/* Unified Design System for Sunlit Website */
/* Based on Agro page design as reference */

/* Color Palette */
:root {
    /* Primary Colors from Agro Page */
    --cream-linen: #FAF7F0;
    --charcoal-slate: #2C3E50;
    --sunlit-terracotta: #E67E22;
    --bamboo-sage: #27AE60;
    --river-stone: #95A5A6;
    --earth-brown: #8B4513;
    --harvest-gold: #F39C12;
    
    /* Additional unified colors */
    --warm-white: #FFFFFF;
    --soft-gray: #ECF0F1;
    --medium-gray: #7F8C8D;
    --deep-charcoal: #34495E;
    --accent-gold: #F1C40F;
    
    /* Typography */
    --font-playfair: 'Playfair Display', serif;
    --font-inter: 'Inter', sans-serif;
    
    /* Spacing */
    --section-padding: 5rem 0;
    --container-padding: 0 1.5rem;
    --element-spacing: 1.5rem;
    --section-spacing: 3rem;
    
    /* Shadows */
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --hover-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-inter);
    background-color: var(--cream-linen);
    color: var(--charcoal-slate);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography System */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-playfair);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.25rem); }
h6 { font-size: clamp(1rem, 1.5vw, 1.125rem); }

p {
    margin-bottom: 1rem;
    color: var(--medium-gray);
    font-size: clamp(0.9rem, 1.2vw, 1rem);
}

/* Container System */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

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

.container-sm {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* Section System */
.section {
    padding: var(--section-padding);
    position: relative;
}

.section-sm {
    padding: 2.5rem 0;
}

.section-lg {
    padding: 7.5rem 0;
}

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

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
    text-align: center;
}

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(44, 62, 80, 0.8), rgba(52, 73, 94, 0.6));
    z-index: 1;
}

.hero-title {
    font-family: var(--font-playfair);
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 800;
    color: var(--warm-white);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: var(--cream-linen);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Button System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    border-radius: 50px;
    font-family: var(--font-inter);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--sunlit-terracotta);
    color: var(--warm-white);
    box-shadow: 0 4px 15px rgba(230, 126, 34, 0.3);
}

.btn-primary:hover {
    background: #D35400;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(230, 126, 34, 0.4);
}

.btn-secondary {
    background: var(--bamboo-sage);
    color: var(--warm-white);
    box-shadow: 0 4px 15px rgba(39, 174, 96, 0.3);
}

.btn-secondary:hover {
    background: #229954;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(39, 174, 96, 0.4);
}

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

.btn-outline:hover {
    background: var(--charcoal-slate);
    color: var(--cream-linen);
    transform: translateY(-2px);
}

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

.btn-outline-light:hover {
    background: var(--warm-white);
    color: var(--charcoal-slate);
    transform: translateY(-2px);
}

/* Card System */
.card {
    background: var(--warm-white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--card-shadow);
    transition: var(--transition-smooth);
    border: 1px solid rgba(149, 165, 166, 0.1);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--hover-shadow);
}

.card-lg {
    padding: 3rem;
}

.card-sm {
    padding: 1.5rem;
}

/* Grid System */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Navigation System */
.nav-height {
    height: 80px;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(250, 247, 240, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(149, 165, 166, 0.1);
    z-index: 1000;
    height: 80px;
}

/* Footer System */
.footer {
    background: var(--charcoal-slate);
    color: var(--cream-linen);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-bottom {
    border-top: 1px solid rgba(149, 165, 166, 0.2);
    padding-top: 2rem;
    text-align: center;
    color: var(--medium-gray);
}

/* Animation System */
.reveal-up {
    opacity: 0;
    transform: translateY(30px);
    animation: revealUp 0.6s ease-out forwards;
}

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

.pulse-glow {
    animation: pulseGlow 2s ease-in-out infinite alternate;
}

@keyframes pulseGlow {
    from {
        box-shadow: 0 0 20px rgba(230, 126, 34, 0.3);
    }
    to {
        box-shadow: 0 0 30px rgba(230, 126, 34, 0.6);
    }
}

/* Gradient System */
.gradient-text {
    background: linear-gradient(135deg, var(--sunlit-terracotta), var(--harvest-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-bg {
    background: linear-gradient(135deg, var(--sunlit-terracotta), var(--harvest-gold));
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 2.5rem; }
.mb-6 { margin-bottom: 3rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 2.5rem; }
.mt-6 { margin-top: 3rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }
.p-5 { padding: 2.5rem; }
.p-6 { padding: 3rem; }

/* Responsive Design */
@media (max-width: 768px) {
    .section {
        padding: 3rem 0;
    }
    
    .hero-section {
        min-height: 80vh;
        padding: 2rem 0;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 2rem 0;
    }
    
    .hero-section {
        min-height: 70vh;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .card {
        padding: 1rem;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--soft-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--medium-gray);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--charcoal-slate);
}

/* Selection Styles */
::selection {
    background: var(--sunlit-terracotta);
    color: var(--warm-white);
}

::-moz-selection {
    background: var(--sunlit-terracotta);
    color: var(--warm-white);
}