/* Ad Spend Calculator specific styles */
.channels-container {
    margin-bottom: 32px;
}

.channels-container h3 {
    margin-bottom: 24px;
    font-size: 18px;
}

.channel-input-group {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
    padding: 16px;
    background: var(--grey);
    border-radius: 2px;
    position: relative;
}

.channel-input-group .remove-channel {
    position: absolute;
    top: 8px;
    right: 8px;
    background: none;
    border: none;
    color: var(--body-display);
    cursor: pointer;
    padding: 4px;
    font-size: 18px;
    line-height: 1;
    opacity: 0.5;
    transition: all 0.3s ease;
}

.channel-input-group .remove-channel:hover {
    opacity: 1;
    color: var(--orange-red);
}

.add-channel-button {
    background: none;
    border: 2px dashed var(--pinstripe);
    padding: 12px;
    width: 100%;
    color: var(--blue-fisagency);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.add-channel-button:hover {
    border-color: var(--blue-fisagency);
    background: rgba(44, 69, 125, 0.05);
}

.channel-results {
    display: grid;
    gap: 16px;
    margin-bottom: 24px;
}

.channel-result-card {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 16px;
    padding: 16px;
    background: var(--grey);
    border-radius: 2px;
    align-items: center;
    transition: transform 0.3s ease;
}

.channel-result-card:hover {
    transform: translateY(-2px);
}

.channel-name {
    font-weight: 500;
}

.metric {
    text-align: right;
    font-size: 14px;
}

.metric-label {
    color: var(--body-display);
    font-size: 12px;
    display: block;
    margin-bottom: 4px;
}

.metric-value {
    font-weight: 500;
    color: var(--black);
}

.optimization-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 8px;
}

.increase {
    background: #22c55e;
}

.decrease {
    background: var(--orange-red);
}

.maintain {
    background: #eab308;
}

/* Info card styles */
.info-card h3 {
    color: #111729;
}

/* Service badge styles */
.service-badge {
    display: inline-flex;
    align-items: center;
    padding: 5px 14px;
    min-width: 85px;
    height: 24px;
    border-radius: 100px;
    transform: translateY(-1px);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-badge.popular {
    background: linear-gradient(135deg, var(--orange-red) 0%, #FF8E53 90%);
    box-shadow: 0 2px 12px rgba(255, 75, 39, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.badge-text {
    font-size: 10.5px;
    font-weight: 600;
    color: white;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    font-family: Poppins, sans-serif;
    opacity: 0.95;
    white-space: nowrap;
    text-align: center;
}

/* Inherit other styles from the main calculator CSS */

/* Add animations and transitions */
.fade-in {
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Enhanced input styling */
.channel-input-group input {
    transition: all 0.3s ease;
}

.channel-input-group input.error {
    border-color: var(--orange-red);
    background-color: rgba(255, 75, 39, 0.05);
}

/* Tooltip styling */
.tooltip-trigger {
    position: relative;
}

.tooltip-trigger::after {
    content: 'ⓘ';
    margin-left: 4px;
    color: var(--blue-fisagency);
    opacity: 0.7;
}

.tooltip-trigger:hover::before {
    content: attr(data-tooltip);
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--black);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    z-index: 10;
}

/* Trend indicators */
.trend-indicator {
    display: inline-flex;
    align-items: center;
    font-size: 12px;
    font-weight: 500;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 8px;
}

.trend-indicator.up {
    background: rgba(34, 197, 94, 0.1);
    color: #22c55e;
}

.trend-indicator.down {
    background: rgba(255, 75, 39, 0.1);
    color: var(--orange-red);
}

/* Responsive improvements */
@media screen and (max-width: 767px) {
    .channel-input-group {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .channel-result-card {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
}

/* Chart styles */
.chart-container {
    background: white;
    padding: 32px;
    border-radius: 2px;
    margin-bottom: 32px;
    border: 1px solid var(--pinstripe);
}

.chart-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 24px;
    text-align: center;
}

.chart-wrapper {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 24px;
    height: 300px;
    align-items: flex-end;
    padding: 20px 0;
    margin-bottom: 24px;
}

.channel-bar {
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.channel-name {
    font-size: 12px;
    color: var(--body-display);
    margin-bottom: 8px;
    text-align: center;
    min-height: 32px;
}

.bar-group {
    display: flex;
    gap: 8px;
    height: 100%;
    align-items: flex-end;
    width: 100%;
}

.bar {
    flex: 1;
    position: relative;
    min-height: 2px;
    transition: height 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.bar.current {
    background: var(--blue-fisagency);
}

.bar.optimized {
    background: var(--orange-red);
}

.bar-value {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 11px;
    color: var(--body-display);
    white-space: nowrap;
}

.chart-legend {
    display: flex;
    justify-content: center;
    gap: 24px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--body-display);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

.legend-color.current {
    background: var(--blue-fisagency);
}

.legend-color.optimized {
    background: var(--orange-red);
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .chart-container {
        background: rgba(255, 255, 255, 0.03);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .chart-title {
        color: white;
    }
}

/* Mobile responsiveness */
@media screen and (max-width: 767px) {
    .chart-wrapper {
        height: 200px;
        gap: 16px;
    }
    
    .chart-legend {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }
}

/* Loading state styles */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(17, 23, 41, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    border-top-color: var(--blue-fisagency);
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
}

.loading-text {
    color: white;
    font-size: 14px;
    font-weight: 500;
}

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

.fade-out {
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* Error message styles */
.error-message {
    background: rgba(255, 75, 39, 0.1);
    color: var(--orange-red);
    padding: 12px 16px;
    border-radius: 2px;
    margin-bottom: 24px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.error-message::before {
    content: '⚠️';
}

/* Enhanced results transitions */
.results-container {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.results-container:not(.hidden) {
    opacity: 1;
    transform: translateY(0);
}

/* Enhance mobile responsiveness */
@media screen and (max-width: 767px) {
    .loading-overlay {
        padding: 0 24px;
        text-align: center;
    }
    
    .loading-spinner {
        width: 32px;
        height: 32px;
    }
}

/* Print styles */
@media print {
    .loading-overlay {
        display: none !important;
    }
    
    .results-container {
        opacity: 1 !important;
        transform: none !important;
    }
}

/* Enhanced Button Styles */
.calculate-button {
    width: 100%;
    background: var(--blue-fisagency);
    color: white;
    border: none;
    padding: 16px 24px;
    border-radius: 2px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    font-family: 'Poppins', sans-serif;
    letter-spacing: 0.2px;
    margin-top: 24px;
}

.calculate-button:hover {
    background: var(--orange-red);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(44, 69, 125, 0.1);
}

.calculate-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(44, 69, 125, 0.1);
}

.calculate-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0) 60%);
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.5s ease-out;
}

.calculate-button:hover::before {
    transform: translate(-50%, -50%) scale(2);
}

/* Loading State */
.calculate-button.loading {
    background: var(--blue-fisagency);
    color: transparent;
    cursor: wait;
    pointer-events: none;
}

.calculate-button.loading::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 24px;
    height: 24px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
    transform: translate(-50%, -50%);
}

/* Disable hover effects when loading */
.calculate-button.loading:hover {
    transform: none;
    box-shadow: none;
}

.calculate-button.loading:hover::before {
    transform: translate(-50%, -50%) scale(0);
}

/* Focus state for better accessibility */
.calculate-button:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(44, 69, 125, 0.3);
}

.calculate-button:focus:not(:focus-visible) {
    box-shadow: none;
}

/* Responsive adjustments */
@media screen and (max-width: 767px) {
    .calculate-button {
        padding: 14px 20px;
        font-size: 14px;
    }
}

/* Button Group Styles */
.button-group {
    display: flex;
    gap: 16px;
    margin-top: 24px;
}

.button-group .calculate-button {
    flex: 3;
    margin-top: 0;
}

.reset-button {
    flex: 1;
    background: white;
    color: var(--blue-fisagency);
    border: 2px solid var(--blue-fisagency);
    padding: 16px 24px;
    border-radius: 2px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: 'Poppins', sans-serif;
    letter-spacing: 0.2px;
}

.reset-button:hover {
    background: rgba(44, 69, 125, 0.05);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(44, 69, 125, 0.1);
}

.reset-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(44, 69, 125, 0.1);
}

.reset-button:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(44, 69, 125, 0.3);
}

.reset-button:focus:not(:focus-visible) {
    box-shadow: none;
}

/* Visualization Styles */
.results-visualization {
    margin-top: 40px;
    padding: 24px;
    border: 1px solid var(--pinstripe);
    border-radius: 2px;
    transition: all 0.5s ease;
    opacity: 1;
}

.results-visualization.hidden {
    display: none;
    opacity: 0;
}

.results-visualization h3 {
    margin-bottom: 24px;
    text-align: center;
}

.visualization-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.visualization-grid .chart-container {
    padding: 16px;
    background: white;
    border-radius: 2px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.visualization-grid .chart-container:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
}

.visualization-grid .chart-container h4 {
    margin-bottom: 16px;
    text-align: center;
    font-size: 16px;
    color: var(--blue-fisagency);
}

.visualization-grid canvas {
    width: 100% !important;
    height: 250px !important;
}

@media screen and (max-width: 767px) {
    .button-group {
        flex-direction: column;
    }
    
    .visualization-grid {
        grid-template-columns: 1fr;
    }
    
    .visualization-grid canvas {
        height: 200px !important;
    }
}