:root {
    --bg-color: #0B0E11;
    --nav-bg: #0B0E11;
    --primary-color: #0052FF;
    --text-color: #FFFFFF;
    --text-muted: #848E9C;
    --border-color: #2B3139;
    --card-bg: #1E2329;
    --danger-color: #F6465D;
    --success-color: #0ECB81;
    --gold-color: #F0B90B;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.5;
}

.navbar {
    background-color: var(--nav-bg);
    padding: 0 1.5rem;
    height: 64px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
    display: flex;
    align-items: center;
}

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

.nav-link-icon {
    margin-right: 6px;
    font-size: 16px;
}

/* Colorful Menu Icons */
.fa-home { color: #5d5dff; }
.fa-chart-line { color: #00e676; }
.fa-coins { color: #ffd600; }
.fa-file-contract { color: #ff3d00; }
.fa-bolt { color: #fbc02d; }
.fa-pickaxe { color: #8e24aa; }
.fa-wallet { color: #03a9f4; }

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: #1E2329;
    min-width: 180px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.5);
    z-index: 1;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    top: 100%;
}

.dropdown:hover .dropdown-content {
    display: block;
}

.dropdown-content a {
    color: white;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    font-size: 14px;
}

.dropdown-content a:hover {
    background-color: #2B3139;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary:hover {
    opacity: 0.9;
}

/* Hero & Carousel */
.hero-section {
    padding: 80px 5%;
    display: flex;
    align-items: center;
    gap: 4rem;
    min-height: 500px;
}

.hero-content { flex: 1; }
.hero-image { flex: 1; position: relative; }

.hero-carousel {
    width: 100%;
    height: 350px;
    position: relative;
    overflow: hidden;
    border-radius: 12px;
}

.carousel-inner {
    width: 100%;
    height: 100%;
}

.carousel-item {
    width: 100%;
    height: 100%;
    position: absolute;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
    padding: 30px;
}

.carousel-item.active { opacity: 1; }

.carousel-caption {
    background: rgba(0,0,0,0.6);
    padding: 15px 25px;
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

/* Sections */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 40px;
    text-align: center;
}

.market-table-card {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.market-table {
    width: 100%;
    border-collapse: collapse;
}

.market-table th, .market-table td {
    padding: 16px 24px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.market-table th {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 14px;
}

/* Why Choose Us */
.why-section {
    display: flex;
    gap: 30px;
    margin: 80px auto;
    max-width: 1200px;
    padding: 0 20px;
}

.why-left { flex: 1.5; }
.why-right { flex: 1; background: var(--card-bg); padding: 40px; border-radius: 20px; border: 1px solid var(--border-color); }

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.why-item {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
}

.why-icon {
    font-size: 40px;
    margin-bottom: 20px;
}

/* Partners */
.partners-section {
    padding: 80px 5%;
    background: #0d1117;
    text-align: center;
}

.partners-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
    margin-top: 40px;
    opacity: 0.7;
}

.partner-logo {
    height: 40px;
    filter: grayscale(1);
    transition: 0.3s;
}

.partner-logo:hover {
    filter: grayscale(0);
    opacity: 1;
}

/* Floating Service */
.floating-service {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(0,82,255,0.3);
    z-index: 1000;
    transition: 0.3s;
}

.floating-service:hover {
    transform: scale(1.1);
}

/* Back Button */
.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    text-decoration: none;
    margin-bottom: 20px;
    transition: 0.2s;
}

.back-btn:hover {
    color: white;
}

/* Trading Pages specific */
.trading-container {
    display: grid;
    grid-template-columns: 1fr 320px 320px;
    height: calc(100vh - 64px);
    overflow: hidden;
}

.chart-area { flex: 1; border-right: 1px solid var(--border-color); display: flex; flex-direction: column; }
.orderbook-area { width: 320px; border-right: 1px solid var(--border-color); display: flex; flex-direction: column; }
.trade-area { width: 320px; padding: 20px; display: flex; flex-direction: column; gap: 20px; overflow-y: auto; }

.trade-tabs { display: flex; border-bottom: 1px solid var(--border-color); margin-bottom: 15px; }
.trade-tab { flex: 1; padding: 10px; text-align: center; cursor: pointer; color: var(--text-muted); }
.trade-tab.active { color: var(--primary-color); border-bottom: 2px solid var(--primary-color); }

.input-group { margin-bottom: 15px; }
.input-label { font-size: 12px; color: var(--text-muted); margin-bottom: 5px; display: flex; justify-content: space-between; }
.trade-input-wrapper { background: #2b3139; border-radius: 4px; display: flex; align-items: center; padding: 0 12px; border: 1px solid transparent; }
.trade-input-wrapper:focus-within { border-color: var(--primary-color); }
.trade-input { background: transparent; border: none; color: white; padding: 10px 0; width: 100%; outline: none; font-size: 14px; }

.slider-container { margin: 20px 0; }
.slider { width: 100%; cursor: pointer; }

.btn-buy { background: var(--success-color); color: white; width: 100%; padding: 12px; border-radius: 4px; border: none; font-weight: bold; cursor: pointer; }
.btn-sell { background: var(--danger-color); color: white; width: 100%; padding: 12px; border-radius: 4px; border: none; font-weight: bold; cursor: pointer; }

/* Responsive */
@media (max-width: 992px) {
    .hero-section { flex-direction: column; text-align: center; }
    .why-section { flex-direction: column; }
    .trading-container { grid-template-columns: 1fr; height: auto; }
    .orderbook-area, .trade-area { width: 100%; }
}