/* Modern CSS Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: monospace;
}

body {
    line-height: 1.4;
    color: #333;
    background: #f5f5f5;    
}

button {
    font: inherit;
    border: none;
    cursor: pointer;
}

/* Layout */
#image-container {
    max-width: 100%;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    padding-top: 48px; /* Same as header height */
}

#canvas-container {
    position: relative;
    width: 100%;
    z-index: 1;
    display: none;
    justify-content: center;
    align-items: flex-start;
    min-height: calc(100vh - 48px);
    padding: 20px;
    box-sizing: border-box;
}

#canvas {
    max-width: 100%;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* Header */
#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 48px;
    background: white;
    box-shadow: 0 1px 4px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 1003;  /* Above canvas controls and toolbar */
    font-size: 13px;
}

#site-url {
    flex: 1;
    min-width: 100px;
    display: flex;
    align-items: center;
    gap: 4px;
}

#site-url span {
    color: #666;
    font-size: 13px;
    white-space: nowrap;
}

#site-url input {
    font-size: 13px;
    padding: 4px 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    background: #f5f5f5;
    color: #333;
    width: 800px;
    max-width: 100%;
    outline: none;
}

#site-url input:focus {
    border-color: #2196F3;
}

#instructions {
    flex: 2;
    display: flex;
    gap: 16px;
    justify-content: center;
    align-items: center;
    color: #666;
    font-size: 12px;
    position: static;
    transform: none;
    background: none;
    padding: 0;
    box-shadow: none;
    transition: opacity 0.3s ease;
    opacity: 0;
    display: none;
}

.instruction-step {
    color: #2196F3;
    font-weight: 500;
    margin-right: 2px;
}

#download-container {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    min-width: 100px;
}

/* Buttons */
.tool-button {
    background: #2196F3;
    color: white;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 13px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.tool-button.visible {
    opacity: 1;
    visibility: visible;
}

/* Tooltip */
.cursor-tooltip {
    position: fixed;
    background: rgba(33, 33, 33, 0.9);
    color: white;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 13px;
    pointer-events: none;
    z-index: 1005;  /* Above everything */
    transform: translate(15px, 15px);
    transition: opacity 0.2s ease;
}

/* Comments */
.comment-box {
    background: #FFF176;
    padding: 12px;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    font-size: 14px;
    font-family: inherit;
}

/* Footer */
footer {
    text-align: center;
    margin: 16px;
    opacity: 0;
    transition: opacity 0.3s ease;
    font-size: 13px;
    display: none;
}

footer:hover {
    opacity: 0.7 !important;
}

footer .link {
    color: inherit;
    text-decoration: underline;
}

/* Messages */
.center-message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    background: white;
    padding: 20px;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    z-index: 100;
}

.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #2196F3;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 10px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Modal */
.edu-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 1004;  /* Above everything */
    max-width: 400px;
    width: 90%;
    text-align: center;
}

.edu-modal h2 {
    font-size: 20px;
    margin-bottom: 16px;
    color: #333;
}

.edu-modal ul {
    text-align: left;
    margin: 16px 0;
    padding-left: 24px;
    color: #666;
}

.edu-modal li {
    margin: 8px 0;
}

.edu-modal .close-btn {
    background: #2196F3;
    color: white;
    padding: 8px 24px;
    border-radius: 4px;
    margin-top: 16px;
    font-size: 14px;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1003;  /* Same as header */
}

/* Headroom */
.headroom {
    transition: transform 200ms linear;
}

.headroom--pinned {
    transform: translateY(0%);
}

.headroom--unpinned {
    transform: translateY(-100%);
}

/* Small screen optimizations */
@media (max-width: 932px), (hover: none) and (pointer: coarse) {  /* Target mobile devices more reliably */
    /* Hide header on mobile */
    #header {
        display: none !important;  /* Force hide with !important */
    }
    
    /* Adjust container spacing */
    #image-container {
        padding-top: 0;
    }
    
    #canvas-container {
        min-height: 100vh;
        padding-bottom: 88px;  /* Space for bottom toolbar */
    }
}

/* Compact toolbar */
.compact-toolbar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 -1px 4px rgba(0,0,0,0.1);
    padding: 16px;
    z-index: 9999;
    justify-content: center;
    gap: 16px;
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
    border-top: 1px solid rgba(0,0,0,0.1);
    transition: opacity 0.3s ease;
    touch-action: none;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

.compact-toolbar button {
    background: #2196F3;
    color: white;
    padding: 16px 32px;
    border-radius: 4px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 140px;
    justify-content: center;
    font-weight: 500;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    -webkit-tap-highlight-color: transparent;  /* Remove tap highlight on iOS */
    transition: opacity 0.3s ease, transform 0.2s ease, background-color 0.2s ease;
    position: relative;
    z-index: 9999;
    touch-action: manipulation;
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    will-change: transform;
    transform: translateZ(0);
}

.compact-toolbar button#delete-btn {
    background: #dc3545;
    display: flex;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95);
}

.compact-toolbar button#download-btn {
    background: #28a745;  /* Green color for download */
    display: none;
}

.compact-toolbar button svg {
    width: 18px;
    height: 18px;
}

/* Show delete button when active */
.compact-toolbar button#delete-btn.active {
    transform: scale(1);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* Canvas controls - update this section */
.canvas-container {
    z-index: 1000;  /* Higher base layer */
    pointer-events: none;
}

.canvas-container .upper-canvas {
    z-index: 1001 !important;  /* Above base canvas */
    pointer-events: auto;
}

/* Update other z-indices to match */
#header {
    z-index: 1003;
}

.modal-overlay {
    z-index: 1003;
}

.edu-modal {
    z-index: 1004;
}

.cursor-tooltip {
    z-index: 1005;
}

/* Add styles for Fabric.js controls */
.canvas-container .controls {
    z-index: 1001 !important;
    touch-action: none;
    /* Improve touch targets */
    min-width: 44px;
    min-height: 44px;
}

.canvas-container .upper-canvas {
    touch-action: none !important;
    /* Prevent iOS text selection */
    -webkit-user-select: none;
    user-select: none;
}

/* Make control points more visible */
.canvas-container .corner {
    background-color: #2196F3 !important;
    border: 2px solid white !important;
    border-radius: 50% !important;
    width: 24px !important;
    height: 24px !important;
    min-width: 24px !important;
    min-height: 24px !important;
}

.canvas-container .textbox-selected {
    border-color: #2196F3 !important;
    border-width: 2px !important;
}

.compact-toolbar button:active {
    transform: scale(0.95);
    opacity: 0.9;
}

/* Ensure delete button is properly positioned */
.compact-toolbar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

/* Make sure buttons don't jump around */
.compact-toolbar button {
    flex: 0 0 auto;
    min-width: 120px;
}

/* Hide bottom toolbar on devices larger than mobile */
@media (min-width: 927px) {
  .compact-toolbar {
    display: none !important;
  }
}

/* Modal: Improved styling for edu-modal content */
.edu-modal .modal-header {
    text-align: center;
    margin-bottom: 16px;
}
.edu-modal .modal-header h3 {
    font-size: 20px;
    margin: 0;
}
.edu-modal .modal-body {
    text-align: center;
    margin-bottom: 16px;
}
.edu-modal .modal-message {
    font-size: 14px;
    color: #333;
    margin-bottom: 12px;
}
.edu-modal .modal-input {
    width: 100%;
    padding: 10px;
    font-size: 14px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
    margin-bottom: 12px;
}
.edu-modal .modal-btn {
    width: 100%;
    padding: 10px;
    font-size: 16px;
    background: #2196F3;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s ease;
}
.edu-modal .modal-btn:hover {
    background: #1976D2;
}
.edu-modal .modal-footer {
    text-align: center;
}
.edu-modal .modal-note {
    font-size: 12px;
    color: #666;
}

/* Header layout */
#header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    height: 60px;
    background: white;
    border-bottom: 1px solid #eee;
}

#site-url {
    flex: 0 0 auto;
}

#instructions {
    flex: 1;
    display: flex;
    justify-content: center;
    gap: 20px;
}

#download-container {
    flex: 0 0 auto;
}

/* Download button styles */
.download-button {
    visibility: visible !important; /* Override the default .tool-button visibility */
    background: #2196F3;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.2s ease;
}

.tool-button.download-button {
    visibility: visible !important;
}

.tool-button.download-button:hover {
    background: #1976D2;
}

/* Mobile toolbar download button */
.compact-toolbar #download-btn {
    visibility: visible !important;
}

/* Media query for mobile */
@media (max-width: 640px), (max-device-width: 926px) {
    #download-container {
        display: none; /* Hide header download button on mobile */
    }
    
    .compact-toolbar {
        display: flex; /* Show mobile toolbar */
    }
}

/* Video Modal Styles */
.video-modal {
    position: fixed;
    z-index: 1006;  /* Above other elements */
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.video-content {
    position: relative;
    width: 80%;
    max-width: 800px;
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
    margin: auto;  /* Center in the modal */
}

.video-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-height: 80vh;
}

.video-content video {
    width: 100%;
    height: auto;
    max-height: calc(80vh - 80px);
    border-radius: 4px;
    object-fit: contain;
}

.video-close {
    position: absolute;
    top: -16px;
    right: -16px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #666;
    background: #fff;
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 1007;  /* Ensure it's above the video */
}

.video-close:hover {
    color: #333;
}