:root{
  --navy:#0b2545; --navy2:#13315c; --blue:#1d6fb8; --accent:#00b4d8; --cyan:#48cae4;
  --bg:#f4f6fb; --card:#fff; --line:#e2e8f0; --text:#1a2238; --muted:#64748b;
  --green:#16a34a; --amber:#d97706; --red:#dc2626; --radius:12px;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.5;font-size:14px}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{color:var(--navy);line-height:1.25}
h1{font-size:1.6rem}h2{font-size:1.25rem}h3{font-size:1.05rem}
img{max-width:100%}

/* ---- Layout shells ---- */
.app{display:flex;min-height:100vh}
.sidebar{width:240px;background:var(--navy);color:#cdd9ea;flex-shrink:0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto}
.sidebar .brand{padding:18px 20px;font-weight:700;color:#fff;font-size:1.1rem;border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;gap:8px}
.sidebar .brand small{display:block;font-weight:400;font-size:.7rem;color:var(--cyan)}
.sidebar nav{padding:10px 0;flex:1}
.sidebar nav a{display:block;padding:10px 20px;color:#cdd9ea;font-size:.9rem;border-left:3px solid transparent}
.sidebar nav a:hover{background:rgba(255,255,255,.06);text-decoration:none;color:#fff}
.sidebar nav a.active{background:rgba(0,180,216,.15);border-left-color:var(--accent);color:#fff}
.sidebar nav .group{padding:14px 20px 4px;font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:#6b87a8}
.sidebar .foot{padding:14px 20px;border-top:1px solid rgba(255,255,255,.08);font-size:.8rem}
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{background:var(--card);border-bottom:1px solid var(--line);padding:14px 28px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:5}
.topbar .role-badge{background:var(--navy);color:#fff;padding:4px 12px;border-radius:20px;font-size:.75rem}
.content{padding:28px;max-width:1200px;width:100%}

/* ---- Public nav ---- */
.pubnav{background:var(--navy);color:#fff;padding:0 28px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.pubnav .brand{font-weight:700;font-size:1.15rem;color:#fff;padding:16px 12px 16px 0;margin-right:10px}
.pubnav a{color:#cdd9ea;padding:18px 14px;font-size:.9rem}
.pubnav a:hover,.pubnav a.active{color:#fff;background:rgba(255,255,255,.08);text-decoration:none}
.pubnav .spacer{flex:1}
.pubnav .login-btn{background:var(--accent);color:#022;border-radius:6px;margin:8px 0;padding:8px 16px;font-weight:600}
.pubnav .nav-auth-link{color:#fff;padding:18px 12px;font-weight:600}
.pubnav .nav-auth-link:hover{color:#fff;background:rgba(255,255,255,.08);text-decoration:none}

/* ---- Cards / grid ---- */
.grid{display:grid;gap:18px}
.grid.cols-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid.cols-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.grid.cols-4{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.card h3{margin-bottom:12px}
.card.pad-sm{padding:14px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;border-left:4px solid var(--blue)}
.stat .num{font-size:1.9rem;font-weight:700;color:var(--navy)}
.stat .lbl{color:var(--muted);font-size:.8rem;margin-top:2px}
.stat.green{border-left-color:var(--green)}.stat.amber{border-left-color:var(--amber)}
.stat.red{border-left-color:var(--red)}.stat.cyan{border-left-color:var(--accent)}
a.stat,a.stat:hover{text-decoration:none;color:inherit;display:block}
a.stat{transition:box-shadow .15s ease,transform .15s ease}
a.stat:hover{box-shadow:0 4px 14px rgba(0,0,0,.10);transform:translateY(-2px)}
.row-link{display:flex;justify-content:space-between;align-items:center;text-decoration:none;color:inherit;padding:2px 0}
.row-link:hover{color:var(--accent)}
tr.link-row td a{color:inherit;text-decoration:none;display:block}
tr.link-row:hover{background:rgba(0,0,0,.03)}
.thread{display:flex;flex-direction:column;gap:10px;max-height:360px;overflow-y:auto;margin-bottom:12px}
.thread-item{border-bottom:1px solid var(--line);padding-bottom:8px}
.thread-item .sm{font-size:.72rem;margin-top:4px}
.msg-bubble{background:rgba(37,99,235,.08);border:1px solid var(--line);border-radius:10px;padding:8px 12px;display:inline-block;white-space:pre-wrap}
.inline-status{margin:0}
.status-select{padding:4px 8px;border-radius:14px;border:1px solid var(--line);font-size:.78rem;font-weight:600;cursor:pointer;background:#fff}
.status-select.blue{color:#1d4ed8;border-color:#bfdbfe}.status-select.amber{color:#b45309;border-color:#fde68a}
.status-select.green{color:#15803d;border-color:#bbf7d0}.status-select.red{color:#b91c1c;border-color:#fecaca}
.status-select.gray{color:#475569;border-color:#e2e8f0}

/* ---- Page header ---- */
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;gap:14px;flex-wrap:wrap}
.page-head p{color:var(--muted)}

/* ---- Tables ---- */
table.tbl{width:100%;border-collapse:collapse;background:var(--card);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
table.tbl th{background:#f1f5fb;text-align:left;padding:11px 14px;font-size:.74rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);border-bottom:1px solid var(--line)}
table.tbl td{padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
table.tbl tr:last-child td{border-bottom:none}
table.tbl tr:hover td{background:#fafcff}

/* ---- Badges ---- */
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.72rem;font-weight:600;background:#eef2f7;color:var(--navy2)}
.badge.green{background:#dcfce7;color:#15803d}.badge.amber{background:#fef3c7;color:#b45309}
.badge.red{background:#fee2e2;color:#b91c1c}.badge.blue{background:#dbeafe;color:#1e40af}
.badge.gray{background:#e5e7eb;color:#374151}.badge.cyan{background:#cffafe;color:#0e7490}

/* ---- Forms ---- */
.form-row{margin-bottom:14px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
label{display:block;font-size:.8rem;font-weight:600;color:var(--navy2);margin-bottom:5px}
input:not([type=checkbox]):not([type=radio]):not([type=submit]):not([type=button]),
select,textarea{
  width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;font-size:.9rem;font-family:inherit;background:#fff}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,180,216,.12)}
textarea{min-height:80px;resize:vertical}
.check{display:flex;align-items:center;gap:8px;font-weight:500}
.check input{width:auto}
.check label{margin:0;font-weight:500}

/* ---- Buttons ---- */
.btn{display:inline-block;padding:9px 18px;border-radius:8px;border:none;background:var(--blue);color:#fff;font-size:.88rem;font-weight:600;cursor:pointer;font-family:inherit}
.btn:hover{background:var(--navy2);text-decoration:none;color:#fff}
.btn.accent{background:var(--accent);color:#022}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--navy)}
.btn.danger{background:var(--red)}
.btn.green{background:var(--green)}
.btn.sm{padding:6px 12px;font-size:.78rem}
.btn-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* ---- Flash ---- */
.flash{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:.9rem}
.flash.success{background:#dcfce7;color:#15803d;border:1px solid #bbf7d0}
.flash.error{background:#fee2e2;color:#b91c1c;border:1px solid #fecaca}

/* ---- Auth ---- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--navy),var(--blue));padding:20px}
.auth-card{background:#fff;border-radius:16px;padding:36px;width:100%;max-width:420px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.auth-card h1{text-align:center;margin-bottom:6px}
.auth-card .sub{text-align:center;color:var(--muted);margin-bottom:24px;font-size:.9rem}
.auth-card.super{border-top:5px solid var(--accent)}
.demo-creds{margin-top:18px;font-size:.78rem;color:var(--muted);background:#f8fafc;padding:12px;border-radius:8px}
.demo-creds code{color:var(--navy)}

/* ---- Hero (public home) ---- */
.hero-banner{
  position:relative;min-height:420px;display:flex;align-items:center;justify-content:center;
  text-align:center;background:linear-gradient(135deg,#0b2545 0%,#1d6fb8 50%,#00b4d8 100%);
  overflow:hidden;padding:80px 28px;
  width:100vw;position:relative;left:50%;margin-left:-50vw;margin-right:-50vw
}
.hero-banner::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 20% 80%,rgba(72,202,228,.25),transparent 50%),
             radial-gradient(circle at 80% 20%,rgba(255,255,255,.08),transparent 40%)
}
.hero-inner{position:relative;z-index:1;max-width:720px;margin:0 auto}
.hero-badge{
  display:inline-block;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);
  padding:6px 16px;border-radius:20px;font-size:.85rem;margin-bottom:16px;color:#fff
}
.hero-banner h1{color:#fff;font-size:clamp(2rem,5vw,3.2rem);margin-bottom:12px}
.hero-tagline{color:rgba(255,255,255,.9);font-size:1.1rem;margin-bottom:28px}
.hero-cta,.hero-auth{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:20px}
.hero-auth span{color:rgba(255,255,255,.8);align-self:center;margin-right:8px}
.btn-lg{padding:12px 28px;font-size:1rem}
.btn.ghost-light{background:transparent;border:2px solid rgba(255,255,255,.6);color:#fff}
.btn.ghost-light:hover{background:rgba(255,255,255,.1);color:#fff;text-decoration:none}

.quick-links{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px;margin-bottom:28px}
.quick-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 16px;text-align:center;font-weight:600;color:var(--navy);
  transition:transform .15s,box-shadow .15s
}
.quick-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(11,37,69,.12);text-decoration:none;color:var(--navy)}

.home-section{margin-top:28px}
.section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;gap:12px;flex-wrap:wrap}
.section-head h2{font-size:1.2rem;margin:0}
.sub-section{font-size:.95rem;color:var(--muted);margin:0 0 10px;font-weight:600}
.notice-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:10px}
.notice-card.urgent{border-left:4px solid var(--red);background:#fff5f5}
.notice-title{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.notice-body{color:var(--text);font-size:.9rem;margin-bottom:6px}
.logo-strip{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:16px}
.logo-tile{
  width:110px;height:70px;display:flex;align-items:center;justify-content:center;
  background:#f8fafc;border-radius:8px;padding:8px;border:1px solid var(--line);
  font-weight:600;font-size:.85rem;color:var(--navy);text-align:center
}
.logo-tile img{max-height:50px;max-width:90px;object-fit:contain}
.logo-tile:hover{text-decoration:none;box-shadow:0 4px 12px rgba(11,37,69,.1)}
.video-thumb{
  display:flex;align-items:center;justify-content:center;height:140px;
  background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;font-weight:600
}
.video-thumb:hover{color:#fff;text-decoration:none;opacity:.9}

.logo-box{width:48px;height:48px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--blue));display:flex;align-items:center;justify-content:center;font-size:1.4rem}
.muted{color:var(--muted)}
.mt{margin-top:18px}.mb{margin-bottom:18px}
.empty{text-align:center;padding:40px;color:var(--muted)}
.section-title{margin:26px 0 14px;padding-bottom:8px;border-bottom:2px solid var(--line)}
.pill-row{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.sponsor-logo{height:70px;display:flex;align-items:center;justify-content:center;background:#f8fafc;border-radius:8px;font-weight:700;color:var(--navy);font-size:1.1rem}
.media-item{border-radius:10px;overflow:hidden;border:1px solid var(--line);background:#fff}
.media-item .meta{padding:8px 10px;font-size:.8rem}
@media(max-width:760px){.sidebar{position:fixed;left:-240px;z-index:50;transition:.2s}.sidebar.open{left:0}.content{padding:16px}}