/* ============================================================
   Redact PDF Tool — redact-pdf.css
   Prefix: rp-
   Accent: #6366F1  (site primary indigo)
   ============================================================ */

/* ── Accent override ───────────────────────────────────────── */
.rp-section {
    --tool-accent: var(--primary-color, #6366F1);
    --tool-accent-rgb: 99, 102, 241;
    padding: 40px 0 80px;
}

/* ── Section badge ─────────────────────────────────────────── */
.rp-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 18px;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.22);
    border-radius: 50px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--primary-color, #6366F1);
    margin-bottom: 12px;
}

.rp-badge i {
    font-size: 0.875rem;
}

/* ── Upload Zone ───────────────────────────────────────────── */
.rp-upload-zone {
    display: block;
    border: 2px dashed rgba(99, 102, 241, 0.32);
    border-radius: 16px;
    background: rgba(99, 102, 241, 0.03);
    padding: 56px 24px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
    outline: none;
}

.rp-upload-zone:hover,
.rp-upload-zone:focus-visible {
    border-color: rgba(99, 102, 241, 0.6);
    background: rgba(99, 102, 241, 0.07);
}

.rp-upload-zone.rp-drag-over {
    border-color: var(--primary-color, #6366F1);
    background: rgba(99, 102, 241, 0.1);
}

.rp-upload-icon {
    font-size: 3rem;
    color: var(--primary-color, #6366F1);
    opacity: 0.65;
    margin-bottom: 14px;
    display: block;
}

.rp-upload-title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 6px;
}

.rp-upload-sub {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0 0 10px;
}

.rp-upload-formats {
    font-size: 0.8125rem;
    color: var(--text-tertiary, #9CA3AF);
    margin: 0;
}

/* ── Redaction count bar ───────────────────────────────────── */
.rp-count-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bg-secondary, #F9FAFB);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 10px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 14px;
}

.rp-count-bar i {
    font-size: 1rem;
    color: var(--primary-color, #6366F1);
}

.rp-count-bar.rp-has-boxes {
    background: rgba(99, 102, 241, 0.07);
    border-color: rgba(99, 102, 241, 0.22);
    color: var(--text-primary);
}

/* ── Toolbar ───────────────────────────────────────────────── */
.rp-toolbar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    padding: 10px 14px;
    background: var(--bg-card, #fff);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    margin-bottom: 14px;
}

.rp-toolbar-sep {
    width: 1px;
    height: 28px;
    background: var(--border-color, #E5E7EB);
    border-radius: 1px;
    margin: 0 4px;
    flex-shrink: 0;
}

/* ── Tool groups ───────────────────────────────────────────── */
.rp-tool-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.rp-prop-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

/* ── Color buttons ─────────────────────────────────────────── */
.rp-color-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.rp-color-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 10px;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 7px;
    background: var(--bg-secondary, #F9FAFB);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.rp-color-btn:hover {
    border-color: var(--primary-color, #6366F1);
    color: var(--primary-color, #6366F1);
}

.rp-color-btn.rp-color-active {
    border-color: var(--primary-color, #6366F1);
    background: var(--primary-gradient, #6366F1);
    color: #fff;
}

.rp-color-swatch {
    display: inline-block;
    width: 14px;
    height: 14px;
    border-radius: 3px;
    flex-shrink: 0;
}

.rp-swatch-black {
    background: #000;
}

.rp-swatch-white {
    background: #fff;
    border: 1px solid #D1D5DB;
}

/* When white button is active, invert color for readability */
.rp-color-white.rp-color-active {
    border-color: #6B7280;
    background: #fff;
    color: #374151;
}

/* Custom color label — picker opens near the button */
.rp-color-custom {
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.rp-color-custom input[type="color"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    border: none;
    padding: 0;
}

.rp-color-custom.rp-color-active {
    border-color: var(--primary-color, #6366F1);
    background: var(--primary-gradient, #6366F1);
    color: #fff;
}

/* ── Label input ───────────────────────────────────────────── */
.rp-label-wrap {
    display: flex;
    align-items: center;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 7px;
    overflow: hidden;
    background: var(--bg-input, #fff);
}

.rp-label-input {
    padding: 5px 8px;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: 0.8125rem;
    width: 110px;
    outline: none;
}

.rp-label-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border: none;
    border-left: 1px solid var(--border-color, #E5E7EB);
    background: var(--bg-secondary, #F9FAFB);
    color: var(--text-tertiary, #9CA3AF);
    cursor: pointer;
    transition: color 0.15s, background 0.15s;
    flex-shrink: 0;
}

.rp-label-toggle:hover {
    color: var(--text-primary);
}

.rp-label-toggle.rp-label-active {
    color: var(--primary-color, #6366F1);
    background: rgba(99, 102, 241, 0.08);
}

/* ── Label position 3×3 grid ───────────────────────────────── */
.rp-label-pos-wrap {
    display: flex;
    align-items: center;
}

.rp-pos-grid {
    display: grid;
    grid-template-columns: repeat(3, 14px);
    grid-template-rows: repeat(3, 14px);
    gap: 2px;
    padding: 4px;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 6px;
    background: var(--bg-secondary, #F9FAFB);
}

.rp-pos-btn {
    width: 14px;
    height: 14px;
    border: 1px solid var(--border-color, #D1D5DB);
    border-radius: 3px;
    background: var(--bg-card, #fff);
    cursor: pointer;
    padding: 0;
    transition: background 0.12s, border-color 0.12s;
    position: relative;
}

.rp-pos-btn::after {
    content: '';
    position: absolute;
    inset: 3px;
    border-radius: 1px;
    background: var(--text-tertiary, #D1D5DB);
    transition: background 0.12s;
}

.rp-pos-btn:hover::after {
    background: var(--primary-color, #6366F1);
}

.rp-pos-btn.rp-pos-active {
    border-color: var(--primary-color, #6366F1);
    background: rgba(99, 102, 241, 0.1);
}

.rp-pos-btn.rp-pos-active::after {
    background: var(--primary-color, #6366F1);
}

/* ── Opacity slider ────────────────────────────────────────── */
.rp-opacity-wrap {
    display: flex;
    align-items: center;
    gap: 6px;
}

.rp-opacity-slider {
    width: 90px;
    height: 4px;
    accent-color: var(--primary-color, #6366F1);
    cursor: pointer;
}

.rp-opacity-num {
    width: 44px;
    padding: 4px 5px;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 6px;
    background: var(--bg-input, #fff);
    color: var(--text-primary);
    font-size: 0.8125rem;
    text-align: center;
    outline: none;
}

.rp-opacity-unit {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* ── Action buttons (undo, clear) ──────────────────────────── */
.rp-action-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.rp-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 7px;
    background: var(--bg-secondary, #F9FAFB);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.rp-action-btn:hover {
    border-color: #374151;
    color: var(--text-primary);
}

.rp-action-btn.rp-action-danger:hover {
    border-color: #DC2626;
    color: #DC2626;
    background: rgba(220, 38, 38, 0.05);
}

/* ── Canvas wrapper: stacked canvases ──────────────────────── */
.rp-canvas-wrap {
    position: relative;
    display: inline-block;
    width: 100%;
    background: var(--bg-secondary, #F9FAFB);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    overflow: hidden;
    min-height: 200px;
    cursor: crosshair;
}

.rp-canvas-loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: var(--bg-secondary, #F9FAFB);
    z-index: 3;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.rp-canvas-loading[hidden] {
    display: none;
}

.rp-spin {
    font-size: 1.5rem;
    color: var(--primary-color, #6366F1);
    animation: rp-spin 1s linear infinite;
    display: block;
}

@keyframes rp-spin {
    to {
        transform: rotate(360deg);
    }
}

#rp-base-canvas {
    display: block;
    width: 100%;
    height: auto;
    /* pointer-events none so annotation canvas above captures all events */
    pointer-events: none;
}

#rp-anno-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Touch-action none for pointer events on mobile */
    touch-action: none;
}

/* ── Page bar ──────────────────────────────────────────────── */
.rp-pagebar {
    position: sticky;
    bottom: 0;
    z-index: 20;
    box-shadow: 0 -2px 8px rgba(99, 102, 241, 0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px 16px;
    background: var(--bg-card, #fff);
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 12px;
    margin-top: 14px;
}

.rp-pagebar-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.rp-pagebar-icon {
    font-size: 1.1rem;
    color: var(--primary-color, #6366F1);
}

.rp-pagebar-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.rp-pagebar-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* ── Filename group ───────────────────────────────────────── */
.rp-filename-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

.rp-filename-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

.rp-nav-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 7px;
    background: var(--bg-secondary, #F9FAFB);
    color: var(--text-secondary);
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
}

.rp-nav-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.rp-nav-btn:not(:disabled):hover {
    border-color: var(--primary-color, #6366F1);
    color: var(--primary-color, #6366F1);
}

.rp-page-indicator {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    white-space: nowrap;
    min-width: 90px;
    text-align: center;
}

.rp-change-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 7px;
    background: var(--bg-secondary, #F9FAFB);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
    text-decoration: none;
}

.rp-change-btn:hover {
    border-color: var(--primary-color, #6366F1);
    color: var(--primary-color, #6366F1);
}

/* ── Filename input + apply button ─────────────────────────── */
.rp-filename-wrap {
    display: flex;
    align-items: center;
    border: 1px solid var(--border-color, #E5E7EB);
    border-radius: 8px;
    overflow: hidden;
    background: var(--bg-secondary, #F9FAFB);
    transition: border-color 0.15s;
}

.rp-filename-wrap:focus-within {
    border-color: var(--primary-color, #6366F1);
    background: #fff;
}

.rp-filename-icon {
    padding: 0 6px 0 10px;
    font-size: 0.875rem;
    color: var(--text-tertiary, #9CA3AF);
    flex-shrink: 0;
}

.rp-filename-input {
    padding: 7px 10px;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: 0.875rem;
    min-width: 150px;
    max-width: 220px;
    outline: none;
}

.rp-filename-ext {
    padding: 7px 10px 7px 4px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    background: var(--bg-secondary, #F9FAFB);
    border-left: 1px solid var(--border-color, #E5E7EB);
    white-space: nowrap;
}

.rp-btn-apply {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--primary-gradient, #6366F1);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.1s, box-shadow 0.2s;
    white-space: nowrap;
    box-shadow: var(--shadow-button);
}

/* ── Strip metadata toggle ─────────────────────────────────── */
.rp-meta-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
    user-select: none;
}

.rp-meta-toggle input[type="checkbox"] {
    width: 15px;
    height: 15px;
    accent-color: var(--primary-color, #6366F1);
    cursor: pointer;
    flex-shrink: 0;
}

.rp-btn-apply:hover {
    opacity: 0.9;
}

.rp-btn-apply:active {
    transform: scale(0.98);
}

.rp-btn-apply:disabled {
    background: var(--text-tertiary, #9CA3AF);
    cursor: not-allowed;
    transform: none;
}

/* ── Status ────────────────────────────────────────────────── */
.rp-status {
    margin-top: 14px;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.4;
}

.rp-status[hidden] {
    display: none;
}

.rp-status--success {
    background: rgba(22, 163, 74, 0.08);
    border: 1px solid rgba(22, 163, 74, 0.25);
    color: #15803D;
}

.rp-status--error {
    background: rgba(220, 38, 38, 0.08);
    border: 1px solid rgba(220, 38, 38, 0.25);
    color: #B91C1C;
}

.rp-status--info {
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.25);
    color: #1D4ED8;
}

/* ── Progress bar ──────────────────────────────────────────── */
.rp-progress-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 14px;
}

.rp-progress-wrap[hidden] {
    display: none;
}

.rp-progress-bar {
    flex: 1;
    height: 6px;
    background: var(--border-color, #E5E7EB);
    border-radius: 3px;
    overflow: hidden;
}

.rp-progress-fill {
    height: 100%;
    width: 0;
    background: var(--primary-gradient, #6366F1);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.rp-progress-text {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    white-space: nowrap;
    min-width: 150px;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 700px) {
    .rp-toolbar {
        gap: 8px;
    }

    .rp-toolbar-sep {
        display: none;
    }

    .rp-btn-label {
        display: none;
    }

    .rp-pagebar {
        flex-direction: column;
        align-items: stretch;
    }

    .rp-pagebar-left,
    .rp-pagebar-right {
        justify-content: center;
    }

    .rp-pagebar-right {
        flex-wrap: wrap;
    }

    .rp-filename-input {
        min-width: 0;
        flex: 1;
    }

    .rp-btn-apply {
        justify-content: center;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .rp-section {
        padding: 24px 0 60px;
    }

    .rp-upload-zone {
        padding: 40px 16px;
    }

    .rp-color-name {
        display: none;
    }
}