@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Color Palette */
    --clr-primary: #1A432F; /* Forest Green */
    --clr-primary-light: #2c6348;
    --clr-secondary: #E8E0D5; /* Earth Tone / Sand */
    --clr-accent: #2A5A7B; /* Ocean Blue */
    --clr-bg: #F9F7F3; /* Off-white warm */
    --clr-text: #2C3531; /* Deep charcoal */
    --clr-white: #FFFFFF;
    
    /* Typography */
    --font-main: 'Outfit', sans-serif;
    
    /* Spacing */
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 4rem;
    --space-xxl: 8rem;
    
    /* Effects */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --radius-md: 12px;
    --radius-lg: 24px;
    --radius-full: 9999px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.1;
    font-weight: 700;
    color: var(--clr-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.5rem, 3vw, 2.5rem); }

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: var(--transition);
    background: rgba(249, 247, 243, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(26, 67, 47, 0.05);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--clr-primary);
    letter-spacing: -0.03em;
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
}

.nav-links a {
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

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

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, rgba(232,224,213,0.4) 0%, rgba(26,67,47,0.05) 100%);
}

.hero-content {
    max-width: 800px;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    margin: var(--space-md) 0 var(--space-lg);
    opacity: 0.9;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    gap: 0.5rem;
}

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

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

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

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

/* Cards & Grids */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.card {
    background: var(--clr-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.02);
    display: block;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.card-img-wrapper {
    position: relative;
    padding-top: 75%; /* 4:3 Aspect Ratio */
    overflow: hidden;
}

.card-img-wrapper img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.card-content {
    padding: var(--space-lg);
}

.card-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--clr-secondary);
    color: var(--clr-primary);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.card-subtitle {
    font-size: 0.9rem;
    font-style: italic;
    color: #666;
    margin-bottom: 1rem;
}

.card-desc {
    color: #555;
    font-size: 0.95rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 1rem;
}

.card-read-more {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--clr-primary);
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    transition: var(--transition);
}

.card:hover .card-read-more {
    color: var(--clr-accent);
    gap: 0.5rem;
}

/* Metadata for trails */
.meta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--clr-secondary);
}

.meta-item {
    display: flex;
    flex-direction: column;
}

.meta-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #888;
}

.meta-value {
    font-weight: 600;
    color: var(--clr-primary);
}

/* Footer */
.footer {
    background: var(--clr-primary);
    color: var(--clr-secondary);
    padding: var(--space-xl) 0 var(--space-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-lg);
    border-bottom: 1px solid rgba(232, 224, 213, 0.1);
    padding-bottom: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.footer-brand h3 {
    color: var(--clr-white);
    margin-bottom: 0.5rem;
}

.footer-brand p {
    opacity: 0.8;
}

.footer-links ul {
    display: flex;
    gap: var(--space-md);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    opacity: 0.6;
    font-size: 0.9rem;
}

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

.animate-fade-up {
    animation: fadeUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 0;
}

.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }

/* Loaders */
.loader-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(26, 67, 47, 0.1);
    border-radius: 50%;
    border-top-color: var(--clr-primary);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--space-xl);
    background: var(--clr-white);
    border-radius: var(--radius-lg);
    border: 2px dashed var(--clr-secondary);
    grid-column: 1 / -1;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* In a real app, add a mobile menu */
    }
    
    .section {
        padding: var(--space-xl) 0;
    }
}