:root { --bg:#fff; --fg:#111; --muted:#555; --border:#e5e7eb; --accent:#1f8d40; --accent-t:#e8f5ec; }
*{box-sizing:border-box}
body{font-family:system-ui,Segoe UI,Roboto,Arial,sans-serif;margin:20px;line-height:1.45;color:var(--fg);background:var(--bg)}
.page-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:16px}
.page-header h1{margin:0;font-size:24px}
.main-nav{display:flex;gap:10px}
.main-nav .nav-link{padding:6px 12px;border-radius:8px;text-decoration:none;color:var(--fg);border:1px solid transparent;display:inline-block}
.main-nav .nav-link:hover{background:#f3f4f6}
.main-nav .nav-link.active{background:var(--accent-t);border-color:var(--accent);color:var(--fg)}
h2{margin:16px 0 10px 0}
p.small{color:var(--muted);font-size:12px}
.msg{margin:10px 0 16px 0;color:#0a6}
.msg.error{color:#b3261e}
input[type="text"],input[type="number"],input[type="file"],input[type="email"],input[type="password"]{padding:8px;border:1px solid #cbd5e1;border-radius:8px;width:100%}
button, .btn{padding:10px 14px;border:1px solid #1f2937;background:#111;color:#fff;border-radius:10px;cursor:pointer;text-decoration:none;display:inline-block}
button.secondary{background:#fff;color:#111}
button.danger{border-color:#b3261e;background:#b3261e}
button[disabled]{opacity:0.6;cursor:not-allowed}
.btn{color:#fff}
.note{color:#555;font-size:12px;margin-top:6px}
.card{border:1px solid var(--border);border-radius:12px;padding:12px;margin-bottom:12px;background:#fff}
table{border-collapse:collapse}
table.colors{width:100%}
table.colors th,table.colors td{border:1px solid var(--border);padding:8px;text-align:left}
.sw{width:24px;height:24px;border:1px solid #00000033;border-radius:4px}
.preview{max-width:100%;height:auto;border:1px solid var(--border);border-radius:8px;background:#fff}
.meta{color:var(--muted);font-size:12px}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.tabs{border:1px solid var(--border);border-radius:12px}
.tab-header{display:flex;gap:6px;border-bottom:1px solid var(--border);background:#fafafa;border-radius:12px 12px 0 0;overflow:auto}
.tab-btn{appearance:none;border:none;background:transparent;padding:12px 14px;cursor:pointer;border-bottom:2px solid transparent;color:black}
.tab-btn.active{border-bottom-color:var(--accent);background:var(--accent-t);color:black}
.tab-panel{display:none;padding:16px}
.tab-panel.active{display:block}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px}
.form-vert > *{display:block;margin:6px 0}
.radio-group label{display:block;margin:4px 0}
.login-card button{align-self:flex-start}
.badge{display:inline-block;padding:2px 6px;font-size:11px;border-radius:999px;background:var(--accent);color:#fff;margin-left:6px}
.admin-users{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.user-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}
.user-card h3{margin:0 0 8px 0;display:flex;align-items:center;gap:6px}
.user-card form{display:flex;flex-direction:column;gap:8px}
.account-card p{margin:6px 0}