/**
 * File: clisyc-timeline.css
 * Styles for the Timeline Visualization Component
 * Location: src/assets/css/clisyc-timeline.css
 * 
 * Inspired by video editing software timelines with multi-track layout
 * Purpose: WordPress admin styles
 * Used on: Backend only
 * Contains: Admin panels, settings, WordPress integration
 * Build: Copied directly, no compilation
 */

/* ========================================
   ROOT VARIABLES
   ======================================== */
:root {
    --clisyc-timeline-bg: #ffffff;
    --clisyc-timeline-border: #e5e7eb;
    --clisyc-timeline-header-bg: #f9fafb;
    --clisyc-timeline-track-bg: #ffffff;
    --clisyc-timeline-track-hover: #f3f4f6;
    --clisyc-timeline-text: #1f2937;
    --clisyc-timeline-text-muted: #6b7280;
    --clisyc-timeline-grid-line: #e5e7eb;
    --clisyc-timeline-primary: #3b82f6;
    --clisyc-timeline-success: #10b981;
    --clisyc-timeline-danger: #ef4444;
}

/* ========================================
   MAIN CONTAINER
   ======================================== */
.clisyc-timeline-container {
    width: 100%;
    background: var(--clisyc-timeline-bg);
    border: 1px solid var(--clisyc-timeline-border);
    border-radius: 8px;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    position: relative;
    min-height: 300px;
}

.clisyc-timeline-app {
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* ========================================
   LOADING STATE
   ======================================== */
.clisyc-timeline-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 400px;
    gap: 16px;
}

.clisyc-timeline-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(59, 130, 246, 0.2);
    border-top-color: var(--clisyc-timeline-primary);
    border-radius: 50%;
    animation: clisyc-timeline-spin 0.8s linear infinite;
}

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

/* ========================================
   TOOLBAR
   ======================================== */
.clisyc-timeline-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--clisyc-timeline-header-bg);
    border-bottom: 1px solid var(--clisyc-timeline-border);
    gap: 16px;
    flex-wrap: wrap;
}

.clisyc-timeline-toolbar-left,
.clisyc-timeline-toolbar-center,
.clisyc-timeline-toolbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.clisyc-timeline-date-label {
    font-weight: 600;
    color: var(--clisyc-timeline-text);
    font-size: 15px;
    margin-left: 8px;
}

.clisyc-timeline-zoom-label {
    font-size: 13px;
    color: var(--clisyc-timeline-text-muted);
    min-width: 45px;
    text-align: center;
}

/* ========================================
   BUTTONS
   ======================================== */
.clisyc-timeline-btn {
    padding: 8px 12px;
    background: #ffffff;
    border: 1px solid var(--clisyc-timeline-border);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    color: var(--clisyc-timeline-text);
    cursor: pointer;
    transition: all 0.15s ease-in-out;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.clisyc-timeline-btn:hover:not(:disabled) {
    background: #e5e7eb !important;
    border-color: #9ca3af !important;
    color: #1f2937 !important;
}

/* Override Beaver Builder and theme styles for secondary buttons */
.clisyc-timeline-container .clisyc-timeline-btn-secondary:hover:not(:disabled),
button.clisyc-timeline-btn-secondary:hover:not(:disabled) {
    background: #e5e7eb !important;
    border-color: #9ca3af !important;
    color: #1f2937 !important;
}

/* Icon buttons get a slightly different hover */
.clisyc-timeline-container .clisyc-timeline-btn-icon:hover:not(:disabled),
button.clisyc-timeline-btn-icon:hover:not(:disabled) {
    background: #e5e7eb !important;
    border-color: #9ca3af !important;
    color: #1f2937 !important;
}

/* View switcher buttons */
.clisyc-timeline-container .clisyc-timeline-view-switcher .clisyc-timeline-btn:hover:not(:disabled):not(.active),
.clisyc-timeline-view-switcher button.clisyc-timeline-btn:hover:not(:disabled):not(.active) {
    background: #e5e7eb !important;
    color: #1f2937 !important;
}

.clisyc-timeline-btn:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.clisyc-timeline-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.clisyc-timeline-btn.active {
    background: var(--clisyc-timeline-primary) !important;
    color: #ffffff !important;
    border-color: var(--clisyc-timeline-primary) !important;
}

/* Active button hover state */
.clisyc-timeline-container .clisyc-timeline-btn.active:hover:not(:disabled),
button.clisyc-timeline-btn.active:hover:not(:disabled) {
    background: #2563eb !important;
    border-color: #2563eb !important;
    color: #ffffff !important;
}

.clisyc-timeline-btn-icon {
    padding: 8px;
    min-width: 36px;
    justify-content: center;
}

.clisyc-timeline-btn-secondary {
    background: #f3f4f6;
}

.clisyc-timeline-btn-primary {
    background: var(--clisyc-timeline-primary) !important;
    color: #ffffff !important;
    border-color: var(--clisyc-timeline-primary) !important;
}

.clisyc-timeline-container .clisyc-timeline-btn-primary:hover:not(:disabled),
button.clisyc-timeline-btn-primary:hover:not(:disabled) {
    background: #2563eb !important;
    border-color: #2563eb !important;
    color: #ffffff !important;
}

/* ========================================
   VIEW SWITCHER
   ======================================== */
.clisyc-timeline-view-switcher {
    display: flex;
    background: #ffffff;
    border: 1px solid var(--clisyc-timeline-border);
    border-radius: 6px;
    overflow: hidden;
}

.clisyc-timeline-view-switcher .clisyc-timeline-btn {
    border: none;
    border-radius: 0;
    border-right: 1px solid var(--clisyc-timeline-border);
}

.clisyc-timeline-view-switcher .clisyc-timeline-btn:last-child {
    border-right: none;
}

/* ========================================
   RESOURCE SELECTOR
   ======================================== */
.clisyc-timeline-resource-selector {
    padding: 12px 16px;
    border-bottom: 1px solid var(--clisyc-timeline-border);
    background: #fafafa;
}

.clisyc-timeline-resource-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--clisyc-timeline-text-muted);
    margin-bottom: 8px;
    display: block;
}

.clisyc-timeline-resource-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.clisyc-timeline-resource-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: transparent;
    border: 2px solid #d1d5db;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    color: #1f2937 !important; /* Fix white text issue */
}

.clisyc-timeline-resource-chip:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.clisyc-timeline-resource-chip.active {
    font-weight: 600;
    color: #111827 !important; /* Darker when active */
}

.clisyc-timeline-resource-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 1px solid rgba(0,0,0,0.1);
}

/* ========================================
   TIMELINE WRAPPER & GRID
   ======================================== */
.clisyc-timeline-wrapper {
    flex: 1;
    overflow: hidden;
    position: relative;
}

.clisyc-timeline-grid-container {
    height: 100%;
    overflow-x: auto;
    overflow-y: auto;
}

.clisyc-timeline-grid {
    min-width: 100%;
    transition: transform 0.1s ease-out;
}

/* ========================================
   TIMELINE HEADER (Time Columns)
   ======================================== */
.clisyc-timeline-header {
    display: flex;
    background: var(--clisyc-timeline-header-bg);
    border-bottom: 2px solid var(--clisyc-timeline-border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.clisyc-timeline-header-corner {
    width: 200px;
    min-width: 200px;
    border-right: 1px solid var(--clisyc-timeline-border);
    background: var(--clisyc-timeline-header-bg);
}

.clisyc-timeline-header-columns {
    display: flex;
    flex: 1;
}

.clisyc-timeline-header-cell {
    padding: 12px 8px;
    text-align: center;
    font-size: 13px;
    font-weight: 600;
    color: var(--clisyc-timeline-text);
    border-right: 1px solid var(--clisyc-timeline-grid-line);
}

.clisyc-timeline-header-cell:last-child {
    border-right: none;
}

/* ========================================
   RESOURCE TRACKS
   ======================================== */
.clisyc-timeline-tracks {
    min-height: 400px;
}

.clisyc-timeline-track {
    display: flex;
    border-bottom: 1px solid var(--clisyc-timeline-border);
    height: 50px; /* Adjustable row height */
    position: relative;
}

.clisyc-timeline-track:last-child {
    border-bottom: none;
}

.clisyc-timeline-track:hover {
    background: var(--clisyc-timeline-track-hover);
}

.clisyc-timeline-track-label {
    width: 200px;
    min-width: 200px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: #ffffff;
    border-right: 1px solid var(--clisyc-timeline-border);
    border-left: 3px solid transparent;
    position: sticky;
    left: 0;
    z-index: 5;
}

.clisyc-timeline-track-color {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.clisyc-timeline-track-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--clisyc-timeline-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Clickable track label links (admin only) */
.clisyc-timeline-track-link {
    text-decoration: none;
    color: var(--clisyc-timeline-text);
    transition: color 0.2s ease;
}

.clisyc-timeline-track-link:hover {
    color: var(--clisyc-timeline-primary);
    text-decoration: underline;
}

.clisyc-timeline-track-link:focus {
    outline: 2px solid var(--clisyc-timeline-primary);
    outline-offset: 2px;
    border-radius: 2px;
}

.clisyc-timeline-track-content {
    flex: 1;
    position: relative;
    display: flex;
}

/* ========================================
   GRID CELLS (Time Grid Background)
   ======================================== */
.clisyc-timeline-grid-cell {
    border-right: 1px solid var(--clisyc-timeline-grid-line);
    height: 100%;
}

.clisyc-timeline-grid-cell:last-child {
    border-right: none;
}

/* ========================================
   APPOINTMENTS (The Timeline Events)
   ======================================== */
.clisyc-timeline-appointment {
    position: absolute;
    top: 1px;
    height: calc(100% - 2px);
    border-radius: 4px;
    border: 0px solid;
    padding: 0px 8px;
    cursor: pointer;
    transition: all 0.15s ease-in-out;
    overflow: hidden;
    display: flex;
    align-items: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.clisyc-timeline-appointment:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
    z-index: 2;
}

.clisyc-timeline-appointment.hovered {
    z-index: 3;
    box-shadow: 0 6px 12px rgba(0,0,0,0.3);
}

.clisyc-timeline-appointment-title {
    color: #ffffff;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

/* Appointment States */
.clisyc-timeline-appointment.booked {
    opacity: 0.95;
}

.clisyc-timeline-appointment.blocked {
    opacity: 0.8;
    background-image: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(255,255,255,0.1) 10px,
        rgba(255,255,255,0.1) 20px
    );
}

/* ========================================
   NO RESOURCES MESSAGE
   ======================================== */
.clisyc-timeline-no-resources {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    color: var(--clisyc-timeline-text-muted);
    font-size: 14px;
}

/* ========================================
   LEGEND
   ======================================== */
.clisyc-timeline-legend {
    display: flex;
    gap: 16px;
    padding: 16px 16px 24px 16px; /* Increased bottom padding from 12px to 24px */
    background: var(--clisyc-timeline-header-bg);
    border-top: 1px solid var(--clisyc-timeline-border);
    justify-content: center;
    flex-wrap: wrap;
}

.clisyc-timeline-legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--clisyc-timeline-text-muted);
}

.clisyc-timeline-legend-color {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    border: 1px solid rgba(0,0,0,0.1);
}

/* Ensure legend stays visible above resize handle */
.clisyc-timeline-container .clisyc-timeline-legend {
    position: relative;
    z-index: 50;
    margin-bottom: 8px; /* Add space below legend */
}

/* ========================================
   MODAL
   ======================================== */
.clisyc-timeline-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: clisyc-timeline-fade-in 0.2s ease-out;
}

@keyframes clisyc-timeline-fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

.clisyc-timeline-modal-content {
    background: #ffffff;
    padding: 24px;
    border-radius: 8px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    animation: clisyc-timeline-slide-up 0.3s ease-out;
}

@keyframes clisyc-timeline-slide-up {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.clisyc-timeline-modal-content h3 {
    margin: 0 0 16px 0;
    color: var(--clisyc-timeline-text);
    font-size: 18px;
}

.clisyc-timeline-modal-details {
    background: var(--clisyc-timeline-header-bg);
    border: 1px solid var(--clisyc-timeline-border);
    border-radius: 6px;
    padding: 16px;
    margin-bottom: 16px;
}

.clisyc-timeline-modal-details p {
    margin: 0 0 8px 0;
    font-size: 14px;
    color: var(--clisyc-timeline-text);
}

.clisyc-timeline-modal-details p:last-child {
    margin-bottom: 0;
}

.clisyc-timeline-modal-details strong {
    color: var(--clisyc-timeline-text-muted);
    font-weight: 600;
}

/* ========================================
   SCROLLBAR STYLING (Optional Enhancement)
   ======================================== */
.clisyc-timeline-grid-container::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

.clisyc-timeline-grid-container::-webkit-scrollbar-track {
    background: var(--clisyc-timeline-header-bg);
}

.clisyc-timeline-grid-container::-webkit-scrollbar-thumb {
    background: #9ca3af;
    border-radius: 5px;
}

.clisyc-timeline-grid-container::-webkit-scrollbar-thumb:hover {
    background: #6b7280;
}

/* ========================================
   SHORTCODE INSTRUCTIONS PANEL
   ======================================== */
.clisyc-shortcode-examples {
    margin-top: 15px;
}

.clisyc-shortcode-example {
    background: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 15px;
    position: relative;
}

.clisyc-shortcode-example h4 {
    margin: 0 0 10px 0;
    font-size: 14px;
    color: #23282d;
}

.clisyc-shortcode-copy {
    display: block;
    background: #fff;
    border: 1px solid #ddd;
    padding: 10px;
    font-family: monospace;
    font-size: 13px;
    color: #0073aa;
    border-radius: 3px;
    margin-bottom: 10px;
    word-break: break-all;
}

.clisyc-copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.clisyc-copy-btn .dashicons {
    font-size: 16px;
    width: 16px;
    height: 16px;
}

.clisyc-shortcode-params {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 15px;
    margin-top: 20px;
}

.clisyc-shortcode-params h4 {
    margin: 0 0 10px 0;
    font-size: 14px;
    color: #23282d;
}

.clisyc-shortcode-params ul {
    margin: 10px 0 0 20px;
    list-style: disc;
}

.clisyc-shortcode-params li {
    margin-bottom: 8px;
    font-size: 13px;
    color: #555;
}

.clisyc-shortcode-params code {
    background: #f0f0f0;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 12px;
}

/* ========================================
   RESIZABLE TIMELINE FEATURES
   ======================================== */

/* Row Resize Handle */
.clisyc-timeline-row-resize-handle {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 8px;
    cursor: ns-resize;
    z-index: 10;
    transition: background-color 0.2s ease;
}

.clisyc-timeline-row-resize-handle:hover {
    background-color: rgba(59, 130, 246, 0.3);
}

.clisyc-timeline-row-resize-handle::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 3px;
    background-color: rgba(156, 163, 175, 0.5);
    border-radius: 2px;
    transition: background-color 0.2s ease;
}

.clisyc-timeline-row-resize-handle:hover::after {
    background-color: rgba(59, 130, 246, 0.8);
}

/* Container Resize Handle */
.clisyc-timeline-container-resize-handle {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 20px;
    cursor: ns-resize;
    z-index: 1000;
    background: linear-gradient(to bottom, transparent, rgba(229, 231, 235, 0.8));
    transition: background 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.clisyc-timeline-container-resize-handle:hover {
    background: linear-gradient(to bottom, transparent, rgba(59, 130, 246, 0.3));
}

.clisyc-timeline-resize-grip {
    width: 60px;
    height: 4px;
    background-color: #9ca3af;
    border-radius: 2px;
    position: relative;
    transition: all 0.2s ease;
}

.clisyc-timeline-resize-grip::before,
.clisyc-timeline-resize-grip::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    height: 2px;
    background-color: #9ca3af;
    border-radius: 1px;
}

.clisyc-timeline-resize-grip::before {
    top: -4px;
}

.clisyc-timeline-resize-grip::after {
    bottom: -4px;
}

.clisyc-timeline-container-resize-handle:hover .clisyc-timeline-resize-grip,
.clisyc-timeline-container-resize-handle:hover .clisyc-timeline-resize-grip::before,
.clisyc-timeline-container-resize-handle:hover .clisyc-timeline-resize-grip::after {
    background-color: #3b82f6;
}

/* Resizing State (Active Drag) */
body.clisyc-resizing-row {
    cursor: ns-resize !important;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

body.clisyc-resizing-row * {
    cursor: ns-resize !important;
}

body.clisyc-resizing-container {
    cursor: ns-resize !important;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

body.clisyc-resizing-container * {
    cursor: ns-resize !important;
}

/* Settings Panel - Height Control */
.clisyc-timeline-height-input {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.clisyc-timeline-height-input input[type="number"] {
    width: 100px;
}

.clisyc-timeline-height-input .units {
    color: #6b7280;
    font-size: 13px;
}

#clisyc-reset-heights {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

#clisyc-reset-heights .dashicons {
    font-size: 16px;
    width: 16px;
    height: 16px;
}

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */
@media (max-width: 1024px) {
    .clisyc-timeline-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .clisyc-timeline-toolbar-left,
    .clisyc-timeline-toolbar-center,
    .clisyc-timeline-toolbar-right {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .clisyc-timeline-track-label {
        width: 150px;
        min-width: 150px;
    }
    
    .clisyc-timeline-header-corner {
        width: 150px;
        min-width: 150px;
    }
    
    .clisyc-timeline-track-name {
        font-size: 13px;
    }
    
    .clisyc-timeline-track {
        height: 40px; /* Smaller on mobile */
    }
    
    .clisyc-timeline-appointment-title {
        font-size: 11px;
    }

    /* Larger resize handles on mobile */
    .clisyc-timeline-row-resize-handle {
        height: 12px;
    }
    
    .clisyc-timeline-container-resize-handle {
        height: 24px;
    }
    
    .clisyc-timeline-resize-grip {
        width: 80px;
        height: 5px;
    }
}

@media (max-width: 600px) {
    .clisyc-timeline-toolbar {
        padding: 8px;
    }
    
    .clisyc-timeline-btn {
        padding: 6px 10px;
        font-size: 13px;
    }
    
    .clisyc-timeline-date-label {
        font-size: 13px;
    }
    
    .clisyc-timeline-resource-selector {
        padding: 8px;
    }
    
    .clisyc-timeline-resource-chip {
        font-size: 12px;
        padding: 5px 10px;
    }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */

/* Ensure resize handles are visible in high contrast mode */
@media (prefers-contrast: high) {
    .clisyc-timeline-row-resize-handle::after,
    .clisyc-timeline-resize-grip,
    .clisyc-timeline-resize-grip::before,
    .clisyc-timeline-resize-grip::after {
        background-color: currentColor;
    }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    .clisyc-timeline-row-resize-handle,
    .clisyc-timeline-container-resize-handle,
    .clisyc-timeline-resize-grip {
        transition: none;
    }
}