:root{
  --bg:#f6f4f1;
  --card:#ffffff;
  --text:#0b1220;
  --muted:#5b6b7f;

  --azul:#1f5d9c;
  --azul2:#2e7db9;
  --gold:#c7a26d;

  --border: rgba(11, 18, 32, .10);
  --shadow: 0 18px 46px rgba(2, 6, 23, .16);
  --shadow-soft: 0 12px 30px rgba(2, 6, 23, .10);

  --radius: 18px;
  --radius-lg: 26px;
  --max: 1120px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, "Noto Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color:var(--text);
  background: var(--bg);
}

a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }

.container{
  width:min(var(--max), calc(100% - 40px));
  margin:0 auto;
}

.muted{ color:var(--muted); }
.lead{ font-size:1.05rem; line-height:1.7; color: rgba(255,255,255,.86); }
h1,h2,h3{ margin:0 0 10px 0; letter-spacing:-.02em; }
h1{ font-size: clamp(2.0rem, 3.2vw, 3.1rem); line-height:1.08; color:#fff; }
h2{ font-size: clamp(1.55rem, 2.2vw, 2.2rem); line-height:1.15; }
h3{ font-size: 1.1rem; }

.section{
  padding: 76px 0;
}

.section-soft{
  background: linear-gradient(180deg, rgba(31,93,156,.06), rgba(199,162,109,.04));
  border-top: 1px solid rgba(11, 18, 32, .06);
  border-bottom: 1px solid rgba(11, 18, 32, .06);
}

.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap: 18px;
  margin-bottom: 26px;
}
.section-head p{ margin:0; max-width: 620px; }

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding: 12px 16px;
  border-radius: 14px;
  font-weight: 650;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  cursor:pointer;
  white-space:nowrap;
}
.btn:hover{ transform: translateY(-1px); box-shadow: var(--shadow-soft); }

.btn-primary{
  background: linear-gradient(135deg, var(--azul), var(--azul2));
  color:#fff;
}
.btn-ghost{
  background: rgba(255,255,255,.14);
  color:#fff;
  border-color: rgba(255,255,255,.22);
  backdrop-filter: blur(10px);
}
.btn-soft{
  background: rgba(31,93,156,.10);
  border-color: rgba(31,93,156,.18);
  color: var(--azul);
}

/* HERO */
.hero{
  position:relative;
  min-height: 76vh;
  display:flex;
  flex-direction:column;
  justify-content:flex-start;
  overflow:hidden;
}
.hero-bg{
  position:absolute;
  inset:0;
  background-image: url('hero_bg.jpg');
  background-size: cover;
  background-position: center;
  transform: scale(1.02);
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(1200px 520px at 12% 28%, rgba(15,23,42,.62), rgba(15,23,42,.15) 55%, rgba(15,23,42,.10)),
    linear-gradient(180deg, rgba(11,18,32,.52), rgba(11,18,32,.18) 55%, rgba(246,244,241,1) 100%);
}
.hero-nav{
  position:relative;
  z-index:2;
  padding: 18px 0;
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  color:#fff;
  font-weight:800;
  letter-spacing:.02em;
}
.brand img{
  width: 34px; height: 34px;
  filter: drop-shadow(0 6px 14px rgba(0,0,0,.28));
}
.nav-links{
  display:flex;
  align-items:center;
  gap:16px;
  color: rgba(255,255,255,.88);
  font-weight:650;
}
.nav-links a{ padding:8px 10px; border-radius: 12px; }
.nav-links a:hover{ background: rgba(255,255,255,.10); }
.nav-cta{
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.20);
  backdrop-filter: blur(10px);
}

.hero-content{ position:relative; z-index:2; padding: 22px 0 0; }
.hero-glass{
  max-width: 640px;
  padding: 22px 22px 18px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.20);
  backdrop-filter: blur(14px);
  box-shadow: 0 22px 60px rgba(0,0,0,.22);
}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.20);
  color: rgba(255,255,255,.92);
  font-weight: 750;
  margin-bottom: 14px;
}
.cta-row{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top: 16px;
}
.hero-mini{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
}
.mini-card{
  padding: 12px 12px;
  border-radius: 16px;
  background: rgba(255,255,255,.10);
  border: 1px solid rgba(255,255,255,.18);
}
.mini-title{ font-weight:800; color:#fff; font-size:.95rem; }
.mini-sub{ color: rgba(255,255,255,.80); font-size:.92rem; margin-top:6px; line-height:1.35; }

.hero-edit{ margin-top: 10px; }
.hero-edit a{
  display:inline-block;
  padding: 7px 10px;
  border-radius: 12px;
  color: rgba(255,255,255,.82);
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(0,0,0,.08);
}

.hero-fade{
  position:absolute;
  left:0; right:0; bottom:-1px;
  height: 110px;
  background: linear-gradient(180deg, rgba(246,244,241,0), rgba(246,244,241,1));
  z-index:1;
}

/* HOW IT WORKS */
.steps{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.step-card{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 18px 18px 16px;
  position:relative;
  overflow:hidden;
}
.step-card::before{
  content:"";
  position:absolute; inset:-40px -40px auto auto;
  width: 160px; height: 160px;
  background: radial-gradient(circle at 30% 30%, rgba(31,93,156,.20), rgba(199,162,109,.12), rgba(255,255,255,0) 70%);
  transform: rotate(12deg);
}
.step-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom: 12px;
  position:relative;
  z-index:1;
}
.step-no{
  font-weight:900;
  letter-spacing:.06em;
  color: rgba(31,93,156,.78);
}
.step-icon{
  width: 44px; height: 44px;
  border-radius: 14px;
  background: rgba(31,93,156,.10);
  border: 1px solid rgba(31,93,156,.18);
  color: var(--azul);
  display:grid; place-items:center;
}
.step-icon svg{ width: 22px; height:22px; }
.bullets{
  margin: 12px 0 0 0;
  padding:0;
  list-style:none;
  position:relative;
  z-index:1;
}
.bullets li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  margin: 8px 0;
  color: var(--muted);
}
.bullets li::before{
  content:"";
  width: 8px; height:8px; margin-top:7px;
  border-radius:999px;
  background: linear-gradient(135deg, var(--azul), var(--gold));
}

.section-cta{
  margin-top: 18px;
  display:flex;
  gap: 10px;
  flex-wrap:wrap;
}

/* SERVICES */
.service-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.service-card{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 18px 18px 14px;
  position:relative;
  overflow:hidden;
}
.service-bar{
  position:absolute;
  left:0; top:0;
  height: 6px; width:100%;
  background: linear-gradient(90deg, var(--azul), var(--azul2), var(--gold));
}
.service-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  margin-top: 6px;
}
.service-icon{
  width: 46px; height: 46px;
  border-radius: 16px;
  background: rgba(199,162,109,.14);
  border: 1px solid rgba(199,162,109,.22);
  color: rgba(31,93,156,.92);
  display:grid; place-items:center;
}
.service-icon svg{ width:22px; height:22px; }
.service-tags{
  display:flex;
  flex-wrap:wrap;
  gap: 8px;
  justify-content:flex-end;
}
.service-tags span{
  font-size:.78rem;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(31,93,156,.08);
  border: 1px solid rgba(31,93,156,.14);
  color: rgba(31,93,156,.94);
  font-weight: 650;
}
.checklist{
  margin: 12px 0 0 0;
  padding:0;
  list-style:none;
}
.checklist li{
  margin: 9px 0;
  color: var(--muted);
  display:flex;
  gap:10px;
  align-items:flex-start;
}
.checklist li::before{
  content:"✓";
  width: 18px; height: 18px;
  display:inline-grid;
  place-items:center;
  border-radius: 7px;
  background: rgba(31,93,156,.10);
  border: 1px solid rgba(31,93,156,.16);
  color: var(--azul);
  font-weight: 900;
  margin-top: 2px;
}

/* VR */
.vr-wrap{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 18px;
  align-items:stretch;
}
.vr-left{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 18px;
}
.vr-actions{ display:flex; gap:12px; flex-wrap:wrap; margin-top: 12px; }
.vr-note{ margin-top: 12px; color: var(--muted); font-size:.92rem; }

.vr-right{
  border-radius: var(--radius-lg);
  overflow:hidden;
  border: 1px solid rgba(11,18,32,.10);
  box-shadow: var(--shadow-soft);
  background:#fff;
}
.vr-embed{
  position:relative;
  padding-top: 56.25%;
}
.vr-embed iframe{
  position:absolute; inset:0;
  width:100%; height:100%;
  border:0;
}
.vr-placeholder{
  height:100%;
  min-height: 320px;
  background-size:cover;
  background-position:center;
  position:relative;
}
.vr-badge{
  position:absolute;
  left: 14px;
  top: 14px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.86);
  border: 1px solid rgba(11,18,32,.10);
  font-weight: 800;
}

/* RESULTS */
.results{
  display:grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 16px;
  border-radius: var(--radius-lg);
  overflow:hidden;
  border: 1px solid rgba(11,18,32,.10);
  box-shadow: var(--shadow);
  background:
    radial-gradient(900px 360px at 12% 18%, rgba(31,93,156,.18), rgba(199,162,109,.10), rgba(255,255,255,0) 68%),
    linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.72));
}
.results-left{
  padding: 18px;
}
.results-right{
  min-height: 420px;
  background-size: cover;
  background-position: center;
  position:relative;
}
.results-right::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(90deg, rgba(246,244,241,1), rgba(246,244,241,0) 46%);
}
.badge-row{
  display:flex;
  gap: 10px;
  flex-wrap:wrap;
}
.stat-pill{
  background: rgba(11,18,32,.86);
  color:#fff;
  border-radius: 18px;
  padding: 12px 14px;
  box-shadow: var(--shadow-soft);
}
.stat-pill .big{ font-size: 1.1rem; font-weight: 900; letter-spacing:-.02em; }
.stat-pill .small{ color: rgba(255,255,255,.78); font-size:.84rem; margin-top:4px; }

.meta-row{
  display:flex;
  gap: 10px;
  margin-top: 12px;
  flex-wrap:wrap;
}
.meta-card{
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(11,18,32,.10);
  border-radius: 18px;
  padding: 12px 14px;
}
.meta-card .k{ color: var(--muted); font-size:.82rem; }
.meta-card .v{ font-weight: 900; margin-top: 4px; }

.project-info{ margin-top: 14px; }
.project-title{ font-weight: 950; font-size: 1.05rem; }
.project-desc{ color: var(--muted); margin-top: 6px; line-height:1.5; }

.project-cards{
  margin-top: 14px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.p-card{
  background: rgba(255,255,255,.88);
  border: 1px solid rgba(11,18,32,.10);
  border-radius: 18px;
  padding: 12px 14px;
}
.p-tag{
  display:inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(31,93,156,.10);
  border: 1px solid rgba(31,93,156,.18);
  color: var(--azul);
  font-weight: 800;
  font-size: .78rem;
}
.p-title{ font-weight: 900; margin-top: 10px; }
.p-sub{ color: var(--muted); margin-top: 6px; font-size: .92rem; }

/* ABOUT */
.about{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 16px;
  align-items:stretch;
}
.about-left{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 18px;
}
.highlights{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 14px;
}
.hl{
  background: rgba(31,93,156,.06);
  border: 1px solid rgba(31,93,156,.12);
  border-radius: 16px;
  padding: 12px;
}
.hl .k{ font-weight: 900; }
.hl .v{ color: var(--muted); margin-top: 6px; font-size:.92rem; line-height:1.35; }

.about-right{
  border-radius: var(--radius-lg);
  overflow:hidden;
  border: 1px solid rgba(11,18,32,.10);
  box-shadow: var(--shadow-soft);
  background-size: cover;
  background-position:center;
  min-height: 360px;
  position:relative;
}
.about-right::before{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(11,18,32,.12), rgba(11,18,32,.40));
}
.about-overlay{
  position:absolute;
  left: 14px; right: 14px; bottom: 14px;
  display:flex;
  gap: 10px;
  flex-wrap:wrap;
}
.about-chip{
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.86);
  border: 1px solid rgba(11,18,32,.10);
  font-weight: 850;
}

/* CONTACT */
.contact{
  position:relative;
  border-radius: var(--radius-lg);
  overflow:hidden;
  border: 1px solid rgba(11,18,32,.10);
  box-shadow: var(--shadow);
}
.contact-bg{
  position:absolute;
  inset:0;
  background-image:url('contact_bg.jpg');
  background-size:cover;
  background-position:center;
  transform: scale(1.02);
}
.contact::before{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(90deg, rgba(246,244,241,.92), rgba(246,244,241,.72) 48%, rgba(246,244,241,.60));
}
.contact-inner{
  position:relative;
  z-index:1;
  padding: 18px;
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 16px;
}
.contact-left h2{ margin-bottom: 8px; }
.contact-chips{
  margin-top: 12px;
  display:flex;
  gap: 10px;
  flex-wrap:wrap;
}
/* Contact 左侧信息块：毛玻璃卡片 */
.contact .left, .contact-left, .contactInfo {
  background: rgba(255,255,255,0.28);
  border: 1px solid rgba(255,255,255,0.35);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 22px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.18);
  padding: 22px 22px;
}

/* 文字更清晰 */
.contact .left h2, .contact-left h2, .contactInfo h2 {
  color: #0f172a;
}
.contact .left, .contact-left, .contactInfo {
  color: rgba(15,23,42,0.82);
}

.chip{
  display:inline-flex;
  gap:10px;
  align-items:center;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.86);
  border: 1px solid rgba(11,18,32,.10);
  font-weight: 750;
}
.chip-static{ cursor:default; }

.contact-right{
  background: rgba(255,255,255,.86);
  border: 1px solid rgba(11,18,32,.10);
  border-radius: var(--radius-lg);
  padding: 14px;
  backdrop-filter: blur(10px);
}
.form label{
  display:block;
  font-weight: 800;
  margin: 10px 0 6px;
  font-size:.92rem;
}
.form input, .form textarea{
  width:100%;
  padding: 11px 12px;
  border-radius: 14px;
  border: 1px solid rgba(11,18,32,.14);
  background: rgba(255,255,255,.92);
  outline:none;
  font-size: .96rem;
}
.form textarea{ min-height: 110px; resize: vertical; }
.grid2{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.form-row{
  display:flex;
  align-items:center;
  gap: 10px;
  margin-top: 12px;
}
.hint{ color: var(--muted); font-size:.92rem; }
.fineprint{ margin-top: 10px; color: var(--muted); font-size:.85rem; }

.footer{
  margin-top: 18px;
  color: rgba(11,18,32,.60);
  font-size:.92rem;
  padding-bottom: 18px;
}

/* RESPONSIVE */
@media (max-width: 980px){
  .nav-links{ display:none; }
  .hero-mini{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 1fr; }
  .service-grid{ grid-template-columns: 1fr; }
  .vr-wrap{ grid-template-columns: 1fr; }
  .results{ grid-template-columns: 1fr; }
  .results-right{ min-height: 320px; }
  .results-right::after{ background: linear-gradient(180deg, rgba(246,244,241,1), rgba(246,244,241,0) 60%); }
  .about{ grid-template-columns: 1fr; }
  .contact-inner{ grid-template-columns: 1fr; }
  .grid2{ grid-template-columns: 1fr; }
}
/* ============ Contact (Pro Layout) ============ */
.contact { padding: 64px 0; }
.contact .container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

.contact-grid{
  display: grid;
  grid-template-columns: 0.42fr 0.58fr;
  gap: 22px;
  align-items: stretch;
}

.contact-info{
  position: relative;
  border-radius: 26px;
  overflow: hidden;
  min-height: 420px;
  /* 你现在这张“材料拼贴”背景很OK */
  background-image: url("assets/contact_bg.jpg");
  background-size: cover;
  background-position: center;
}

.contact-info__glass{
  height: 100%;
  padding: 26px;
  border-radius: 26px;
  background: rgba(255,255,255,0.22);
  border: 1px solid rgba(255,255,255,0.35);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 18px 55px rgba(0,0,0,0.18);
}

.contact-title{
  margin: 0 0 10px;
  font-size: 30px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: #0f172a;
}
.contact-subtitle{
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(15,23,42,0.78);
  max-width: 42ch;
}

.contact-pills{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}
.pill{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.72);
  border: 1px solid rgba(255,255,255,0.55);
  color: rgba(15,23,42,0.86);
  text-decoration: none;
  font-size: 13px;
}
.pill strong{ color:#0f172a; font-weight:700; }

.contact-note{
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: rgba(15,23,42,0.70);
}
.contact-note .dot{
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(37,99,235,0.9);
}

/* Right form */
.contact-form .form-card{
  height: 100%;
  border-radius: 26px;
  background: rgba(255,255,255,0.26);
  border: 1px solid rgba(255,255,255,0.36);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 18px 55px rgba(0,0,0,0.16);
  padding: 22px;
}

.form-head h3{
  margin: 0 0 6px;
  font-size: 18px;
  color:#0f172a;
}
.form-head p{
  margin: 0 0 16px;
  font-size: 13px;
  color: rgba(15,23,42,0.70);
}

.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field{ margin-bottom: 12px; }
.field label{
  display:block;
  font-size: 12px;
  margin: 0 0 6px;
  color: rgba(15,23,42,0.72);
}
.field input, .field textarea{
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(15,23,42,0.10);
  background: rgba(255,255,255,0.78);
  padding: 12px 12px;
  outline: none;
  color: #0f172a;
}
.field textarea{ resize: vertical; }

.form-actions{ display:flex; flex-direction: column; gap: 10px; margin-top: 6px; }
.btn-primary{
  width: fit-content;
  border: none;
  border-radius: 14px;
  padding: 12px 18px;
  background: #2563eb;
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}
.hint{ font-size: 12px; color: rgba(15,23,42,0.65); }

/* Responsive */
@media (max-width: 920px){
  .contact-grid{ grid-template-columns: 1fr; }
  .contact-info{ min-height: 360px; }
  .form-row{ grid-template-columns: 1fr; }
}