:root {
    /* Midcentury Modern Color Palette */
    --primary-orange: #FF6B35;
    --warm-yellow: #F7931E;
    --mustard-yellow: #FFD23F;
    --coral-pink: #FF8E9B;
    --teal-green: #06FFA5;
    --deep-blue: #118AB2;
    --charcoal: #073B4C;
    --warm-cream: #FFF8F0;
    --subtle-gray: #E8E8E8;
    --light-gray: #F8F9FA;
}

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--charcoal);
    background-color: var(--warm-cream);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--charcoal);
}

.display-4 {
    font-weight: 700;
}

/* Layout */
.min-vh-75 {
    min-height: 75vh;
}

/* Navigation */
.navbar {
    background-color: white !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.navbar-brand {
    font-size: 1.5rem;
    color: var(--charcoal) !important;
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--charcoal) !important;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-orange) !important;
}

/* Buttons */
.btn {
    border-radius: 8px;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    border: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-orange), var(--warm-yellow));
    border: none;
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #e55a2b, #e0821a);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.btn-outline-primary {
    border: 2px solid var(--primary-orange);
    color: var(--primary-orange);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-orange);
    border-color: var(--primary-orange);
    color: white;
}

.btn-warning {
    background: var(--mustard-yellow);
    color: var(--charcoal);
}

.btn-success {
    background: var(--teal-green);
    color: var(--charcoal);
}

/* Cards */
.card {
    border-radius: 12px;
    border: 1px solid var(--subtle-gray);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--warm-cream) 0%, #fff 100%);
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-content .text-primary {
    color: var(--primary-orange) !important;
}

.hero-visual {
    position: relative;
}

.chart-preview {
    position: relative;
    width: 100%;
    max-width: 400px;
    height: 400px;
    margin: 0 auto;
}

/* Features Section */
.features-section {
    background-color: white;
}

.feature-card {
    transition: transform 0.3s ease;
    border-radius: 12px;
}

.feature-card:hover {
    transform: translateY(-8px);
}

.feature-icon i {
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon i {
    transform: scale(1.1);
}

/* Dashboard */
.dashboard-section {
    min-height: 80vh;
}

.chart-container {
    position: relative;
    height: 400px;
    width: 100%;
}

.summary-stat h3 {
    font-size: 2.5rem;
    margin-bottom: 0.25rem;
}

.location-item {
    border: 1px solid var(--subtle-gray);
    transition: all 0.3s ease;
}

.location-item:hover {
    background-color: white !important;
    transform: translateX(4px);
}

.location-color {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Empty State */
.empty-state {
    background: linear-gradient(135deg, var(--light-gray) 0%, white 100%);
    border-radius: 12px;
}

/* Auth Pages */
.auth-section {
    min-height: 80vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--warm-cream) 0%, white 100%);
}

.auth-card .card {
    border: none;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* Forms */
.form-control {
    border-radius: 8px;
    border: 2px solid var(--subtle-gray);
    padding: 0.75rem 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-orange);
    box-shadow: 0 0 0 0.2rem rgba(255, 107, 53, 0.25);
}

.form-label {
    color: var(--charcoal);
    margin-bottom: 0.5rem;
}

/* Alerts */
.alert {
    border-radius: 8px;
    border: none;
}

.alert-warning {
    background: linear-gradient(135deg, var(--mustard-yellow), #ffe066);
    color: var(--charcoal);
}

.alert-info {
    background: linear-gradient(135deg, var(--teal-green), #33ffb3);
    color: var(--charcoal);
}

/* Shared Page */
.shared-page {
    background: linear-gradient(135deg, var(--warm-cream) 0%, white 100%);
}

.shared-header {
    background: white !important;
    border-bottom: 2px solid var(--subtle-gray) !important;
}

.location-detail-card .card {
    border: 1px solid var(--subtle-gray);
    transition: all 0.3s ease;
}

.location-detail-card .card:hover {
    border-color: var(--primary-orange);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.15);
}

.stat-item {
    display: flex;
    align-items: center;
}

.stat-item i {
    width: 16px;
    text-align: center;
}

/* Pricing */
.pricing-section {
    background: linear-gradient(135deg, var(--light-gray) 0%, white 100%);
}

.pricing-card .card {
    border: 2px solid var(--primary-orange);
    position: relative;
    overflow: hidden;
}

.pricing-card .card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-orange), var(--warm-yellow), var(--mustard-yellow));
}

.price-container {
    background: linear-gradient(135deg, var(--warm-cream), white) !important;
    border: 1px solid var(--subtle-gray);
}

/* Footer */
footer {
    background: white !important;
    border-top: 1px solid var(--subtle-gray) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .chart-container {
        height: 300px;
    }
    
    .summary-stat h3 {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
    
    .card-body {
        padding: 1.5rem !important;
    }
}

/* Chart Specific Styles */
canvas {
    max-width: 100%;
    height: auto;
}

/* Custom Text Colors */
.text-primary {
    color: var(--primary-orange) !important;
}

.text-warning {
    color: var(--warm-yellow) !important;
}

.text-success {
    color: var(--teal-green) !important;
}

/* Utility Classes */
.bg-primary {
    background: var(--primary-orange) !important;
}

.bg-warning {
    background: var(--mustard-yellow) !important;
}

.bg-success {
    background: var(--teal-green) !important;
}

.border-subtle {
    border-color: var(--subtle-gray) !important;
}

/* Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-orange);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

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