/* ========== Design tokens ========== */
:root{
  --bg:#f7f8fb;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#667085;
  --line:#e5e7eb;

  --brand:#2563eb;        /* blue */
  --brand-2:#10b981;      /* emerald */
  --purple:#7c3aed;
  --red:#ef4444;
  --slate:#334155;

  --radius:16px;
  --shadow:0 10px 30px rgba(2,6,23,.08);
  --ring:0 0 0 3px rgba(37,99,235,.25);
  --font: Inter, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

/* ========== Layout ========== */
.container{max-width:1180px;margin:0 auto;padding:0 20px}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:16px}

/* ========== Header / Topbar ========== */
.site-header{
  background:linear-gradient(90deg,#0f172a, #111827 40%, #0b1220 100%);
  color:#fff;
  padding:16px 0;
  position:sticky;top:0;z-index:50;
  box-shadow:0 2px 18px rgba(0,0,0,.15);
}
.site-header h1{margin:0;font-size:22px;letter-spacing:.2px}
.site-header .btn{margin-left:8px}

/* Language switch */
.lang-switch .btn{padding:6px 10px}

/* ========== Tabs (top nav) ========== */
.tabs{
  display:flex;gap:8px;align-items:center;
  padding:12px 0 14px;overflow:auto;scrollbar-width:none;
}
.tabs::-webkit-scrollbar{display:none}
.tabs a{
  text-decoration:none;
  color:#0f172a;
  background:#eef2ff;
  padding:10px 14px;
  border-radius:999px;
  font-weight:600;
  transition:.2s;
  border:1px solid transparent;
}
.tabs a:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.tabs a.active{
  background:var(--brand);
  color:#fff;
}

/* ========== Cards / sections ========== */
.card{
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:22px;
  margin:16px 0;
}
.card h2{margin:0 0 14px;font-size:22px}
h3{margin:10px 0 8px;font-size:18px}

/* ========== Buttons ========== */
.btn{
  appearance:none;border:0;cursor:pointer;
  background:var(--brand);color:#fff;
  padding:10px 14px;border-radius:10px;
  font-weight:700;letter-spacing:.2px;
  transition:.2s;box-shadow:0 6px 18px rgba(37,99,235,.25);
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn:focus-visible{outline:none;box-shadow:var(--ring)}

.btn-secondary{
  background:#eef2ff;color:#0f172a;
  box-shadow:none;border:1px solid #dbeafe;
}
.btn[disabled]{opacity:.55;cursor:not-allowed}

/* ========== Inputs / forms ========== */
input,select,textarea{
  width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--text);font:inherit;
}
textarea{resize:vertical}
label{display:block;margin:10px 0;font-weight:600;color:#222}
input:focus,select:focus,textarea:focus{outline:none;box-shadow:var(--ring);border-color:#bfdbfe}
.stack>*{margin-top:10px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:860px){.two{grid-template-columns:1fr}}

/* ========== Tables ========== */
.table-scroll{overflow:auto;border-radius:12px;border:1px solid var(--line);background:#fff}
.table{width:100%;border-collapse:separate;border-spacing:0}
.table th,.table td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}
.table thead th{
  position:sticky;top:0;background:#f8fafc;z-index:1;
  font-size:13px;color:#334155;border-bottom:1px solid #e2e8f0;
}
.table tbody tr:hover{background:#f8fafc}

/* Small helpers */
.text-right{text-align:right}
.muted{color:var(--muted)}
.pill{display:inline-block;padding:2px 10px;background:#eef2ff;border-radius:999px;font-size:12px}

/* ========== Stats (dashboard counters) ========== */
.stats-grid--color{
  display:grid;gap:16px;
  grid-template-columns:repeat(4,minmax(0,1fr));
}
@media (max-width:1020px){.stats-grid--color{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.stats-grid--color{grid-template-columns:1fr}}

.stat-fancy{
  border-radius:18px;color:#fff;padding:16px 18px;min-height:110px;
  display:flex;flex-direction:column;justify-content:space-between;
  box-shadow:0 16px 36px rgba(0,0,0,.12);
  position:relative;overflow:hidden;
}
.stat-fancy:after{
  content:"";position:absolute;inset:auto -20% -30% -20%;height:100px;
  background:rgba(255,255,255,.15);filter:blur(30px);transform:rotate(-8deg);
}
.stat-title{font-weight:600;opacity:.92}
.stat-value{font-size:38px;line-height:1;font-weight:800;letter-spacing:.5px;margin-top:8px}

.stat--blue    {background:linear-gradient(135deg,#3b82f6, #1d4ed8)}
.stat--emerald {background:linear-gradient(135deg,#34d399,#059669)}
.stat--red     {background:linear-gradient(135deg,#fb7185,#ef4444)}
.stat--purple  {background:linear-gradient(135deg,#a78bfa,#7c3aed)}
.stat--slate   {background:linear-gradient(135deg,#475569,#1f2937)}

/* ========== Notifications (flash) ========== */
.card[style*="#10b981"], .flash-ok{
  border-left:6px solid #10b981;
}
.card[style*="#ef4444"], .flash-err{
  border-left:6px solid #ef4444;
}

/* ========== Dev page / photos (optional) ========== */
.dev-card{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:start;padding:24px;border-radius:16px;background:#fff;box-shadow:var(--shadow)}
.dev-photo{width:220px;height:260px;object-fit:cover;border-radius:12px}
.dev-name{font-size:22px;font-weight:800;margin:0 0 6px}
.dev-role{margin:0 0 12px;color:var(--muted)}
@media (max-width:720px){.dev-card{grid-template-columns:1fr}.dev-photo{width:100%;height:auto}}
/* ========== Admin: builder ========== */
.q-builder .q-item{border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:12px;background:#fff}
.q-builder .opt{display:grid;grid-template-columns:24px 1fr;gap:8px;margin:6px 0}