/* =========================================================================
   Base Variables (Comfortable Greens & Earth Tones)
   ========================================================================= */
   :root {
    /* Light Mode Palette - Comfortable Greens */
    --color-bg: #f7f9f4; /* Very soft greenish off-white */
    --color-surface: #ffffff;
    --color-primary: #5c7e5a; /* Soothing sage green */
    --color-primary-hover: #4a6648;
    --color-secondary: #8c9b8a; /* Muted greenish grey */
    --color-text-main: #2d372e; /* Dark green/grey for text */
    --color-text-muted: #5b695c;
    --color-border: #e0e8dc;
    --color-accent: #d4a373; /* Earthy warming accent */
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.4);
    --glass-shadow: 0 4px 30px rgba(92, 126, 90, 0.08);

    /* Gradients */
    --gradient-hero: linear-gradient(180deg, rgba(247,249,244,0) 0%, rgba(247,249,244,1) 95%);

    /* Typography */
    --font-sans: 'Outfit', system-ui, -apple-system, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    
    /* Spacing & Utilities */
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 8px;
    --transition-smooth: 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    --transition-fast: 0.2s ease;
}

/* Dark Mode Overrides */
[data-theme="dark"] {
    --color-bg: #1a1e1b; /* Deep forest night black */
    --color-surface: #262c27; /* Dark grayish green */
    --color-primary: #8fae8c; /* Lighter sage for contrast */
    --color-primary-hover: #a3c4a0;
    --color-secondary: #607062;
    --color-text-main: #eaecea;
    --color-text-muted: #a0afa2;
    --color-border: #38423a;
    --color-accent: #e2b485;

    /* Dark Glassmorphism */
    --glass-bg: rgba(38, 44, 39, 0.7);
    --glass-border: rgba(255, 255, 255, 0.05);
    --glass-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);

    --gradient-hero: linear-gradient(180deg, rgba(26,30,27,0) 0%, rgba(26,30,27,1) 95%);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px; /* Accounts for fixed nav */
}

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

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 0.5em;
    color: var(--color-text-main);
}

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

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.section-padding {
    padding: 80px 0;
}

/* =========================================================================
   UI Components & Utilities
   ========================================================================= */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

.tag {
    display: inline-block;
    padding: 4px 12px;
    background-color: rgba(92, 126, 90, 0.1);
    color: var(--color-primary);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}
[data-theme="dark"] .tag { background-color: rgba(143, 174, 140, 0.15); }

/* Buttons */
.cta-button {
    display: inline-block;
    padding: 14px 32px;
    background-color: var(--color-primary);
    color: #ffffff !important;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 15px rgba(92, 126, 90, 0.3);
}

.cta-button:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(92, 126, 90, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(92, 126, 90, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(92, 126, 90, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(92, 126, 90, 0);
    }
}

/* =========================================================================
   Navigation
   ========================================================================= */
.navbar {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 1200px;
    height: 70px;
    border-radius: 35px;
    z-index: 1000;
    display: flex;
    align-items: center;
    transition: all var(--transition-smooth);
}

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

.logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo span {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    gap: 24px;
    align-items: center;
}

.nav-links a {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--color-primary);
}

/* Theme Toggle Button */
.theme-toggle {
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-main);
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.theme-toggle:hover {
    background: var(--color-surface);
}

.theme-toggle .icon {
    position: absolute;
    transition: var(--transition-smooth);
}

.theme-toggle .dark-icon {
    transform: translateY(30px);
    opacity: 0;
}

[data-theme="dark"] .theme-toggle .light-icon {
    transform: translateY(-30px);
    opacity: 0;
}

[data-theme="dark"] .theme-toggle .dark-icon {
    transform: translateY(0);
    opacity: 1;
}

/* =========================================================================
   Hero Section
   ========================================================================= */
.hero {
    position: relative;
    height: 90vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px; /* Offset for nav */
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: -2;
    opacity: 0.8;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40%;
    background: var(--gradient-hero);
    z-index: -1;
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
}

.hero h1 {
    font-size: clamp(3rem, 6vw, 5rem);
    margin-bottom: 20px;
    color: #ffffff;
    text-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: rgba(255,255,255,0.9);
    margin-bottom: 40px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

/* =========================================================================
   Articles Layout
   ========================================================================= */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
}

.section-header p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

/* Featured Post spans full width on tablet/desktop */
@media (min-width: 768px) {
    .post-card.featured {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: 1.2fr 1fr;
        align-items: center;
        gap: 0;
    }
    
    .post-card.featured .post-image {
        height: 100%;
        border-radius: var(--radius-md) 0 0 var(--radius-md);
    }
    
    .post-card.featured .post-content {
        padding: 60px;
    }
    
    .post-card.featured h3 {
        font-size: 2.2rem;
    }
}

.post-card {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.post-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(92, 126, 90, 0.15);
    border-color: var(--color-primary);
}

.post-image {
    width: 100%;
    height: 240px;
    overflow: hidden;
    position: relative;
}

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

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

/* Placeholder backgrounds removed */

.post-content {
    padding: 30px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.post-content h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.post-content p {
    color: var(--color-text-muted);
    margin-bottom: 25px;
    flex-grow: 1;
}

.read-more {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 600;
}

.read-more span {
    transition: transform var(--transition-fast);
}

.post-card:hover .read-more span {
    transform: translateX(5px);
}

/* =========================================================================
   Single Article View (post.html)
   ========================================================================= */
.article-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 140px 20px 80px; /* Top padding clears navbar */
}

.post-header {
    text-align: center;
    margin-bottom: 40px;
}

.post-header h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin: 20px 0;
}

.post-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

.author-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.meta-info {
    text-align: left;
    display: flex;
    flex-direction: column;
}

.meta-info strong {
    color: var(--color-text-main);
}

.meta-info span {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.post-hero-image {
    width: 100%;
    height: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 50px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.post-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-body {
    font-size: 1.15rem;
    line-height: 1.8;
}

.post-body .lead {
    font-size: 1.4rem;
    color: var(--color-text-muted);
    font-family: var(--font-serif);
    margin-bottom: 40px;
}

.post-body h2 {
    font-size: 2rem;
    margin: 50px 0 20px;
    color: var(--color-primary);
}

.post-body p {
    margin-bottom: 25px;
}

.glass-quote {
    margin: 50px 0;
    padding: 40px;
    border-radius: var(--radius-md);
    font-family: var(--font-serif);
    font-size: 1.6rem;
    line-height: 1.5;
    text-align: center;
    color: var(--color-primary);
    position: relative;
}

.glass-quote::before {
    content: '"';
    font-size: 6rem;
    position: absolute;
    top: -20px;
    left: 20px;
    opacity: 0.1;
    color: var(--color-primary);
}

.post-footer {
    margin-top: 60px;
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
    text-align: center;
    font-style: italic;
    color: var(--color-text-muted);
}

/* =========================================================================
   Footer
   ========================================================================= */
.footer {
    border-top: 1px solid var(--glass-border);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    margin-top: 60px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-brand p {
    color: var(--color-text-muted);
    max-width: 300px;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: var(--color-text-muted);
    font-weight: 500;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* =========================================================================
   Animations & Reveals
   ========================================================================= */
.fade-in-up {
    animation: fadeInUp 1s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Reveal classes for JS Intersection Observer */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* Responsive adjustments for delays */
@media (max-width: 768px) {
    .delay-1, .delay-2, .delay-3 {
        transition-delay: 0s;
    }
}

/* =========================================================================
   Mobile Responsiveness
   ========================================================================= */
@media (max-width: 768px) {
    .nav-links a:not(.theme-toggle) {
        display: none; /* simple mobile version */
    }
    
    .section-padding {
        padding: 50px 0;
    }

    .hero-content {
        padding: 0 10px;
    }
    
    .glass-quote {
        padding: 30px 20px;
        font-size: 1.3rem;
    }
    
    .post-hero-image {
        height: 250px;
    }
}

/* =========================================================================
   Filter Menu
   ========================================================================= */
.filter-menu {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    padding: 8px 20px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--font-sans);
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.filter-btn.active {
    background: var(--color-primary);
    color: #ffffff;
    border-color: var(--color-primary);
    box-shadow: 0 4px 15px rgba(92, 126, 90, 0.2);
}

.hidden {
    display: none !important;
}

@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}
.filter-animate {
    animation: fadeInScale 0.4s ease forwards;
}

/* =========================================================================
   Progress Bar & Back To Top
   ========================================================================= */
#progress-bar-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: transparent;
    z-index: 2000;
}

#progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    width: 0%;
    transition: width 0.1s ease;
}

#back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    color: var(--color-primary);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--glass-shadow);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transform: translateY(20px);
    transition: all var(--transition-smooth);
}

#back-to-top.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

#back-to-top:hover {
    background: var(--color-primary);
    color: #ffffff;
    border-color: var(--color-primary);
    box-shadow: 0 8px 25px rgba(92, 126, 90, 0.3);
}

/* =========================================================================
   Cookie Consent Banner
   ========================================================================= */
#cookie-banner {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 3000;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

#cookie-banner.show {
    opacity: 1;
    pointer-events: auto;
}

.cookie-modal {
    max-width: 400px;
    padding: 30px;
    border-radius: var(--radius-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    gap: 15px;
    text-align: center;
    transform: scale(0.9);
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

#cookie-banner.show .cookie-modal {
    transform: scale(1);
}

.cookie-modal h4 {
    font-size: 1.4rem;
    margin-bottom: 0;
    font-family: var(--font-sans);
}

.cookie-modal p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.6;
}

.cookie-modal .cookie-buttons {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}

.cookie-modal .btn-accept {
    background: var(--color-primary);
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    flex: 1;
    transition: var(--transition-fast);
}

.cookie-modal .btn-accept:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(92, 126, 90, 0.3);
}

.cookie-modal .btn-decline {
    background: transparent;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    padding: 10px 20px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.cookie-modal .btn-decline:hover {
    background: var(--color-surface);
    color: var(--color-text-main);
    border-color: var(--color-text-muted);
}