:root {
    --bg-color: #050508;
    --panel-color: #0E0E18;
    --panel-elevated: #151522;
    --border-color: rgba(94, 209, 255, 0.1);
    --primary-color: #5ED1FF;
    --primary-glow: rgba(94, 209, 255, 0.4);
    --text-primary: #E1E1E6;
    --text-muted: #7A7A8C;
    --gold: #E8B923;
    --pink: #FF5FA8;
    --coral: #FF6B81;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Animation */
body::before {
    content: "";
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(94, 209, 255, 0.03) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
nav {
    padding: 30px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-box {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-box img {
    width: 44px;
    height: 44px;
    filter: drop-shadow(0 0 10px var(--primary-glow));
}

.logo-box h1 {
    font-size: 20px;
    font-weight: 900;
    letter-spacing: 2px;
}

/* Hero Section */
.hero {
    padding: 100px 0 140px;
    text-align: center;
    position: relative;
}

.hero h2 {
    font-size: 64px;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #FFF 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.hero p {
    font-size: 20px;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 48px;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    padding: 18px 36px;
    background: var(--primary-color);
    color: #000;
    text-decoration: none;
    font-weight: 900;
    border-radius: 16px;
    font-size: 16px;
    letter-spacing: 1px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 24px rgba(94, 209, 255, 0.4);
}

.cta-button:hover {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 12px 32px rgba(94, 209, 255, 0.6);
}

/* Showcase Grid */
.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: -60px;
    z-index: 10;
    position: relative;
}

.vault-card {
    background: rgba(14, 14, 24, 0.7);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 32px;
    padding: 40px 32px;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.vault-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at top, var(--glow-color), transparent 70%);
    opacity: 0.05;
    pointer-events: none;
}

.vault-card:hover {
    transform: translateY(-10px);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.item-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 32px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.item-icon img {
    width: 70px;
    position: relative;
    z-index: 2;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulseGlow {
    0% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.05); }
    100% { opacity: 0.3; transform: scale(1); }
}

.hero, .grid, .features {
    animation: fadeIn 1s ease-out forwards;
}

.item-icon::after {
    content: "";
    position: absolute;
    width: 100%; height: 100%;
    border-radius: 50%;
    border: 2px solid var(--glow-color);
    animation: pulseGlow 2s infinite ease-in-out;
}

.vault-card h3 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 8px;
}

.rarity {
    display: inline-block;
    font-size: 11px;
    font-weight: 900;
    padding: 4px 12px;
    border-radius: 8px;
    background: rgba(255,255,255,0.05);
    color: var(--glow-color);
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.bonus {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-muted);
}

/* Features */
.features {
    padding: 140px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.feature-info h4 {
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 900;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.feature-info h3 {
    font-size: 40px;
    font-weight: 900;
    margin-bottom: 24px;
    line-height: 1.2;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    display: flex;
    gap: 20px;
    margin-bottom: 32px;
}

.f-icon {
    width: 56px; height: 56px;
    background: var(--panel-elevated);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    color: var(--primary-color);
    font-size: 20px;
    border: 1px solid var(--border-color);
}

.f-text h5 {
    font-size: 18px;
    margin-bottom: 4px;
}

.f-text p {
    color: var(--text-muted);
    font-size: 14px;
}

/* Footer */
footer {
    padding: 80px 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.footer-logo {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    opacity: 0.6;
}

.footer-logo img { width: 32px; }

.copyright {
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 500;
}

/* Responsiveness */
@media (max-width: 900px) {
    .grid { grid-template-columns: 1fr; margin-top: 0; }
    .features-grid { grid-template-columns: 1fr; gap: 48px; }
    .hero h2 { font-size: 48px; }
}