/* ui.css - shared PhotoTager UI tokens and building blocks.
   New and redesigned pages use these instead of page-specific colours and buttons. */

:root {
    --ui-accent: #E67E5C;
    --ui-accent-strong: #d4694a;
    --ui-accent-soft: rgba(230, 126, 92, 0.12);
    --ui-bg: #f7f6f4;
    --ui-surface: #ffffff;
    --ui-surface-muted: #f4f3f1;
    --ui-border: #e7e5e1;
    --ui-border-strong: #dcdad6;
    --ui-text: #1f2328;
    --ui-text-muted: #6b6f76;
    --ui-text-faint: #9a9ea5;
    --ui-success: #22a06b;
    --ui-warning: #e8a33d;
    --ui-danger: #d92d20;
    --ui-radius: 12px;
    --ui-radius-sm: 8px;
    --ui-shadow: 0 1px 2px rgba(17, 24, 39, 0.04);
    --ui-shadow-hover: 0 8px 24px rgba(17, 24, 39, 0.08);

    /* AI providers */
    --ui-openai: #10a37f;
    --ui-claude: #d97757;
    --ui-gemini: #4285f4;
}

/* ---------- page shell ---------- */

.ui-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 24px 48px;
    color: var(--ui-text);
}

.ui-page-header {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

.ui-page-title {
    margin: 0;
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--ui-text);
}

.ui-page-subtitle {
    margin: 4px 0 0;
    font-size: 0.92rem;
    color: var(--ui-text-muted);
}

/* ---------- buttons ---------- */

.ui-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 38px;
    padding: 0 16px;
    border: 1px solid var(--ui-border-strong);
    border-radius: 10px;
    background: var(--ui-surface);
    color: var(--ui-text);
    font-size: 0.88rem;
    font-weight: 500;
    line-height: 1;
    white-space: nowrap;
    text-decoration: none;
    cursor: pointer;
    transition: border-color .15s, background-color .15s, color .15s, filter .15s;
}
.ui-btn:hover { border-color: var(--ui-accent); color: var(--ui-text); text-decoration: none; }
.ui-btn:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--ui-accent-soft); border-color: var(--ui-accent); }
.ui-btn i { color: var(--ui-text-muted); }

.ui-btn-primary { background: var(--ui-accent); border-color: var(--ui-accent); color: #fff; }
.ui-btn-primary i { color: #fff; }
.ui-btn-primary:hover { background: var(--ui-accent-strong); border-color: var(--ui-accent-strong); color: #fff; }

.ui-btn-ghost { border-color: transparent; background: transparent; }
.ui-btn-ghost:hover { background: var(--ui-surface-muted); border-color: transparent; }

.ui-btn-icon { width: 38px; padding: 0; }
.ui-btn-sm { height: 32px; padding: 0 12px; font-size: 0.82rem; }
.ui-btn-sm.ui-btn-icon { width: 32px; padding: 0; }

.ui-btn-danger:hover { background: #fdecea; border-color: transparent; color: var(--ui-danger); }
.ui-btn-danger:hover i { color: var(--ui-danger); }

/* ---------- chips & badges ---------- */

.ui-chip {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    border-radius: 999px;
    background: var(--ui-surface-muted);
    color: var(--ui-text-muted);
    font-size: 0.74rem;
    font-weight: 500;
    line-height: 1.4;
    white-space: nowrap;
}
.ui-chip i { font-size: 0.7rem; }

.ui-chip-accent { background: var(--ui-accent-soft); color: var(--ui-accent-strong); }
.ui-chip-thinking { background: #f3e8ff; color: #7e22ce; font-weight: 600; }

/* Provider colour dot, matches the template picker */
.ui-dot {
    flex: none;
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ui-text-faint);
}
.ui-dot[data-provider="OPENAI"] { background: var(--ui-openai); }
.ui-dot[data-provider="CLAUDE"] { background: var(--ui-claude); }
.ui-dot[data-provider="GEMINI"] { background: var(--ui-gemini); }
.ui-dot[data-provider="PHOTOTAGER"] { background: linear-gradient(135deg, #E67E5C, #7c5ce6); }

/* ---------- cards ---------- */

.ui-card {
    background: var(--ui-surface);
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius);
    box-shadow: var(--ui-shadow);
    transition: box-shadow .15s, border-color .15s;
}
.ui-card:hover { box-shadow: var(--ui-shadow-hover); }

/* ---------- empty state ---------- */

.ui-empty {
    padding: 56px 24px;
    text-align: center;
    color: var(--ui-text-muted);
    border: 1.5px dashed var(--ui-border-strong);
    border-radius: var(--ui-radius);
    background: var(--ui-surface);
}
.ui-empty-icon {
    display: inline-grid;
    place-items: center;
    width: 56px;
    height: 56px;
    margin-bottom: 14px;
    border-radius: 16px;
    background: var(--ui-accent-soft);
    color: var(--ui-accent);
    font-size: 1.4rem;
}
.ui-empty h2 { margin: 0 0 6px; font-size: 1.1rem; font-weight: 600; color: var(--ui-text); }
.ui-empty p { max-width: 420px; margin: 0 auto 18px; font-size: 0.9rem; }

/* ---------- sections (titled cards for forms and settings) ---------- */

.ui-section {
    padding: 22px 24px;
    background: var(--ui-surface);
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius);
    box-shadow: var(--ui-shadow);
}
.ui-section + .ui-section { margin-top: 16px; }

.ui-section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 4px;
    font-size: 1.02rem;
    font-weight: 650;
    color: var(--ui-text);
}
.ui-section-title i { color: var(--ui-accent); font-size: 0.95rem; }
.ui-section-desc { margin: 0 0 18px; font-size: 0.86rem; color: var(--ui-text-muted); }

/* ---------- forms: wrap any Django/Bootstrap form in .ui-form ---------- */

.ui-form label,
.ui-form .form-label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--ui-text);
}

.ui-form .form-control,
.ui-form .form-select,
.ui-form input[type="text"],
.ui-form input[type="email"],
.ui-form input[type="number"],
.ui-form input[type="tel"],
.ui-form input[type="url"],
.ui-form input[type="password"],
.ui-form select,
.ui-form textarea {
    width: 100%;
    min-height: 40px;
    padding: 8px 12px;
    border: 1px solid var(--ui-border-strong);
    border-radius: 10px;
    background-color: var(--ui-surface);
    color: var(--ui-text);
    font-size: 0.9rem;
    line-height: 1.45;
    box-shadow: none;
    transition: border-color .15s, box-shadow .15s;
}
.ui-form textarea { min-height: 88px; resize: vertical; }
.ui-form .form-control:focus,
.ui-form .form-select:focus,
.ui-form input:focus,
.ui-form select:focus,
.ui-form textarea:focus {
    outline: none;
    border-color: var(--ui-accent);
    box-shadow: 0 0 0 3px var(--ui-accent-soft);
}
.ui-form .form-control:disabled,
.ui-form .form-control[readonly],
.ui-form input:disabled { background: var(--ui-surface-muted); color: var(--ui-text-muted); }

.ui-form input[type="checkbox"],
.ui-form input[type="radio"],
.ui-form .form-check-input { accent-color: var(--ui-accent); width: 16px; height: 16px; }
.ui-form .form-check-input:checked { background-color: var(--ui-accent); border-color: var(--ui-accent); }
.ui-form .form-check-input:focus { box-shadow: 0 0 0 3px var(--ui-accent-soft); border-color: var(--ui-accent); }

.ui-form .form-text,
.ui-form .helptext,
.ui-form small.text-muted { display: block; margin-top: 5px; font-size: 0.78rem; color: var(--ui-text-muted); }
.ui-form .errorlist,
.ui-form .invalid-feedback,
.ui-form .text-danger { color: var(--ui-danger); font-size: 0.8rem; }
.ui-form .errorlist { margin: 4px 0 0; padding: 0; list-style: none; }

.ui-field + .ui-field { margin-top: 16px; }
.ui-field.has-error .form-control,
.ui-field.has-error input,
.ui-field.has-error select,
.ui-field.has-error textarea { border-color: var(--ui-danger); }
.ui-field-error { margin-top: 5px; font-size: 0.8rem; color: var(--ui-danger); }

.ui-grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.ui-grid-2 > .ui-field + .ui-field { margin-top: 0; }
.ui-grid-2 + .ui-field,
.ui-field + .ui-grid-2,
.ui-grid-2 + .ui-grid-2 { margin-top: 16px; }

.ui-subhead {
    margin: 20px 0 10px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--ui-text-muted);
}
.ui-subhead:first-of-type { margin-top: 4px; }

.ui-form .ui-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin: 0;
    font-weight: 500;
    cursor: pointer;
}
.ui-form .ui-check input { flex: none; margin-top: 2px; }

.ui-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 10px;
    font-size: 0.85rem;
    color: var(--ui-text-muted);
    text-decoration: none;
}
.ui-back:hover { color: var(--ui-accent-strong); text-decoration: none; }

.ui-form-actions {
    position: sticky;
    bottom: 0;
    z-index: 5;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 16px;
    padding: 14px 0;
    background: linear-gradient(to top, var(--color-main-background, var(--ui-bg)) 70%, transparent);
}

/* ---------- tables ---------- */

.ui-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--ui-surface);
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius);
    overflow: hidden;
    font-size: 0.88rem;
}
.ui-table th {
    padding: 10px 16px;
    background: var(--ui-surface-muted);
    color: var(--ui-text-muted);
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    text-align: left;
    border-bottom: 1px solid var(--ui-border);
}
.ui-table td { padding: 12px 16px; border-bottom: 1px solid var(--ui-border); color: var(--ui-text); vertical-align: middle; }
.ui-table tr:last-child td { border-bottom: 0; }
.ui-table tbody tr:hover td { background: #fbfaf9; }

/* ---------- side navigation (settings) ---------- */

.ui-sidenav { display: flex; flex-direction: column; gap: 2px; }
.ui-sidenav a,
.ui-sidenav button {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border: 0;
    border-radius: 10px;
    background: none;
    color: var(--ui-text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
}
.ui-sidenav a i,
.ui-sidenav button i { width: 16px; text-align: center; color: var(--ui-text-faint); }
.ui-sidenav a:hover,
.ui-sidenav button:hover { background: var(--ui-surface-muted); color: var(--ui-text); }
.ui-sidenav .active { background: var(--ui-accent-soft); color: var(--ui-accent-strong); }
.ui-sidenav .active i { color: var(--ui-accent); }

@media (max-width: 640px) {
    .ui-page { padding: 20px 16px 32px; }
    .ui-section { padding: 18px 16px; }
    .ui-grid-2 { grid-template-columns: 1fr; }
    .ui-page-title { font-size: 1.35rem; }
}