:root { color-scheme: light; --ink: #17202a; --muted: #697586; --line: #e1e6ef; --bg: #f4f7fb; --card: #fff; --accent: #2457d6; --accent-dark: #173b96; --success: #147a4a; --warning: #9a6700; --danger: #a42638; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
.shell { width: min(1040px, calc(100% - 32px)); margin: 0 auto; padding: 40px 0 64px; }
.shell.wide { width: min(1320px, calc(100% - 32px)); }
.auth-card, .panel, .hero-card, .stat { background: var(--card); border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 12px 36px rgba(23, 32, 42, .055); }
.auth-card { max-width: 460px; margin: 6vh auto 0; padding: 32px; }
.topbar, .hero-card, .section-heading, .nav-actions { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.nav-actions { justify-content: flex-end; }
.topbar { margin-bottom: 24px; }
.hero-card { padding: 28px; margin: 24px 0; }
.panel { padding: 28px; margin-top: 20px; }
.panel.no-margin { margin: 0; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 4px; font-size: clamp(2rem, 5vw, 3.1rem); letter-spacing: -.04em; }
h2 { margin-bottom: 4px; font-size: 1.35rem; }
.eyebrow { margin-bottom: 5px; color: var(--accent); font-size: .76rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.muted { color: var(--muted); font-size: .9rem; }
.stack { display: grid; gap: 18px; margin-top: 24px; }
.stack.compact { max-width: 420px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 22px; }
.span-2 { grid-column: 1 / -1; }
label { display: grid; gap: 6px; color: var(--muted); font-size: .9rem; font-weight: 700; }
input, select, textarea { width: 100%; border: 1px solid #c9d1dd; border-radius: 10px; padding: 11px 12px; color: var(--ink); background: #fff; font: inherit; }
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 3px solid rgba(36, 87, 214, .18); border-color: var(--accent); }
.button { display: inline-flex; align-items: center; justify-content: center; border: 0; border-radius: 10px; cursor: pointer; padding: 11px 16px; color: inherit; font: inherit; font-weight: 800; text-decoration: none; transition: .15s ease; }
.button.primary { background: var(--accent); color: #fff; }
.button.primary:hover { background: var(--accent-dark); }
.button.secondary { background: #e9efff; color: var(--accent-dark); }
.button.ghost { background: transparent; border: 1px solid var(--line); color: var(--ink); }
.button.danger { background: #fff0f2; color: var(--danger); }
.button.small { padding: 8px 10px; font-size: .82rem; }
.button:disabled { background: #eef1f6; color: #9aa4b2; cursor: not-allowed; }
.actions { display: grid; grid-template-columns: repeat(2, minmax(180px, 280px)); gap: 12px; margin-top: 24px; }
.clock { color: var(--accent); font: 800 clamp(2rem, 7vw, 4.5rem)/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: -.07em; }
.badge { white-space: nowrap; background: #edf2ff; border-radius: 999px; color: var(--accent-dark); padding: 5px 10px; font-size: .82rem; font-weight: 800; }
.badge.neutral { background: #f0f2f6; color: var(--muted); }
.table-wrap { overflow-x: auto; margin-top: 20px; }
table { width: 100%; border-collapse: collapse; }
th, td { border-bottom: 1px solid var(--line); padding: 13px 10px; text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: .76rem; text-transform: uppercase; letter-spacing: .08em; }
code { color: var(--muted); font-size: .8rem; }
.alert, .success, .demo-note, .demo-banner { border-radius: 10px; padding: 11px 13px; }
.alert { background: #fff0f2; border: 1px solid #f2bdc6; color: var(--danger); }
.success { background: #ecf9f1; border: 1px solid #acd9bf; color: var(--success); }
.feedback { min-height: 24px; margin: 16px 0 0; color: var(--muted); }
.feedback.error { color: var(--danger); }
.demo-note, .demo-banner { color: #735d13; background: #fff8dc; border: 1px solid #f0dc8b; font-size: .86rem; }
.demo-note { margin: 20px 0 0; }
.demo-banner { margin-bottom: 20px; }
.empty { color: var(--muted); margin: 20px 0 0; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat { padding: 20px; }
.stat span { display: block; color: var(--muted); font-size: .82rem; font-weight: 700; }
.stat strong { display: block; margin-top: 4px; font-size: 2.25rem; }
.stat.warning { border-color: #efcf83; background: #fffbeb; }
.two-columns { display: grid; grid-template-columns: 1.55fr 1fr; gap: 20px; margin-top: 20px; }
.review-form { display: grid; grid-template-columns: minmax(150px, 1fr) auto auto; gap: 7px; min-width: 390px; }
.status { display: inline-block; border-radius: 999px; padding: 4px 8px; font-size: .78rem; font-weight: 800; }
.status.pending { background: #fff4ce; color: var(--warning); }
.status.approved { background: #e7f6ed; color: var(--success); }
.status.rejected { background: #fff0f2; color: var(--danger); }
.status.accepted { background: #e7f6ed; color: var(--success); }
.status.cancelled, .status.expired { background: #f0f2f6; color: var(--muted); }
.invite-result { margin-top: 20px; padding: 14px; border: 1px solid #acd9bf; border-radius: 12px; background: #ecf9f1; }
.invite-result input { margin: 10px 0 6px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .8rem; }
@media (max-width: 900px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } .two-columns { grid-template-columns: 1fr; } }
@media (max-width: 680px) { .shell { padding-top: 24px; } .topbar, .hero-card, .section-heading { align-items: flex-start; flex-direction: column; } .nav-actions { width: 100%; justify-content: flex-start; } .form-grid { grid-template-columns: 1fr; } .span-2 { grid-column: auto; } .actions { grid-template-columns: 1fr; } .clock { align-self: stretch; } .stat-grid { grid-template-columns: 1fr 1fr; } }