:root {
    color-scheme: light;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #f7f7fb;
    color: #1e1d2b;
    --brand: #5142c7;
    --brand-dark: #3e319f;
    --ink-muted: #55516a;
    --line: #d8d5e3;
    --surface: #fff;
    --surface-soft: #f2f0f9;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1.5rem;
    background: #f7f7fb;
}

.shell {
    width: min(100%, 36rem);
    padding: clamp(2rem, 8vw, 4rem);
    background: #fff;
    border: 1px solid #e7e5ef;
    border-radius: 1.25rem;
    box-shadow: 0 1rem 3rem rgb(44 37 74 / 8%);
}

a { color: var(--brand-dark); text-underline-offset: .16em; }
a:hover { color: #2f267d; }
button, input, textarea, select { font: inherit; }
button { min-height: 2.75rem; }
button:disabled { cursor: wait; opacity: .65; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible, summary:focus-visible {
    outline: 3px solid #f0a900;
    outline-offset: 2px;
}
.primary-button { background: var(--brand); color: #fff; box-shadow: 0 .25rem .7rem rgb(81 66 199 / 20%); }
.primary-button:hover { background: var(--brand-dark); }
.primary-button[aria-busy="true"]::after, [data-auth-submit][aria-busy="true"]::after { content: "…"; }

.eyebrow { margin: 0; color: var(--ink-muted); font-size: .875rem; }
h1 { margin: .35rem 0 0; font-size: clamp(2.5rem, 12vw, 4rem); letter-spacing: -.06em; }
.lead { margin: .75rem 0 0; font-size: 1.2rem; }
.notice { color: #545064; line-height: 1.55; }
.health-link { color: #5142c7; font-weight: 650; }
.auth-shell { width: min(100%, 30rem); }
.back-link { display: inline-block; margin-bottom: 2rem; }
.auth-heading { margin-bottom: .5rem; }
.auth-heading h1 { font-size: clamp(2.15rem, 9vw, 3.5rem); }
.auth-form { display: grid; gap: 1rem; margin: 1.5rem 0; }
.auth-form label { display: grid; gap: .4rem; font-weight: 600; }
.auth-form .check { display: flex; align-items: center; gap: .55rem; font-size: .95rem; font-weight: 400; }
.auth-form input { width: 100%; border: 1px solid var(--line); border-radius: .7rem; padding: .8rem; font: inherit; background: #fff; }
.auth-form .check input { width: auto; flex: 0 0 auto; padding: 0; }
.auth-form button { width: 100%; }
.form-message { min-height: 1.25rem; margin: 0; line-height: 1.4; }
.form-message.error { color: #9c2430; }
.form-message.success { color: #167242; }

.timeline-page { display: block; padding: 1rem; }
.timeline-shell { width: min(100%, 46rem); margin: 0 auto; padding: 1rem 0 3rem; }
.timeline-header, .timeline-heading, .capture-actions, .item-actions { display: flex; align-items: center; justify-content: space-between; gap: .75rem; }
.timeline-header h1 { font-size: clamp(2rem, 10vw, 3.3rem); }
.brand-lockup { display: flex; align-items: center; min-height: 3.5rem; }
.brand-logo { display: block; width: min(13rem, 48vw); height: auto; max-height: 4.5rem; object-fit: contain; object-position: left center; }
.timeline-header .eyebrow { margin-bottom: .2rem; }
.header-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .45rem; }
.offline-notice { margin: 1rem 0 0; padding: .7rem .85rem; border: 1px solid #e3bc58; border-radius: .7rem; background: #fff8df; color: #624700; line-height: 1.45; }
.app-tabs { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: .35rem; margin-top: 1rem; padding: .35rem; border-radius: .85rem; background: #eeecf8; }
.app-tabs button { min-height: 2.4rem; padding: .5rem; background: transparent; color: #39325e; font-size: .82rem; }
.app-tabs button.is-active { background: #fff; color: var(--brand-dark); box-shadow: 0 .15rem .4rem rgb(44 37 74 / 12%); }
.compact-check { display: flex; align-items: center; gap: .5rem; color: var(--ink-muted); font-size: .88rem; }
.capture-card .compact-check { grid-column: 1 / -1; justify-self: start; width: fit-content; }
.capture-card .compact-check input { width: 1rem; min-width: 1rem; height: 1rem; flex: 0 0 1rem; margin: 0; padding: 0; accent-color: var(--brand); }
.workspace-panel { margin-top: 1.25rem; }
.album-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(8.5rem, 1fr)); gap: .75rem; width: 100%; margin-top: 1rem; }
.album-thumb { display: block; min-width: 0; min-height: 0; padding: 0; overflow: hidden; border: 1px solid #e7e5ef; border-radius: .8rem; background: #fff; color: #302b47; text-align: left; }
.album-thumb img { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; background: var(--surface-soft); }.album-thumb span { display: block; overflow: hidden; padding: .45rem .55rem; font-size: .78rem; text-overflow: ellipsis; white-space: nowrap; }.album-thumb.is-unavailable { opacity: .6; }
.manage-grid { display: grid; gap: 1rem; margin-top: 1rem; }
.manage-card, .device-row { padding: 1rem; border: 1px solid #e7e5ef; border-radius: 1rem; background: #fff; }
.manage-card h3 { margin-top: 0; }.manage-card > div { display: grid; gap: .55rem; }
.manage-row, .device-row { display: flex; align-items: center; gap: .6rem; justify-content: space-between; flex-wrap: wrap; }
.device-row { margin-top: .7rem; }.device-row small { color: var(--ink-muted); }
.image-modal { width: min(95vw, 60rem); border: 0; border-radius: 1rem; padding: 1rem; background: #1e1d2b; }.image-modal::backdrop { background: rgb(0 0 0 / 70%); }.image-modal img { display: block; width: 100%; max-height: 80vh; margin-top: .75rem; object-fit: contain; }
.capture-card, .item-card, .filter-card { margin-top: 1.25rem; padding: 1rem; border: 1px solid #e7e5ef; border-radius: 1rem; background: #fff; box-shadow: 0 .5rem 1.5rem rgb(44 37 74 / 5%); }
.section-kicker { margin: 0 0 .25rem; color: var(--brand-dark); font-size: .76rem; font-weight: 750; letter-spacing: .08em; text-transform: uppercase; }
.capture-card h2, .timeline-heading h2 { margin: 0; font-size: clamp(1.25rem, 4vw, 1.55rem); letter-spacing: -.02em; }
.section-help { margin: .35rem 0 0; color: var(--ink-muted); line-height: 1.45; }
.field-label { display: block; color: #373249; font-size: .9rem; font-weight: 700; }
.capture-card form { display: grid; gap: .8rem; margin-top: .8rem; }
textarea, .capture-card input { width: 100%; border: 1px solid var(--line); border-radius: .7rem; padding: .8rem; font: inherit; background: #fff; }
textarea:focus, .capture-card input:focus, select:focus { border-color: var(--brand); }
select { width: 100%; margin-top: .6rem; border: 1px solid var(--line); border-radius: .7rem; padding: .7rem; font: inherit; background: #fff; }
select[multiple] { min-height: 5rem; }
textarea { min-height: 5.5rem; resize: vertical; }
.primary-file-input { min-height: 3.5rem; padding: .7rem .8rem; border-style: dashed; border-color: var(--brand); background: #faf9ff; }
.field-help { margin: -.35rem 0 0; color: var(--ink-muted); font-size: .88rem; }
.optional-fields { display: grid; gap: .65rem; margin-top: .3rem; padding-top: .9rem; border-top: 1px solid var(--line); }
.optional-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.optional-fields h3 { margin: 0; font-size: 1rem; }
.optional-fields h3 { grid-column: 1 / -1; }
.field-group { display: grid; gap: .35rem; }
.project-create-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .5rem; }
.project-create-row input { margin: 0; }
button { border: 0; border-radius: .7rem; padding: .7rem .9rem; background: #5142c7; color: #fff; font: inherit; font-weight: 650; cursor: pointer; }
.quiet-button, .item-actions button { background: #eeecf8; color: #39325e; }
.capture-actions .form-message { margin-right: auto; }
.capture-actions { align-items: flex-end; }
.timeline-heading { margin-top: 1.75rem; }
.timeline-heading span, time { color: var(--ink-muted); font-size: .85rem; }
.item-card h3 { margin: 0; font-size: 1rem; }
.item-meta { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; margin-top: .65rem; }
.device-badge { color: var(--ink-muted); font-size: .82rem; }
.item-content { margin: .55rem 0; white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.5; }
.item-actions { justify-content: flex-start; margin-top: .85rem; flex-wrap: wrap; }
.item-actions button { padding: .45rem .7rem; font-size: .85rem; }
.project-badge { display: inline-block; margin-top: .65rem; padding: .2rem .5rem; border-radius: 999px; background: #eeecf8; color: #39325e; font-size: .8rem; }
.tag-list { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .65rem; }
.tag-badge { display: inline-block; padding: .2rem .5rem; border-radius: 999px; background: #eeeef4; color: #39325e; font-size: .78rem; }
.filter-heading, .filter-actions { display: flex; align-items: center; gap: .65rem; flex-wrap: wrap; }
.filter-heading { justify-content: space-between; }
.filter-heading h2 { margin: 0; font-size: 1.15rem; }
.filter-grid { display: grid; gap: .7rem; margin-top: .8rem; }
.filter-grid label { display: grid; gap: .35rem; color: #545064; font-size: .9rem; }
.filter-grid input, .filter-grid select { margin: 0; }
.filter-actions { margin-top: .8rem; }
.file-preview { display: block; width: 100%; max-height: 24rem; margin-top: .8rem; border-radius: .7rem; object-fit: contain; background: #f7f7fb; }
.text-list { display: grid; gap: .75rem; margin-top: 1rem; }
.text-list .item-card { margin-top: 0; }
progress { width: 100%; height: .65rem; margin-top: .7rem; }
.load-more { display: block; margin: 1.25rem auto; }
.empty-state { margin: 1.5rem 0; padding: 2.3rem 1rem; border: 1px dashed #bdb9cf; border-radius: 1rem; text-align: center; color: var(--ink-muted); }
.empty-state h3 { margin: .5rem 0 .25rem; color: #302b47; }
.empty-state p { max-width: 30rem; margin: 0 auto 1rem; line-height: 1.5; }
.empty-icon { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; margin: 0 auto; border-radius: 50%; background: var(--surface-soft); color: var(--brand); font-size: 1.4rem; }
.loading-state { display: flex; align-items: center; justify-content: center; gap: .65rem; min-height: 8rem; color: var(--ink-muted); }
.spinner { width: 1.1rem; height: 1.1rem; border: 3px solid #d9d5ed; border-top-color: var(--brand); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
@media (max-width: 36rem) { .timeline-header { align-items: flex-start; flex-direction: column; } .header-actions { width: 100%; justify-content: flex-start; } .header-actions .new-button { order: -1; flex: 1; } .capture-actions { align-items: stretch; flex-direction: column; } .capture-actions .form-message { margin-right: 0; } .app-tabs { grid-template-columns: repeat(3, minmax(0, 1fr)); } .optional-fields { grid-template-columns: 1fr; } .optional-fields h3 { grid-column: auto; } }
@media (min-width: 48rem) { .timeline-page { padding: 2rem; } .timeline-shell { padding-top: 1.5rem; } .capture-card, .item-card, .filter-card { padding: 1.25rem; } .filter-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 48rem) { .album-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } .manage-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }