/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* AlexUI Design System Variables - matching Angular app */
:root {
    /* AlexUI Primary Color Palette - Pulse Blue gradient */
    --alex-navy-deep: #0B3A58;
    --alex-pulse-blue-dark: #0B5A8A;
    --alex-pulse-dark: #0B5A8A;
    --alex-pulse-blue: #1570A6;
    --alex-pulse-blue-medium: #1D81BC;
    --alex-pulse-blue-light: #3D9FD4;
    --alex-pulse-blue-lighter: #5BB5E0;
    
    /* Background Colors */
    --alex-bg-page: #F0F7FA;
    --alex-bg-card: #ffffff;
    --alex-bg-white: #ffffff;
    --alex-bg-sidebar: var(--alex-navy-deep);
    --alex-bg-mist: #F0F7FA;
    --alex-bg-ice: #F9FAFB;
    
    /* Surface Colors */
    --alex-surface-ice: #F8FAFC;
    
    /* Text Colors */
    --alex-text-primary: #0B3A58;
    --alex-text-secondary: #6B7280;
    --alex-text-muted: #9CA3AF;
    --alex-text-inverse: #ffffff;
    --alex-navy-muted: #6B7280;
    --alex-grey-cool: #90A4AE;
    
    /* Status Colors */
    --alex-success: #10B981;
    --alex-success-bg: #D1FAE5;
    --alex-warning: #F59E0B;
    --alex-warning-bg: #FEF3C7;
    --alex-error: #EF4444;
    --alex-error-bg: #FEE2E2;
    --alex-info: #3B82F6;
    --alex-info-bg: #DBEAFE;
    --alex-neutral: #6B7280;
    --alex-neutral-bg: #F3F4F6;
    
    /* Border Colors */
    --alex-border-light: #E5E7EB;
    --alex-border-default: #D1D5DB;
    --alex-border-focus: var(--alex-pulse-blue);
    
    /* Shadows */
    --alex-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --alex-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --alex-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Spacing */
    --alex-spacing-2xs: 0.125rem;  /* 2px */
    --alex-spacing-xs: 0.25rem;    /* 4px */
    --alex-spacing-sm: 0.5rem;     /* 8px */
    --alex-spacing-md: 0.75rem;    /* 12px */
    --alex-spacing-lg: 1rem;       /* 16px */
    --alex-spacing-xl: 1.5rem;     /* 24px */
    --alex-spacing-2xl: 2rem;      /* 32px */
    
    /* Border Radius */
    --alex-radius-sm: 0.25rem;     /* 4px */
    --alex-radius-md: 0.5rem;      /* 8px */
    --alex-radius-lg: 0.75rem;     /* 12px */
    --alex-radius-full: 9999px;
    
    /* Typography */
    --alex-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --alex-font-size-xs: 0.8125rem;   /* 13px */
    --alex-font-size-sm: 0.9375rem;   /* 15px */
    --alex-font-size-md: 1.0625rem;   /* 17px */
    --alex-font-size-lg: 1.1875rem;   /* 19px */
    --alex-font-size-xl: 1.3125rem;   /* 21px */
    --alex-font-size-2xl: 1.5625rem;  /* 25px */
    --alex-font-size-3xl: 1.9375rem;  /* 31px */
    
    /* Transitions */
    --alex-transition-fast: 150ms ease;
    --alex-transition-normal: 200ms ease;
    --alex-transition-slow: 300ms ease;
}

body {
    font-family: var(--alex-font-family);
    font-weight: 500;
    font-size: 15px;
    line-height: 1.6;
    color: var(--alex-text-primary);
    background-color: var(--alex-bg-page);
    margin: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: var(--alex-bg-white);
    border-bottom: 1px solid var(--alex-border-light);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--alex-shadow-sm);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--alex-navy-deep);
}

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

.nav-link {
    color: var(--alex-text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--alex-transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--alex-pulse-blue);
}

/* Buttons - AlexUI style */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--alex-spacing-sm);
    font-family: var(--alex-font-family);
    font-weight: 500;
    border-radius: var(--alex-radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--alex-transition-fast);
    white-space: nowrap;
    padding: 0.375rem 1rem;
    font-size: var(--alex-font-size-sm);
    text-decoration: none;
}

.btn:focus {
    outline: 2px solid var(--alex-pulse-blue);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--alex-pulse-blue-medium);
    color: var(--alex-text-inverse);
    border-color: var(--alex-pulse-blue-medium);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--alex-pulse-blue);
    border-color: var(--alex-pulse-blue);
}

.btn-primary:active:not(:disabled) {
    background-color: var(--alex-pulse-blue-dark);
    border-color: var(--alex-pulse-blue-dark);
}

.btn-secondary {
    background-color: transparent;
    color: var(--alex-pulse-blue-medium);
    border-color: var(--alex-pulse-blue-medium);
}

.btn-secondary:hover:not(:disabled) {
    background-color: rgba(29, 129, 188, 0.05);
    border-color: var(--alex-pulse-blue-medium);
}

.btn-secondary:active:not(:disabled) {
    background-color: rgba(29, 129, 188, 0.1);
}

.btn-danger {
    background-color: var(--alex-error);
    color: var(--alex-text-inverse);
    border-color: var(--alex-error);
}

.btn-danger:hover:not(:disabled) {
    background-color: #dc2626;
    border-color: #dc2626;
}

.btn-danger:active:not(:disabled) {
    background-color: #b91c1c;
    border-color: #b91c1c;
}

.btn-large {
    padding: 0.5rem 1.25rem;
    font-size: var(--alex-font-size-md);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--alex-pulse-blue) 0%, var(--alex-navy-deep) 100%);
    color: var(--alex-text-inverse);
    padding: 6rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--alex-text-inverse);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    color: var(--alex-text-inverse);
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Sections */
.features,
.about,
.contact {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--alex-navy-deep);
}

/* Features Grid */
.features {
    background-color: var(--alex-bg-white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--alex-bg-card);
    padding: 2rem;
    border-radius: var(--alex-radius-lg);
    border: 1px solid var(--alex-border-light);
    box-shadow: var(--alex-shadow-sm);
    transition: transform var(--alex-transition-normal);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--alex-shadow-lg);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--alex-navy-deep);
}

.feature-card p {
    color: var(--alex-text-secondary);
    line-height: 1.6;
}

/* About Section */
.about {
    background-color: var(--alex-bg-mist);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--alex-text-secondary);
}

.about-content p {
    margin-bottom: 1.5rem;
}

/* Contact Section */
.contact {
    background-color: var(--alex-bg-white);
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form {
    background-color: var(--alex-bg-card);
    padding: 2rem;
    border-radius: var(--alex-radius-lg);
    border: 1px solid var(--alex-border-light);
    box-shadow: var(--alex-shadow-sm);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--alex-navy-deep);
    font-size: var(--alex-font-size-sm);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--alex-grey-cool);
    border-radius: var(--alex-radius-sm);
    font-size: var(--alex-font-size-sm);
    font-family: inherit;
    color: var(--alex-navy-deep);
    background-color: var(--alex-bg-white);
    transition: border-color var(--alex-transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--alex-pulse-blue);
    box-shadow: 0 0 0 2px rgba(21, 112, 166, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--alex-text-muted);
}

/* Footer */
.footer {
    background-color: var(--alex-navy-deep);
    color: var(--alex-text-inverse);
    padding: 2rem 0;
    text-align: center;
}

.footer-links {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-top: 1rem;
}

.footer-link {
    color: var(--alex-text-inverse);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity var(--alex-transition-fast);
}

.footer-link:hover {
    opacity: 1;
}

/* Cookie Consent */
.cookie-consent {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--alex-navy-deep);
    color: var(--alex-text-inverse);
    padding: 1.5rem;
    box-shadow: var(--alex-shadow-lg);
    z-index: 1000;
    transition: transform var(--alex-transition-slow);
}

.cookie-consent.hidden {
    transform: translateY(100%);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.cookie-content p {
    flex: 1;
    margin: 0;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-actions {
        flex-direction: column;
    }

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

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

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

    .analytics-table {
        font-size: 0.875rem;
    }

    .analytics-table th,
    .analytics-table td {
        padding: 0.5rem;
    }
}