/* Family web UI. Tokens: docs/design.md ("Hearth"). */
:root {
    color-scheme: light dark;
    --bg: #F6F2EC; --surface: #FFFFFF; --surface-2: #EFE9E1; --line: #E2DBD1;
    --ink: #1E2422; --muted: #6B726E; --primary: #2F6B5E; --on-primary: #FFFFFF;
    --primary-soft: color-mix(in srgb, var(--primary) 12%, transparent);
    --accent: #E07A4F; --danger: #C2413A;
    --m-blue: #4C7BD9; --m-green: #3E9B6B; --m-orange: #E58A3A; --m-purple: #8B63C9;
    --m-pink: #D9629B; --m-teal: #2C9AA6; --m-yellow: #D4A72C; --m-red: #D6544A;
    --r-l: 16px; --r: 12px;
    --serif: "Fraunces", Georgia, serif;
    --sans: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #121614; --surface: #1A201D; --surface-2: #232A27; --line: #2C3430;
        --ink: #EEF0EC; --muted: #9AA39E; --primary: #7FC1AE; --on-primary: #0E1513;
        --accent: #F09A70; --danger: #EF7A70;
    }
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 400 16px/1.45 var(--sans); -webkit-font-smoothing: antialiased; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; margin: 0; letter-spacing: -0.01em; line-height: 1.15; }
h1 { font-size: 32px; }
h2 { font-size: 19px; }
h3 { font-size: 16px; }
p { margin: 0; }
a { color: var(--primary); text-decoration: none; }
button { font: inherit; color: inherit; }
h1:focus { outline: none; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.tiny { font-size: 12px; }
.strong { font-weight: 600; }
.lead { font-size: 18px; color: var(--muted); max-width: 52ch; }
.eyebrow { font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.grow { flex: 1; min-width: 0; }
.spacer { flex: 1; }
.row { display: flex; align-items: center; gap: 8px; }
.row.wrap { flex-wrap: wrap; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .grid-2 { grid-template-columns: 1fr; } }
.error-text { color: var(--danger); font-size: 14px; }
.loading { padding: 48px 16px; text-align: center; color: var(--muted); }
.empty { display: flex; flex-direction: column; align-items: center; gap: 12px; text-align: center; padding: 24px; }
.empty .logo-glyph, .empty .icon { width: 48px; height: 48px; color: var(--primary); }

/* Icons and brand */
.icon { width: 20px; height: 20px; flex: none; }
.brand { display: inline-flex; align-items: center; gap: 10px; font: 600 22px var(--serif); color: var(--ink); padding: 4px 8px; }
.logo-glyph { width: 30px; height: 30px; color: var(--primary); flex: none; }

/* Shell */
.shell { min-height: 100dvh; }
.sidebar {
    position: fixed; inset: 0 auto 0 0; width: 236px; padding: 20px 12px; display: flex; flex-direction: column; gap: 2px;
    border-right: 1px solid var(--line); background: var(--bg);
}
.sidebar .brand { margin-bottom: 2px; }
.sidebar-family { padding: 0 12px 16px 48px; color: var(--muted); font-size: 14px; }
.nav-link { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--r); color: var(--ink); font-weight: 500; }
.nav-link:hover { background: var(--surface-2); }
.nav-link.active { background: var(--primary-soft); color: var(--primary); }
.main { margin-left: 236px; padding: 32px 40px 64px; max-width: 1200px; }
.main.narrow, .narrow { max-width: 640px; }
.main.narrow { margin: 0 auto; }
.tabbar { display: none; }
@media (max-width: 860px) {
    .sidebar { display: none; }
    .main { margin-left: 0; padding: 20px 16px calc(96px + env(safe-area-inset-bottom)); }
    .tabbar {
        position: fixed; inset: auto 0 0 0; display: flex; justify-content: space-around; z-index: 20;
        padding: 6px 4px calc(6px + env(safe-area-inset-bottom));
        background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(16px); border-top: 1px solid var(--line);
    }
    .tabbar .nav-link { flex: 1; flex-direction: column; gap: 3px; font-size: 11px; padding: 6px 2px; justify-content: center; }
    .tabbar .nav-link.active { background: none; }
    h1 { font-size: 26px; }
}

.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.page-head h1 { margin-top: 4px; }

/* Controls */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 16px; border-radius: var(--r);
    border: 1px solid transparent; font-weight: 600; cursor: pointer; white-space: nowrap; background: none;
}
.btn:disabled { opacity: .55; cursor: default; }
.btn.primary { background: var(--primary); color: var(--on-primary); }
.btn.secondary { background: var(--surface-2); color: var(--ink); }
.btn.ghost { color: var(--ink); }
.btn.ghost:hover, .btn.secondary:hover { background: color-mix(in srgb, var(--surface-2) 70%, var(--line)); }
.btn.danger { color: var(--danger); }
.btn.danger.solid { background: var(--danger); color: #fff; }
.btn.sm { padding: 6px 10px; font-size: 14px; }
.btn.sm .icon { width: 16px; height: 16px; }
.btn.lg { padding: 13px 22px; font-size: 17px; }
.btn.block { width: 100%; }
.icon-btn { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 999px; border: 0; background: none; cursor: pointer; color: var(--ink); }
.icon-btn:hover { background: var(--surface-2); }
.input {
    width: 100%; padding: 10px 12px; border-radius: var(--r); border: 1px solid var(--line); background: var(--surface-2);
    color: var(--ink); font: inherit; min-width: 0;
}
.input:focus { outline: 2px solid var(--primary); outline-offset: -1px; }
.row > .input:not(.grow) { width: auto; }
textarea.input { resize: vertical; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field > span { font-size: 14px; font-weight: 600; color: var(--muted); }
.switch { display: inline-flex; align-items: center; gap: 10px; font-weight: 500; cursor: pointer; }
.switch input { width: 18px; height: 18px; accent-color: var(--primary); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
    display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line);
    background: var(--surface); cursor: pointer; font-size: 14px; font-weight: 500;
}
.chip.tiny { padding: 2px 8px; font-size: 12px; cursor: default; }
.chip.on { background: var(--primary); border-color: var(--primary); color: var(--on-primary); }
.chip.member .dot { width: 10px; height: 10px; border-radius: 999px; background: var(--m); }
.chip.member.on { background: var(--m); border-color: var(--m); color: #fff; }
.chip.member.on .dot { background: #fff; }
.swatch { width: 34px; height: 34px; border-radius: 999px; border: 3px solid var(--surface); background: var(--m); box-shadow: 0 0 0 1px var(--line); cursor: pointer; }
.swatch.on { box-shadow: 0 0 0 2px var(--ink); }

/* Cards */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-l); padding: 20px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.glyph { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--primary-soft); color: var(--primary); flex: none; }
.soon { opacity: .75; }
.soon-list { display: flex; flex-wrap: wrap; gap: 16px; color: var(--muted); }
.soon-list span { display: inline-flex; align-items: center; gap: 8px; }

/* Avatars & members */
.avatar {
    display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 999px; background: var(--m);
    color: #fff; font-weight: 700; flex: none; font-size: 16px;
}
.avatar.sm { width: 24px; height: 24px; font-size: 11px; }
.members-strip { display: flex; flex-wrap: wrap; gap: 8px; margin: -8px 0 24px; }
.member-pill { display: inline-flex; align-items: center; gap: 8px; padding: 4px 12px 4px 4px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-size: 14px; font-weight: 500; }
.member-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.member-list li { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); }
.member-list li:first-child { border-top: 0; }
.family-layout { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; align-items: start; }
.link-box { display: flex; flex-direction: column; gap: 6px; padding: 12px; border-radius: var(--r); background: var(--surface-2); }
.link-box code { font-size: 13px; word-break: break-all; }

/* Days & events */
.day-block { margin-bottom: 24px; display: flex; flex-direction: column; gap: 8px; }
.day-head { display: flex; align-items: center; justify-content: space-between; font-size: 17px; padding-bottom: 4px; }
.day-block.today .day-head span { color: var(--accent); }
.empty-day { padding: 4px 0 8px; }
.event-row {
    display: flex; align-items: center; gap: 14px; width: 100%; text-align: left; cursor: pointer;
    padding: 12px 14px; border-radius: var(--r); border: 1px solid var(--line); background: var(--surface);
}
.event-row:hover { border-color: color-mix(in srgb, var(--primary) 40%, var(--line)); }
.event-time { display: flex; flex-direction: column; width: 52px; font-size: 14px; font-weight: 600; font-variant-numeric: tabular-nums; flex: none; }
.event-time .muted { font-weight: 400; }
.event-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.event-title { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.event-meta { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; color: var(--muted); }
.event-meta .icon { width: 14px; height: 14px; }
.event-who { display: flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; max-width: 40%; }

/* Month */
.calendar-layout { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(280px, 1fr); gap: 24px; align-items: start; }
@media (max-width: 1100px) { .calendar-layout { grid-template-columns: 1fr; } }
.month-title { min-width: 210px; text-align: center; font-size: 26px; }
.month { padding: 12px; }
.month-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 4px; }
.month-grid.weekdays span { text-align: center; font-size: 12px; font-weight: 600; color: var(--muted); padding: 4px 0 8px; text-transform: capitalize; }
.day {
    display: flex; flex-direction: column; align-items: flex-start; gap: 4px; min-height: 92px; padding: 8px; border-radius: 10px;
    border: 1px solid transparent; background: none; cursor: pointer; text-align: left; overflow: hidden;
}
.day:hover { background: var(--surface-2); }
.day.out { opacity: .4; }
.day .num { font-weight: 600; font-size: 14px; width: 26px; height: 26px; display: grid; place-items: center; border-radius: 999px; font-variant-numeric: tabular-nums; }
.day.today .num { background: var(--accent); color: #fff; }
.day.selected { border-color: var(--primary); background: var(--primary-soft); }
.day .dots { display: none; gap: 3px; }
.day .dot { width: 6px; height: 6px; border-radius: 999px; }
.day-titles { display: flex; flex-direction: column; gap: 2px; width: 100%; }
.day-title { font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; padding: 1px 6px; border-radius: 6px; background: var(--surface-2); }
@media (max-width: 700px) {
    .day { min-height: 52px; align-items: center; padding: 6px 2px; }
    .day .dots { display: flex; }
    .day-titles { display: none; }
    .month-title { min-width: 0; font-size: 20px; }
}

/* Welcome, onboarding, invite */
.welcome { max-width: 1120px; margin: 0 auto; padding: 24px 16px 48px; min-height: 100dvh; display: flex; flex-direction: column; gap: 32px; }
.welcome .top { display: flex; justify-content: space-between; align-items: center; }
.hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; flex: 1; }
.hero h1 { font-size: clamp(36px, 6vw, 60px); margin: 14px 0 18px; }
.hero .lead { margin-bottom: 28px; }
.features { display: flex; flex-direction: column; gap: 12px; }
.feature { display: flex; gap: 16px; align-items: flex-start; }
.feature h3 { margin-bottom: 4px; }
@media (max-width: 860px) { .hero { grid-template-columns: 1fr; gap: 32px; } }
.onboarding, .invite-page { max-width: 560px; margin: 0 auto; padding: 32px 0; display: flex; flex-direction: column; gap: 20px; }
.onboarding .brand, .invite-page .brand { align-self: flex-start; padding-left: 0; }
.invite-page { padding: 32px 16px; }
.coffee { gap: 14px; color: var(--ink); }

/* Modal & toast */
.modal-backdrop { position: fixed; inset: 0; z-index: 50; display: grid; place-items: center; padding: 16px; background: rgba(10, 14, 12, .45); }
.modal {
    width: min(560px, 100%); max-height: 90dvh; display: flex; flex-direction: column; background: var(--surface);
    border-radius: var(--r-l); border: 1px solid var(--line); box-shadow: 0 24px 64px rgba(0, 0, 0, .2);
}
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 20px 12px; }
.modal-body { padding: 0 20px 16px; overflow: auto; flex: 1; }
.modal-foot { padding: 14px 20px; border-top: 1px solid var(--line); display: flex; gap: 8px; align-items: center; justify-content: flex-end; flex-wrap: wrap; }
@media (max-width: 600px) {
    .modal-backdrop { place-items: end stretch; padding: 0; }
    .modal { width: 100%; border-radius: var(--r-l) var(--r-l) 0 0; max-height: 92dvh; padding-bottom: env(safe-area-inset-bottom); }
}
.toast {
    position: fixed; left: 50%; bottom: calc(96px + env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 60;
    display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 999px; background: var(--ink); color: var(--bg); font-weight: 600;
}
.toast .icon { width: 16px; height: 16px; }

#blazor-error-ui { display: none; position: fixed; inset: auto 0 0 0; z-index: 100; padding: 12px 16px; background: var(--danger); color: #fff; }
#blazor-error-ui .reload { color: #fff; text-decoration: underline; margin-left: 8px; }
#blazor-error-ui .dismiss { float: right; cursor: pointer; }