/* ============================================
   MinhaCozinha - Estilos Base
   Mobile-first responsive design
   Com suporte a Light/Dark Theme
   ============================================ */

/* ============================================
   TEMA LIGHT: Terracota & Creme
   ============================================ */
:root {
    /* Cores principais */
    --primary: #C45C26;
    --primary-dark: #A34A1E;
    --primary-light: #D97B4A;
    --secondary: #D97706;

    /* Status */
    --success: #16A34A;
    --warning: #D97706;
    --danger: #DC2626;

    /* Cores de fundo */
    --bg-primary: #FDF8F3;
    --bg-secondary: #FAF5EF;
    --bg-card: #FFFFFF;
    --bg-hover: #F5EDE4;

    /* Cores de texto */
    --text-primary: #3D2914;
    --text-secondary: #6B5344;
    --text-muted: #9C8B7D;
    --text-inverse: #FFFFFF;

    /* Bordas */
    --border-color: #E8DFD5;
    --border-radius: 8px;
    --border-radius-lg: 12px;

    /* Sombras */
    --shadow-sm: 0 1px 2px rgba(61, 41, 20, 0.05);
    --shadow: 0 1px 3px rgba(61, 41, 20, 0.1), 0 1px 2px rgba(61, 41, 20, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(61, 41, 20, 0.1), 0 2px 4px -1px rgba(61, 41, 20, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(61, 41, 20, 0.1), 0 4px 6px -2px rgba(61, 41, 20, 0.05);

    /* Espaçamentos */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Categorias - cores de fundo (light) */
    --cat-hortifruti-bg: #dcfce7;
    --cat-hortifruti-text: #166534;
    --cat-carnes-bg: #fecaca;
    --cat-carnes-text: #991b1b;
    --cat-laticinios-bg: #fef3c7;
    --cat-laticinios-text: #92400e;
    --cat-enlatados-bg: #e0e7ff;
    --cat-enlatados-text: #3730a3;
    --cat-massas-bg: #ffe4e6;
    --cat-massas-text: #9f1239;
    --cat-congelados-bg: #cffafe;
    --cat-congelados-text: #0e7490;
    --cat-snacks-bg: #fce7f3;
    --cat-snacks-text: #9d174d;
    --cat-limpeza-bg: #d1fae5;
    --cat-limpeza-text: #047857;
    --cat-higiene-bg: #ede9fe;
    --cat-higiene-text: #5b21b6;
    --cat-outros-bg: #f1f5f9;
    --cat-outros-text: #475569;

    /* Status badges */
    --badge-success-bg: #dcfce7;
    --badge-success-text: #166534;
    --badge-warning-bg: #fef3c7;
    --badge-warning-text: #92400e;
    --badge-danger-bg: #fecaca;
    --badge-danger-text: #991b1b;
    --badge-info-bg: #e0e7ff;
    --badge-info-text: #3730a3;
}

/* ============================================
   TEMA DARK: Escuro Aconchegante
   ============================================ */
.dark {
    /* Cores principais */
    --primary: #D97B4A;
    --primary-dark: #E8936A;
    --primary-light: #C45C26;
    --secondary: #E09F5C;

    /* Status */
    --success: #22C55E;
    --warning: #FBBF24;
    --danger: #EF4444;

    /* Cores de fundo */
    --bg-primary: #1A1614;
    --bg-secondary: #1F1B19;
    --bg-card: #252120;
    --bg-hover: #302A27;

    /* Cores de texto */
    --text-primary: #F5EDE6;
    --text-secondary: #C9B9AA;
    --text-muted: #8B7D72;
    --text-inverse: #1A1614;

    /* Bordas */
    --border-color: #3D3533;

    /* Sombras */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);

    /* Categorias - cores de fundo (dark - invertidas) */
    --cat-hortifruti-bg: #14532d;
    --cat-hortifruti-text: #86efac;
    --cat-carnes-bg: #7f1d1d;
    --cat-carnes-text: #fca5a5;
    --cat-laticinios-bg: #78350f;
    --cat-laticinios-text: #fde68a;
    --cat-enlatados-bg: #312e81;
    --cat-enlatados-text: #c7d2fe;
    --cat-massas-bg: #881337;
    --cat-massas-text: #fecdd3;
    --cat-congelados-bg: #164e63;
    --cat-congelados-text: #a5f3fc;
    --cat-snacks-bg: #831843;
    --cat-snacks-text: #fbcfe8;
    --cat-limpeza-bg: #064e3b;
    --cat-limpeza-text: #a7f3d0;
    --cat-higiene-bg: #4c1d95;
    --cat-higiene-text: #ddd6fe;
    --cat-outros-bg: #334155;
    --cat-outros-text: #e2e8f0;

    /* Status badges (dark) */
    --badge-success-bg: #14532d;
    --badge-success-text: #86efac;
    --badge-warning-bg: #78350f;
    --badge-warning-text: #fde68a;
    --badge-danger-bg: #7f1d1d;
    --badge-danger-text: #fca5a5;
    --badge-info-bg: #312e81;
    --badge-info-text: #c7d2fe;
}

/* ============================================
   Transições Suaves para Mudança de Tema
   ============================================ */
html {
    transition: background-color 0.3s ease;
}

body,
.card,
.modal,
.nav,
.header,
input,
select,
textarea,
button,
.badge,
.alert,
.toast,
.compra-item,
.receita-card {
    transition: background-color 0.3s ease,
                color 0.3s ease,
                border-color 0.3s ease,
                box-shadow 0.3s ease;
}

/* Reset básico */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

/* ============================================
   Layout Principal
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md);
}

/* Header */
.header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ============================================
   Logo MinhaCozinha - Estilo Moderno
   ============================================ */
.logo-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.logo-brand .logo-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.1));
}

.logo-brand .logo-text {
    display: flex;
    align-items: baseline;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
}

.logo-brand .logo-minha {
    font-weight: 400;
    color: var(--text-secondary);
    margin-right: 1px;
}

.logo-brand .logo-cozinha {
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Logo grande (login, hero) */
.logo-brand.logo-lg .logo-icon {
    font-size: 2rem;
}

.logo-brand.logo-lg .logo-text {
    font-size: 1.75rem;
}

/* Logo extra grande (login desktop) */
.logo-brand.logo-xl .logo-icon {
    font-size: 2.5rem;
}

.logo-brand.logo-xl .logo-text {
    font-size: 2.5rem;
}

/* Logo branca (para fundos escuros/coloridos) */
.logo-brand.logo-white .logo-minha {
    color: rgba(255, 255, 255, 0.8);
}

.logo-brand.logo-white .logo-cozinha {
    background: linear-gradient(135deg, #FFFFFF 0%, rgba(255,255,255,0.9) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hover effect */
.logo-brand:hover .logo-cozinha {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-brand.logo-white:hover .logo-cozinha {
    background: linear-gradient(135deg, #FFFFFF 0%, #FFFFFF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Navegação */
.nav {
    display: flex;
    gap: var(--spacing-xs);
}

.nav a {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    transition: all 0.2s;
}

.nav a:hover,
.nav a.active {
    background: var(--primary);
    color: var(--text-inverse);
}

/* ============================================
   Cards
   ============================================ */
.card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* ============================================
   Grid de Cards (Dashboard)
   ============================================ */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Botões
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: var(--text-inverse);
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--secondary);
    color: var(--text-inverse);
}

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

.btn-warning {
    background: var(--warning);
    color: white;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-outline:hover {
    background: var(--bg-hover);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1rem;
}

.btn-icon {
    padding: var(--spacing-sm);
    width: 36px;
    height: 36px;
}

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

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.form-control {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background: var(--bg-card);
    color: var(--text-primary);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(196, 92, 38, 0.15);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-row {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236B5344' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.dark select.form-control {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23C9B9AA' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
}

/* ============================================
   Tabela
   ============================================ */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
    background: var(--bg-secondary);
}

tr:hover {
    background: var(--bg-hover);
}

/* ============================================
   Badges/Tags
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
}

.badge-success {
    background: var(--badge-success-bg);
    color: var(--badge-success-text);
}

.badge-warning {
    background: var(--badge-warning-bg);
    color: var(--badge-warning-text);
}

.badge-danger {
    background: var(--badge-danger-bg);
    color: var(--badge-danger-text);
}

.badge-info {
    background: var(--badge-info-bg);
    color: var(--badge-info-text);
}

/* Categorias */
.badge-cat {
    font-size: 0.7rem;
}

.badge-Hortifruti { background: var(--cat-hortifruti-bg); color: var(--cat-hortifruti-text); }
.badge-Carnes { background: var(--cat-carnes-bg); color: var(--cat-carnes-text); }
.badge-Laticinios { background: var(--cat-laticinios-bg); color: var(--cat-laticinios-text); }
.badge-Enlatados { background: var(--cat-enlatados-bg); color: var(--cat-enlatados-text); }
.badge-Massas { background: var(--cat-massas-bg); color: var(--cat-massas-text); }
.badge-Congelados { background: var(--cat-congelados-bg); color: var(--cat-congelados-text); }
.badge-Snacks { background: var(--cat-snacks-bg); color: var(--cat-snacks-text); }
.badge-Limpeza { background: var(--cat-limpeza-bg); color: var(--cat-limpeza-text); }
.badge-Higiene { background: var(--cat-higiene-bg); color: var(--cat-higiene-text); }
.badge-Outros { background: var(--cat-outros-bg); color: var(--cat-outros-text); }

/* ============================================
   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;
    z-index: 1000;
    padding: var(--spacing-md);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
}

.dark .modal-overlay {
    background: rgba(0, 0, 0, 0.7);
}

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

.modal {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: transform 0.2s;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.modal-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    line-height: 1;
}

.modal-close:hover {
    color: var(--text-primary);
}

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

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* ============================================
   Lista de Compras - Checkbox Style
   ============================================ */
.compra-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    transition: background 0.2s;
}

.compra-item:hover {
    background: var(--bg-hover);
}

.compra-item.comprado {
    opacity: 0.5;
}

.compra-item.comprado .compra-nome {
    text-decoration: line-through;
}

.compra-check {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}

.compra-check.checked {
    background: var(--success);
    border-color: var(--success);
    color: white;
}

.compra-info {
    flex: 1;
}

.compra-nome {
    font-weight: 500;
    color: var(--text-primary);
}

.compra-detalhe {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ============================================
   Receitas - Grid de Cards
   ============================================ */
.receita-card {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
}

.receita-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.receita-img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    background: var(--bg-secondary);
}

.receita-content {
    padding: var(--spacing-md);
}

.receita-nome {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.receita-meta {
    display: flex;
    gap: var(--spacing-sm);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.receita-favorita {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    color: var(--warning);
    font-size: 1.25rem;
}

/* ============================================
   Estatísticas Dashboard
   ============================================ */
.stat-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ============================================
   Alertas
   ============================================ */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.alert-warning {
    background: var(--badge-warning-bg);
    color: var(--badge-warning-text);
    border: 1px solid var(--warning);
}

.alert-danger {
    background: var(--badge-danger-bg);
    color: var(--badge-danger-text);
    border: 1px solid var(--danger);
}

.alert-success {
    background: var(--badge-success-bg);
    color: var(--badge-success-text);
    border: 1px solid var(--success);
}

/* ============================================
   Filtros
   ============================================ */
.filtros {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.filtro-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    font-size: 0.875rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.filtro-btn:hover,
.filtro-btn.active {
    background: var(--primary);
    color: var(--text-inverse);
    border-color: var(--primary);
}

/* ============================================
   Empty State
   ============================================ */
.empty-state {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state-text {
    margin-bottom: var(--spacing-md);
}

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

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ============================================
   Toast Notifications
   ============================================ */
.toast-container {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    background: var(--bg-card);
    color: var(--text-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    animation: slideIn 0.3s ease;
}

.toast.success {
    background: var(--success);
    color: white;
    border-color: var(--success);
}

.toast.error {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ============================================
   Theme Toggle Button
   ============================================ */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 1.25rem;
    transition: all 0.2s;
}

.theme-toggle:hover {
    background: var(--bg-hover);
    border-color: var(--primary);
}

/* ============================================
   Utilities
   ============================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-primary-color { color: var(--primary); }

.bg-primary-color { background-color: var(--bg-primary); }
.bg-card { background-color: var(--bg-card); }
.bg-secondary-color { background-color: var(--bg-secondary); }

.border-themed { border-color: var(--border-color); }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }

/* ============================================
   Responsivo - Mobile
   ============================================ */
@media (max-width: 640px) {
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .nav {
        width: 100%;
        justify-content: center;
    }

    .nav a {
        flex: 1;
        text-align: center;
        padding: var(--spacing-sm);
        font-size: 0.75rem;
    }

    .modal {
        max-height: 100vh;
        border-radius: 0;
    }

    .table-container {
        font-size: 0.875rem;
    }

    th, td {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .toast-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
        bottom: 80px;
    }
}

/* ============================================
   Indicador Online/Offline
   ============================================ */
.online-status {
    position: fixed;
    top: 10px;
    right: 10px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.online-status.online {
    background: var(--badge-success-bg);
    color: var(--badge-success-text);
}

.online-status.offline {
    background: var(--badge-danger-bg);
    color: var(--badge-danger-text);
}

.online-status.syncing {
    background: var(--badge-warning-bg);
    color: var(--badge-warning-text);
}

.online-status span {
    font-size: 0.625rem;
}

/* Mobile: indicador menor e no canto */
@media (max-width: 640px) {
    .online-status {
        top: auto;
        bottom: 76px;
        right: 10px;
        padding: 4px 8px;
        font-size: 0.625rem;
    }
}

/* Animacao de pulse para sincronizacao */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-pulse {
    animation: pulse 1.5s ease-in-out infinite;
}

/* ==========================================
   PWA Install Banner
   ========================================== */

#pwaInstallBanner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    padding: 16px;
    transform: translateY(100%);
    transition: transform 0.3s ease-out;
}

#pwaInstallBanner.show {
    transform: translateY(0);
}

.pwa-banner {
    background: linear-gradient(135deg, #C45C26 0%, #A84B1E 100%);
    border-radius: 16px;
    padding: 16px;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 500px;
    margin: 0 auto;
    border: none;
}

.pwa-banner-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pwa-banner-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.pwa-banner-text {
    flex: 1;
}

.pwa-banner-text strong {
    display: block;
    font-size: 1rem;
    color: #FFFFFF;
    margin-bottom: 2px;
}

.pwa-banner-text p {
    margin: 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
}

.pwa-banner-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.pwa-banner-actions .btn {
    padding: 8px 16px;
    font-size: 0.875rem;
    background: rgba(255, 255, 255, 0.2);
    color: #FFFFFF;
    border: 1px solid rgba(255, 255, 255, 0.3);
    white-space: nowrap;
    flex-shrink: 0;
}

.pwa-banner-actions .btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.pwa-banner-actions .btn-primary {
    background: #FFFFFF;
    color: #C45C26;
    border: none;
    font-weight: 600;
}

.pwa-banner-actions .btn-primary:hover {
    background: #F5F5F5;
}

/* Esconde conteudo ate verificar autenticacao */
.auth-loading {
    opacity: 0;
    pointer-events: none;
}

.auth-ready {
    opacity: 1;
    transition: opacity 0.2s ease;
}

/* Mobile: banner ocupa largura total */
@media (max-width: 640px) {
    #pwaInstallBanner {
        padding: 12px;
        padding-bottom: calc(12px + env(safe-area-inset-bottom));
    }

    .pwa-banner {
        padding: 14px;
    }

    .pwa-banner-icon {
        font-size: 2rem;
    }

    .pwa-banner-text strong {
        font-size: 0.95rem;
    }

    .pwa-banner-text p {
        font-size: 0.8rem;
    }

    .pwa-banner-actions .btn {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
}