rgba(67, 49, 31, 0.12);
}

.consult-panel h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.4;
}

.consult-panel p {
  margin: 10px 0 18px;
  color: var(--color-muted);
  font: 14px/1.8 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.consult-grid {
  display: flex;
  gap: 16px;
  align-items: center;
}

.consult-qr {
  width: 108px;
  height: 108px;
  object-fit: cover;
  border: 1px solid #ebe5db;
  display: block;
}

.consult-lines {
  color: var(--color-ink-soft);
  font: 600 15px/1.8 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.consult-lines span {
  display: block;
  color: var(--color-muted);
  font-weight: 400;
}

.section {
  border-top: 1px solid var(--color-line);
}

.section-white {
  background: var(--color-surface);
}

.section-muted {
  background: var(--color-muted-surface);
}

.section-inner {
  width: min(var(--container), calc(100% - var(--gutter) * 2));
  margin: 0 auto;
  padding: 78px 0;
}

.section-head {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 48px;
  align-items: end;
  margin-bottom: 36px;
}

.section-head h2 {
  margin: 0;
  font-size: 38px;
  line-height: 1.12;
}

.section-head p {
  margin: 0;
  color: var(--color-muted);
  font: 16px/1.9 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--color-line);
  border-left: 1px solid var(--color-line);
}

.service-item {
  min-height: 176px;
  padding: 26px 24px;
  border-right: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  background: var(--color-surface);
}

.service-item h3 {
  margin: 0;
  font-size: 21px;
  line-height: 1.3;
}

.service-item p {
  margin: 18px 0 0;
  color: var(--color-muted);
  font: 14px/1.75 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.lawyer-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
}

.lawyer-photo-frame {
  width: 100%;
  aspect-ratio: 4 / 5.1;
  overflow: hidden;
  background: #ddd;
}

.lawyer-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.lawyer-card:nth-child(1) img {
  object-fit: contain;
  object-position: center center;
  background: #111515;
}

.lawyer-card:nth-child(3) img {
  object-position: center 12%;
  transform: scale(1.5);
  transform-origin: center 20%;
}

.lawyer-card-body {
  padding: 20px 18px 22px;
}

.lawyer-card h3 {
  margin: 0;
  font-size: 24px;
  line-height: 1.2;
}

.lawyer-role {
  margin: 8px 0 0;
  color: var(--color-copper-dark);
  font: 600 14px/1.4 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.lawyer-card-body p:not(.lawyer-role) {
  margin: 14px 0 0;
  color: var(--color-muted);
  font: 14px/1.75 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.process-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.principle-panel {
  padding: 34px;
  background: var(--color-ink);
  color: var(--color-surface);
}

.principle-panel h2 {
  margin: 0;
  font-size: 36px;
  line-height: 1.16;
}

.principle-panel p {
  margin: 24px 0 0;
  color: #ded9cd;
  font: 16px/2 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.process-list {
  display: grid;
  gap: 14px;
}

.process-step {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 18px;
  padding: 22px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
}

.process-step span {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: var(--color-copper-dark);
  border: 1px solid rgba(184, 121, 56, 0.36);
  border-radius: 50%;
  font: 700 14px/1 Arial, sans-serif;
}

.process-step h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.25;
}

.process-step p {
  margin: 8px 0 0;
  color: var(--color-muted);
  font: 14px/1.75 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.site-footer {
  background: #2b2925;
  color: var(--color-surface);
}

.footer-inner {
  width: min(var(--container), calc(100% - var(--gutter) * 2));
  margin: 0 auto;
  padding: 54px 0;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 18px;
}

.footer-logo {
  width: 76px;
  height: 96px;
  object-fit: contain;
  object-position: center;
  display: block;
  flex: 0 0 auto;
}

.footer-brand h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.2;
}

.footer-brand p {
  margin: 16px 0 0;
  color: #d9d3c7;
  font: 15px/1.9 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.footer-contact {
  display: grid;
  gap: 12px;
  color: var(--color-surface);
  font: normal 16px/1.7 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.footer-contact a {
  text-decoration: none;
}

.footer-contact-group {
  display: flex;
  align-items: center;
  justify-content: end;
  gap: 26px;
}

.footer-qr {
  width: 132px;
  flex: 0 0 auto;
  text-align: center;
  color: #d9d3c7;
  font: 13px/1.5 "PingFang SC", "Microsoft YaHei", sans-serif;
}

.footer-qr-image {
  width: 132px;
  height: 132px;
  display: block;
  object-fit: cover;
  background: var(--color-surface);
  padding: 6px;
}

.footer-qr p {
  margin: 10px 0 0;
}

@media (max-width: 1080px) {
  h1 {
    font-size: 3.25rem;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr) 380px;
    gap: 34px;
  }

  .service-grid,
  .team-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  :root {
    --gutter: 18px;
  }

  .site-header {
    height: 68px;
  }

  .brand {
    min-width: 0;
  }

  .brand-mark {
    width: 42px;
    height: 54px;
  }

  .brand-copy strong {
    font-size: 17px;
  }

  .brand-copy span {
    font-size: 10px;
  }

  .mobile-nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: fixed;
    inset: 68px 0 auto 0;
    display: grid;
    gap: 0;
    padding: 10px 18px 20px;
    background: rgba(251, 250, 246, 0.98);
    border-bottom: 1px solid var(--color-line);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-120%);
    transition: transform 180ms ease;
    visibility: hidden;
    box-shadow: 0 18px 32px rgba(40, 34, 27, 0.12);
  }

  body.nav-open .nav-links {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    visibility: visible;
  }

  .nav-links a {
    padding: 14px 0;
    border-bottom: 1px solid rgba(222, 216, 202, 0.75);
  }

  .nav-cta {
    margin-top: 10px;
    padding: 12px 16px;
    text-align: center;
    border-bottom: 0;
  }

  .hero,
  .section-head,
  .process-layout,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 0;
    gap: 30px;
    padding: 42px 0 48px;
  }

  h1 {
    font-size: 2.75rem;
  }

  .hero-lead {
    font-size: 16px;
  }

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

  .hero-visual {
    min-height: 500px;
  }

  .hero-logo {
    right: 0;
    width: 280px;
    height: auto;
  }

  .consult-panel {
    width: min(100%, 338px);
    margin-top: 210px;
  }

  .section-inner {
    padding: 58px 0;
  }

  .section-head {
    gap: 16px;
  }

  .section-head h2,
  .principle-panel h2,
  .footer-brand h2 {
    font-size: 30px;
  }

  .footer-contact-group {
    justify-content: start;
  }
}

@media (max-width: 520px) {
  .brand-copy span {
    display: none;
  }

  h1 {
    font-size: 2.25rem;
  }

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

  .button {
    width: 100%;
  }

  .service-grid,
  .team-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 470px;
  }

  .hero-logo {
    width: 245px;
  }

  .consult-panel {
    padding: 20px;
  }

  .consult-grid {
    align-items: flex-start;
  }

  .consult-qr {
    width: 96px;
    height: 96px;
  }

  .process-step {
    grid-template-columns: 44px minmax(0, 1fr);
    padding: 18px;
  }

  .process-step span {
    width: 38px;
    height: 38px;
    font-size: 12px;
  }

  .footer-brand {
    align-items: flex-start;
  }

  .footer-logo {
    width: 58px;
    height: 78px;
  }

  .footer-contact-group {
    align-items: flex-start;
    flex-direction: column;
    gap: 22px;
  }

  .footer-qr {
    width: 150px;
    text-align: left;
  }

  .footer-qr-image {
    width: 150px;
    height: 150px;
  }
}