/* DocFormatter - Escuela de Postgrado USIP Premium Styling System */

:root {
    /* USIP Forest Green & Light Institutional Colors */
    --usip-green: #0c4220;
    --usip-green-dark: #082d15;
    --usip-green-light: #1b5e34;
    --usip-green-pastel: #eef7f0;
    
    --bg-primary: #eef1ee; /* Soft grey-green beige matching USIP background */
    --bg-secondary: #f2f5f2; /* Cream/light sidebar background */
    --bg-tertiary: #ffffff; /* White document cards and boxes */
    --border-color: #d8e0d8; /* Soft beige borders */
    
    --accent-blue: #2563eb; /* Cobalt Blue matching Postgrado download buttons */
    --accent-blue-hover: #1d4ed8;
    --accent-red: #dc2626;
    
    --text-main: #1f2937; /* Dark slate text */
    --text-secondary: #4b5563; /* Medium grey text */
    --text-muted: #6b7280; /* Light grey text */
    --text-light: #9ca3af;
    
    --sheet-width-px: 816px;
    --sheet-height-letter-px: 1056px;
    --sheet-height-legal-px: 1248px;
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    
    --shadow-premium: 0 4px 6px -1px rgba(12, 66, 32, 0.05), 0 2px 4px -1px rgba(12, 66, 32, 0.03);
    --shadow-sheet: 0 15px 35px rgba(12, 66, 32, 0.08), 0 5px 15px rgba(0, 0, 0, 0.04);
}

/* Base Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-main);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    display: flex;
    flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
}

/* -------------------------------------------------------------
   CABECERA INSTITUCIONAL USIP (Matches Screenshot Header)
   ------------------------------------------------------------- */
.usip-header {
    height: 60px;
    background-color: var(--usip-green);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    color: white;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    z-index: 100;
}

.usip-brand {
    display: flex;
    align-items: center;
}

.usip-logo-container {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-bold {
    font-family: 'Outfit', sans-serif;
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: 0.5px;
}

.logo-sub {
    font-size: 0.62rem;
    font-weight: 500;
    letter-spacing: 1.5px;
    opacity: 0.85;
}

.usip-divider {
    height: 24px;
    width: 1px;
    background-color: rgba(255, 255, 255, 0.25);
    margin: 0 1rem;
}

.usip-gestion {
    font-size: 0.85rem;
    font-weight: 400;
    opacity: 0.8;
}

.usip-header-center {
    font-size: 0.9rem;
    font-weight: 500;
    background-color: rgba(255, 255, 255, 0.08);
    padding: 0.35rem 0.85rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.usip-user-profile {
    display: flex;
    align-items: center;
}

.profile-pill {
    background-color: white;
    color: var(--usip-green);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    box-shadow: var(--shadow-premium);
}

.profile-pill i {
    font-size: 0.9rem;
}

.pill-badge {
    background-color: var(--usip-green);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.05rem 0.3rem;
    border-radius: 3px;
    margin-left: 0.2rem;
}

/* -------------------------------------------------------------
   MAIN CONTAINER & SIDEBAR
   ------------------------------------------------------------- */
.app-container {
    display: flex;
    flex-grow: 1;
    height: calc(100vh - 60px);
    width: 100vw;
    position: relative;
}

.sidebar {
    width: 350px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100%;
    flex-shrink: 0;
}

.sidebar-scroll {
    flex-grow: 1;
    overflow-y: auto;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-scroll::-webkit-scrollbar {
    width: 5px;
}
.sidebar-scroll::-webkit-scrollbar-track {
    background: transparent;
}
.sidebar-scroll::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

.section-group h2 {
    font-size: 0.78rem;
    color: var(--usip-green);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.6rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    border-left: 2.5px solid var(--usip-green);
    padding-left: 0.5rem;
}

/* Template Options Cards */
.template-options {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.template-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem 0.85rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    text-align: left;
    transition: var(--transition-normal);
}

.template-btn:hover {
    border-color: var(--usip-green);
    color: var(--usip-green-light);
    transform: translateY(-0.5px);
    box-shadow: 0 2px 5px rgba(12, 66, 32, 0.03);
}

.template-btn.active {
    background-color: var(--usip-green-pastel);
    border-color: var(--usip-green);
    color: var(--usip-green);
    box-shadow: 0 2px 8px rgba(12, 66, 32, 0.06);
}

.template-btn .btn-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    background-color: #f1f5f1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.template-btn.active .btn-icon {
    background-color: var(--usip-green);
    color: white;
}

.template-btn .btn-text {
    display: flex;
    flex-direction: column;
}

.template-btn .btn-text strong {
    font-size: 0.82rem;
    font-weight: 600;
}

.template-btn .btn-text small {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 0.05rem;
}

.template-btn.active .btn-text small {
    color: var(--usip-green-light);
}

/* Control Rows */
.control-row {
    margin-bottom: 0.8rem;
}

.control-row label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
}

.label-with-value {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.label-with-value span {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--usip-green);
}

.custom-select {
    width: 100%;
    padding: 0.55rem 0.75rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-main);
    font-family: inherit;
    font-size: 0.8rem;
    outline: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

.custom-select:focus {
    border-color: var(--usip-green);
}

/* Switch & Checkbox styling */
.switch-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    cursor: pointer;
    user-select: none;
    color: var(--text-secondary) !important;
}

.switch-container input {
    display: none;
}

.switch-slider {
    width: 32px;
    height: 18px;
    background-color: #cbd5e1;
    border-radius: 18px;
    position: relative;
    transition: var(--transition-normal);
}

.switch-slider::before {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: white;
    left: 3px;
    top: 3px;
    transition: var(--transition-normal);
}

.switch-container input:checked + .switch-slider {
    background-color: var(--usip-green);
}

.switch-container input:checked + .switch-slider::before {
    transform: translateX(14px);
}

/* Color palettes */
.color-options {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.color-btn {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: var(--transition-fast);
}

.color-btn.active {
    border-color: var(--usip-green);
    transform: scale(1.1);
}

#border-color-picker {
    -webkit-appearance: none;
    border: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    background: transparent;
}

#border-color-picker::-webkit-color-swatch-wrapper {
    padding: 0;
}

#border-color-picker::-webkit-color-swatch {
    border: 1.5px solid var(--border-color);
    border-radius: 50%;
}

/* Custom sliders */
.custom-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 5px;
    border-radius: 3px;
    background: #cbd5e1;
    outline: none;
    margin: 0.4rem 0;
}

.custom-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--usip-green);
    cursor: pointer;
    box-shadow: 0 0 5px rgba(12, 66, 32, 0.25);
    transition: var(--transition-fast);
}

.custom-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

/* Instructions */
.instructions {
    background-color: rgba(12, 66, 32, 0.02);
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    padding: 0.85rem;
}

.instructions h3 {
    font-size: 0.8rem;
    color: var(--usip-green-light);
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.instructions ul {
    list-style: none;
    font-size: 0.72rem;
    line-height: 1.4;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.instructions li i {
    color: var(--usip-green);
}

/* Sidebar actions (Fixed Footer) */
.sidebar-actions {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    background-color: var(--bg-secondary);
}

.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    width: 100%;
    padding: 0.75rem 0.85rem;
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition-normal);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--usip-green), var(--usip-green-light));
    color: white;
    box-shadow: 0 2px 8px rgba(12, 66, 32, 0.15);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(12, 66, 32, 0.25);
    filter: brightness(1.08);
}

.btn-download {
    background-color: var(--accent-blue);
    color: white;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.15);
}

.btn-download:hover {
    background-color: var(--accent-blue-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-secondary:hover {
    background-color: #f1f5f1;
    color: var(--text-main);
    border-color: #cbd5e1;
}

/* -------------------------------------------------------------
   WORKSPACE & WORKSPACE HEADER
   ------------------------------------------------------------- */
.workspace-area {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
    background-color: var(--bg-primary);
}

.workspace-header {
    height: 60px;
    border-bottom: 1px solid var(--border-color);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bg-tertiary);
}

.header-title h2 {
    font-size: 1rem;
    color: var(--text-main);
}

.header-title p {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 0.05rem;
}

.workspace-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    font-weight: 600;
    background-color: rgba(220, 38, 38, 0.05);
    color: var(--accent-red);
    padding: 0.35rem 0.7rem;
    border-radius: 20px;
    border: 1px solid rgba(220, 38, 38, 0.1);
    transition: var(--transition-fast);
}

.workspace-status i {
    font-size: 0.6rem;
}

.sheet-scroller {
    flex-grow: 1;
    overflow: auto;
    padding: 1.5rem;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

/* -------------------------------------------------------------
   PHYSICAL SHEET PAGE PREVIEW
   ------------------------------------------------------------- */
.paper-sheet {
    background-color: white;
    width: var(--sheet-width-px);
    box-shadow: var(--shadow-sheet);
    position: relative;
    border-radius: 2px;
    overflow: hidden;
    transition: height var(--transition-normal);
    flex-shrink: 0;
}

.paper-sheet.size-letter {
    height: var(--sheet-height-letter-px);
}

.paper-sheet.size-legal {
    height: var(--sheet-height-legal-px);
}

.sheet-content-ci, 
.sheet-content-cn, 
.sheet-content-titulo,
.sheet-content-carta {
    width: 100%;
    height: 100%;
    position: relative;
    background-color: white;
}

/* Document slot */
.document-slot {
    position: absolute;
    background-color: #fcfdfc;
    border: 2px dashed #b2cbb6;
    border-radius: 6px;
    cursor: pointer;
    overflow: visible; /* Crucial to let zoom slider float beautifully */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.document-slot:hover {
    border-color: var(--usip-green);
    background-color: #f7faf7;
}

.document-slot canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    display: none;
    pointer-events: auto;
}

/* Dropzone Placeholder */
.slot-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
    text-align: center;
    color: var(--text-secondary);
    z-index: 2;
    pointer-events: none;
    transition: var(--transition-fast);
}

.slot-placeholder i {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--text-muted), var(--text-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.slot-placeholder strong {
    font-size: 0.8rem;
    color: var(--text-main);
    margin-bottom: 0.15rem;
    display: block;
}

.slot-placeholder span {
    font-size: 0.68rem;
    color: var(--text-muted);
}

.document-slot.drag-over {
    border-color: var(--accent-blue);
    background-color: rgba(37, 99, 235, 0.03);
}

.document-slot.has-image .slot-placeholder {
    opacity: 0;
    visibility: hidden;
}

/* Slot Labels */
.slot-badge {
    position: absolute;
    top: 6px;
    left: 6px;
    background-color: rgba(12, 66, 32, 0.75);
    backdrop-filter: blur(2px);
    color: white;
    font-size: 0.65rem;
    font-weight: 600;
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
    z-index: 5;
    pointer-events: none;
    transition: var(--transition-fast);
}

.document-slot:hover .slot-badge {
    background-color: var(--usip-green);
}

/* -------------------------------------------------------------
   INTERACTIVE HOVER QUICK BUTTONS BAR
   ------------------------------------------------------------- */
.slot-controls {
    position: absolute;
    bottom: 6px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background-color: rgba(12, 66, 32, 0.88);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    padding: 0.2rem 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.15rem;
    z-index: 10;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.document-slot.has-image:hover .slot-controls {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.slot-btn {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: none;
    background-color: transparent;
    color: #f1f5f1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.slot-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
}

.slot-btn.btn-delete:hover {
    background-color: var(--accent-red);
    color: white;
}

/* -------------------------------------------------------------
   VERTICAL ZOOM SLIDER PANEL (Saves trackpads & simulates wheel)
   ------------------------------------------------------------- */
.zoom-slider-container {
    position: absolute;
    right: -32px; /* Floats beautifully on the right edge of slot */
    top: 50%;
    transform: translateY(-50%) scale(0.9);
    z-index: 15;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    border: 1.5px solid var(--border-color);
    border-radius: 20px;
    padding: 0.6rem 0.35rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    box-shadow: 0 4px 12px rgba(12, 66, 32, 0.08);
}

/* Show slider on hover if slot has loaded image */
.document-slot.has-image:hover .zoom-slider-container {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) scale(1);
}

.zoom-slider-container i {
    font-size: 0.75rem;
    color: var(--usip-green);
    cursor: pointer;
}

/* Rotated vertical input range slider */
.vertical-zoom-slider {
    -webkit-appearance: none;
    width: 65px; /* Visual length of slider */
    height: 4px;
    border-radius: 2px;
    background: #cbd5e1;
    outline: none;
    transform: rotate(-90deg); /* Crucial rotation to make it vertical */
    margin: 35px -25px; /* Compensate for layout rotation offsets */
    display: block;
    cursor: pointer;
}

.vertical-zoom-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: var(--usip-green);
    cursor: pointer;
    border: 1.5px solid white;
    box-shadow: 0 0 4px rgba(12, 66, 32, 0.3);
}

.vertical-zoom-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* -------------------------------------------------------------
   SLOT ABSOLUTE POSITIONING TEMPLATES
   Exact cm values to guarantee physical page print ratios
   ------------------------------------------------------------- */
.ci-slot-front {
    width: 8.5cm;
    height: 5.5cm;
    left: calc(50% - 4.25cm);
    top: 93.3px;
}

.ci-slot-back {
    width: 8.5cm;
    height: 5.5cm;
    left: calc(50% - 4.25cm);
    top: 380px;
}

.cn-slot {
    width: 15.0cm;
    height: 20.48cm;
    left: calc(50% - 7.5cm);
    top: 93.3px;
}

.titulo-slot {
    width: 21.59cm;
    height: 33.02cm;
    left: 0;
    top: 0;
    border-radius: 0;
}

.carta-slot {
    width: 21.59cm;
    height: 27.94cm;
    left: 0;
    top: 0;
    border-radius: 0;
}

/* -------------------------------------------------------------
   CSS MEDIA PRINT RULES (Matches letter/legal standard sheets)
   ------------------------------------------------------------- */
#print-container {
    display: none;
}

@media print {
    .app-container,
    .usip-header,
    .app-container * {
        display: none !important;
    }
    
    html, body {
        background-color: white !important;
        color: black !important;
        overflow: visible !important;
        height: auto !important;
        width: auto !important;
    }
    
    #print-container {
        display: block !important;
        position: absolute;
        left: 0;
        top: 0;
        width: 21.59cm;
        height: auto;
    }
    
    @page {
        margin: 0;
    }
    
    .print-sheet {
        background-color: white !important;
        width: 21.59cm !important;
        position: relative !important;
        page-break-after: always;
        overflow: hidden !important;
        box-shadow: none !important;
        margin: 0 !important;
    }
    
    .print-sheet.size-letter {
        height: 27.94cm !important;
    }
    
    .print-sheet.size-legal {
        height: 33.02cm !important;
    }
    
    .print-slot {
        position: absolute !important;
        border: none !important;
        background-color: transparent !important;
        box-shadow: none !important;
    }
    
    .print-slot canvas {
        display: block !important;
        width: 100% !important;
        height: 100% !important;
        image-rendering: -webkit-optimize-contrast !important;
        image-rendering: crisp-edges !important;
    }
}

/* =============================================================
   FASE 2.5: ROTACIÓN FINA Y UTILIDADES DE REPLICACIÓN DE ARCHIVOS
   ============================================================= */

/* Contenedor flotante a la izquierda para rotación fina (Enderezador) */
.rotate-slider-container {
    position: absolute;
    left: -32px; /* Floats beautifully on the left edge of slot */
    top: 50%;
    transform: translateY(-50%) scale(0.9);
    z-index: 15;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    border: 1.5px solid var(--border-color);
    border-radius: 20px;
    padding: 0.6rem 0.35rem;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    box-shadow: 0 4px 12px rgba(12, 66, 32, 0.08);
}

/* Mostrar deslizador en hover si el slot tiene imagen cargada */
.document-slot.has-image:hover .rotate-slider-container {
    opacity: 1;
    visibility: visible;
    transform: translateY(-50%) scale(1);
}

.rotate-slider-container i {
    font-size: 0.75rem;
    color: var(--usip-green);
    cursor: pointer;
}

/* Control deslizante de rango de rotación vertical */
.vertical-rotate-slider {
    -webkit-appearance: none;
    width: 65px; /* Visual length */
    height: 4px;
    border-radius: 2px;
    background: #cbd5e1;
    outline: none;
    transform: rotate(-90deg); /* Make vertical */
    margin: 35px -25px; /* Center positioning */
    display: block;
    cursor: pointer;
}

.vertical-rotate-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: var(--usip-green);
    cursor: pointer;
    border: 1.5px solid white;
    box-shadow: 0 0 4px rgba(12, 66, 32, 0.3);
}

.vertical-rotate-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* Botón inteligente de réplica de archivo */
.btn-copy-file {
    margin-top: 8px;
    padding: 6px 12px;
    background-color: var(--usip-green-pastel);
    border: 1px solid var(--usip-green);
    color: var(--usip-green);
    font-family: 'Outfit', sans-serif;
    font-size: 0.72rem;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition-fast);
    box-shadow: 0 1px 3px rgba(12, 66, 32, 0.05);
}

.btn-copy-file:hover {
    background-color: var(--usip-green);
    color: white;
    transform: translateY(-0.5px);
    box-shadow: 0 3px 6px rgba(12, 66, 32, 0.15);
}

.pdf-page-controls {
    display: flex;
    align-items: center;
}

/* Visual highlight focus ring for the active slot being stretched or adjusted */
.document-slot.selected-slot {
    border-color: var(--usip-green) !important;
    box-shadow: 0 0 0 3.5px rgba(12, 66, 32, 0.25);
    background-color: #fafdfb;
}