@font-face {
  font-family: "Mundial";
  src: url("../fonts/n4.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Mundial";
  src: url("../fonts/n6.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Mundial";
  src: url("../fonts/n7.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Mundial";
  src: url("../fonts/i7.woff2") format("woff2");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

:root {
  --brand: #007041;
  --brand-dark: #005531;
  --brand-darker: #003c23;
  --brand-light: #e6f1ec;
  --text: #1a1f24;
  --text-muted: #5a6570;
  --bg: #ffffff;
  --bg-alt: #f2f8f5;
  --border: #d1e4db;
  --white: #ffffff;
  --container: 1120px;
  --radius: 4px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Mundial", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica,
    Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4 {
  font-family: "Mundial", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica,
    Arial, sans-serif;
  font-weight: 600;
  line-height: 1.25;
  color: var(--text);
  margin: 0 0 0.6em;
}

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.65rem;
}

h3 {
  font-size: 1.2rem;
}

p {
  margin: 0 0 1rem;
}

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  color: var(--brand-dark);
  text-decoration: underline;
}

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

ul {
  margin: 0 0 1rem;
  padding-left: 1.15rem;
}

li {
  margin-bottom: 0.35rem;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

.cn {
  color: var(--text-muted);
  font-weight: 400;
  font-size: 0.85em;
}

.eyebrow {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brand);
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.lede {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 62ch;
}

/* ---------- placeholder blocks ---------- */
.ph {
  background: var(--brand);
  border-radius: var(--radius);
}

.ph--dark {
  background: var(--brand-dark);
}

.ph--darker {
  background: var(--brand-darker);
}

.ph--light {
  background: var(--brand-light);
}

.ph--striped {
  background: repeating-linear-gradient(135deg,
      var(--brand),
      var(--brand) 14px,
      var(--brand-dark) 14px,
      var(--brand-dark) 28px);
}

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--white);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-height: 72px;
  padding-block: 0.65rem;
}

.brand {
  display: flex;
  align-items: center;
  color: var(--text);
  text-decoration: none;
  min-width: 0;
  flex: 1;
}

.brand:hover {
  text-decoration: none;
  color: var(--text);
}

.brand-logo {
  display: block;
  height: 40px;
  width: auto;
  max-width: min(220px, 52vw);
  object-fit: contain;
  object-position: left center;
}

@media (max-width: 480px) {
  .brand-logo {
    height: 32px;
  }
}

.nav-toggle-cb {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  cursor: pointer;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  flex: none;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--brand);
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.35rem;
}

.nav-list li {
  margin: 0;
}

.nav-link {
  display: inline-block;
  padding: 0.4rem 0;
  color: var(--text);
  font-size: 0.92rem;
  border-bottom: 2px solid transparent;
}

.nav-link:hover {
  color: var(--brand);
  text-decoration: none;
  border-bottom-color: var(--border);
}

.nav-link.is-active {
  color: var(--brand);
  border-bottom-color: var(--brand);
  font-weight: 600;
}

@media (max-width: 900px) {
  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 10px 24px rgba(0, 60, 35, 0.08);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }

  .nav-toggle-cb:checked~.site-nav {
    max-height: 70vh;
    overflow: auto;
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 20px 1rem;
  }

  .nav-link {
    display: block;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 1rem;
  }

  .nav-link.is-active {
    border-bottom-color: var(--border);
  }
}

@media (min-width: 901px) {
  .nav-toggle {
    display: none;
  }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.7rem 1.5rem;
  background: var(--brand);
  color: var(--white);
  border: 1px solid var(--brand);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

.btn:hover {
  background: var(--brand-dark);
  border-color: var(--brand-dark);
  color: var(--white);
  text-decoration: none;
}

.btn--ghost {
  background: transparent;
  color: var(--brand);
}

.btn--ghost:hover {
  background: var(--brand-light);
  color: var(--brand-dark);
}

.btn--on-brand {
  background: var(--white);
  color: var(--brand);
  border-color: var(--white);
}

.btn--on-brand:hover {
  background: var(--brand-light);
  color: var(--brand-dark);
  border-color: var(--brand-light);
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  background: var(--brand-darker);
  color: var(--white);
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(0, 60, 35, 0.88) 0%, rgba(0, 85, 49, 0.72) 48%, rgba(0, 112, 65, 0.45) 100%),
    url("../images/hero.png") center / cover no-repeat;
}

.hero-inner {
  position: relative;
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
  max-width: 46rem;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(1.75rem, 5vw, 3.1rem);
  margin-bottom: 0.5rem;
  overflow-wrap: anywhere;
}

.hero .hero-org {
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: 1rem;
}

.hero .lede {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

@media (min-width: 1024px) {
  .hero-inner {
    padding-top: 6rem;
    padding-bottom: 6rem;
  }
}

@media (max-width: 600px) {
  .hero-inner {
    padding-top: 2.75rem;
    padding-bottom: 2.75rem;
  }

  .hero h1 {
    font-size: 1.65rem;
    line-height: 1.3;
    margin-bottom: 0.85rem;
  }

  .hero .hero-org {
    font-size: 0.78rem;
    letter-spacing: 0.06em;
    margin-bottom: 0.75rem;
    line-height: 1.45;
  }

  .hero .lede {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
  }

  .hero-actions {
    gap: 0.65rem;
  }

  .hero-actions .btn {
    width: 100%;
    min-height: 44px;
  }
}

/* ---------- page hero (inner pages) ---------- */
.page-hero {
  background:
    linear-gradient(105deg, rgba(0, 85, 49, 0.92), rgba(0, 112, 65, 0.82)),
    url("../images/office.jpg") center / cover no-repeat;
  color: var(--white);
  padding: 2.5rem 0;
}

.page-hero h1 {
  color: var(--white);
  margin-bottom: 0.4rem;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
  max-width: 60ch;
}

.page-hero .eyebrow {
  color: rgba(255, 255, 255, 0.75);
}

@media (min-width: 1024px) {
  .page-hero {
    padding: 3.5rem 0;
  }
}

/* ---------- sections ---------- */
.section {
  padding: 3rem 0;
}

.section--alt {
  background: var(--bg-alt);
}

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

.section--brand h2,
.section--brand h3 {
  color: var(--white);
}

.section--brand p {
  color: rgba(255, 255, 255, 0.9);
}

.section--brand .eyebrow {
  color: rgba(255, 255, 255, 0.75);
}

.section-head {
  max-width: 62ch;
  margin-bottom: 2rem;
}

.section-head h2 {
  margin-bottom: 0.5rem;
}

@media (min-width: 1024px) {
  .section {
    padding: 4.5rem 0;
  }
}

/* ---------- grids ---------- */
.grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {

  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---------- cards ---------- */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
}

.card h3 {
  margin-bottom: 0.35rem;
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.services-intro {
  margin-bottom: 2rem;
}

.card-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 1rem;
  object-fit: contain;
  background: transparent;
  display: block;
}

.card--link p {
  flex: 1;
}

.media-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
}

.split-media {
  overflow: hidden;
  padding: 0;
  background: transparent;
}

.split-media .media-img {
  width: 100%;
  height: 100%;
  min-height: 100%;
}

.card-media {
  aspect-ratio: 16 / 9;
  margin: -1.5rem -1.5rem 1.25rem;
  border-radius: var(--radius) var(--radius) 0 0;
  width: calc(100% + 3rem);
  height: auto;
  object-fit: cover;
  display: block;
  background: var(--brand-light);
}

.card-link {
  margin-top: auto;
  font-weight: 600;
  font-size: 0.92rem;
}

.card--link:hover {
  border-color: var(--brand);
  box-shadow: 0 6px 18px rgba(0, 112, 65, 0.08);
}

/* ---------- stats ---------- */
.stats {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

.stat {
  border-left: 3px solid var(--brand);
  padding: 0.35rem 0 0.35rem 1rem;
}

.stat-num {
  display: block;
  font-family: "Mundial", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica,
    Arial, sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--brand);
  line-height: 1.1;
}

.section--brand .stat {
  border-left-color: rgba(255, 255, 255, 0.6);
}

.section--brand .stat-num {
  color: var(--white);
}

.stat-label {
  font-size: 0.92rem;
  color: var(--text-muted);
}

.section--brand .stat-label {
  color: rgba(255, 255, 255, 0.9);
}

@media (min-width: 700px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .stats--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .stats--4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---------- split (media + text) ---------- */
.split {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
  align-items: center;
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.split:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.split-media {
  aspect-ratio: 16 / 10;
}

.split h2,
.split h3 {
  margin-bottom: 0.3rem;
}

.split-tags {
  font-size: 0.9rem;
  color: var(--brand);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

@media (min-width: 900px) {
  .split {
    grid-template-columns: 5fr 7fr;
    gap: 2.5rem;
    padding: 3rem 0;
  }

  .split--reverse .split-media {
    order: 2;
  }

  .split-media {
    aspect-ratio: 4 / 3;
  }
}

/* ---------- lists ---------- */
.list-plain {
  list-style: none;
  padding: 0;
}

.list-plain li {
  position: relative;
  padding-left: 1.15rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.list-plain li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  background: var(--brand);
  border-radius: 50%;
}

/* ---------- timeline ---------- */
.timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  border-left: 2px solid var(--border);
}

.timeline li {
  position: relative;
  padding: 0 0 1.75rem 1.5rem;
  margin: 0;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 0.5rem;
  width: 14px;
  height: 14px;
  background: var(--brand);
  border-radius: 50%;
  border: 3px solid var(--white);
}

.timeline-year {
  display: block;
  font-family: "Mundial", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica,
    Arial, sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--brand);
}

.timeline p {
  color: var(--text-muted);
  margin: 0.25rem 0 0;
}

/* ---------- team ---------- */
.person {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.person-avatar {
  width: 64px;
  height: 64px;
  flex: none;
  border-radius: 50%;
}

.person-name {
  font-weight: 700;
  margin: 0;
}

.person-role {
  color: var(--brand);
  font-size: 0.9rem;
  margin: 0 0 0.4rem;
}

.person-contact {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
}

/* ---------- location cards ---------- */
.location {
  background: var(--white);
  border: 1px solid var(--border);
  border-left: 3px solid var(--brand);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
}

.location h3 {
  margin-bottom: 0.35rem;
  font-size: 1.05rem;
}

.location p {
  margin: 0 0 0.35rem;
  font-size: 0.93rem;
  color: var(--text-muted);
}

.location p:last-child {
  margin-bottom: 0;
}

.location--hq {
  border-left-width: 6px;
  background: var(--brand-light);
}

/* ---------- form ---------- */
.form {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.field input,
.field select,
.field textarea {
  font: inherit;
  font-size: 16px;
  color: var(--text);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.7rem 0.8rem;
  min-height: 46px;
  width: 100%;
}

.field textarea {
  min-height: 130px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--brand);
  outline-offset: 1px;
  border-color: var(--brand);
}

.field--full {
  grid-column: 1 / -1;
}

.form .btn {
  width: 100%;
}

@media (min-width: 700px) {
  .form {
    grid-template-columns: repeat(2, 1fr);
  }

  .form .btn {
    width: auto;
    justify-self: start;
  }
}

/* ---------- QR / callout ---------- */
.qr-block {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  flex-wrap: wrap;
}

.qr-code {
  width: 120px;
  height: 120px;
  flex: none;
}

/* ---------- footer ---------- */
.site-footer {
  background: var(--brand-darker);
  color: rgba(255, 255, 255, 0.85);
  padding: 2.5rem 0 1.5rem;
  font-size: 0.93rem;
}

.site-footer h4 {
  color: var(--white);
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.85);
}

.site-footer a:hover {
  color: var(--white);
}

.footer-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}

.footer-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-list li {
  margin-bottom: 0.45rem;
}

.footer-badge {
  display: block;
  width: 180px;
  height: auto;
  margin-top: 1rem;
  background: var(--white);
  border-radius: var(--radius);
  padding: 0.55rem 0.7rem;
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
}

@media (min-width: 700px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}