/* White Cloud Distance Learning — stylesheet */
:root{
  --green:#0f5e2c; --green-d:#0b4a22; --accent:#1466b8; --accent-d:#0f4f90;
  --ink:#1e2621; --muted:#66716a; --line:#e2e7e1; --line-2:#eef1ec;
  --bg:#eef2ec; --card:#fff; --radius:14px; --danger:#c0392b;
  --shadow:0 6px 22px rgba(16,40,24,.07);
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.5}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:1.5rem;margin:.2rem 0 .6rem}
h2{font-size:1.12rem;margin:.4rem 0 .5rem}
.lead{color:var(--muted);margin:.2rem 0 1rem}
.hint{color:var(--muted);font-size:.85rem}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.logo{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;flex:0 0 34px;border-radius:8px;background:var(--green);color:#fff;font-weight:800;font-family:Georgia,serif}
.logo-img{width:34px;height:34px;flex:0 0 34px;border-radius:8px;object-fit:cover;background:#fff}

/* ---------- guest top bar ---------- */
.topbar{display:flex;align-items:center;gap:14px;background:#fff;border-bottom:1px solid var(--line);padding:12px 20px}
.topbar .brand{display:flex;align-items:center;gap:10px;color:var(--ink)}
.topbar .brand b{display:block;line-height:1.1}
.topbar .brand small{color:var(--muted);font-size:.76rem}
.topbar nav{margin-left:auto;display:flex;align-items:center;gap:16px}
.wrap{max-width:1040px;margin:0 auto;padding:28px 20px 70px}

/* ---------- app shell ---------- */
.app{display:flex;min-height:100vh;align-items:stretch}
.sidebar{width:236px;flex:0 0 236px;background:#0f2e1c;color:#e8f3ea;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;transition:width .16s,flex-basis .16s;overflow:hidden}
.sidebar.collapsed{width:66px;flex-basis:66px}
.sb-brand{display:flex;align-items:center;gap:8px;padding:14px 12px;border-bottom:1px solid rgba(255,255,255,.08)}
.sb-brand a{display:flex;align-items:center;gap:9px;color:#fff;flex:1;min-width:0}
.sb-brandtext{min-width:0;line-height:1.15;overflow:hidden;white-space:nowrap}
.sb-brandtext b{display:block}.sb-brandtext small{color:#a7c6b2;font-size:.74rem}
.sb-toggle{background:rgba(255,255,255,.08);border:0;color:#cfe4d5;width:30px;height:30px;border-radius:8px;cursor:pointer;flex:0 0 auto}
.sb-nav{flex:1;overflow-y:auto;overflow-x:hidden;padding:10px 8px}
.sb-link{display:flex;align-items:center;gap:11px;padding:9px 11px;border-radius:9px;color:#cfe4d5;font-size:.9rem;white-space:nowrap;margin-bottom:2px}
.sb-link:hover{background:rgba(255,255,255,.08);color:#fff;text-decoration:none}
.sb-link.active{background:var(--green);color:#fff}
.sb-link i{font-size:1.05rem;flex:0 0 auto;width:20px;text-align:center}
.sb-foot{border-top:1px solid rgba(255,255,255,.08);padding:10px 8px}
.sb-user{padding:6px 11px;line-height:1.25;overflow:hidden}
.sb-user b{display:block;font-size:.86rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sb-user small{color:#a7c6b2;font-size:.72rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block}
.sidebar.collapsed .sb-brandtext,.sidebar.collapsed .sb-link span,.sidebar.collapsed .sb-user{display:none}
.main{flex:1;min-width:0}
.main-inner{max-width:1080px;margin:0 auto;padding:26px 26px 70px}

/* ---------- cards / layout ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card.pad{padding:22px}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;align-items:start}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.stat{display:flex;flex-direction:column;gap:2px}
.stat .n{font-size:1.7rem;font-weight:800;color:var(--green)}
.stat .l{color:var(--muted);font-size:.85rem}

/* ---------- forms ---------- */
.field{margin-bottom:12px}
.field label{display:block;font-size:.85rem;font-weight:600;margin-bottom:4px}
input,select,textarea{font:inherit;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:9px;padding:10px 12px;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}
input[disabled]{background:#f4f6f3;color:var(--muted)}
.req{color:var(--danger)}
select{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2366716a' stroke-width='2.4' stroke-linecap='round'><polyline points='6 9 12 15 18 9'/></svg>");background-repeat:no-repeat;background-position:right 12px center;padding-right:34px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--green);color:#fff;border:1px solid var(--green);border-radius:10px;padding:10px 18px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.btn:hover{background:var(--green-d);text-decoration:none;color:#fff}
.btn.accent{background:var(--accent);border-color:var(--accent)}.btn.accent:hover{background:var(--accent-d)}
.btn.ghost{background:#fff;color:var(--green);border-color:var(--line)}.btn.ghost:hover{background:#f4f7f2;color:var(--green)}
.btn.sm{padding:7px 13px;font-size:.86rem;border-radius:9px}
.btn.block{width:100%}
.btn.danger{background:var(--danger);border-color:var(--danger)}

/* ---------- pills / tables ---------- */
.pill{display:inline-block;font-size:.75rem;font-weight:700;padding:3px 10px;border-radius:999px;background:#eef4ea;color:#3f5a3b}
.pill.warn{background:#fff4e0;color:#8a5a12}.pill.bad{background:#fdecea;color:#b23b1e}.pill.info{background:#e7f0fb;color:#175694}
table{border-collapse:collapse;width:100%;font-size:.9rem}
thead th{background:#f0f5ec;color:var(--green-d);text-align:left;font-size:.72rem;text-transform:uppercase;letter-spacing:.03em;padding:10px 12px;border-bottom:1px solid var(--line)}
tbody td{padding:11px 12px;border-bottom:1px solid var(--line-2)}
tbody tr:hover{background:#fafcf8}
.table-wrap{overflow-x:auto}

/* ---------- misc ---------- */
.flash{padding:11px 15px;border-radius:10px;margin-bottom:14px;font-size:.92rem}
.flash.ok{background:#e9f6ec;color:#1c6b34;border:1px solid #bfe6c9}
.flash.err{background:#fdece9;color:#b23b1e;border:1px solid #f2c3b8}
.banner{background:#f3f7f1;border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:.9rem;margin-bottom:12px}
.auth{max-width:420px;margin:6vh auto;padding:0 18px}
.auth .logo{width:46px;height:46px;font-size:1.3rem;margin:0 auto 10px;display:flex}
.code{font-family:ui-monospace,monospace;font-size:1.4rem;letter-spacing:3px;font-weight:700;color:var(--green);user-select:all}

/* ---------- id-photo widget ---------- */
.idphoto{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-start}
.idphoto-preview{width:132px;height:160px;border:1px solid var(--line);border-radius:10px;background:#f4f7f2;display:flex;align-items:center;justify-content:center;overflow:hidden;flex:0 0 auto}
.idphoto-preview img{width:100%;height:100%;object-fit:cover}
.idphoto-cam video{width:220px;max-width:72vw;border-radius:10px;background:#000;transform:scaleX(-1)}
.idphoto-cambtns{display:flex;gap:6px;margin-top:6px;flex-wrap:wrap}
.idphoto-actions{display:flex;gap:8px;flex-direction:column}
.idphoto-status{font-size:.85rem;margin-top:6px;flex-basis:100%}
.idphoto-status.ok{color:#2e7d32;font-weight:600}.idphoto-status.bad{color:#b23b1e;font-weight:600}
.checkgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:4px 12px}
.checkgrid label{font-size:.88rem;font-weight:400;display:flex;align-items:center;gap:6px}
.checkgrid input{width:auto}

/* ---------- responsive ---------- */
@media (max-width:820px){
  .sidebar{width:66px;flex-basis:66px}
  .sidebar .sb-brandtext,.sidebar .sb-link span,.sidebar .sb-user{display:none}
  .sidebar.expanded{position:fixed;z-index:50;width:236px;flex-basis:236px}
  .sidebar.expanded .sb-brandtext,.sidebar.expanded .sb-link span,.sidebar.expanded .sb-user{display:block}
  .main-inner{padding:18px 16px 60px}
  .grid2{grid-template-columns:1fr}
}