/* ===================================================================
   金码数字 JINMA DIGITAL — Google (about.google) 风格设计系统
   白底 · 大留白 · 圆角卡片 · 彩色图标圆点 · 粗体圆体字
=================================================================== */

:root {
  --white:      #FFFFFF;
  --bg-soft:    #F6F4EE;
  --ink:        #15140F;
  --ink-soft:   #56534A;
  --ink-faint:  #8B8778;
  --border:     #E7E2D3;

  --gold:       #B8912E;
  --gold-deep:  #8C6B1F;
  --gold-soft:  #F3E6BE;

  --blue:       #2F5D8A;
  --blue-soft:  #E1EAF2;
  --green:      #3D7A5C;
  --green-soft: #E2EFE8;
  --terracotta: #B5562E;
  --terracotta-soft: #F3E2D8;

  --dark:       #15140F;

  --font-display: "Noto Sans SC", "Manrope", sans-serif;
  --font-body:    "Noto Sans SC", "PingFang SC", sans-serif;
  --font-latin:   "Manrope", sans-serif;

  --content-w: 1200px;
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --gap-section: clamp(64px, 9vw, 128px);
  --ease-soft: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--ink);
  margin: 0;
  letter-spacing: -0.01em;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
ul, dl { margin: 0; padding: 0; list-style: none; }

.icon { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- 通用布局 ---------- */
.section-inner {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 32px;
}
.section { padding: var(--gap-section) 0; position: relative; }
.section-soft { background: var(--bg-soft); }

.eyebrow {
  font-family: var(--font-latin);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--gold-deep);
  margin-bottom: 14px;
  text-transform: uppercase;
}
.eyebrow--light { color: var(--gold-soft); }

.section-title {
  font-size: clamp(28px, 3.2vw, 40px);
  line-height: 1.3;
}
.section-title--light { color: var(--white); }

.section-desc {
  font-size: 16.5px;
  color: var(--ink-soft);
  max-width: 620px;
  margin-top: 16px;
}

.section-head { margin-bottom: 52px; max-width: 680px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .section-desc { margin-left: auto; margin-right: auto; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 32px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background .3s var(--ease-soft), color .3s var(--ease-soft), border-color .3s var(--ease-soft), transform .3s var(--ease-soft), box-shadow .3s var(--ease-soft);
}
.btn-primary {
  background: var(--ink);
  color: var(--white);
}
.btn-primary:hover { background: var(--gold-deep); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(140,107,31,.25); }
.btn-ghost {
  border-color: var(--border);
  color: var(--ink);
  background: var(--white);
}
.btn-ghost:hover { border-color: var(--ink); transform: translateY(-2px); }
.btn-block { width: 100%; }

/* ---------- 图标圆点色系 ---------- */
.mv-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px; height: 52px;
  border-radius: 50%;
  margin-bottom: 20px;
}
.c-gold       { background: var(--gold-soft);       color: var(--gold-deep); }
.c-blue       { background: var(--blue-soft);       color: var(--blue); }
.c-green      { background: var(--green-soft);      color: var(--green); }
.c-terracotta { background: var(--terracotta-soft); color: var(--terracotta); }

/* =====================================================
   顶部导航
===================================================== */
.site-header {
  position: sticky;
  top: 0; left: 0; right: 0;
  z-index: 500;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease-soft), box-shadow .3s var(--ease-soft);
}
.site-header.is-scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 4px 20px rgba(0,0,0,.04);
}

.header-inner {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand { display: flex; align-items: center; }
.brand-logo { height: 34px; width: auto; display: block; }

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  font-size: 14.5px;
  font-weight: 500;
}
.main-nav a {
  position: relative;
  color: var(--ink-soft);
  transition: color .3s var(--ease-soft);
}
.main-nav a:hover { color: var(--ink); }
.main-nav a.nav-cta {
  color: var(--white);
  background: var(--ink);
  padding: 10px 22px;
  border-radius: 999px;
  font-weight: 700;
}
.main-nav a.nav-cta:hover { background: var(--gold-deep); }

.nav-toggle {
  display: none;
  width: 34px; height: 34px;
  border: none; background: none;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
}
.nav-toggle span {
  display: block; height: 2px; width: 100%;
  border-radius: 2px;
  background: var(--ink);
  transition: transform .3s var(--ease-soft), opacity .3s var(--ease-soft);
}

/* =====================================================
   Hero
===================================================== */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 60px;
}

.blob-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 32px;
  text-align: center;
}

.hero-title {
  font-size: clamp(42px, 7vw, 76px);
  line-height: 1.15;
  margin: 22px 0 26px;
  letter-spacing: -0.02em;
}
.hero-title-accent { color: var(--gold); }

.hero-sub {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 560px;
  margin: 0 auto 36px;
}

.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.hero-tags {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 40px;
}
.hero-tags span {
  font-family: var(--font-latin);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .03em;
  color: var(--ink-soft);
  background: var(--white);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 999px;
}

/* =====================================================
   数据速览 Stats
===================================================== */
.stats { padding: 40px 0 var(--gap-section); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat { display: flex; flex-direction: column; gap: 8px; }
.stat-num {
  font-family: var(--font-latin);
  font-weight: 800;
  font-size: clamp(34px, 4vw, 48px);
  color: var(--gold-deep);
  letter-spacing: -0.02em;
}
.stat-num em { font-style: normal; font-size: .55em; margin-left: 2px; }
.stat-label { font-size: 14px; color: var(--ink-soft); max-width: 180px; margin: 0 auto; }

/* =====================================================
   占位图片
===================================================== */
.img-placeholder {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  border: 1.5px dashed var(--border);
  background: var(--bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--ink-faint);
  font-family: var(--font-latin);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .02em;
  padding: 20px;
}
.img-placeholder span { line-height: 1.8; }
.img-placeholder::before {
  content: attr(data-size);
  position: absolute;
  top: 14px; left: 18px;
  font-size: 10px;
  opacity: .7;
}

/* =====================================================
   关于我们 About
===================================================== */
.about-grid {
  display: grid;
  grid-template-columns: .85fr 1fr;
  gap: 72px;
  align-items: center;
}

.about-lead {
  font-size: 17px;
  color: var(--ink-soft);
  margin: 20px 0 18px;
}
.about-note {
  font-size: 15px;
  color: var(--ink-faint);
  margin-bottom: 32px;
  padding-left: 18px;
  border-left: 3px solid var(--gold-soft);
}

.pill-row { display: flex; flex-direction: column; gap: 12px; }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  background: var(--bg-soft);
  border-radius: 999px;
  padding: 10px 18px;
  width: fit-content;
}
.pill .icon { width: 18px; height: 18px; color: var(--gold-deep); }

/* =====================================================
   使命愿景 / 卡片网格通用
===================================================== */
.mv-grid, .culture-grid, .adv-grid, .strength-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.culture-grid, .adv-grid, .strength-grid { grid-template-columns: repeat(4, 1fr); }

.mv-card, .culture-card, .adv-card, .strength-card, .mgmt-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 34px 28px;
  transition: transform .35s var(--ease-soft), box-shadow .35s var(--ease-soft);
}
.mv-card:hover, .culture-card:hover, .adv-card:hover, .strength-card:hover, .mgmt-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(21,20,15,.08);
}
.mv-card h3, .culture-card h3, .adv-card h3, .strength-card h3, .mgmt-card h3 {
  font-size: 18px; margin-bottom: 10px;
}
.mv-card p, .culture-card p, .adv-card p, .strength-card p, .mgmt-card p {
  font-size: 14.5px; color: var(--ink-soft);
}
.section-soft .mv-card, .section-soft .adv-card, .section-soft .strength-card, .section-soft .mgmt-card {
  background: var(--white);
}

/* =====================================================
   服务能力 Capabilities
===================================================== */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.cap-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 34px 28px;
  border: 1px solid var(--border);
  transition: transform .35s var(--ease-soft), box-shadow .35s var(--ease-soft);
}
.cap-card:hover { transform: translateY(-6px); box-shadow: 0 20px 40px rgba(21,20,15,.08); }
.cap-card--featured { background: var(--gold-soft); border-color: transparent; }
.cap-card h3 { font-size: 18px; margin-bottom: 10px; display: flex; flex-direction: column; gap: 2px; }
.cap-card h3 em { font-style: normal; font-size: 11px; font-weight: 700; color: var(--gold-deep); text-transform: uppercase; letter-spacing: .04em; }
.cap-card p { font-size: 14.5px; color: var(--ink-soft); }

/* =====================================================
   应用场景 chips
===================================================== */
.scenario-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}
.chip {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  color: var(--ink);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  padding: 14px 28px;
  border-radius: 999px;
  transition: background .3s var(--ease-soft), transform .3s var(--ease-soft);
}
.chip:hover { background: var(--gold-soft); transform: translateY(-3px); }

/* =====================================================
   案例展示 Gallery Carousel
===================================================== */
.gallery-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.carousel-controls { display: flex; gap: 12px; }
.carousel-btn {
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--white);
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .3s var(--ease-soft), border-color .3s var(--ease-soft), color .3s var(--ease-soft), transform .3s var(--ease-soft);
}
.carousel-btn:hover { background: var(--ink); border-color: var(--ink); color: var(--white); transform: translateY(-2px); }
.carousel-btn:disabled { opacity: .35; cursor: default; pointer-events: none; }
.carousel-btn .icon { width: 20px; height: 20px; }

.carousel {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.carousel-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 4px;
  scrollbar-width: none;
}
.carousel-track::-webkit-scrollbar { display: none; }

.carousel-slide {
  position: relative;
  flex: 0 0 100%;
  scroll-snap-align: start;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.img-placeholder--wide { aspect-ratio: 16 / 9; border-radius: var(--radius-lg); }

.content-image {
  display: block;
  width: 100%;
  object-fit: cover;
}
.content-image--portrait {
  height: 100%;
  min-height: 460px;
  border-radius: var(--radius-lg);
}
.content-image--wide {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
}

.carousel-caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 28px 32px;
  background: linear-gradient(0deg, rgba(21,20,15,.72), transparent 80%);
  color: var(--white);
}
.carousel-caption h3 { font-size: 19px; color: var(--white); margin-bottom: 4px; }
.carousel-caption p { font-family: var(--font-latin); font-size: 12px; letter-spacing: .04em; opacity: .8; }

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
}
.carousel-dots button {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--border);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background .3s var(--ease-soft), transform .3s var(--ease-soft), width .3s var(--ease-soft);
}
.carousel-dots button.is-active {
  background: var(--gold);
  width: 26px;
  border-radius: 999px;
}

@media (max-width: 760px) {
  .carousel-caption { padding: 20px; }
  .carousel-btn { width: 40px; height: 40px; }
  .content-image--portrait { min-height: 360px; }
}

/* =====================================================
   管理体系 Management
===================================================== */
.mgmt-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* =====================================================
   加入我们 Careers
===================================================== */
.job-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}
.job-card {
  background: var(--bg-soft);
  border-radius: var(--radius-md);
  padding: 28px 24px;
}
.job-card h3 { font-size: 16px; margin-bottom: 10px; }
.job-card p { font-size: 13.5px; color: var(--ink-soft); }

.careers-note {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  border-top: 1px solid var(--border);
  padding-top: 32px;
}
.careers-note h3 { font-size: 15px; margin-bottom: 8px; }
.careers-note p { font-size: 14px; color: var(--ink-soft); }

/* =====================================================
   联系我们 Contact
===================================================== */
.contact { background: var(--dark); border-radius: var(--radius-lg) var(--radius-lg) 0 0; margin-top: var(--gap-section); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}
.contact-lead { color: rgba(255,255,255,.62); font-size: 16px; margin: 18px 0 34px; max-width: 420px; }

.contact-list { display: flex; flex-direction: column; gap: 22px; }
.contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  color: var(--white);
}
.contact-list .icon { color: var(--gold); flex: none; margin-top: 2px; }
.contact-list span { display: block; font-size: 12px; color: rgba(255,255,255,.5); margin-bottom: 4px; }
.contact-list strong { font-size: 16px; font-weight: 600; }

.contact-form {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius-lg);
}
.form-row { margin-bottom: 20px; }
.form-row label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 8px;
}
.form-row input, .form-row textarea {
  width: 100%;
  background: var(--bg-soft);
  border: 1.5px solid transparent;
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink);
  resize: vertical;
  transition: border-color .3s var(--ease-soft), background .3s var(--ease-soft);
}
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--gold);
  background: var(--white);
}
.form-note {
  margin-top: 14px;
  font-size: 12px;
  color: var(--ink-faint);
  text-align: center;
}
.form-success {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
}
.form-success-image { display: block; width: 100%; height: 100%; object-fit: cover; }
.contact-form { position: relative; }

/* =====================================================
   Footer
===================================================== */
.site-footer {
  background: var(--dark);
  color: var(--white);
  padding: 0 0 40px;
}
.footer-inner {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.footer-top { padding-top: 8px; }
.footer-brand { display: flex; align-items: baseline; gap: 12px; }
.footer-wordmark { font-family: var(--font-display); font-weight: 800; font-size: 20px; color: var(--gold); }
.footer-en { font-family: var(--font-latin); font-size: 11px; letter-spacing: .12em; color: rgba(255,255,255,.4); }
.footer-tagline { color: rgba(255,255,255,.5); font-size: 14px; margin-top: 8px; }

.footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,.1);
  border-bottom: 1px solid rgba(255,255,255,.1);
  padding: 22px 0;
}
.footer-links a { font-size: 14px; color: rgba(255,255,255,.65); transition: color .3s var(--ease-soft); }
.footer-links a:hover { color: var(--white); }

.footer-copy { font-size: 12.5px; color: rgba(255,255,255,.35); }

/* =====================================================
   滚动淡入
===================================================== */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s var(--ease-soft), transform .8s var(--ease-soft);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* =====================================================
   响应式
===================================================== */
@media (max-width: 1000px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .mv-grid { grid-template-columns: 1fr 1fr; }
  .culture-grid, .adv-grid, .strength-grid, .mgmt-grid, .cap-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .job-grid { grid-template-columns: 1fr 1fr; }
  .careers-note { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .main-nav {
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: min(80vw, 320px);
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 28px;
    padding: 40px;
    transform: translateX(100%);
    transition: transform .45s var(--ease-soft);
    box-shadow: -8px 0 30px rgba(0,0,0,.08);
  }
  .main-nav.is-open { transform: translateX(0); }
  .nav-toggle { display: flex; }
  .nav-toggle.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  .nav-toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

  .mv-grid, .culture-grid, .adv-grid, .strength-grid, .mgmt-grid, .cap-grid, .job-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .contact-form { padding: 28px 22px; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 38px; }
}