@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&display=swap');

:root{
  --navy:#10233F; --navy-light:#1B3660; --gold:#C9A227; --gold-light:#E4C158;
  --teal:#0F6E56; --teal-light:#1D9E75; --cream:#FAF7F0; --cream-dark:#F0EBDD;
  --ink:#1A1D23; --ink-soft:#565B66; --white:#FFFFFF; --danger:#C0392B;
  --serif:'Fraunces', serif; --sans:'Inter', sans-serif;
  --radius:12px; --shadow:0 10px 30px -10px rgba(16,35,63,0.18);
}
*{box-sizing:border-box;margin:0;padding:0;}
body{font-family:var(--sans);background:var(--cream);color:var(--ink);line-height:1.6;}
h1,h2,h3{font-family:var(--serif);color:var(--navy);font-weight:600;}
a{color:var(--teal);text-decoration:none;}
button, .btn{font-family:var(--sans);cursor:pointer;border:none;border-radius:999px;font-weight:600;font-size:14px;padding:11px 22px;transition:transform .15s, box-shadow .15s;}
.btn-primary{background:var(--navy);color:var(--white);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-ghost{background:transparent;border:1.5px solid rgba(16,35,63,0.2);color:var(--navy);}
.btn-danger{background:var(--danger);color:var(--white);}
.btn-sm{padding:7px 14px;font-size:13px;}
input, textarea, select{font-family:var(--sans);font-size:14px;padding:10px 12px;border:1px solid rgba(16,35,63,0.15);border-radius:8px;width:100%;background:var(--white);}
input:focus, textarea:focus, select:focus{outline:2px solid var(--teal);outline-offset:1px;}
label{font-size:13px;font-weight:600;color:var(--ink-soft);display:block;margin-bottom:6px;}

.app-shell{display:flex;min-height:100vh;}
.sidebar{width:240px;background:var(--navy);color:rgba(255,255,255,0.85);padding:24px 16px;flex-shrink:0;}
.sidebar .logo{font-family:var(--serif);color:var(--white);font-size:22px;font-weight:700;margin-bottom:32px;display:flex;align-items:center;gap:8px;}
.sidebar .logo .dot{width:7px;height:7px;border-radius:50%;background:var(--gold);}
.sidebar nav a{display:block;color:rgba(255,255,255,0.7);padding:10px 12px;border-radius:8px;font-size:14px;font-weight:500;margin-bottom:4px;transition:background .15s, color .15s;}
.sidebar nav a:hover, .sidebar nav a.active{background:rgba(255,255,255,0.08);color:var(--white);}
.main{flex:1;padding:32px 40px;max-width:1100px;}

.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px;}
.card{background:var(--white);border-radius:var(--radius);padding:24px;box-shadow:0 1px 3px rgba(16,35,63,0.06);border:1px solid rgba(16,35,63,0.06);margin-bottom:20px;}
.card h3{font-size:17px;margin-bottom:12px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid rgba(16,35,63,0.06);}
.row:last-child{border-bottom:none;}
.tag{display:inline-block;background:var(--cream-dark);color:var(--navy);font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;}
.tag.published{background:rgba(15,110,86,0.12);color:var(--teal);}
.tag.draft{background:rgba(201,162,39,0.15);color:#8a6b0f;}
.empty{text-align:center;color:var(--ink-soft);padding:40px 20px;font-size:14px;}
.error-msg{background:rgba(192,57,43,0.08);color:var(--danger);padding:10px 14px;border-radius:8px;font-size:13.5px;margin-bottom:14px;}
.success-msg{background:rgba(15,110,86,0.08);color:var(--teal);padding:10px 14px;border-radius:8px;font-size:13.5px;margin-bottom:14px;}

.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;}
.auth-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);padding:40px 36px;max-width:400px;width:100%;}
.auth-card .logo{font-family:var(--serif);font-size:26px;font-weight:700;color:var(--navy);margin-bottom:6px;text-align:center;}
.auth-card p.sub{text-align:center;color:var(--ink-soft);font-size:14px;margin-bottom:24px;}
.field{margin-bottom:16px;}
.auth-switch{text-align:center;font-size:13.5px;color:var(--ink-soft);margin-top:18px;}

.module-block{border:1px solid rgba(16,35,63,0.1);border-radius:10px;padding:16px;margin-bottom:14px;}
.module-block h4{font-size:15px;margin-bottom:10px;}
.lesson-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;font-size:13.5px;border-bottom:1px dashed rgba(16,35,63,0.08);}
.lesson-row:last-child{border-bottom:none;}
.lesson-row .video-status{font-size:12px;color:var(--teal);font-weight:600;}
.lesson-row .video-status.missing{color:var(--ink-soft);}

@media(max-width:800px){
  .app-shell{flex-direction:column;}
  .sidebar{width:100%;}
  .grid-2{grid-template-columns:1fr;}
}