:root{--navy:#071525;--teal:#0e617b;--red:#ff1717;--line:#dce4e9;--soft:#f4f7f8;--text:#1c3042;--muted:#6c7c88}*{box-sizing:border-box}body{margin:0;font-family:Inter,"Segoe UI",Arial,sans-serif;background:#f5f7f9;color:var(--text)}a{text-decoration:none;color:inherit}.admin-shell{min-height:100vh;display:grid;grid-template-columns:250px 1fr}.admin-sidebar{background:var(--navy);color:#fff;padding:28px 20px;position:sticky;top:0;height:100vh}.admin-logo{display:flex;align-items:center;gap:12px;margin-bottom:38px}.admin-logo img{width:120px;filter:brightness(0) invert(1)}.admin-logo span{font-size:10px;color:#76cce0;letter-spacing:.12em}.admin-nav{display:flex;flex-direction:column;gap:5px}.admin-nav a{padding:11px 14px;border-radius:6px;color:#aebdca;font-size:14px}.admin-nav a:hover{background:#102a40;color:#fff}.admin-sidebar form{position:absolute;left:20px;right:20px;bottom:25px}.admin-sidebar button{width:100%;padding:10px;background:transparent;border:1px solid #385064;color:#b8c4ce;border-radius:5px}.admin-main{min-width:0}.admin-topbar{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 35px}.admin-topbar h1{font-size:18px;margin:0}.admin-topbar a{font-size:12px;color:var(--teal);font-weight:700}.admin-content{padding:35px;max-width:1450px}.admin-page-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px}.admin-page-head h2{margin:0;font-size:27px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:5px;padding:10px 16px;font-weight:700;font-size:13px;cursor:pointer}.btn-primary{background:var(--teal);color:#fff}.btn-danger{background:#fff1f1;color:#c31b2f}.btn-ghost{background:#eef3f5;color:#35505f}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.stat-card{background:#fff;border:1px solid var(--line);padding:25px;border-radius:8px}.stat-card span{color:var(--muted);font-size:12px}.stat-card strong{display:block;font-size:38px;margin-top:12px}.admin-card{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}.admin-table{width:100%;border-collapse:collapse}.admin-table th,.admin-table td{text-align:left;padding:13px 15px;border-bottom:1px solid #edf1f3;font-size:13px;vertical-align:top}.admin-table th{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#7d8b95;background:#f9fbfb}.actions{display:flex;gap:7px;align-items:center}.actions form{display:inline}.status{display:inline-block;padding:4px 8px;border-radius:20px;background:#e9f7f2;color:#087454;font-size:10px;font-weight:800}.status.off{background:#f0f2f3;color:#7a878f}.admin-form{background:#fff;border:1px solid var(--line);padding:28px;border-radius:8px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.form-field{display:flex;flex-direction:column;margin-bottom:18px}.form-field.full{grid-column:1/-1}.form-field label{font-size:11px;font-weight:800;color:#566a78;margin-bottom:7px;text-transform:uppercase;letter-spacing:.05em}.form-field input,.form-field textarea,.form-field select{width:100%;border:1px solid #ccd8dd;border-radius:4px;padding:11px 12px;font:inherit;font-size:13px;outline:none}.form-field input:focus,.form-field textarea:focus{border-color:var(--teal)}.form-check{display:flex;align-items:center;gap:8px;margin-bottom:20px}.form-actions{display:flex;gap:10px;border-top:1px solid var(--line);padding-top:20px}.validation-summary-errors,.field-validation-error{color:#c31b2f;font-size:12px}.flash{background:#e9f7f2;color:#087454;padding:12px 15px;border-radius:5px;margin-bottom:18px}.login-page{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;background:var(--navy)}.login-visual{display:flex;align-items:center;justify-content:center;background:radial-gradient(circle,#12435a,#071525 70%)}.login-visual img{max-width:65%;filter:drop-shadow(0 25px 50px rgba(0,0,0,.35))}.login-panel{background:#fff;display:flex;align-items:center;justify-content:center;padding:35px}.login-card{width:100%;max-width:420px}.login-card h1{font-size:34px;margin:20px 0 5px}.login-card>p{color:var(--muted);margin-bottom:35px}.feature-list-admin{margin-top:15px;padding-left:15px;border-left:2px solid #dce8ec}.feature-list-admin li{margin:7px 0;font-size:12px}.message-body{white-space:pre-wrap;background:#f8fafb;padding:22px;border-radius:6px;margin-top:20px}.hint{font-size:11px;color:#87949c;margin-top:5px}
@media(max-width:900px){.admin-shell{grid-template-columns:1fr}.admin-sidebar{height:auto;position:relative}.admin-nav{flex-direction:row;flex-wrap:wrap}.admin-sidebar form{position:static;margin-top:20px}.stats-grid{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}.login-page{grid-template-columns:1fr}.login-visual{display:none}}@media(max-width:600px){.admin-content{padding:20px}.stats-grid{grid-template-columns:1fr}.admin-table{display:block;overflow-x:auto}.admin-page-head{align-items:flex-start;gap:15px;flex-direction:column}}