/**
 * HIPAA Auditors - Design System V3
 * Premium, state-of-the-art design system
 * 
 * Features:
 * - Vibrant gradient color system
 * - Glassmorphism effects
 * - Premium shadows with colored glows
 * - Fluid animations and micro-interactions
 * - Modern typography with custom fonts
 */

/* ============================================
   CUSTOM FONTS
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
    /* ============================================
       PREMIUM COLOR PALETTE
       ============================================ */
    
    /* Primary - Deep Ocean Blue to Midnight */
    --primary-950: #020617;
    --primary-900: #0c1929;
    --primary-800: #0f2744;
    --primary-700: #13345e;
    --primary-600: #1a4478;
    --primary-500: #2563eb;
    --primary-400: #3b82f6;
    --primary-300: #60a5fa;
    --primary-200: #93c5fd;
    --primary-100: #dbeafe;
    --primary-50: #eff6ff;
    
    /* Accent - Electric Cyan to Teal */
    --accent-900: #083344;
    --accent-800: #0e4d61;
    --accent-700: #0e7490;
    --accent-600: #0891b2;
    --accent-500: #06b6d4;
    --accent-400: #22d3ee;
    --accent-300: #67e8f9;
    --accent-200: #a5f3fc;
    --accent-100: #cffafe;
    --accent-50: #ecfeff;
    
    /* Secondary - Premium Slate */
    --slate-950: #020617;
    --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;
    --slate-50: #f8fafc;
    
    /* Semantic Colors */
    --success-600: #059669;
    --success-500: #10b981;
    --success-400: #34d399;
    --success-50: #ecfdf5;
    
    --warning-600: #d97706;
    --warning-500: #f59e0b;
    --warning-400: #fbbf24;
    --warning-50: #fffbeb;
    
    --error-600: #dc2626;
    --error-500: #ef4444;
    --error-400: #f87171;
    --error-50: #fef2f2;
    
    /* Core Colors */
    --white: #ffffff;
    --black: #000000;
    
    /* ============================================
       PREMIUM GRADIENTS
       ============================================ */
    
    /* Hero Gradients */
    --gradient-hero-primary: linear-gradient(135deg, 
        rgba(15, 39, 68, 0.03) 0%, 
        rgba(6, 182, 212, 0.05) 50%, 
        rgba(37, 99, 235, 0.03) 100%);
    
    --gradient-hero-mesh: 
        radial-gradient(ellipse 80% 50% at 20% -20%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 80% 10%, rgba(37, 99, 235, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse 50% 30% at 10% 60%, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse 40% 30% at 90% 80%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
    
    /* Button Gradients */
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #0891b2 100%);
    --gradient-primary-hover: linear-gradient(135deg, #1d4ed8 0%, #0e7490 100%);
    --gradient-accent: linear-gradient(135deg, #06b6d4 0%, #2563eb 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    
    /* Card Gradients */
    --gradient-glass: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.9) 0%, 
        rgba(255, 255, 255, 0.7) 100%);
    --gradient-glass-dark: linear-gradient(135deg, 
        rgba(15, 23, 42, 0.95) 0%, 
        rgba(30, 41, 59, 0.9) 100%);
    
    /* Border Gradients */
    --gradient-border: linear-gradient(135deg, 
        rgba(6, 182, 212, 0.3) 0%, 
        rgba(37, 99, 235, 0.3) 100%);
    
    /* ============================================
       TYPOGRAPHY
       ============================================ */
    
    --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Fluid Typography Scale */
    --text-xs: clamp(0.75rem, 0.7rem + 0.2vw, 0.8125rem);
    --text-sm: clamp(0.875rem, 0.82rem + 0.25vw, 0.9375rem);
    --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);
    --text-lg: clamp(1.125rem, 1.05rem + 0.35vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.1rem + 0.5vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.3rem + 0.8vw, 1.875rem);
    --text-3xl: clamp(1.875rem, 1.5rem + 1.2vw, 2.5rem);
    --text-4xl: clamp(2.25rem, 1.8rem + 1.8vw, 3.25rem);
    --text-5xl: clamp(2.75rem, 2.2rem + 2.5vw, 4rem);
    --text-6xl: clamp(3.5rem, 2.8rem + 3.5vw, 5rem);
    
    /* Font Weights */
    --font-light: 300;
    --font-regular: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 800;
    
    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.15;
    --leading-snug: 1.3;
    --leading-normal: 1.5;
    --leading-relaxed: 1.65;
    --leading-loose: 1.8;
    
    /* Letter Spacing */
    --tracking-tighter: -0.04em;
    --tracking-tight: -0.02em;
    --tracking-normal: 0;
    --tracking-wide: 0.015em;
    --tracking-wider: 0.03em;
    --tracking-widest: 0.08em;
    
    /* ============================================
       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;
    --space-40: 10rem;
    --space-48: 12rem;
    
    /* ============================================
       PREMIUM SHADOWS
       ============================================ */
    
    /* Layered Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    
    /* Colored Premium Shadows */
    --shadow-primary-sm: 0 4px 14px rgba(37, 99, 235, 0.15);
    --shadow-primary-md: 0 8px 25px rgba(37, 99, 235, 0.2);
    --shadow-primary-lg: 0 15px 40px rgba(37, 99, 235, 0.25);
    
    --shadow-accent-sm: 0 4px 14px rgba(6, 182, 212, 0.15);
    --shadow-accent-md: 0 8px 25px rgba(6, 182, 212, 0.2);
    --shadow-accent-lg: 0 15px 40px rgba(6, 182, 212, 0.25);
    
    /* Glow Effects */
    --glow-primary: 0 0 30px rgba(37, 99, 235, 0.4);
    --glow-accent: 0 0 30px rgba(6, 182, 212, 0.4);
    --glow-success: 0 0 30px rgba(16, 185, 129, 0.4);
    
    /* Card Shadows */
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 6px 16px rgba(0, 0, 0, 0.04);
    --shadow-card-hover: 0 4px 12px rgba(0, 0, 0, 0.06), 0 16px 32px rgba(0, 0, 0, 0.08);
    
    /* ============================================
       BORDER RADIUS
       ============================================ */
    
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.25rem;
    --radius-3xl: 1.5rem;
    --radius-4xl: 2rem;
    --radius-full: 9999px;
    
    /* ============================================
       TRANSITIONS & ANIMATIONS
       ============================================ */
    
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
    
    --duration-fast: 150ms;
    --duration-normal: 250ms;
    --duration-slow: 400ms;
    --duration-slower: 600ms;
    
    --transition-fast: all 150ms var(--ease-smooth);
    --transition-normal: all 250ms var(--ease-smooth);
    --transition-slow: all 400ms var(--ease-smooth);
    --transition-transform: transform 300ms var(--ease-spring);
    --transition-shadow: box-shadow 300ms var(--ease-smooth);
    
    /* ============================================
       Z-INDEX LAYERS
       ============================================ */
    
    --z-base: 0;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-header: 500;
    --z-overlay: 600;
    --z-modal: 700;
    --z-popover: 800;
    --z-tooltip: 900;
    --z-notification: 1000;
    
    /* ============================================
       CONTAINER
       ============================================ */
    
    --container-xs: 480px;
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1200px;
    --container-2xl: 1400px;
}

/* ============================================
   BASE RESET & STYLES
   ============================================ */

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

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

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: var(--font-regular);
    line-height: var(--leading-normal);
    color: var(--slate-900);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Selection Styling */
::selection {
    background: rgba(6, 182, 212, 0.2);
    color: var(--primary-900);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: var(--font-bold);
    line-height: var(--leading-tight);
    color: var(--slate-900);
    letter-spacing: var(--tracking-tight);
}

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

p {
    line-height: var(--leading-relaxed);
    color: var(--slate-600);
}

a {
    color: var(--accent-600);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--primary-600);
}

strong {
    font-weight: var(--font-semibold);
    color: var(--slate-800);
}

/* ============================================
   CONTAINER
   ============================================ */

.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-8);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-12);
    }
}

/* ============================================
   SKIP LINK - ACCESSIBILITY
   ============================================ */

.skip-link {
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-3) var(--space-6);
    background: var(--primary-600);
    color: var(--white);
    border-radius: var(--radius-full);
    font-weight: var(--font-semibold);
    z-index: var(--z-notification);
    transition: var(--transition-normal);
}

.skip-link:focus {
    top: var(--space-4);
    color: var(--white);
}

/* ============================================
   PREMIUM BUTTON STYLES
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    line-height: 1.5;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.btn:hover::before {
    transform: translateX(100%);
}

/* Primary Button */
.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-primary-sm);
}

.btn-primary:hover {
    background: var(--gradient-primary-hover);
    box-shadow: var(--shadow-primary-md);
    transform: translateY(-2px);
    color: var(--white);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Secondary Button */
.btn-secondary {
    background: var(--white);
    color: var(--slate-700);
    border: 1.5px solid var(--slate-200);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--slate-50);
    border-color: var(--slate-300);
    color: var(--slate-900);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* Outline Button */
.btn-outline {
    background: transparent;
    color: var(--primary-600);
    border: 2px solid var(--primary-500);
}

.btn-outline:hover {
    background: rgba(37, 99, 235, 0.05);
    border-color: var(--primary-600);
    color: var(--primary-700);
    transform: translateY(-2px);
}

/* Ghost Button */
.btn-ghost {
    background: transparent;
    color: var(--slate-600);
}

.btn-ghost:hover {
    background: var(--slate-100);
    color: var(--slate-900);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
    border-radius: var(--radius-2xl);
}

.btn-xl {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-lg);
    border-radius: var(--radius-2xl);
}

/* ============================================
   PREMIUM CARD STYLES
   ============================================ */

.card {
    background: var(--white);
    border: 1px solid var(--slate-100);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-card);
    transition: var(--transition-normal);
}

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

/* Glass Card */
.card-glass {
    background: var(--gradient-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

/* Feature Card */
.card-feature {
    position: relative;
    background: var(--white);
    border: 1px solid var(--slate-100);
    border-radius: var(--radius-3xl);
    padding: var(--space-10);
    overflow: hidden;
    transition: var(--transition-slow);
}

.card-feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-normal);
}

.card-feature:hover {
    border-color: transparent;
    box-shadow: var(--shadow-xl), 0 0 0 1px rgba(6, 182, 212, 0.1);
    transform: translateY(-8px);
}

.card-feature:hover::before {
    opacity: 1;
}

/* ============================================
   BADGE STYLES
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
}

.badge-primary {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-600);
}

.badge-accent {
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent-600);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-600);
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(6, 182, 212, 0.5);
    }
}

@keyframes gradient-shift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* Animation Classes */
.animate-fade-in-up {
    animation: fadeInUp 0.6s var(--ease-out-expo) forwards;
}

.animate-fade-in-down {
    animation: fadeInDown 0.6s var(--ease-out-expo) forwards;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s var(--ease-out-expo) forwards;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s var(--ease-out-expo) forwards;
}

.animate-scale-in {
    animation: scaleIn 0.5s var(--ease-spring) forwards;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* Animation Delays */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }
.delay-600 { animation-delay: 600ms; }

/* Scroll Animation Classes */
.scroll-animate {
    opacity: 0;
}

.scroll-animate.animated {
    opacity: 1;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

/* Text Colors */
.text-primary { color: var(--primary-600); }
.text-accent { color: var(--accent-600); }
.text-slate-900 { color: var(--slate-900); }
.text-slate-700 { color: var(--slate-700); }
.text-slate-600 { color: var(--slate-600); }
.text-slate-500 { color: var(--slate-500); }
.text-white { color: var(--white); }

/* Backgrounds */
.bg-white { background-color: var(--white); }
.bg-slate-50 { background-color: var(--slate-50); }
.bg-slate-100 { background-color: var(--slate-100); }
.bg-primary-50 { background-color: var(--primary-50); }
.bg-accent-50 { background-color: var(--accent-50); }

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

/* Gradient Border */
.gradient-border {
    position: relative;
    background: var(--white);
}

.gradient-border::before {
    content: '';
    position: absolute;
    inset: 0;
    padding: 2px;
    background: var(--gradient-primary);
    border-radius: inherit;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

/* Glass Effect */
.glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

/* Flex Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.flex-wrap { flex-wrap: wrap; }

/* Grid */
.grid { display: grid; }

/* Text Alignment */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* Spacing */
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Visibility */
.hidden { display: none !important; }

@media (max-width: 768px) {
    .hidden-mobile { display: none !important; }
}

@media (min-width: 769px) {
    .hidden-desktop { display: none !important; }
}