/* ============================================================
   PUTE Rotate PDF Tool Styles
   ============================================================ */

.putr-short-desc {
    text-align: center;
    font-size: 1rem;
    font-weight: 500;
    color: #6b7280;
    margin: 0 0 20px;
    line-height: 1.6;
}

.putr-section-title {
    font-size: 1.35rem;
    font-weight: 800;
    color: #1a1a2e;
    text-align: center;
    margin: 0 0 8px;
}

.putr-section-hint {
    text-align: center;
    font-size: 0.85rem;
    font-weight: 500;
    color: #9ca3af;
    margin: 0 0 20px;
}

/* ============================================================
   TOOLBAR
   ============================================================ */
.putr-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    background: linear-gradient(135deg, #fff8f0 0%, #fff4ef 100%);
    border: 1.5px solid #ffe0cc;
    border-radius: 12px;
    margin-bottom: 12px;
    flex-wrap: wrap;
    animation: putFadeIn 0.3s ease;
}

.putr-toolbar-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.putr-toolbar-group + .putr-toolbar-group {
    padding-left: 10px;
    border-left: 1.5px solid #ffe0cc;
}

.putr-toolbar-rotate {
    flex-wrap: wrap;
}

.putr-tb-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 7px 12px;
    font-size: 0.78rem;
    font-weight: 700;
    font-family: inherit;
    color: #4b5563;
    background: #ffffff;
    border: 1.5px solid #e5e7eb;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    line-height: 1;
}

.putr-tb-btn svg { flex-shrink: 0; }

.putr-tb-btn:hover {
    border-color: #ff4d00;
    color: #ff4d00;
    background: #fff8f0;
    box-shadow: 0 2px 8px rgba(255, 77, 0, 0.08);
}

.putr-tb-btn:active { transform: scale(0.96); }

.putr-tb-btn:focus-visible {
    outline: 2px solid #ff4d00;
    outline-offset: 2px;
}

.putr-tb-btn-rotate {
    background: linear-gradient(135deg, #ff4d00 0%, #ff8c00 100%);
    color: #ffffff;
    border-color: #ff4d00;
}

.putr-tb-btn-rotate:hover {
    background: linear-gradient(135deg, #ff3300 0%, #ff7700 100%);
    color: #ffffff;
    border-color: #ff3300;
    box-shadow: 0 2px 12px rgba(255, 77, 0, 0.3);
}

.putr-tb-btn-reset {
    background: #ffffff;
    border-color: #e5e7eb;
    color: #6b7280;
}

.putr-tb-btn-reset:hover {
    border-color: #ef4444;
    color: #ef4444;
    background: #fef2f2;
}

/* ============================================================
   LOADING SKELETON
   ============================================================ */
.putr-loading-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
    margin-bottom: 20px;
}

.putr-skeleton-card {
    background: #ffffff;
    border: 1.5px solid #e5e7eb;
    border-radius: 12px;
    padding: 4px;
    text-align: center;
}

.putr-skeleton-thumb {
    width: 100%;
    aspect-ratio: 0.707;
    background: linear-gradient(110deg, #f0f0f0 30%, #fafafa 50%, #f0f0f0 70%);
    background-size: 200% 100%;
    border-radius: 8px;
    animation: putrShimmer 1.5s infinite linear;
    margin-bottom: 8px;
}

.putr-skeleton-text {
    height: 12px;
    width: 50%;
    margin: 0 auto 6px;
    background: linear-gradient(110deg, #f0f0f0 30%, #fafafa 50%, #f0f0f0 70%);
    background-size: 200% 100%;
    border-radius: 4px;
    animation: putrShimmer 1.5s infinite linear;
}

@keyframes putrShimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ============================================================
   PAGE GRID
   ============================================================ */
.putr-page-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
    width: 100%;
    margin-bottom: 16px;
}

.putr-page-card {
    background: #ffffff;
    border: 1.5px solid #ffe0cc;
    border-radius: 12px;
    padding: 4px;
    text-align: center;
    transition: all 0.2s ease;
    position: relative;
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.putr-page-card:hover {
    border-color: #ff4d00;
    box-shadow: 0 4px 16px rgba(255, 77, 0, 0.12);
    transform: translateY(-2px);
}

.putr-page-card:focus-visible {
    outline: 2px solid #ff4d00;
    outline-offset: 2px;
}

.putr-page-thumb-wrap {
    width: 100%;
    aspect-ratio: 0.707;
    background: #f0f2f5;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    margin-bottom: 6px;
    border: 1px solid #e5e7eb;
}

.putr-page-thumb {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

/* --- Hover Overlay --- */
.putr-page-hover {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: rgba(255, 77, 0, 0.55);
    border-radius: 8px;
    opacity: 0;
    transition: opacity 0.25s ease;
    z-index: 4;
    pointer-events: none;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

.putr-page-card:hover .putr-page-hover {
    opacity: 1;
}

.putr-page-card.putr-rotated:hover .putr-page-hover {
    background: rgba(34, 197, 94, 0.55);
}

.putr-page-hover-icon {
    width: 30px;
    height: 30px;
    color: #ffffff;
    filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.25));
    animation: putrSpinHover 1.5s linear infinite;
}

.putr-page-hover-text {
    font-size: 0.6rem;
    font-weight: 800;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
}

@keyframes putrSpinHover {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.putr-page-number {
    position: absolute;
    top: 4px;
    right: 4px;
    font-size: 0.68rem;
    font-weight: 800;
    color: #ffffff;
    background: rgba(255, 77, 0, 0.85);
    padding: 2px 7px;
    border-radius: 6px;
    line-height: 1.2;
}

.putr-page-meta {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: center;
    min-height: 24px;
    justify-content: center;
}

.putr-page-label {
    font-size: 0.72rem;
    font-weight: 700;
    color: #6b7280;
}

/* --- Rotation Badge --- */
.putr-rotation-badge {
    position: absolute;
    bottom: 6px;
    left: 6px;
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.72rem;
    font-weight: 800;
    color: #ffffff;
    background: rgba(255, 77, 0, 0.92);
    padding: 3px 8px;
    border-radius: 6px;
    line-height: 1;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 5;
    box-shadow: 0 2px 6px rgba(255, 77, 0, 0.35);
}

.putr-rotation-badge.putr-visible {
    opacity: 1;
    transform: scale(1);
}

.putr-rotation-badge svg {
    width: 13px;
    height: 13px;
}

/* --- Rotated page visual indicator --- */
.putr-page-card.putr-rotated {
    border-color: #ff4d00 !important;
    box-shadow: 0 0 0 2px rgba(255, 77, 0, 0.15) !important;
}

.putr-page-card.putr-rotated .putr-page-thumb {
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.putr-page-card[data-rotation="90"] .putr-page-thumb {
    transform: rotate(90deg);
}

.putr-page-card[data-rotation="180"] .putr-page-thumb {
    transform: rotate(180deg);
}

.putr-page-card[data-rotation="270"] .putr-page-thumb {
    transform: rotate(270deg);
}

/* --- Selection state --- */
.putr-page-selected {
    border-color: #3b82f6 !important;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2) !important;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
}

.putr-page-selected:hover {
    border-color: #2563eb !important;
}

.putr-page-selected .putr-page-number {
    background: rgba(59, 130, 246, 0.85);
}

/* ============================================================
   ROTATION SUMMARY
   ============================================================ */
.putr-rotation-summary {
    margin-bottom: 20px;
    animation: putFadeIn 0.3s ease;
}

.putr-summary-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 20px;
    background: linear-gradient(135deg, #fff8f0 0%, #fff4ef 100%);
    border: 1.5px solid #ffe0cc;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #9a3412;
    flex-wrap: wrap;
}

.putr-summary-icon { display: flex; align-items: center; }
.putr-summary-detail { color: #6b7280; font-weight: 500; }

/* ============================================================
   LOAD MORE
   ============================================================ */
.putr-load-more {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin: 16px 0;
}

.putr-load-more-btn { display: inline-flex; align-items: center; gap: 6px; }

.putr-page-range {
    font-size: 0.82rem;
    font-weight: 500;
    color: #9ca3af;
}

/* ============================================================
   FILE CARD
   ============================================================ */
.putr-file-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 22px;
    background: linear-gradient(135deg, #fff8f0 0%, #fff4ef 100%);
    border: 1.5px solid #ffe0cc;
    border-radius: 14px;
    margin-bottom: 28px;
    animation: putFadeIn 0.4s ease;
}

.putr-file-card-left {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 0;
    flex: 1;
}

.putr-file-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #ff4d00 0%, #ff8c00 100%);
    border-radius: 12px;
    flex-shrink: 0;
}

.putr-file-icon .dashicons { font-size: 1.5rem; width: 28px; height: 28px; color: #ffffff; }

.putr-file-details { flex: 1; min-width: 0; }

.putr-file-name {
    font-size: 1rem;
    font-weight: 800;
    color: #1a1a2e;
    margin: 0 0 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.putr-file-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #6b7280;
}

.putr-meta-dot { color: #d1d5db; }

.putr-file-card-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.putr-btn-change, .putr-btn-remove {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.putr-btn-change {
    background: rgba(59, 130, 246, 0.08);
    border: 1.5px solid rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

.putr-btn-change:hover { background: rgba(59, 130, 246, 0.15); border-color: rgba(59, 130, 246, 0.3); transform: scale(1.05); }

.putr-btn-remove {
    background: rgba(239, 68, 68, 0.08);
    border: 1.5px solid rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.putr-btn-remove:hover { background: rgba(239, 68, 68, 0.15); border-color: rgba(239, 68, 68, 0.3); transform: scale(1.05); }

.putr-btn-change .dashicons, .putr-btn-remove .dashicons { font-size: 1.1rem; width: 20px; height: 20px; }

/* ============================================================
   ACTION BUTTONS
   ============================================================ */
.putr-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    margin-bottom: 28px;
}

.putr-apply-btn {
    background: linear-gradient(135deg, #ff4d00 0%, #ff8c00 100%);
    color: #ffffff;
    border: none;
    padding: 18px 48px;
    font-size: 1.1rem;
    font-weight: 800;
    border-radius: 16px;
    cursor: pointer;
    box-shadow: 0 6px 24px rgba(255, 77, 0, 0.4);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.putr-apply-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.putr-apply-btn:hover:not(:disabled)::after { left: 100%; }

.putr-apply-btn:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(255, 77, 0, 0.5);
}

.putr-apply-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }

.putr-apply-btn .dashicons { font-size: 1.2rem; width: 24px; height: 24px; }

/* ============================================================
   TOAST / PRIVACY
   ============================================================ */
.putr-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    background: #1f2937;
    border: 1.5px solid #374151;
    border-radius: 14px;
    color: #f3f4f6;
    font-size: 0.88rem;
    font-weight: 600;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    z-index: 100001;
    animation: putFadeIn 0.3s ease;
}

.putr-toast-icon { display: flex; align-items: center; }

.putr-privacy-reminder {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 1.5px solid #bae6fd;
    border-radius: 12px;
    color: #0369a1;
    font-size: 0.82rem;
    font-weight: 600;
    margin-top: 16px;
}

.putr-privacy-reminder .dashicons { font-size: 1rem; width: 18px; height: 18px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
    .putr-loading-grid, .putr-page-grid { grid-template-columns: repeat(3, 1fr); }
    .putr-toolbar { gap: 8px; }
    .putr-toolbar-group { gap: 4px; }
    .putr-toolbar-group + .putr-toolbar-group { padding-left: 8px; }
    .putr-tb-btn { padding: 6px 10px; font-size: 0.74rem; }
}

@media (max-width: 768px) {
    .putr-loading-grid, .putr-page-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .putr-toolbar { flex-direction: column; align-items: stretch; gap: 8px; padding: 12px; }
    .putr-toolbar-group { justify-content: center; }
    .putr-toolbar-group + .putr-toolbar-group { padding-left: 0; border-left: none; padding-top: 8px; border-top: 1.5px solid #ffe0cc; }
    .putr-file-card { flex-direction: column; align-items: stretch; }
    .putr-file-card-left { justify-content: center; }
    .putr-file-card-right { justify-content: center; }
    .putr-actions { flex-direction: column; }
    .putr-apply-btn { width: 100%; justify-content: center; }
    .putr-summary-inner { flex-direction: column; text-align: center; }
}

/* ============================================================
   DARK MODE
   ============================================================ */
@media (prefers-color-scheme: dark) {
    .putr-short-desc, .putr-section-hint { color: var(--st-text-light, #9ca3af); }
    .putr-section-title { color: var(--st-white, #f3f4f6); }
    .putr-toolbar { background: linear-gradient(135deg, #1f2937 0%, #111827 100%); border-color: var(--st-border, #374151); }
    .putr-toolbar-group + .putr-toolbar-group { border-left-color: var(--st-border, #374151); }
    .putr-tb-btn { background: #374151; border-color: #4b5563; color: var(--st-text, #d1d5db); }
    .putr-tb-btn:hover { border-color: var(--st-primary, #ff4d00); color: var(--st-primary, #ff4d00); background: #1f2937; }
    .putr-tb-btn-reset { color: var(--st-text-light, #9ca3af); }
    .putr-tb-btn-reset:hover { border-color: #f87171; color: #f87171; background: #1f2937; }
    .putr-skeleton-card { background: #1f2937; border-color: var(--st-border, #374151); }
    .putr-skeleton-thumb, .putr-skeleton-text { background: linear-gradient(110deg, #374151 30%, #4b5563 50%, #374151 70%); background-size: 200% 100%; }
    .putr-page-card { background: #1f2937; border-color: var(--st-border, #374151); }
    .putr-page-thumb-wrap { background: #111827; border-color: var(--st-border, #374151); }
    .putr-page-label { color: var(--st-text-light, #9ca3af); }
    .putr-page-selected { border-color: #3b82f6 !important; background: linear-gradient(135deg, #1e3a5f 0%, #1e40af 100%); }
    .putr-summary-inner { background: linear-gradient(135deg, #1f2937 0%, #111827 100%); border-color: var(--st-border, #374151); color: #fbbf24; }
    .putr-summary-detail { color: var(--st-text-light, #9ca3af); }
    .putr-file-card { background: linear-gradient(135deg, #1f2937 0%, #111827 100%); border-color: var(--st-border, #374151); }
    .putr-file-name { color: var(--st-white, #f3f4f6); }
    .putr-file-meta { color: var(--st-text-light, #9ca3af); }
    .putr-btn-change { background: rgba(59, 130, 246, 0.15); border-color: rgba(59, 130, 246, 0.25); color: #60a5fa; }
    .putr-btn-remove { background: rgba(239, 68, 68, 0.15); border-color: rgba(239, 68, 68, 0.25); color: #f87171; }
    .putr-page-range { color: var(--st-text-light, #6b7280); }
    .putr-toast { background: #374151; border-color: #4b5563; }
    .putr-privacy-reminder { background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%); border-color: #334155; color: #94a3b8; }
    .putr-page-card.putr-rotated { border-color: var(--st-primary, #ff4d00) !important; box-shadow: 0 0 0 2px rgba(255, 77, 0, 0.2) !important; }
    .putr-page-card.putr-rotated:hover .putr-page-hover { background: rgba(34, 197, 94, 0.55); }
}