/* VPNado Analytics - Dark Theme Stylesheet */

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #141414;
    --bg-tertiary: #1a1a1a;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --accent-blue: #6b7fd7;
    --accent-purple: #8b6fd7;
    --border-color: #2a2a2a;
    --success: #4a9b6b;
    --error: #b84a4a;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 18px;
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Navigation */
.navbar {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-blue);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 0.25rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-blue);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a:hover {
    color: var(--accent-blue);
}

/* Main Content */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Login */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 80vh;
}

.login-box {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 3rem;
    width: 100%;
    max-width: 400px;
}

.login-box h1 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--accent-blue);
    text-align: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
}

.error-message {
    background-color: rgba(184, 74, 74, 0.2);
    border: 1px solid var(--error);
    color: var(--error);
    padding: 0.75rem;
    border-radius: 4px;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background-color: var(--accent-blue);
    color: white;
    width: auto;
    min-width: 200px;
    padding: 0.75rem 1.5rem;
    font-size: 1.1rem;
}

.btn-primary:hover {
    background-color: #5a6fc7;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(107, 127, 215, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-secondary);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn-secondary:active {
    transform: translateY(0);
}

/* Dashboard */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.dashboard-header h1 {
    font-size: 2.5rem;
    color: var(--text-primary);
}

.header-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.date-range-picker {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.date-range-picker label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.date-input {
    padding: 0.5rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.date-input:hover {
    border-color: var(--accent-blue);
    background-color: var(--bg-secondary);
}

.date-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(107, 127, 215, 0.2), 0 4px 8px rgba(107, 127, 215, 0.1);
    background-color: var(--bg-secondary);
    transform: translateY(-1px);
}

.period-select,
select {
    padding: 0.75rem 2.5rem 0.75rem 1rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0a0a0' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.period-select:hover,
select:hover {
    border-color: var(--accent-blue);
    background-color: var(--bg-secondary);
    box-shadow: 0 4px 8px rgba(107, 127, 215, 0.15);
    transform: translateY(-1px);
}

.period-select:focus,
select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(107, 127, 215, 0.2), 0 4px 8px rgba(107, 127, 215, 0.15);
    background-color: var(--bg-secondary);
}

.period-select:active,
select:active {
    transform: translateY(0);
}

/* KPI Cards */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
    align-items: start;
    position: relative;
    transition: gap 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.kpi-grid.drag-active {
    gap: 1.5rem;
}

.kpi-grid.drag-insert-zone {
    gap: 2.5rem;
    transition: gap 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.kpi-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    cursor: grab;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 200px;
    width: 100%;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    touch-action: none;
    align-items: center;
    justify-content: flex-start;
}

.kpi-card[draggable="true"] {
    cursor: grab;
}

.kpi-card[draggable="true"]:active {
    cursor: grabbing;
}

.kpi-card:active {
    cursor: grabbing;
}

.kpi-card.dragging {
    opacity: 0.3;
    cursor: grabbing;
    z-index: 1000;
    transform: scale(0.95);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.kpi-card-drag-ghost {
    position: fixed;
    pointer-events: none;
    z-index: 10000;
    opacity: 0.9;
    transform: rotate(3deg) scale(1.05);
    box-shadow: 0 8px 32px rgba(107, 127, 215, 0.6), 0 0 0 3px var(--accent-blue);
    border: 2px solid var(--accent-blue);
    border-radius: 8px;
    background-color: var(--bg-secondary);
    max-width: 300px;
}

.drag-insert-indicator {
    position: absolute;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-blue);
    border-radius: 2px;
    z-index: 100;
    opacity: 0;
    transition: opacity 0.15s ease;
    pointer-events: none;
    box-shadow: 0 0 8px var(--accent-blue);
}

.drag-insert-indicator.active {
    opacity: 1;
    animation: pulse 1.2s ease-in-out infinite;
}

.drag-placeholder-card {
    background-color: rgba(107, 127, 215, 0.15);
    border: 2px dashed var(--accent-blue);
    border-radius: 8px;
    height: 200px;
    min-height: 200px;
    opacity: 0;
    transition: opacity 0.2s ease-out;
    pointer-events: none;
    animation: placeholderPulse 1.5s ease-in-out infinite;
    width: 100%;
    box-sizing: border-box;
    will-change: opacity;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.drag-placeholder-card.visible {
    opacity: 0.9;
}

@keyframes placeholderPulse {
    0%, 100% {
        border-color: var(--accent-blue);
        opacity: 0.6;
    }
    50% {
        border-color: #8ba3f5;
        opacity: 0.9;
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.6;
        transform: scaleY(1);
    }
    50% {
        opacity: 1;
        transform: scaleY(1.5);
    }
}

.kpi-card.drag-over {
    border: 2px solid var(--accent-blue);
    background-color: rgba(107, 127, 215, 0.15);
    transform: scale(1.02) translateZ(0);
    position: relative;
    transition: transform 0.15s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.15s ease, background-color 0.15s ease;
    will-change: transform;
    pointer-events: none; /* Prevent hover events during drag */
}

.kpi-card.drag-over-bottom {
    border-bottom: 3px solid var(--accent-blue);
}

.drag-placeholder {
    background-color: rgba(107, 127, 215, 0.15);
    border: 2px dashed var(--accent-blue);
    border-radius: 8px;
    height: 200px;
    min-height: 200px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.7;
    animation: placeholderPulse 1.5s ease-in-out infinite;
}

@keyframes placeholderPulse {
    0%, 100% {
        border-color: var(--accent-blue);
        opacity: 0.7;
    }
    50% {
        border-color: #8ba3f5;
        opacity: 1;
    }
}

.kpi-card.drag-target {
    position: relative;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease;
    will-change: transform;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.kpi-grid {
    transition: gap 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}


/* Card shifting is handled by grid automatically, no manual transforms needed */

.kpi-card.expanded {
    overflow: visible;
    cursor: pointer;
    align-items: stretch;
    justify-content: flex-start;
}

.kpi-card > *:not(.kpi-card-detail) {
    flex-shrink: 0;
    width: 100%;
}

.kpi-card > div[style*="margin-bottom"] {
    display: flex;
    justify-content: center;
    width: 100%;
}

.kpi-card:hover:not(.dragging):not(.drag-over) {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    border-color: var(--accent-blue);
}

.kpi-card.expanded {
    grid-column: span 2;
    grid-row: span 1;
    z-index: 10;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
    border-color: var(--accent-blue);
    height: auto;
    min-height: 200px;
}

@media (min-width: 1200px) {
    .kpi-card.expanded.chart-full-width {
        grid-column: 1 / -1;
    }
}

/* Prevent card content from being selected when clicking to toggle */
.kpi-card {
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
}

.kpi-card-detail {
    user-select: text;
    -webkit-user-select: text;
    -moz-user-select: text;
}

.kpi-card-detail {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1), 
                opacity 0.4s ease 0.1s, 
                margin-top 0.4s ease 0.1s,
                padding-top 0.4s ease 0.1s;
    margin-top: 0;
    padding-top: 0;
}

.kpi-card.expanded .kpi-card-detail {
    max-height: 2000px;
    opacity: 1;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    overflow: visible;
}

.kpi-card-toggle-icon {
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: transform 0.3s ease, color 0.3s ease;
}

.kpi-card:hover .kpi-card-toggle-icon {
    color: var(--accent-blue);
}

.kpi-card.expanded .kpi-card-toggle-icon {
    transform: rotate(180deg);
    color: var(--accent-blue);
}

.kpi-label {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    flex-shrink: 0;
    text-align: center;
}

/* Custom tooltip with delay for KPI cards */
.kpi-card[title]:not(.expanded):hover::after {
    content: attr(title);
    position: absolute;
    bottom: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(20, 20, 20, 0.98);
    color: var(--text-primary);
    padding: 0.875rem 1.125rem;
    border-radius: 8px;
    font-size: 0.875rem;
    pointer-events: none;
    z-index: 1000;
    border: 1px solid var(--border-color);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
    opacity: 0;
    animation: tooltipFadeIn 0.3s ease 0.5s forwards;
    max-width: 320px;
    min-width: 200px;
    white-space: normal;
    text-align: left;
    line-height: 1.5;
    word-wrap: break-word;
    font-weight: 400;
}

.kpi-card[title]:not(.expanded):hover::before {
    content: '';
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: rgba(20, 20, 20, 0.98);
    pointer-events: none;
    z-index: 1001;
    opacity: 0;
    animation: tooltipFadeIn 0.3s ease 0.5s forwards;
}

@keyframes tooltipFadeIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.kpi-value {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--accent-blue);
    margin-bottom: 0.25rem;
    transition: color 0.3s ease, transform 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60px;
    text-align: center;
}

.kpi-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    min-height: 20px;
    margin-top: auto;
    text-align: center;
    line-height: 1.3;
    padding: 0 0.5rem;
    white-space: normal;
    word-wrap: break-word;
    flex-shrink: 1;
    max-height: 40px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.kpi-note.positive {
    color: var(--success);
    font-weight: 500;
}

.kpi-note.negative {
    color: var(--error);
    font-weight: 500;
}

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
}

.chart-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.chart-container:hover {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.chart-container.chart-full-width {
    grid-column: 1 / -1;
}

.chart-container h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.chart-container canvas {
    max-height: 300px;
}

/* Ads Page */
.ads-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.ads-header h1 {
    font-size: 2.5rem;
    color: var(--text-primary);
}

.campaigns-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.campaign-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.campaign-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    border-color: var(--accent-blue);
}

.campaign-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1.5rem;
}

.campaign-title {
    font-size: 1.5rem;
    color: var(--accent-blue);
    margin-bottom: 0.5rem;
}

.campaign-meta {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.campaign-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.metric-item {
    background-color: var(--bg-tertiary);
    padding: 1rem;
    border-radius: 4px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.metric-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    background-color: var(--bg-secondary);
}

.metric-label {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.metric-value {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--accent-purple);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.modal-content {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

@keyframes slideUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-header h2 {
    font-size: 1.75rem;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 2rem;
    cursor: pointer;
    padding: 0;
    width: 2rem;
    height: 2rem;
    line-height: 1;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 4px;
}

.modal-close:hover {
    color: var(--text-primary);
    background-color: var(--bg-tertiary);
    transform: rotate(90deg) scale(1.1);
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
}

.form-actions button {
    font-size: 1.1rem;
    padding: 0.75rem 1.5rem;
    min-width: 150px;
}

/* Loading state */
.loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
}

/* Metrics Info Page */
.metrics-info-page {
    width: 100%;
}

.metrics-info-container {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    width: 100%;
}

/* Sticky Navigation Menu */
.metrics-nav {
    position: sticky;
    top: 20px;
    align-self: flex-start;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    min-width: 240px;
    width: 240px;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
    flex-shrink: 0;
    z-index: 10;
    box-sizing: border-box;
}

.metrics-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.metrics-nav-list li {
    margin-bottom: 0.5rem;
}

.metrics-nav-list li:last-child {
    margin-bottom: 0;
}

.metrics-nav .nav-link {
    display: block;
    padding: 0.6rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    line-height: 1.4;
}

.metrics-nav .nav-link:hover {
    background-color: var(--bg-tertiary);
    color: var(--accent-blue);
}

.metrics-nav .nav-link.active {
    background-color: var(--accent-blue);
    color: white;
    font-weight: 500;
}

/* Main Content */
.metrics-content {
    flex: 1;
    min-width: 0;
}

.metrics-content h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.page-description {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.metrics-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.metric-info-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    scroll-margin-top: 100px;
}

.metric-info-card h2 {
    font-size: 1.5rem;
    color: var(--accent-blue);
    margin-bottom: 1rem;
}

.metric-description,
.metric-formula,
.metric-source {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.metric-description strong,
.metric-formula strong,
.metric-source strong {
    color: var(--text-primary);
}

.metric-info-card code {
    background-color: var(--bg-tertiary);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    color: var(--accent-purple);
    font-size: 0.9em;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .metrics-info-container {
        flex-direction: column;
    }
    
    .metrics-nav {
        position: relative;
        top: 0;
        width: 100%;
        min-width: auto;
        max-height: none;
        overflow-y: visible;
    }
    
    .metrics-nav-list {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .metrics-nav-list li {
        margin-bottom: 0;
    }
    
    .metrics-nav .nav-link {
        white-space: nowrap;
        font-size: 0.85rem;
        padding: 0.5rem 0.8rem;
    }
}

@media (max-width: 768px) {
    .metrics-info-page {
        padding: 1rem;
    }
    
    .metrics-nav {
        padding: 1rem;
    }
    
    .metrics-nav .nav-link {
        font-size: 0.8rem;
        padding: 0.4rem 0.6rem;
    }
    
    .metrics-content h1 {
        font-size: 2rem;
    }
    
    .metric-info-card {
        padding: 1.5rem;
    }
}

/* Subscriptions Page */
.subscriptions-page {
    max-width: 1400px;
    margin: 0 auto;
}

.subscriptions-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.subscriptions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.subscription-category-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
}

.subscription-category-card h3 {
    font-size: 1.25rem;
    color: var(--accent-blue);
    margin-bottom: 1rem;
}

.price-section {
    margin-bottom: 0.5rem;
}

.price-row {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.price-row:last-child {
    border-bottom: none;
}

.price-label {
    color: var(--text-secondary);
}

.price-value {
    font-weight: 600;
    color: var(--accent-purple);
}

.stats-row {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.stats-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-blue);
}

/* Ads Page Updates */
.add-campaign-section {
    margin-bottom: 2rem;
}

.referral-code-input {
    width: 100%;
    max-width: 500px;
}

/* Data Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.data-table thead {
    background-color: var(--bg-tertiary);
}

.data-table th {
    padding: 0.75rem 1rem;
    text-align: left;
    color: var(--text-primary);
    font-weight: 600;
    border-bottom: 2px solid var(--border-color);
    font-size: 0.9rem;
}

.data-table td {
    padding: 0.75rem 1rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}

.data-table tbody tr {
    transition: background-color 0.2s ease;
}

.data-table tbody tr:hover {
    background-color: var(--bg-tertiary);
    transform: scale(1.01);
    transition: all 0.2s ease;
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.data-table .loading {
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem;
}

.data-table tbody td strong {
    color: var(--accent-purple);
    font-weight: 600;
}

.data-table tbody td:last-child strong {
    color: var(--accent-blue);
}

#promo-table-container {
    overflow: visible;
    margin-top: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .main-content {
        padding: 1rem;
    }

    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .charts-grid {
        grid-template-columns: 1fr;
    }

    .kpi-grid {
        grid-template-columns: 1fr;
    }

    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }

    .subscriptions-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}