/**
 * Estilos Globais - Lista da Dila v1.0
 * Design System com variáveis CSS
 */

/* ========================================
   IMPORTAR FONTE
   ======================================== */
@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800&display=swap');

/* ========================================
   VARIÁVEIS CSS
   ======================================== */
:root {
    /* Cores principais */
    --cor-primaria: #E91E8C;
    --cor-primaria-hover: #D11A7D;
    --cor-primaria-suave: #FCE4F0;
    --cor-secundaria: #7C3AED;
    --cor-secundaria-suave: #EDE9FE;
    
    /* Cores de estado */
    --cor-verde: #10B981;
    --cor-verde-suave: #D1FAE5;
    --cor-vermelho: #EF4444;
    --cor-vermelho-suave: #FEE2E2;
    --cor-amarelo: #F59E0B;
    --cor-amarelo-suave: #FEF3C7;
    
    /* Cores neutras */
    --cor-cinza: #6B7280;
    --cor-cinza-claro: #9CA3AF;
    --cor-cinza-muito-claro: #F3F4F6;
    --cor-texto: #1F2937;
    --cor-texto-claro: #9CA3AF;
    
    /* Fundos */
    --cor-fundo: #FDF6FB;
    --cor-fundo-edu: #0F172A;
    --cor-fundo-card: #FFFFFF;
    
    /* Layout */
    --borda-radius: 16px;
    --borda-radius-sm: 8px;
    --borda-radius-lg: 24px;
    --sombra: 0 4px 24px rgba(0, 0, 0, 0.08);
    --sombra-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --sombra-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    
    /* Tipografia */
    --fonte: 'Nunito', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    --fonte-size-xs: 12px;
    --fonte-size-sm: 14px;
    --fonte-size-base: 16px;
    --fonte-size-lg: 18px;
    --fonte-size-xl: 20px;
    --fonte-size-2xl: 24px;
    --fonte-size-3xl: 30px;
    
    /* Espaçamento */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    
    /* Transições */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;
    
    /* Z-index */
    --z-dropdown: 100;
    --z-modal: 200;
    --z-toast: 300;
}

/* ========================================
   RESET E BASE
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--fonte);
    font-size: var(--fonte-size-base);
    line-height: 1.6;
    color: var(--cor-texto);
    background-color: var(--cor-fundo);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   TIPOGRAFIA
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
}

h1 { font-size: var(--fonte-size-3xl); }
h2 { font-size: var(--fonte-size-2xl); }
h3 { font-size: var(--fonte-size-xl); }
h4 { font-size: var(--fonte-size-lg); }

a {
    color: var(--cor-primaria);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--cor-primaria-hover);
}

/* ========================================
   UTILITÁRIOS
   ======================================== */
.container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-center { text-align: center; }
.text-muted { color: var(--cor-cinza); }

/* ========================================
   BOTÕES
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    font-family: var(--fonte);
    font-size: var(--fonte-size-lg);
    font-weight: 700;
    border: none;
    border-radius: var(--borda-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: 56px;
    text-decoration: none;
}

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-primary {
    background: var(--cor-primaria);
    color: white;
    box-shadow: 0 4px 14px rgba(233, 30, 140, 0.35);
}

.btn-primary:hover:not(:disabled) {
    background: var(--cor-primaria-hover);
    box-shadow: 0 6px 20px rgba(233, 30, 140, 0.45);
}

.btn-secondary {
    background: var(--cor-cinza-muito-claro);
    color: var(--cor-texto);
}

.btn-secondary:hover:not(:disabled) {
    background: #E5E7EB;
}

.btn-success {
    background: var(--cor-verde);
    color: white;
}

.btn-block {
    width: 100%;
}

/* ========================================
   FORMULÁRIOS
   ======================================== */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--cor-texto);
}

.form-input,
.form-select {
    width: 100%;
    padding: var(--spacing-md);
    font-family: var(--fonte);
    font-size: var(--fonte-size-lg);
    border: 2px solid var(--cor-cinza-muito-claro);
    border-radius: var(--borda-radius-sm);
    background: white;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    min-height: 56px;
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--cor-primaria);
    box-shadow: 0 0 0 3px var(--cor-primaria-suave);
}

.form-input::placeholder {
    color: var(--cor-cinza-claro);
}

/* ========================================
   CARDS
   ======================================== */
.card {
    background: var(--cor-fundo-card);
    border-radius: var(--borda-radius);
    box-shadow: var(--sombra);
    padding: var(--spacing-lg);
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--cor-cinza-muito-claro);
}

.card-title {
    font-size: var(--fonte-size-lg);
    font-weight: 700;
}

/* ========================================
   CHECKBOX CUSTOMIZADO
   ======================================== */
.item-check {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    border-radius: 12px;
    cursor: pointer;
    transition: background var(--transition-fast);
    min-height: 56px;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.item-check:hover {
    background: var(--cor-cinza-muito-claro);
}

.item-check:active {
    transform: scale(0.98);
}

.item-check input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 28px;
    height: 28px;
    border: 2.5px solid var(--cor-primaria);
    border-radius: 8px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    background: white;
}

.item-check input:checked ~ .checkbox-custom {
    background: var(--cor-primaria);
    border-color: var(--cor-primaria);
}

.item-check input:checked ~ .checkbox-custom::after {
    content: '✓';
    color: white;
    font-size: 16px;
    font-weight: 800;
}

.item-nome {
    font-size: var(--fonte-size-lg);
    font-weight: 600;
    flex: 1;
    transition: color var(--transition-fast);
}

.item-check input:checked ~ .item-nome {
    color: var(--cor-cinza);
}

.item-check:has(input:checked) {
    background: var(--cor-primaria-suave);
}

.item-check:has(input:checked):hover {
    background: var(--cor-primaria-suave);
}

/* Badge para item personalizado */
.item-badge {
    font-size: var(--fonte-size-xs);
    padding: 2px 8px;
    background: var(--cor-secundaria-suave);
    color: var(--cor-secundaria);
    border-radius: 20px;
    font-weight: 600;
}

/* ========================================
   MODAL
   ======================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: white;
    border-radius: var(--borda-radius-lg);
    padding: var(--spacing-xl);
    width: 100%;
    max-width: 400px;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.modal-title {
    font-size: var(--fonte-size-xl);
    font-weight: 800;
}

.modal-close {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--cor-cinza-muito-claro);
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast);
}

.modal-close:hover {
    background: #E5E7EB;
}

.modal-body {
    margin-bottom: var(--spacing-lg);
}

.modal-footer {
    display: flex;
    gap: var(--spacing-sm);
}

.modal-footer .btn {
    flex: 1;
}

/* ========================================
   TOAST / NOTIFICAÇÕES
   ======================================== */
.toast-container {
    position: fixed;
    top: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-toast);
    width: 100%;
    max-width: 400px;
    padding: 0 var(--spacing-md);
    pointer-events: none;
}

.toast {
    background: var(--cor-texto);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--borda-radius);
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--sombra-lg);
    transform: translateY(-100px);
    opacity: 0;
    transition: all var(--transition-normal);
    pointer-events: auto;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-success {
    background: var(--cor-verde);
}

.toast-error {
    background: var(--cor-vermelho);
}

/* ========================================
   LOADING
   ======================================== */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--cor-cinza-muito-claro);
    border-top-color: var(--cor-primaria);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

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

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

@keyframes slideUp {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-50px);
    }
}

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

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.animate-fadeIn {
    animation: fadeIn var(--transition-normal) ease forwards;
}

.animate-fadeInUp {
    animation: fadeInUp var(--transition-normal) ease forwards;
}

.animate-slideUp {
    animation: slideUp var(--transition-slow) ease forwards;
}

.animate-pulse {
    animation: pulse 0.3s ease;
}

/* ========================================
   BARRA DE PROGRESSO
   ======================================== */
.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--cor-cinza-muito-claro);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--cor-primaria), var(--cor-secundaria));
    border-radius: 4px;
    transition: width var(--transition-normal);
}

/* ========================================
   CONFETE
   ======================================== */
.confetti-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: var(--z-toast);
    overflow: hidden;
}

.confetti {
    position: absolute;
    width: 10px;
    height: 10px;
    opacity: 0;
}

@keyframes confetti-fall {
    0% {
        opacity: 1;
        transform: translateY(-100px) rotate(0deg);
    }
    100% {
        opacity: 0;
        transform: translateY(100vh) rotate(720deg);
    }
}

/* ========================================
   RESPONSIVO
   ======================================== */
@media (max-width: 480px) {
    :root {
        --fonte-size-3xl: 26px;
        --fonte-size-2xl: 22px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .modal {
        padding: var(--spacing-lg);
    }
}

/* ========================================
   TEMA ESCURO (automático)
   ======================================== */
@media (prefers-color-scheme: dark) {
    .tema-auto {
        --cor-fundo: #0F172A;
        --cor-fundo-card: #1E293B;
        --cor-texto: #F1F5F9;
        --cor-texto-claro: #94A3B8;
        --cor-cinza-muito-claro: #334155;
    }
    
    .tema-auto .form-input,
    .tema-auto .form-select {
        background: var(--cor-fundo-card);
        color: var(--cor-texto);
        border-color: var(--cor-cinza-muito-claro);
    }
    
    .tema-auto .modal {
        background: var(--cor-fundo-card);
    }
    
    .tema-auto .modal-close {
        background: var(--cor-cinza-muito-claro);
        color: var(--cor-texto);
    }
}