/* Binance Theme CSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --binance-yellow: #F0B90B;
    --binance-yellow-dark: #d4a309;
    --binance-black: #0B0E11;
    --binance-dark: #1E2026;
    --binance-card: #2B2F36;
    --binance-border: #3C4043;
    --binance-text: #EAECEF;
    --binance-text-secondary: #848E9C;
    --binance-green: #0ECB81;
    --binance-red: #F6465D;
}

body {
    font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--binance-black);
    color: var(--binance-text);
    min-height: 100vh;
    overflow-x: hidden;
}

/* HEADER */
.header {
    background-color: var(--binance-dark);
    border-bottom: 1px solid var(--binance-border);
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo-icon {
    width: 32px;
    height: 32px;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--binance-yellow);
    letter-spacing: 0.5px;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 24px;
}

.header-nav a {
    color: var(--binance-text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

.header-nav a:hover {
    color: var(--binance-text);
}

.header-btn {
    background: var(--binance-yellow);
    color: var(--binance-black) !important;
    padding: 8px 20px;
    border-radius: 4px;
    font-weight: 600 !important;
    font-size: 14px !important;
    transition: background 0.2s !important;
}

.header-btn:hover {
    background: var(--binance-yellow-dark) !important;
    color: var(--binance-black) !important;
}

/* TICKER BAR */
.ticker-bar {
    background-color: var(--binance-dark);
    border-bottom: 1px solid var(--binance-border);
    padding: 8px 24px;
    display: flex;
    gap: 32px;
    overflow: hidden;
    font-size: 12px;
}

.ticker-item {
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.ticker-symbol {
    color: var(--binance-text);
    font-weight: 600;
}

.ticker-price {
    color: var(--binance-text-secondary);
}

.ticker-change.up {
    color: var(--binance-green);
}

.ticker-change.down {
    color: var(--binance-red);
}

/* HERO SECTION */
.hero {
    background: linear-gradient(135deg, #1a1d23 0%, #0B0E11 50%, #1a1400 100%);
    padding: 10px 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(240, 185, 11, 0.05) 0%, transparent 60%);
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(240, 185, 11, 0.1);
    border: 1px solid rgba(240, 185, 11, 0.3);
    color: var(--binance-yellow);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.hero h1 {
    font-size: 48px;
    font-weight: 800;
    color: var(--binance-text);
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero h1 span {
    color: var(--binance-yellow);
}

.hero p {
    font-size: 18px;
    color: var(--binance-text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.6;
}

.prize-cards {
    display: flex;
    justify-content: center;
    gap: 20px;
   
}

.prize-card {
    background: var(--binance-card);
    border: 1px solid var(--binance-border);
    border-radius: 12px;
    padding: 24px 32px;
    text-align: center;
    min-width: 160px;
    transition: transform 0.2s, border-color 0.2s;
}

.prize-card:hover {
    transform: translateY(-4px);
    border-color: var(--binance-yellow);
}

.prize-card .prize-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.prize-card .prize-amount {
    font-size: 24px;
    font-weight: 800;
    color: var(--binance-yellow);
}

.prize-card .prize-label {
    font-size: 13px;
    color: var(--binance-text-secondary);
    margin-top: 4px;
}

/* QUESTION SECTION */
.question-section {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 24px 80px;
}

.question-card {
    background: var(--binance-card);
    border: 1px solid var(--binance-border);
    border-radius: 16px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.question-card .q-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.question-card h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--binance-text);
    margin-bottom: 8px;
}

.question-card p {
    font-size: 15px;
    color: var(--binance-text-secondary);
    margin-bottom: 32px;
    line-height: 1.5;
}

.btn-group {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.btn-yes {
    background: var(--binance-yellow);
    color: var(--binance-black);
    border: none;
    padding: 14px 48px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-yes:hover {
    background: var(--binance-yellow-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(240, 185, 11, 0.3);
}

.btn-no {
    background: transparent;
    color: var(--binance-text);
    border: 1px solid var(--binance-border);
    padding: 14px 48px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-no:hover {
    background: var(--binance-border);
    transform: translateY(-2px);
}

/* MODAL */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(4px);
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--binance-card);
    border: 1px solid var(--binance-border);
    border-radius: 16px;
    padding: 40px;
    max-width: 480px;
    width: 90%;
    text-align: center;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.modal .modal-icon {
    font-size: 56px;
    margin-bottom: 16px;
}

.modal h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--binance-text);
    margin-bottom: 12px;
}

.modal p {
    font-size: 15px;
    color: var(--binance-text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
}

.modal .modal-btn {
    background: var(--binance-yellow);
    color: var(--binance-black);
    border: none;
    padding: 12px 32px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s;
    text-decoration: none;
    display: inline-block;
}

.modal .modal-btn:hover {
    background: var(--binance-yellow-dark);
}

/* REGISTER PAGE */
.register-section {
    max-width: 560px;
    margin: 0 auto;
    padding: 60px 24px;
}

.register-card {
    background: var(--binance-card);
    border: 1px solid var(--binance-border);
    border-radius: 16px;
    padding: 48px 40px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.register-card .reg-header {
    text-align: center;
    margin-bottom: 36px;
}

.register-card .reg-header .reg-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.register-card .reg-header h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--binance-text);
    margin-bottom: 8px;
}

.register-card .reg-header p {
    font-size: 14px;
    color: var(--binance-text-secondary);
    line-height: 1.5;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--binance-text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    width: 100%;
    background: var(--binance-black);
    border: 1px solid var(--binance-border);
    border-radius: 8px;
    padding: 14px 16px;
    font-size: 15px;
    color: var(--binance-text);
    outline: none;
    transition: border-color 0.2s;
}

.form-group input:focus {
    border-color: var(--binance-yellow);
    box-shadow: 0 0 0 2px rgba(240, 185, 11, 0.1);
}

.form-group input::placeholder {
    color: var(--binance-text-secondary);
    opacity: 0.6;
}

.form-group .input-hint {
    font-size: 12px;
    color: var(--binance-text-secondary);
    margin-top: 6px;
}

.submit-btn {
    width: 100%;
    background: var(--binance-yellow);
    color: var(--binance-black);
    border: none;
    padding: 16px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.submit-btn:hover {
    background: var(--binance-yellow-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(240, 185, 11, 0.3);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.loading-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(0,0,0,0.3);
    border-top-color: var(--binance-black);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: none;
}

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

.divider {
    border: none;
    border-top: 1px solid var(--binance-border);
    margin: 24px 0;
}

.security-note {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(14, 203, 129, 0.05);
    border: 1px solid rgba(14, 203, 129, 0.2);
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 13px;
    color: var(--binance-green);
    margin-top: 16px;
}

/* SUCCESS PAGE */
.success-section {
    max-width: 560px;
    margin: 0 auto;
    padding: 80px 24px;
    text-align: center;
}

.success-card {
    background: var(--binance-card);
    border: 1px solid var(--binance-border);
    border-radius: 16px;
    padding: 56px 40px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.success-animation {
    width: 80px;
    height: 80px;
    background: rgba(14, 203, 129, 0.1);
    border: 2px solid var(--binance-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    margin: 0 auto 24px;
    animation: successPop 0.5s ease;
}

@keyframes successPop {
    0% { transform: scale(0); opacity: 0; }
    70% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

.success-card h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--binance-text);
    margin-bottom: 12px;
}

.success-card .success-subtitle {
    font-size: 16px;
    color: var(--binance-green);
    font-weight: 600;
    margin-bottom: 20px;
}

.success-card p {
    font-size: 15px;
    color: var(--binance-text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

.info-boxes {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
}

.info-box {
    flex: 1;
    background: var(--binance-black);
    border: 1px solid var(--binance-border);
    border-radius: 10px;
    padding: 16px;
    text-align: center;
}

.info-box .info-icon {
    font-size: 24px;
    margin-bottom: 8px;
}

.info-box .info-title {
    font-size: 12px;
    color: var(--binance-text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.info-box .info-value {
    font-size: 13px;
    color: var(--binance-text);
    font-weight: 600;
}

.countdown-section {
    background: rgba(240, 185, 11, 0.05);
    border: 1px solid rgba(240, 185, 11, 0.2);
    border-radius: 10px;
    padding: 40px;
}

.countdown-label {
    font-size: 13px;
    color: var(--binance-text-secondary);
    margin-bottom: 12px;
}

.countdown-timer {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.countdown-item {
    text-align: center;
}

.countdown-item .count-num {
    font-size: 28px;
    font-weight: 800;
    color: var(--binance-yellow);
    display: block;
    line-height: 1;
}

.countdown-item .count-label {
    font-size: 11px;
    color: var(--binance-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.countdown-sep {
    font-size: 24px;
    font-weight: 800;
    color: var(--binance-yellow);
    align-self: flex-start;
    padding-top: 2px;
}

/* FOOTER */
.footer {
    background: var(--binance-dark);
    border-top: 1px solid var(--binance-border);
    padding: 40px 24px;
    text-align: center;
}

.footer-logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--binance-yellow);
    margin-bottom: 16px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--binance-text-secondary);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--binance-text);
}

.footer-copy {
    font-size: 12px;
    color: var(--binance-text-secondary);
}

/* STATS BAR */
.stats-bar {
    background: var(--binance-dark);
    border-bottom: 1px solid var(--binance-border);
    padding: 16px 24px;
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-value {
    font-size: 20px;
    font-weight: 800;
    color: var(--binance-yellow);
}

.stat-label {
    font-size: 12px;
    color: var(--binance-text-secondary);
    margin-top: 2px;
}

/* RESPONSIVE */
@media (max-width: 600px) {
    .hero h1 { font-size: 32px; }
    .hero p { font-size: 15px; }
    .prize-cards { gap: 12px; }
    .prize-card { padding: 16px 20px; min-width: 120px; }
    .question-card { padding: 28px 20px; }
    .btn-group { flex-direction: column; }
    .btn-yes, .btn-no { width: 100%; justify-content: center; }
    .register-card { padding: 32px 20px; }
    .success-card { padding: 40px 20px; }
    .info-boxes { flex-direction: column; }
    .header-nav { display: none; }
    .stats-bar { gap: 24px; }
    .ticker-bar { gap: 20px; }
}