:root {
    /* Light Theme Colors */
    --primary-color: #4F46E5;
    --primary-hover: #4338CA;
    --bg-color: #F3F4F6;
    --card-bg: rgba(255, 255, 255, 0.7);
    --text-color: #1F2937;
    --text-muted: #6B7280;
    --border-color: rgba(255, 255, 255, 0.5);
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;
    --item-bg: rgba(255, 255, 255, 0.9);
    --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);

    /* Variables */
    --border-radius: 12px;
    --transition-speed: 0.3s;
}

.dark-theme {
    --primary-color: #818CF8;
    --primary-hover: #6366F1;
    --bg-color: #111827;
    --card-bg: rgba(31, 41, 55, 0.7);
    --text-color: #F9FAFB;
    --text-muted: #9CA3AF;
    --border-color: rgba(255, 255, 255, 0.1);
    --item-bg: rgba(55, 65, 81, 0.9);
    --shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color var(--transition-speed), color var(--transition-speed);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Glassmorphism utility */
.glass {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

/* Base elements */
input,
select,
button {
    font-family: inherit;
    font-size: 1rem;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
    transition: all var(--transition-speed);
}

.hidden {
    display: none !important;
}

/* Header */
.app-header {
    display: flex;
    flex-direction: column;
    padding: 0.8rem 5%;
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
    box-sizing: border-box;
}

.header-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.header-sub-bar {
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin-top: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-color);
}

.header-sub-bar .sub-total {
    font-weight: 600;
    color: var(--primary-color);
}

.logo-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    /* Reduzido de 0.75rem para economizar espaço */
    overflow: hidden;
    /* Evita que texto longo quebre o layout */
}

.logo-title h1 {
    font-size: 1.3rem;
    /* Aumentado de 1.1rem */
    font-weight: 700;
    white-space: nowrap;
    /* Impede que o título quebre em várias linhas */
    overflow: hidden;
    text-overflow: ellipsis;
    /* Adiciona '...' se o título for muito longo */
}

.logo {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.header-actions {
    display: flex;
    gap: 1rem;
}

.header-actions button {
    font-size: 1.25rem;
    color: var(--text-color);
}

.header-actions button:hover {
    color: var(--primary-color);
    transform: scale(1.1);
}

/* Header Options Dropdown */
.header-options-dropdown {
    position: absolute;
    top: 5.2rem;
    right: 2%;
    background: var(--card-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    z-index: 200;
    min-width: 200px;
    max-width: 95vw;
    /* Nao deixa passar da largura da tela */
    padding: 0.5rem;
    transform-origin: top right;
    transition: transform 0.2s ease-out, opacity 0.2s ease-out;
}

.header-options-dropdown.hidden {
    display: none !important;
    transform: scale(0.95);
    opacity: 0;
}

.header-options-dropdown ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.header-options-dropdown ul li button {
    width: 100%;
    text-align: left;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    font-weight: 500;
}

.header-options-dropdown ul li button:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Main Container */
.container {
    padding: 1.5rem 5%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    flex: 1;
}

.card {
    padding: 1.5rem;
}

/* Form Styles */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.input-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-color);
}

.required {
    color: var(--danger-color);
}

.input-group input,
.input-group select {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--item-bg);
    color: var(--text-color);
    outline: none;
    transition: border-color var(--transition-speed);
}

.input-group input:focus,
.input-group select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}

.input-group input[readonly] {
    background-color: rgba(0, 0, 0, 0.05);
    cursor: not-allowed;
}

.dark-theme .input-group input[readonly] {
    background-color: rgba(255, 255, 255, 0.05);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.full-width {
    grid-column: 1 / -1;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    width: 100%;
    margin-top: 1rem;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.btn-secondary {
    background-color: var(--item-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    width: 100%;
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.feedback-msg {
    margin-top: 1rem;
    padding: 0.75rem;
    border-radius: 8px;
    text-align: center;
    font-size: 0.9rem;
    font-weight: 500;
}

.feedback-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.feedback-error {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

.feedback-warning {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
    border: 1px solid var(--warning-color);
}

/* List Items */
.list-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--item-bg);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: transform var(--transition-speed);
}

.list-item:hover {
    transform: translateX(4px);
    border-color: var(--primary-color);
}

.item-info {
    flex: 1;
}

.item-name {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.item-name.bought {
    text-decoration: line-through;
    color: var(--text-muted);
}

.item-details {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.item-actions {
    display: flex;
    gap: 0.5rem;
}

.icon-btn {
    padding: 0.5rem;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
}

.dark-theme .icon-btn {
    background: rgba(255, 255, 255, 0.05);
}

.icon-btn:hover {
    background: var(--primary-color);
    color: white;
}

.icon-btn.delete:hover {
    background: var(--danger-color);
}

.icon-btn.toggle[data-bought="true"] {
    color: var(--success-color);
}

.empty-state {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Summaries */
.summary-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.summary-card {
    padding: 1.25rem;
    text-align: center;
}

.summary-card h3 {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.summary-details {
    font-size: 1.1rem;
    font-weight: 600;
}

.summary-card.general {
    background: var(--primary-color);
    color: white;
}

.summary-card.general h3 {
    color: rgba(255, 255, 255, 0.8);
}

.summary-card.waiting h3 {
    color: var(--warning-color);
}

.summary-card.bought h3 {
    color: var(--success-color);
}

/* Modals */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    z-index: 300;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--bg-color);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-body {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.saved-list-card {
    padding: 1rem;
    background: var(--item-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.saved-list-card>div:first-child {
    display: flex;
    flex-direction: column;
}

.saved-list-card .item-actions {
    justify-content: flex-end;
}

/* Responsive 
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }

    .header-actions button:not(.hamburger-menu, #themeToggle) {
        display: none;
    }
}
*/

/* --- MEDIA QUERY PARA CELULARES --- */

@media (max-width: 480px) {
    .app-header {
        padding: 0.8rem 3%;
        /* Padding menor em telas muito pequenas */
    }

    /* Aumenta as fontes gerais para melhor leitura */
    body {
        font-size: 16px;
        /* Garante tamanho de fonte legível */
    }

    .logo-title h1 {
        font-size: 1.2rem;
        /* Fonte ainda menor */
    }

    .header-actions {
        gap: 0.5rem;
        /* Menor espaçamento entre ícones */
    }

    .header-actions button {
        font-size: 1.4rem;
        /* Ícones maiores para clicar com o dedo */
    }

    .list-item {
        padding: 0.8rem;
        /* Ajuste no padding da lista */
    }

    .header-sub-bar {
        flex-wrap: wrap;
        gap: 0.2rem;
    }

    .header-options-dropdown {
        right: 1%;
        top: 5.2rem;
        /* Ajuste fino da posição */
    }
}

@media (min-width: 1200px) {
    .app-header {
        /* Centraliza o header em telas gigantes igual ao container */
        max-width: 1200px;
        margin: 0 auto;
        /* Adiciona um pequeno raio de borda para ficar elegante */
        border-radius: 0 0 var(--border-radius) var(--border-radius);
    }
}
/* --- Ajustes finais para Header Responsivo --- */

/* Header alinhado com o container */
.app-header {
    padding: 0.8rem 2%;       /* reduzido para não “espalhar” */
    max-width: 1200px;        /* igual ao container */
    margin: 0 auto;           /* centraliza */
    box-sizing: border-box;
}

/* Tipografia e espaçamento para tablets */
@media (max-width: 768px) {
    .logo-title h1 {
        font-size: 1.1rem;    /* título proporcional */
    }
    .header-sub-bar {
        font-size: 0.8rem;    /* texto auxiliar menor */
    }
}

/* Ajuste fino para celulares */
@media (max-width: 480px) {
    .app-header {
        padding: 0.6rem 2%;   /* ainda mais compacto */
    }
    .logo-title h1 {
        font-size: 1rem;      /* título proporcional */
    }
    .header-actions {
        gap: 0.5rem;          /* menos espaço entre ícones */
    }
    .header-actions button {
        font-size: 1.4rem;    /* ícones maiores para toque */
    }
}

/* Header em telas grandes */
@media (min-width: 1200px) {
    .app-header {
        max-width: 1200px;
        margin: 0 auto;
        border-radius: 0 0 var(--border-radius) var(--border-radius);
    }
}
/* --- Ajustes finais de responsividade --- */

/* Header alinhado com o container */
.app-header {
    padding: 0.8rem 2%;
    max-width: 1200px;
    margin: 0 auto;
    box-sizing: border-box;
}

/* Tipografia e espaçamento para tablets */
@media (max-width: 768px) {
    .logo-title h1 {
        font-size: 1.1rem;
    }
    .header-sub-bar {
        font-size: 0.8rem;
    }

    /* Inputs em coluna em telas menores */
    .form-grid {
        grid-template-columns: 1fr;
    }
}

/* Ajuste fino para celulares */
@media (max-width: 480px) {
    .app-header {
        padding: 0.6rem 2%;
    }
    .logo-title h1 {
        font-size: 1rem;
    }
    .header-actions {
        gap: 0.5rem;
    }
    .header-actions button {
        font-size: 1.4rem;
    }
    .list-item {
        padding: 0.8rem;
    }

    /* Summary Cards em coluna única */
    .summary-section {
        grid-template-columns: 1fr;
    }
    .summary-card {
        text-align: left;
    }
}

/* Header em telas grandes */
@media (min-width: 1200px) {
    .app-header {
        max-width: 1200px;
        margin: 0 auto;
        border-radius: 0 0 var(--border-radius) var(--border-radius);
    }
}

/* --- Ajustes de responsividade para Summary Cards --- */
.summary-card {
    padding: 1.5rem;
    border-radius: var(--border-radius);
}

.summary-card h3 {
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    margin-bottom: 0.5rem;
}

.summary-details {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    font-weight: 600;
}

/* Destaque visual mais claro */
.summary-card.waiting {
    border: 2px solid var(--warning-color);
}

.summary-card.bought {
    border: 2px solid var(--success-color);
}
/* --- Ajuste extra para celulares grandes (ex: Redmi 9i) --- */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr; /* força coluna única */
    }
    .summary-section {
        grid-template-columns: 1fr; /* cards também em coluna única */
    }
}