:root {
  --primary: #b88a3d;
  --primary-light: #d4a54f;
  --primary-dark: #9a7330;
  --secondary: #0f2744;
  --secondary-light: #1a3d5c;
  --dark: #0a1a2e;
  --darker: #060f1c;
  --light: #f7f9fb;
  --lighter: #ffffff;
  --text: #1a1a2e;
  --text-secondary: #4a5568;
  --text-muted: #718096;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
  --shadow: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif; color:var(--text); line-height:1.7; background:var(--lighter); -webkit-font-smoothing: antialiased; }

.container { max-width:1280px; margin:0 auto; padding:0 24px; }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--light); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ===== Top Bar ===== */
.top-bar { background:var(--darker); color:rgba(255,255,255,0.65); font-size:13px; padding:10px 0; letter-spacing:0.3px; }
.top-bar .container { display:flex; justify-content:space-between; align-items:center; }
.top-bar a { color:rgba(255,255,255,0.65); text-decoration:none; margin-left:24px; font-size:12px; transition:var(--transition); }
.top-bar a:hover { color:var(--primary); }

/* ===== Header ===== */
header { background:rgba(255,255,255,0.95); backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px); box-shadow:var(--shadow-sm); position:sticky; top:0; z-index:100; transition:var(--transition); }
header.scrolled { box-shadow:var(--shadow-lg); }
header .container { display:flex; justify-content:space-between; align-items:center; padding:14px 24px; }
.logo { display:flex; align-items:center; gap:14px; }
.logo-icon { width:44px; height:44px; background:linear-gradient(135deg,var(--primary),var(--primary-light)); border-radius:var(--radius-sm); display:flex; align-items:center; justify-content:center; color:#fff; font-size:18px; font-weight:700; letter-spacing:1px; box-shadow:0 4px 12px rgba(184,138,61,0.25); }
.logo-text h1 { font-size:20px; color:var(--secondary); line-height:1.2; font-weight:700; letter-spacing:0.5px; }
.logo-text span { font-size:12px; color:var(--text-muted); font-weight:400; letter-spacing:0.5px; }

nav ul { display:flex; list-style:none; gap:36px; }
nav a { text-decoration:none; color:var(--text-secondary); font-size:15px; font-weight:500; transition:var(--transition); position:relative; padding:6px 0; }
nav a:hover, nav a.active { color:var(--primary-dark); }
nav a.active::after { content:''; position:absolute; bottom:0; left:0; right:0; height:2px; background:var(--primary); border-radius:2px; }

.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:12px 28px; background:var(--primary); color:#fff; text-decoration:none; border-radius:var(--radius-sm); font-weight:600; transition:var(--transition); border:none; cursor:pointer; font-size:15px; letter-spacing:0.3px; box-shadow:0 4px 14px rgba(184,138,61,0.3); }
.btn:hover { background:var(--primary-dark); transform:translateY(-2px); box-shadow:0 8px 24px rgba(184,138,61,0.35); }
.btn-outline { background:transparent; border:2px solid var(--primary); color:var(--primary); box-shadow:none; }
.btn-outline:hover { background:var(--primary); color:#fff; box-shadow:0 4px 14px rgba(184,138,61,0.3); }
.btn-dark { background:var(--secondary); box-shadow:0 4px 14px rgba(15,39,68,0.3); }
.btn-dark:hover { background:var(--dark); box-shadow:0 8px 24px rgba(15,39,68,0.35); }
.btn-sm { padding:8px 20px; font-size:14px; }

/* ===== Hero ===== */
.hero { background:linear-gradient(135deg, var(--secondary) 0%, var(--dark) 60%, var(--darker) 100%); color:#fff; padding:140px 0 120px; position:relative; overflow:hidden; }
.hero::before { content:''; position:absolute; top:0; right:0; width:55%; height:100%; background:url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.025'%3E%3Cpath d='M40 40v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 40v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"); }
.hero::after { content:''; position:absolute; bottom:0; left:0; right:0; height:120px; background:linear-gradient(to top, var(--lighter), transparent); }
.hero .container { display:flex; align-items:center; gap:80px; position:relative; z-index:1; }
.hero-content { flex:1; max-width:560px; }
.hero-label { display:inline-block; padding:6px 16px; background:rgba(255,255,255,0.08); border:1px solid rgba(255,255,255,0.12); border-radius:30px; font-size:13px; color:var(--primary-light); margin-bottom:24px; letter-spacing:0.5px; }
.hero-content h2 { font-size:52px; margin-bottom:24px; line-height:1.2; font-weight:700; letter-spacing:-0.5px; }
.hero-content p { font-size:18px; opacity:0.75; margin-bottom:36px; line-height:1.8; max-width:500px; }
.hero-btns { display:flex; gap:16px; }
.hero-image { flex:1; display:flex; justify-content:center; position:relative; }
.hero-image .globe { width:380px; height:380px; border-radius:50%; background:linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02)); border:1px solid rgba(255,255,255,0.1); display:flex; align-items:center; justify-content:center; font-size:100px; animation:float 6s ease-in-out infinite; box-shadow:0 20px 60px rgba(0,0,0,0.3), inset 0 0 60px rgba(255,255,255,0.03); }
.hero-image::before { content:''; position:absolute; width:500px; height:500px; border:1px solid rgba(255,255,255,0.03); border-radius:50%; top:50%; left:50%; transform:translate(-50%,-50%); animation:rotate 30s linear infinite; }

@keyframes float { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-20px); } }
@keyframes rotate { 0% { transform:translate(-50%,-50%) rotate(0deg); } 100% { transform:translate(-50%,-50%) rotate(360deg); } }

/* ===== Section Title ===== */
.section-title { text-align:center; margin-bottom:60px; }
.section-title .label { display:inline-block; padding:6px 16px; background:linear-gradient(135deg, rgba(184,138,61,0.1), rgba(184,138,61,0.05)); border-radius:30px; font-size:13px; color:var(--primary-dark); font-weight:600; margin-bottom:16px; letter-spacing:0.5px; }
.section-title h3 { font-size:36px; color:var(--secondary); margin-bottom:16px; font-weight:700; letter-spacing:-0.3px; }
.section-title p { color:var(--text-muted); font-size:16px; max-width:560px; margin:0 auto; line-height:1.7; }
.section-title .line { width:50px; height:3px; background:linear-gradient(90deg, var(--primary), var(--primary-light)); margin:20px auto 0; border-radius:2px; }

/* ===== Services ===== */
.services { padding:100px 0; background:var(--light); }
.services-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:28px; }
.service-card { background:var(--lighter); border-radius:var(--radius); padding:40px 32px; box-shadow:var(--shadow-sm); transition:var(--transition); cursor:pointer; border:1px solid var(--border); position:relative; overflow:hidden; }
.service-card::before { content:''; position:absolute; top:0; left:0; right:0; height:4px; background:linear-gradient(90deg, var(--primary), var(--primary-light)); transform:scaleX(0); transition:var(--transition); transform-origin:left; }
.service-card:hover { transform:translateY(-6px); box-shadow:var(--shadow-xl); border-color:transparent; }
.service-card:hover::before { transform:scaleX(1); }
.service-icon { width:64px; height:64px; background:linear-gradient(135deg, var(--primary), var(--primary-light)); border-radius:var(--radius-sm); display:flex; align-items:center; justify-content:center; color:#fff; font-size:28px; margin-bottom:24px; box-shadow:0 8px 24px rgba(184,138,61,0.2); transition:var(--transition); }
.service-card:hover .service-icon { transform:scale(1.1); box-shadow:0 12px 32px rgba(184,138,61,0.3); }
.service-card h4 { font-size:19px; margin-bottom:14px; color:var(--secondary); font-weight:600; }
.service-card p { font-size:15px; color:var(--text-muted); line-height:1.7; }

/* ===== About Preview ===== */
.about-preview { padding:100px 0; }
.about-preview .container { display:flex; align-items:center; gap:80px; }
.about-img { flex:1; position:relative; }
.about-img .img-box { width:100%; height:420px; border-radius:var(--radius); background:linear-gradient(135deg, var(--secondary), var(--dark)); display:flex; align-items:center; justify-content:center; color:#fff; font-size:80px; box-shadow:var(--shadow-xl); position:relative; overflow:hidden; }
.about-img .img-box::before { content:''; position:absolute; top:0; left:0; right:0; bottom:0; background:url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E"); }
.about-img .experience { position:absolute; bottom:-24px; right:-24px; background:linear-gradient(135deg, var(--primary), var(--primary-light)); color:#fff; padding:24px 30px; border-radius:var(--radius); text-align:center; box-shadow:var(--shadow-xl); z-index:10; }
.about-img .experience strong { font-size:40px; display:block; font-weight:700; }
.about-img .experience span { font-size:13px; letter-spacing:0.5px; opacity:0.9; }
.about-text { flex:1; }
.about-text h3 { font-size:36px; color:var(--secondary); margin-bottom:24px; font-weight:700; letter-spacing:-0.3px; }
.about-text .subtitle { color:var(--primary); font-size:15px; font-weight:600; margin-bottom:16px; letter-spacing:0.5px; }
.about-text p { color:var(--text-secondary); margin-bottom:18px; line-height:1.8; font-size:16px; }
.about-features { display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-top:28px; }
.about-features li { list-style:none; display:flex; align-items:center; gap:12px; font-size:14px; color:var(--text-secondary); padding:8px 0; }
.about-features li::before { content:''; width:22px; height:22px; background:linear-gradient(135deg, var(--primary), var(--primary-light)); border-radius:50%; display:flex; align-items:center; justify-content:center; color:#fff; font-size:11px; font-weight:700; flex-shrink:0; content:'✓'; }

/* ===== Cases ===== */
.cases { padding:100px 0; background:var(--light); }
.cases-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(340px,1fr)); gap:28px; }
.case-card { background:var(--lighter); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow-sm); transition:var(--transition); border:1px solid var(--border); }
.case-card:hover { transform:translateY(-6px); box-shadow:var(--shadow-xl); border-color:transparent; }
.case-img { height:220px; background:linear-gradient(135deg, var(--secondary), var(--dark)); display:flex; align-items:center; justify-content:center; color:#fff; font-size:60px; position:relative; overflow:hidden; }
.case-img::before { content:''; position:absolute; top:0; left:0; right:0; bottom:0; background:url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E"); }
.case-body { padding:30px; }
.case-body h4 { font-size:18px; margin-bottom:12px; color:var(--secondary); font-weight:600; }
.case-body p { font-size:15px; color:var(--text-muted); margin-bottom:18px; line-height:1.7; }
.case-meta { display:flex; justify-content:space-between; align-items:center; font-size:13px; }
.case-meta .date { color:var(--text-muted); }
.case-meta .status { color:var(--primary); font-weight:600; padding:4px 12px; background:linear-gradient(135deg, rgba(184,138,61,0.1), rgba(184,138,61,0.05)); border-radius:20px; }

/* ===== Stats ===== */
.stats { padding:80px 0; background:linear-gradient(135deg, var(--secondary), var(--dark)); color:#fff; position:relative; overflow:hidden; }
.stats::before { content:''; position:absolute; top:0; left:0; right:0; bottom:0; background:url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.02' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E"); }
.stats .container { position:relative; z-index:1; }
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:40px; text-align:center; }
.stat-item h4 { font-size:48px; margin-bottom:8px; font-weight:700; background:linear-gradient(135deg, #fff, var(--primary-light)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.stat-item p { font-size:15px; opacity:0.7; letter-spacing:0.5px; }
.stat-item { position:relative; }
.stat-item:not(:last-child)::after { content:''; position:absolute; right:-20px; top:20%; height:60%; width:1px; background:rgba(255,255,255,0.1); }
@media (max-width:768px) { .stat-item:not(:last-child)::after { display:none; } }

/* ===== Process ===== */
.process { padding:100px 0; }
.process-steps { display:flex; justify-content:center; gap:20px; flex-wrap:wrap; }
.step { text-align:center; max-width:200px; position:relative; flex:1; min-width:160px; }
.step:not(:last-child)::after { content:''; position:absolute; top:36px; right:-30px; width:40px; height:2px; background:linear-gradient(90deg, var(--primary), var(--primary-light)); opacity:0.5; }
.step-num { width:72px; height:72px; background:linear-gradient(135deg, var(--primary), var(--primary-light)); color:#fff; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:22px; font-weight:700; margin:0 auto 24px; box-shadow:0 8px 24px rgba(184,138,61,0.25); transition:var(--transition); position:relative; z-index:1; }
.step:hover .step-num { transform:scale(1.1); box-shadow:0 12px 32px rgba(184,138,61,0.35); }
.step h4 { font-size:17px; margin-bottom:10px; color:var(--secondary); font-weight:600; }
.step p { font-size:14px; color:var(--text-muted); line-height:1.7; }

/* ===== CTA ===== */
.cta { padding:100px 0; background:linear-gradient(135deg, var(--secondary), var(--dark)); color:#fff; text-align:center; position:relative; overflow:hidden; }
.cta::before { content:''; position:absolute; top:0; left:0; right:0; bottom:0; background:url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.02' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E"); }
.cta .container { position:relative; z-index:1; }
.cta .label { display:inline-block; padding:6px 16px; background:rgba(255,255,255,0.08); border:1px solid rgba(255,255,255,0.12); border-radius:30px; font-size:13px; color:var(--primary-light); margin-bottom:20px; letter-spacing:0.5px; }
.cta h3 { font-size:36px; margin-bottom:18px; font-weight:700; letter-spacing:-0.3px; }
.cta p { font-size:18px; opacity:0.75; margin-bottom:36px; max-width:560px; margin-left:auto; margin-right:auto; line-height:1.7; }
.cta .btn { font-size:16px; padding:14px 40px; }

/* ===== Footer ===== */
footer { background:var(--darker); color:#fff; padding:80px 0 0; position:relative; }
footer::before { content:''; position:absolute; top:0; left:0; right:0; height:1px; background:linear-gradient(90deg, transparent, var(--primary), transparent); opacity:0.3; }
.footer-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr)); gap:50px; margin-bottom:50px; }
.footer-brand h3 { font-size:20px; margin-bottom:18px; font-weight:700; }
.footer-brand p { font-size:14px; opacity:0.6; line-height:1.8; }
.footer-links h4 { font-size:15px; margin-bottom:24px; color:var(--primary-light); font-weight:600; letter-spacing:0.5px; }
.footer-links ul { list-style:none; }
.footer-links li { margin-bottom:12px; }
.footer-links a { color:rgba(255,255,255,0.55); text-decoration:none; font-size:14px; transition:var(--transition); display:inline-block; }
.footer-links a:hover { color:var(--primary-light); transform:translateX(4px); }
.footer-contact p { font-size:14px; opacity:0.6; margin-bottom:12px; display:flex; align-items:center; gap:10px; }
.footer-bottom { border-top:1px solid rgba(255,255,255,0.06); padding:24px 0; text-align:center; font-size:13px; opacity:0.4; }

/* ===== Page Banner ===== */
.page-banner { background:linear-gradient(135deg, var(--secondary), var(--dark)); color:#fff; padding:100px 0 80px; text-align:center; position:relative; overflow:hidden; }
.page-banner::before { content:''; position:absolute; top:0; left:0; right:0; bottom:0; background:url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.02' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E"); }
.page-banner .container { position:relative; z-index:1; }
.page-banner .label { display:inline-block; padding:6px 16px; background:rgba(255,255,255,0.08); border:1px solid rgba(255,255,255,0.12); border-radius:30px; font-size:13px; color:var(--primary-light); margin-bottom:16px; letter-spacing:0.5px; }
.page-banner h2 { font-size:40px; margin-bottom:14px; font-weight:700; letter-spacing:-0.3px; }
.page-banner p { font-size:16px; opacity:0.7; max-width:560px; margin:0 auto; line-height:1.7; }

/* ===== Mobile Menu ===== */
.menu-toggle { display:none; font-size:24px; cursor:pointer; color:var(--secondary); }

@media (max-width:768px) {
  .menu-toggle { display:block; }
  nav { position:fixed; top:0; right:-300px; width:300px; height:100vh; background:#fff; box-shadow:-5px 0 30px rgba(0,0,0,0.1); transition:0.3s ease; z-index:200; padding-top:80px; }
  nav.open { right:0; }
  nav ul { flex-direction:column; gap:0; }
  nav li { border-bottom:1px solid var(--border); }
  nav a { display:block; padding:16px 28px; font-size:16px; }
  nav a.active::after { display:none; }
  .hero .container { flex-direction:column; text-align:center; gap:50px; }
  .hero-content h2 { font-size:32px; }
  .hero-btns { justify-content:center; }
  .hero-image .globe { width:240px; height:240px; font-size:60px; }
  .hero-image::before { display:none; }
  .about-preview .container { flex-direction:column; gap:50px; }
  .about-img .experience { right:10px; bottom:-10px; }
  .process-steps { flex-direction:column; align-items:center; }
  .step:not(:last-child)::after { display:none; }
  .about-features { grid-template-columns:1fr; }
  .section-title h3 { font-size:28px; }
  .services-grid, .cases-grid { grid-template-columns:1fr; }
  .stats-grid { gap:24px; }
  .stat-item:not(:last-child)::after { display:none; }
  .hero-content h2 { font-size:32px; }
  .cta h3 { font-size:28px; }
  .about-img .img-box { height:300px; font-size:60px; }
  .about-text h3 { font-size:28px; }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from { opacity:0; transform:translateY(30px); }
  to { opacity:1; transform:translateY(0); }
}
.fade-in { animation:fadeInUp 0.6s ease forwards; }

/* ===== Editable Highlight ===== */
[data-editable] { position:relative; }
[data-editable]::after { content:'✎'; position:absolute; top:-5px; right:-5px; background:var(--primary); color:#fff; width:20px; height:20px; border-radius:50%; font-size:10px; display:flex; align-items:center; justify-content:center; opacity:0; transition:0.3s; }
[data-editable]:hover::after { opacity:1; }

/* ===== Admin specific overrides ===== */
.admin-layout .sidebar { background:var(--secondary); }
.admin-layout .sidebar-nav a:hover, .admin-layout .sidebar-nav a.active { border-left-color:var(--primary); color:#fff; }
.admin-layout .btn-primary { background:var(--primary); }
.admin-layout .btn-primary:hover { background:var(--primary-dark); }