/* ─────────────────────────────────────────────────────────────────────
   Shared UI primitives — auto-loaded on every page (partials/i18n_keys.html).
   Use these for NEW markup instead of re-declaring a `.<prefix>-modal` /
   `.<prefix>-spinner` per feature. See docs/design-guideline/components/.
   ───────────────────────────────────────────────────────────────────── */

/* ── Content modal ───────────────────────────────────────────────────
   <div class="ui-modal-overlay" style="display:none" onclick="close(event)">
     <div class="ui-modal" onclick="event.stopPropagation()">
       <div class="ui-modal-header"><h3>Title</h3>
         <button class="ui-modal-close"><i class="fa fa-times"></i></button></div>
       <div class="ui-modal-body">…</div>
       <div class="ui-modal-footer">[Cancel] [Primary]</div>
     </div>
   </div>
   Variants: .ui-modal-sm (480px forms), .ui-modal-wide (880px tables).
   A footer may also sit INSIDE the body (short forms) — it then drops its
   own padding and keeps only the separator. */
.ui-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgb(var(--color-shadow-rgb) / 0.3);
    backdrop-filter: blur(2px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1050;
}

.ui-modal {
    background: var(--color-bg-white);
    border-radius: 14px;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgb(var(--color-shadow-rgb) / 0.15);
}

.ui-modal-sm { max-width: 480px; }
.ui-modal-wide { max-width: 880px; }

.ui-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    border-bottom: 1px solid var(--color-border-light);
}

.ui-modal-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.ui-modal-close {
    background: none;
    border: none;
    font-size: 18px;
    color: var(--color-gray-500);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
}

.ui-modal-close:hover {
    color: var(--color-text-primary);
    background: var(--color-gray-100);
}

.ui-modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.ui-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 14px 24px;
    border-top: 1px solid var(--color-border-light);
}

.ui-modal-body > .ui-modal-footer {
    padding: 16px 0 0;
    margin-top: 16px;
}

/* ── Buttons (data-console style) ────────────────────────────────────
   <button class="ui-btn ui-btn-primary">Save</button>
   <button class="ui-btn ui-btn-outline ui-btn-sm">Cancel</button>
   Primary on the right, outline cancel to its left. */
.ui-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    border-radius: 6px;
    border: 1px solid transparent;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
    transition: all 0.2s;
}

.ui-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.ui-btn-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-white);
}

.ui-btn-primary:hover:not(:disabled) {
    background: var(--color-primary-dark);
    color: var(--color-text-white);
    text-decoration: none;
}

.ui-btn-outline {
    background: var(--color-bg-white);
    border-color: var(--color-border);
    color: var(--color-accent-purple);
}

.ui-btn-outline:hover:not(:disabled) {
    border-color: var(--color-accent-purple);
    background: var(--color-bg-light);
    color: var(--color-accent-purple);
    text-decoration: none;
}

.ui-btn-sm {
    padding: 4px 10px;
    font-size: 12px;
}

/* ── Spin ────────────────────────────────────────────────────────────
   One definition for every rotating spinner (was re-declared per feature).
   For a ready-made spinner use .loading-spinner (+ size/colour variants) in
   global.css; for an icon, fa-spinner fa-spin. */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}