/**
 * Alista — Componentes e padrões UX reutilizáveis
 * Complementa theme.css, app-shell.css e estilos inline do app.
 */

/* ===== Base ===== */
body {
    font-family: var(--font-family);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== Foco acessível (teclado) ===== */
:focus {
    outline: none;
}

:focus-visible {
    outline: var(--focus-ring-width) solid var(--focus-ring-color);
    outline-offset: var(--focus-ring-offset);
}

button:focus-visible,
a:focus-visible,
[role="button"]:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: var(--focus-ring-width) solid var(--focus-ring-color);
    outline-offset: var(--focus-ring-offset);
}

.panel-btn:focus-visible,
.submit-btn:focus-visible,
.top-action-btn:focus-visible,
.header-btn:focus-visible,
.confirm-primary:focus-visible,
.confirm-cancel:focus-visible,
.confirm-delete:focus-visible,
.side-menu-item:focus-visible {
    outline: var(--focus-ring-width) solid var(--focus-ring-color);
    outline-offset: var(--focus-ring-offset);
}

/* ===== Botões — estados consistentes ===== */
.panel-btn,
.submit-btn,
.top-action-btn,
.header-btn,
.confirm-primary,
.confirm-cancel,
.confirm-delete,
.btn-fechar-compra {
    transition:
        background var(--transition-base),
        border-color var(--transition-base),
        color var(--transition-base),
        box-shadow var(--transition-base),
        transform var(--transition-fast),
        opacity var(--transition-base);
}

.panel-btn:active:not(:disabled),
.submit-btn:active:not(:disabled),
.top-action-btn:active:not(:disabled),
.confirm-primary:active:not(:disabled) {
    transform: scale(0.98);
}

.panel-btn:disabled,
.submit-btn:disabled,
.top-action-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
}

.top-action-btn:active:not(:disabled) {
    border-color: var(--accent, #2563eb);
    background: var(--accent-glow, rgba(37, 99, 235, 0.12));
}

/* ===== Formulários ===== */
.form-group label .required,
.form-group label [aria-hidden="true"].required-mark,
.pf-field label .required {
    color: var(--danger, #ef4444);
    margin-left: 2px;
    font-weight: var(--font-weight-bold);
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea,
.pf-field.has-error input,
.pf-field.has-error select {
    border-color: var(--danger, #ef4444) !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.18) !important;
}

.form-group .field-error,
.pf-field .field-error {
    display: none;
    margin-top: 6px;
    font-size: var(--app-text-sm, 13px);
    color: var(--danger, #ef4444);
    line-height: var(--line-height-normal);
}

.form-group.has-error .field-error,
.pf-field.has-error .field-error {
    display: block;
}

.form-group input::placeholder,
.form-group textarea::placeholder,
#search-input::placeholder {
    color: var(--text-sub);
    opacity: 0.85;
}

/* ===== Empty states ===== */
.empty-state,
.no-results,
.lc-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.empty-state {
    padding: clamp(48px, 12vw, 80px) var(--app-spacing-lg, 24px);
    gap: var(--app-spacing-sm, 8px);
}

.empty-state .empty-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin-bottom: var(--app-spacing-sm, 8px);
    background: var(--surface2, rgba(148, 163, 184, 0.12));
    border: 1px solid var(--border, rgba(148, 163, 184, 0.2));
    opacity: 1;
}

.empty-state h2 {
    font-size: clamp(17px, 4vw, 19px);
    font-weight: var(--font-weight-semibold);
    color: var(--text);
    margin: 0;
}

.empty-state p {
    font-size: var(--app-text-sm, 14px);
    line-height: var(--line-height-relaxed);
    color: var(--text-sub);
    max-width: 320px;
    margin: 0;
}

.empty-state .panel-btn {
    margin-top: var(--app-spacing, 16px);
    max-width: 280px;
}

.no-results {
    padding: clamp(40px, 10vw, 60px) var(--app-spacing-lg, 24px);
    gap: var(--app-spacing-sm, 8px);
}

/* ===== Top actions — lista vazia ===== */
.top-actions--empty #btn-main-add {
    display: none !important;
}

/* ===== Header subtitle — truncar em vez de ocultar ===== */
.header-subtitle {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    min-width: 0;
}

/* ===== Menu lateral — item ativo ===== */
.side-menu-item[aria-current="page"],
.side-menu-item.is-active {
    background: var(--accent-glow, rgba(37, 99, 235, 0.12));
    border-left: 3px solid var(--accent, #2563eb);
    padding-left: calc(var(--app-edge-inset-x, 10px) + 13px);
}

/* ===== Confirmações ===== */
.confirm-dialog {
    border-radius: var(--app-radius, 16px);
    box-shadow: var(--shadow-lg, 0 8px 32px rgba(15, 23, 42, 0.1));
}

.confirm-dialog h3 {
    font-size: clamp(16px, 4vw, 18px);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
}

.confirm-dialog p {
    font-size: var(--app-text-sm, 14px);
    line-height: var(--line-height-relaxed);
    color: var(--text-sub);
}

.confirm-delete {
    background: var(--danger, #ef4444) !important;
    color: #fff !important;
    border: none !important;
}

/* ===== Toasts ===== */
.toast {
    gap: 10px;
    padding: 12px 16px;
    font-size: var(--app-text-size, 14px);
    line-height: var(--line-height-normal);
    box-shadow: var(--shadow-md, 0 4px 16px rgba(15, 23, 42, 0.08));
}

.toast .toast-icon {
    flex-shrink: 0;
}

/* ===== Tabelas responsivas (admin e painéis) ===== */
@media (max-width: 640px) {
    .admin-table--responsive-cards thead {
        display: none;
    }

    .admin-table--responsive-cards tr {
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid var(--border, var(--admin-border));
    }

    .admin-table--responsive-cards td {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        gap: 12px;
        padding: 4px 0;
        text-align: right;
    }

    .admin-table--responsive-cards td::before {
        content: attr(data-label);
        font-weight: var(--font-weight-semibold);
        font-size: var(--app-text-xs, 11px);
        text-transform: uppercase;
        letter-spacing: 0.04em;
        color: var(--text-sub, var(--admin-text-sub));
        text-align: left;
        flex-shrink: 0;
    }
}

/* ===== Redução de movimento ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ===== Contraste em links (app principal) ===== */
.app-shell a,
.main-content a {
    color: var(--accent, #2563eb);
}

.app-shell a:hover,
.main-content a:hover {
    color: var(--accent-dark, #1d4ed8);
}