:root {
    --primary-color: #FFD700;
    /* Bright Yellow */
    --primary-dark: #FFC107;
    /* Darker Yellow */
    --accent-color: #1a1a1a;
    /* Dark Grey for cards */
    --bg-color: #000000;
    /* Pure Black Background */
    --text-main: #FFFFFF;
    /* White text */
    --text-muted: #B0B0B0;
    /* Grey text */
    --success-color: #FFD700;
    /* Yellow for success too (monochrome feel) */
    --danger-color: #FF4444;
    /* Red for danger, keep for alerts */
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 16px rgba(0, 0, 0, 0.5);
    --transition-speed: 0.3s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    background-color: var(--bg-color);
    color: var(--text-main);
    overflow-x: hidden;
}

/* Navbar */
.navbar {
    background-color: rgba(0, 0, 0, 0.9) !important;
    border-bottom: 1px solid rgba(255, 215, 0, 0.2);
    backdrop-filter: blur(10px);
}

.navbar-item,
.navbar-link {
    color: var(--text-main) !important;
    transition: color var(--transition-speed);
}

.navbar-item:hover {
    color: var(--primary-color) !important;
    background-color: transparent !important;
}

.navbar-brand .navbar-item {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.navbar-menu {
    background-color: var(--bg-color);
}

/* Hero Section */
.hero {
    background-color: var(--bg-color) !important;
    position: relative;
}

.hero-gradient {
    background: radial-gradient(circle at center, #222200 0%, #000000 70%);
}

.title {
    color: var(--text-main) !important;
}

.subtitle {
    color: var(--text-muted) !important;
}

/* Fuel Cards */
.fuel-card {
    background-color: var(--accent-color);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    height: 100%;
    transition: all var(--transition-speed) ease;
    box-shadow: var(--shadow-sm);
    color: var(--text-main);
}

.fuel-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.15);
}

.card-content {
    background-color: transparent;
}

.media-content .title {
    color: var(--text-main) !important;
}

.media-content .subtitle {
    color: var(--primary-color) !important;
    font-weight: 600;
}

/* Icons */
.icon.is-large {
    color: var(--primary-color);
    background: rgba(255, 215, 0, 0.1);
    border-radius: 12px;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Price Display */
.price-display {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    text-align: center;
}

.price-display .title {
    color: var(--primary-color) !important;
    font-size: 2.5rem !important;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.price-change {
    font-weight: 600;
    padding: 0.5rem;
    border-radius: 6px;
    color: var(--primary-color);
    background: rgba(255, 215, 0, 0.05);
    border: 1px solid rgba(255, 215, 0, 0.1);
    display: inline-block;
}

/* Buttons */
.button.is-primary {
    background-color: var(--primary-color) !important;
    color: #000000 !important;
    font-weight: 700;
    border: none;
    transition: all var(--transition-speed);
}

.button.is-primary:hover {
    background-color: var(--primary-dark) !important;
    transform: scale(1.02);
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.4);
}

.button.is-outlined {
    background-color: transparent !important;
    border: 2px solid var(--primary-color) !important;
    color: var(--primary-color) !important;
}

.button.is-outlined:hover {
    background-color: var(--primary-color) !important;
    color: #000000 !important;
}

/* Sections */
.section {
    padding: 4rem 1.5rem;
}

.has-background-light {
    background-color: #0a0a0a !important;
}

/* Charts Area */
.chart-container {
    background-color: var(--accent-color);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 1.5rem;
}

.tabs {
    margin-bottom: 2rem;
}

.tabs ul {
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.tabs a {
    color: var(--text-muted);
    border-bottom-color: transparent;
    transition: all 0.3s;
}

.tabs a:hover {
    color: var(--primary-color);
    background-color: transparent;
    border-bottom-color: var(--primary-color);
}

.tabs li.is-active a {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background-color: rgba(255, 215, 0, 0.05);
}

/* Stat Boxes */
.stat-box {
    background-color: var(--accent-color);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}

.stat-box .title {
    color: var(--primary-color) !important;
}

.stat-box .heading {
    color: var(--text-muted);
}

/* Info Box */
.info-box {
    background-color: var(--accent-color);
    border: 1px solid var(--primary-color);
    color: var(--text-main);
}

.info-box .title {
    color: var(--primary-color) !important;
}

.fuel-type-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
}

.fuel-type-item .icon {
    color: var(--primary-color) !important;
}

/* Footer */
.footer {
    background-color: #000000 !important;
    color: var(--text-muted) !important;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer strong {
    color: var(--primary-color);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #000000;
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Utility Animations */
@keyframes glow {
    0% {
        box-shadow: 0 0 5px rgba(255, 215, 0, 0.2);
    }

    50% {
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
    }

    100% {
        box-shadow: 0 0 5px rgba(255, 215, 0, 0.2);
    }
}

.glow-effect {
    animation: glow 3s infinite;
}