:root {
    --verde: #14C46D;
    --verde-escuro: #0FA45A;
    --vermelho: #EB5757;
    --amarelo: #F2C94C;
    --cinza-texto: #4F4F4F;
    --cinza-claro: #F5F6F8;
    --branco: #FFFFFF;
    --sombra: 0 4px 14px rgba(0,0,0,0.06);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background: var(--cinza-claro);
    color: #222;
}

body.tema-escuro {
    background: #121417;
    color: #EDEDED;
}

a { text-decoration: none; color: inherit; }

.app {
    max-width: 480px;
    margin: 0 auto;
    min-height: 100vh;
    position: relative;
    background: var(--cinza-claro);
    padding-bottom: 90px;
}
body.tema-escuro .app { background: #121417; }

/* ---------- Topo ---------- */
.topo {
    background: linear-gradient(160deg, var(--verde), var(--verde-escuro));
    color: #fff;
    padding: 18px 20px 26px;
    border-bottom-left-radius: 28px;
    border-bottom-right-radius: 28px;
    box-shadow: var(--sombra);
}
.topo-conteudo { display: flex; align-items: center; gap: 12px; }
.topo h1 { font-size: 22px; margin: 0; font-weight: 600; }
.topo-voltar { font-size: 22px; color: #fff; }

.navegador-mes {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 14px;
    font-size: 17px;
    font-weight: 600;
}
.navegador-mes a { font-size: 24px; color: #fff; padding: 0 10px; }

.barra-busca {
    display: flex;
    margin-top: 14px;
    background: rgba(255,255,255,0.18);
    border-radius: 24px;
    overflow: hidden;
}
.barra-busca input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 12px 16px;
    color: #fff;
    font-size: 15px;
}
.barra-busca input::placeholder { color: rgba(255,255,255,0.8); }
.barra-busca button { border: none; background: transparent; color: #fff; padding: 0 16px; font-size: 18px; }

.abas-graficos { display: flex; gap: 10px; margin-top: 16px; }
.abas-graficos .aba {
    flex: 1;
    background: rgba(255,255,255,0.15);
    color: #fff;
    border: none;
    padding: 10px 8px;
    border-radius: 10px;
    font-size: 14px;
    cursor: pointer;
}
.abas-graficos .aba.ativa { background: #fff; color: var(--verde-escuro); font-weight: 600; }

.filtros-graficos { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.filtros-graficos select {
    border: none; border-radius: 8px; padding: 8px 10px; font-size: 13px;
}
.botao-filtro {
    background: rgba(255,255,255,0.2);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 13px;
    cursor: pointer;
}
.botao-limpar { background: #fff; color: var(--verde-escuro); font-weight: 600; }

/* ---------- Conteúdo ---------- */
.conteudo { padding: 18px 16px 30px; }

.resumo-cartao {
    background: var(--branco);
    border-radius: 16px;
    box-shadow: var(--sombra);
    padding: 16px 18px;
    display: flex;
    justify-content: space-between;
    margin-top: -22px;
    margin-bottom: 18px;
}
body.tema-escuro .resumo-cartao { background: #1E2126; }
.resumo-label { display:block; font-size: 12px; color: #888; margin-bottom: 4px; }
.resumo-valor { font-size: 18px; }
.resumo-pendente { color: var(--vermelho); }

.vazio {
    text-align: center;
    color: #888;
    margin-top: 60px;
}
.vazio p { font-size: 16px; margin-bottom: 4px; color: #555; }
body.tema-escuro .vazio p { color: #ccc; }

/* ---------- Lista de despesas ---------- */
.lista-despesas { list-style: none; margin: 0; padding: 0; }
.item-despesa {
    background: var(--branco);
    border-radius: 14px;
    margin-bottom: 10px;
    box-shadow: var(--sombra);
    overflow: hidden;
}
body.tema-escuro .item-despesa { background: #1E2126; }
.item-link { display: flex; align-items: center; gap: 12px; padding: 14px; }
.item-icone {
    width: 42px; height: 42px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; flex-shrink: 0;
}
.item-info { flex: 1; min-width: 0; }
.item-titulo { display: block; font-weight: 600; font-size: 15px; }
.item-sub { display: block; font-size: 12px; color: #888; margin-top: 2px; }
.item-valores { text-align: right; }
.item-valor { display: block; font-weight: 700; font-size: 15px; }
.item-status { display: block; font-size: 11px; margin-top: 2px; color: #888; }

.status-vencido .item-valor,
.status-vencido .item-status { color: var(--vermelho); }
.status-pago .item-valor,
.status-pago .item-status { color: var(--verde-escuro); }

.item-acoes {
    display: flex;
    gap: 6px;
    padding: 0 14px 12px;
    justify-content: flex-end;
}
.form-inline { display: inline; }
.botao-icone {
    border: none;
    background: var(--cinza-claro);
    width: 32px; height: 32px;
    border-radius: 8px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 14px;
    cursor: pointer;
    color: #555;
}
body.tema-escuro .botao-icone { background: #2A2E35; color: #ddd; }
.botao-icone-excluir { color: var(--vermelho); }

/* ---------- Botão flutuante + navegação inferior ---------- */
.fab {
    position: fixed;
    bottom: 34px;
    left: 50%;
    transform: translateX(-50%);
    width: 58px; height: 58px;
    background: var(--verde);
    color: #fff;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 30px;
    box-shadow: 0 6px 16px rgba(20,196,109,0.5);
    z-index: 20;
    max-width: 480px;
}

.nav-inferior {
    position: fixed;
    bottom: 0; left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 480px;
    background: var(--branco);
    display: flex;
    justify-content: space-around;
    padding: 14px 0 10px;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.06);
    z-index: 10;
}
body.tema-escuro .nav-inferior { background: #1E2126; }
.nav-inferior a { color: #999; font-size: 22px; padding: 4px 18px; }
.nav-inferior a.ativo { color: var(--verde); }

/* ---------- Formulários ---------- */
.form-despesa, .form-categoria { display: flex; flex-direction: column; gap: 4px; }
.rotulo-topo { text-align: center; font-size: 13px; color: #888; margin-top: 10px; }
.campo-valor {
    display: flex; align-items: baseline; justify-content: center; gap: 6px;
    padding-bottom: 16px; margin-bottom: 10px; border-bottom: 1px solid #ddd;
}
.campo-valor span { font-size: 20px; color: #888; }
.campo-valor input {
    border: none; background: transparent; font-size: 34px; text-align: center;
    width: 100%; color: inherit;
}
.campo-valor input:focus { outline: none; }

.campo { margin-bottom: 16px; display: flex; flex-direction: column; gap: 6px; }
.campo label { font-size: 13px; color: #888; }
.campo input[type=text], .campo input[type=date], .campo input[type=number], .campo select {
    border: none; border-bottom: 1px solid #ddd; padding: 10px 4px; font-size: 16px;
    background: transparent; color: inherit;
}
.campo input:focus, .campo select:focus { outline: none; border-color: var(--verde); }
.campo small { color: #999; font-size: 11px; }
.campo-checkbox label { display: flex; align-items: center; gap: 8px; font-size: 14px; color: #444; }
body.tema-escuro .campo-checkbox label { color: #ddd; }
.campo-meses { margin-top: 10px; padding-left: 26px; }

.chips-categoria { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.chip {
    border: 2px solid var(--cor-chip, #ccc);
    border-radius: 20px;
    padding: 8px 14px;
    font-size: 13px;
    cursor: pointer;
    color: var(--cor-chip, #555);
}
.chip input { display: none; }
.chip:has(input:checked) { background: var(--cor-chip, #14C46D); color: #fff; }

.link-secundario { color: var(--verde-escuro); font-size: 13px; margin-top: 6px; display: inline-block; }

.botao-primario {
    background: var(--verde);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 14px;
    font-size: 16px;
    font-weight: 600;
    margin-top: 10px;
    cursor: pointer;
}
.botao-primario:active { background: var(--verde-escuro); }

.alerta-erro {
    background: #FDECEC; color: #C0392B; padding: 10px 14px; border-radius: 8px;
    font-size: 13px; margin-bottom: 12px;
}
.alerta-sucesso {
    background: #E7F9EF; color: var(--verde-escuro); padding: 10px 14px; border-radius: 8px;
    font-size: 13px; margin-bottom: 12px;
}

/* ---------- Categorias ---------- */
.linha-categoria-form { display: flex; gap: 8px; margin-bottom: 10px; }
.input-emoji { width: 50px; text-align: center; font-size: 20px; border: 1px solid #ddd; border-radius: 8px; }
.linha-categoria-form input[type=text] {
    flex: 1; border: 1px solid #ddd; border-radius: 8px; padding: 10px; font-size: 14px;
}
.linha-categoria-form input[type=color] { width: 44px; border: none; background: none; }
.titulo-secao { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: #888; margin: 22px 0 10px; }
.lista-categorias { list-style: none; padding: 0; margin: 0; }
.item-categoria {
    display: flex; align-items: center; gap: 12px; background: var(--branco);
    padding: 10px 14px; border-radius: 12px; margin-bottom: 8px; box-shadow: var(--sombra);
}
body.tema-escuro .item-categoria { background: #1E2126; }
.item-categoria .item-titulo { flex: 1; font-size: 14px; }
.item-categoria .item-acoes { display: flex; gap: 6px; }

/* ---------- Config ---------- */
.lista-config { list-style: none; padding: 0; margin: 0 0 10px; background: var(--branco); border-radius: 12px; overflow: hidden; box-shadow: var(--sombra); }
body.tema-escuro .lista-config { background: #1E2126; }
.lista-config li { padding: 14px 16px; border-bottom: 1px solid #eee; font-size: 15px; }
body.tema-escuro .lista-config li { border-bottom: 1px solid #2A2E35; }
.lista-config li:last-child { border-bottom: none; }
.linha-toggle { display: flex; justify-content: space-between; align-items: center; }
.link-importar { color: inherit; cursor: pointer; display: block; }

.switch { position: relative; display: inline-block; width: 44px; height: 24px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; inset: 0; background-color: #ccc; border-radius: 24px; transition: .2s; }
.slider::before { content: ""; position: absolute; height: 18px; width: 18px; left: 3px; bottom: 3px; background: #fff; border-radius: 50%; transition: .2s; }
.switch input:checked + .slider { background-color: var(--verde); }
.switch input:checked + .slider::before { transform: translateX(20px); }

.cartao-sobre { background: var(--branco); border-radius: 14px; padding: 20px; box-shadow: var(--sombra); line-height: 1.6; }
body.tema-escuro .cartao-sobre { background: #1E2126; }

/* ---------- Gráficos ---------- */
.cartao-grafico { background: var(--branco); border-radius: 16px; box-shadow: var(--sombra); padding: 16px; margin-top: -12px; }
body.tema-escuro .cartao-grafico { background: #1E2126; }
.cartao-grafico-topo { text-align: right; font-weight: 600; margin-bottom: 8px; font-size: 14px; }
.grafico-vazio { width: 160px; height: 160px; border-radius: 50%; background: #eee; margin: 20px auto; }
.texto-vazio-grafico { text-align: center; color: #999; }
.legenda-categorias { list-style: none; padding: 0; margin: 16px 0 0; }
.legenda-categorias li { display: flex; align-items: center; gap: 8px; padding: 6px 0; font-size: 13px; }
.legenda-categorias b { margin-left: auto; }
.bolinha { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }

/* ---------- Login ---------- */
.tela-login {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(160deg, var(--verde), var(--verde-escuro)); padding: 20px;
}
.cartao-login { background: #fff; border-radius: 18px; padding: 30px 26px; width: 100%; max-width: 360px; box-shadow: 0 10px 30px rgba(0,0,0,0.2); }
.cartao-login h1 { margin: 0 0 4px; color: var(--verde-escuro); font-size: 24px; text-align: center; }
.subtitulo { text-align: center; color: #888; font-size: 13px; margin-bottom: 20px; }
.cartao-login label { font-size: 13px; color: #888; display: block; margin: 12px 0 4px; }
.cartao-login input { width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 8px; font-size: 15px; }
.dica-login { font-size: 11px; color: #aaa; text-align: center; margin-top: 18px; line-height: 1.5; }