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

:root {
    --primary-color: #FF6B00;
    --secondary-color: #FF1493;
    --dark-bg: #0A0A0A;
    --card-bg: #1A1A2E;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B0B0;
    --border-color: #333333;
    --success: #00D084;
    --error: #FF4444;
    --warning: #FFB800;
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    overflow: hidden;
}

/* Auth Container */
.auth-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--dark-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.auth-container.active {
    opacity: 1;
    pointer-events: all;
}

.auth-form {
    width: 90%;
    max-width: 400px;
    background: var(--card-bg);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    display: none;
}

.auth-form.active {
    display: block;
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header h1 {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-primary);
}

.auth-header h2 {
    font-size: 24px;
    font-weight: 800;
    color: var(--secondary-color);
    margin-top: -5px;
}

.auth-form input {
    width: 100%;
    padding: 12px;
    margin-bottom: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
}

.auth-form input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 107, 0, 0.1);
}

.auth-form button {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    border-radius: 8px;
    color: white;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s;
}

.auth-form button:active {
    transform: scale(0.98);
}

.auth-toggle {
    text-align: center;
    margin-top: 15px;
    color: var(--text-secondary);
    font-size: 14px;
}

.auth-toggle a {
    color: var(--primary-color);
    cursor: pointer;
    text-decoration: none;
}

.error-message {
    color: var(--error);
    font-size: 12px;
    margin-top: 10px;
    text-align: center;
    display: none;
}

.error-message.show {
    display: block;
}

/* App Container */
.app-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--dark-bg);
    display: flex;
    flex-direction: column;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.app-container.active {
    opacity: 1;
    pointer-events: all;
}

/* Status Bar */
.status-bar {
    background: var(--dark-bg);
    padding: 8px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    border-bottom: 1px solid var(--border-color);
}

.status-left, .status-right {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Header */
.app-header {
    background: var(--dark-bg);
    padding: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.header-left h1 {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.header-left h2 {
    font-size: 20px;
    font-weight: 800;
    color: var(--secondary-color);
    line-height: 1;
}

.header-right {
    display: flex;
    gap: 12px;
    align-items: center;
}

.live-badge {
    background: var(--secondary-color);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
}

.points-badge {
    background: var(--card-bg);
    color: var(--secondary-color);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    border: 1px solid var(--border-color);
}

/* Tabs Content */
.tabs-content {
    flex: 1;
    overflow-y: auto;
    padding-bottom: 80px;
    scroll-behavior: smooth;
}

.tab-content {
    display: none;
    padding: 16px;
    animation: fadeIn 0.3s;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
}

.card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

/* Week Info */
.week-info {
    background: rgba(255, 20, 147, 0.1);
    border: 1px solid var(--secondary-color);
    border-radius: 12px;
    padding: 12px 16px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--secondary-color);
    font-weight: 600;
}

/* Check-in Card */
.check-in-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, rgba(0, 208, 132, 0.1), rgba(0, 208, 132, 0.05));
    border: 1px solid rgba(0, 208, 132, 0.3);
}

.check-in-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.check-in-icon {
    width: 40px;
    height: 40px;
    background: var(--success);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--dark-bg);
    font-weight: 700;
}

.check-in-text h3 {
    margin: 0;
    font-size: 14px;
}

.check-in-text p {
    margin: 0;
    font-size: 12px;
    color: var(--text-secondary);
}

.btn-check-in {
    background: var(--success);
    color: var(--dark-bg);
    border: none;
    padding: 8px 12px;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    font-size: 12px;
}

.btn-check-in:active {
    transform: scale(0.95);
}

/* Momentum */
.momentum-stats {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
}

.momentum-stat {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.momentum-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.momentum-dot.rising {
    background: var(--success);
}

.momentum-dot.falling {
    background: var(--error);
}

.momentum-bar {
    display: flex;
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
    background: var(--border-color);
}

.momentum-fill {
    transition: width 0.3s;
}

.momentum-fill.rising {
    background: var(--success);
}

.momentum-fill.falling {
    background: var(--error);
}

.momentum-text {
    font-size: 12px;
    color: var(--text-secondary);
    margin: 0;
}

/* Leaderboard */
.leaderboard-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.leaderboard-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 107, 0, 0.05);
    padding: 12px;
    border-radius: 8px;
    border: 1px solid rgba(255, 107, 0, 0.2);
}

.leaderboard-rank {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: white;
    font-size: 14px;
}

.leaderboard-avatar {
    font-size: 24px;
    width: 40px;
    text-align: center;
}

.leaderboard-info {
    flex: 1;
}

.leaderboard-name {
    font-weight: 700;
    font-size: 14px;
    color: var(--text-primary);
}

.leaderboard-location {
    font-size: 12px;
    color: var(--text-secondary);
}

.leaderboard-points {
    font-weight: 700;
    font-size: 18px;
    color: var(--secondary-color);
    min-width: 40px;
    text-align: right;
}

.leaderboard-trend {
    font-size: 12px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 4px;
}

.leaderboard-trend.rising {
    color: var(--success);
}

.leaderboard-trend.stable {
    color: var(--text-secondary);
}

.leaderboard-trend.falling {
    color: var(--error);
}

/* Challenges */
.challenges-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.challenge-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.challenge-title {
    font-weight: 700;
    font-size: 14px;
    color: var(--text-primary);
}

.challenge-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.challenge-option {
    background: rgba(255, 107, 0, 0.1);
    border: 1px solid rgba(255, 107, 0, 0.3);
    padding: 8px;
    border-radius: 6px;
    font-size: 12px;
    text-align: center;
    color: var(--text-primary);
}

.challenge-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-secondary);
}

.btn-wager {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 10px;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    width: 100%;
}

.btn-wager:active {
    transform: scale(0.98);
}

/* Sponsors */
.sponsors-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.sponsor-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sponsor-logo {
    font-size: 32px;
    margin-bottom: 8px;
}

.sponsor-card h4 {
    font-size: 14px;
    font-weight: 700;
    margin: 0;
}

.sponsor-card p {
    font-size: 12px;
    color: var(--text-secondary);
    margin: 0;
}

.btn-secondary {
    background: rgba(255, 107, 0, 0.2);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    padding: 8px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    font-size: 12px;
}

.btn-secondary:active {
    transform: scale(0.95);
}

/* Newsfeed */
.newsfeed-header {
    margin-bottom: 16px;
}

.btn-create-post {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 12px;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-create-post:active {
    transform: scale(0.98);
}

.posts-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.post-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.post-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.post-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.post-info {
    flex: 1;
}

.post-author {
    font-weight: 700;
    font-size: 14px;
    color: var(--text-primary);
}

.post-time {
    font-size: 12px;
    color: var(--text-secondary);
}

.post-content {
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
}

.post-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
}

.post-actions {
    display: flex;
    gap: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.post-action {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: rgba(255, 107, 0, 0.1);
    border: none;
    padding: 8px;
    border-radius: 6px;
    color: var(--primary-color);
    font-weight: 600;
    cursor: pointer;
    font-size: 12px;
}

.post-action:active {
    transform: scale(0.95);
}

.post-action.liked {
    background: rgba(255, 20, 147, 0.1);
    color: var(--secondary-color);
}

/* Rewards */
.points-balance {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    color: white;
}

.points-balance h3 {
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 8px 0;
    opacity: 0.9;
}

.balance-amount {
    font-size: 48px;
    font-weight: 800;
}

.rewards-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 16px;
}

.reward-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.reward-icon {
    font-size: 32px;
}

.reward-card h4 {
    font-size: 14px;
    font-weight: 700;
    margin: 0;
}

.reward-card p {
    font-size: 12px;
    color: var(--text-secondary);
    margin: 0;
}

.btn-redeem {
    background: var(--success);
    color: var(--dark-bg);
    border: none;
    padding: 10px;
    border-radius: 6px;
    font-weight: 700;
    cursor: pointer;
    font-size: 12px;
}

.btn-redeem:active {
    transform: scale(0.95);
}

.btn-redeem:disabled {
    background: var(--text-secondary);
    cursor: not-allowed;
    opacity: 0.5;
}

.redemption-history {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.redemption-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.redemption-name {
    font-weight: 600;
    font-size: 14px;
}

.redemption-date {
    font-size: 12px;
    color: var(--text-secondary);
}

.redemption-points {
    font-weight: 700;
    color: var(--secondary-color);
}

/* Profile */
.profile-header {
    text-align: center;
    margin-bottom: 24px;
}

.profile-avatar {
    font-size: 64px;
    margin-bottom: 12px;
}

.profile-header h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
}

.profile-header p {
    font-size: 12px;
    color: var(--text-secondary);
    margin: 4px 0 0 0;
}

.profile-stats {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
    margin-bottom: 24px;
}

.stat {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
}

.stat-value {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 4px;
}

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

.badges-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}

.badge {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.badge-icon {
    font-size: 24px;
}

.badge-name {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-primary);
}

.badge.locked {
    opacity: 0.5;
}

.prediction-history {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.prediction-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
}

.prediction-challenge {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 4px;
}

.prediction-choice {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.prediction-result {
    font-size: 12px;
    font-weight: 600;
}

.prediction-result.correct {
    color: var(--success);
}

.prediction-result.incorrect {
    color: var(--error);
}

.prediction-result.pending {
    color: var(--text-secondary);
}

.btn-logout {
    width: 100%;
    background: var(--error);
    color: white;
    border: none;
    padding: 12px;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    margin-top: 16px;
}

.btn-logout:active {
    transform: scale(0.98);
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-around;
    height: 70px;
    z-index: 100;
}

.nav-btn {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    cursor: pointer;
    font-size: 11px;
    font-weight: 600;
    transition: color 0.3s;
}

.nav-btn.active {
    color: var(--primary-color);
}

.nav-btn i {
    font-size: 20px;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: flex-end;
    z-index: 500;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--card-bg);
    width: 100%;
    border-radius: 16px 16px 0 0;
    padding: 20px;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 700;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 107, 0, 0.1);
}

.btn-primary {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 12px;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    font-size: 14px;
}

.btn-primary:active {
    transform: scale(0.98);
}

/* Responsive */
@media (max-width: 480px) {
    .sponsors-grid {
        grid-template-columns: 1fr;
    }

    .profile-stats {
        grid-template-columns: 1fr;
    }

    .challenge-options {
        grid-template-columns: 1fr;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}
/* Force contentArea to be visible */
#contentArea {
    display: block !important;
    min-height: 300px;
    padding: 20px;
    background: #0A0A0A;
    color: white;
    z-index: 10;
}

/* Hide tabs initially */
.tab-content {
    display: none !important;
}