:root {
  --green: #1f7a4b;
  --green-dark: #135c38;
  --green-soft: #eef8f2;
  --green-line: #d7eadf;
  --ink: #13231b;
  --muted: #637267;
  --light: #f7fbf8;
  --white: #fff;
  --line: #e7eee9;
  --shadow: 0 18px 50px rgba(19, 92, 56, 0.11);
  --radius: 8px;
  --container: min(1160px, 92vw);
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  text-decoration: underline;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 100;
  padding: 0.6rem 1rem;
  background: var(--green-dark);
  color: #fff;
}

.skip-link:focus {
  left: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand img {
  width: 132px;
  height: auto;
}

.nav-desktop {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  margin-left: auto;
}

.nav-desktop a {
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  color: #47584e;
  font-size: 0.92rem;
}

.nav-desktop a:hover {
  color: var(--green-dark);
  background: var(--green-soft);
  text-decoration: none;
}

.header-phone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 0.9rem;
  border: 1px solid var(--green-line);
  border-radius: 999px;
  color: var(--green-dark);
  font-weight: 700;
  white-space: nowrap;
}

.header-phone:hover {
  background: var(--green-soft);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  border: 0;
  background: transparent;
  padding: 0.5rem;
  cursor: pointer;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  border-radius: 99px;
  background: var(--ink);
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0 4vw 1rem;
  border-top: 1px solid var(--line);
}

.mobile-nav a {
  padding: 0.55rem 0;
  color: #47584e;
}

.site-header.is-open .mobile-nav {
  display: flex;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  padding: clamp(3rem, 7vw, 6.5rem) 0;
  background:
    radial-gradient(circle at 88% 16%, rgba(31, 122, 75, 0.12), transparent 34%),
    linear-gradient(180deg, #fff 0%, #f8fcf9 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(31, 122, 75, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31, 122, 75, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 82%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 4.5rem);
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  max-width: 8em;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.06;
  letter-spacing: 0;
}

.hero-text {
  margin: 1.15rem 0 0;
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.72rem 1.18rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  box-shadow: 0 12px 26px rgba(31, 122, 75, 0.2);
}

.btn-ghost {
  color: var(--green-dark);
  background: #fff;
  border-color: var(--green-line);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
  margin: 2rem 0 0;
}

.hero-metrics div {
  padding: 0.9rem;
  border: 1px solid var(--green-line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
}

.hero-metrics dt {
  margin: 0;
  color: var(--green-dark);
  font-size: 1.45rem;
  font-weight: 900;
  line-height: 1;
}

.hero-metrics dd {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.hero-visual {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--green-soft);
}

.hero-visual img {
  width: 100%;
  height: clamp(320px, 42vw, 560px);
  object-fit: cover;
  object-position: center;
}

.hero-visual figcaption {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  display: grid;
  gap: 0.15rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
}

.hero-visual strong {
  color: var(--green-dark);
}

.hero-visual span {
  color: var(--muted);
  font-size: 0.88rem;
}

.section {
  padding: clamp(3.25rem, 7vw, 5.5rem) 0;
  background: #fff;
}

.section-soft {
  background: var(--light);
}

.section-head {
  max-width: 42rem;
  margin-bottom: 1.8rem;
}

.section-head h2,
.split-copy h2,
.contact-section h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3.4vw, 2.35rem);
  line-height: 1.22;
}

.section-head p:not(.eyebrow),
.split-copy p,
.contact-section p {
  margin: 0.75rem 0 0;
  color: var(--muted);
}

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

.service-card,
.feature-card {
  position: relative;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.service-card:hover,
.feature-card:hover {
  transform: translateY(-3px);
  border-color: var(--green-line);
  box-shadow: 0 14px 34px rgba(19, 92, 56, 0.08);
}

.service-card span {
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 900;
}

.service-card h3,
.feature-card h3 {
  margin: 0.45rem 0 0.45rem;
  font-size: 1.08rem;
}

.service-card p,
.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.service-card-wide {
  grid-column: span 2;
  background: linear-gradient(135deg, #fff, var(--green-soft));
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.86fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.split-reverse {
  grid-template-columns: minmax(340px, 0.86fr) minmax(0, 1fr);
}

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

.green-list {
  list-style: none;
  margin: 1.3rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.green-list li {
  position: relative;
  padding-left: 1.2rem;
  color: #405047;
}

.green-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--green);
}

.green-list strong {
  color: var(--green-dark);
}

.image-panel {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--green-soft);
}

.image-panel img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center bottom;
}

.image-panel-team img {
  aspect-ratio: 4 / 3;
  object-position: center;
}

.image-panel-crop-bottom img {
  object-position: center bottom;
}

.image-panel-office img {
  object-position: center;
}

.image-panel-certificate {
  padding: 1rem;
  background: linear-gradient(135deg, #fff, var(--green-soft));
}

.image-panel-certificate img {
  aspect-ratio: 4 / 3;
  object-fit: contain;
  object-position: center;
  border-radius: 6px;
  background: #fff;
}

.feature-layout {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.finance-panel {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(1.2rem, 3vw, 2rem);
  align-items: stretch;
}

.finance-image {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: #fff;
}

.finance-image img {
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
  object-position: center;
}

.finance-content {
  display: grid;
  gap: 1rem;
}

.finance-summary,
.finance-services article,
.finance-flow li {
  border: 1px solid var(--green-line);
  border-radius: var(--radius);
  background: #fff;
}

.finance-summary {
  padding: clamp(1.1rem, 2.5vw, 1.55rem);
  background: linear-gradient(135deg, #fff, var(--green-soft));
}

.finance-summary h3 {
  margin: 0 0 0.45rem;
  font-size: 1.35rem;
  line-height: 1.3;
}

.finance-summary p,
.finance-services p,
.finance-flow span {
  margin: 0;
  color: var(--muted);
}

.finance-services {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.finance-services article {
  padding: 1rem;
}

.finance-services span {
  color: var(--green);
  font-size: 0.75rem;
  font-weight: 900;
}

.finance-services h4 {
  margin: 0.35rem 0 0.3rem;
  font-size: 1rem;
}

.finance-services p {
  font-size: 0.88rem;
  line-height: 1.55;
}

.finance-flow {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.finance-flow li {
  position: relative;
  padding: 1rem 1rem 1rem 1.15rem;
  overflow: hidden;
}

.finance-flow li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--green);
}

.finance-flow strong,
.finance-flow span {
  display: block;
}

.finance-flow strong {
  color: var(--green-dark);
}

.finance-flow span {
  margin-top: 0.22rem;
  font-size: 0.88rem;
  line-height: 1.55;
}

.feature-card ul {
  margin: 1rem 0 0;
  padding-left: 1.15rem;
  color: #405047;
  font-size: 0.92rem;
}

.feature-card li {
  margin-bottom: 0.45rem;
}

.mini-grid,
.dashboard-card,
.advantage-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.4rem;
}

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

.mini-grid div,
.dashboard-card div,
.advantage-grid div {
  padding: 0.9rem;
  border: 1px solid var(--green-line);
  border-radius: var(--radius);
  background: #fff;
}

.mini-grid strong,
.mini-grid span,
.dashboard-card strong,
.dashboard-card span {
  display: block;
}

.mini-grid strong,
.dashboard-card strong {
  color: var(--green-dark);
}

.mini-grid span,
.dashboard-card span {
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.dashboard-card {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 1rem;
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(31, 122, 75, 0.08), rgba(31, 122, 75, 0.02)),
    #fff;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.ip-showcase {
  display: grid;
  grid-template-columns: minmax(320px, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(1.25rem, 3vw, 2rem);
  align-items: stretch;
}

.ip-visual {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 360px;
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid var(--green-line);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 80% 14%, rgba(31, 122, 75, 0.12), transparent 34%),
    linear-gradient(135deg, #fff, var(--green-soft));
  box-shadow: var(--shadow);
}

.ip-visual img {
  width: min(100%, 520px);
  border-radius: 6px;
  box-shadow: 0 14px 34px rgba(19, 92, 56, 0.12);
}

.ip-content {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.ip-card {
  padding: clamp(1rem, 2.4vw, 1.35rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.ip-card > span {
  display: inline-flex;
  margin-bottom: 0.55rem;
  color: var(--green);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ip-card h3 {
  margin: 0 0 0.45rem;
  font-size: 1.22rem;
}

.ip-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1rem;
}

.tags span {
  padding: 0.42rem 0.68rem;
  border-radius: 999px;
  background: var(--green-soft);
  color: var(--green-dark);
  font-size: 0.84rem;
  font-weight: 700;
}

.ip-flow {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.ip-flow li {
  position: relative;
  padding: 0.85rem 0.9rem 0.85rem 2.1rem;
  border: 1px solid var(--green-line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--green-dark);
  font-weight: 800;
}

.ip-flow li::before {
  content: counter(list-item);
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.05rem;
  height: 1.05rem;
  border-radius: 999px;
  background: var(--green);
  color: #fff;
  font-size: 0.68rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

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

.advantage-grid div {
  color: var(--green-dark);
  font-weight: 800;
}

.contact-section {
  background: linear-gradient(135deg, var(--green-dark), var(--green));
  color: #fff;
}

.contact-section .eyebrow,
.contact-section h2,
.contact-section p {
  color: #fff;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.7fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.contact-list {
  display: grid;
  gap: 0.9rem;
  margin: 1.5rem 0 0;
}

.contact-list div {
  padding-bottom: 0.9rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
}

.contact-list dt {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
}

.contact-list dd {
  margin: 0.15rem 0 0;
  color: #fff;
  font-size: 1.02rem;
}

.contact-list a {
  color: #fff;
}

.contact-form {
  display: grid;
  gap: 0.85rem;
  padding: 1.2rem;
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  box-shadow: var(--shadow);
}

.contact-form h3 {
  margin: 0;
}

.contact-form label {
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.72rem 0.8rem;
  font: inherit;
  color: var(--ink);
  background: #fbfdfb;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(31, 122, 75, 0.12);
}

.site-footer {
  padding: 1.4rem 0;
  border-top: 1px solid var(--line);
  background: #fff;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  color: var(--muted);
  font-size: 0.86rem;
}

.footer-inner p {
  margin: 0;
}

.footer-inner div {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 1020px) {
  .nav-desktop,
  .header-phone {
    display: none;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .hero-grid,
  .split,
  .split-reverse,
  .finance-panel,
  .ip-showcase,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .split-reverse .split-copy {
    order: 0;
  }

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

@media (max-width: 680px) {
  body {
    font-size: 15px;
  }

  .hero {
    min-height: auto;
    padding-top: 2.5rem;
  }

  .hero h1 {
    max-width: none;
  }

  .service-grid,
  .feature-layout,
  .finance-services,
  .finance-flow,
  .ip-content,
  .ip-flow,
  .mini-grid,
  .dashboard-card,
  .two-col,
  .advantage-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .hero-metrics div:last-child {
    grid-column: 1 / -1;
  }

  .service-card-wide {
    grid-column: 1 / -1;
  }

  .hero-visual img {
    height: 260px;
  }

  .hero-visual figcaption {
    position: static;
    border-radius: 0;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .service-grid,
  .feature-layout,
  .finance-services,
  .finance-flow,
  .ip-content,
  .ip-flow,
  .mini-grid,
  .dashboard-card,
  .two-col,
  .advantage-grid {
    gap: 0.55rem;
  }

  .service-card,
  .feature-card,
  .finance-services article,
  .finance-flow li,
  .ip-card,
  .ip-flow li,
  .mini-grid div,
  .dashboard-card div,
  .advantage-grid div {
    padding: 0.78rem;
  }

  .service-card h3,
  .feature-card h3,
  .ip-card h3 {
    font-size: 0.98rem;
  }

  .service-card p,
  .feature-card p,
  .finance-services p,
  .finance-flow span,
  .ip-card p,
  .mini-grid span,
  .dashboard-card span {
    font-size: 0.8rem;
    line-height: 1.45;
  }

  .ip-flow li {
    padding: 1.65rem 0.7rem 0.7rem;
  }

  .ip-flow li::before {
    left: 0.7rem;
    top: 0.55rem;
    transform: none;
  }

  .finance-flow li {
    padding-left: 0.78rem;
  }
}