@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;600;700&family=JetBrains+Mono:wght@400;600;700&display=swap');

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

html, body {
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #0f172a;
    background-image: 
        radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.15) 0px, transparent 50%);
    min-height: 100vh;
    padding: 15px;
    color: #f8fafc;
    overflow-x: hidden;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    width: 100%;
}

header {
    background: rgba(30, 41, 59, 0.5);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: #f8fafc;
    padding: 20px 30px;
    text-align: center;
    position: relative;
}

header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, #6366f1, transparent);
}

header h1 {
    font-size: 2em;
    font-weight: 700;
    margin-bottom: 6px;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #f8fafc 0%, #6366f1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 0.85em;
    color: #94a3b8;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 400;
}

.main-content {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 20px;
    padding: 20px;
    max-height: calc(100vh - 180px);
}

@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
    }
    
    .help-icon::after {
        width: 200px;
        font-size: 0.75rem;
    }
}

.controls-panel {
    background: rgba(30, 41, 59, 0.3);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    height: fit-content;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
    overflow-x: hidden;
}

.controls-panel::-webkit-scrollbar {
    width: 6px;
}

.controls-panel::-webkit-scrollbar-track {
    background: rgba(15, 23, 42, 0.5);
    border-radius: 3px;
}

.controls-panel::-webkit-scrollbar-thumb {
    background: rgba(99, 102, 241, 0.5);
    border-radius: 3px;
}

.controls-panel::-webkit-scrollbar-thumb:hover {
    background: rgba(99, 102, 241, 0.7);
}

.controls-panel::-webkit-scrollbar-horizontal {
    display: none;
}

.controls-panel h2 {
    margin-bottom: 18px;
    color: #f8fafc;
    font-size: 1.1em;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.input-group {
    margin-bottom: 16px;
    overflow: hidden;
}

.input-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    margin-bottom: 6px;
    color: #f8fafc;
    font-size: 0.85em;
    letter-spacing: 0.5px;
    flex-wrap: wrap;
    max-width: 100%;
}

.input-group input {
    width: 100%;
    max-width: 100%;
    padding: 10px 12px;
    background: rgba(15, 23, 42, 0.6);
    border: none;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px 6px 0 0;
    font-size: 0.95em;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    color: #f8fafc;
    transition: all 0.3s ease;
}

.input-group input:focus {
    outline: none;
    border-bottom-color: #6366f1;
    background: rgba(15, 23, 42, 0.8);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.2);
}

.input-group small {
    display: block;
    margin-top: 4px;
    color: #64748b;
    font-size: 0.75em;
    font-family: 'Space Grotesk', sans-serif;
}

.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.4), transparent);
    margin: 20px 0 15px 0;
}

.section-title {
    color: #f8fafc;
    font-size: 1em;
    font-weight: 600;
    margin-bottom: 15px;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.help-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    background: rgba(99, 102, 241, 0.3);
    color: #6366f1;
    border-radius: 50%;
    font-size: 0.7em;
    font-weight: 700;
    cursor: help;
    border: 1px solid rgba(99, 102, 241, 0.5);
    transition: all 0.3s ease;
    position: relative;
    flex-shrink: 0;
}

.help-icon:hover {
    background: rgba(99, 102, 241, 0.5);
    border-color: #6366f1;
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
    transform: scale(1.1);
}

.help-icon::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 50%;
    bottom: calc(100% + 8px);
    transform: translateX(-50%);
    background: rgba(15, 23, 42, 0.98);
    color: #f8fafc;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 400;
    white-space: normal;
    width: 220px;
    max-width: 90vw;
    text-align: left;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    border: 1px solid rgba(99, 102, 241, 0.5);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    z-index: 1000;
    line-height: 1.4;
    font-family: 'Space Grotesk', sans-serif;
    letter-spacing: 0.3px;
}

.help-icon:hover::after {
    opacity: 1;
}

.help-icon::before {
    content: '';
    position: absolute;
    left: 50%;
    bottom: calc(100% + 2px);
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: rgba(15, 23, 42, 0.98);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 1001;
}

.help-icon:hover::before {
    opacity: 1;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    color: #f8fafc;
    gap: 6px;
    flex-wrap: wrap;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin-right: 12px;
    cursor: pointer;
    width: 20px;
    height: 20px;
    accent-color: #6366f1;
}

.checkbox-label span {
    user-select: none;
}

.mode-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 15px;
}

.mode-btn {
    padding: 10px;
    background: rgba(15, 23, 42, 0.6);
    color: #94a3b8;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    font-size: 0.75em;
    font-weight: 600;
    font-family: 'Space Grotesk', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mode-btn:hover {
    background: rgba(15, 23, 42, 0.8);
    border-color: rgba(99, 102, 241, 0.4);
}

.mode-btn.active {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: #f8fafc;
    border-color: #6366f1;
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
}

.btn-primary {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: #f8fafc;
    border: none;
    border-radius: 8px;
    font-size: 0.9em;
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 15px;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 10px 30px rgba(99, 102, 241, 0.4),
        0 0 40px rgba(99, 102, 241, 0.3);
}

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

.results-panel {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
}

.results-panel::-webkit-scrollbar {
    width: 8px;
}

.results-panel::-webkit-scrollbar-track {
    background: rgba(15, 23, 42, 0.5);
    border-radius: 4px;
}

.results-panel::-webkit-scrollbar-thumb {
    background: rgba(99, 102, 241, 0.5);
    border-radius: 4px;
}

.results-panel::-webkit-scrollbar-thumb:hover {
    background: rgba(99, 102, 241, 0.7);
}

.stats-container {
    background: rgba(30, 41, 59, 0.3);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.stats-container h2 {
    margin-bottom: 15px;
    color: #f8fafc;
    font-size: 1.2em;
    font-weight: 600;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 15px;
}

.stat-card {
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(10px);
    padding: 16px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid rgba(99, 102, 241, 0.3);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    border-color: #6366f1;
    box-shadow: 
        0 10px 30px rgba(99, 102, 241, 0.3),
        0 0 60px rgba(99, 102, 241, 0.2);
}

.stat-card.danger {
    border-color: rgba(236, 72, 153, 0.3);
}

.stat-card.danger:hover {
    border-color: #ec4899;
    box-shadow: 
        0 10px 30px rgba(236, 72, 153, 0.3),
        0 0 60px rgba(236, 72, 153, 0.2);
}

.stat-value {
    font-size: 2em;
    font-weight: 700;
    font-family: 'JetBrains Mono', monospace;
    color: #6366f1;
    margin-bottom: 8px;
    text-shadow: 0 0 30px rgba(99, 102, 241, 0.5);
}

.stat-card.danger .stat-value {
    color: #ec4899;
    text-shadow: 0 0 30px rgba(236, 72, 153, 0.5);
}

.stat-label {
    font-size: 0.7em;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.chart-container {
    background: rgba(30, 41, 59, 0.3);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-height: 400px;
    height: calc(100vh - 480px);
}

.heatmap-container {
    background: rgba(30, 41, 59, 0.3);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    min-height: 400px;
    height: calc(100vh - 480px);
    position: relative;
}

.heatmap-tooltip {
    position: absolute;
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid rgba(99, 102, 241, 0.5);
    border-radius: 8px;
    padding: 12px;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s;
    z-index: 1000;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85em;
    color: #f8fafc;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.heatmap-tooltip.visible {
    opacity: 1;
}

.cta-container {
    margin-top: 15px;
    padding: 16px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.cta-container.success {
    background: rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.3);
}

.cta-container.warning {
    background: rgba(236, 72, 153, 0.15);
    border-color: rgba(236, 72, 153, 0.3);
}

.cta-container h3 {
    margin-bottom: 8px;
    font-size: 1.1em;
    font-weight: 700;
    color: #f8fafc;
}

.cta-container p {
    margin-bottom: 12px;
    color: #cbd5e1;
    font-size: 0.9em;
}

.cta-btn {
    display: inline-block;
    padding: 10px 24px;
    background: rgba(255, 255, 255, 0.1);
    color: #f8fafc;
    text-decoration: none;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 0.8em;
    transition: all 0.3s ease;
}

.cta-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

footer {
    background: rgba(15, 23, 42, 0.8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #64748b;
    text-align: center;
    padding: 12px;
    font-size: 0.75em;
    letter-spacing: 0.5px;
}

.loading {
    opacity: 0.5;
    pointer-events: none;
}