/*!
 * MVP Point of Sale - Main Stylesheet
 * Mobile First — conceitos adaptados do Ant Design Mobile
 * Estratégia: estilos base para mobile, expandindo com min-width para telas maiores
 */

/* =========================================================
   1. DESIGN TOKENS (CSS Variables)
   Baseado em: Tematização fácil via CSS-variables (ADM)
   ========================================================= */
:root {
    /* Cores */
    --color-primary: #2563eb;
    --color-primary-dark: #1e40af;
    --color-primary-light: #dbeafe;
    --color-secondary: #64748b;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-background: #f1f5f9;
    --color-surface: #ffffff;
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-border: #e2e8f0;

    /* Espaçamento — base mobile, pode ser sobrescrito */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Bordas */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* Touch targets — mínimo WCAG 2.5.5 (48px) */
    --touch-target: 48px;

    /* Alturas de Input */
    --input-height: 48px;

    /* Tipografia */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;

    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.10);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.12);

    /* Bottom nav height */
    --bottom-nav-height: 64px;
}

/* Dark mode: respeita preferência do sistema */
@media (prefers-color-scheme: dark) {
    :root {
        --color-primary: #93c5fd;
        --color-primary-dark: #60a5fa;
        --color-primary-light: #1e3a5f;
        --color-secondary: #94a3b8;
        --color-success: #34d399;
        --color-warning: #fbbf24;
        --color-error: #f87171;
        --color-background: #0f172a;
        --color-surface: #1e293b;
        --color-text: #f1f5f9;
        --color-text-muted: #94a3b8;
        --color-border: #334155;
    }
}

/* Sobrescrita manual via atributo (botão toggle futuro) */
[data-theme="dark"] {
    --color-primary: #93c5fd;
    --color-primary-dark: #60a5fa;
    --color-primary-light: #1e3a5f;
    --color-secondary: #94a3b8;
    --color-success: #34d399;
    --color-warning: #fbbf24;
    --color-error: #f87171;
    --color-background: #0f172a;
    --color-surface: #1e293b;
    --color-text: #f1f5f9;
    --color-text-muted: #94a3b8;
    --color-border: #334155;
}

[data-theme="light"] {
    --color-primary: #2563eb;
    --color-primary-dark: #1e40af;
    --color-primary-light: #dbeafe;
    --color-background: #f1f5f9;
    --color-surface: #ffffff;
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-border: #e2e8f0;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    /* Espaço para a bottom nav no mobile */
    padding-bottom: var(--bottom-nav-height);
    min-height: 100dvh;
}

/* Remove padding-bottom no desktop (bottom nav vira top nav) */
@media (min-width: 768px) {
    body {
        padding-bottom: 0;
    }
}

/* =========================================================
   3. LAYOUT — Container
   ========================================================= */
.container {
    width: 100%;
    padding: 0 var(--spacing-md);
    margin: 0 auto;
}

@media (min-width: 768px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1024px) {
    .container {
        max-width: 1200px;
    }
}

/* =========================================================
   4. HEADER — Compacto no mobile
   ========================================================= */
.app-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.app-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
}

/* Logo */
.logo {
    font-size: var(--font-size-lg);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text);
    text-decoration: none;
}

/* Nav desktop — oculta no mobile */
.app-header nav {
    display: none;
}

@media (min-width: 768px) {
    .app-header nav {
        display: flex;
        align-items: center;
        gap: var(--spacing-xs);
    }

    .app-header .container {
        height: 64px;
    }
}

.app-header nav a {
    color: var(--color-text-muted);
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: background 0.2s, color 0.2s;
    font-weight: 500;
    font-size: var(--font-size-sm);
    min-height: var(--touch-target);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.app-header nav a:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.app-header nav a.active {
    background: var(--color-primary);
    color: white;
}

/* =========================================================
   5. BOTTOM NAVIGATION (mobile) — Estilo ADM TabBar
   ========================================================= */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bottom-nav-height);
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: stretch;
    z-index: 200;
    box-shadow: 0 -4px 12px rgba(0,0,0,0.08);
}

/* Oculta a bottom nav no desktop */
@media (min-width: 768px) {
    .bottom-nav {
        display: none;
    }
}

.bottom-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    text-decoration: none;
    color: var(--color-text-muted);
    font-size: 0.65rem;
    font-weight: 500;
    transition: color 0.2s;
    /* Touch target mínimo */
    min-height: var(--touch-target);
    padding: var(--spacing-xs);
    border: none;
    background: none;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.bottom-nav-item:active {
    background: var(--color-primary-light);
}

.bottom-nav-item.active {
    color: var(--color-primary);
}

.bottom-nav-item img {
    width: 22px;
    height: 22px;
    transition: filter 0.2s;
    /* ícones claros no dark mode via filter */
    filter: brightness(0) invert(0.5);
}

.bottom-nav-item.active img {
    filter: none;
    /* tinge de azul: primary #2563eb */
    filter: invert(31%) sepia(91%) saturate(1800%) hue-rotate(213deg) brightness(97%) contrast(95%);
}

@media (prefers-color-scheme: dark) {
    .bottom-nav-item img {
        filter: brightness(0) invert(0.6);
    }
    .bottom-nav-item.active img {
        filter: brightness(0) invert(0.85) sepia(1) hue-rotate(180deg) saturate(3);
    }
}

/* =========================================================
   6. MAIN CONTENT
   ========================================================= */
main {
    padding: var(--spacing-md) 0;
}

@media (min-width: 768px) {
    main {
        padding: var(--spacing-xl) 0;
    }
}

/* =========================================================
   7. HERO SECTION
   ========================================================= */
.hero {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    padding: var(--spacing-lg) var(--spacing-md);
    margin: 0 var(--spacing-md) var(--spacing-md);
    border-radius: var(--radius-md);
}

.hero-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.hero h2 {
    font-size: clamp(1.5rem, 5vw, 2.5rem);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.hero .subtitle {
    font-size: var(--font-size-md);
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
}

@media (min-width: 480px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

/* =========================================================
   8. FEATURE CARDS (Home)
   ========================================================= */
.features {
    padding: var(--spacing-md) 0;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-lg);
    }
}

.feature-card {
    background: var(--color-surface);
    padding: var(--spacing-lg) var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid var(--color-border);
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
    color: inherit;
    display: block;
    /* Touch target confortável */
    min-height: var(--touch-target);
    -webkit-tap-highlight-color: transparent;
}

.feature-card.feature-btn {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.feature-card.feature-btn .feature-icon {
    color: white;
    filter: brightness(0) invert(1) opacity(0.9);
}

.feature-card:active {
    transform: scale(0.97);
}

@media (hover: hover) {
    .feature-card:hover {
        transform: translateY(-3px);
        box-shadow: var(--shadow-md);
    }
    .feature-card.feature-btn:hover {
        background: var(--color-primary-dark);
        border-color: var(--color-primary-dark);
    }
}

.feature-icon {
    width: 2rem;
    height: 2rem;
    display: block;
    margin: 0 auto var(--spacing-sm);
    fill: currentColor;
}

/* =========================================================
   9. ÍCONES
   ========================================================= */
.logo-icon {
    width: 2rem;
    height: 2rem;
    vertical-align: middle;
    flex-shrink: 0;
    filter: brightness(0) invert(1) opacity(0.9);
}

.tab-icon {
    width: 1.25rem;
    height: 1.25rem;
    vertical-align: middle;
    flex-shrink: 0;
    filter: brightness(0) invert(1) opacity(0.9);
}

/* =========================================================
   10. PAGE HEADER
   ========================================================= */
.page-header {
    background: var(--color-surface);
    padding: var(--spacing-md) 0;
    margin-bottom: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.page-header h2 {
    font-size: clamp(1.25rem, 4vw, 1.75rem);
    font-weight: 700;
}

/* =========================================================
   11. BOTÕES — Touch-friendly
   ========================================================= */
.btn,
.btn-primary,
.btn-secondary,
.btn-add,
.btn-edit,
.btn-remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0 var(--spacing-lg);
    min-height: var(--touch-target);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: var(--font-size-md);
    cursor: pointer;
    border: none;
    transition: all 0.18s ease;
    font-family: inherit;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
    white-space: nowrap;
}

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

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

.btn-primary:active {
    transform: scale(0.97);
}

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

.btn-secondary:hover {
    background: #475467;
}

.btn-secondary:active {
    transform: scale(0.97);
}

.btn-add {
    background: var(--color-success);
    color: white;
    font-size: var(--font-size-sm);
    padding: 0 var(--spacing-md);
}

.btn-add:hover {
    background: #059669;
    box-shadow: 0 4px 10px rgba(16, 185, 129, 0.25);
}

.btn-edit {
    background: var(--color-surface);
    color: var(--color-primary);
    border: 1px solid var(--color-border);
    font-size: var(--font-size-xs);
    padding: 0 var(--spacing-sm);
    min-height: 36px;
}

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

.btn-remove {
    background: #fee2e2;
    color: var(--color-error);
    border: 1px solid #fca5a5;
    font-size: var(--font-size-xs);
    padding: 0 var(--spacing-sm);
    min-height: 36px;
}

.btn-remove:hover {
    background: var(--color-error);
    color: white;
    border-color: var(--color-error);
}

.btn-sm {
    padding: 0 var(--spacing-sm);
    min-height: 36px;
    font-size: var(--font-size-sm);
}

/* =========================================================
   12. FORMULÁRIOS — Mobile First, touch-friendly
   ========================================================= */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.form-group input,
.form-group select,
.form-group textarea,
.form-control {
    width: 100%;
    min-height: var(--input-height);
    padding: 0 var(--spacing-md);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: var(--font-size-md);
    background: var(--color-surface);
    color: var(--color-text);
    transition: border-color 0.2s, box-shadow 0.2s;
    appearance: auto;
    -webkit-appearance: auto;
}

.form-group textarea {
    min-height: 100px;
    padding: var(--spacing-sm) var(--spacing-md);
    resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus,
.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.form-group small {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* Checkbox touch-friendly */
.form-group.checkbox-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-height: var(--touch-target);
}

.form-group.checkbox-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: 0;
    font-weight: 500;
    font-size: var(--font-size-md);
    color: var(--color-text);
    cursor: pointer;
}

.form-group.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    min-height: unset;
    cursor: pointer;
    accent-color: var(--color-primary);
    flex-shrink: 0;
}

/* Options de select */
select option {
    background: var(--color-surface);
    color: var(--color-text);
}

/* =========================================================
   13. MODAL
   ========================================================= */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: flex-end;
    z-index: 1000;
    backdrop-filter: blur(2px);
}

/* Bottom sheet no mobile */
.modal-content {
    background: var(--color-surface);
    padding: var(--spacing-xl) var(--spacing-lg);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    width: 100%;
    max-height: 90dvh;
    overflow-y: auto;
    position: relative;
    animation: sheetUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes sheetUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

/* Desktop: modal centralizado */
@media (min-width: 768px) {
    .modal-overlay {
        align-items: center;
    }

    .modal-content {
        border-radius: var(--radius-lg);
        width: 90%;
        max-width: 520px;
        max-height: 85vh;
        animation: modalIn 0.25s ease;
    }

    @keyframes modalIn {
        from { opacity: 0; transform: scale(0.94); }
        to { opacity: 1; transform: scale(1); }
    }
}

.close-modal {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-lg);
    color: var(--color-text-muted);
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    border: none;
    background: none;
    min-width: var(--touch-target);
    min-height: var(--touch-target);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

/* =========================================================
   14. TABELAS — Scroll horizontal elegante
   ========================================================= */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-sm);
    /* Gradiente visual indicando scroll */
    background:
        linear-gradient(to right, var(--color-surface) 30%, transparent),
        linear-gradient(to left, var(--color-surface) 30%, transparent) right,
        radial-gradient(farthest-side at left, rgba(0,0,0,0.12), transparent) left,
        radial-gradient(farthest-side at right, rgba(0,0,0,0.12), transparent) right;
    background-repeat: no-repeat;
    background-size: 40px 100%, 40px 100%, 14px 100%, 14px 100%;
    background-attachment: local, local, scroll, scroll;
}

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

.sales-table th,
.sales-table td {
    padding: var(--spacing-xs) var(--spacing-sm);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}

.sales-table th {
    background: var(--color-surface);
    font-weight: 600;
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: sticky;
    top: 0;
}

.sales-table td {
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

.sales-table tbody tr {
    transition: background 0.15s;
}

.sales-table tbody tr:hover {
    background: rgba(37, 99, 235, 0.04);
}

.empty-row {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--spacing-xl) !important;
    white-space: normal !important;
    font-size: var(--font-size-sm);
}

/* =========================================================
   15. CARD BOX
   ========================================================= */
.card-box {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.card-box h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* =========================================================
   16. SUMMARY BOX
   ========================================================= */
.summary-box {
    background: var(--color-surface);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    margin-top: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.summary-box div {
    font-size: var(--font-size-sm);
}

.summary-box div span {
    font-weight: 600;
    color: var(--color-primary);
}

@media (min-width: 480px) {
    .summary-box {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

/* =========================================================
   17. TOAST NOTIFICATIONS
   ========================================================= */
.toast-container {
    position: fixed;
    /* Mobile: topo (não bloqueia bottom nav) */
    top: calc(56px + var(--spacing-sm));
    left: var(--spacing-md);
    right: var(--spacing-md);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    pointer-events: none;
}

@media (min-width: 768px) {
    .toast-container {
        top: auto;
        bottom: var(--spacing-lg);
        right: var(--spacing-lg);
        left: auto;
        width: 400px;
    }
}

.toast {
    pointer-events: auto;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    animation: toastSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    border-left: 4px solid var(--color-primary);
}

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

@media (min-width: 768px) {
    @keyframes toastSlideIn {
        from { transform: translateX(40px); opacity: 0; }
        to { transform: translateX(0); opacity: 1; }
    }
}

.toast.toast-success {
    border-left-color: var(--color-success);
    color: #065f46;
    background: #f0fdf4;
}

.toast.toast-error {
    border-left-color: var(--color-error);
    color: #991b1b;
    background: #fef2f2;
}

.toast.toast-info {
    border-left-color: var(--color-primary);
    color: #1e40af;
    background: #eff6ff;
}

@media (prefers-color-scheme: dark) {
    .toast.toast-success { background: #052e16; color: #86efac; }
    .toast.toast-error { background: #2d0a0a; color: #fca5a5; }
    .toast.toast-info { background: #0c1a40; color: #93c5fd; }
}

.toast .toast-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.toast .toast-content {
    flex: 1;
}

.toast .toast-close {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    opacity: 0.6;
    color: inherit;
    padding: 0;
    min-width: 32px;
    min-height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toast .toast-close:hover { opacity: 1; }

/* =========================================================
   18. SALE / EVENT RESULT
   ========================================================= */
.sale-result,
.event-result {
    position: fixed;
    top: calc(56px + var(--spacing-sm));
    left: var(--spacing-md);
    right: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    animation: toastSlideIn 0.3s ease;
}

@media (min-width: 768px) {
    .sale-result,
    .event-result {
        top: auto;
        bottom: var(--spacing-xl);
        right: var(--spacing-xl);
        left: auto;
        min-width: 300px;
        max-width: 420px;
    }
}

.sale-result.success,
.event-result.success {
    border-left: 4px solid var(--color-success);
}

.sale-result.error,
.event-result.error {
    border-left: 4px solid var(--color-error);
}

.event-result.error {
    background: #fef2f2;
    color: #991b1b;
}

.event-result.success {
    background: #f0fdf4;
    color: #065f46;
}

.sale-result-content,
.event-result-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.sale-result h3,
.event-result-content h3 {
    font-size: var(--font-size-md);
}

.sale-result p,
.event-result-content p {
    font-size: var(--font-size-sm);
}

.sale-result .btn-close,
.btn-close {
    margin-top: var(--spacing-sm);
    background: rgba(0,0,0,0.08);
    color: inherit;
    border: none;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 500;
    align-self: flex-start;
}

.btn-close:hover {
    background: rgba(0,0,0,0.15);
}

/* =========================================================
   19. PRODUCT ITEMS (Carrinho / Eventos)
   ========================================================= */
.product-item {
    background: var(--color-background);
    color: var(--color-text);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-height: var(--touch-target);
}

.product-item .product-name {
    flex: 1;
    font-weight: 600;
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

.product-item .product-price {
    color: var(--color-text-muted);
    min-width: 70px;
    font-size: var(--font-size-xs);
}

.product-quantity {
    padding: var(--spacing-sm);
    width: 64px;
    height: var(--input-height);
    text-align: center;
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--color-border);
    font-size: var(--font-size-md);
    background: var(--color-surface);
    color: var(--color-text);
}

/* =========================================================
   20. CATALOG / PRODUCTS LIST
   ========================================================= */
.products-list table {
    width: 100%;
}

.products-list th {
    text-align: left;
    font-weight: 600;
    color: var(--color-text-muted);
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
}

.products-list td {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    font-size: var(--font-size-sm);
    color: var(--color-text);
}

.products-list .price-format {
    font-weight: 600;
    color: var(--color-primary);
}

.type-pill {
    display: inline-flex;
    align-items: center;
    padding: 3px var(--spacing-sm);
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

@media (prefers-color-scheme: dark) {
    .type-pill {
        background: #1e3a5f;
        color: #93c5fd;
    }
}

/* =========================================================
   21. BADGE
   ========================================================= */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

/* =========================================================
   22. TABS (navegação interna de páginas)
   ========================================================= */
.tab-nav {
    display: flex;
    gap: var(--spacing-xs);
    border-bottom: 2px solid var(--color-border);
    margin-bottom: var(--spacing-lg);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.tab-nav::-webkit-scrollbar { display: none; }

.tab-nav-btn {
    background: none;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    min-height: var(--touch-target);
    white-space: nowrap;
    -webkit-tap-highlight-color: transparent;
}

.tab-nav-btn:hover { color: var(--color-primary); }

.tab-nav-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.tab-nav-btn .badge {
    background: var(--color-border);
    color: var(--color-text);
}

.tab-nav-btn.active .badge {
    background: var(--color-primary);
    color: white;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.25s ease-in-out;
}

.tab-pane.active { display: block; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Tabs de relatórios */
.reports-tabs {
    display: flex;
    overflow-x: auto;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}

.reports-tabs::-webkit-scrollbar { display: none; }

.tab-btn {
    background: var(--color-surface);
    border: 1.5px solid var(--color-border);
    color: var(--color-text-muted);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all 0.2s;
    min-height: var(--touch-target);
    white-space: nowrap;
    -webkit-tap-highlight-color: transparent;
}

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

.tab-btn.active {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* =========================================================
   23. TIPOS MANAGER GRID
   ========================================================= */
.types-manager-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

@media (min-width: 768px) {
    .types-manager-grid {
        grid-template-columns: 1fr 2fr;
    }
}

/* =========================================================
   24. FILTROS (Relatórios)
   ========================================================= */
.filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: flex-end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    flex: 1;
    min-width: 140px;
}

.filter-group label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.filter-group select,
.filter-group input[type="date"] {
    min-height: var(--input-height);
    padding: 0 var(--spacing-sm);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: var(--font-size-sm);
    background: var(--color-surface);
    color: var(--color-text);
}

/* =========================================================
   25. FOOTER
   ========================================================= */
.app-footer {
    text-align: center;
    padding: var(--spacing-lg) 0;
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    border-top: 1px solid var(--color-border);
    margin-top: var(--spacing-xl);
    /* Garante que não fique atrás da bottom nav */
    margin-bottom: var(--bottom-nav-height);
}

@media (min-width: 768px) {
    .app-footer {
        margin-bottom: 0;
    }
}

/* =========================================================
   26. ANIMAÇÕES UTILITÁRIAS
   ========================================================= */
@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

/* Drawer / confirm overlay */
.drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 300;
    display: flex;
    align-items: flex-end;
    backdrop-filter: blur(2px);
}

.drawer-content {
    width: 100%;
    background: var(--color-surface);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: var(--spacing-xl) var(--spacing-lg);
    animation: sheetUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (min-width: 768px) {
    .drawer-overlay {
        align-items: center;
        justify-content: center;
    }
    .drawer-content {
        border-radius: var(--radius-lg);
        max-width: 440px;
        width: 90%;
        animation: modalIn 0.25s ease;
    }
}