/* ==========================================================================
   Proposta360 — Componentes
   Botões, campos, cartões, badges, modais, toasts e navegação.

   Regras aplicadas em todo componente interativo:
     • alvo de toque mínimo de 44px;
     • feedback de pressão sem deslocar o layout (scale, não margin);
     • transições de 160-220ms;
     • estados definidos nos dois temas.
   ========================================================================== */

/* --- Botões --------------------------------------------------------------- */
.btn {
    --btn-bg: var(--surface);
    --btn-fg: var(--text);
    --btn-border: var(--border);

    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 44px;
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-sm);
    border: 1px solid var(--btn-border);
    background: var(--btn-bg);
    color: var(--btn-fg);
    font-size: var(--text-base);
    font-weight: var(--weight-semibold);
    letter-spacing: var(--tracking-normal);
    white-space: nowrap;
    cursor: pointer;
    user-select: none;
    transition:
        background-color var(--duration-fast) var(--ease-out),
        border-color var(--duration-fast) var(--ease-out),
        box-shadow var(--duration-fast) var(--ease-out),
        transform var(--duration-fast) var(--ease-out),
        opacity var(--duration-fast) var(--ease-out);
}

.btn:hover:not(:disabled) {
    background: var(--bg-subtle);
    border-color: var(--border-strong);
}

/* Escala no toque: dá resposta tátil sem mexer nos elementos vizinhos. */
.btn:active:not(:disabled) {
    transform: scale(0.97);
}

.btn:disabled,
.btn[aria-disabled='true'] {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    --btn-bg: var(--brand);
    --btn-fg: var(--text-on-brand);
    --btn-border: transparent;
    background: var(--gradient-brand);
    box-shadow: var(--shadow-brand);
}

.btn-primary:hover:not(:disabled) {
    background: var(--gradient-brand);
    filter: brightness(1.08);
    box-shadow: var(--shadow-brand), var(--shadow-md);
}

.btn-accent {
    --btn-fg: #fff;
    --btn-border: transparent;
    background: var(--gradient-accent);
    box-shadow: 0 8px 24px rgb(217 119 6 / 0.28);
}

.btn-accent:hover:not(:disabled) {
    filter: brightness(1.06);
}

.btn-success {
    --btn-bg: var(--success);
    --btn-fg: #fff;
    --btn-border: transparent;
}

.btn-danger {
    --btn-bg: var(--danger);
    --btn-fg: #fff;
    --btn-border: transparent;
}

/* Botões sólidos coloridos precisam do próprio hover. Sem isto, caem no
   hover genérico (fundo cinza-claro) mantendo o texto branco — ilegível. */
.btn-success:hover:not(:disabled),
.btn-danger:hover:not(:disabled) {
    background: var(--btn-bg);
    border-color: transparent;
    color: #fff;
    filter: brightness(0.92);
}

.btn-ghost {
    --btn-bg: transparent;
    --btn-border: transparent;
    color: var(--text-muted);
}

.btn-ghost:hover:not(:disabled) {
    background: var(--bg-subtle);
    color: var(--text);
    border-color: transparent;
}

.btn-sm {
    min-height: 36px;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    border-radius: var(--radius-xs);
}

.btn-lg {
    min-height: 52px;
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-md);
    border-radius: var(--radius-md);
}

.btn-block {
    width: 100%;
}

/* Botão só de ícone: mantém 44px de área mesmo com glifo de 20px. */
.btn-icon {
    min-width: 44px;
    width: 44px;
    height: 44px;
    padding: 0;
}

.btn-icon.btn-sm {
    min-width: 36px;
    width: 36px;
    height: 36px;
}

/* --- Campos --------------------------------------------------------------- */
.field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.field-label {
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    color: var(--text);
}

.field-hint {
    font-size: var(--text-xs);
    color: var(--text-muted);
    line-height: var(--leading-snug);
}

.field-error {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    color: var(--danger);
}

.input,
.textarea,
.select {
    width: 100%;
    min-height: 44px;
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text);
    font-size: var(--text-base);
    transition:
        border-color var(--duration-fast) var(--ease-out),
        box-shadow var(--duration-fast) var(--ease-out),
        background-color var(--duration-fast) var(--ease-out);
}

.input::placeholder,
.textarea::placeholder {
    color: var(--text-subtle);
}

.input:hover,
.textarea:hover,
.select:hover {
    border-color: var(--border-strong);
}

.input:focus,
.textarea:focus,
.select:focus {
    outline: none;
    border-color: var(--brand);
    box-shadow: 0 0 0 3px var(--brand-ring);
}

.input[aria-invalid='true'] {
    border-color: var(--danger);
}

.textarea {
    min-height: 110px;
    resize: vertical;
    line-height: var(--leading-normal);
}

.select {
    appearance: none;
    padding-right: var(--space-10);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-3) center;
    background-size: 18px;
    cursor: pointer;
}

/* Campo com ícone à esquerda (busca). */
.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group .icon {
    position: absolute;
    left: var(--space-3);
    color: var(--text-subtle);
    pointer-events: none;
}

.input-group .input {
    padding-left: calc(var(--space-4) + var(--icon-md));
}

/* Interruptor */
.switch {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    cursor: pointer;
    min-height: 44px;
}

.switch input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.switch-track {
    position: relative;
    flex-shrink: 0;
    width: 44px;
    height: 26px;
    border-radius: var(--radius-full);
    background: var(--border-strong);
    transition: background-color var(--duration-base) var(--ease-out);
}

.switch-track::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #fff;
    box-shadow: var(--shadow-sm);
    transition: transform var(--duration-base) var(--ease-spring);
}

.switch input:checked + .switch-track {
    background: var(--brand);
}

.switch input:checked + .switch-track::after {
    transform: translateX(18px);
}

.switch input:focus-visible + .switch-track {
    box-shadow: 0 0 0 3px var(--brand-ring);
}

/* Caixa de seleção como pílula (filtros) */
.chip {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 40px;
    padding: var(--space-2) var(--space-4);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    background: var(--surface);
    color: var(--text-muted);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-out);
}

.chip:hover {
    border-color: var(--border-strong);
    color: var(--text);
}

.chip[aria-pressed='true'],
.chip.is-active {
    background: var(--brand-soft);
    border-color: transparent;
    color: var(--brand-soft-text);
}

.chip input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

/* --- Cartões -------------------------------------------------------------- */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border-subtle);
}

.card-title {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-md);
    font-weight: var(--weight-semibold);
}

.card-title .icon {
    color: var(--text-muted);
}

.card-body {
    padding: var(--space-6);
}

.card-body-flush {
    padding: 0;
}

/* Cartão que responde ao toque — usado em listas navegáveis. */
.card-interactive {
    cursor: pointer;
    transition:
        border-color var(--duration-fast) var(--ease-out),
        box-shadow var(--duration-base) var(--ease-out),
        transform var(--duration-fast) var(--ease-out);
}

.card-interactive:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-md);
}

.card-interactive:active {
    transform: scale(0.995);
}

/* --- Badges --------------------------------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 3px var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--weight-semibold);
    line-height: 1.5;
    white-space: nowrap;
    background: var(--bg-subtle);
    color: var(--text-muted);
}

.badge .icon {
    width: 13px;
    height: 13px;
}

/* Status usa cor + ícone: nunca só cor, para não excluir daltônicos. */
.badge-draft { background: var(--bg-subtle); color: var(--text-muted); }
.badge-sent { background: var(--warning-soft); color: var(--warning-soft-text); }
.badge-approved { background: var(--success-soft); color: var(--success-soft-text); }
.badge-rejected { background: var(--danger-soft); color: var(--danger-soft-text); }
.badge-brand { background: var(--brand-soft); color: var(--brand-soft-text); }
.badge-accent { background: var(--accent-soft); color: var(--accent-soft-text); }

/* Ponto pulsante para "ao vivo" / lead quente. */
.pulse-dot {
    position: relative;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}

.pulse-dot::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: inherit;
    animation: pulse-ring 2s var(--ease-out) infinite;
}

@keyframes pulse-ring {
    0% { transform: scale(1); opacity: 0.7; }
    100% { transform: scale(2.8); opacity: 0; }
}

/* --- Avatar --------------------------------------------------------------- */
.avatar {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--gradient-brand);
    color: #fff;
    font-size: var(--text-sm);
    font-weight: var(--weight-semibold);
    flex-shrink: 0;
    user-select: none;
}

.avatar-lg { width: 48px; height: 48px; font-size: var(--text-md); }

/* --- Modal ---------------------------------------------------------------- */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    /* Scrim forte o bastante para isolar o conteúdo em foco. */
    background: var(--scrim);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    animation: fade-in var(--duration-fast) var(--ease-out);
}

.modal-overlay.is-open,
.modal-overlay.active {
    display: flex;
}

.modal {
    width: 100%;
    max-width: 480px;
    max-height: calc(100dvh - var(--space-8));
    display: flex;
    flex-direction: column;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    animation: scale-in var(--duration-base) var(--ease-spring);
    overflow: hidden;
}

/* Seletor de modelos precisa de mais largura que um diálogo comum. */
.modal-lg { max-width: 720px; }

/* --- Cartões de modelo de proposta ---------------------------------------- */
.template-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: var(--space-3);
}

.template-card {
    display: flex;
    gap: var(--space-3);
    align-items: flex-start;
    width: 100%;
    padding: var(--space-4);
    text-align: left;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: border-color var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out),
                transform var(--duration-fast) var(--ease-out);
}

.template-card:hover {
    border-color: var(--brand);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.template-card:focus-visible {
    outline: 2px solid var(--brand);
    outline-offset: 2px;
}

.template-card__icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    color: var(--brand);
    background: var(--brand-subtle, var(--bg-subtle));
    border-radius: var(--radius-md);
}

.template-card__body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.template-card__name { font-size: var(--text-sm); color: var(--text); }
.template-card__desc { font-size: var(--text-xs); color: var(--text-muted); line-height: var(--leading-normal); }
.template-card__meta { margin-top: var(--space-1); font-size: var(--text-xs); color: var(--text-subtle, var(--text-muted)); }

.modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-6) var(--space-6) var(--space-4);
}

.modal-header h3 {
    font-size: var(--text-lg);
}

.modal-body {
    padding: 0 var(--space-6) var(--space-4);
    overflow-y: auto;
    color: var(--text-muted);
    line-height: var(--leading-relaxed);
}

.modal-footer {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6) var(--space-6);
}

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

/* Em telas pequenas o modal vira folha inferior — padrão nativo. */
@media (max-width: 640px) {
    .modal-overlay {
        align-items: flex-end;
        padding: 0;
    }

    .modal {
        max-width: none;
        border-radius: var(--radius-xl) var(--radius-xl) 0 0;
        padding-bottom: var(--safe-bottom);
        animation: sheet-up var(--duration-base) var(--ease-out);
    }
}

@keyframes sheet-up {
    from { transform: translateY(100%); }
    to { transform: none; }
}

/* --- Toasts --------------------------------------------------------------- */
.toast-container {
    position: fixed;
    top: calc(var(--safe-top) + var(--space-4));
    right: var(--space-4);
    left: auto;
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    pointer-events: none;
    max-width: min(400px, calc(100vw - var(--space-8)));
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-left: 3px solid var(--text-muted);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    pointer-events: auto;
    animation: toast-in var(--duration-base) var(--ease-out);
}

.toast.hiding {
    animation: toast-out var(--duration-fast) var(--ease-in-out) forwards;
}

.toast-icon { flex-shrink: 0; margin-top: 1px; }
.toast-content { flex: 1; min-width: 0; }
.toast-title { font-size: var(--text-sm); font-weight: var(--weight-semibold); }
.toast-message { font-size: var(--text-sm); color: var(--text-muted); word-break: break-word; }

.toast.success { border-left-color: var(--success); }
.toast.success .toast-icon { color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.error .toast-icon { color: var(--danger); }
.toast.warning { border-left-color: var(--warning); }
.toast.warning .toast-icon { color: var(--warning); }
.toast.info { border-left-color: var(--info); }
.toast.info .toast-icon { color: var(--info); }

@keyframes toast-in {
    from { opacity: 0; transform: translateX(24px); }
    to { opacity: 1; transform: none; }
}

@keyframes toast-out {
    to { opacity: 0; transform: translateX(24px); }
}

/* No celular o toast vem de baixo, acima da barra de navegação. */
@media (max-width: 640px) {
    .toast-container {
        top: auto;
        bottom: calc(var(--bottombar-height) + var(--safe-bottom) + var(--space-3));
        left: var(--space-3);
        right: var(--space-3);
        max-width: none;
    }

    .toast { animation-name: toast-in-mobile; }
}

@keyframes toast-in-mobile {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: none; }
}

/* --- Estados -------------------------------------------------------------- */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-12) var(--space-6);
    gap: var(--space-3);
}

.empty-state-icon {
    display: grid;
    place-items: center;
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-2);
    border-radius: var(--radius-xl);
    background: var(--bg-subtle);
    color: var(--text-subtle);
}

.empty-state h3 { font-size: var(--text-lg); }
.empty-state p { color: var(--text-muted); max-width: 44ch; }
.empty-state .btn { margin-top: var(--space-3); }

.spinner {
    width: 28px;
    height: 28px;
    border: 2.5px solid var(--border);
    border-top-color: var(--brand);
    border-radius: 50%;
    animation: spin 700ms linear infinite;
}

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

.loading {
    display: grid;
    place-items: center;
    padding: var(--space-12);
}

/* Esqueleto para carregamento — reserva o espaço e evita layout shift. */
.skeleton {
    background: linear-gradient(90deg, var(--bg-subtle) 25%, var(--border-subtle) 50%, var(--bg-subtle) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.4s linear infinite;
    border-radius: var(--radius-xs);
}

@keyframes shimmer {
    to { background-position: -200% 0; }
}

/* --- Barra de progresso --------------------------------------------------- */
.progress {
    height: 6px;
    border-radius: var(--radius-full);
    background: var(--bg-subtle);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    border-radius: inherit;
    background: var(--gradient-brand);
    transition: width var(--duration-slow) var(--ease-out);
}

/* --- Abas ----------------------------------------------------------------- */
.tabs {
    display: flex;
    gap: var(--space-1);
    padding: var(--space-1);
    background: var(--bg-subtle);
    border-radius: var(--radius-md);
    overflow-x: auto;
    scrollbar-width: none;
}

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

.tab {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 38px;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-xs);
    color: var(--text-muted);
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
    white-space: nowrap;
    transition: all var(--duration-fast) var(--ease-out);
}

.tab:hover { color: var(--text); }

.tab.active,
.tab[aria-selected='true'] {
    background: var(--surface);
    color: var(--text);
    box-shadow: var(--shadow-xs);
}

/* --- Divisor com rótulo ---------------------------------------------------- */
.divider-label {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin: var(--space-6) 0;
    color: var(--text-subtle);
}

.divider-label::before,
.divider-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

/* --- Medidor de força de senha -------------------------------------------- */
.password-strength { margin-top: var(--space-2); }

.password-strength__bar {
    height: 4px;
    border-radius: var(--radius-full);
    background: var(--bg-subtle);
    overflow: hidden;
}

.password-strength__bar span {
    display: block;
    height: 100%;
    width: 0;
    border-radius: inherit;
    transition: width var(--duration-base) var(--ease-out), background-color var(--duration-base) var(--ease-out);
}

.password-strength__label {
    font-size: var(--text-xs);
    margin-top: var(--space-1);
    color: var(--text-muted);
}

.password-strength.level-0 .password-strength__bar span { width: 20%; background: var(--danger); }
.password-strength.level-1 .password-strength__bar span { width: 40%; background: #f97316; }
.password-strength.level-2 .password-strength__bar span { width: 60%; background: var(--warning); }
.password-strength.level-3 .password-strength__bar span { width: 80%; background: var(--success); }
.password-strength.level-4 .password-strength__bar span { width: 100%; background: var(--success); }

/* --- Identidade da marca --------------------------------------------------
   Vive nos componentes, não no shell da aplicação: a landing e as telas de
   autenticação usam a mesma marca e não carregam app.css.                  */
.brand {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    white-space: nowrap;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3) var(--space-5);
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    letter-spacing: var(--tracking-tight);
    color: var(--text);
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: var(--radius-sm);
    background: var(--gradient-brand);
    color: #fff;
    box-shadow: var(--shadow-brand);
    flex-shrink: 0;
}

/* --- Importar proposta pronta (PDF) --------------------------------------- */
.import-card {
    display: flex;
    gap: var(--space-4);
    align-items: center;
    width: 100%;
    padding: var(--space-5);
    text-align: left;
    background: var(--surface);
    border: 1px dashed var(--brand);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: background var(--duration-fast) var(--ease-out),
                box-shadow var(--duration-fast) var(--ease-out);
}

.import-card:hover {
    background: var(--bg-subtle);
    box-shadow: var(--shadow-md);
}

.import-card:focus-visible {
    outline: 2px solid var(--brand);
    outline-offset: 2px;
}

.import-card__icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    color: var(--brand);
    background: var(--brand-subtle, var(--bg-subtle));
    border-radius: var(--radius-md);
}

.import-card__body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }

/* Separador com rótulo no meio da linha. */
.import-divider {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin: var(--space-5) 0;
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
}

.import-divider::before,
.import-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}