style.css

:root {
    --bg-color: #0a0a0a;
    --surface-color: #121212;
    --surface-hover: #1e1e1e;
    --text-color: #ededed;
    --text-muted: #a3a3a3;
    --accent-color: #3b82f6;
    --accent-glow: rgba(59, 130, 246, 0.5);
    --error-color: #ef4444;
    --success-color: #22c55e;
    --purple: #8b5cf6;
    --orange: #f59e0b;

    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-sans);
    min-height: 100vh;
    overflow-x: hidden;
}

.hidden {
    display: none !important;
}

.text-accent {
    color: var(--accent-color);
}

.text-muted {
    color: var(--text-muted);
}

.text-glow {
    text-shadow: 0 0 20px var(--accent-glow);
}

.glass {
    background: rgba(18, 18, 18, 0.6);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    z-index: 100;
    background: rgba(10, 10, 10, 0.8);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
}

.logo-icon {
    background: var(--accent-color);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 6px;
    font-size: 0.9rem;
}

.nav-actions {
    display: flex;
    gap: 1rem;
}

.btn-glass {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-color);
    padding: 0.5rem 1rem;
    border-radius: 999px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.btn-glass:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.06) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    border-color: rgba(255, 255, 255, 0.25);
}

.btn-text {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    transition: color 0.3s ease;
}

.btn-text:hover {
    color: var(--text-color);
}

/* Hero Section */
.hero-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 5rem 0;
}

.hero-bg-glow {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: var(--accent-glow);
    filter: blur(150px);
    opacity: 0.2;
    border-radius: 50%;
    z-index: -1;
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
    }

    50% {
        transform: translate(-50%, -50%) scale(1.1);
    }
}

.hero-content {
    text-align: center;
    width: 100%;
    max-width: 1200px;
    padding: 0 2rem;
    z-index: 1;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.1;
    background: linear-gradient(to bottom, #fff, rgba(255, 255, 255, 0.6));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.35rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.feature-card {
    padding: 2rem;
    border-radius: 1rem;
    text-align: left;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.2);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent-color), var(--purple));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Drop Zone */
.drop-zone {
    border-radius: 1rem;
    padding: 3rem;
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px dashed rgba(255, 255, 255, 0.15);
    max-width: 600px;
    margin: 0 auto;
}

.drop-zone:hover,
.drop-zone.drag-over {
    transform: scale(1.02);
    border-color: var(--accent-color);
    box-shadow: 0 0 40px var(--accent-glow);
}

.upload-icon-circle {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.3s ease;
}

.drop-zone:hover .upload-icon-circle {
    background: rgba(59, 130, 246, 0.2);
    transform: scale(1.1);
}

.drop-zone h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.error-message {
    color: var(--error-color);
    margin-top: 1rem;
    padding: 0.75rem;
    background: rgba(239, 68, 68, 0.1);
    border-radius: 0.5rem;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Dashboard */
.dashboard-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 6rem 2rem 2rem 2rem;
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Stats Overview */
.stats-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    padding: 1.5rem;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    animation: slideUp 0.6s ease-out backwards;
}

.stat-card:nth-child(1) {
    animation-delay: 0.1s;
}

.stat-card:nth-child(2) {
    animation-delay: 0.2s;
}

.stat-card:nth-child(3) {
    animation-delay: 0.3s;
}

.stat-card:nth-child(4) {
    animation-delay: 0.4s;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.demand {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.stat-icon.efficiency {
    background: linear-gradient(135deg, #10b981, #059669);
}

.stat-icon.utilization {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.stat-icon.score {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.stat-content {
    flex: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #fff, rgba(255, 255, 255, 0.7));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-unit {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Charts */
.charts-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.chart-card {
    padding: 1rem;
    border-radius: 1rem;
}

.chart-card h3 {
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.chart-card canvas {
    max-height: 200px !important;
}

/* Tables */
.table-section {
    margin-bottom: 3rem;
    border-radius: 1rem;
    padding: 1.5rem;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.table-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), #8b5cf6, var(--accent-color));
    background-size: 200% 100%;
    animation: gradientShift 3s ease infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.table-section:hover::before {
    opacity: 1;
}

@keyframes gradientShift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

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

.section-header h2 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.table-container {
    overflow-x: auto;
}

.scrollable-table {
    max-height: 600px;
    overflow-y: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

tbody tr {
    transition: all 0.2s ease;
}

tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.01);
}

th {
    text-align: left;
    padding: 0.75rem;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.7rem;
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(10px);
}

td {
    padding: 0.75rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    color: var(--text-color);
}

tbody tr:hover {
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.1);
}

tbody tr:hover td {
    border-color: rgba(59, 130, 246, 0.2);
}

tr:last-child td {
    border-bottom: none;
}

/* Week Filters */
.week-filters-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.week-filters-scroll {
    display: flex;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.25rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    max-width: 400px;
    scrollbar-width: none;
}

.week-filters-scroll::-webkit-scrollbar {
    display: none;
}

.btn-icon-sm {
    width: 32px;
    height: 32px;
    border-radius: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
    color: var(--text-color);
    transition: all 0.2s ease;
}

.btn-icon-sm:hover {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.1));
    transform: scale(1.1);
    border-color: var(--accent-color);
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.4);
}

.filter-btn {
    padding: 0.4rem 0.8rem;
    border-radius: 0.25rem;
    border: none;
    background: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.8rem;
    white-space: nowrap;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.filter-btn:hover {
    color: var(--text-color);
    transform: translateY(-1px);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--accent-color), #8b5cf6);
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

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

/* Fullscreen Mode */
.fullscreen-mode {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    max-width: 100vw !important;
    margin: 0 !important;
    border-radius: 0 !important;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.fullscreen-mode .scrollable-table {
    max-height: calc(100vh - 180px);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3.5rem;
    }

    .stats-overview {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    .navbar {
        padding: 0 1rem;
    }

    .logo {
        font-size: 1rem;
    }

    .btn-glass {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .dashboard-container {
        padding: 5rem 1rem 1rem 1rem;
    }

    .stats-overview {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .stat-card {
        padding: 1rem;
    }

    .stat-value {
        font-size: 1.5rem;
    }

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

    .header-actions {
        flex-wrap: wrap;
        width: 100%;
    }

    .week-filters-scroll {
        max-width: 200px;
    }

    table {
        font-size: 0.75rem;
    }

    th,
    td {
        padding: 0.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .drop-zone {
        padding: 2rem 1rem;
    }

    .upload-icon-circle {
        width: 60px;
        height: 60px;
    }

    .drop-zone h3 {
        font-size: 1.2rem;
    }

    .stat-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .stat-label {
        font-size: 0.75rem;
    }

    .stat-value {
        font-size: 1.3rem;
    }

    .chart-card h3 {
        font-size: 0.85rem;
    }

    table {
        font-size: 0.7rem;
    }

    th,
    td {
        padding: 0.4rem;
    }

    .section-header h2 {
        font-size: 1.1rem;
    }

    .btn-glass {
        padding: 0.35rem 0.6rem;
        font-size: 0.8rem;
    }
}