/* ═══════════════════════════════════════════════
   PECUTI Portal — dark dashboard theme
   ═══════════════════════════════════════════════ */
:root {
  --bg: #0b0e14;
  --panel: #12161f;
  --panel-2: #171c27;
  --border: #232a38;
  --text: #e6e9f0;
  --muted: #8b93a7;
  --accent: #6c5ce7;
  --accent-2: #a29bfe;
  --green: #00b894;
  --red: #d63031;
  --orange: #fdcb6e;
  --radius: 14px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  min-height: 100vh;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

/* ── Topbar ── */
.topbar {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-badge {
  width: 40px; height: 40px; border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; font-weight: 800; font-size: 20px;
}
.brand-name { font-weight: 700; letter-spacing: .5px; }
.brand-sub { font-size: 11px; color: var(--muted); }

.tabs { display: flex; gap: 4px; background: var(--panel-2); padding: 4px; border-radius: 10px; flex-wrap: wrap; }
.tab {
  background: transparent; border: none; color: var(--muted);
  padding: 8px 14px; border-radius: 8px; cursor: pointer; font-size: 13px; font-weight: 600;
}
.tab.active { background: var(--accent); color: #fff; }
.tab:hover:not(.active) { color: var(--text); }

main.container { padding-top: 20px; padding-bottom: 40px; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Cards ── */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
}
.card h3 { margin-bottom: 12px; font-size: 15px; }
.card h2 { margin-bottom: 8px; font-size: 20px; }

.login-card { max-width: 420px; margin: 40px auto; text-align: center; }
.login-card input {
  width: 100%; margin: 12px 0; padding: 12px 14px;
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font-family: monospace; font-size: 14px;
}
.error { color: var(--red); font-size: 13px; margin-top: 8px; }

/* ── Buttons / inputs ── */
.btn {
  border: none; cursor: pointer; font-weight: 600; font-size: 14px;
  padding: 10px 18px; border-radius: 10px; transition: filter .15s;
}
.btn:hover { filter: brightness(1.15); }
.btn.primary { background: var(--accent); color: #fff; }
.btn.ghost { background: var(--panel-2); color: var(--text); border: 1px solid var(--border); }
.btn.full { width: 100%; margin-top: 8px; }

input[type="text"], input[type="password"], select, textarea {
  width: 100%; padding: 10px 12px; margin: 6px 0 12px;
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font-size: 14px;
}
textarea { resize: vertical; font-family: inherit; }
label.small { display: block; font-size: 12px; margin-top: 8px; }

/* ── Announcement ── */
.announcement {
  background: linear-gradient(90deg, rgba(108,92,231,.18), rgba(162,155,254,.08));
  border: 1px solid rgba(108,92,231,.4);
  border-radius: var(--radius); padding: 14px 16px; margin-bottom: 16px;
}
.announcement b { color: var(--accent-2); }

/* ── Quota hero ── */
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.quota-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.quota-label { color: var(--muted); font-size: 13px; }
.quota-value { font-size: 34px; font-weight: 800; margin-top: 4px; }
.quota-value .unit { font-size: 14px; color: var(--muted); font-weight: 500; }
.quota-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 16px; margin-top: 14px; font-size: 13px; }

.quota-ring { position: relative; width: 110px; height: 110px; flex-shrink: 0; }
.quota-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring-bg { fill: none; stroke: var(--panel-2); stroke-width: 10; }
.ring-fg {
  fill: none; stroke: var(--accent); stroke-width: 10; stroke-linecap: round;
  stroke-dasharray: 326.7; stroke-dashoffset: 326.7; transition: stroke-dashoffset .8s ease;
}
.ring-text {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-weight: 800; font-size: 18px;
}

.badge {
  padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600;
  background: rgba(0,184,148,.15); color: var(--green);
}
.badge.exceeded, .badge.expired, .badge.disabled { background: rgba(214,48,49,.15); color: var(--red); }

.stat-card { display: flex; align-items: center; }
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; width: 100%; text-align: center; }
.stat-num { font-size: 26px; font-weight: 800; color: var(--accent-2); }
.stat-label { font-size: 12px; color: var(--muted); margin-top: 4px; }

/* ── Tiles ── */
.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
.tile {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; cursor: pointer; transition: transform .15s, border-color .15s;
}
.tile:hover { transform: translateY(-2px); border-color: var(--accent); }
.tile-icon { font-size: 24px; }
.tile-title { font-weight: 700; margin-top: 8px; font-size: 14px; }
.tile-desc { font-size: 12px; color: var(--muted); margin-top: 4px; }

/* ── Tables ── */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
  text-align: left; color: var(--muted); font-weight: 600; font-size: 11px;
  text-transform: uppercase; letter-spacing: .5px; padding: 8px 6px; border-bottom: 1px solid var(--border);
}
.table td { padding: 8px 6px; border-bottom: 1px solid var(--border); }
.table tr:last-child td { border-bottom: none; }

/* ── Model catalog ── */
.search-input { margin-bottom: 12px; }
.model-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; max-height: 420px; overflow-y: auto; }
.model-item {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px;
  padding: 10px 12px; font-size: 13px; display: flex; justify-content: space-between; align-items: center; gap: 8px;
}
.model-id { font-family: monospace; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.grade-pill { padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 700; flex-shrink: 0; }
.grade-A { background: rgba(0,184,148,.15); color: var(--green); }
.grade-B { background: rgba(253,203,110,.15); color: var(--orange); }
.grade-C { background: rgba(139,147,167,.15); color: var(--muted); }

/* ── FAQ ── */
.faq {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; margin-bottom: 10px; font-size: 14px;
}
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { margin-top: 8px; color: var(--muted); line-height: 1.6; }
.faq code { background: var(--panel-2); padding: 2px 6px; border-radius: 6px; font-size: 12px; }

/* ── Chat ── */
.chat-layout { display: grid; grid-template-columns: 260px 1fr; gap: 16px; min-height: 520px; }
.chat-side label { display: block; }
.chat-main { display: flex; flex-direction: column; }
.chat-messages { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; padding-right: 6px; max-height: 480px; }
.msg { max-width: 80%; padding: 10px 14px; border-radius: 14px; font-size: 14px; line-height: 1.55; white-space: pre-wrap; word-break: break-word; }
.msg.user { align-self: flex-end; background: var(--accent); color: #fff; border-bottom-right-radius: 4px; }
.msg.assistant { align-self: flex-start; background: var(--panel-2); border: 1px solid var(--border); border-bottom-left-radius: 4px; }
.msg.system-note { align-self: center; color: var(--muted); font-size: 12px; }
.chat-input { display: flex; gap: 8px; margin-top: 12px; }
.chat-input input { margin: 0; }

/* ── Playground ── */
.pg-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.code {
  background: #0a0d13; border: 1px solid var(--border); border-radius: 10px;
  padding: 14px; font-family: 'Consolas', monospace; font-size: 12.5px;
  overflow: auto; max-height: 480px; white-space: pre-wrap; word-break: break-word; color: #c8d3f5;
}

.center-card { max-width: 520px; margin: 60px auto; text-align: center; }
.center-card .btn { display: inline-block; margin-top: 12px; text-decoration: none; }

.footer { border-top: 1px solid var(--border); padding: 16px 0; margin-top: 20px; }
.footer a { color: var(--accent-2); }

/* ── Responsive ── */
@media (max-width: 860px) {
  .hero-grid, .two-col, .pg-layout { grid-template-columns: 1fr; }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .chat-layout { grid-template-columns: 1fr; }
  .quota-value { font-size: 26px; }
}