/* ==========================================
   MINESPECS - PREMIUM AI CONSULTING
   Global Styles - Ultra Modern Design System
   ========================================== */

/* Modern CSS Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* CSS Variables - Design System */
:root {
    /* Premium Color Palette */
    --electric-blue: #0066FF;
    --cyber-cyan: #00F0FF;
    --deep-purple: #6B4FFF;
    --neon-pink: #5CAB7D;
    --midnight: #0A0E27;
    --space-black: #050816;
    --slate-900: #0F172A;
    --slate-800: #1E293B;
    --slate-700: #334155;
    --slate-600: #475569;
    --slate-500: #64748B;
    --slate-400: #94A3B8;
    --slate-300: #CBD5E1;
    --slate-200: #E2E8F0;
    --slate-100: #F1F5F9;
    --white: #FFFFFF;
    
    /* Gradient Definitions */
    --gradient-primary: linear-gradient(135deg, #0066FF 0%, #00F0FF 100%);
    --gradient-secondary: linear-gradient(135deg, #6B4FFF 0%, #5CAB7D 100%);
    --gradient-cosmic: linear-gradient(135deg, #0A0E27 0%, #1E1B4B 50%, #312E81 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;
    
    /* Typography Scale */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem;
    --text-7xl: 4.5rem;
    --text-8xl: 6rem;
    
    /* Animation Curves */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out-cubic: cubic-bezier(0.65, 0, 0.35, 1);
    --ease-spring: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 50px rgba(0, 102, 255, 0.5);
    --shadow-glow-pink: 0 0 50px rgba(92, 171, 125, 0.5);
}

/* Base Styles */
html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    color: var(--slate-900);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--white);
}

/* Dark background variant */
body.dark-theme {
    background: var(--space-black);
    color: var(--white);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    line-height: 1.2;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1 { font-size: var(--text-6xl); }
h2 { font-size: var(--text-5xl); }
h3 { font-size: var(--text-4xl); }
h4 { font-size: var(--text-3xl); }
h5 { font-size: var(--text-2xl); }
h6 { font-size: var(--text-xl); }

/* Utility Classes */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 5vw, 4rem);
}

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

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

/* Glass Morphism Effect */
.glass {
    background: rgba(255, 255, 255, 0.1);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.glass-dark {
    background: rgba(10, 14, 39, 0.5);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    border-radius: 12px;
    font-weight: 700;
    font-size: var(--text-base);
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s var(--ease-out-expo);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

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

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 10px 30px rgba(0, 102, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(0, 102, 255, 0.4);
}

.btn-secondary {
    background: var(--gradient-secondary);
    color: var(--white);
    box-shadow: 0 10px 30px rgba(107, 79, 255, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(107, 79, 255, 0.4);
}

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

.btn-outline:hover {
    background: var(--electric-blue);
    color: var(--white);
}

/* Card Styles */
.card {
    background: var(--white);
    border-radius: 24px;
    padding: var(--space-8);
    box-shadow: var(--shadow-lg);
    transition: all 0.4s var(--ease-out-expo);
    border: 1px solid var(--slate-200);
}

.card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-2xl);
}

.card-3d {
    transform-style: preserve-3d;
    perspective: 1000px;
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.8s var(--ease-out-expo);
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

/* Scroll Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s var(--ease-out-expo);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Typography */
@media (max-width: 768px) {
    h1 { font-size: var(--text-4xl); }
    h2 { font-size: var(--text-3xl); }
    h3 { font-size: var(--text-2xl); }
    h4 { font-size: var(--text-xl); }
}

/* Selection Colors */
::selection {
    background: var(--electric-blue);
    color: var(--white);
}

::-moz-selection {
    background: var(--electric-blue);
    color: var(--white);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--slate-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--electric-blue);
}