:root {
    /* Premium Color Palette */
    --clr-bg: #09090b; /* Very dark zinc */
    --clr-surface: rgba(24, 24, 27, 0.6); /* Translucent zinc */
    --clr-surface-hover: rgba(39, 39, 42, 0.8);
    --clr-border: rgba(255, 255, 255, 0.1);
    
    /* Vibrant accients */
    --clr-primary: #3b82f6; /* Blue */
    --clr-primary-glow: rgba(59, 130, 246, 0.5);
    --clr-secondary: #8b5cf6; /* Purple */
    --clr-secondary-glow: rgba(139, 92, 246, 0.5);
    
    --clr-text: #f4f4f5;
    --clr-text-muted: #a1a1aa;
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Outfit', sans-serif;
    
    /* Layout Variables */
    --nav-height: 80px;
    --max-width: 1200px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-body);
}

body {
    background-color: var(--clr-bg);
    color: var(--clr-text);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
}

/* Background Effects */
.bg-gradient {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at top right, rgba(59, 130, 246, 0.1) 0%, transparent 40%),
                radial-gradient(circle at bottom left, rgba(139, 92, 246, 0.15) 0%, transparent 40%);
    z-index: -2;
}

.bg-orbs {
    position: fixed;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    animation: float 20s infinite ease-in-out alternate;
}

.orb-1 {
    top: -10%; left: -10%;
    width: 500px; height: 500px;
    background: var(--clr-primary);
}

.orb-2 {
    bottom: -10%; right: -10%;
    width: 600px; height: 600px;
    background: var(--clr-secondary);
    animation-delay: -5s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(100px, 50px) scale(1.2); }
}

/* App Layout */
#app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Navigation - Glassmorphism */
.glass-nav {
    height: var(--nav-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5%;
    background: rgba(9, 9, 11, 0.5);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--clr-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    letter-spacing: -0.05em;
    cursor: pointer;
}

.logo-text {
    background: linear-gradient(135deg, #fff, var(--clr-text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

nav#nav-menu {
    display: flex;
    gap: 10px;
}

.nav-item {
    background: transparent;
    border: none;
    color: var(--clr-text-muted);
    font-size: 1rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.nav-item:hover {
    color: var(--clr-text);
    background: rgba(255,255,255,0.05);
}

.nav-item.active {
    color: var(--clr-text);
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* Mobile Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}
.mobile-menu-toggle span {
    width: 25px; height: 3px;
    background: white;
    border-radius: 3px;
    transition: all 0.3s;
}

/* Main Content */
#main-content {
    flex: 1;
    max-width: var(--max-width);
    margin: 0 auto;
    width: 100%;
    padding: 40px 5%;
    display: flex;
    flex-direction: column;
}

/* Page Transitions */
.fade-in {
    animation: fadeIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Generic UI Components */
h1 {
    font-size: 3rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    background: linear-gradient(to right, #fff, #a1a1aa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
}

p.lead {
    font-size: 1.25rem;
    color: var(--clr-text-muted);
    margin-bottom: 30px;
    line-height: 1.6;
}

/* Glass Card */
.glass-card {
    background: var(--clr-surface);
    border: 1px solid var(--clr-border);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px -10px rgba(0,0,0,0.5);
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255,255,255,0.2);
}

/* Dashboard Layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
}

.weather-hero {
    grid-column: span 12;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 40px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.2));
    border: 1px solid var(--clr-border);
    border-radius: 24px;
    position: relative;
    overflow: hidden;
}

.temp-huge {
    font-size: 6rem;
    font-weight: 800;
    line-height: 1;
    margin: 10px 0;
    text-shadow: 0 10px 30px var(--clr-primary-glow);
}

.weather-desc {
    font-size: 1.5rem;
    font-weight: 500;
    text-transform: capitalize;
    color: var(--clr-text-muted);
}

.weather-location {
    font-size: 2rem;
    font-weight: 700;
}

.stats-grid {
    grid-column: span 12;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--clr-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* About Page */
.about-content {
    max-width: 800px;
    margin: 0 auto;
}
.about-content p {
    color: var(--clr-text-muted);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 20px;
}
.feature-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 40px;
    list-style: none;
}
.feature-item {
    background: var(--clr-surface);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--clr-border);
}

/* Blog List */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
}

.blog-card {
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
    cursor: pointer;
}

.blog-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid var(--clr-border);
    transition: transform 0.5s ease;
}

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

.blog-image-wrapper {
    overflow: hidden;
}

.blog-content {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-date {
    font-size: 0.85rem;
    color: var(--clr-primary);
    font-weight: 600;
    margin-bottom: 10px;
}

.blog-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.3;
}

.blog-excerpt {
    color: var(--clr-text-muted);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 20px;
    flex: 1;
}

.read-more {
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: color 0.3s;
}

.read-more::after {
    content: "→";
    transition: transform 0.3s;
}

.blog-card:hover .read-more {
    color: var(--clr-primary);
}

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

/* Single Blog Post View */
.single-blog {
    max-width: 800px;
    margin: 0 auto;
}

.back-btn {
    background: transparent;
    border: 1px solid var(--clr-border);
    color: var(--clr-text);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 30px;
    transition: all 0.3s;
}
.back-btn:hover {
    background: var(--clr-surface);
    border-color: rgba(255,255,255,0.3);
}

.blog-header {
    margin-bottom: 40px;
}

.blog-header h1 {
    font-size: 2.5rem;
    margin: 10px 0 20px;
    line-height: 1.2;
}

.blog-hero-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 20px;
    margin-bottom: 40px;
    border: 1px solid var(--clr-border);
}

.blog-body-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: #e4e4e7;
    white-space: pre-wrap;
}

.blog-body-text p {
    margin-bottom: 20px;
}

/* Footer */
.glass-footer {
    text-align: center;
    padding: 30px;
    color: var(--clr-text-muted);
    font-size: 0.9rem;
    border-top: 1px solid var(--clr-border);
    background: rgba(9, 9, 11, 0.5);
    margin-top: auto;
}

/* Loading State */
.loader {
    width: 48px;
    height: 48px;
    border: 5px solid var(--clr-surface);
    border-bottom-color: var(--clr-primary);
    border-radius: 50%;
    display: inline-block;
    box-sizing: border-box;
    animation: rotation 1s linear infinite;
    margin: 40px auto;
}

@keyframes rotation {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error-msg {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid rgba(239, 68, 68, 0.3);
    text-align: center;
    grid-column: span 12;
}

/* Responsive */
@media (max-width: 768px) {
    .glass-nav {
        padding: 0 20px;
    }
    nav#nav-menu {
        display: none; /* simple hidden for mobile, in a real app we toggle this */
    }
    .mobile-menu-toggle {
        display: flex;
    }
    h1 {
        font-size: 2.2rem;
    }
    .temp-huge {
        font-size: 4rem;
    }
    .blog-hero-img {
        height: 250px;
    }
}