/* ═══════════════════════════════════════════════════════════════
   DocsArabia v3.0 — Visitor-Facing Styles
   - Two-column for fillable: form (left) + preview (right) on desktop
   - Stacked on mobile (form first, preview second)
   - View-only: full-width preview + actions row
   ═══════════════════════════════════════════════════════════════ */

.docs-attachments {
    --d-primary: #1A73E8;
    --d-primary-dark: #1557B0;
    --d-primary-soft: #E8F0FE;
    --d-success: #16A34A;
    --d-success-soft: #DCFCE7;
    --d-warn: #F59E0B;
    --d-warn-soft: #FEF3C7;
    --d-danger: #DC2626;
    --d-ink: #0F172A;
    --d-text: #1F2937;
    --d-muted: #6B7280;
    --d-light: #94A3B8;
    --d-border: #E5E7EB;
    --d-border-soft: #F1F5F9;
    --d-bg: #FFFFFF;
    --d-bg-subtle: #F9FAFB;
    --d-bg-soft: #F3F4F6;
    --d-radius-sm: 6px;
    --d-radius: 10px;
    --d-radius-lg: 14px;
    --d-shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
    --d-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
    --d-shadow-lg: 0 8px 24px rgba(15, 23, 42, 0.10);
    --d-trans: 200ms cubic-bezier(0.4, 0, 0.2, 1);

    margin: 32px 0;
    font-family: 'Tajawal', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--d-text);
    direction: rtl;
}
.docs-attachments * { box-sizing: border-box; }
.docs-attachments + .docs-attachments { margin-top: 16px; }

/* ═══ VIEWER ═══ */
.docs-att-viewer {
    background: var(--d-bg);
    border: 1px solid var(--d-border);
    border-radius: var(--d-radius-lg);
    overflow: hidden;
    box-shadow: var(--d-shadow);
    margin-bottom: 24px;
}
.docs-att-viewer:last-child { margin-bottom: 0; }

/* ═══ HEADER ═══ */
.docs-att-header {
    display: flex; align-items: center; gap: 14px;
    padding: 16px 20px;
    background: linear-gradient(180deg, var(--d-bg) 0%, var(--d-bg-subtle) 100%);
    border-bottom: 1px solid var(--d-border-soft);
}
.docs-att-header-icon {
    flex-shrink: 0; width: 44px; height: 44px;
    background: var(--d-primary-soft); color: var(--d-primary);
    border-radius: var(--d-radius);
    display: flex; align-items: center; justify-content: center;
}
.docs-att-header-icon svg { width: 22px; height: 22px; }
.docs-att-header-info { flex: 1; min-width: 0; }
.docs-att-header-title {
    margin: 0 0 3px;
    font-size: 17px; font-weight: 700;
    color: var(--d-ink); line-height: 1.3;
    word-wrap: break-word; overflow-wrap: anywhere;
}
.docs-att-header-meta {
    display: flex; align-items: center; gap: 6px;
    flex-wrap: wrap; font-size: 12px; color: var(--d-muted);
}
.docs-att-header-dot { color: var(--d-light); }
.docs-att-fillable-badge {
    flex-shrink: 0; display: inline-flex; align-items: center; gap: 5px;
    padding: 6px 12px;
    background: var(--d-success-soft); color: var(--d-success);
    border-radius: 999px; font-size: 12px; font-weight: 700;
}
.docs-att-fillable-badge svg { width: 13px; height: 13px; }

/* ═══ TWO-COLUMN BODY (fillable) ═══ */
.docs-att-body {
    display: grid;
    grid-template-columns: 1fr;
}
@media (min-width: 900px) {
    .docs-att-body {
        grid-template-columns: minmax(0, 380px) minmax(0, 1fr);
        min-height: 580px;
    }
    .docs-att-controls { grid-column: 1; border-left: 1px solid var(--d-border-soft); }
    .docs-att-preview  { grid-column: 2; }
}
@media (max-width: 899px) {
    .docs-att-controls { order: 1; }
    .docs-att-preview  { order: 2; border-top: 1px solid var(--d-border-soft); }
}

/* ═══ PREVIEW ═══ */
.docs-att-preview {
    background: #F1F5F9;
    padding: 20px;
    overflow-y: auto;
    min-height: 320px;
    -webkit-overflow-scrolling: touch;
}
@media (min-width: 900px) {
    .docs-att-preview { max-height: 720px; }
}
@media (max-width: 899px) {
    .docs-att-preview { max-height: 500px; }
}

/* Full-width preview (view-only mode) */
.docs-att-preview--full {
    border-radius: 0;
    border: 0;
}

.docs-att-preview-loading,
.docs-att-preview-error {
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 12px; min-height: 280px;
    text-align: center;
    color: var(--d-muted);
    font-size: 13px;
    padding: 24px;
}
.docs-att-preview-error svg { width: 36px; height: 36px; color: var(--d-warn); }
.docs-att-preview-error p { margin: 0; max-width: 320px; line-height: 1.6; }

.docs-att-preview[data-state="loading"] .docs-att-preview-content,
.docs-att-preview[data-state="loading"] .docs-att-preview-error,
.docs-att-preview[data-state="loaded"]  .docs-att-preview-loading,
.docs-att-preview[data-state="loaded"]  .docs-att-preview-error,
.docs-att-preview[data-state="error"]   .docs-att-preview-loading,
.docs-att-preview[data-state="error"]   .docs-att-preview-content {
    display: none;
}

.docs-att-spinner {
    width: 36px; height: 36px;
    border: 3px solid var(--d-border);
    border-top-color: var(--d-primary);
    border-radius: 50%;
    animation: docs-spin 800ms linear infinite;
}
@keyframes docs-spin { to { transform: rotate(360deg); } }

.docs-att-preview-content {
    background: white;
    padding: 32px 28px;
    border-radius: var(--d-radius-sm);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.06);
    font-size: 14px; line-height: 1.8;
    color: var(--d-ink);
    min-height: 280px;
}
.docs-att-preview-content p { margin: 0 0 12px; }
.docs-att-preview-content table {
    width: 100%; border-collapse: collapse;
    margin: 12px 0; font-size: 13px;
}
.docs-att-preview-content td, .docs-att-preview-content th {
    border: 1px solid var(--d-border);
    padding: 8px 12px; text-align: right;
}
.docs-att-preview-content img { max-width: 100%; height: auto; }
.docs-att-preview-content h1, .docs-att-preview-content h2, .docs-att-preview-content h3 {
    color: var(--d-ink); margin: 16px 0 10px; line-height: 1.4;
}
.docs-att-preview-content canvas {
    max-width: 100%; height: auto !important;
    display: block; margin: 0 auto 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

.docs-placeholder-token {
    display: inline-block;
    background: var(--d-warn-soft);
    border: 1.5px dashed var(--d-warn);
    padding: 1px 8px;
    margin: 0 2px;
    border-radius: 5px;
    font-weight: 700;
    color: #B45309;
    transition: all var(--d-trans);
}
.docs-placeholder-token.is-filled {
    background: var(--d-success-soft);
    border-color: var(--d-success);
    color: #15803D;
    border-style: solid;
}

/* ═══ CONTROLS ═══ */
.docs-att-controls {
    background: var(--d-bg);
    display: flex;
    flex-direction: column;
}

.docs-att-hint {
    padding: 12px 16px;
    background: linear-gradient(180deg, var(--d-primary-soft) 0%, transparent 100%);
    border-bottom: 1px solid var(--d-border-soft);
    font-size: 13px;
    color: var(--d-text);
    display: flex; align-items: flex-start; gap: 8px;
    line-height: 1.6;
}
.docs-att-hint svg {
    flex-shrink: 0; width: 16px; height: 16px;
    color: var(--d-primary); margin-top: 2px;
}
.docs-att-hint strong { color: var(--d-primary); }

.docs-att-section {
    padding: 16px;
    border-bottom: 1px solid var(--d-border-soft);
}
.docs-att-section:last-child { border-bottom: 0; }

.docs-att-section-title {
    display: flex; align-items: center; justify-content: space-between;
    margin: 0 0 12px;
    font-size: 13px; font-weight: 700;
    color: var(--d-ink);
}

/* Progress */
.docs-att-progress { margin-bottom: 12px; }
.docs-att-progress-info {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 6px;
    font-size: 12px; color: var(--d-muted);
}
.docs-att-progress-info strong { color: var(--d-text); font-weight: 700; }
.docs-att-progress-bar {
    height: 6px;
    background: var(--d-bg-soft);
    border-radius: 999px;
    overflow: hidden;
}
.docs-att-progress-fill {
    height: 100%; width: 0;
    background: linear-gradient(90deg, var(--d-primary), var(--d-primary-dark));
    border-radius: 999px;
    transition: width 300ms ease-out;
}
.docs-att-controls.is-complete .docs-att-progress-fill {
    background: linear-gradient(90deg, var(--d-success), #15803D);
}

/* Fields */
.docs-att-fields {
    display: flex; flex-direction: column; gap: 10px;
    max-height: 420px;
    overflow-y: auto;
    padding-right: 4px;
}
@media (max-width: 899px) {
    .docs-att-fields { max-height: none; }
}

.docs-att-field-label {
    display: flex; align-items: center; gap: 4px;
    margin-bottom: 5px;
    font-size: 12px; font-weight: 600;
    color: var(--d-text);
}
.docs-att-field-required-mark { color: var(--d-danger); font-weight: 700; }

.docs-att-field-input {
    width: 100%;
    padding: 9px 12px;
    background: var(--d-bg);
    border: 1.5px solid var(--d-border);
    border-radius: var(--d-radius-sm);
    font: 14px/1.5 inherit;
    color: var(--d-ink);
    transition: all var(--d-trans);
    direction: rtl;
    -webkit-appearance: none; appearance: none;
}
.docs-att-field-input::placeholder { color: var(--d-light); }
.docs-att-field-input:focus {
    outline: 0;
    border-color: var(--d-primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.12);
}
.docs-att-field-input.is-filled {
    border-color: var(--d-success);
    background: linear-gradient(0deg, rgba(22,163,74,0.04), rgba(22,163,74,0.04)), white;
}
textarea.docs-att-field-input { resize: vertical; min-height: 72px; line-height: 1.6; }
input[type="date"].docs-att-field-input,
input[type="time"].docs-att-field-input { direction: ltr; text-align: right; }

.docs-att-autosave {
    display: inline-flex; align-items: center; gap: 4px;
    font-size: 10px; color: var(--d-muted);
}
.docs-att-autosave svg { width: 10px; height: 10px; }

/* ═══ DOWNLOAD GROUPS ═══ */
.docs-att-downloads { display: flex; flex-direction: column; gap: 8px; }

.docs-att-download-group {
    border: 1px solid var(--d-border-soft);
    border-radius: var(--d-radius);
    overflow: hidden;
}
.docs-att-download-group.is-primary {
    border-color: var(--d-primary);
    background: linear-gradient(0deg, var(--d-primary-soft), white);
}
.docs-att-download-group-header {
    padding: 10px 12px;
    background: var(--d-bg-subtle);
    font-size: 12px; font-weight: 700;
    color: var(--d-text);
    display: flex; align-items: center; gap: 6px;
}
.docs-att-download-group.is-primary .docs-att-download-group-header {
    background: var(--d-primary-soft);
    color: var(--d-primary);
}
.docs-att-download-group-header svg { width: 14px; height: 14px; color: inherit; opacity: 0.8; }

.docs-att-download-group-body {
    padding: 8px;
    display: flex; flex-direction: column; gap: 6px;
}

/* Download button */
.docs-att-download-btn {
    display: flex; align-items: center; gap: 10px;
    width: 100%;
    padding: 10px 12px;
    background: white;
    border: 1.5px solid var(--d-border);
    border-radius: var(--d-radius-sm);
    color: var(--d-text);
    font: 600 13px/1.2 inherit;
    cursor: pointer;
    transition: all var(--d-trans);
    text-align: right;
    -webkit-tap-highlight-color: transparent;
    min-height: 48px;
}
.docs-att-download-btn:hover:not(:disabled) {
    border-color: var(--d-primary);
    color: var(--d-primary);
    transform: translateY(-1px);
    box-shadow: var(--d-shadow-sm);
}
.docs-att-download-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.docs-att-download-btn-icon {
    flex-shrink: 0;
    width: 32px; height: 32px;
    background: var(--d-bg-soft);
    border-radius: var(--d-radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--d-muted);
    transition: all var(--d-trans);
}
.docs-att-download-btn-icon svg { width: 16px; height: 16px; }
.docs-att-download-btn:hover:not(:disabled) .docs-att-download-btn-icon {
    background: var(--d-primary-soft);
    color: var(--d-primary);
}

.docs-att-download-btn-text { flex: 1; min-width: 0; }
.docs-att-download-btn-title {
    display: block;
    font-size: 13px; font-weight: 700;
    color: inherit;
}
.docs-att-download-btn-desc {
    display: block;
    font-size: 11px;
    color: var(--d-muted);
    margin-top: 1px;
    font-weight: 400;
}

.docs-att-download-btn.is-primary {
    background: var(--d-primary);
    border-color: var(--d-primary);
    color: white;
}
.docs-att-download-btn.is-primary:hover:not(:disabled) {
    background: var(--d-primary-dark);
    border-color: var(--d-primary-dark);
    color: white;
}
.docs-att-download-btn.is-primary .docs-att-download-btn-icon {
    background: rgba(255,255,255,0.18);
    color: white;
}
.docs-att-download-btn.is-primary .docs-att-download-btn-desc { color: rgba(255,255,255,0.85); }

.docs-att-download-btn.is-loading { color: transparent !important; pointer-events: none; position: relative; }
.docs-att-download-btn.is-loading > * { opacity: 0; }
.docs-att-download-btn.is-loading::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 18px; height: 18px;
    margin: -9px 0 0 -9px;
    border: 2px solid var(--d-primary);
    border-top-color: transparent;
    border-radius: 50%;
    animation: docs-spin 600ms linear infinite;
}
.docs-att-download-btn.is-primary.is-loading::after {
    border-color: white;
    border-top-color: transparent;
}
.docs-att-download-btn.is-success {
    background: var(--d-success) !important;
    border-color: var(--d-success) !important;
    color: white !important;
}
.docs-att-download-btn.is-success * { color: white !important; }

/* Reset link */
.docs-att-reset-link {
    display: inline-flex; align-items: center; gap: 4px;
    margin-top: 8px;
    background: none; border: 0;
    color: var(--d-muted);
    font: 500 12px/1 inherit;
    cursor: pointer;
    padding: 4px;
    align-self: flex-start;
}
.docs-att-reset-link:hover { color: var(--d-danger); }
.docs-att-reset-link svg { width: 12px; height: 12px; }

/* View-only actions row (full-width, multiple buttons) */
.docs-att-actions-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 8px;
    padding: 16px;
    background: var(--d-bg-subtle);
    border-top: 1px solid var(--d-border-soft);
}
@media (max-width: 599px) {
    .docs-att-actions-row { grid-template-columns: 1fr; }
}

/* ═══ TOAST ═══ */
.docs-toast-stack {
    position: fixed; bottom: 20px; left: 50%;
    transform: translateX(-50%);
    z-index: 99999;
    display: flex; flex-direction: column; gap: 8px;
    pointer-events: none;
    max-width: calc(100vw - 40px);
}
.docs-toast {
    background: var(--d-ink);
    color: white;
    padding: 12px 18px;
    border-radius: var(--d-radius);
    font: 600 14px/1.4 'Tajawal', sans-serif;
    box-shadow: var(--d-shadow-lg);
    display: flex; align-items: center; gap: 10px;
    pointer-events: auto;
    animation: docs-toast-in 250ms ease-out;
    direction: rtl;
}
.docs-toast.is-success { background: var(--d-success); }
.docs-toast.is-error { background: var(--d-danger); }
.docs-toast.is-leaving { animation: docs-toast-out 200ms ease-out forwards; }
.docs-toast svg { width: 18px; height: 18px; flex-shrink: 0; }
@keyframes docs-toast-in {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes docs-toast-out {
    to { opacity: 0; transform: translateY(20px); }
}

/* ═══ MOBILE OPTIMIZATIONS ═══ */
@media (max-width: 599px) {
    .docs-attachments { margin: 24px 0; }
    .docs-att-header { padding: 14px; gap: 10px; }
    .docs-att-header-icon { width: 38px; height: 38px; }
    .docs-att-header-icon svg { width: 18px; height: 18px; }
    .docs-att-header-title { font-size: 15px; }
    .docs-att-fillable-badge span { display: none; }
    .docs-att-section { padding: 12px; }
    .docs-att-preview { padding: 12px; }
    .docs-att-preview-content { padding: 20px 16px; font-size: 13px; }
    .docs-att-actions-row { padding: 12px; }
}