/**
 * Ubitto Design System v2.0
 * Updated color palette, typography, and components
 */

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

/* ============================================
   COLOR SYSTEM
   ============================================ */
:root {
    /* Brand Colors - Updated Palette */
    --ubitto-primary: #4B9EFF;
    --ubitto-primary-dark: #2B7FDF;
    --ubitto-primary-light: #6BB0FF;

    --ubitto-secondary: #FFD166;
    --ubitto-secondary-dark: #FFB933;
    --ubitto-secondary-light: #FFE699;

    --ubitto-accent: #073B4C;
    --ubitto-accent-light: #0A5168;

    /* Neutral Colors */
    --ubitto-neutral-light: #F8FAFC;
    --ubitto-neutral-dark: #1E293B;

    /* Grayscale */
    --ubitto-white: #FFFFFF;
    --ubitto-gray-50: #F8FAFC;
    --ubitto-gray-100: #F1F5F9;
    --ubitto-gray-200: #E2E8F0;
    --ubitto-gray-300: #CBD5E1;
    --ubitto-gray-400: #94A3B8;
    --ubitto-gray-500: #64748B;
    --ubitto-gray-600: #475569;
    --ubitto-gray-700: #334155;
    --ubitto-gray-800: #1E293B;
    --ubitto-gray-900: #0F172A;

    /* Typography */
    --ubitto-font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --ubitto-font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing */
    --ubitto-space-1: 0.25rem;
    --ubitto-space-2: 0.5rem;
    --ubitto-space-3: 0.75rem;
    --ubitto-space-4: 1rem;
    --ubitto-space-5: 1.25rem;
    --ubitto-space-6: 1.5rem;
    --ubitto-space-8: 2rem;
    --ubitto-space-10: 2.5rem;
    --ubitto-space-12: 3rem;
    --ubitto-space-16: 4rem;
    --ubitto-space-20: 5rem;

    /* Shadows */
    --ubitto-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --ubitto-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --ubitto-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --ubitto-shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.15);

    /* Border Radius */
    --ubitto-radius-sm: 6px;
    --ubitto-radius-md: 12px;
    --ubitto-radius-lg: 16px;
    --ubitto-radius-xl: 24px;
    --ubitto-radius-full: 9999px;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
.ubitto-heading-1 {
    font-family: var(--ubitto-font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.ubitto-heading-2 {
    font-family: var(--ubitto-font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.ubitto-heading-3 {
    font-family: var(--ubitto-font-heading);
    font-size: 1.75rem;
    font-weight: 600;
    line-height: 1.3;
}

.ubitto-subheading {
    font-family: var(--ubitto-font-body);
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--ubitto-gray-600);
}

.ubitto-body {
    font-family: var(--ubitto-font-body);
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.6;
    color: var(--ubitto-gray-700);
}

/* ============================================
   BUTTONS
   ============================================ */
.ubitto-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--ubitto-font-body);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--ubitto-radius-md);
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    outline: none;
}

.ubitto-btn-primary {
    background-color: var(--ubitto-primary);
    color: var(--ubitto-white);
    box-shadow: var(--ubitto-shadow-md);
}

.ubitto-btn-primary:hover {
    background-color: var(--ubitto-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--ubitto-shadow-lg);
}

.ubitto-btn-secondary {
    background-color: var(--ubitto-secondary);
    color: var(--ubitto-accent);
    box-shadow: var(--ubitto-shadow-md);
}

.ubitto-btn-secondary:hover {
    background-color: var(--ubitto-secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--ubitto-shadow-lg);
}

.ubitto-btn-secondary-outline {
    background-color: transparent;
    color: var(--ubitto-white);
    border: 2px solid var(--ubitto-white);
    box-shadow: none;
}

.ubitto-btn-secondary-outline:hover {
    background-color: var(--ubitto-white);
    color: var(--ubitto-accent);
}

.ubitto-btn-accent {
    background-color: var(--ubitto-accent);
    color: var(--ubitto-white);
    box-shadow: var(--ubitto-shadow-md);
}

.ubitto-btn-accent:hover {
    background-color: var(--ubitto-accent-light);
    transform: translateY(-2px);
    box-shadow: var(--ubitto-shadow-lg);
}

.ubitto-btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.ubitto-btn-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* ============================================
   CARDS
   ============================================ */
.ubitto-card {
    background: var(--ubitto-white);
    border-radius: var(--ubitto-radius-lg);
    padding: var(--ubitto-space-6);
    box-shadow: var(--ubitto-shadow-md);
    transition: all 0.3s ease;
}

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

/* ============================================
   LAYOUT
   ============================================ */
.ubitto-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--ubitto-space-6);
}

.ubitto-section {
    padding: var(--ubitto-space-20) 0;
}

.ubitto-grid {
    display: grid;
    gap: var(--ubitto-space-6);
}

.ubitto-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.ubitto-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.ubitto-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.ubitto-flex {
    display: flex;
}

.ubitto-flex-center {
    justify-content: center;
    align-items: center;
}

.ubitto-gap-2 { gap: var(--ubitto-space-2); }
.ubitto-gap-4 { gap: var(--ubitto-space-4); }
.ubitto-gap-6 { gap: var(--ubitto-space-6); }
.ubitto-gap-8 { gap: var(--ubitto-space-8); }

/* ============================================
   UTILITIES
   ============================================ */
.ubitto-text-center { text-align: center; }
.ubitto-text-left { text-align: left; }
.ubitto-text-right { text-align: right; }

.ubitto-mb-2 { margin-bottom: var(--ubitto-space-2); }
.ubitto-mb-4 { margin-bottom: var(--ubitto-space-4); }
.ubitto-mb-6 { margin-bottom: var(--ubitto-space-6); }
.ubitto-mb-8 { margin-bottom: var(--ubitto-space-8); }

.ubitto-mt-2 { margin-top: var(--ubitto-space-2); }
.ubitto-mt-4 { margin-top: var(--ubitto-space-4); }
.ubitto-mt-6 { margin-top: var(--ubitto-space-6); }
.ubitto-mt-8 { margin-top: var(--ubitto-space-8); }

/* ============================================
   ANIMATIONS
   ============================================ */
.ubitto-animate-fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease-out forwards;
}

.ubitto-delay-1 {
    animation-delay: 0.1s;
}

.ubitto-delay-2 {
    animation-delay: 0.2s;
}

.ubitto-delay-3 {
    animation-delay: 0.3s;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ubitto-scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.ubitto-scroll-animate.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.ubitto-float-y {
    animation: floatY 3s ease-in-out infinite;
}

.ubitto-float-y-delay {
    animation: floatY 4s ease-in-out infinite;
    animation-delay: 0.5s;
}

@keyframes floatY {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .ubitto-heading-1 { font-size: 2.5rem; }
    .ubitto-heading-2 { font-size: 2rem; }
    .ubitto-heading-3 { font-size: 1.5rem; }

    .ubitto-grid-2,
    .ubitto-grid-3,
    .ubitto-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .ubitto-heading-1 { font-size: 2rem; }
    .ubitto-heading-2 { font-size: 1.5rem; }
    .ubitto-heading-3 { font-size: 1.25rem; }

    .ubitto-grid-2,
    .ubitto-grid-3,
    .ubitto-grid-4 {
        grid-template-columns: 1fr;
    }

    .ubitto-container {
        padding: 0 var(--ubitto-space-4);
    }

    .ubitto-section {
        padding: var(--ubitto-space-12) 0;
    }
}