:root {
    --bg-void: #0A0A12;
    --surface: #12121E;
    --surface-hover: #1A1A2E;
    --cyan: #00E5FF;
    --magenta: #FF3CB4;
    --text-main: #F1F5F9;
    --text-muted: #94A3B8;
    --border: #1E293B;
}

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

body.hub-page {
    background-color: var(--bg-void);
    color: var(--text-main);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

.hub-page header {
    background: rgba(18, 18, 30, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.brand-logo {
    width: 12px;
    height: 12px;
    background: var(--cyan);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--cyan);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.6; }
    100% { transform: scale(1); opacity: 1; }
}

.hub-page .brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.hub-page .brand h1 {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.hub-page .brand span {
    color: var(--text-muted);
    font-weight: 400;
    font-size: 0.9rem;
}

.hub-page .nav-links {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
}

.hub-page .nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.hub-page .nav-links a:hover {
    color: var(--cyan);
}

main.hub-main {
    flex: 1;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    padding: 2.5rem 2rem;
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: 2.5rem;
}

@media (max-width: 1024px) {
    main.hub-main {
        grid-template-columns: 1fr;
    }
}

.cover-column,
.hub-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.hub-column {
    gap: 2rem;
}

.cover-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    position: relative;
}

.cover-image {
    width: 100%;
    display: block;
    aspect-ratio: 9/16;
    object-fit: cover;
}

.cover-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(10, 10, 18, 0.95), rgba(10, 10, 18, 0.4), transparent);
    padding: 2rem 1.5rem 1.5rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.cover-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 2px 10px rgba(0, 229, 255, 0.4);
}

.cover-subtitle {
    font-size: 0.9rem;
    color: var(--cyan);
    letter-spacing: 0.05em;
}

.hub-page .section-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-main);
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.5rem;
}

.hub-page .panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.75rem;
}

.hub-page .social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}

.hub-page .social-btn {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.9rem 1.1rem;
    color: var(--text-main);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    font-weight: 500;
}

.hub-page .social-btn:hover {
    border-color: var(--cyan);
    background: var(--surface-hover);
    color: var(--cyan);
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.15);
    transform: translateY(-2px);
}

.hub-page .social-btn span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.hub-page .social-btn:hover span {
    color: var(--cyan);
}

.gift-panel {
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.05), rgba(255, 60, 180, 0.05));
    border: 1px solid rgba(0, 229, 255, 0.3);
    border-radius: 16px;
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.gift-btn {
    background: linear-gradient(135deg, var(--cyan), var(--magenta));
    color: var(--bg-void);
    font-weight: 700;
    text-align: center;
    padding: 0.9rem;
    border-radius: 10px;
    text-decoration: none;
    transition: opacity 0.2s;
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
}

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

.hub-page .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 600px) {
    .hub-page .contact-grid {
        grid-template-columns: 1fr;
    }
}