body {
    margin: 0;
    font-family: 'Manrope', sans-serif;
    overflow: hidden;
    background: #000;
}

a-scene,
a-scene canvas {
    background: #000 !important; /* avoid white flash before sky loads */
}

/* Navigation UI */
.nav-ui {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.7);
    padding: 8px 10px;
    border-radius: 40px;
    backdrop-filter: blur(10px);
}

.nav-button {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: all 0.3s ease;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.nav-button:hover {
    background: rgba(255, 255, 255, 1);
    transform: scale(1.1);
}

.nav-button:active {
    transform: scale(0.95);
}

.nav-button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.arrow-icon {
    width: 18px;
    height: 18px;
    object-fit: contain;
}

.step-indicator {
    color: white;
    font-size: 13px;
    min-width: 64px;
    text-align: center;
    user-select: none;
}

/* Loading overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.loading-overlay.visible {
    opacity: 1;
    pointer-events: all;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Crossfade animation */
a-sky {
    animation: fadeIn 0.25s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Mobile optimizations */
@media (max-width: 600px) {
    .nav-ui {
        bottom: 20px;
        padding: 8px 10px;
        gap: 16px;
    }
    
    .nav-button {
        width: 44px;
        height: 44px;
        font-size: 18px;
    }
    
    .arrow-icon {
        width: 18px;
        height: 18px;
    }
    
    .step-indicator {
        display: none;
    }
}

/* Hide VR button */
.a-enter-vr {
    display: none !important;
}

/* Welcome Instruction Overlay */
.welcome-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    opacity: 1;
    transition: opacity 0.5s ease;
    cursor: pointer;
}

.welcome-overlay.hidden {
    opacity: 0;
}

.welcome-content {
    text-align: center;
    animation: welcomeFadeIn 0.6s ease-out;
}

.welcome-icon {
    margin-bottom: 20px;
    animation: pointingAnimation 2s ease-in-out infinite;
}

.welcome-icon-img {
    width: 136px;
    height: 136px;
    object-fit: contain;
    filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.3));
}

.welcome-text {
    color: white;
    font-size: 32px;
    font-weight: 600;
    margin: 0;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.welcome-hint {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    font-weight: 400;
    margin-top: 20px;
    animation: pulseOpacity 2s ease-in-out infinite;
}

@keyframes pulseOpacity {
    0%, 100% {
        opacity: 0.6;
    }
    50% {
        opacity: 1;
    }
}

/* Connection Error Overlay */
.connection-error-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 3500;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.connection-error-overlay.visible {
    display: flex;
    opacity: 1;
}

.connection-error-content {
    text-align: center;
    max-width: 400px;
    padding: 0 20px;
    animation: errorFadeIn 0.4s ease-out;
}

.connection-error-icon {
    font-size: 58px;
    margin-bottom: 20px;
    animation: errorPulse 2s ease-in-out infinite;
}

.connection-error-title {
    color: #FFB74D;
    font-size: 28px;
    font-weight: 600;
    margin: 0 0 15px 0;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.connection-error-text {
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
    font-weight: 400;
    margin: 0 0 30px 0;
    line-height: 1.5;
}

.connection-error-retry {
    background: rgba(255, 255, 255, 0.95);
    color: black;
    border: none;
    padding: 12px 32px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    font-family: 'Manrope', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
}

.connection-error-retry:hover {
    background: rgba(255, 255, 255, 1);
    transform: scale(1.05);
}

.connection-error-retry:active {
    transform: scale(0.95);
}

@keyframes errorFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes errorPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

@keyframes welcomeFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pointingAnimation {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Mini-map container */
.minimap-container {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 400px;
    height: 340px;
    background: rgba(0, 0, 0, 0.8);
    border-radius: 12px;
    overflow: hidden;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.minimap-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    opacity: 1.0;
    transition: opacity 0.3s ease;
    display: block;
}

.minimap-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    transition: opacity 0.3s ease;
    background: transparent;
}

.minimap-svg svg {
    width: 100%;
    height: 100%;
    display: block;
}

.path-vertex {
    fill: rgba(12, 140, 233, 0.7);
    stroke: white;
    stroke-width: 4;
    cursor: pointer;
    transition: fill 0.3s ease, stroke 0.3s ease, transform 0.25s ease, filter 0.25s ease;
    pointer-events: all;
    transform-origin: center;
    transform-box: fill-box;
}

.path-vertex:hover {
    fill: rgba(12, 140, 233, 1);
    stroke: rgba(255, 255, 255, 1);
    stroke-width: 5;
}

.path-vertex.active {
    fill: #1AB0FF;
    stroke: #1AB0FF;
    stroke-width: 7;
    transform: scale(1.3);
    filter: drop-shadow(0 0 14px rgba(26, 176, 255, 0.95));
}

/* Comment risk level colors for minimap dots */
.path-vertex.risk-high {
    fill: rgba(255, 78, 78, 0.8);
    stroke: white;
}

.path-vertex.risk-high:hover {
    fill: rgba(255, 78, 78, 1);
}

.path-vertex.risk-high.active {
    fill: #FF4E4E;
    stroke: #FF4E4E;
    filter: drop-shadow(0 0 10px rgba(255, 78, 78, 0.8));
}

.path-vertex.risk-medium {
    fill: rgba(255, 181, 76, 0.8);
    stroke: white;
}

.path-vertex.risk-medium:hover {
    fill: rgba(255, 181, 76, 1);
}

.path-vertex.risk-medium.active {
    fill: #FFB54C;
    stroke: #FFB54C;
    filter: drop-shadow(0 0 10px rgba(255, 181, 76, 0.8));
}

.path-vertex.risk-info {
    fill: rgba(73, 202, 41, 0.8);
    stroke: white;
}

.path-vertex.risk-info:hover {
    fill: rgba(73, 202, 41, 1);
}

.path-vertex.risk-info.active {
    fill: #49CA29;
    stroke: #49CA29;
    filter: drop-shadow(0 0 10px rgba(73, 202, 41, 0.8));
}

.path-vertex.risk-normal {
    fill: rgba(12, 140, 233, 0.8);
    stroke: white;
}

.path-vertex.risk-normal:hover {
    fill: rgba(12, 140, 233, 1);
}

.path-vertex.risk-normal.active {
    fill: #0C8CE9;
    stroke: #0C8CE9;
    filter: drop-shadow(0 0 10px rgba(12, 140, 233, 0.8));
}

.vertex-label {
    fill: white;
    font-size: 24px;
    font-weight: bold;
    pointer-events: none;
    text-anchor: middle;
    dominant-baseline: middle;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

/* Page title */
.page-title {
    position: fixed;
    top: 20px;
    left: 20px;
    background: rgba(255, 255, 255, 0.95);
    color: black;
    padding: 12px 20px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 550;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    gap: 12px;
}

.page-title-back {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 8px;
    border: 1px solid rgba(0, 0, 0, 0.12);
    background: rgba(0, 0, 0, 0.04);
    text-decoration: none;
    pointer-events: none;
    opacity: 0.5;
    cursor: not-allowed;
}

.page-title-back-icon {
    width: 18px;
    height: 18px;
}

.page-title-text {
    line-height: 1.4;
}

/* Minimap title */
.minimap-title {
    position: absolute;
    top: 11px;
    left: 10px;
    color: black;
    padding: 8px 12px;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 500;
    z-index: 1001;
    border: 0px solid rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Floor dropdown selector */
.floor-dropdown {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.2);
    border-radius: 50px;
    padding: 8px 32px 8px 16px;
    font-size: 14px;
    font-weight: 500;
    font-family: 'Manrope', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
    color: black;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 14px;
}

.floor-dropdown:hover {
    background-color: rgba(255, 255, 255, 1);
    border-color: rgba(0, 0, 0, 0.4);
}

.floor-dropdown:focus {
    background-color: rgba(255, 255, 255, 1);
    border-color: rgba(46, 162, 245, 0.8);
    box-shadow: 0 0 0 3px rgba(46, 162, 245, 0.2);
}

/* Right-side controls (comments/export + zoom) */
.right-controls {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 1000;
}

.add-comment-button,
.export-button {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
    padding: 12px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.25s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.16);
    width: 48px;
    height: 48px;
}

.add-comment-button:hover,
.export-button:hover {
    background: rgba(255, 255, 255, 1);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* 3-way view toggle */
.view-toggle {
    box-sizing: border-box;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.08);
    padding: 8px 6px;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.14);
    backdrop-filter: blur(10px);
    width: 48px; /* match right-control button width */
}

.view-toggle-btn {
    box-sizing: border-box;
    background: transparent;
    border: none;
    padding: 6px;
    border-radius: 12px;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.view-toggle-btn:disabled,
.view-toggle-btn[aria-disabled="true"] {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
}

.view-toggle-btn:hover {
    background: rgba(12, 140, 233, 0.08);
    transform: translateY(-1px);
}

.view-toggle-btn:focus-visible {
    outline: 2px solid rgba(12, 140, 233, 0.6);
    outline-offset: 2px;
}

.view-toggle-icon {
    width: 26px;
    height: 26px;
    background-color: #C8C8C8;
    mask-repeat: no-repeat;
    mask-position: center;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    -webkit-mask-position: center;
    -webkit-mask-size: contain;
}

.icon-drone {
    mask-image: url('./data/icons/3_way_toggle/Drone.svg');
    -webkit-mask-image: url('./data/icons/3_way_toggle/Drone.svg');
}

.icon-360 {
    mask-image: url('./data/icons/3_way_toggle/360.svg');
    -webkit-mask-image: url('./data/icons/3_way_toggle/360.svg');
}

.icon-static {
    mask-image: url('./data/icons/3_way_toggle/Static.svg');
    -webkit-mask-image: url('./data/icons/3_way_toggle/Static.svg');
}

.view-toggle-btn.active .view-toggle-icon {
    background-color: #0C8CE9;
}

/* Blank page placeholder */
.blank-page {
    font-family: 'Manrope', sans-serif;
    background: #f5f7fb;
    min-height: 100vh;
    margin: 0;
    position: relative;
}

.blank-message {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #333;
    font-size: 22px;
    font-weight: 600;
    line-height: 1.4;
}

.add-comment-button.active {
    border-color: #0C8CE9;
    box-shadow: 0 10px 26px rgba(12, 140, 233, 0.25);
}

.add-comment-icon,
.export-icon {
    width: 26px;
    height: 26px;
    object-fit: contain;
}

.zoom-button {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-size: 20px;
    font-weight: bold;
    color: black;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.zoom-button:hover {
    background: rgba(255, 255, 255, 1);
    transform: scale(1.05);
}

.zoom-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.zoom-button:disabled:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: none;
}

.zoom-level {
    background: rgba(255, 255, 255, 0.95);
    color: black;
    padding: 8px 0;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 400;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    width: 45px; /* Same width as buttons */
    box-sizing: border-box;
}

/* Bottom Left Controls Wrapper */
.bottom-left-controls {
    position: fixed;
    bottom: 20px;
    left: 20px;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: center;
    gap: 12px;
    z-index: 1000;
    transform: scale(0.9);
    transform-origin: bottom left;
}

/* Comments Viewer */
.comments-viewer-container {
    position: relative;
    bottom: auto;
    left: auto;
    z-index: auto;
}

.view-comments-btn {
    background: #ffffff;
    color: black;
    padding: 0 12px;
    height: 48px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.4;
    backdrop-filter: blur(12px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    user-select: none;
    font-family: 'Manrope', sans-serif;
    width: 140px;
    min-width: 140px;
    max-width: 140px;
    justify-content: center;
    box-sizing: border-box;
    -webkit-appearance: none;
    appearance: none;
    margin: 0;
    outline: none;
    flex: 0 0 140px;
}

.view-comments-btn:hover {
    background: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.28);
}

.comments-dropdown-arrow {
    font-size: 10px;
    transition: transform 0.3s ease;
}

.comments-viewer-container.active .comments-dropdown-arrow {
    transform: rotate(180deg);
}

.comments-list-popup {
    position: absolute;
    bottom: 60px;
    left: 0;
    background: #ffffff;
    border-radius: 18px;
    padding: 18px;
    box-shadow: 0 18px 55px rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    min-width: 380px;
    max-width: 440px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: all 0.3s ease;
    max-height: 480px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.comments-viewer-container.active .comments-list-popup {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}

.comments-list-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    margin-bottom: 4px;
}

.comments-header-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.comments-kicker {
    margin: 0;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: rgba(0, 0, 0, 0.45);
}

.comments-list-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    color: black;
}

.comments-subtitle {
    margin: 0;
    font-size: 12px;
    color: rgba(0, 0, 0, 0.55);
}

.comments-header-badges {
    display: flex;
    gap: 8px;
    align-items: flex-start;
}

.comment-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    border: 1px solid transparent;
    color: #0F172A;
    background: rgba(0, 0, 0, 0.04);
}

.comment-pill-live {
    border-color: rgba(73, 202, 41, 0.2);
    color: #1f5d12;
    background: linear-gradient(135deg, rgba(73, 202, 41, 0.16), rgba(73, 202, 41, 0.1));
}

.comment-pill-count {
    border-color: rgba(12, 140, 233, 0.2);
    background: linear-gradient(135deg, rgba(12, 140, 233, 0.16), rgba(12, 140, 233, 0.1));
    color: #0F172A;
}

.comments-list-content {
    overflow-y: auto;
    max-height: 340px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-right: 4px;
}

.comments-list-content::-webkit-scrollbar {
    width: 8px;
}

.comments-list-content::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.04);
    border-radius: 6px;
}

.comments-list-content::-webkit-scrollbar-thumb {
    background: rgba(12, 140, 233, 0.28);
    border-radius: 6px;
}

.comments-list-content::-webkit-scrollbar-thumb:hover {
    background: rgba(12, 140, 233, 0.38);
}

.comments-floor-group {
    padding-bottom: 4px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.comments-floor-group:last-child {
    border-bottom: none;
}

.comments-floor-title {
    font-size: 12px;
    font-weight: 800;
    color: rgba(0, 0, 0, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.9px;
    margin-bottom: 10px;
}

.comment-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px;
    margin-bottom: 8px;
    background: #ffffff;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.25s ease;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.comment-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.14);
}

.comment-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    border-radius: 12px 0 0 12px;
}

.comment-item.risk-high::before {
    background: linear-gradient(180deg, #FF8A8A, #FF4E4E);
}

.comment-item.risk-medium::before {
    background: linear-gradient(180deg, #FFD28D, #FFB54C);
}

.comment-item.risk-info::before {
    background: linear-gradient(180deg, #7AE85B, #49CA29);
}

.comment-item.risk-normal::before {
    background: linear-gradient(180deg, #3FB5FF, #0C8CE9);
}

.comment-item-content {
    flex: 1;
    min-width: 0;
}

.comment-item-title {
    font-size: 13px;
    font-weight: 500;
    color: black;
    margin-bottom: 3px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.comment-item-meta {
    display: flex;
    align-items: center;
    gap: 10px;
}

.comment-item-step {
    font-size: 11px;
    color: rgba(0, 0, 0, 0.55);
    letter-spacing: 0.2px;
}

.comment-risk-chip {
    font-size: 11px;
    font-weight: 700;
    padding: 5px 10px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    border: 1px solid transparent;
    background: rgba(0, 0, 0, 0.03);
}

.comment-risk-chip.risk-high {
    color: #7d0f0f;
    border-color: rgba(255, 78, 78, 0.2);
    background: rgba(255, 78, 78, 0.12);
}

.comment-risk-chip.risk-medium {
    color: #8a5200;
    border-color: rgba(255, 181, 76, 0.24);
    background: rgba(255, 181, 76, 0.14);
}

.comment-risk-chip.risk-info {
    color: #2d6f1c;
    border-color: rgba(73, 202, 41, 0.24);
    background: rgba(73, 202, 41, 0.14);
}

.comment-risk-chip.risk-normal {
    color: #0c63a8;
    border-color: rgba(12, 140, 233, 0.24);
    background: rgba(12, 140, 233, 0.14);
}

.comment-item-badges {
    display: flex;
    gap: 4px;
    margin-left: 8px;
    flex-shrink: 0;
}

.comment-ai-badge {
    background: #2EA2F5;
    color: white;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 4px rgba(46, 162, 245, 0.3);
}

.comments-list-footer {
    padding: 12px 14px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    background: #ffffff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.resolved-comments-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 10px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    background: #ffffff;
    color: #0F172A;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    transition: all 0.25s ease;
}

.resolved-comments-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 26px rgba(0, 0, 0, 0.14);
}

.resolved-btn-icon {
    width: 26px;
    height: 26px;
    display: grid;
    place-items: center;
    background: white;
    border-radius: 50%;
    font-weight: 800;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.resolved-btn-copy {
    display: flex;
    flex-direction: column;
    font-size: 13px;
    line-height: 1.2;
}

.resolved-btn-copy small {
    font-size: 11px;
    font-weight: 500;
    color: rgba(0, 0, 0, 0.6);
}

.resolved-panel-overlay {
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(12, 140, 233, 0.1), transparent), rgba(0, 0, 0, 0.35);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
    z-index: 2000;
}

.resolved-panel-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.resolved-comments-panel {
    position: fixed;
    left: 28px;
    top: 28px;
    bottom: 28px;
    width: 420px;
    max-width: 92vw;
    background: linear-gradient(155deg, rgba(255, 255, 255, 0.97), rgba(238, 245, 255, 0.94));
    border-radius: 18px;
    box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45);
    border: 1px solid rgba(12, 140, 233, 0.2);
    padding: 18px;
    transform: translateX(-120%);
    transition: transform 0.3s ease;
    z-index: 2001;
    display: flex;
    flex-direction: column;
    gap: 12px;
    backdrop-filter: blur(12px);
    pointer-events: none;
}

.resolved-comments-panel.active {
    transform: translateX(0);
    pointer-events: all;
}

.resolved-panel-header {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    align-items: flex-start;
}

.resolved-panel-titles h3 {
    margin: 0;
    font-size: 20px;
    font-weight: 800;
    color: #0F172A;
}

.resolved-kicker {
    margin: 0;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: rgba(0, 0, 0, 0.45);
}

.resolved-subtitle {
    margin: 4px 0 0 0;
    font-size: 12px;
    color: rgba(0, 0, 0, 0.6);
}

.resolved-panel-close {
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.08);
    width: 32px;
    height: 32px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 800;
    display: grid;
    place-items: center;
    transition: all 0.2s ease;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
}

.resolved-panel-close:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.16);
}

.resolved-comments-list {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-right: 4px;
}

.resolved-comments-list::-webkit-scrollbar {
    width: 8px;
}

.resolved-comments-list::-webkit-scrollbar-thumb {
    background: rgba(12, 140, 233, 0.32);
    border-radius: 6px;
}

.resolved-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(234, 243, 255, 0.9));
    border: 1px solid rgba(12, 140, 233, 0.18);
    border-radius: 14px;
    padding: 12px;
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.resolved-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: space-between;
}

.resolved-risk-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #0C8CE9;
    box-shadow: 0 0 0 6px rgba(12, 140, 233, 0.14);
}

.resolved-risk-dot.risk-high {
    background: #FF4E4E;
    box-shadow: 0 0 0 6px rgba(255, 78, 78, 0.16);
}

.resolved-risk-dot.risk-medium {
    background: #FFB54C;
    box-shadow: 0 0 0 6px rgba(255, 181, 76, 0.18);
}

.resolved-risk-dot.risk-info {
    background: #49CA29;
    box-shadow: 0 0 0 6px rgba(73, 202, 41, 0.16);
}

.resolved-card-title {
    flex: 1;
    font-size: 15px;
    font-weight: 700;
    color: #0F172A;
}

.resolved-card-pill {
    font-size: 11px;
    font-weight: 700;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.resolved-card-pill.risk-high {
    border-color: rgba(255, 78, 78, 0.24);
    color: #7d0f0f;
    background: rgba(255, 78, 78, 0.12);
}

.resolved-card-pill.risk-medium {
    border-color: rgba(255, 181, 76, 0.24);
    color: #8a5200;
    background: rgba(255, 181, 76, 0.12);
}

.resolved-card-pill.risk-info {
    border-color: rgba(73, 202, 41, 0.24);
    color: #2d6f1c;
    background: rgba(73, 202, 41, 0.12);
}

.resolved-card-pill.risk-normal {
    border-color: rgba(12, 140, 233, 0.24);
    color: #0c63a8;
    background: rgba(12, 140, 233, 0.12);
}

.resolved-card-meta {
    font-size: 12px;
    color: rgba(0, 0, 0, 0.6);
}

.resolved-card-description {
    margin: 0;
    font-size: 13px;
    color: rgba(0, 0, 0, 0.75);
    line-height: 1.45;
}

.resolved-empty {
    padding: 14px;
    border-radius: 12px;
    text-align: center;
    background: rgba(0, 0, 0, 0.03);
    color: rgba(0, 0, 0, 0.6);
    font-weight: 600;
}

/* Date and time */
.date-time-container {
    position: relative;
    bottom: auto;
    left: auto;
    z-index: auto;
}

.date-time {
    background: rgba(255, 255, 255, 0.95);
    color: black;
    padding: 0 12px;
    height: 48px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.4;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    user-select: none;
    font-family: 'Manrope', sans-serif;
    width: 170px;
    min-width: 170px;
    max-width: 170px;
    justify-content: center;
    box-sizing: border-box;
    -webkit-appearance: none;
    appearance: none;
    margin: 0;
    outline: none;
    flex: 0 0 170px;
}

.date-time:hover {
    background: rgba(255, 255, 255, 1);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

.date-dropdown-arrow {
    font-size: 10px;
    transition: transform 0.3s ease;
}

.date-time-container.active .date-dropdown-arrow {
    transform: rotate(180deg);
}

/* Calendar Picker */
.calendar-picker {
    position: absolute;
    bottom: 60px;
    left: 0;
    background: rgba(255, 255, 255, 0.98);
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    min-width: 320px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.date-time-container.active .calendar-picker {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.calendar-month {
    font-size: 16px;
    font-weight: 600;
    color: black;
}

.calendar-nav-btn {
    background: transparent;
    border: none;
    font-size: 20px;
    cursor: pointer;
    padding: 4px 8px;
    color: black;
    border-radius: 4px;
    transition: background 0.2s ease;
}

.calendar-nav-btn:hover:not(:disabled) {
    background: rgba(0, 0, 0, 0.05);
}

.calendar-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    margin-bottom: 8px;
}

.calendar-weekday {
    text-align: center;
    font-size: 11px;
    font-weight: 600;
    color: rgba(0, 0, 0, 0.6);
    padding: 8px 4px;
}

.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    color: black;
    font-weight: 400;
}

.calendar-day:not(.disabled):not(.selected):hover {
    background: rgba(46, 162, 245, 0.1);
    transform: scale(1.05);
}

.calendar-day.disabled {
    color: rgba(0, 0, 0, 0.2);
    cursor: not-allowed;
}

.calendar-day.selected {
    background: #2EA2F5;
    color: white;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(46, 162, 245, 0.4);
}

.calendar-day.empty {
    cursor: default;
}

/* Pan instruction */
.pan-instruction {
    position: fixed;
    bottom: 80px; /* Closer to the navigation UI */
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 14px;
    font-weight: 400;
    z-index: 1000;
}

/* Minimap toggle button */
.minimap-toggle {
    position: absolute;
    top: 10px;
    right: 15px;
    background: rgba(255, 255, 255, 0.95);
    color: black;
    border: none;
    padding: 10px 14px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 18px;
    font-weight: bold;
    z-index: 1001;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.minimap-toggle:hover {
    background: rgba(255, 255, 255, 1);
    transform: scale(1.1);
}

/* Minimap states */
.minimap-container.minimized {
    width: 240px;
    height: 60px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.95);
}

.minimap-container.minimized .minimap-bg,
.minimap-container.minimized .minimap-svg,
.minimap-container.minimized .minimap-instructions {
    opacity: 0;
    pointer-events: none;
}

.minimap-container.minimized .minimap-title {
    font-size: 12px;
    top: 50%;
    transform: translateY(-50%);
    left: 15px;
}

.minimap-container.minimized .minimap-toggle {
    right: 10px;
}

/* Minimap instructions */
.minimap-instructions {
    position: absolute;
    bottom: 10px;
    left: 10px;
    color: black;
    padding: 6px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-style: italic;
    font-weight: 400;
    z-index: 1001;
    transition: opacity 0.3s ease;
}

/* Mobile optimizations for dropdown and welcome */
@media (max-width: 600px) {
    .welcome-icon {
        margin-bottom: 15px;
    }
    
    .welcome-icon-img {
        width: 102px;
        height: 102px;
    }
    
    .welcome-text {
        font-size: 24px;
        padding: 0 20px;
    }
    
    .welcome-hint {
        font-size: 12px;
        margin-top: 15px;
    }
    
    .connection-error-icon {
        font-size: 47px;
        margin-bottom: 15px;
    }
    
    .connection-error-title {
        font-size: 24px;
        margin-bottom: 12px;
    }
    
    .connection-error-text {
        font-size: 14px;
        margin-bottom: 25px;
    }
    
    .connection-error-retry {
        padding: 10px 28px;
        font-size: 14px;
    }
    
    .floor-dropdown {
        font-size: 12px;
        padding: 6px 28px 6px 14px;
        background-size: 12px;
        background-position: right 10px center;
    }
    
    .minimap-title {
        font-size: 12px;
        gap: 6px;
    }
    
    .minimap-toggle {
        width: 36px;
        height: 36px;
        font-size: 16px;
        padding: 8px 12px;
    }
    
    .minimap-container {
        display: none;
    }
    
    .page-title {
        font-size: 15px;
        padding: 10px 16px;
        top: 15px;
        left: 50%;
        transform: translateX(-50%);
    }
    
    .pan-instruction {
        display: none;
    }
    
    .right-controls {
        display: none;
    }
    
    .date-time-container {
        display: none;
    }
    
    .comments-viewer-container {
        display: none;
    }
    
    .calendar-picker {
        min-width: 280px;
        padding: 12px;
    }
    
    .comments-list-popup {
        min-width: 280px;
        max-width: 320px;
        padding: 12px;
    }
    
    .comment-item-title {
        font-size: 12px;
    }
    
    .calendar-month {
        font-size: 14px;
    }
    
    .calendar-day {
        font-size: 12px;
    }
}

/* Comment System */
.comment-tooltip-2d {
    position: fixed;
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 10px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    pointer-events: none;
    z-index: 1500;
    display: none;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.comment-tooltip-2d.visible {
    display: block;
}

.comment-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1999;
    display: none;
}

.comment-overlay.visible {
    display: block;
}

.comment-popup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #ffffff;
    padding: 22px 24px;
    border-radius: 12px;
    border: 1px solid #e6e8ed;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
    z-index: 2000;
    max-width: 520px;
    min-width: 360px;
    width: calc(100% - 32px);
    display: none;
    flex-direction: column;
    gap: 10px;
    box-sizing: border-box;
    max-height: 82vh;
    overflow: hidden;
}

.comment-popup.visible {
    display: flex;
}

.comment-popup-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.comment-risk-badge {
    display: inline-block;
    background: #0C8CE9;
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0;
}

.comment-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #444;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: all 0.2s ease;
    border-radius: 8px;
    margin-left: auto;
}

.comment-close:hover {
    color: #333;
    background: #f2f2f2;
}

.comment-title {
    font-size: 20px;
    font-weight: 600;
    color: #222;
    margin: 4px 0 6px 0;
}

.comment-description {
    font-size: 14px;
    line-height: 1.6;
    color: #4a4f58;
    margin: 0 0 4px 0;
}

.comment-thread-card {
    border: 1px solid #e6e8ed;
    background: #f9fafb;
    border-radius: 12px;
    padding: 12px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 320px;
    overflow: hidden;
}

.comment-thread-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.comment-thread-title {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.comment-thread-label {
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    color: #1f2937;
}

.comment-thread-subtitle {
    font-size: 12px;
    color: #5a6472;
}

.comment-thread-count {
    font-size: 12px;
    font-weight: 700;
    color: #0C8CE9;
    background: #eef4ff;
    padding: 6px 10px;
    border-radius: 999px;
}

.comment-thread-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 170px;
    overflow-y: auto;
    padding-right: 6px;
    scrollbar-width: thin;
}

.comment-thread-item {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.comment-thread-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #0C8CE9;
    color: white;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

.comment-thread-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    display: block;
}

.comment-thread-body {
    background: #ffffff;
    border: 1px solid #e3e6ed;
    border-radius: 10px;
    padding: 8px 10px;
    width: 100%;
}

.comment-thread-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.comment-thread-author {
    font-size: 13px;
    font-weight: 700;
    color: #1c2734;
}

.comment-thread-time {
    font-size: 12px;
    color: #6b7380;
}

.comment-thread-text {
    font-size: 13px;
    color: #2f3640;
    margin-top: 4px;
}

.comment-thread-empty {
    font-size: 13px;
    color: #6b7380;
    background: #ffffff;
    border: 1px dashed #d5d9e1;
    border-radius: 10px;
    padding: 12px;
    text-align: center;
}

.comment-reply-box {
    border: 1px solid #e6e8ed;
    border-radius: 10px;
    padding: 10px 12px;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.comment-reply-input {
    width: 100%;
    min-height: 70px;
    border: none;
    outline: none;
    background: transparent;
    resize: none;
    font-family: 'Manrope', sans-serif;
    font-size: 14px;
    color: #1c2734;
    white-space: pre-wrap;
}

.comment-reply-input:empty:before {
    content: attr(data-placeholder);
    color: #9aa3b1;
    pointer-events: none;
}

.comment-mention {
    color: #0C8CE9;
    font-weight: 700;
}

.comment-mention-ai {
    color: #5d3fd3;
}

/* Add comment composer */
.add-comment-hint {
    position: fixed;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.82);
    color: white;
    padding: 10px 14px;
    border-radius: 10px;
    font-size: 13px;
    display: none;
    z-index: 1400;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.25);
}

.add-comment-hint.visible {
    display: block;
}

.add-comment-composer {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #ffffff;
    border: 1px solid #e6e8ed;
    border-radius: 14px;
    box-shadow: 0 24px 56px rgba(0, 0, 0, 0.25);
    padding: 18px 18px 16px 18px;
    display: none;
    flex-direction: column;
    gap: 12px;
    width: min(480px, calc(100% - 40px));
    z-index: 1500;
}

.add-comment-header {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.add-comment-title {
    font-size: 16px;
    font-weight: 800;
    color: #111827;
}

.add-comment-subtitle {
    font-size: 12px;
    color: #6b7380;
}

.add-comment-composer.active {
    display: flex;
}

#add-comment-input {
    width: 100%;
    border: 1px solid #d6d9e1;
    border-radius: 10px;
    padding: 13px 14px;
    font-size: 15px;
    font-family: 'Manrope', sans-serif;
    outline: none;
    background: linear-gradient(180deg, #ffffff, #f7f9fc);
}

#add-comment-input:focus,
#add-comment-risk:focus {
    border-color: #0C8CE9;
    box-shadow: 0 0 0 3px rgba(12, 140, 233, 0.15);
}

.add-comment-fields {
    display: flex;
    gap: 10px;
    align-items: center;
}

#add-comment-risk {
    min-width: 130px;
    border: 1px solid #d6d9e1;
    border-radius: 10px;
    padding: 11px 12px;
    font-size: 13px;
    font-weight: 700;
    background: linear-gradient(180deg, #f9fbff, #f1f4f9);
    color: #1c2734;
    outline: none;
}

.add-comment-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.add-comment-cancel,
.add-comment-save {
    border: none;
    border-radius: 8px;
    padding: 10px 16px;
    font-weight: 700;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s ease;
}

.add-comment-cancel {
    background: #f2f4f8;
    color: #4a4f58;
}

.add-comment-cancel:hover {
    background: #e6e8ed;
}

.add-comment-save {
    background: #0C8CE9;
    color: white;
    box-shadow: 0 10px 22px rgba(12, 140, 233, 0.25);
    min-width: 86px;
}

.add-comment-save:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    box-shadow: none;
}

.add-comment-save:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 12px 26px rgba(12, 140, 233, 0.35);
}

body.add-comment-active {
    cursor: crosshair;
}

.comment-reply-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.comment-reply-hint {
    font-size: 12px;
    color: #6b7380;
}

.comment-reply-send {
    background: #0C8CE9;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: none;
    transition: all 0.2s ease;
}

.comment-reply-send:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 8px 18px rgba(12, 140, 233, 0.25);
}

.comment-delete {
    align-self: flex-start;
    background: #fff1f1;
    color: #c0392b;
    border: 1px solid #f2b7b7;
    border-radius: 10px;
    padding: 8px 12px;
    font-weight: 700;
    cursor: pointer;
    display: none;
    transition: all 0.2s ease;
}

.comment-delete:hover {
    background: #ffe3e3;
}

.comment-reply-send:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    box-shadow: none;
}

/* Mobile optimizations for comments */
@media (max-width: 600px) {
    .comment-popup {
        max-width: 90%;
        min-width: 280px;
        padding: 20px 16px;
        max-height: 85vh;
    }
    
    .comment-title {
        font-size: 18px;
    }
    
    .comment-description {
        font-size: 13px;
    }

    .comment-thread-card {
        max-height: 300px;
    }

    .comment-thread-list {
        max-height: 160px;
    }
}