/* ELECTROVIGIA - Combined CSS for immediate loading */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* CSS Custom Properties (Design Tokens) */
:root {
    /* Colors - Starlink Inspired Palette */
    --color-black: #000000;
    --color-black-light: #0a0a0a;
    --color-gray-900: #1a1a1a;
    --color-gray-800: #2a2a2a;
    --color-gray-700: #333333;
    --color-gray-600: #4a4a4a;
    --color-gray-500: #666666;
    --color-gray-400: #999999;
    --color-gray-300: #b0b0b0;
    --color-gray-200: #e0e0e0;
    --color-gray-100: #f5f5f5;
    --color-white: #ffffff;
    
    /* Accent Colors */
    --color-primary: #0099ff;
    --color-primary-dark: #0077cc;
    --color-primary-light: #33aaff;
    --color-secondary: #00ffaa;
    --color-secondary-dark: #00cc88;
    --color-warning: #ffaa00;
    --color-error: #ff4444;
    --color-success: #00ff88;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0099ff, #00ffaa);
    
    /* Typography */
    --font-family-primary: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    
    /* Z-Index */
    --z-fixed: 1030;
    --z-modal: 1050;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-primary);
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-white);
    background-color: var(--color-black);
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(0, 153, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(0, 255, 170, 0.05) 0%, transparent 50%);
    background-attachment: fixed;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.025em;
    margin-bottom: var(--space-4);
    color: var(--color-white);
}

h1 { font-size: 3rem; font-weight: 800; }
h2 { font-size: 2.25rem; font-weight: 700; }
h3 { font-size: 1.875rem; font-weight: 700; }

@media (max-width: 768px) {
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.875rem; }
    h3 { font-size: 1.5rem; }
}

p {
    margin-bottom: var(--space-4);
    color: var(--color-gray-200);
    line-height: 1.6;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-light);
}

/* Layout */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-4);
    }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: var(--z-fixed);
    transition: all var(--transition-normal);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
    max-width: 1400px;
    margin: 0 auto;
    padding-left: var(--space-6);
    padding-right: var(--space-6);
}

.nav-logo {
    display: flex;
    align-items: center;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-white);
    z-index: 1000;
    position: relative;
}

.nav-logo a {
    display: flex;
    align-items: center;
    color: var(--color-white);
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.logo-img {
    height: 32px;
    width: auto;
    margin-right: var(--space-2);
}

.logo-text {
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-list {
    display: flex;
    align-items: center;
    list-style: none;
    gap: var(--space-6);
}

.nav-link {
    display: flex;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    color: var(--color-gray-200);
    font-weight: 500;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all var(--transition-fast);
    border-radius: var(--radius-md);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.05);
    text-decoration: none;
}

/* Mobile Navigation */
.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-md);
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--color-white);
    margin: 2px 0;
    transition: all var(--transition-normal);
}

@media (max-width: 1024px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transform: translateX(100%);
        transition: transform var(--transition-normal);
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--space-6);
        text-align: center;
    }
    
    .nav-link {
        font-size: 1.125rem;
        padding: var(--space-4) var(--space-6);
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: 0 0 20px rgba(0, 153, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 0 30px rgba(0, 153, 255, 0.4);
    text-decoration: none;
    color: var(--color-white);
}

.btn-secondary {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-white);
    transform: translateY(-2px);
    text-decoration: none;
    color: var(--color-white);
}

/* Page Loader */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-black);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.page-loader.loaded {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.loader-logo img {
    width: 64px;
    height: auto;
    margin-bottom: var(--space-4);
    opacity: 0.8;
}

.loader-spinner {
    width: 40px;
    height: 40px;
    border: 2px solid var(--color-gray-800);
    border-top: 2px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.5) 50%, rgba(0, 0, 0, 0.8) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-16);
    align-items: center;
    min-height: 70vh;
}

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--space-8);
        text-align: center;
        padding: var(--space-8) var(--space-4);
    }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    letter-spacing: -0.02em;
}

.hero-highlight {
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-200);
    line-height: 1.6;
    margin-bottom: var(--space-8);
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    align-items: center;
}

@media (max-width: 768px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.hidden { display: none; }

/* Responsive */
@media (max-width: 768px) {
    .nav-container {
        padding-left: var(--space-4);
        padding-right: var(--space-4);
    }
}

/* Loading Animation */
.spinner {
    animation: spin 1s linear infinite;
}

/* Basic Error Styles */
.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-8);
}

.error-content h1 {
    font-size: 6rem;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--space-4);
}

.error-content p {
    font-size: 1.25rem;
    margin-bottom: var(--space-8);
}

/* Footer Basic Styles */
.footer {
    background: var(--color-gray-900);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-20) 0 var(--space-8);
    margin-top: var(--space-20);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

.footer-section h4 {
    color: var(--color-white);
    margin-bottom: var(--space-6);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-2);
}

.footer-links a {
    color: var(--color-gray-300);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: var(--color-gray-400);
    font-size: 0.875rem;
}

/* Print Styles */
@media print {
    .navbar,
    .page-loader,
    .footer {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
}