/* 
   Miguel Cordini - Soluciones e Insumos Agropecuarios
   Premium Design System & Global Styles
*/

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

/* --- Root Variables (Design Tokens) --- */
:root {
    /* Colors */
    --color-primary: #273516;        /* Very Deep Olive Green (Derived from Logo Green) */
    --color-primary-light: #547130;  /* Medium Olive Green */
    --color-accent-green: #6b903e;   /* Official Logo Green */
    --color-accent-yellow: #e6b920;  /* Official Logo Yellow */
    --color-accent-yellow-light: #f2c730;
    
    /* Aliases for backwards compatibility with HTML files */
    --color-accent-blue: var(--color-accent-yellow);
    --color-accent-blue-light: var(--color-accent-yellow-light);
    
    --bg-light: #F8F9FC;             /* Clean, Serious Cool Gray-White */
    --bg-white: #FFFFFF;
    --bg-dark: #0F1110;              /* Pure Professional Graphite (No Green Cast) */
    --bg-dark-card: #171918;         /* Serious Dark Card Background */
    
    --text-dark: #0F172A;            /* Professional Slate Navy-Black (High Contrast) */
    --text-light: #F8F9FC;
    --text-muted: #475569;           /* Slate Gray for Serious Typography */
    
    --border-color: #E2E8F0;         /* Slate Light Border */
    --border-organic: #CBD5E1;
    
    /* Layout & Spacing */
    --max-width: 1200px;
    --header-height: 90px;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(26, 38, 30, 0.05);
    --shadow-md: 0 10px 20px rgba(26, 38, 30, 0.08);
    --shadow-lg: 0 20px 40px rgba(26, 38, 30, 0.12);
    --shadow-inset: inset 0 2px 4px rgba(0, 0, 0, 0.06);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    color: var(--text-dark); /* Serious Slate Navy-Black instead of green by default */
    font-weight: 700;
    line-height: 1.25;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    letter-spacing: -0.01em;
    position: relative;
    padding-bottom: 12px;
}

h2.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--color-accent-green);
    border-radius: var(--border-radius-full);
}

h2.section-title.center::after {
    left: 50%;
    transform: translateX(-50%);
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

p {
    margin-bottom: 1rem;
    color: var(--text-dark);
}

p.lead {
    font-size: 1.15rem;
    color: var(--text-muted);
}

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

/* --- Layout Components --- */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
    position: relative;
}

.section-dark {
    background-color: var(--bg-dark);
    color: var(--text-light);
}

.section-dark h1, .section-dark h2, .section-dark h3 {
    color: var(--text-light);
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}

/* --- Navigation Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(107, 144, 62, 0.1);
}

.header.scrolled {
    height: 75px;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo-link {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 70px; /* Larger, more visible logo */
    object-fit: contain;
    transition: var(--transition-normal);
}

.header.scrolled .logo-img {
    height: 55px; /* Shrunk but still visible logo */
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 32px;
}

.nav-link {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-dark); /* Always dark on white background */
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent-yellow);
    transition: var(--transition-normal);
    border-radius: var(--border-radius-full);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover {
    color: var(--color-accent-yellow);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-dark); /* Always dark on white background */
    font-size: 1.8rem;
    cursor: pointer;
    z-index: 1010;
}

/* --- Buttons & CTAs --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--border-radius-full);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    gap: 8px;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent-green), var(--color-primary-light));
    color: var(--bg-white);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 16px rgba(107, 144, 62, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--color-accent-yellow), var(--color-accent-yellow-light));
    color: var(--bg-white);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 16px rgba(230, 187, 25, 0.4);
    color: var(--bg-white);
}

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

.btn-outline:hover {
    background-color: var(--text-light);
    color: var(--color-primary);
    transform: translateY(-3px);
}

.header .btn-outline {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

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

/* --- Hero Banner --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-color: var(--bg-dark);
    padding-top: var(--header-height);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(13, 21, 16, 0.85) 0%, rgba(13, 21, 16, 0.95) 100%);
    z-index: 2;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-content {
    position: relative;
    z-index: 3;
    color: var(--text-light);
    max-width: 700px;
    animation: fadeInUp 0.8s var(--transition-slow);
}

.hero-subtitle {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--color-accent-yellow);
    text-transform: uppercase;
    margin-bottom: 16px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.hero-subtitle::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 2px;
    background-color: var(--color-accent-yellow);
}

.hero-title {
    color: var(--text-light);
    margin-bottom: 24px;
}

.hero-desc {
    font-size: 1.15rem;
    color: rgba(248, 249, 250, 0.85);
    margin-bottom: 40px;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Premium Corporate CTA overrides for Hero section */
.hero .btn-primary {
    background: var(--bg-white);
    color: var(--color-primary);
}

.hero .btn-primary:hover {
    background: var(--color-accent-yellow);
    color: var(--bg-white);
    box-shadow: 0 8px 16px rgba(255, 255, 255, 0.2);
}

.hero .btn-outline {
    border-color: var(--text-light);
    color: var(--text-light);
}

.hero .btn-outline:hover {
    background-color: var(--text-light);
    color: var(--color-primary);
}

/* --- Section Wave/Asymmetric Dividers --- */
.divider-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    transform: rotate(180deg);
}

.divider-bottom svg {
    position: relative;
    display: block;
    width: calc(150% + 1.3px);
    height: 70px;
}

.divider-bottom .shape-fill {
    fill: var(--bg-light);
}

.section-dark .divider-bottom .shape-fill {
    fill: var(--bg-dark);
}

/* --- Cards / Grids (Premium Glassmorphism & Shadow) --- */
.card {
    background-color: var(--bg-white);
    border-radius: var(--border-radius-md);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(107, 144, 62, 0.05);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--color-accent-yellow);
    opacity: 0;
    transition: var(--transition-normal);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(107, 144, 62, 0.15);
}

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

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-md);
    background-color: rgba(230, 185, 32, 0.1);
    color: var(--color-accent-yellow);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 24px;
    transition: var(--transition-normal);
}

.card:hover .card-icon {
    background-color: var(--color-accent-yellow);
    color: var(--bg-white);
}

.card-title {
    margin-bottom: 12px;
    font-size: 1.35rem;
}

.card-text {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- Footer --- */
.footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: 80px 0 24px;
    position: relative;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.2fr 1.3fr;
    gap: 48px;
    margin-bottom: 60px;
}

.footer-brand .logo-img {
    height: 60px;
    margin-bottom: 20px;
    filter: brightness(0) invert(1);
}

.footer-brand p {
    color: rgba(248, 249, 250, 0.7);
    font-size: 0.95rem;
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-btn:hover {
    background-color: var(--color-accent-yellow);
    color: var(--bg-white);
    transform: translateY(-3px);
}

.footer-title {
    color: var(--text-light);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 24px;
    position: relative;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(248, 249, 250, 0.7);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--color-accent-yellow);
    padding-left: 6px;
}

.footer-contact li {
    display: flex;
    gap: 12px;
    color: rgba(248, 249, 250, 0.7);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.footer-contact i {
    color: var(--color-accent-yellow);
    font-size: 1.1rem;
    margin-top: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    color: rgba(248, 249, 250, 0.6);
    font-size: 0.85rem;
}

.footer-bottom p {
    color: inherit;
    margin-bottom: 0;
}

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



/* --- Responsive styles --- */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background-color: var(--bg-dark);
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        padding: 40px;
        transition: var(--transition-normal);
        z-index: 1005;
        box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        color: var(--text-light);
        font-size: 1.25rem;
    }
    
    .header.scrolled .nav-link {
        color: var(--text-light);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero {
        text-align: center;
    }
    
    .hero-subtitle::before {
        display: none;
    }
    
    .hero-ctas {
        justify-content: center;
    }
    

}