*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:#f5f7fa;color:#333;line-height:1.6}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.navbar{background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.08);position:sticky;top:0;z-index:100}
.nav-inner{max-width:1100px;margin:0 auto;padding:0 20px;display:flex;justify-content:space-between;align-items:center;height:56px}
.logo{font-weight:700;font-size:18px;color:#1a1a1a;text-decoration:none}
.nav-links{display:flex;gap:20px;align-items:center}
.nav-links a{color:#555;text-decoration:none;font-size:14px;transition:color .2s}
.nav-links a:hover{color:#2c5364}
.lang-switch{font-size:12px!important;padding:2px 8px;border:1px solid #ddd;border-radius:4px}
.hero{text-align:center;padding:80px 0 60px}
.hero h1{font-size:36px;font-weight:800;margin-bottom:16px;color:#1a1a1a}
.hero p{font-size:18px;color:#666;max-width:600px;margin:0 auto 24px}
.btn-primary{display:inline-block;padding:12px 28px;background:linear-gradient(135deg,#203a43,#2c5364);color:#fff!important;border-radius:8px;text-decoration:none;font-size:15px;font-weight:600;border:none;cursor:pointer;transition:opacity .2s}
.btn-primary:hover{opacity:.9}
.btn-sm{display:inline-block;padding:6px 14px;border:1px solid #ddd;border-radius:6px;text-decoration:none;font-size:13px;color:#555;background:#fff;cursor:pointer}
.features{padding:60px 0;text-align:center}
.features h2{font-size:28px;margin-bottom:36px}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feat-card{background:#fff;padding:24px;border-radius:10px;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.feat-card h3{font-size:16px;margin-bottom:8px}
.feat-card p{font-size:13px;color:#666}
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;padding:20px 0 60px}
.product-card{background:#fff;padding:28px;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,.06);text-align:center}
.product-card h3{font-size:20px;margin-bottom:8px}
.product-card .price{font-size:32px;font-weight:700;color:#2c5364;margin:16px 0}
.product-card .price small{font-size:14px;color:#999;font-weight:400}
.form-card{max-width:500px;margin:40px auto;background:#fff;padding:32px;border-radius:12px;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13px;color:#666;margin-bottom:4px}
.form-group input,.form-group select{width:100%;padding:10px;border:1px solid #ddd;border-radius:6px;font-size:14px;outline:none}
.form-group input:focus,.form-group select:focus{border-color:#2c5364}
.data-table{width:100%;border-collapse:collapse;background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.data-table th{background:#f8f9fa;padding:12px 16px;text-align:left;font-size:13px;color:#666;font-weight:600}
.data-table td{padding:12px 16px;font-size:13px;border-bottom:1px solid #f0f0f0}
.badge{display:inline-block;padding:2px 10px;border-radius:12px;font-size:11px;font-weight:600}
.badge-pending{background:#fef6e0;color:#b45309}
.badge-paid{background:#e6f9ee;color:#177233}
.badge-cancelled{background:#fde8ec;color:#c8102e}
.badge-issued{background:#e6f0fc;color:#1a56db}
.info-table td{padding:8px 12px;font-size:14px;border-bottom:1px solid #f0f0f0}
.info-table td:first-child{color:#999;width:120px}
.error{color:#c8102e;font-size:13px;text-align:center}
.stat-card{background:#fff;padding:20px;border-radius:10px;box-shadow:0 1px 3px rgba(0,0,0,.06);border-left:4px solid #2c5364}
.stat-num{font-size:28px;font-weight:700}
.stat-label{font-size:13px;color:#999;margin-top:4px}
footer{text-align:center;padding:30px;color:#999;font-size:13px}
@media(max-width:768px){.feature-grid{grid-template-columns:repeat(2,1fr)}.product-grid{grid-template-columns:1fr}}
/* Homepage - left contact, hero height only */
.home-layout{display:flex;gap:0;align-items:flex-start;max-width:1100px;margin:60px auto 0;padding:0 0 0 0}
.home-left{width:180px;flex-shrink:0;padding-top:0}
.home-main{flex:1;min-width:0}
.sidebar-contact{padding:0;border:none;box-shadow:none;background:none;position:relative;left:-76px;top:76px}
.sidebar-contact .contact-title{font-size:12px;font-weight:600;color:#aaa;margin-bottom:6px;letter-spacing:1px}
.sidebar-contact .contact-item{font-size:11px;color:#888;padding:1px 0;line-height:1.8}
.sidebar-contact .contact-item span{margin-right:3px}
.hero{text-align:left;padding:0 0 0 30px;border-left:1px solid #eee;margin-left:0}
.hero h1{font-size:34px;margin-top:0}
.hero p{font-size:16px;margin:8px 0 20px;max-width:none}
.features{padding:50px 0 30px;text-align:center;margin-top:30px}.features h2{font-size:26px;margin-bottom:30px}
.products{padding:20px 0 60px}
@media(max-width:768px){.home-layout{flex-direction:column;margin:30px 20px 0}.home-left{width:100%}.hero{border-left:none;padding-left:0;text-align:center}.hero h1{font-size:26px}}