/* ============================================
   DESIGN SYSTEM - Modern Responsive Theme
   ============================================ */

:root {
    /* Brand Colors */
    --color-primary: #667eea;
    --color-primary-dark: #5568d3;
    --color-secondary: #ec4899;
    --color-accent: #f59e0b;
    
    /* Light Theme Colors */
    --color-background: #ffffff;
    --color-surface: #f9fafb;
    --color-surface-hover: #f3f4f6;
    --color-border: #e5e7eb;
    
    /* Text Colors */
    --color-text-primary: #111827;
    --color-text-secondary: #6b7280;
    --color-text-tertiary: #9ca3af;
    
    /* Success/Error */
    --color-success: #10b981;
    --color-error: #ef4444;
    --color-warning: #f59e0b;
    --color-info: #3b82f6;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-surface: linear-gradient(to bottom, #ffffff, #f9fafb);
    
    /* 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);
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
}

/* ============================================
   BASE STYLES
   ============================================ */

* {
    -webkit-tap-highlight-color: transparent;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    background: var(--color-background);
    color: var(--color-text-primary);
    font-family:  'Inter', sans-serif;
    line-height: 1.6;
}

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

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: all 0.2s ease;
}

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

/* ============================================
   LAYOUT COMPONENTS
   ============================================ */

.container-modern {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container-modern {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container-modern {
        padding: 0 2rem;
    }
}

.section {
    padding: 3rem 0;
}

@media (min-width: 768px) {
    .section {
        padding: 5rem 0;
    }
}

@media (min-width: 1024px) {
    .section {
        padding: 7rem 0;
    }
}

/* ============================================
   CARD COMPONENTS
   ============================================ */

.card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: none;
    transform: none;
}

.card-surface {
    background: var(--color-surface);
}

.card-gradient {
    background: var(--gradient-surface);
}

.feature-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 20px 40px -10px rgba(102, 126, 234, 0.2);
    transform: translateY(-4px);
}

.feature-icon {
    width: 4rem;
    height: 4rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: white;
    font-size: 1.5rem;
}

/* ============================================
   BUTTON COMPONENTS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    line-height: 1;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    white-space: nowrap;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: #FF1451;
    color: white;
    transition: all 0.3s;
    border-radius: 0.75rem;
}

.btn-primary:hover {
    background-color: #E00E44;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -10px rgba(255, 20, 81, 0.5);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-primary);
}

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

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

.btn-lg {
    padding: 1.125rem 2.25rem;
    font-size: 1.125rem;
}

.btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

/* ============================================
   FORM COMPONENTS
   ============================================ */

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    color: var(--color-text-primary);
    transition: all 0.2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: 0.875rem;
}

/* ============================================
   BADGE & TAG COMPONENTS
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-primary {
    background: rgba(102, 126, 234, 0.1);
    color: var(--color-primary);
}

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

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.badge-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    padding: 5rem 0;
    background: white;
    overflow: hidden;
    background-image: 
                radial-gradient(circle at 15% 15%, rgba(233, 213, 255, 0.7) 0%, rgba(255, 255, 255, 0) 40%),
                radial-gradient(circle at 85% 15%, rgba(251, 207, 232, 0.7) 0%, rgba(255, 255, 255, 0) 40%);
}

@media (min-width: 768px) {
    .hero {
        padding: 8rem 0;
    }
}

.gradient-text1 {
        background: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    font-family:'Outfit', sans-serif;
    line-height: 1;
    background: black;
    background-clip: text;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 16px;
    color: var(--color-text-secondary);
    max-width: 600px;
    line-height:1.1;
    margin: 0 auto 2rem;
}

/* ============================================
   STATS COMPONENT
   ============================================ */

.stat-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.stat-value {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   PRICING CARDS
   ============================================ */

.pricing-card {
    background: var(--color-background);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 20px 40px -10px rgba(102, 126, 234, 0.2);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--color-primary);
    box-shadow: 0 20px 40px -10px rgba(102, 126, 234, 0.3);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 0.375rem 1rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricing-price {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
    color: var(--color-text-primary);
}

.pricing-price-currency {
    font-size: 1.5rem;
    vertical-align: super;
}

.pricing-price-period {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text-secondary);
}

/* ============================================
   TESTIMONIAL COMPONENT
   ============================================ */

.testimonial {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    border: 1px solid var(--color-border);
}

.testimonial-quote {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.testimonial-quote::before {
    content: '"';
    font-size: 3rem;
    color: var(--color-primary);
    opacity: 0.3;
    line-height: 0;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-avatar {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    padding: 1.4rem 0;
}

.nav-link {
    color: #000000;
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 3rem 0 2rem;
    margin-top: 5rem;
}

.footer-link {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

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

/* ============================================
   UTILITIES
   ============================================ */

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

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

.text-secondary {
    color: #2d2a2a !important;
}

.bg-surface {
    background: var(--color-surface) !important;
}

.shadow-card {
    box-shadow: var(--shadow-md);
}

.shadow-card-hover {
    box-shadow: var(--shadow-xl);
}

/* ============================================
   RESPONSIVE GRIDS
   ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

@media (max-width: 640px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

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

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

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* ============================================
   MOBILE OPTIMIZATIONS
   ============================================ */

@media (max-width: 768px) {
    .hero {
        padding: 3rem 0;
    }
    
    .card {
        padding: var(--spacing-md);
    }
    
    .section {
        padding: 2rem 0;
    }
}

/* ============================================
   TABLE RESPONSIVE
   ============================================ */

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table-responsive table {
    min-width: 600px;
}