:root {
  --bg: #0f172a;
  --panel: #111827;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --border: rgba(255, 255, 255, 0.08);
  --primary: #22c55e;
  --primary-dark: #16a34a;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: linear-gradient(180deg, #020617 0%, #0f172a 100%); color: var(--text); min-height: 100vh; }
a { color: #86efac; text-decoration: none; }
a:hover { text-decoration: underline; }
code { display: block; padding: 0.85rem 1rem; border-radius: 12px; background: #0b1220; color: #d1fae5; overflow-x: auto; }
.container { width: min(1180px, calc(100% - 2rem)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(2, 6, 23, 0.86); backdrop-filter: blur(14px); border-bottom: 1px solid var(--border); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 0.85rem; color: var(--text); text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand strong { display: block; font-size: 1rem; }
.brand small { display: block; color: var(--muted); }
.brand-mark { display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: 14px; background: linear-gradient(135deg, var(--primary), #38bdf8); color: #052e16; font-weight: 800; }
.nav { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.nav-user { color: var(--muted); font-size: 0.95rem; }
.logout-form { margin: 0; }
.section { padding: 2rem 0; }
.section-compact { padding-top: 0; }
.narrow-section .container { max-width: 760px; }
.wide-form-section .container { max-width: 980px; }
.dashboard-head { padding-bottom: 0.75rem; }
.hero { padding: 4rem 0 2rem; }
.hero-grid, .two-columns, .card-grid, .section-head, .form-grid { display: grid; gap: 1rem; }
.hero-grid { grid-template-columns: 1.2fr 0.8fr; align-items: stretch; }
.section-head { grid-template-columns: 1fr auto; align-items: end; }
.card-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card-grid.three-columns { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.two-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.hero h1, .panel h1, .section-head h1 { margin: 0 0 0.75rem; font-size: clamp(2rem, 5vw, 3.25rem); line-height: 1.05; }
.panel h2, .panel h3 { margin-top: 0; }
.lead, .muted { color: var(--muted); }
.badge { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.35rem 0.75rem; border-radius: 999px; background: rgba(34, 197, 94, 0.15); color: #bbf7d0; font-size: 0.85rem; margin-bottom: 1rem; }
.hero-actions, .section-actions, .form-actions { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; }
.panel, .metric-card { background: rgba(17, 24, 39, 0.88); border: 1px solid var(--border); border-radius: 20px; padding: 1.25rem; box-shadow: 0 20px 40px rgba(0, 0, 0, 0.22); }
.panel-head { display: flex; align-items: start; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.metric-card { padding: 1.1rem 1.2rem; }
.metric-card span { display: block; color: var(--muted); margin-bottom: 0.5rem; }
.metric-card strong { display: block; font-size: 2rem; line-height: 1; margin-bottom: 0.4rem; }
.metric-card small { color: var(--muted); }
.feature-list { padding-left: 1rem; margin: 0; display: grid; gap: 0.65rem; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; min-height: 44px; padding: 0.7rem 1rem; border-radius: 12px; font-weight: 600; border: 1px solid transparent; text-decoration: none; cursor: pointer; }
.button:hover { text-decoration: none; }
.button-primary { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #052e16; }
.button-secondary { background: rgba(51, 65, 85, 0.7); color: var(--text); border-color: var(--border); }
.messages-wrap { padding-top: 1rem; }
.message { padding: 0.85rem 1rem; border-radius: 14px; margin-bottom: 0.75rem; border: 1px solid var(--border); }
.message.success { background: rgba(34, 197, 94, 0.12); color: #bbf7d0; }
.message.error { background: rgba(239, 68, 68, 0.12); color: #fecaca; }
.message.warning { background: rgba(245, 158, 11, 0.12); color: #fde68a; }
.auth-panel { max-width: 520px; margin: 0 auto; }
.form-stack, .form-grid { display: grid; gap: 1rem; }
.form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.full-row { grid-column: 1 / -1; }
.field { display: grid; gap: 0.5rem; }
.field label { font-weight: 600; }
.field-help { color: var(--muted); font-size: 0.9rem; }
.field-error { color: #fecaca; font-size: 0.95rem; }
.input, input, select, textarea { width: 100%; min-height: 44px; border-radius: 12px; border: 1px solid rgba(255, 255, 255, 0.12); background: #0b1220; color: var(--text); padding: 0.75rem 0.9rem; }
textarea { min-height: 108px; resize: vertical; }
.table-wrap { overflow-x: auto; border-radius: 14px; border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; min-width: 720px; }
thead th { text-align: left; font-size: 0.85rem; color: #cbd5e1; background: rgba(15, 23, 42, 0.95); }
th, td { padding: 0.9rem 1rem; border-bottom: 1px solid var(--border); vertical-align: top; }
tbody tr:hover { background: rgba(148, 163, 184, 0.06); }
.empty-state { margin: 0; padding: 1rem; border-radius: 14px; background: rgba(148, 163, 184, 0.08); color: var(--muted); }
.period-links { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.chip { display: inline-flex; align-items: center; justify-content: center; min-height: 38px; padding: 0.55rem 0.9rem; border-radius: 999px; background: rgba(148, 163, 184, 0.08); color: var(--text); }
.chip-active { background: rgba(34, 197, 94, 0.2); color: #bbf7d0; }
.status { display: inline-flex; align-items: center; min-height: 30px; padding: 0.2rem 0.6rem; border-radius: 999px; font-size: 0.85rem; }
.status.not_connected { background: rgba(148, 163, 184, 0.12); color: #cbd5e1; }
.status.pending { background: rgba(245, 158, 11, 0.15); color: #fde68a; }
.status.connected { background: rgba(34, 197, 94, 0.15); color: #bbf7d0; }
.status.error { background: rgba(239, 68, 68, 0.15); color: #fecaca; }
.integration-block p { margin: 0.7rem 0; }
@media (max-width: 1024px) { .card-grid, .card-grid.three-columns, .two-columns, .hero-grid, .section-head, .form-grid { grid-template-columns: 1fr; } }

.login-panel { align-self: start; }
.button-full { width: 100%; }
.form-label { display: block; margin-bottom: 0.5rem; font-weight: 600; }
.form-error { margin-top: 0.45rem; color: #fecaca; font-size: 0.95rem; }
.hint-box { margin-top: 1rem; padding: 0.9rem 1rem; border-radius: 14px; background: rgba(148, 163, 184, 0.08); color: var(--muted); }
.stack { display: grid; gap: 1rem; }