.race-title-section {
    justify-content: space-between;
    align-items: start;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 20px;
}

.race-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

@media (max-width: 1200px) {
    .content-grid,
    .stats-grid,
    .feature-grid,
    .leaderboard-grid,
    .achievement-grid,
    .card-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
        gap: clamp(1rem, 2vw, 1.75rem);
    }

    .header-actions,
    .page-header {
        gap: 1.25rem;
    }

    .race-actions {
        max-width: 100%;
    }

    .race-actions .btn,
    .race-actions .view-rival-btn {
        flex: 1 1 calc(50% - 5px);
        min-width: 140px;
    }
}

@media (max-width: 960px) {
    .container,
    .page-container,
    .profile-container,
    .register-container,
    main {
        padding: clamp(1.5rem, 4vw, 2.25rem) clamp(1.25rem, 4vw, 2rem);
        width: 100%;
        max-width: 100%;
    }

    .register-container {
        margin: 0 auto;
    }

    .register-box,
    header {
        padding: clamp(1.5rem, 4vw, 2rem);
    }

    .page-header,
    .welcome-content,
    .profile-top,
    .header-actions,
    .beta-content,
    .beta-actions,
    .search-header,
    .filters-row,
    .tabs,
    .settings-header {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }

    .header-actions > *,
    .beta-actions > *,
    .filters-row > * {
        width: auto;
    }

    .stats-grid,
    .progress-grid,
    .rival-list,
    .message-columns,
    .settings-grid,
    .card-row {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    }

    .section-card,
    .stat-card,
    .profile-card,
    .activity-card,
    .message-card,
    .settings-card,
    .timeline-card {
        padding: clamp(1.1rem, 3vw, 1.5rem);
    }

    .race-title-section {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }

    .race-actions {
        width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
    }

    .race-actions .btn,
    .race-actions .view-rival-btn {
        flex: 1 1 calc(50% - 5px);
        min-width: 0;
        justify-content: center;
        text-align: center;
    }

    .race-content {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 768px) {
    .login-container {
        padding: 1rem;
        margin: 0;
        max-width: 100%;
        width: 100%;
    }

    .login-form {
        padding: 1.5rem;
        margin: 0 auto;
        max-width: 100%;
        width: 100%;
        box-sizing: border-box;
    }

    .login-title {
        font-size: 1.8rem;
        margin-bottom: 1rem;
        text-align: center;
    }

    .login-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
        text-align: center;
    }

    .oauth-button,
    .google-login-btn,
    .discord-login-btn {
        width: 100%;
        padding: 1rem;
        margin-bottom: 1rem;
        font-size: 1rem;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
    }

    .form-group {
        margin-bottom: 1rem;
    }

    .form-label {
        display: block;
        margin-bottom: 0.5rem;
        font-size: 0.9rem;
    }

    .form-input,
    .email-input,
    .password-input {
        width: 100%;
        padding: 1rem;
        font-size: 1rem;
        border-radius: 8px;
        border: 1px solid #333;
        background-color: #1a1a1a;
        color: white;
        box-sizing: border-box;
    }

    .login-button,
    .submit-btn,
    .primary-button {
        width: 100%;
        padding: 1rem;
        font-size: 1rem;
        border-radius: 8px;
        margin-top: 1rem;
        background: linear-gradient(45deg, #00D4AA, #FF6B9D);
        border: none;
        color: white;
        cursor: pointer;
    }

    .divider-text {
        text-align: center;
        margin: 1.5rem 0;
        font-size: 0.9rem;
        color: #888;
    }

    .register-link {
        text-align: center;
        margin-top: 1.5rem;
        font-size: 0.9rem;
    }

    .register-link a {
        color: #00D4AA;
        text-decoration: none;
    }

    .logo-section {
        text-align: center;
        margin-bottom: 2rem;
        width: 100%;
        max-width: 100%;
        overflow: hidden;
    }

    .logo-section h1 {
        font-size: clamp(1.8rem, 5vw, 2.2rem);
        margin-bottom: 0.5rem;
        word-break: break-word;
        line-height: 1.2;
    }

    .logo-section .tagline {
        font-size: clamp(0.75rem, 2.5vw, 0.9rem);
        color: #888;
        word-break: break-word;
    }

    .logo-image {
        max-width: 100%;
        width: auto;
        height: auto;
        max-height: 60px;
    }

    header .logo-image {
        max-width: 100%;
        width: auto;
        height: auto;
        max-height: 60px;
    }

    .login-page {
        min-height: 100vh;
        padding: 1rem;
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

@media (max-width: 680px) {
    body {
        font-size: 0.98rem;
        padding: 10px !important;
    }

    h1 {
        font-size: clamp(1.9rem, 6vw, 2.3rem);
    }

    h2 {
        font-size: clamp(1.45rem, 5vw, 1.8rem);
    }

    .register-container {
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
    }

    .register-box,
    header {
        padding: clamp(1rem, 4vw, 1.5rem) !important;
        margin: 10px 0;
    }

    .social-buttons {
        grid-template-columns: 1fr !important;
        gap: 10px;
    }

    .btn-social,
    .btn-register {
        padding: 12px 15px !important;
        font-size: 0.95rem !important;
    }

    input[type="text"],
    input[type="email"],
    input[type="password"] {
        padding: 12px !important;
        font-size: 16px !important;
    }

    .container,
    .page-container,
    .profile-container,
    main {
        padding: clamp(1.25rem, 5vw, 1.75rem) clamp(1rem, 6vw, 1.5rem);
    }

    .stats-grid,
    .progress-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1rem;
    }

    .content-grid,
    .card-grid,
    .leaderboard-grid,
    .achievement-grid,
    .message-columns,
    .settings-grid,
    .timeline-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .welcome-section,
    .page-section,
    .cta-section,
    .beta-banner,
    .info-panel,
    .detail-card,
    .search-results,
    .notification-popup {
        padding: clamp(1rem, 5vw, 1.5rem);
    }

    .header-actions > *,
    .beta-actions > *,
    .filters-row > * {
        width: 100%;
    }

    table.responsive-table,
    .table-wrapper,
    .scrollable-table {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .race-header {
        padding: 25px 20px;
    }

    .race-title {
        font-size: 1.8rem !important;
    }

    .race-title-section {
        gap: 15px;
    }

    .race-actions {
        flex-direction: column;
        width: 100%;
        gap: 8px;
    }

    .race-actions .btn,
    .race-actions .view-rival-btn {
        width: 100%;
        flex: 1 1 auto;
        padding: 10px 18px;
        font-size: 0.9rem;
    }

    .btn span,
    .view-rival-btn span {
        font-size: 1rem;
    }

    .race-stats {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 480px) {
    body {
        padding: 5px !important;
        font-size: 14px !important;
    }

    .register-container {
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
    }

    .register-box,
    header {
        padding: 15px 10px !important;
        margin: 5px 0 !important;
        border-radius: 10px !important;
    }

    h1 {
        font-size: clamp(1.5rem, 8vw, 2rem) !important;
    }

    h2 {
        font-size: clamp(1.2rem, 6vw, 1.5rem) !important;
    }

    .tagline {
        font-size: clamp(0.8rem, 4vw, 1rem) !important;
    }

    .social-buttons {
        gap: 8px !important;
    }

    .btn-social,
    .btn-register {
        padding: 10px 12px !important;
        font-size: 14px !important;
    }

    input[type="text"],
    input[type="email"],
    input[type="password"] {
        padding: 10px !important;
        font-size: 16px !important;
    }

    .form-group {
        margin-bottom: 15px !important;
    }

    label {
        font-size: 14px !important;
        margin-bottom: 5px !important;
    }

    .login-container {
        padding: 0.5rem;
    }

    .login-form {
        padding: 1rem;
    }

    .logo-section h1 {
        font-size: clamp(1.4rem, 6vw, 1.8rem);
        line-height: 1.1;
        margin-bottom: 0.3rem;
    }

    .logo-section .tagline {
        font-size: clamp(0.65rem, 2.8vw, 0.8rem);
        line-height: 1.3;
    }

    .login-title {
        font-size: clamp(1.2rem, 6vw, 1.5rem);
    }

    .oauth-button,
    .form-input,
    .login-button {
        padding: 0.875rem;
        font-size: 0.95rem;
    }

    .logo-image {
        max-width: 90%;
        max-height: 50px;
    }

    header .logo-image {
        max-width: 90%;
        max-height: 50px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}