@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    --bg-primary:#0a0e17;--bg-secondary:#111827;--bg-card:#151d2e;--bg-card-hover:#1a2438;
    --bg-input:#0d1321;--bg-surface:#1e293b;
    --border-subtle:#1e293b;--border-mid:#2a3a52;
    --text-primary:#e2e8f0;--text-secondary:#94a3b8;--text-muted:#64748b;--text-accent:#38bdf8;
    --accent:#0ea5e9;--accent-glow:rgba(14,165,233,0.15);--accent-hover:#38bdf8;
    --success:#10b981;--success-glow:rgba(16,185,129,0.15);
    --warning:#f59e0b;--warning-glow:rgba(245,158,11,0.15);
    --danger:#ef4444;--danger-glow:rgba(239,68,68,0.15);
    --font-body:'Outfit',system-ui,sans-serif;--font-mono:'JetBrains Mono',monospace;
    --radius:10px;--radius-sm:6px;--radius-lg:16px;
}

*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { font-size:15px; -webkit-font-smoothing:antialiased; }
body { font-family:var(--font-body); background:var(--bg-primary); color:var(--text-primary); min-height:100vh; line-height:1.6; }
body::before { content:''; position:fixed; inset:0; background:linear-gradient(rgba(14,165,233,0.02) 1px,transparent 1px),linear-gradient(90deg,rgba(14,165,233,0.02) 1px,transparent 1px); background-size:60px 60px; pointer-events:none; z-index:0; }

/* Force all inline SVGs to behave */
svg:not(:root) { overflow:hidden; }

.app-wrapper { position:relative; z-index:1; max-width:1200px; margin:0 auto; padding:0 24px 60px; }

/* ── Header ── */
.app-header { padding:32px 0 24px; display:flex; align-items:center; justify-content:space-between; border-bottom:1px solid var(--border-subtle); margin-bottom:32px; flex-wrap:wrap; gap:16px; }
.app-logo { display:flex; align-items:center; gap:14px; }
.logo-icon { width:42px; height:42px; min-width:42px; border-radius:var(--radius); background:linear-gradient(135deg,var(--accent),#6366f1); display:flex; align-items:center; justify-content:center; box-shadow:0 0 24px var(--accent-glow); }
.logo-icon svg { width:22px; height:22px; }
.logo-text { font-size:1.35rem; font-weight:700; letter-spacing:-0.02em; }
.logo-text span { color:var(--accent); }
.logo-version { font-family:var(--font-mono); font-size:0.7rem; color:var(--text-muted); background:var(--bg-surface); padding:2px 8px; border-radius:999px; margin-left:8px; }

/* ── Nav Tabs ── */
.nav-tabs { display:flex; gap:4px; background:var(--bg-secondary); padding:4px; border-radius:var(--radius); border:1px solid var(--border-subtle); }
.nav-tab { padding:10px 22px; font-family:var(--font-body); font-size:0.9rem; font-weight:500; color:var(--text-secondary); background:transparent; border:none; border-radius:var(--radius-sm); cursor:pointer; transition:all 0.2s; display:flex; align-items:center; gap:8px; }
.nav-tab:hover { color:var(--text-primary); background:var(--bg-card); }
.nav-tab.active { color:var(--text-accent); background:var(--bg-card); box-shadow:0 0 12px var(--accent-glow); }
.nav-tab svg { width:18px; height:18px; min-width:18px; }

/* ── Cards ── */
.card { background:var(--bg-card); border:1px solid var(--border-subtle); border-radius:var(--radius-lg); padding:28px; margin-bottom:20px; transition:border-color 0.2s; }
.card:hover { border-color:var(--border-mid); }
.card-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:20px; }
.card-title { font-size:1.1rem; font-weight:600; display:flex; align-items:center; gap:10px; }
.card-title svg { width:20px; height:20px; min-width:20px; color:var(--accent); flex-shrink:0; }
.card-subtitle { font-size:0.82rem; color:var(--text-muted); margin-top:4px; }

/* ── Forms ── */
.form-group { margin-bottom:18px; }
.form-label { display:block; font-size:0.82rem; font-weight:500; color:var(--text-secondary); margin-bottom:6px; text-transform:uppercase; letter-spacing:0.06em; font-family:var(--font-mono); }
.form-input,.form-textarea,.form-select { width:100%; padding:11px 14px; font-family:var(--font-body); font-size:0.93rem; color:var(--text-primary); background:var(--bg-input); border:1px solid var(--border-subtle); border-radius:var(--radius-sm); outline:none; transition:border-color 0.2s,box-shadow 0.2s; }
.form-input:focus,.form-textarea:focus,.form-select:focus { border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-glow); }
.form-input::placeholder,.form-textarea::placeholder { color:var(--text-muted); }
.form-textarea { min-height:180px; resize:vertical; line-height:1.7; }
.form-select { cursor:pointer; appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E"); background-repeat:no-repeat; background-position:right 12px center; padding-right:36px; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.form-row-3 { display:grid; grid-template-columns:1fr 1fr 1fr; gap:16px; }
.input-group { position:relative; display:flex; gap:8px; }
.input-group .form-input { flex:1; }

/* ── Buttons ── */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:11px 22px; font-family:var(--font-body); font-size:0.9rem; font-weight:600; border:none; border-radius:var(--radius-sm); cursor:pointer; transition:all 0.2s; white-space:nowrap; }
.btn svg { width:18px; height:18px; min-width:18px; }
.btn-primary { color:#000; background:var(--accent); box-shadow:0 0 20px var(--accent-glow); }
.btn-primary:hover { background:var(--accent-hover); box-shadow:0 0 30px rgba(14,165,233,0.25); transform:translateY(-1px); }
.btn-primary:disabled { opacity:0.5; cursor:not-allowed; transform:none; }
.btn-secondary { color:var(--text-primary); background:var(--bg-surface); border:1px solid var(--border-mid); }
.btn-secondary:hover { background:var(--bg-card-hover); border-color:var(--text-muted); }
.btn-sm { padding:7px 14px; font-size:0.82rem; }

/* ── Badges ── */
.badge { display:inline-flex; align-items:center; gap:5px; padding:3px 10px; font-family:var(--font-mono); font-size:0.72rem; font-weight:500; border-radius:999px; }
.badge-success { color:var(--success); background:var(--success-glow); }
.badge-warning { color:var(--warning); background:var(--warning-glow); }
.badge-danger { color:var(--danger); background:var(--danger-glow); }
.badge-info { color:var(--accent); background:var(--accent-glow); }

/* ── Stats ── */
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:16px; margin-bottom:24px; }
.stat-card { background:var(--bg-card); border:1px solid var(--border-subtle); border-radius:var(--radius); padding:20px; text-align:center; transition:border-color 0.2s,transform 0.2s; }
.stat-card:hover { border-color:var(--border-mid); transform:translateY(-2px); }
.stat-value { font-family:var(--font-mono); font-size:1.8rem; font-weight:600; color:var(--accent); line-height:1.2; }
.stat-label { font-size:0.78rem; color:var(--text-muted); text-transform:uppercase; letter-spacing:0.08em; margin-top:6px; }

/* ── Provider cards ── */
.provider-card { background:var(--bg-card); border:1px solid var(--border-subtle); border-radius:var(--radius); padding:22px; margin-bottom:14px; transition:border-color 0.2s; }
.provider-card:hover { border-color:var(--border-mid); }
.provider-header { display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; }
.provider-name { font-size:1.05rem; font-weight:600; display:flex; align-items:center; gap:10px; }
.provider-icon { width:32px; height:32px; min-width:32px; border-radius:var(--radius-sm); display:flex; align-items:center; justify-content:center; font-size:0.82rem; font-weight:700; font-family:var(--font-mono); }
.provider-icon.openai { background:linear-gradient(135deg,#10a37f,#1a7f5a); color:#fff; }
.provider-icon.gemini { background:linear-gradient(135deg,#4285f4,#7b1fa2); color:#fff; }
.provider-icon.deepseek { background:linear-gradient(135deg,#536dfe,#2962ff); color:#fff; }
.provider-models { display:flex; flex-wrap:wrap; gap:6px; margin-top:12px; }
.model-tag { font-family:var(--font-mono); font-size:0.72rem; padding:4px 10px; background:var(--bg-surface); border:1px solid var(--border-subtle); border-radius:999px; color:var(--text-secondary); }

/* ── Report ── */
.report-section-title { font-size:0.82rem; font-weight:600; color:var(--text-muted); text-transform:uppercase; letter-spacing:0.08em; margin-bottom:12px; padding-bottom:8px; border-bottom:1px solid var(--border-subtle); display:flex; align-items:center; gap:8px; }
.report-section-title svg { width:16px; height:16px; min-width:16px; color:var(--accent); }
.score-bar { height:8px; background:var(--bg-surface); border-radius:999px; overflow:hidden; margin-top:6px; }
.score-bar-fill { height:100%; border-radius:999px; transition:width 0.8s cubic-bezier(0.16,1,0.3,1); }
.score-bar-fill.good { background:var(--success); box-shadow:0 0 10px var(--success-glow); }
.score-bar-fill.medium { background:var(--warning); box-shadow:0 0 10px var(--warning-glow); }
.score-bar-fill.bad { background:var(--danger); box-shadow:0 0 10px var(--danger-glow); }
.score-row { display:flex; align-items:center; margin-bottom:14px; }
.score-label { font-size:0.88rem; color:var(--text-secondary); min-width:160px; }
.score-value { font-family:var(--font-mono); font-size:0.88rem; font-weight:600; min-width:45px; text-align:right; }
.score-track { flex:1; margin:0 16px; }

.risk-item { display:flex; flex-direction:column; gap:4px; padding:12px; background:var(--bg-surface); border-radius:var(--radius-sm); margin-bottom:8px; border-left:3px solid; }
.risk-item.high { border-color:var(--danger); }
.risk-item.medium { border-color:var(--warning); }
.risk-item.low { border-color:var(--success); }
.risk-level { font-family:var(--font-mono); font-size:0.72rem; font-weight:600; text-transform:uppercase; }
.risk-item.high .risk-level { color:var(--danger); }
.risk-item.medium .risk-level { color:var(--warning); }
.risk-item.low .risk-level { color:var(--success); }

.tag-list { display:flex; flex-wrap:wrap; gap:6px; }
.tag { font-size:0.82rem; padding:5px 12px; background:var(--accent-glow); color:var(--text-accent); border-radius:999px; border:1px solid rgba(14,165,233,0.15); }
.tag.green { background:var(--success-glow); color:var(--success); border-color:rgba(16,185,129,0.15); }
.tag.red { background:var(--danger-glow); color:var(--danger); border-color:rgba(239,68,68,0.15); }

/* ── Budget meter ── */
.budget-meter { background:var(--bg-surface); border-radius:var(--radius); padding:18px; margin-bottom:20px; }
.budget-bar { height:12px; background:var(--bg-input); border-radius:999px; overflow:hidden; margin:12px 0; }
.budget-bar-fill { height:100%; border-radius:999px; transition:width 1s cubic-bezier(0.16,1,0.3,1); background:var(--accent); }
.budget-bar-fill.warn { background:var(--warning); }
.budget-bar-fill.over { background:var(--danger); }
.budget-labels { display:flex; justify-content:space-between; font-family:var(--font-mono); font-size:0.78rem; color:var(--text-muted); }

/* ── Spinner ── */
.spinner { width:20px; height:20px; border:2px solid var(--border-mid); border-top-color:var(--accent); border-radius:50%; animation:spin 0.7s linear infinite; display:inline-block; }
@keyframes spin { to { transform:rotate(360deg); } }
.loading-overlay { display:flex; flex-direction:column; align-items:center; justify-content:center; gap:16px; padding:60px 20px; color:var(--text-secondary); }
.loading-overlay .spinner { width:36px; height:36px; }

/* ── Tables ── */
.routing-table { width:100%; border-collapse:collapse; }
.routing-table th { font-family:var(--font-mono); font-size:0.72rem; font-weight:500; color:var(--text-muted); text-transform:uppercase; letter-spacing:0.06em; text-align:left; padding:10px 14px; border-bottom:1px solid var(--border-subtle); }
.routing-table td { padding:10px 14px; font-size:0.9rem; border-bottom:1px solid var(--border-subtle); }
.routing-table tr:hover td { background:var(--bg-card-hover); }
.routing-table .form-select { padding:7px 10px; font-size:0.82rem; }

.chart-container { width:100%; height:260px; margin:16px 0; }

/* ── Toast ── */
.toast { position:fixed; top:24px; right:24px; padding:14px 22px; border-radius:var(--radius); font-size:0.88rem; font-weight:500; z-index:9999; animation:slideIn 0.3s ease,fadeOut 0.3s ease 2.7s; animation-fill-mode:forwards; }
.toast-success { background:var(--success); color:#000; }
.toast-error { background:var(--danger); color:#fff; }
@keyframes slideIn { from { transform:translateX(100%); opacity:0; } to { transform:translateX(0); opacity:1; } }
@keyframes fadeOut { to { opacity:0; transform:translateY(-10px); } }

/* ── Meta bar ── */
.meta-bar { display:flex; flex-wrap:wrap; gap:16px; padding:14px 18px; background:var(--bg-surface); border-radius:var(--radius-sm); font-family:var(--font-mono); font-size:0.75rem; color:var(--text-muted); margin-top:16px; }
.meta-item { display:flex; align-items:center; gap:6px; }
.meta-item strong { color:var(--text-secondary); font-weight:500; }

.empty-state { text-align:center; padding:60px 20px; color:var(--text-muted); }
.empty-state svg { width:48px; height:48px; margin-bottom:16px; opacity:0.4; }

/* ── Utility ── */
.hidden { display:none!important; }
.flex { display:flex; }
.items-center { align-items:center; }
.justify-between { justify-content:space-between; }
.gap-2 { gap:8px; } .gap-3 { gap:12px; } .gap-4 { gap:16px; }
.mt-2 { margin-top:8px; } .mt-3 { margin-top:12px; } .mt-4 { margin-top:16px; }
.mb-2 { margin-bottom:8px; } .mb-3 { margin-bottom:12px; } .mb-4 { margin-bottom:16px; }
.text-mono { font-family:var(--font-mono); }
.text-sm { font-size:0.82rem; }
.text-muted { color:var(--text-muted); }
.text-accent { color:var(--text-accent); }
.text-success { color:var(--success); }
.text-warning { color:var(--warning); }
.text-danger { color:var(--danger); }

/* ── Responsive ── */
@media(max-width:768px) {
    .app-header { flex-direction:column; align-items:flex-start; }
    .nav-tabs { width:100%; overflow-x:auto; }
    .form-row,.form-row-3 { grid-template-columns:1fr; }
    .stats-grid { grid-template-columns:1fr 1fr; }
    .app-wrapper { padding:0 16px 40px; }
    .card { padding:20px; }
}
@media(max-width:480px) { .stats-grid { grid-template-columns:1fr; } }

::-webkit-scrollbar { width:6px; }
::-webkit-scrollbar-track { background:var(--bg-primary); }
::-webkit-scrollbar-thumb { background:var(--border-mid); border-radius:999px; }