/* Design System & Premium CSS Stylesheet - Nutri Racema */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Color Palette */
    --primary: #2c5e43;
    --primary-light: #eef5f1;
    --primary-hover: #1f4530;
    --secondary: #bfa57a;
    --secondary-light: #f5f1ea;
    --accent: #d97736;
    
    /* Neutrals */
    --dark: #1a1e1b;
    --dark-muted: #4e5550;
    --light: #fcfbfa;
    --light-bg: #f5f5f4;
    --border: #e2e1df;
    --card-bg: rgba(255, 255, 255, 0.85);

    /* Fonts */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow: 0 4px 20px -2px rgba(44, 94, 67, 0.08), 0 2px 8px -1px rgba(0, 0, 0, 0.04);
    --shadow-hover: 0 20px 25px -5px rgba(44, 94, 67, 0.12), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--dark);
    line-height: 1.25;
}

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

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Utility Containers */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

/* Header & Navigation */
.site-header {
    background-color: rgba(252, 251, 250, 0.9);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo span {
    color: var(--secondary);
}

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

.nav-link {
    font-weight: 500;
    color: var(--dark-muted);
    font-size: 0.95rem;
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

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

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    gap: 8px;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--light);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    color: var(--light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(44, 94, 67, 0.2);
}

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

.btn-secondary:hover {
    background-color: var(--primary);
    color: var(--light);
    transform: translateY(-2px);
}

.btn-accent {
    background-color: var(--secondary);
    color: var(--light);
}

.btn-accent:hover {
    background-color: #af9266;
    color: var(--light);
    transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
    position: relative;
    background: linear-gradient(135deg, var(--primary-light) 0%, #fff 100%);
    padding: 100px 0;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 64px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--dark-muted);
    margin-bottom: 36px;
    max-width: 600px;
}

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

.hero-image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
}

.hero-image-wrapper img {
    width: 100%;
    transform: scale(1.02);
    transition: var(--transition);
}

.hero-image-wrapper:hover img {
    transform: scale(1.05);
}

/* Info Section (Cards) */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 36px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.card:hover::before {
    transform: scaleX(1);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.card-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 24px;
}

.card-title {
    font-size: 1.35rem;
    margin-bottom: 16px;
}

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

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
}

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 12px;
}

.about-content h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--secondary);
}

.about-content p {
    color: var(--dark-muted);
    margin-bottom: 20px;
}

/* Specialties Section */
.spec-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.spec-card {
    background: var(--light-bg);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    border: 1px solid transparent;
    transition: var(--transition);
}

.spec-card:hover {
    border-color: var(--secondary);
    background-color: #fff;
    box-shadow: var(--shadow);
}

.spec-icon {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 16px;
}

/* Blog Cards */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.blog-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.blog-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

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

.blog-card:hover .blog-image img {
    transform: scale(1.06);
}

.blog-meta-tag {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--primary);
    color: var(--light);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: 6px 12px;
    border-radius: 30px;
}

.blog-body {
    padding: 28px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.blog-date {
    font-size: 0.8rem;
    color: var(--dark-muted);
    margin-bottom: 8px;
}

.blog-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
    line-height: 1.35;
}

.blog-excerpt {
    color: var(--dark-muted);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.blog-link {
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

/* Contact Form */
.contact-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 64px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-method {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-method-icon {
    font-size: 1.25rem;
    color: var(--primary);
    background-color: var(--primary-light);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.form-wrapper {
    background: #fff;
    border: 1px solid var(--border);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(44, 94, 67, 0.15);
}

/* Footer */
.site-footer {
    background-color: var(--dark);
    color: #c8ccc9;
    padding: 80px 0 40px 0;
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 48px;
    margin-bottom: 60px;
}

.footer-col h3 {
    color: #fff;
    margin-bottom: 24px;
    font-size: 1.15rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-link {
    color: #c8ccc9;
}

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

.footer-bottom {
    border-top: 1px solid #2e3530;
    padding-top: 40px;
    text-align: center;
    font-size: 0.85rem;
}

/* Article Reading View */
.article-header {
    padding: 60px 0;
    background: var(--primary-light);
    text-align: center;
}

.article-category {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    color: var(--primary);
    letter-spacing: 0.05em;
    margin-bottom: 12px;
    display: block;
}

.article-title {
    font-size: 2.75rem;
    max-width: 800px;
    margin: 0 auto 20px auto;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 24px;
    color: var(--dark-muted);
    font-size: 0.85rem;
}

.article-body-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 48px;
    margin: 60px 0;
}

.article-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

.article-content h3 {
    font-size: 1.75rem;
    margin: 40px 0 20px 0;
}

.article-content p {
    margin-bottom: 24px;
    color: #3b423d;
}

.article-content ul, .article-content ol {
    margin-bottom: 24px;
    padding-left: 24px;
}

.article-content li {
    margin-bottom: 8px;
}

.article-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.toc-widget {
    background: var(--light-bg);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.toc-widget h4 {
    margin-bottom: 16px;
    font-size: 1rem;
    text-transform: uppercase;
}

.toc-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.9rem;
}

/* Admin Dashboard layout */
.admin-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}

.admin-sidebar {
    background-color: var(--dark);
    color: #fff;
    padding: 30px 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.admin-brand {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 40px;
    color: #fff;
}

.admin-nav {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.admin-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    color: #aeb5b0;
    font-weight: 500;
}

.admin-nav-link:hover,
.admin-nav-link.active {
    background-color: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.admin-main {
    background-color: var(--light-bg);
    padding: 40px;
    overflow-y: auto;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.stat-card {
    background: #fff;
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.stat-val {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--primary);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.admin-table th, .admin-table td {
    padding: 16px 24px;
    text-align: left;
}

.admin-table th {
    background-color: var(--light-bg);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
}

.admin-table td {
    border-bottom: 1px solid var(--border);
}

.admin-table tr:last-child td {
    border-bottom: none;
}

.badge {
    display: inline-flex;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
    text-transform: uppercase;
}

.badge-success {
    background-color: #d1fae5;
    color: #065f46;
}

.badge-warning {
    background-color: #fef3c7;
    color: #92400e;
}

/* Responsiveness overrides */
@media (max-width: 992px) {
    .hero-grid, .about-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .admin-layout {
        grid-template-columns: 1fr;
    }
    .admin-sidebar {
        display: none; /* simple hidden for mobile admin demo */
    }
}