/* ==========================================================
   components.css
   Reusable UI pieces: buttons, nav items, cards, stats.
   ========================================================== */

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

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: var(--touch-target);
    padding: 0 var(--space-4);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--panel-2);
    font-weight: 600;
    font-size: var(--text-sm);
    white-space: nowrap;
    transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.button:hover {
    border-color: var(--muted);
}

.button-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--accent-contrast);
    box-shadow: 0 2px 12px rgba(139, 92, 246, 0.35);
}

.button-primary:hover {
    background: var(--accent-strong);
    border-color: var(--accent-strong);
}

.button-danger {
    border-color: var(--danger);
    color: var(--danger);
}

.button-danger:hover {
    background: var(--danger);
    color: var(--bg);
}

.button:disabled,
.text-input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ---------- Navigation ---------- */

.nav-list {
    display: flex;
    gap: var(--space-1);
    list-style: none;
    margin: 0;
    padding: var(--space-2);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    min-height: var(--touch-target);
    padding: 0 var(--space-3);
    border-radius: var(--radius-sm);
    color: var(--muted);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: 500;
    white-space: nowrap;
    /* Mobile strip: the active marker sits on the bottom edge. */
    border-bottom: 3px solid transparent;
    transition: background var(--transition), color var(--transition);
}

.nav-icon {
    flex-shrink: 0;
    opacity: 0.85;
}

.nav-link:hover {
    background: var(--panel-2);
    color: var(--text);
}

.nav-link.is-active {
    background: var(--panel-2);
    color: var(--text);
    border-bottom-color: var(--accent);
}

@media (min-width: 768px) {
    .nav-list {
        flex-direction: column;
        gap: var(--space-1);
        padding: var(--space-2) var(--space-3);
    }

    .nav-link {
        border-bottom: none;
        padding: var(--space-2) var(--space-3);
    }

    /* Desktop sidebar: the active item is a soft purple pill. */
    .nav-link.is-active {
        border-bottom-color: transparent;
        background: var(--accent-soft);
        color: var(--text);
    }

    .nav-link.is-active .nav-icon {
        color: var(--accent-strong);
        opacity: 1;
    }
}

/* ---------- Cards ---------- */

.card {
    background: var(--panel-translucent);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    padding: var(--space-4);
    min-width: 0;
    box-shadow: var(--elevation-1);
}

.card-title {
    font-size: var(--text-base);
    font-weight: 650;
    letter-spacing: -0.005em;
    margin-bottom: var(--space-2);
}

.card-subtitle {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--muted);
    margin: var(--space-3) 0 var(--space-2);
}

.card-body {
    color: var(--muted);
    font-size: var(--text-sm);
}

.detail-list + .card-body,
.card-body + .card-body {
    margin-top: var(--space-2);
}

/* Section eyebrow: small caps label above a card group heading. */
.section-eyebrow {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--faint);
    margin-bottom: var(--space-1);
}

/* ---------- Form fields (video URL) ---------- */

.field-label {
    display: block;
    font-weight: 600;
    font-size: var(--text-sm);
    margin-bottom: var(--space-2);
}

.field-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.text-input {
    flex: 1 1 220px;
    min-width: 0;
    min-height: var(--touch-target);
    padding: 0 var(--space-3);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 1rem; /* 16px+ prevents mobile zoom-on-focus */
}

.text-input::placeholder {
    color: var(--muted);
}

.text-input:focus-visible {
    border-color: var(--accent);
}

.field-row .button {
    flex: 0 0 auto;
}

.field-message {
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: var(--muted);
}

.field-message:empty {
    display: none;
}

.field-message.is-error {
    color: var(--danger);
}

/* Inline replace-project confirmation */
.confirm-panel {
    margin-top: var(--space-3);
    padding: var(--space-3);
    border: 1px solid var(--danger);
    border-radius: var(--radius-sm);
}

.confirm-panel .field-row {
    margin-top: var(--space-3);
}

.confirm-panel .button {
    flex: 1 1 140px;
}

/* ---------- Transcript acquisition panel (Stage 2A) ---------- */

.field-group {
    margin-top: var(--space-4);
}

.select-input {
    display: block;
    width: 100%;
    min-width: 0;
    min-height: var(--touch-target);
    padding: 0 var(--space-3);
    background: var(--bg);
    color: inherit;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font: inherit;
    font-size: 1rem; /* 16px+ prevents mobile zoom-on-focus */
}

.select-input:focus-visible {
    border-color: var(--accent);
}

.select-input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.field-hint {
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: var(--muted);
    overflow-wrap: anywhere;
}

.acquire-button {
    width: 100%;
    margin-top: var(--space-4);
}

.acquire-progress {
    margin-top: var(--space-3);
    font-weight: 600;
}

.acquire-alert,
.acquire-success {
    margin-top: var(--space-4);
    padding: var(--space-3);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow-wrap: anywhere;
}

.acquire-alert {
    border-color: var(--danger);
}

.acquire-heading {
    margin-top: var(--space-2);
    font-weight: 600;
}

.acquire-actions {
    margin-top: var(--space-3);
}

.acquire-actions .button {
    flex: 1 1 100%;
}

@media (min-width: 720px) {
    .acquire-button,
    .acquire-actions .button {
        width: auto;
        flex: 0 0 auto;
    }
}

/* ---------- Stats ---------- */

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-4);
}

.stat-label {
    color: var(--muted);
    font-size: var(--text-sm);
}

.stat-value {
    font-family: var(--font-mono);
    font-size: var(--text-stat);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    line-height: 1.2;
    margin-top: var(--space-1);
}

/* ---------- Key/value details ---------- */

.detail-list {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: var(--space-2) var(--space-4);
    margin: 0;
    font-size: var(--text-sm);
}

.detail-list dt {
    color: var(--muted);
}

.detail-list dd {
    margin: 0;
    font-family: var(--font-mono);
    overflow-wrap: anywhere;
}

/* ---------- Raw transcript preview ---------- */

.raw-preview {
    margin: var(--space-3) 0 0;
    padding: var(--space-3);
    max-height: 360px;
    overflow: auto;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    line-height: 1.5;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

/* ---------- Status tag ---------- */

.tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px var(--space-2);
    border: 1px solid transparent;
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-strong);
    background: var(--accent-soft);
    margin-bottom: var(--space-2);
}

.tag-danger {
    color: var(--danger);
    background: var(--danger-soft);
}

.tag-muted {
    color: var(--muted);
    background: rgba(139, 148, 165, 0.12);
}

.tag-success {
    color: var(--success);
    background: var(--success-soft);
}

/* ---------- Provider credential (Stage 2B) ---------- */

.credential-field .text-input {
    flex: 1 1 12rem;
    min-width: 0;
}

.credential-status {
    font-size: var(--text-sm);
    color: var(--text);
    margin: 0 0 var(--space-2);
}

.field-error {
    color: var(--danger);
}

.acquire-notice {
    margin-top: var(--space-2);
}

/* ---------- Parsed segment preview (Stage 2B) ---------- */

.segment-list {
    list-style: none;
    margin: var(--space-3) 0 0;
    padding: 0;
    display: grid;
}

.segment-item {
    display: grid;
    grid-template-columns: 5.5rem minmax(0, 1fr);
    gap: var(--space-3);
    padding: var(--space-2) 0;
    font-size: var(--text-sm);
    overflow-wrap: anywhere;
    border-bottom: 1px solid var(--border-subtle);
}

.segment-item:last-child {
    border-bottom: none;
}

.segment-time {
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
    color: var(--accent-strong);
    font-size: 0.8125rem;
    padding-top: 2px;
}

.segment-text {
    color: var(--text);
    line-height: 1.6;
}

/* ---------- Load check (visible only if app.js fails) ---------- */

.load-check {
    border: 1px solid var(--danger);
    border-radius: var(--radius);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
    color: var(--text);
    font-size: var(--text-sm);
}

/* ---------- Dashboard: Create Project intake + VOD preview ---------- */

/* The VOD preview is the visual anchor of a loaded Dashboard: a
   restrained accent wash keeps it prominent without dominating
   the page. The player itself stays fluid (16:9) via the shared
   .player-mount / .player-frame rules. */
.preview-player {
    border-color: var(--accent-soft);
    box-shadow: var(--elevation-1), 0 0 0 1px var(--accent-soft);
}

/* ---------- Stage 10: embedded VOD player + clip review ---------- */

.player-mount {
    width: 100%;
}

.player-frame {
    width: 100%;
    aspect-ratio: 16 / 9;
    border: 0;
    display: block;
    border-radius: var(--radius-sm);
    background: #000;
}

.card.is-current {
    outline: 2px solid var(--accent);
}

/* Candidate card header: decision tag + duration badge in one row. */
.candidate-header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.candidate-header .tag {
    margin-bottom: 0;
}

/* Candidate card footer: seek action left, decision buttons right,
   separated from the details by a hairline (V9 visual language). */
.candidate-controls {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-4);
    padding-top: var(--space-3);
    border-top: 1px solid var(--border);
}

.candidate-decisions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-left: auto;
}

/* ---------- Dashboard: video hero ---------- */

.video-hero {
    display: grid;
    gap: var(--space-3);
}

.video-hero-top {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.video-hero-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    background: var(--accent-soft);
    color: var(--accent-strong);
}

.video-hero-title {
    font-size: var(--text-lg);
    font-weight: 650;
    letter-spacing: -0.01em;
    overflow-wrap: anywhere;
}

.video-hero-meta {
    color: var(--muted);
    font-size: var(--text-sm);
    margin-top: var(--space-1);
    overflow-wrap: anywhere;
}

.video-hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.video-hero-tags .tag {
    margin-bottom: 0;
}

/* ---------- Dashboard: pipeline strip ---------- */

.pipeline-list {
    list-style: none;
    margin: var(--space-3) 0 0;
    padding: 0;
    display: grid;
    gap: var(--space-2);
}

.pipeline-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    background: var(--bg);
    font-size: var(--text-sm);
}

.pipeline-dot {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
}

.pipeline-dot.is-done {
    background: var(--success-soft);
    color: var(--success);
}

.pipeline-dot.is-empty {
    border: 1px solid var(--border);
    color: var(--faint);
}

.pipeline-label {
    font-weight: 600;
}

.pipeline-detail {
    margin-left: auto;
    color: var(--muted);
    font-size: var(--text-sm);
    text-align: right;
    font-variant-numeric: tabular-nums;
}

@media (min-width: 720px) {
    .pipeline-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* ---------- Dashboard: next actions ---------- */

.action-list {
    list-style: none;
    margin: var(--space-3) 0 0;
    padding: 0;
    display: grid;
    gap: var(--space-2);
}

.action-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
}

.action-link {
    color: var(--accent-strong);
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
}

.action-link:hover {
    text-decoration: underline;
}

.action-hint {
    color: var(--muted);
}

/* ---------- Video URL form (dashboard primary action) ---------- */

.url-form .field-label {
    font-size: var(--text-base);
}

.url-form .field-row {
    margin-top: var(--space-3);
}

/* ---------- Analysis scope radios ---------- */

.radio-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) 0;
    font-size: var(--text-sm);
    cursor: pointer;
}

.radio-label input[type="radio"] {
    accent-color: var(--accent);
    width: 1.1rem;
    height: 1.1rem;
    flex-shrink: 0;
}

.radio-label select {
    margin-left: var(--space-2);
    flex: 1 1 auto;
    min-width: 0;
    min-height: var(--touch-target);
    padding: 0 var(--space-2);
    background: var(--bg);
    color: inherit;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font: inherit;
    font-size: 1rem;
}

/* ---------- Analysis builder ---------- */

.builder-section {
    border-top: 1px solid var(--border);
}

.builder-section:first-of-type {
    margin-top: var(--space-3);
}

.builder-summary {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-1);
    min-height: var(--touch-target);
    cursor: pointer;
    font-weight: 600;
    list-style: none;
}

.builder-summary::-webkit-details-marker {
    display: none;
}

.builder-summary::before {
    content: "▸";
    color: var(--muted);
    flex-shrink: 0;
}

.builder-section[open] .builder-summary::before {
    content: "▾";
}

.builder-name {
    flex: 1 1 auto;
}

.builder-status {
    font-size: var(--text-sm);
    font-weight: 400;
    color: var(--muted);
    flex-shrink: 0;
}

.builder-controls {
    padding: 0 var(--space-1) var(--space-4) var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.check-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    min-height: var(--touch-target);
    font-size: var(--text-base);
    cursor: pointer;
}

.check-label input[type="checkbox"] {
    accent-color: var(--accent);
    width: 1.25rem;
    height: 1.25rem;
    flex-shrink: 0;
}

.builder-sensitivity {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: var(--space-2) var(--space-3);
    margin: 0;
}

.builder-sensitivity legend {
    font-size: var(--text-sm);
    color: var(--muted);
    padding: 0 var(--space-1);
}

.builder-note {
    font-size: var(--text-sm);
    color: var(--muted);
    margin: 0;
}

.builder-vocab {
    color: inherit;
}

.builder-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.builder-label {
    font-size: var(--text-sm);
    font-weight: 600;
}

.builder-phrase-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.builder-phrase-list li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

.builder-phrase-list li span {
    flex: 1 1 auto;
    min-width: 0;
    overflow-wrap: anywhere;
}

.builder-phrase-list .builder-empty {
    color: var(--muted);
    font-size: var(--text-sm);
    border-style: dashed;
}

.builder-add-row {
    display: flex;
    gap: var(--space-2);
}

.builder-add-row .text-input {
    flex: 1 1 auto;
    min-width: 0;
}

.button-small {
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-sm);
    min-height: 0;
}

/* ---------- Analysis timestamp navigation ---------- */

.timestamp-button {
    margin: var(--space-3) 0 var(--space-1);
    font-variant-numeric: tabular-nums;
}

/* ---------- Caption queue status ---------- */

.caption-queue-status {
    margin-top: var(--space-3);
    padding: var(--space-3);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
}

.queue-status-title {
    font-weight: 600;
    margin: 0 0 var(--space-1);
}

.queue-status-line {
    font-size: var(--text-sm);
    color: var(--muted);
    margin: var(--space-1) 0 0;
}

/* ---------- Help page ---------- */

.help-list {
    margin: var(--space-2) 0;
    padding-left: var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    font-size: var(--text-base);
}

.help-list li {
    line-height: 1.5;
}

.learn-more-link {
    display: inline-block;
    margin-top: var(--space-2);
    font-size: var(--text-sm);
    color: var(--accent-strong);
    text-decoration: none;
}

.learn-more-link:hover,
.learn-more-link:focus-visible {
    text-decoration: underline;
}

/* ---------- Site footer ---------- */
.app-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2) var(--space-4);
    margin-top: var(--space-6);
    padding: var(--space-4) var(--space-1);
    border-top: 1px solid var(--border);
    font-size: var(--text-sm);
    color: var(--muted);
}

.footer-brand {
    font-weight: 700;
    color: inherit;
}

.footer-links {
    display: flex;
    gap: var(--space-3);
    margin-left: auto;
}

.footer-links a {
    color: var(--muted);
    text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
    color: var(--accent-strong);
    text-decoration: underline;
}

.footer-contact {
    flex-basis: 100%;
}

/* ---------- Transcript acquisition panel ---------- */

.acquisition-panel .card-title {
    margin-bottom: var(--space-2);
}

.credential-slot {
    margin-top: var(--space-3);
}

/* ---------- Evidence quote (analysis) ---------- */

.evidence-quote {
    margin: var(--space-2) 0 0;
    padding: var(--space-3);
    background: var(--bg);
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    line-height: 1.6;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    color: var(--text);
}

/* ---------- Review intro (clips) ---------- */

.review-steps {
    margin: var(--space-3) 0 0;
    padding-left: var(--space-4);
    color: var(--muted);
    font-size: var(--text-sm);
    display: grid;
    gap: var(--space-1);
}

.review-steps strong {
    color: var(--text);
}

/* ---------- Brand imagery ---------- */
/* ClipNexus image system (assets/brand/). Decorative by default: imagery
   illustrates process (timeline -> nexus -> moments), never data. All
   imagery is same-origin WebP/SVG, so no CSP change is needed. */

.brand-hero {
    margin: 0 0 var(--space-4);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--elevation-1);
}

.brand-hero img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 21 / 9;
    object-fit: cover;
}

/* Empty-state illustration inside info cards. */
.brand-empty {
    display: block;
    width: 100%;
    max-width: 320px;
    height: auto;
    margin: 0 auto var(--space-3);
    border-radius: var(--radius-sm);
}

/* Processing-state banner: slim crop keeps it subtle inside status boxes. */
.brand-processing {
    display: block;
    width: 100%;
    height: auto;
    max-height: 120px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    margin: var(--space-2) 0;
}

@media (max-width: 719px) {
    /* The dashboard hero never pushes the intake form down on phones. */
    .brand-hero {
        display: none;
    }
    .brand-empty {
        max-width: 240px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .brand-processing {
        /* Static resting frame only; no animated enhancement. */
        max-height: 96px;
    }
}