:root {
    color-scheme: light;
    --ink: #211a3a;
    --muted: #625d72;
    --surface: #ffffff;
    --canvas: #f6f3ff;
    --violet: #8a5cf6;
    --violet-deep: #432a75;
    --link: #432a75;
    --eyebrow: #6d3cf5;
    --aqua: #32d4c5;
    --coral: #ff775e;
    --button-text: #ffffff;
    --line: #ded8ec;
    --shadow: 0 18px 50px rgba(56, 35, 99, .12);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
    html[data-theme="system"] {
        color-scheme: dark;
        --ink: #faf7ff;
        --muted: #c9c1da;
        --surface: #1f1930;
        --canvas: #151020;
        --line: #403653;
        --link: #c9b8ff;
        --eyebrow: #c9b8ff;
        --shadow: 0 18px 50px rgba(0, 0, 0, .3);
    }
}

html[data-theme="dark"] {
    color-scheme: dark;
    --ink: #faf7ff;
    --muted: #c9c1da;
    --surface: #1f1930;
    --canvas: #151020;
    --line: #403653;
    --link: #c9b8ff;
    --eyebrow: #c9b8ff;
    --shadow: 0 18px 50px rgba(0, 0, 0, .3);
}

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--canvas); }
body { min-height: 100vh; margin: 0; color: var(--ink); background: radial-gradient(circle at 85% -10%, rgba(138, 92, 246, .18), transparent 36rem), var(--canvas); }
a { color: var(--link); text-underline-offset: .2em; }
button, input, select, textarea { font: inherit; }
.skip-link { position: fixed; z-index: 100; left: 1rem; top: -5rem; padding: .7rem 1rem; color: #fff; background: #211a3a; border-radius: .6rem; }
.skip-link:focus { top: 1rem; }
.topbar { min-height: 74px; padding: .75rem clamp(1rem, 5vw, 5rem); display: flex; align-items: center; justify-content: space-between; gap: 2rem; background: color-mix(in srgb, var(--surface) 90%, transparent); border-bottom: 1px solid var(--line); backdrop-filter: blur(18px); }
.brand img { display: block; width: 176px; height: auto; }
.topbar nav { display: flex; align-items: center; gap: 1rem; }
.app-nav a[aria-current="page"] { font-weight:800; text-decoration-color:var(--aqua); text-decoration-thickness:3px; }
.topbar form { margin: 0; }
.topbar button { border: 0; background: transparent; color: var(--ink); cursor: pointer; }
.nav-more { position:relative; }
.nav-more summary { cursor:pointer; color:var(--link); }
.nav-popover { max-height:calc(100vh - 110px); overflow-y:auto; position:absolute; z-index:20; top:calc(100% + .65rem); right:0; min-width:190px; padding:.55rem; display:grid; gap:.15rem; background:var(--surface); border:1px solid var(--line); border-radius:.8rem; box-shadow:var(--shadow); }
.nav-popover a { padding:.55rem .7rem; border-radius:.5rem; text-decoration:none; }
.nav-popover a:hover { background:var(--canvas); }
.nav-toggle { display:none; }
.theme-picker select { width:auto; min-width:92px; padding:.4rem .5rem; }
.visually-hidden { position:absolute!important; width:1px!important; height:1px!important; padding:0!important; margin:-1px!important; overflow:hidden!important; clip:rect(0,0,0,0)!important; white-space:nowrap!important; border:0!important; }
.diagnostic-banner { padding: .5rem 1rem; text-align: center; font-size: .82rem; font-weight: 700; color: #2d1c00; background: #ffd978; }
main { width: min(1180px, calc(100% - 2rem)); margin-inline: auto; }
.hero { max-width: 900px; padding: clamp(4rem, 10vw, 8rem) 0 4rem; }
.eyebrow { margin: 0 0 1rem; color: var(--eyebrow); font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
h1 { max-width: 16ch; margin: 0; font-size: clamp(2.8rem, 7.5vw, 6.4rem); line-height: .96; letter-spacing: -.055em; }
.lede { max-width: 65ch; margin: 1.7rem 0 0; color: var(--muted); font-size: clamp(1.08rem, 2vw, 1.35rem); line-height: 1.65; }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.button { display: inline-flex; min-height: 46px; align-items: center; justify-content: center; padding: .75rem 1.15rem; border: 2px solid var(--violet); border-radius: .8rem; color: var(--button-text); background: var(--violet-deep); font-weight: 800; text-decoration: none; box-shadow: 0 8px 20px rgba(67, 42, 117, .18); }
.button:hover { transform: translateY(-1px); }
.button-secondary { color: var(--ink); background: var(--surface); box-shadow: none; }
.button-small { min-height: 38px; padding: .45rem .8rem; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; padding-bottom: 6rem; }
.feature-grid article, .card { padding: clamp(1.3rem, 3vw, 2rem); background: var(--surface); border: 1px solid var(--line); border-radius: 1.2rem; box-shadow: var(--shadow); }
.feature-grid h2 { margin-top: 0; font-size: 1.3rem; }
.feature-grid p { margin-bottom: 0; color: var(--muted); line-height: 1.65; }
.notice { margin-top: 1rem; padding: 1rem; border-left: 4px solid var(--aqua); background: var(--surface); }
.page-heading { display:flex; align-items:end; justify-content:space-between; gap:2rem; padding:3rem 0 1.5rem; }
.page-heading h1 { font-size:clamp(2.5rem,6vw,4.8rem); }
.metric-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:1rem; margin-bottom:1rem; }
.metric { padding:1.25rem; border:1px solid var(--line); border-radius:1rem; background:var(--surface); }
.metric span { display:block; color:var(--muted); font-size:.9rem; }
.metric strong { display:block; margin-top:.35rem; font-size:clamp(1.6rem,3vw,2.5rem); letter-spacing:-.04em; }
.dashboard-grid { display:grid; grid-template-columns:minmax(0,1.3fr) minmax(280px,.7fr); gap:1rem; padding-bottom:4rem; }
.section-heading { display:flex; align-items:center; justify-content:space-between; gap:1rem; }
.section-heading h2 { margin:0; }
.list-row { display:grid; grid-template-columns:minmax(78px,auto) 1fr; gap:1rem; align-items:center; padding:1rem 0; border-top:1px solid var(--line); color:var(--ink); text-decoration:none; }
.list-row:first-of-type { margin-top:1rem; }
.list-row time { color:var(--muted); font-size:.88rem; }
.list-row small { display:block; margin-top:.2rem; color:var(--muted); }
.priority-dot { width:.75rem; height:.75rem; border-radius:999px; background:var(--aqua); }
.priority-dot.priority-high, .priority-dot.priority-urgent { background:var(--coral); }
.empty-state { padding:2rem 0; color:var(--muted); }
.auth-shell { width: min(480px, 100%); margin: 4rem auto; }
.form-grid { display: grid; gap: 1rem; }
label { display: grid; gap: .4rem; font-weight: 700; }
input, select, textarea { width: 100%; padding: .75rem .85rem; color: var(--ink); background: var(--canvas); border: 1px solid var(--line); border-radius: .65rem; }
input:focus, select:focus, textarea:focus, a:focus-visible, button:focus-visible { outline: 3px solid color-mix(in srgb, var(--aqua) 65%, transparent); outline-offset: 2px; }
.error { color: #b12828; font-size: .9rem; }
.settings-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:1rem; }
.check-label { display:flex; grid-template-columns:auto 1fr; align-items:flex-start; gap:.65rem; font-weight:600; }
.check-label input { width:auto; margin-top:.2rem; }
.check-label small { display:block; margin-top:.2rem; color:var(--muted); font-weight:400; line-height:1.4; }
.permission-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr)); gap:.75rem; max-height:34rem; padding:1rem; overflow:auto; border:1px solid var(--line); border-radius:.8rem; }
.permission-grid legend, fieldset legend { padding:0 .4rem; font-weight:800; }
.settings-disclosure { margin-bottom:1rem; }
.settings-disclosure > summary { display:flex; justify-content:space-between; gap:1rem; cursor:pointer; }
.settings-disclosure[open] > summary { margin-bottom:1.25rem; }
.pill { display:inline-flex; align-items:center; padding:.2rem .55rem; border-radius:999px; color:var(--muted); background:var(--canvas); font-size:.78rem; font-weight:700; }
.choice-row { display:flex; flex-wrap:wrap; gap:1rem; }
.stack-list { display:grid; gap:1rem; }
.onboarding-progress { height:.7rem; margin-bottom:1.5rem; overflow:hidden; background:var(--line); border-radius:999px; }
.onboarding-progress span { display:block; height:100%; background:linear-gradient(90deg,var(--violet),var(--aqua)); }
.checklist-row { display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:1rem; }
.checklist-row h2 { margin:0; }
.checklist-row p { margin:.35rem 0 0; color:var(--muted); }
.check-status { display:grid; width:2.25rem; height:2.25rem; place-items:center; border-radius:50%; color:#fff; background:var(--violet-deep); font-weight:900; }
.table-scroll { overflow-x:auto; }
.data-table { width:100%; border-collapse:collapse; text-align:left; }
.data-table th, .data-table td { padding:.75rem; border-bottom:1px solid var(--line); vertical-align:top; }
.data-table th { color:var(--muted); font-size:.82rem; letter-spacing:.04em; text-transform:uppercase; }
.data-table td small { display:block; margin-top:.2rem; color:var(--muted); }

@media (max-width: 720px) {
    .topbar { align-items: flex-start; }
    .topbar nav { gap: .6rem; font-size: .9rem; }
    .nav-toggle { display:block; margin-left:auto; padding:.55rem .7rem!important; border:1px solid var(--line)!important; border-radius:.6rem!important; }
    .topbar .app-nav { max-height:calc(100vh - 90px); overflow-y:auto; display:none; position:absolute; z-index:10; top:70px; left:1rem; right:1rem; padding:1rem; flex-direction:column; align-items:stretch; background:var(--surface); border:1px solid var(--line); border-radius:1rem; box-shadow:var(--shadow); }
    .topbar .app-nav.is-open { display:flex; }
    .nav-more { width:100%; }
    .nav-popover { position:static; margin-top:.5rem; box-shadow:none; }
    .theme-picker select { width:100%; }
    .feature-grid { grid-template-columns: 1fr; }
    .page-heading { align-items:flex-start; flex-direction:column; }
    .metric-grid { grid-template-columns:repeat(2,1fr); }
    .dashboard-grid { grid-template-columns:1fr; }
    .checklist-row { grid-template-columns:auto 1fr; }
    .checklist-row .button { grid-column:1 / -1; }
}

.setup-guide { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:1rem; padding:1.2rem; margin:1.5rem 0; border:1px solid var(--line); border-radius:1rem; background:var(--surface); }
.setup-guide .eyebrow { margin:0 0 .4rem; }
.setup-guide-note { margin:.5rem 0 0; color:var(--muted); font-size:.9rem; }
.setup-guide-actions { display:flex; align-items:center; flex-wrap:wrap; gap:.6rem; }
.setup-guide-actions form { margin:0; }

.app-build { margin: 1rem auto; padding: 0 1.5rem; max-width: 1440px; color: var(--muted); text-align: right; }

.event-operations { display:flex; flex-wrap:wrap; gap:1rem; margin:1rem 0; }