:root{--primary: #10131b;--primary-soft: #171b25;--surface: #1c2130;--surface-2: #232a3c;--border: #2e3650;--text: #ece7db;--text-dim: #9aa3b5;--accent: #c8a24a;--accent-soft: rgba(200, 162, 74, .14);--danger: #d9534f;--success: #4caf7d;--radius: 10px;--shadow: 0 10px 30px rgba(0, 0, 0, .35);--font-serif: "Cormorant Garamond", Georgia, "Noto Serif SC", "Songti SC", serif;--font-body: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--primary);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit;font-size:14px}.container{max-width:1200px;margin:0 auto;padding:0 24px}.section{padding:72px 0}.section-head{text-align:center;margin-bottom:44px}.section-title{font-family:var(--font-serif);font-size:34px;font-weight:600;letter-spacing:2px;margin-bottom:12px}.section-sub{color:var(--text-dim);font-size:15px}.gold-line{width:56px;height:2px;background:var(--accent);margin:14px auto 0;border-radius:2px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border-radius:6px;font-size:14px;letter-spacing:1px;border:1px solid transparent;transition:all .2s ease;white-space:nowrap}.btn-accent{background:var(--accent);color:#14100a;font-weight:600}.btn-accent:hover{background:#dab768}.btn-outline{border-color:var(--accent);color:var(--accent);background:transparent}.btn-outline:hover{background:var(--accent-soft)}.btn-ghost{border-color:var(--border);color:var(--text);background:transparent}.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{opacity:.88}.btn-sm{padding:7px 14px;font-size:13px}.btn:disabled{opacity:.5;cursor:not-allowed}.field{margin-bottom:18px}.field label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:7px;letter-spacing:.5px}.field input,.field select,.field textarea{width:100%;padding:11px 14px;border-radius:6px;border:1px solid var(--border);background:var(--surface);color:var(--text);outline:none;transition:border-color .2s}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent)}.field textarea{resize:vertical;min-height:110px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media (max-width: 640px){.field-row{grid-template-columns:1fr}}.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:12px;letter-spacing:.5px}.badge-in{background:#4caf7d29;color:var(--success)}.badge-low{background:#d999542e;color:#d99654}.badge-sold{background:#d9534f2e;color:var(--danger)}.badge-new{background:var(--accent-soft);color:var(--accent)}.badge-muted{background:var(--surface-2);color:var(--text-dim)}.alert{padding:12px 16px;border-radius:6px;font-size:14px;margin-bottom:16px}.alert-error{background:#d9534f24;border:1px solid rgba(217,83,79,.4);color:#f0a9a6}.alert-success{background:#4caf7d24;border:1px solid rgba(76,175,125,.4);color:#9fd8b8}.spinner{width:38px;height:38px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin:60px auto}@keyframes spin{to{transform:rotate(360deg)}}.center-load{text-align:center;padding:60px 0;color:var(--text-dim)}.empty{text-align:center;padding:70px 0;color:var(--text-dim)}.empty .empty-icon{font-size:42px;margin-bottom:12px;opacity:.6}.pagination{display:flex;justify-content:center;gap:8px;margin-top:44px}.pagination button{min-width:38px;height:38px;padding:0 12px;border-radius:6px;border:1px solid var(--border);background:var(--surface);color:var(--text)}.pagination button.active{background:var(--accent);border-color:var(--accent);color:#14100a;font-weight:600}.pagination button:disabled{opacity:.4;cursor:not-allowed}.announcement{background:var(--accent);color:#14100a;text-align:center;padding:8px 16px;font-size:13px;letter-spacing:.6px;font-weight:500}.navbar{position:sticky;top:0;z-index:100;background:#10131beb;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.navbar-inner{display:flex;align-items:center;justify-content:space-between;height:70px}.brand{display:flex;flex-direction:column;line-height:1.1}.brand-name{font-family:var(--font-serif);font-size:24px;font-weight:700;letter-spacing:3px}.brand-name em{font-style:normal;color:var(--accent)}.brand-sub{font-size:10px;letter-spacing:6px;color:var(--text-dim);text-transform:uppercase}.nav-links{display:flex;align-items:center;gap:6px}.nav-links a{padding:8px 16px;border-radius:6px;font-size:14px;letter-spacing:1px;color:var(--text-dim);transition:all .2s}.nav-links a:hover,.nav-links a.active{color:var(--accent);background:var(--accent-soft)}.nav-admin{border:1px solid var(--border);margin-left:10px}.nav-admin:hover{border-color:var(--accent);color:var(--accent)!important;background:transparent!important}.nav-toggle{display:none;background:none;border:none;color:var(--text);font-size:22px}@media (max-width: 860px){.nav-toggle{display:block}.nav-links{display:none;position:absolute;top:70px;left:0;right:0;flex-direction:column;background:var(--primary-soft);padding:12px;border-bottom:1px solid var(--border);align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 16px}}.footer{border-top:1px solid var(--border);background:#0c0e14;margin-top:40px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding:56px 0 40px}.footer h4{font-family:var(--font-serif);font-size:18px;letter-spacing:1px;margin-bottom:16px;color:var(--accent)}.footer p,.footer li{color:var(--text-dim);font-size:14px;list-style:none;margin-bottom:10px}.footer .footer-brand{font-family:var(--font-serif);font-size:28px;letter-spacing:3px;margin-bottom:12px}.footer .footer-brand em{font-style:normal;color:var(--accent)}.footer-bottom{border-top:1px solid var(--border);padding:18px 0;text-align:center;color:#6b7488;font-size:13px}@media (max-width: 860px){.footer-grid{grid-template-columns:1fr;gap:28px}}.hero{position:relative;min-height:520px;display:flex;align-items:center;overflow:hidden}.hero-bg{position:absolute;top:0;right:0;bottom:0;left:0}.hero-bg img{width:100%;height:100%;object-fit:cover}.hero-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,#10131b8c,#10131bd1)}.hero-content{position:relative;z-index:2;padding:80px 24px;max-width:760px;margin:0 auto;text-align:center}.hero-title{font-family:var(--font-serif);font-size:52px;font-weight:700;letter-spacing:4px;line-height:1.25;margin-bottom:20px}.hero-sub{color:var(--text-dim);font-size:17px;letter-spacing:2px;margin-bottom:36px}.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}@media (max-width: 720px){.hero-title{font-size:34px}.hero{min-height:420px}}.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}.cat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px 22px;transition:all .25s;position:relative;overflow:hidden}.cat-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent);transform:scaleY(0);transition:transform .25s}.cat-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:var(--shadow)}.cat-card:hover:before{transform:scaleY(1)}.cat-card h3{font-family:var(--font-serif);font-size:24px;letter-spacing:2px}.cat-en{color:var(--accent);font-size:12px;letter-spacing:2px;text-transform:uppercase}.cat-card p{color:var(--text-dim);font-size:13px;margin:10px 0 16px;min-height:40px}.cat-count{font-size:12px;color:var(--accent);letter-spacing:1px}.stone-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:24px}.stone-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .25s}.stone-card:hover{transform:translateY(-5px);border-color:var(--accent);box-shadow:var(--shadow)}.stone-card-img{position:relative;aspect-ratio:1;background:var(--primary-soft)}.stone-card-img img{width:100%;height:100%;object-fit:cover}.stone-tag{position:absolute;top:12px;left:12px;background:var(--accent);color:#14100a;font-size:12px;padding:3px 10px;border-radius:4px;font-weight:600;letter-spacing:1px}.stone-stock{position:absolute;bottom:12px;right:12px}.stone-card-body{padding:16px 18px 18px}.stone-card-body h3{font-size:15px;font-weight:600;letter-spacing:.5px;margin-bottom:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.stone-meta{color:var(--text-dim);font-size:12.5px;margin-bottom:14px}.stone-card-foot{display:flex;justify-content:space-between;align-items:center}.stone-price{font-family:var(--font-serif);font-size:20px;font-weight:700;color:var(--accent)}.stone-more{font-size:12.5px;color:var(--text-dim)}.filter-bar{margin-bottom:28px}.filter-row{display:grid;grid-template-columns:1.2fr 2fr 1fr 1fr 1.2fr;gap:12px}.filter-row input,.filter-row select{width:100%;padding:11px 14px;border-radius:6px;border:1px solid var(--border);background:var(--surface);color:var(--text);outline:none}.filter-row input:focus,.filter-row select:focus{border-color:var(--accent)}.result-count{color:var(--text-dim);font-size:13px;margin-bottom:20px}@media (max-width: 860px){.filter-row{grid-template-columns:1fr 1fr}}.breadcrumb{color:var(--text-dim);font-size:13px;margin-bottom:28px}.breadcrumb a:hover{color:var(--accent)}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;margin-bottom:60px}@media (max-width: 860px){.detail-grid{grid-template-columns:1fr}}.detail-gallery{position:sticky;top:90px;align-self:start}.detail-main-img{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);aspect-ratio:1;background:var(--primary-soft)}.detail-main-img img{width:100%;height:100%;object-fit:cover}.detail-thumbs{display:flex;gap:10px;margin-top:12px}.detail-thumbs button{width:72px;height:72px;border-radius:8px;overflow:hidden;padding:0;border:2px solid var(--border);background:var(--primary-soft);opacity:.65;transition:all .2s}.detail-thumbs button.active{border-color:var(--accent);opacity:1}.detail-thumbs img{width:100%;height:100%;object-fit:cover}.detail-name{font-family:var(--font-serif);font-size:34px;font-weight:600;letter-spacing:1px;margin-bottom:6px}.detail-cat{color:var(--accent);font-size:14px;letter-spacing:1px;margin-bottom:14px}.detail-price{font-family:var(--font-serif);font-size:34px;font-weight:700;color:var(--accent);margin-bottom:8px}.detail-desc{color:var(--text-dim);font-size:14.5px;margin:16px 0 22px;line-height:1.9}.spec-table{width:100%;border-collapse:collapse;margin-bottom:26px}.spec-table td{padding:10px 6px;border-bottom:1px solid var(--border);font-size:14px}.spec-table td:first-child{color:var(--text-dim);width:110px}.spec-table td:last-child{color:var(--text)}.detail-cta{display:flex;gap:14px}.detail-inquiry{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:40px;margin-bottom:60px;text-align:center}.detail-inquiry .inquiry-form{max-width:640px;margin:26px auto 0;text-align:left}.related{margin-top:30px}.related .section-title{text-align:left;margin-bottom:8px}.related .gold-line{margin:0 0 28px}.about-hero{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:center;margin-bottom:60px}.about-hero img{border-radius:var(--radius);border:1px solid var(--border)}@media (max-width: 860px){.about-hero{grid-template-columns:1fr}}.values-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:22px}.value-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;text-align:center;transition:all .25s}.value-card:hover{border-color:var(--accent);transform:translateY(-4px)}.value-icon{font-size:34px;margin-bottom:14px}.value-card h3{font-family:var(--font-serif);font-size:20px;letter-spacing:2px;margin-bottom:10px}.value-card p{color:var(--text-dim);font-size:13.5px;line-height:1.8}.contact-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:48px}@media (max-width: 860px){.contact-grid{grid-template-columns:1fr}}.contact-item{display:flex;gap:16px;align-items:flex-start;padding:20px 0;border-bottom:1px solid var(--border)}.contact-icon{font-size:24px}.contact-label{color:var(--text-dim);font-size:12.5px;letter-spacing:1px;margin-bottom:4px}.contact-value{font-size:15px}.inquiry-form .field input,.inquiry-form .field textarea{background:var(--primary-soft)}.about-teaser{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.about-teaser-inner{display:grid;grid-template-columns:1.3fr 1fr;gap:48px;align-items:center}.about-teaser-text p{color:var(--text-dim);line-height:1.9}.about-teaser-img img{border-radius:var(--radius);border:1px solid var(--border)}@media (max-width: 860px){.about-teaser-inner{grid-template-columns:1fr}}.admin-wrap{display:flex;min-height:100vh}.admin-sidebar{width:230px;background:#0c0e14;border-right:1px solid var(--border);padding:24px 14px;flex-shrink:0;display:flex;flex-direction:column}.admin-brand{font-family:var(--font-serif);font-size:20px;letter-spacing:2px;padding:0 10px 22px;border-bottom:1px solid var(--border);margin-bottom:18px}.admin-brand em{font-style:normal;color:var(--accent)}.admin-nav{flex:1;display:flex;flex-direction:column;gap:4px}.admin-nav a{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:8px;color:var(--text-dim);font-size:14px;transition:all .2s}.admin-nav a:hover{color:var(--text);background:var(--surface)}.admin-nav a.active{background:var(--accent-soft);color:var(--accent);font-weight:600}.admin-nav .nav-icon{width:18px;text-align:center}.admin-main{flex:1;padding:28px 34px;min-width:0}.admin-topbar{display:flex;justify-content:space-between;align-items:center;padding-bottom:18px;margin-bottom:24px;border-bottom:1px solid var(--border)}.admin-topbar h1{font-family:var(--font-serif);font-size:24px;letter-spacing:1px}.admin-user{display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--text-dim)}.admin-user .avatar{width:34px;height:34px;border-radius:50%;background:var(--accent);color:#14100a;display:flex;align-items:center;justify-content:center;font-weight:700}@media (max-width: 900px){.admin-wrap{flex-direction:column}.admin-sidebar{width:100%;flex-direction:row;align-items:center;gap:10px;padding:12px;overflow-x:auto}.admin-brand{border-bottom:none;padding:0 10px;margin:0}.admin-nav{flex-direction:row}.admin-nav a{padding:8px 12px;white-space:nowrap}}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--primary)}.login-card{width:380px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:44px 40px;box-shadow:var(--shadow)}.login-card .brand{text-align:center;margin-bottom:30px}.login-card .brand-name{font-size:28px}.login-title{text-align:center;font-family:var(--font-serif);font-size:20px;letter-spacing:3px;margin-bottom:26px;color:var(--accent)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:18px;margin-bottom:30px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px}.stat-card .stat-num{font-family:var(--font-serif);font-size:32px;font-weight:700;color:var(--accent)}.stat-card .stat-label{color:var(--text-dim);font-size:13px;margin-top:4px;letter-spacing:1px}.dash-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}@media (max-width: 1000px){.dash-grid{grid-template-columns:1fr}}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px}.panel h3{font-size:15px;letter-spacing:1px;margin-bottom:16px;color:var(--accent)}.data-table{width:100%;border-collapse:collapse;font-size:13.5px}.data-table th{text-align:left;color:var(--text-dim);font-weight:500;font-size:12px;letter-spacing:1px;padding:10px 12px;border-bottom:1px solid var(--border);white-space:nowrap}.data-table td{padding:12px;border-bottom:1px solid rgba(46,54,80,.5);vertical-align:middle}.data-table tr:hover td{background:#ffffff05}.data-table .thumb{width:52px;height:52px;border-radius:8px;object-fit:cover;border:1px solid var(--border)}.row-actions{display:flex;gap:8px;white-space:nowrap}.cell-num{font-family:var(--font-serif);font-size:16px;color:var(--accent)}.form-page{max-width:860px}.form-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:30px;margin-bottom:22px}.form-card h3{font-size:15px;letter-spacing:1px;margin-bottom:20px;color:var(--accent)}.check-row{display:flex;align-items:center;gap:10px;margin-bottom:14px;font-size:14px}.check-row input[type=checkbox]{width:17px;height:17px;accent-color:var(--accent)}.uploader{display:flex;flex-wrap:wrap;gap:12px}.uploader-item{position:relative;width:104px;height:104px;border-radius:10px;overflow:hidden;border:1px solid var(--border);background:var(--primary-soft)}.uploader-item img{width:100%;height:100%;object-fit:cover}.uploader-item .remove{position:absolute;top:4px;right:4px;width:22px;height:22px;border-radius:50%;background:#000000a6;color:#fff;border:none;font-size:12px;line-height:1}.uploader-add{width:104px;height:104px;border-radius:10px;border:1.5px dashed var(--border);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:var(--text-dim);font-size:12px;background:transparent;transition:all .2s}.uploader-add:hover{border-color:var(--accent);color:var(--accent)}.uploader-add .plus{font-size:26px;line-height:1}.stock-input{width:90px;padding:8px 10px;border-radius:6px;border:1px solid var(--border);background:var(--primary-soft);color:var(--text)}.low-row td{background:#d999540f}.inv-save,.color-input{display:flex;gap:10px;align-items:center}.color-input input[type=color]{width:52px;height:40px;padding:3px;border:1px solid var(--border);border-radius:6px;background:var(--primary-soft);cursor:pointer}.setting-note{background:var(--accent-soft);border:1px solid rgba(200,162,74,.35);border-radius:8px;padding:12px 16px;font-size:13px;color:var(--accent);margin-bottom:20px}.status-select{padding:7px 10px;border-radius:6px;border:1px solid var(--border);background:var(--primary-soft);color:var(--text)}.inq-msg{max-width:380px;white-space:pre-line;color:var(--text-dim)}.toolbar{display:flex;gap:12px;align-items:center;margin-bottom:20px;flex-wrap:wrap}.toolbar input,.toolbar select{padding:10px 14px;border-radius:6px;border:1px solid var(--border);background:var(--surface);color:var(--text);outline:none}.toolbar input:focus,.toolbar select:focus{border-color:var(--accent)}