:root {
    --bg-color: #f8fafc;
    --card-bg: rgba(255, 255, 255, 0.6);
    --card-border: rgba(0, 0, 0, 0.05);
    --text-main: #0f172a;
    --text-muted: #64748b;
    --accent-color: #f59e0b;
    --accent-glow: rgba(245, 158, 11, 0.3);
    --highlight-gradient: linear-gradient(135deg, rgba(253, 230, 138, 0.5) 0%, rgba(252, 211, 77, 0.4) 100%);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Dynamic Background */
.background-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
    animation: float 20s infinite alternate ease-in-out;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: #fde68a;
    top: -100px;
    right: -100px;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: #bae6fd;
    bottom: -150px;
    left: -150px;
    animation-delay: -5s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 50px) scale(1.2); }
}

/* Container */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

/* Header Top Controls */
.header-top {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 1rem;
}

.lang-btn {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-main);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    font-family: inherit;
    font-size: 0.9rem;
    cursor: pointer;
    backdrop-filter: blur(4px);
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.lang-btn:hover {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.4);
    color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

/* Header */
header {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeInDown 1s ease-out;
}

.logo-container {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.sun-icon {
    font-size: 3rem;
    filter: drop-shadow(0 0 15px var(--accent-glow));
    animation: spin 30s linear infinite;
}

@keyframes spin {
    100% { transform: rotate(360deg); }
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(to right, #ea580c, #d97706);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
}

.subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    font-weight: 300;
}

/* Sections */
section {
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease-out backwards;
}

.upcoming-events {
    animation-delay: 0.2s;
}

h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

h2::before {
    content: '';
    display: block;
    width: 8px;
    height: 24px;
    background: var(--accent-color);
    border-radius: 4px;
    box-shadow: 0 0 10px var(--accent-glow);
}

/* Cards (Glassmorphism) */
.event-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.event-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border-color: rgba(0, 0, 0, 0.1);
}

.event-card.highlighted {
    background: var(--highlight-gradient);
    border-color: rgba(245, 158, 11, 0.3);
    box-shadow: 0 0 30px rgba(245, 158, 11, 0.15);
}

.event-date {
    font-size: 0.9rem;
    color: var(--accent-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 20px;
}

.event-details {
    list-style: none;
}

.event-details li {
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
    font-size: 1.1rem;
}

.event-details li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.event-details li:last-child {
    margin-bottom: 0;
}

/* Timeline */
.timeline {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Countdown Timer */
.countdown-section {
    text-align: center;
    margin-bottom: 3.5rem;
}

.countdown-section h2 {
    justify-content: center;
}

.countdown-timer {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.time-box {
    background: var(--highlight-gradient);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 12px;
    padding: 1rem;
    min-width: 80px;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    backdrop-filter: blur(8px);
}

.time-box span {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent-color);
    line-height: 1;
    margin-bottom: 0.3rem;
}

.time-box small {
    font-size: 0.9rem;
    color: var(--text-main);
    font-weight: 600;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--card-border);
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 600px) {
    h1 { font-size: 2rem; }
    .event-card { padding: 1.5rem; }
    .event-details li { font-size: 1rem; }
}