:root {
    --font-main: 'Manrope', sans-serif;
    --color-bg-dark: #0D0E12;
    --color-bg-light: #1A1B20;
    --color-primary-accent: #4A55FF;
    --color-primary-accent-hover: #3A41D6;
    --color-text-primary: #EAEBF0;
    --color-text-secondary: #8A8FA3;
    --glass-bg: rgba(30, 32, 41, 0.6);
    --glass-border: 1px solid rgba(255, 255, 255, 0.07);
    --shadow-glow: 0 0 25px rgba(74, 85, 255, 0.12);
    --border-radius-card: 16px;
    --border-radius-logo: 12px;
    --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}
* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
}
body {
    font-family: var(--font-main);
    color: var(--color-text-primary);
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--color-bg-light), var(--color-bg-dark), var(--color-bg-light));
    background-size: 400% 400%;
    animation: animatedWaves 40s ease infinite;
}
@keyframes animatedWaves {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.sidebar {
    background-color: rgba(13, 14, 18, 0.8);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
}
.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 0.5rem;
}
.logo { 
    height: 40px;
}
.logo img {
    height: 100%;
    width: auto;
}
.sidebar-main-content {
    display: flex;
    flex-direction: column;
}
.sidebar-footer-container {
    margin-top: auto;
    padding-top: 1.5rem;
}
.sidebar-search {
    position: relative;
    margin: 1.5rem 0;
}
.sidebar-search i {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0.8rem;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    transition: color 0.3s ease;
}
.sidebar-search input {
    width: 100%;
    padding: 0.75rem 0.8rem 0.75rem 2.5rem;
    background-color: rgba(0,0,0,0.2);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    font-family: var(--font-main);
    font-size: 0.9rem;
    color: var(--color-text-primary);
    transition: var(--transition-smooth);
}
.sidebar-search input::placeholder { color: var(--color-text-secondary); }
.sidebar-search input:focus {
    outline: none;
    border-color: rgba(74, 85, 255, 0.6);
    background-color: rgba(0,0,0,0.3);
}
.sidebar-search input:focus + i { color: var(--color-text-primary); }
.menu { 
    list-style: none; 
    display: flex; 
    flex-direction: column; 
    gap: 0.8rem; 
}
.menu-item a { 
    display: flex; 
    align-items: center; 
    gap: 1rem; 
    padding: 0.8rem 1rem; 
    border-radius: 8px; 
    text-decoration: none; 
    color: var(--color-text-secondary); 
    font-weight: 500; 
    transition: var(--transition-smooth); 
}
.menu-item a i { font-size: 1.4rem; }
.menu-item a:hover { 
    background-color: rgba(255, 255, 255, 0.03); 
    color: var(--color-text-primary); 
}
.menu-item.active a { 
    background-color: var(--color-primary-accent); 
    color: #FFF; 
}
.menu-item.inactive-link > a {
    cursor: not-allowed;
    opacity: 0.4;
}
.menu-item.inactive-link > a:hover {
    background-color: transparent;
    color: var(--color-text-secondary);
}
.soon-tag {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 2px 6px;
    border: 1px solid currentColor;
    border-radius: 4px;
    margin-left: auto;
    text-transform: uppercase;
}
.social-links { display: flex; justify-content: center; align-items: center; gap: 1.5rem; margin-bottom: 1rem; }
.social-links a { display: inline-block; line-height: 0; transition: var(--transition-smooth); }
.social-links a img { 
    height: 22px;
    opacity: 0.6;
    transition: var(--transition-smooth);
}
.social-links a:hover img { 
    opacity: 1;
    transform: translateY(-3px); 
}
.footer-separator { height: 1px; width: 100%; background-color: rgba(255, 255, 255, 0.05); margin: 1rem 0; }
.legal-links { display: flex; justify-content: center; gap: 1rem; }
.legal-links a { font-size: 0.75rem; color: var(--color-text-secondary); text-decoration: none; transition: color 0.3s ease; }
.legal-links a:hover { color: var(--color-text-primary); text-decoration: underline; }
.copyright { font-size: 0.8rem; color: var(--color-text-secondary); line-height: 1.4; margin-top: 1rem; text-align: center; }

.main-content { overflow-y: auto; height: 100vh; padding: 2rem 4rem 3rem 4rem; background: transparent; }
.page-content { animation: fadeIn 0.5s ease-in-out; }
.page-content--grid-view { max-width: 75%; margin: 0 auto; }
.main-header { margin-bottom: 2rem; padding-top: 1rem; }
.main-header.centered { text-align: center; }
.main-header h1 { font-size: 2.8rem; font-weight: 700; margin-bottom: 1rem; line-height: 1.2; }
.main-header p { font-size: 1.2rem; font-weight: 400; color: var(--color-text-secondary); max-width: 650px; margin: 0 auto; }

.legal-content { background: var(--glass-bg); border: var(--glass-border); border-radius: var(--border-radius-card); padding: 2rem 2.5rem; color: var(--color-text-secondary); font-size: 1rem; line-height: 1.7; max-width: 900px; margin: 0 auto; }
.legal-content h2 { font-size: 1.5rem; color: var(--color-text-primary); margin: 2rem 0 1rem 0; padding-bottom: 0.5rem; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.legal-content p, .legal-content ul { margin-bottom: 1rem; }
.legal-content strong { color: var(--color-text-primary); font-weight: 600; }
.legal-content ul { padding-left: 1.5rem; }
.legal-content li { margin-bottom: 0.5rem; }

.events-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.event-card {
    background: var(--glass-bg);
    border: var(--glass-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--border-radius-card);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition-smooth);
    user-select: none;
}
.event-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-glow); border-color: rgba(74, 85, 255, 0.4); }
.event-card.hot { grid-column: 1 / -1; border-color: rgba(255, 107, 107, 0.5); background: radial-gradient(circle at top left, rgba(255,107,107,0.08), transparent 30%), var(--glass-bg); }
.event-card.hot:hover { border-color: rgba(255, 107, 107, 0.8); }
.card-header { display: flex; align-items: center; gap: 1rem; margin-bottom: 0.5rem; }
.card-logo-placeholder { width: 44px; height: 44px; flex-shrink: 0; background-color: rgba(0, 0, 0, 0.25); border-radius: var(--border-radius-logo); padding: 4px; }
.card-logo-placeholder img { width: 100%; height: 100%; object-fit: contain; border-radius: 8px; }
.hot .card-logo-placeholder { background-color: rgba(255, 107, 107, 0.1); }
.card-header h3 { font-size: 1.25rem; font-weight: 600; flex-grow: 1; }
.tag { font-size: 0.75rem; font-weight: 500; padding: 0.3rem 0.6rem; border-radius: 6px; }
.tag.hot-tag { background-color: rgba(255, 107, 107, 0.2); color: #ff9a9a; }
.card-description { font-size: 0.95rem; font-weight: 400; color: var(--color-text-secondary); line-height: 1.6; margin-bottom: 1rem; }

.card-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 1.5rem;
    padding: 1rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    margin-bottom: 1rem;
}
.card-stats > div { 
    display: flex; 
    flex-direction: column; 
    gap: 0.25rem; 
    text-align: left;
}
.card-stats span { font-size: 0.8rem; color: var(--color-text-secondary); font-weight: 500; }
.card-stats strong { font-size: 0.9rem; font-weight: 600; color: var(--color-text-primary); }
.card-timeline { margin-bottom: 1.5rem; }
.card-timeline span { font-size: 0.85rem; color: var(--color-text-secondary); margin-bottom: 0.5rem; display: block; }
.progress-bar { width: 100%; height: 6px; background-color: rgba(0, 0, 0, 0.2); border-radius: 3px; overflow: hidden; }
.progress-bar .progress { height: 100%; background-color: var(--color-primary-accent); border-radius: 3px; }
.hot .progress-bar .progress { background-color: #ff6b6b; }
.card-footer { margin-top: auto; }
.card-button { display: block; width: 100%; background-color: var(--color-primary-accent); color: #FFF; text-align: center; text-decoration: none; padding: 0.8rem; font-weight: 600; border-radius: 8px; transition: var(--transition-smooth); }
.card-button:hover { background-color: var(--color-primary-accent-hover); }

.mobile-menu-toggle { display: none; }
.sidebar-close-btn { display: none; }
.page-overlay { display: none; }

@media (max-width: 1500px) {
    .events-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1000px) {
    body { grid-template-columns: 1fr; }
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100%;
        width: 280px;
        z-index: 1000;
        transform: translateX(-100%);
        transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
        border-right: 1px solid rgba(255, 255, 255, 0.1);
        overflow-y: auto;
    }
    .sidebar.is-open {
        transform: translateX(0);
    }
    .sidebar-header { margin-bottom: 0; padding: 0.5rem; }
    .logo { text-align: left; }
    .sidebar-close-btn {
        display: block;
        background: none;
        border: none;
        color: var(--color-text-secondary);
        font-size: 2rem;
        cursor: pointer;
    }
    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        position: fixed;
        top: 1rem;
        left: 1rem;
        z-index: 999;
        background: rgba(30, 32, 41, 0.8);
        border: 1px solid var(--glass-border);
        color: var(--color-text-primary);
        width: 44px;
        height: 44px;
        border-radius: 8px;
        cursor: pointer;
        backdrop-filter: blur(5px);
    }
    .page-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0,0,0,0.5);
        z-index: 998;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.4s, visibility 0.4s;
    }
    .page-overlay.is-visible {
        opacity: 1;
        visibility: visible;
    }
    .main-content {
        padding: 6rem 1.5rem 2rem 1.5rem;
    }
    .page-content--grid-view {
        max-width: none;
    }
    .main-header h1 { font-size: 2rem; }
    .main-header p { font-size: 1.1rem; }
}