/* Estilos Específicos para Editar PDF Pro (Desktop UX) */

/* Navbar Top Adjustments */
#top-header-tools {
    display: flex;
    align-items: center;
}

.btn-icon {
    background: transparent;
    color: #e5e5e5;
    border: none;
    padding: 6px;
    margin: 0 4px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.1);
}

.zoom-controls {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    padding: 2px;
    margin: 0 10px;
}

#zoom-level {
    font-size: 0.85rem;
    font-family: 'Fira Code', monospace;
    min-width: 45px;
    text-align: center;
    color: #b3b3b3;
}

/* Layout del Editor Principal */
.editor-layout {
    display: flex;
    height: calc(100vh - 60px);
    margin-top: 60px;
    background: #1a1a1a;
}

/* Barra Lateral Izquierda (Herramientas) */
.left-toolbar {
    width: 65px;
    background: #111;
    border-right: 1px solid #333;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 15px 0;
    z-index: 50;
    flex-shrink: 0;
}

.toolbar-group {
    display: flex;
    flex-direction: column;
    width: 100%;
    align-items: center;
    gap: 8px;
}

.toolbar-separator {
    width: 35px;
    height: 1px;
    background: #333;
    margin: 12px 0;
}

.tool-btn {
    width: 45px;
    height: 45px;
    background: transparent;
    border: none;
    color: #888;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    position: relative;
}

.tool-btn span {
    font-size: 0.6rem;
    margin-top: 4px;
    font-weight: 500;
}

.tool-btn:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
}

.tool-btn.active {
    color: #ff9800;
    background: rgba(255, 152, 0, 0.1);
}

.toolbar-footer {
    margin-top: auto;
    width: 100%;
    display: flex;
    justify-content: center;
    padding-bottom: 20px;
}

.tool-btn.danger:hover {
    color: #f44336;
    background: rgba(244, 67, 54, 0.1);
}

/* Área Central del Lienzo */
.editor-main-area {
    flex-grow: 1;
    background: #222;
    overflow: auto;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 40px;
    position: relative;
}

/* Canvas Wrapper (Doble Capa) */
.canvas-wrapper {
    position: relative;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.5);
    background: #fff;
    /* El PDF es blanco usualmente */
    margin-bottom: 40px;
}

#pdf-render-canvas {
    display: block;
    direction: ltr;
    /* Asegurar renderizado LTR */
}

/* FabricJS Canvas va exactamente encima del PDF */
.upper-canvas {
    position: absolute !important;
    top: 0;
    left: 0;
    z-index: 10;
}

/* Panel de Propiedades Derecho */
.right-props-panel {
    width: 280px;
    background: #111;
    border-left: 1px solid #333;
    display: flex;
    flex-direction: column;
    z-index: 50;
    flex-shrink: 0;
    overflow-y: auto;
}

.props-header {
    padding: 20px;
    border-bottom: 1px solid #333;
}

.props-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
}

.props-header p {
    font-size: 0.8rem;
    color: #888;
    margin-top: 5px;
}

.props-section {
    padding: 20px;
    border-bottom: 1px solid #222;
}

.props-section.hidden {
    display: none;
}

.prop-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.prop-row label {
    font-size: 0.85rem;
    color: #b3b3b3;
}

/* Inputs y Selects */
.prop-select,
.prop-input-number {
    background: #222;
    border: 1px solid #444;
    color: #e5e5e5;
    padding: 6px 10px;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.85rem;
}

.prop-select {
    width: 140px;
}

.prop-input-number {
    width: 80px;
    text-align: right;
}

/* Custom Color Picker */
.color-picker-wrap {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid #444;
}

.color-picker-wrap input[type="color"] {
    width: 150%;
    height: 150%;
    margin: -25%;
    cursor: pointer;
    border: none;
    padding: 0;
}

/* Toggle Botones (B, I) */
.toggle-group {
    justify-content: flex-start;
    gap: 10px;
}

.toggle-btn {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    background: #222;
    border: 1px solid #444;
    color: #aaa;
    transition: all 0.2s;
}

.toggle-btn.active {
    background: rgba(255, 152, 0, 0.2);
    border-color: #ff9800;
    color: #ff9800;
}

.btn-small-ghost {
    background: transparent;
    color: #888;
    border: 1px solid #444;
    padding: 4px 8px;
    font-size: 0.75rem;
    border-radius: 4px;
    cursor: pointer;
}

.btn-small-ghost:hover {
    color: #fff;
    border-color: #666;
}