/**
 * style.css - Design do Site de Treinos
 * 
 * Este arquivo define todo o estilo visual da aplicação, incluindo:
 * 1. Temas dinâmicos baseados no body.theme-male e body.theme-female usando CSS Custom Properties (Variáveis).
 * 2. Estilização moderna e limpa usando a fonte Outfit e design Dark Mode Premium.
 * 3. Efeitos de Glassmorphism (efeito vidro embaçado) com gradientes discretos.
 * 4. Responsividade total para smartphones, tablets e desktops.
 * 5. Micro-animações para transições de cliques e hovers nos botões e cards.
 * 
 * Todos os códigos contêm comentários em português explicativos.
 */

/* ==========================================
   CONFIGURAÇÃO DE FONTES & RESET DE ESTILOS
   ========================================== */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    -webkit-tap-highlight-color: transparent; /* Remove o highlight azul padrão do mobile ao clicar */
}

/* ==========================================
   VARIÁVEIS DE COR E TEMAS (CSS CUSTOM PROPS)
   ========================================== */
:root {
    /* Cores neutras base de fundo escuro */
    --bg-dark-base: #0f111a;
    --bg-card: rgba(26, 29, 46, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --shadow-color: rgba(0, 0, 0, 0.4);
    --transition-speed: 0.3s;
    
    /* Configuração inicial padrão (Tema Masculino) */
    --accent-color: #00d2ff;
    --accent-glow: rgba(0, 210, 255, 0.15);
    --accent-gradient: linear-gradient(135deg, #00d2ff 0%, #0066ff 100%);
    --accent-rgb: 0, 210, 255;
}

/* Tema Masculino (Ativado por classe no body) */
body.theme-male {
    --bg-dark-base: #090d16;
    --bg-card: rgba(18, 25, 41, 0.75);
    --accent-color: #00d2ff;
    --accent-glow: rgba(0, 210, 255, 0.15);
    --accent-gradient: linear-gradient(135deg, #00d2ff 0%, #0066ff 100%);
    --accent-rgb: 0, 210, 255;
    background-color: var(--bg-dark-base);
}

/* Tema Feminino (Ativado por classe no body) */
body.theme-female {
    --bg-dark-base: #120b14;
    --bg-card: rgba(31, 18, 36, 0.75);
    --accent-color: #ff3385;
    --accent-glow: rgba(255, 51, 133, 0.15);
    --accent-gradient: linear-gradient(135deg, #ff3385 0%, #a800ff 100%);
    --accent-rgb: 255, 51, 133;
    background-color: var(--bg-dark-base);
}

/* ==========================================
   ESTRUTURA GERAL DO SITE
   ========================================== */
body {
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
    background-attachment: fixed;
    /* Adiciona um gradiente radial de fundo para dar sensação de profundidade */
    background-image: radial-gradient(circle at 50% 0%, rgba(var(--accent-rgb), 0.08) 0%, transparent 60%);
    transition: background-color var(--transition-speed) ease, background-image var(--transition-speed) ease;
}

.app-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 24px 16px 140px 16px; /* Padding extra embaixo para não cobrir com o widget flutuante */
}

/* Cabeçalho do Aplicativo */
header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
    text-align: center;
}

.logo-section h1 {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #ffffff 30%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.logo-section p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 4px;
}

/* ==========================================
   INTERRUPTOR DE GÊNERO (CARDS SELETORES)
   ========================================== */
.gender-selector {
    display: flex;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 6px;
    border-radius: 30px;
    width: 280px;
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.gender-btn {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    padding: 10px 18px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
}

/* Cores e efeitos ativos dos botões de Gênero */
.gender-btn.active#btn-gender-male {
    background: linear-gradient(135deg, #00d2ff 0%, #0066ff 100%);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(0, 210, 255, 0.3);
}

.gender-btn.active#btn-gender-female {
    background: linear-gradient(135deg, #ff3385 0%, #a800ff 100%);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(255, 51, 133, 0.3);
}

.gender-btn:not(.active):hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

/* ==========================================
   SELETOR DE DIAS (TABS HORIZONTAIS)
   ========================================== */
.days-nav-wrapper {
    margin-bottom: 28px;
    overflow-x: auto;
    scrollbar-width: none; /* Oculta a barra de rolagem no Firefox */
    padding-bottom: 4px;
}

.days-nav-wrapper::-webkit-scrollbar {
    display: none; /* Oculta a barra de rolagem no Chrome/Safari */
}

.days-tabs {
    display: flex;
    gap: 12px;
    width: 100%;
}

.day-tab-btn {
    flex: 1;
    min-width: 110px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 12px 10px;
    border-radius: 16px;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.day-tab-btn .day-number {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.day-tab-btn .day-muscle {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    text-align: center;
}

/* Estado ativo do botão de Dia */
.day-tab-btn.active {
    border-color: var(--accent-color);
    box-shadow: 0 0 15px var(--accent-glow);
    background: linear-gradient(180deg, rgba(var(--accent-rgb), 0.15) 0%, rgba(var(--accent-rgb), 0.02) 100%);
    transform: translateY(-2px);
}

.day-tab-btn:hover:not(.active) {
    border-color: rgba(var(--accent-rgb), 0.4);
    transform: translateY(-1px);
}

/* ==========================================
   BARRA DE PROGRESSO GLOBAL DO DIA
   ========================================== */
.progress-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 16px 20px;
    border-radius: 20px;
    margin-bottom: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.progress-header span {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.progress-header #progress-percentage {
    color: var(--accent-color);
    font-weight: 700;
    font-size: 1.1rem;
    text-shadow: 0 0 10px var(--accent-glow);
}

.progress-bar-container {
    height: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.02);
}

.progress-bar-fill {
    height: 100%;
    width: 0%;
    background: var(--accent-gradient);
    border-radius: 10px;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 10px var(--accent-color);
}

/* Animação de brilho quando o treino chega em 100% */
@keyframes completedPulse {
    0% { filter: drop-shadow(0 0 2px var(--accent-color)); }
    50% { filter: drop-shadow(0 0 10px var(--accent-color)); }
    100% { filter: drop-shadow(0 0 2px var(--accent-color)); }
}

.progress-bar-fill.completed-glow {
    animation: completedPulse 2s infinite ease-in-out;
}

/* ==========================================
   DETALHES E METADADOS DO TREINO
   ========================================== */
.workout-info-header {
    margin-bottom: 20px;
}

.workout-day-badge {
    display: inline-block;
    color: var(--accent-color);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 2px;
    margin-bottom: 4px;
    text-transform: uppercase;
}

.workout-target-group {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.workout-meta-box {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: rgba(255, 255, 255, 0.02);
    border-left: 3px solid var(--accent-color);
    padding: 10px 14px;
    border-radius: 0 8px 8px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.workout-meta-box svg {
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--accent-color);
}

/* Títulos de Subseções (Ex: Ombros, Bíceps) */
.workout-section-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 24px 0 12px 0;
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    letter-spacing: 0.5px;
}

/* ==========================================
   CARDS DE EXERCÍCIO
   ========================================== */
.exercises-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.exercise-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
}

/* Efeito de hover no card de exercício */
.exercise-card:hover {
    transform: translateY(-2px);
    border-color: rgba(var(--accent-rgb), 0.3);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25), 0 0 10px rgba(var(--accent-rgb), 0.05);
}

/* Estado do card marcado como concluído (Checkado) */
.exercise-card.checked {
    border-color: rgba(255, 255, 255, 0.05);
    background: rgba(255, 255, 255, 0.02);
    box-shadow: none;
    transform: none;
}

.exercise-card.checked .exercise-name {
    text-decoration: line-through;
    color: var(--text-muted);
}

.exercise-card.checked .series-value {
    color: var(--text-muted);
}

.exercise-card.checked .exercise-badge {
    opacity: 0.4;
}

.exercise-card-left {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
}

/* Wrapper customizado para checkbox redondo moderno */
.checkbox-wrapper {
    position: relative;
    width: 26px;
    height: 26px;
}

.checkbox-wrapper input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    cursor: pointer;
}

.checkbox-custom {
    position: absolute;
    top: 0;
    left: 0;
    height: 26px;
    width: 26px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkbox-custom svg {
    width: 14px;
    height: 14px;
    color: #ffffff;
    opacity: 0;
    transform: scale(0.6);
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Checkbox hovered */
.checkbox-wrapper:hover .checkbox-custom {
    border-color: var(--accent-color);
    box-shadow: 0 0 8px var(--accent-glow);
}

/* Checkbox checked */
.checkbox-wrapper input[type="checkbox"]:checked + .checkbox-custom {
    background: var(--accent-gradient);
    border-color: transparent;
    box-shadow: 0 2px 10px var(--accent-glow);
}

.checkbox-wrapper input[type="checkbox"]:checked + .checkbox-custom svg {
    opacity: 1;
    transform: scale(1);
}

/* Detalhes do Exercício */
.exercise-details {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.exercise-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: color 0.2s ease;
}

/* Emblemas de tipos de exercícios */
.exercise-badge {
    display: inline-block;
    align-self: flex-start;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    letter-spacing: 0.5px;
}

.badge-composto {
    background: rgba(var(--accent-rgb), 0.1);
    color: var(--accent-color);
}

.badge-isolador {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
}

.badge-isometria {
    background: rgba(234, 179, 8, 0.1);
    color: #eab308;
}

/* Parte Direita do Card */
.exercise-card-right {
    text-align: right;
    flex-shrink: 0;
}

.series-info {
    display: flex;
    flex-direction: column;
}

.series-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.series-value {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--accent-color);
    transition: color 0.2s ease;
}

/* ==========================================
   CIRCUITOS E FINALIZAÇÃO METABÓLICA
   ========================================== */
.circuit-panel {
    background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.08) 0%, rgba(0, 0, 0, 0) 100%), var(--bg-card);
    border: 1px dashed rgba(var(--accent-rgb), 0.3);
    border-radius: 20px;
    padding: 20px;
    margin-top: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.circuit-header {
    margin-bottom: 16px;
}

.circuit-badge {
    display: inline-block;
    background: var(--accent-gradient);
    color: #ffffff;
    font-size: 0.7rem;
    font-weight: 800;
    padding: 2px 8px;
    border-radius: 20px;
    letter-spacing: 1px;
    margin-bottom: 6px;
}

.circuit-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.circuit-rules {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.circuit-rounds {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 6px 12px;
    display: inline-block;
    margin-bottom: 16px;
}

.rounds-text {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-color);
}

.circuit-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.circuit-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 10px 16px;
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.circuit-ex-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.circuit-ex-qty {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-color);
}

/* ==========================================
   WIDGET FLUTUANTE DO CRONÔMETRO (ESTILO WATCH)
   ========================================== */
.timer-widget {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: rgba(15, 17, 26, 0.85);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 15px rgba(var(--accent-rgb), 0.15);
    border-radius: 24px;
    padding: 16px;
    width: 300px;
    z-index: 100;
    backdrop-filter: blur(20px);
    transition: transform 0.3s ease, border-color var(--transition-speed) ease;
}

/* Pulsação quando clica em algum exercício */
@keyframes timerPulse {
    0% { transform: scale(1) translateY(0); box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 15px rgba(var(--accent-rgb), 0.15); }
    50% { transform: scale(1.05) translateY(-5px); box-shadow: 0 15px 50px rgba(0, 0, 0, 0.6), 0 0 25px rgba(var(--accent-rgb), 0.4); }
    100% { transform: scale(1) translateY(0); box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 15px rgba(var(--accent-rgb), 0.15); }
}

.timer-widget.pulse-highlight {
    animation: timerPulse 0.8s ease-in-out;
}

/* Cor especial quando o timer termina de rodar */
@keyframes timerEndFlash {
    0% { border-color: var(--accent-color); background: rgba(var(--accent-rgb), 0.2); }
    50% { border-color: #ef4444; background: rgba(239, 68, 68, 0.3); }
    100% { border-color: var(--border-color); background: rgba(15, 17, 26, 0.85); }
}

.timer-widget.timer-finished {
    animation: timerEndFlash 1s infinite alternate;
}

.timer-widget-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.timer-title {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.timer-title svg {
    color: var(--accent-color);
}

.timer-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

/* Área do display de tempo e controle */
.timer-timer-area {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: rgba(255, 255, 255, 0.02);
    padding: 10px 14px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.timer-time-display {
    font-size: 2.2rem;
    font-weight: 800;
    font-variant-numeric: tabular-nums; /* Evita que o texto trema enquanto os segundos rodam */
    letter-spacing: -1px;
    color: var(--text-primary);
}

.timer-actions {
    display: flex;
    gap: 8px;
}

/* Botões do Timer */
.timer-btn {
    border: none;
    border-radius: 50%;
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.timer-btn-primary {
    background: var(--accent-gradient);
    color: #ffffff;
    box-shadow: 0 4px 10px var(--accent-glow);
}

.timer-btn-primary.running {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    box-shadow: none;
}

.timer-btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.timer-btn:hover {
    transform: scale(1.08);
}

.timer-btn-primary:hover {
    box-shadow: 0 6px 15px var(--accent-color);
}

.timer-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

/* Linha de progresso no topo do widget do timer */
.timer-progress-track {
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    overflow: hidden;
}

.timer-bar-fill {
    width: 0%;
    height: 100%;
    background: var(--accent-color);
    transition: width 1s linear;
}

/* Opções rápidas de segundos (presets) */
.timer-presets {
    display: flex;
    justify-content: space-between;
    width: 100%;
    gap: 6px;
}

.timer-btn-preset {
    flex: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.timer-btn-preset:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border-color: rgba(var(--accent-rgb), 0.3);
}

.timer-btn-preset.selected {
    border-color: var(--accent-color);
    color: var(--accent-color);
    background: rgba(var(--accent-rgb), 0.05);
}

/* ==========================================
   BOTÃO DE APAGAR HISTÓRICO
   ========================================== */
.reset-history-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.btn-reset-workout {
    background: transparent;
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #ef4444;
    padding: 10px 16px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.btn-reset-workout:hover {
    background: rgba(239, 68, 68, 0.08);
    border-color: #ef4444;
    transform: translateY(-1px);
}

.btn-reset-workout svg {
    width: 16px;
    height: 16px;
}

/* ==========================================
   RESPONSIVIDADE (MEDIA QUERIES)
   ========================================== */

/* Telas menores (Mobile) */
@media (max-width: 600px) {
    .app-container {
        padding-top: 16px;
        padding-bottom: 160px; /* Mais espaço para o timer flutuante no celular */
    }
    
    header {
        margin-bottom: 24px;
    }
    
    .logo-section h1 {
        font-size: 1.8rem;
    }
    
    .workout-target-group {
        font-size: 1.4rem;
    }
    
    .day-tab-btn {
        min-width: 90px;
        padding: 10px 6px;
    }
    
    .day-tab-btn .day-number {
        font-size: 0.7rem;
    }
    
    .day-tab-btn .day-muscle {
        font-size: 0.75rem;
    }
    
    /* Reposiciona o cronômetro para o meio/inferior no celular de forma a não tampar a visão */
    .timer-widget {
        bottom: 16px;
        left: 16px;
        right: 16px;
        width: calc(100% - 32px);
        border-radius: 20px;
    }
    
    .exercise-card {
        padding: 12px 16px;
        border-radius: 14px;
    }
    
    .exercise-name {
        font-size: 0.95rem;
    }
    
    .series-value {
        font-size: 0.95rem;
    }
}