/* Import fonts conform branding guidelines */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&family=Open+Sans:wght@400;600&family=Roboto+Mono:wght@400&display=swap');

/* Reset și stiluri de bază */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Paleta de culori conform branding guidelines */
    --golden-orange: #FFA726;
    --leaf-green: #4CAF50;
    --charcoal: #22302A;
    --light-gray: #F5F7F6;
    --sky: #00B0FF;
    --white: #FFFFFF;
    
    /* Culori secundare pentru gradient și variații */
    --golden-orange-light: #FFB74D;
    --leaf-green-light: #66BB6A;
    --golden-orange-dark: #FF9800;
    --leaf-green-dark: #388E3C;
    
    /* Shadows conform guidelines */
    --card-shadow: 0 2px 8px rgba(34, 48, 42, 0.08);
    --card-shadow-hover: 0 4px 16px rgba(34, 48, 42, 0.12);
    --input-focus-shadow: 0 0 0 2px rgba(255, 167, 38, 0.2);
    
    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    
    /* Typography conform guidelines */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --font-mono: 'Roboto Mono', monospace;
    
    /* Spacing pe baza de 8px */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    
    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    /* Grid max-width în rem (72rem = 1152px) */
    --max-width: 72rem;
}

html {
    scroll-behavior: smooth;
    font-size: 16px; /* Base font size conform guidelines */
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.75;
    color: var(--charcoal);
    overflow-x: hidden;
    background-color: var(--white);
}

/* Container conform grid guidelines - 12 coloane fluid */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    width: 100%;
}

/* Typography conform branding guidelines */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.5px;
    margin-bottom: var(--spacing-sm);
    color: var(--charcoal);
}

h1 { 
    font-size: 48px; 
    line-height: 56px;
    font-weight: 700;
}

h2 { 
    font-size: 36px; 
    line-height: 44px;
    font-weight: 700;
}

h3 { 
    font-size: 28px; 
    line-height: 36px;
    font-weight: 600;
}

h4 { 
    font-size: 20px; 
    line-height: 28px;
    font-weight: 600;
}

/* Body text conform guidelines */
p {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 28px;
    margin-bottom: var(--spacing-sm);
    color: var(--charcoal);
}

/* Captions/Micro text */
.caption, .micro-text {
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 20px;
    font-weight: 600;
}

/* Code/UI text */
.code-text {
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 20px;
}

/* Butoane conform branding guidelines */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    min-height: 48px; /* Pentru accesibilitate */
}

/* Buton primar */
.btn-primary {
    background-color: var(--golden-orange);
    color: var(--white);
    border: none;
}

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

/* Buton secundar */
.btn-secondary {
    background-color: var(--leaf-green);
    color: var(--white);
    border: none;
}

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

/* Buton terțiar */
.btn-tertiary {
    background-color: transparent;
    color: var(--leaf-green);
    border: 2px solid var(--leaf-green);
}

.btn-tertiary:hover {
    background-color: var(--leaf-green);
    color: var(--white);
    transform: translateY(-2px);
}

/* Header conform guidelines - 72px înălțime */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 72px;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    z-index: 1000;
    transition: var(--transition-fast);
    box-shadow: var(--card-shadow);
}

.navbar {
    width: 100%;
    height: 100%;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    display: none; /* Hide the text since it's included in the logo image */
}

.logo-text .grana {
    color: var(--golden-orange);
}

.logo-text .farm {
    color: var(--leaf-green);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    color: var(--charcoal);
    position: relative;
    transition: var(--transition-fast);
    padding: var(--spacing-xs) 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--golden-orange);
    transition: var(--transition-fast);
    border-radius: 1px;
}

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

/* Mobile menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    padding: var(--spacing-xs);
}

.bar {
    width: 24px;
    height: 2px;
    background-color: var(--charcoal);
    transition: var(--transition-fast);
    border-radius: 1px;
}

/* Hero Section cu design profesional îmbunătățit */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #1e3c1e 0%, #2d5a2d 25%, #4CAF50 50%, #66BB6A 75%, #81C784 100%);
    overflow: hidden;
    padding-top: 72px; /* Header height */
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(255, 167, 38, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(76, 175, 80, 0.15) 0%, transparent 50%),
        linear-gradient(135deg, rgba(34, 48, 42, 0.8) 0%, rgba(34, 48, 42, 0.4) 100%);
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(34, 48, 42, 0.2);
    opacity: 0.5;
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    width: 100%;
    padding: var(--spacing-xxl) 0;
}

.hero-title {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.highlight {
    color: var(--white);
    text-shadow: 0 2px 4px rgba(34, 48, 42, 0.3);
}

.hero-subtitle {
    font-size: 18px;
    line-height: 32px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 40px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-xs);
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-arrow {
    font-size: 24px;
    color: var(--white);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-8px); }
    60% { transform: translateY(-4px); }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.section-title {
    color: var(--charcoal);
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--golden-orange);
    border-radius: 2px;
    box-shadow: 0 2px 8px rgba(255, 167, 38, 0.4);
}

.section-subtitle {
    font-size: 18px;
    line-height: 32px;
    color: var(--charcoal);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: var(--spacing-xxl) 0;
    background-color: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
}

.about-text h3 {
    color: var(--charcoal);
    margin-bottom: var(--spacing-md);
}

.about-text p {
    margin-bottom: var(--spacing-md);
    font-size: 16px;
    line-height: 28px;
}

.features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--light-gray);
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--leaf-green);
}

.feature i {
    font-size: 20px;
    color: var(--leaf-green);
    stroke-width: 2px;
}

.about-image {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.image-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background-color: var(--golden-orange);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    font-size: 14px;
}

/* Products Section */
.products {
    padding: var(--spacing-xxl) 0;
    background-color: var(--light-gray);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

/* Card component conform guidelines */
.product-card {
    background-color: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition-fast);
    padding: 0; /* Padding aplicat pe conținut */
}

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

.product-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-medium);
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-badge {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    background-color: var(--golden-orange);
    color: var(--white);
    padding: 4px var(--spacing-sm);
    border-radius: var(--radius-lg);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-content {
    padding: var(--spacing-lg); /* 32px conform guidelines */
}

.product-content h3 {
    color: var(--charcoal);
    margin-bottom: var(--spacing-xs);
    font-size: 20px;
}

.product-content p {
    font-size: 14px;
    line-height: 24px;
    margin-bottom: var(--spacing-sm);
    color: var(--charcoal);
}

.product-price {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--leaf-green);
}

/* Greenhouses Section */
.greenhouses {
    padding: var(--spacing-xxl) 0;
    background-color: var(--white);
}

.greenhouse-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--light-gray);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    box-shadow: var(--card-shadow);
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--leaf-green) 0%, var(--leaf-green-light) 50%, var(--golden-orange) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    position: relative;
    box-shadow: 0 8px 32px rgba(76, 175, 80, 0.3);
}

.feature-icon::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 50%);
    border-radius: 50%;
    z-index: 1;
}

.feature-icon i {
    font-size: 32px;
    color: var(--white);
    stroke-width: 2px;
}

.feature-card h3 {
    color: var(--charcoal);
    margin-bottom: var(--spacing-sm);
    font-size: 20px;
}

.feature-card p {
    font-size: 14px;
    line-height: 24px;
}

/* Contact Section */
.contact {
    padding: var(--spacing-xxl) 0;
    background-color: var(--light-gray);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background-color: var(--leaf-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    color: var(--white);
    font-size: 20px;
}

.contact-details h4 {
    color: var(--charcoal);
    margin-bottom: var(--spacing-xs);
    font-size: 16px;
}

.contact-details p {
    margin: 0;
    font-size: 14px;
    line-height: 24px;
}

/* Contact form conform guidelines */
.contact-form {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

/* Input styling conform guidelines */
.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid rgba(76, 175, 80, 0.6);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 16px; /* Min 16px pentru accesibilitate */
    transition: var(--transition-fast);
    background-color: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--golden-orange);
    box-shadow: var(--input-focus-shadow);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 28px;
}

/* Footer conform guidelines */
.footer {
    background-color: var(--charcoal);
    color: var(--light-gray);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--white);
    font-size: 18px;
}

.footer-section p {
    color: rgba(245, 247, 246, 0.8);
    margin-bottom: var(--spacing-sm);
    font-size: 14px;
    line-height: 24px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
    color: rgba(245, 247, 246, 0.8);
    text-decoration: none;
    transition: var(--transition-fast);
    font-size: 14px;
}

.footer-section ul li a:hover {
    color: var(--golden-orange);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.social-links a {
    width: 40px;
    height: 40px;
    background-color: rgba(245, 247, 246, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light-gray);
    text-decoration: none;
    transition: var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--golden-orange);
    transform: translateY(-2px);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin: 0;
    font-size: 14px;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(245, 247, 246, 0.1);
    color: rgba(245, 247, 246, 0.6);
    font-size: 14px;
}

.footer-logo {
    margin-bottom: var(--spacing-md);
}

.footer-logo-img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.company-details {
    margin: var(--spacing-md) 0;
    padding: var(--spacing-md) 0;
    border-top: 1px solid rgba(245, 247, 246, 0.1);
    border-bottom: 1px solid rgba(245, 247, 246, 0.1);
}

.company-details p {
    margin-bottom: var(--spacing-xs);
    font-size: 14px;
    line-height: 1.5;
    color: rgba(245, 247, 246, 0.8);
}

.company-details p strong {
    color: var(--white);
    font-weight: 600;
}

/* Responsive Design conform guidelines */
@media (max-width: 968px) {
    /* Reducere dimensiuni mobile cu ~28% */
    h1 { font-size: 35px; line-height: 40px; }
    h2 { font-size: 26px; line-height: 32px; }
    h3 { font-size: 20px; line-height: 26px; }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 72px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: var(--transition-fast);
        box-shadow: var(--card-shadow);
        padding: var(--spacing-lg) 0;
        gap: var(--spacing-md);
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .products-grid,
    .greenhouse-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero {
        padding: var(--spacing-xl) 0;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .stat-number {
        font-size: 32px;
    }
}

/* Accesibilitate - contrast minim 4.5:1 conform guidelines */
@media (prefers-reduced-motion: reduce) {
    *, ::before, ::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus states pentru accesibilitate */
.btn:focus,
.nav-link:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--golden-orange);
    outline-offset: 2px;
}