/* Content Studio — application UI (dashboard, library, editor, settings). Mobile first. */

:root {
    --bg: #f6f7f9;
    --surface: #ffffff;
    --text: #1b1e23;
    --muted: #646b75;
    --border: #e1e4e8;
    --accent: #2f5bd3;
    --accent-text: #ffffff;
    --danger: #c0392b;
    --focus: rgba(47, 91, 211, 0.35);
    --radius: 8px;
    --tap: 44px;
    --font: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", Tahoma, sans-serif;
    --mono: ui-monospace, "Cascadia Mono", Consolas, "Liberation Mono", monospace;
    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #121417;
        --surface: #1b1e23;
        --text: #e7e9ec;
        --muted: #9aa1ab;
        --border: #2c3138;
        --accent: #6d8ff0;
        --accent-text: #0d1117;
        --danger: #ef6b5b;
        --focus: rgba(109, 143, 240, 0.4);
        color-scheme: dark;
    }
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 16px/1.5 var(--font);
    overflow-x: hidden;
}

a { color: var(--accent); }
h1, h2, h3 { line-height: 1.25; }
h1 { font-size: 1.5rem; margin: 0; }
h2 { font-size: 1.05rem; margin: 0 0 .75rem; }
code { font-family: var(--mono); font-size: .9em; overflow-wrap: anywhere; }

.muted { color: var(--muted); }
.small { font-size: .85rem; }
.pre-wrap { white-space: pre-wrap; }
.star { color: #d4a017; }

/* ----- Layout ----- */

.page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1rem 1rem 2rem;
}

.has-nav .page {
    /* room for the mobile tab bar */
    padding-bottom: calc(5rem + env(safe-area-inset-bottom));
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: .5rem 1rem;
    padding-top: calc(.5rem + env(safe-area-inset-top));
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.brand {
    font-weight: 650;
    color: var(--text);
    text-decoration: none;
    white-space: nowrap;
}

.topnav { display: none; gap: .25rem; flex: 1; }
.topnav a, .tabbar a {
    color: var(--muted);
    text-decoration: none;
    border-radius: var(--radius);
}
.topnav a { padding: .4rem .75rem; }
.topnav a:hover { color: var(--text); background: var(--bg); }
.topnav a.active, .tabbar a.active { color: var(--text); font-weight: 600; }

.logout-form { margin-left: auto; }

.tabbar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding-bottom: env(safe-area-inset-bottom);
}
.tabbar a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 56px;
    font-size: .9rem;
}

@media (min-width: 768px) {
    .topnav { display: flex; }
    .tabbar { display: none; }
    .has-nav .page { padding-bottom: 3rem; }
    .page { padding: 1.5rem 1.5rem 3rem; }
}

.page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: .75rem;
    margin-bottom: 1rem;
}

.narrow { max-width: 560px; }

.flash {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius);
    padding: .6rem .9rem;
    margin-bottom: 1rem;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    margin-bottom: 1rem;
}

/* ----- Buttons ----- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .35rem;
    min-height: var(--tap);
    padding: 0 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text);
    font: inherit;
    font-size: .95rem;
    text-decoration: none;
    cursor: pointer;
    white-space: nowrap;
    touch-action: manipulation;
}
.btn:hover { border-color: var(--muted); }
.btn:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--focus);
}
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn-primary:hover { border-color: var(--accent); filter: brightness(1.08); }
.btn-ghost { background: transparent; border-color: transparent; }
.btn-danger { color: var(--danger); }
.btn-small { min-height: 40px; padding: 0 .65rem; font-size: .875rem; }
.btn-block { width: 100%; }
.btn.is-on { color: #b8860b; }
.btn[aria-label="Favorite"] { min-width: 40px; font-size: 1.05rem; }

.actions { display: flex; flex-wrap: wrap; gap: .4rem; }
.actions form { margin: 0; }

/* ----- Forms ----- */

input, select, textarea {
    width: 100%;
    min-height: var(--tap);
    padding: .5rem .75rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text);
    font: inherit;
}
input[type="checkbox"] { width: 1.15rem; min-height: 0; height: 1.15rem; margin: 0; accent-color: var(--accent); }
textarea { resize: vertical; line-height: 1.6; }

.field { display: flex; flex-direction: column; gap: .3rem; margin: 0; min-width: 0; }
.field > span:first-child, .field > label { font-size: .875rem; font-weight: 600; }
.field-inline { flex-direction: row; align-items: center; gap: .5rem; }
.field-inline > span:first-child { white-space: nowrap; }
.check { display: inline-flex; align-items: center; gap: .5rem; min-height: var(--tap); cursor: pointer; }
.field-error, .form-error { color: var(--danger); font-size: .875rem; }
.form-error ul { margin: 0; padding-left: 1.2rem; }
.form-error:empty, .validation-summary-valid { display: none; }
.hint { margin: .25rem 0 0; color: var(--muted); font-size: .8rem; font-family: var(--mono); }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; align-items: end; }

.stack > * + * { margin-top: .9rem; }

/* ----- Login ----- */

.login { max-width: 360px; margin: 12vh auto 0; }
.login h1 { margin-bottom: 1.5rem; text-align: center; }

/* ----- Badges & tags ----- */

.badge {
    display: inline-block;
    padding: .05rem .5rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: .75rem;
    color: var(--muted);
    white-space: nowrap;
}
.badge.status::before {
    content: "";
    display: inline-block;
    width: .5rem;
    height: .5rem;
    margin-right: .35rem;
    border-radius: 50%;
    background: currentColor;
    vertical-align: .05rem;
}
.status-idea { color: #8a6dc4; }
.status-draft { color: #7a828c; }
.status-script { color: #2f7fc1; }
.status-ready { color: #1f9d6b; }
.status-recorded { color: #c97a1c; }
.status-published { color: #2e8b57; }
.status-archived { color: #9aa1ab; }

.tag { color: var(--muted); font-size: .8rem; text-decoration: none; }
a.tag:hover { color: var(--accent); }

.meta { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem .6rem; font-size: .85rem; color: var(--muted); }

/* ----- Dashboard ----- */

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: .5rem;
    margin-bottom: 1.5rem;
}
@media (min-width: 768px) { .stats { grid-template-columns: repeat(6, 1fr); } }

.stat {
    display: flex;
    flex-direction: column;
    padding: .75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    text-decoration: none;
}
.stat:hover { border-color: var(--muted); }
.stat-count { font-size: 1.4rem; font-weight: 650; line-height: 1.2; }
.stat-label { font-size: .8rem; color: var(--muted); }

.dashboard-grid { display: grid; gap: 1.5rem; }
@media (min-width: 1000px) { .dashboard-grid { grid-template-columns: repeat(3, 1fr); } }

.compact-list { list-style: none; margin: 0; padding: 0; }
.compact-list li {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: .2rem .75rem;
    align-items: center;
    padding: .65rem 0;
    border-bottom: 1px solid var(--border);
}
.compact-title { grid-column: 1; color: var(--text); text-decoration: none; font-weight: 550; overflow-wrap: anywhere; }
.compact-title:hover { color: var(--accent); }
.compact-meta { grid-column: 1; display: flex; flex-wrap: wrap; gap: .35rem .5rem; align-items: center; font-size: .8rem; color: var(--muted); }
.compact-list .btn { grid-column: 2; grid-row: 1 / span 2; }

/* ----- Library ----- */

.filters { margin-bottom: .75rem; }
.search-row { display: flex; gap: .5rem; }
.search-row input { flex: 1; min-width: 0; }

.filter-details { margin-top: .5rem; }
.filter-details summary {
    cursor: pointer;
    color: var(--muted);
    font-size: .9rem;
    min-height: var(--tap);
    display: flex;
    align-items: center;
}
.filter-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; padding: .25rem 0 .75rem; }
@media (min-width: 768px) { .filter-grid { grid-template-columns: repeat(4, 1fr); } }
.filter-actions { display: flex; gap: .5rem; }

.library-list { list-style: none; margin: 0; padding: 0; }
.library-item {
    padding: .9rem 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: .4rem;
}
.library-title { font-size: 1.05rem; font-weight: 600; color: var(--text); text-decoration: none; overflow-wrap: anywhere; }
.library-title:hover { color: var(--accent); }
.excerpt {
    margin: 0;
    color: var(--muted);
    font-size: .9rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    unicode-bidi: plaintext;
}

.empty { padding: 2rem 0; text-align: center; color: var(--muted); }

/* ----- Editor ----- */

.editor { display: flex; flex-direction: column; gap: 1rem; max-width: 900px; }
.input-title { font-size: 1.15rem; font-weight: 600; }
.input-body {
    min-height: 60vh;
    font-size: 1.05rem;
    line-height: 1.7;
    unicode-bidi: plaintext;
}
.input-notes { min-height: 7rem; }
.input-number { max-width: 8rem; }

.tag-picker { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .4rem; }
.tag-chip {
    min-height: 34px;
    padding: 0 .7rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: transparent;
    color: var(--muted);
    font: inherit;
    font-size: .85rem;
    cursor: pointer;
}
.tag-chip.is-on { border-color: var(--accent); color: var(--accent); }

.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; }
.kbd-hint { display: none; }
@media (min-width: 768px) { .kbd-hint { display: inline; } }

/* ----- Details ----- */

.details { max-width: 780px; }
.details-header { display: flex; flex-direction: column; gap: .6rem; margin-bottom: 1.5rem; padding-bottom: 1rem; border-bottom: 1px solid var(--border); }
.details-header h1 { overflow-wrap: anywhere; }
.notes { margin-top: 2rem; padding-top: 1rem; border-top: 1px solid var(--border); }

/* Rendered Markdown */
.markdown { font-size: 1.05rem; line-height: 1.7; overflow-wrap: break-word; }
.markdown :is(p, li, h1, h2, h3, h4, h5, h6, blockquote) { unicode-bidi: plaintext; text-align: start; }
.markdown h1 { font-size: 1.4rem; margin: 1.6rem 0 .6rem; }
.markdown h2 { font-size: 1.2rem; margin: 1.4rem 0 .5rem; }
.markdown h3 { font-size: 1.05rem; margin: 1.2rem 0 .4rem; }
.markdown blockquote { margin: 1rem 0; padding: .1rem 1rem; border-inline-start: 3px solid var(--border); color: var(--muted); }
.markdown hr { border: 0; border-top: 1px solid var(--border); margin: 1.5rem 0; }
.markdown pre { overflow-x: auto; padding: .75rem; background: var(--bg); border-radius: var(--radius); }
.markdown img { max-width: 100%; height: auto; }
.markdown table { border-collapse: collapse; display: block; overflow-x: auto; }
.markdown th, .markdown td { border: 1px solid var(--border); padding: .3rem .6rem; }

/* ----- Settings ----- */

.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-bottom: 1rem; }
@media (min-width: 768px) { .settings-grid { grid-template-columns: repeat(3, 1fr); } }
.about { display: grid; grid-template-columns: max-content 1fr; gap: .3rem 1rem; margin: 0 0 1rem; }
.about dt { color: var(--muted); }
.about dd { margin: 0; min-width: 0; }