*{box-sizing:border-box}
body{margin:0;font-family:Poppins,"Segoe UI",Arial,sans-serif;font-size:13px;color:#333;background:#f4f5f7}
a{color:#2b6cb0;text-decoration:none}
.topbar{background:#fff;padding:12px 16px;box-shadow:0 2px 6px rgba(0,0,0,.08);display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.topbar.admin{background:#1f2d3d;color:#fff}.topbar.admin a{color:#cfe3ff;margin-left:6px}
.admin-link{font-size:12px}

/* panel publik */
.panel{margin:8px;background:transparent;border:1px solid rgba(128,128,128,.35)}
.panel-head{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-bottom:1px solid rgba(128,128,128,.3)}
.panel-head h1{font-size:14px;font-weight:500;margin:0}
.btn-refresh{background:#17a2e8;color:#fff;padding:5px 10px;border-radius:3px;font-size:11px;font-weight:600}
.panel-body{padding:8px 8px 20px;background:transparent}
.badge-green{display:inline-block;background:#28a745;color:#fff;padding:3px 8px;border-radius:3px;font-size:11px;font-weight:600;margin-bottom:6px}

/* timeline */
.timeline{position:relative;padding-left:34px}
.timeline:before{content:"";position:absolute;left:11px;top:0;bottom:0;width:2px;background:#cfd6dd}
.item{position:relative;margin-bottom:14px}
.dot{position:absolute;left:-34px;top:0;width:24px;height:24px;border-radius:50%;background:#1565c0;color:#fff;
     display:flex;align-items:center;justify-content:center;font-size:11px;border:2px solid #fff;box-shadow:0 0 0 1px #1565c0}

/* flashcard */
.flashcard{background:rgba(var(--card-rgb),var(--card-a));border:1px solid rgba(128,128,128,.35);border-radius:4px;backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);box-shadow:0 1px 3px rgba(0,0,0,.06);transition:transform .15s,box-shadow .15s}
.flashcard:hover{transform:translateY(-2px);box-shadow:0 6px 14px rgba(0,0,0,.1)}
.flashcard.baru{border-color:#cfd6dd}
.fc-head{background:transparent;padding:6px 10px;border-bottom:1px solid rgba(128,128,128,.3)}
.fc-title{color:var(--judul,#2b6cb0);font-size:13px;font-weight:600}
.fc-meta{display:flex;justify-content:space-between;font-size:10px;opacity:.8;margin-top:2px}
.fc-date i{margin-left:6px}
.fc-body{padding:10px;line-height:1.6;font-size:11.5px}
.kosong{color:#888}

/* admin */
.wrap{max-width:960px;margin:16px auto;padding:0 12px}
.row-between{display:flex;justify-content:space-between;align-items:center}
.btn{display:inline-block;background:#1565c0;color:#fff;border:0;padding:8px 14px;border-radius:4px;cursor:pointer;font-size:13px}
.tbl{width:100%;border-collapse:collapse;background:#fff}
.tbl th,.tbl td{padding:8px 10px;border:1px solid #e1e4e8;text-align:left;vertical-align:top}
.tbl th{background:#f0f2f5}
.aksi{white-space:nowrap}.aksi form{display:inline}
.link-danger{background:none;border:0;color:#c62828;cursor:pointer;padding:0;margin-left:8px;font-size:13px}
.form label{display:block;margin:12px 0 4px;font-weight:600}
.form input,.form textarea{width:100%;padding:8px;border:1px solid #c9ced4;border-radius:4px;font:inherit}
.form small{display:block;color:#666;margin:6px 0 14px}
.toolbar button{padding:3px 10px;margin-right:4px;cursor:pointer}
.alert{background:#fdecea;color:#b71c1c;padding:8px 10px;border-radius:4px;margin:8px 0}
.ok{background:#e8f5e9;color:#1b5e20;padding:8px 10px;border-radius:4px;margin:8px 0}
body.center{display:flex;min-height:100vh;align-items:center;justify-content:center}
.login-box{background:#fff;padding:24px;width:320px;border-radius:6px;box-shadow:0 4px 16px rgba(0,0,0,.1)}
.login-box h2{margin-top:0}
.login-box label{display:block;margin:10px 0 4px;font-weight:600}
.login-box input{width:100%;padding:8px;border:1px solid #c9ced4;border-radius:4px}
.login-box .btn{width:100%;margin-top:16px}
.back{display:block;text-align:center;margin-top:12px;font-size:12px}

/* halaman publik: warna teks mengikuti pengaturan admin */
body.publik{color:var(--teks,#222)}
body.publik .panel-head h1,body.publik .kosong{color:var(--teks,#222)}
body.publik .timeline:before{background:rgba(128,128,128,.5)}
.topbar{background:rgba(255,255,255,.85)}
.bgform .opsi{display:flex;gap:16px;margin:6px 0}
.bgform .opsi label{font-weight:400;display:inline-flex;gap:6px;align-items:center;margin:0}
.bgform input[type=color]{width:60px;height:36px;padding:2px}
.bgform input[type=radio]{width:auto}
.bgform input[type=range]{padding:0}
.thumb{max-width:240px;max-height:140px;border:1px solid #ccc;border-radius:4px;display:block;margin:6px 0}