/* Reset e configurações básicas */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-title {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 2rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 15px;
}

.header-title i {
    color: #e74c3c;
    font-size: 2.2rem;
}

.header-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.goal h2 {
    color: #e74c3c;
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.goal p {
    color: #666;
    font-size: 0.95rem;
    margin-bottom: 3px;
}

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

.action-btn {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    box-shadow: 0 2px 10px rgba(52, 152, 219, 0.3);
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.4);
}

.action-btn.stats-btn {
    background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
    box-shadow: 0 2px 10px rgba(39, 174, 96, 0.3);
}

.action-btn.stats-btn:hover {
    box-shadow: 0 5px 15px rgba(39, 174, 96, 0.4);
}

.action-btn.reset-btn {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    box-shadow: 0 2px 10px rgba(231, 76, 60, 0.3);
}

.action-btn.reset-btn:hover {
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.4);
}

.action-btn i {
    font-size: 0.8rem;
}

/* Botão mobile para navegação */
.mobile-nav-toggle {
    display: none;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
}

.nav-toggle-btn {
    background: #e74c3c;
    color: white;
    border: none;
    padding: 12px;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
    transition: all 0.3s ease;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-toggle-btn:hover {
    background: #c0392b;
    transform: scale(1.1);
}

.nav-toggle-btn i {
    font-size: 1.2rem;
}

/* Navegação */
.nav {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 120px;
    z-index: 999;
}

.nav-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.nav-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    min-width: 120px;
    justify-content: center;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.nav-btn.active {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.4);
}

.nav-btn i {
    font-size: 0.8rem;
}

/* Main content */
.main {
    padding: 30px 0;
}

/* Seções de dias */
.day-section {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.day-section.active {
    display: block;
}

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

.day-header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.day-header h2 {
    font-size: 2rem;
    color: #2c3e50;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.day-header h2 i {
    color: #e74c3c;
}

/* Seções de supersérie */
.superset-section {
    margin-bottom: 40px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border-left: 5px solid #e74c3c;
}

.superset-title {
    color: #e74c3c;
    font-size: 1.3rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.superset-title i {
    color: #e74c3c;
}

/* Seções de grupos musculares */
.muscle-group-section {
    margin-bottom: 40px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border-left: 5px solid #3498db;
}

.muscle-group-title {
    color: #3498db;
    font-size: 1.3rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.muscle-group-title i {
    color: #3498db;
}

/* Grid de exercícios */
.exercises-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

/* Cards de exercícios */
.exercise-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.exercise-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.exercise-card.superset {
    border: 2px solid #e74c3c;
    background: linear-gradient(135deg, #fff 0%, #ffeaea 100%);
}

.exercise-card.superset::before {
    content: "🔗";
    position: absolute;
    top: 10px;
    right: 10px;
    background: #e74c3c;
    color: white;
    padding: 5px 8px;
    border-radius: 50%;
    font-size: 0.8rem;
    z-index: 2;
}

.exercise-card.circuit {
    border: 2px solid #f39c12;
    background: linear-gradient(135deg, #fff 0%, #fff8e1 100%);
}

.exercise-card.circuit::before {
    content: "⚡";
    position: absolute;
    top: 10px;
    right: 10px;
    background: #f39c12;
    color: white;
    padding: 5px 8px;
    border-radius: 50%;
    font-size: 0.8rem;
    z-index: 2;
}

.exercise-card.cardio {
    border: 2px solid #27ae60;
    background: linear-gradient(135deg, #fff 0%, #e8f5e8 100%);
}

.exercise-card.cardio::before {
    content: "❤️";
    position: absolute;
    top: 10px;
    right: 10px;
    background: #27ae60;
    color: white;
    padding: 5px 8px;
    border-radius: 50%;
    font-size: 0.8rem;
    z-index: 2;
}

/* Indicador de progresso do exercício */
.exercise-card.has-progress {
    border: 2px solid #27ae60;
    background: linear-gradient(135deg, #fff 0%, #e8f5e8 100%);
}

.exercise-card.has-progress::after {
    content: "✓";
    position: absolute;
    top: 10px;
    left: 10px;
    background: #27ae60;
    color: white;
    width: 25px;
    height: 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
    z-index: 2;
}

/* Estado de execução dos exercícios */
.exercise-card.executing {
    border: 2px solid #3498db;
    background: linear-gradient(135deg, #fff 0%, #e3f2fd 100%);
    animation: pulse 1s infinite;
}

.exercise-card.executing::after {
    content: "▶";
    position: absolute;
    top: 10px;
    left: 10px;
    background: #3498db;
    color: white;
    width: 25px;
    height: 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
    z-index: 2;
}

.exercise-card.executed {
    border: 2px solid #9b59b6;
    background: linear-gradient(135deg, #fff 0%, #f3e5f5 100%);
}

.exercise-card.executed::after {
    content: "✓";
    position: absolute;
    top: 10px;
    left: 10px;
    background: #9b59b6;
    color: white;
    width: 25px;
    height: 25px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
    z-index: 2;
}

/* Estado específico para superséries */
.exercise-card.superset.executing {
    border: 2px solid #e74c3c;
    background: linear-gradient(135deg, #fff 0%, #ffeaea 100%);
}

.exercise-card.superset.executed {
    border: 2px solid #27ae60;
    background: linear-gradient(135deg, #fff 0%, #e8f5e8 100%);
}

/* Estado específico para circuitos */
.exercise-card.circuit.executing {
    border: 2px solid #f39c12;
    background: linear-gradient(135deg, #fff 0%, #fff8e1 100%);
}

.exercise-card.circuit.executed {
    border: 2px solid #27ae60;
    background: linear-gradient(135deg, #fff 0%, #e8f5e8 100%);
}

.exercise-gif {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: #f8f9fa;
}

.exercise-gif img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.exercise-card:hover .exercise-gif img {
    transform: scale(1.05);
}

.cardio-icon {
    font-size: 4rem;
    color: #27ae60;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.exercise-info {
    padding: 20px;
}

.exercise-info h3 {
    color: #2c3e50;
    font-size: 1.2rem;
    margin-bottom: 10px;
    font-weight: 600;
}

.exercise-sets {
    color: #e74c3c;
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.sets-text {
    color: #e74c3c;
}

.completed-sets {
    background: #27ae60;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
    animation: pulse 0.3s ease;
}

.completed-sets::before {
    content: "✓";
    font-weight: bold;
}

.exercise-description {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Informações do circuito */
.circuit-info {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border-left: 5px solid #f39c12;
}

.circuit-info h3 {
    color: #f39c12;
    font-size: 1.3rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.circuit-info p {
    color: #666;
    margin-bottom: 15px;
}

.circuit-instructions {
    background: rgba(243, 156, 18, 0.1);
    padding: 15px;
    border-radius: 10px;
    margin-top: 15px;
}

.circuit-instructions h4 {
    color: #f39c12;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.circuit-instructions ul {
    list-style: none;
    padding-left: 0;
}

.circuit-instructions li {
    color: #666;
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.circuit-instructions li::before {
    content: "•";
    color: #f39c12;
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Dia de descanso */
.rest-day {
    text-align: center;
    padding: 40px 20px;
}

.rest-content {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 0 auto;
}

.rest-icon {
    font-size: 4rem;
    color: #9b59b6;
    margin-bottom: 20px;
}

.rest-content h3 {
    color: #2c3e50;
    font-size: 2rem;
    margin-bottom: 15px;
}

.rest-content p {
    color: #666;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.rest-tips {
    text-align: left;
    margin-top: 30px;
}

.rest-tips h4 {
    color: #9b59b6;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.rest-tips ul {
    list-style: none;
    padding-left: 0;
}

.rest-tips li {
    color: #666;
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.rest-tips li::before {
    content: "✓";
    color: #9b59b6;
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Sistema de Notificações Melhorado */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 15px;
    padding: 20px 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 10000;
    max-width: 400px;
    min-width: 300px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideInNotification 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    transform-origin: top right;
}

.notification.success {
    background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%);
}

.notification.warning {
    background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
}

.notification.info {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
}

.notification.error {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

.notification-content {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    position: relative;
}

.notification-icon {
    font-size: 1.5rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.notification-text {
    flex: 1;
    line-height: 1.5;
}

.notification-title {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 5px;
    display: block;
}

.notification-message {
    font-size: 0.95rem;
    opacity: 0.9;
    line-height: 1.4;
}

.notification-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    flex-shrink: 0;
    margin-left: 10px;
}

.notification-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.notification-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 0 0 15px 15px;
    animation: notificationProgress 5s linear;
}

@keyframes slideInNotification {
    0% {
        transform: translateX(100%) scale(0.8);
        opacity: 0;
    }
    100% {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
}

@keyframes slideOutNotification {
    0% {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translateX(100%) scale(0.8);
        opacity: 0;
    }
}

@keyframes notificationProgress {
    0% {
        width: 100%;
    }
    100% {
        width: 0%;
    }
}

/* Modal de Confirmação Melhorado */
.confirmation-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    animation: fadeIn 0.3s ease;
}

.confirmation-content {
    background: white;
    border-radius: 20px;
    padding: 30px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: scaleIn 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.confirmation-icon {
    font-size: 3rem;
    color: #e74c3c;
    margin-bottom: 20px;
}

.confirmation-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 15px;
}

.confirmation-message {
    color: #666;
    line-height: 1.5;
    margin-bottom: 25px;
}

.confirmation-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.confirmation-btn {
    padding: 12px 25px;
    border: none;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.confirmation-btn.cancel {
    background: #ecf0f1;
    color: #2c3e50;
}

.confirmation-btn.cancel:hover {
    background: #bdc3c7;
}

.confirmation-btn.confirm {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    color: white;
}

.confirmation-btn.confirm:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.4);
}

@keyframes scaleIn {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Footer */
.footer {
    background: rgba(255, 255, 255, 0.9);
    padding: 20px 0;
    text-align: center;
    margin-top: 40px;
}

.footer p {
    color: #666;
    margin-bottom: 5px;
}

/* Responsividade */
@media (max-width: 768px) {
    .mobile-nav-toggle {
        display: block;
    }

    .nav {
        position: fixed;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        transition: left 0.3s ease;
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 1000;
    }

    .nav.active {
        left: 0;
    }

    .nav-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        padding: 20px;
    }

    .nav-btn {
        width: 100%;
        max-width: 300px;
        padding: 15px 20px;
        font-size: 1rem;
    }

    .header-title {
        font-size: 1.5rem;
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }

    .header-info {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }

    .header-actions {
        justify-content: center;
        gap: 10px;
    }

    .action-btn {
        padding: 12px 18px;
        font-size: 0.85rem;
    }

    .day-header h2 {
        font-size: 1.5rem;
        flex-direction: column;
        gap: 10px;
    }

    .exercises-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .superset-section,
    .muscle-group-section {
        padding: 20px;
        margin-bottom: 30px;
    }

    .circuit-info {
        padding: 20px;
    }

    .rest-content {
        padding: 30px 20px;
    }

    .notification {
        right: 10px;
        left: 10px;
        max-width: none;
        min-width: auto;
    }

    .confirmation-content {
        margin: 20px;
        padding: 25px;
    }

    .confirmation-buttons {
        flex-direction: column;
    }

    .exercise-sets {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }

    .completed-sets {
        align-self: flex-end;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .header-title {
        font-size: 1.3rem;
    }

    .day-header h2 {
        font-size: 1.3rem;
    }

    .exercise-info {
        padding: 15px;
    }

    .exercise-info h3 {
        font-size: 1.1rem;
    }

    .rest-timer-dynamic {
        min-width: 280px;
        padding: 25px;
    }

    .notification {
        padding: 15px 20px;
    }

    .notification-content {
        gap: 10px;
    }

    .notification-icon {
        font-size: 1.2rem;
    }
}

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

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.exercise-card:hover {
    animation: pulse 0.3s ease;
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #667eea;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #5a6fd8;
}

/* Modal do Timer de Descanso */
.timer-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10002;
    animation: fadeIn 0.3s ease;
}

.timer-modal-content {
    background: white;
    border-radius: 20px;
    padding: 0;
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    animation: scaleIn 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    overflow: hidden;
}

.timer-modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    position: relative;
}

.timer-modal-header h3 {
    margin: 0;
    font-size: 1.3rem;
    font-weight: 600;
}

.timer-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.timer-modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.timer-modal-body {
    padding: 30px;
}

.timer-exercise-info {
    margin-bottom: 25px;
}

.timer-exercise-info h4 {
    color: #2c3e50;
    font-size: 1.4rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.timer-exercise-info p {
    color: #e74c3c;
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

.timer-display-modal {
    font-size: 4rem;
    font-weight: bold;
    color: #e74c3c;
    margin-bottom: 25px;
    font-family: 'Courier New', monospace;
    text-shadow: 0 2px 10px rgba(231, 76, 60, 0.3);
}

.timer-controls-modal {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.timer-btn-modal {
    background: #3498db;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    font-size: 0.95rem;
    min-width: 100px;
    justify-content: center;
}

.timer-btn-modal:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.4);
}

.timer-btn-modal.start {
    background: #27ae60;
}

.timer-btn-modal.start:hover {
    box-shadow: 0 5px 15px rgba(39, 174, 96, 0.4);
}

.timer-btn-modal.pause {
    background: #f39c12;
}

.timer-btn-modal.pause:hover {
    box-shadow: 0 5px 15px rgba(243, 156, 18, 0.4);
}

.timer-btn-modal.reset {
    background: #e74c3c;
}

.timer-btn-modal.reset:hover {
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.4);
}

.timer-btn-modal i {
    font-size: 0.9rem;
}

/* Responsividade do Timer Modal */
@media (max-width: 768px) {
    .timer-modal-content {
        margin: 20px;
        width: calc(100% - 40px);
    }
    
    .timer-display-modal {
        font-size: 3rem;
    }
    
    .timer-controls-modal {
        flex-direction: column;
        gap: 10px;
    }
    
    .timer-btn-modal {
        width: 100%;
        padding: 15px 20px;
    }
    
    .timer-modal-header h3 {
        font-size: 1.2rem;
    }
    
    .timer-exercise-info h4 {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .timer-display-modal {
        font-size: 2.5rem;
    }
    
    .timer-modal-body {
        padding: 25px 20px;
    }
    
    .timer-modal-header {
        padding: 15px;
    }
}