:root {
    --bg: #f4f5f7;
    --surface: #ffffff;
    --border: #dfe3e8;
    --text: #1a2233;
    --muted: #667085;
    --accent: #1d5fd6;
    --accent-dark: #14459f;
    --success: #0f8a4b;
    --success-bg: #e8f7ee;
    --danger: #c02f3c;
    --danger-bg: #fbebec;
    --warn: #a15c00;
    --warn-bg: #fdf3e3;
    --shadow: 0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.08);
    --cor-nelson: #d97706;
    --cor-james: #6366f1;
    --cor-juliano: #0891b2;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

/* Barra de navegação fixa no topo, separa "app" do conteúdo da página */
.topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}
.topbar-inner {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.02rem;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.01em;
}
.brand-icon { font-size: 1.1rem; }

.topnav { display: flex; gap: 0.25rem; }
.topnav-link {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 600;
    padding: 0.45rem 0.85rem;
    border-radius: 7px;
    transition: background 0.15s, color 0.15s;
}
.topnav-link:hover { background: var(--bg); color: var(--text); }
.topnav-link.ativo { background: #eef4fd; color: var(--accent); }

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.hero { margin-bottom: 1.75rem; }
.hero-com-acao {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}
.hero-com-acao form { margin: 0; }

h1 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
    letter-spacing: -0.015em;
}
.subtitle {
    color: var(--muted);
    margin-top: 0;
    margin-bottom: 0;
    font-size: 0.95rem;
    line-height: 1.55;
    max-width: 60ch;
}
.subtitle a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}
.subtitle a:hover { text-decoration: underline; }

.dropzone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    background: var(--bg);
    border: 2px dashed var(--border);
    border-radius: 10px;
    padding: 2.5rem 1rem;
    text-align: center;
    cursor: pointer;
    color: var(--muted);
    font-size: 0.95rem;
    transition: border-color 0.15s, background 0.15s, color 0.15s;
}
.dropzone-icon { color: var(--muted); transition: color 0.15s; }
.dropzone:hover,
.dropzone.arrastando { border-color: var(--accent); background: #eef4fd; color: var(--accent-dark); }
.dropzone:hover .dropzone-icon,
.dropzone.arrastando .dropzone-icon { color: var(--accent); }

.lista-arquivos {
    list-style: none;
    padding: 0;
    margin: 0.85rem 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.lista-arquivos li {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.3rem 0.65rem;
    font-size: 0.82rem;
    color: var(--text);
}

button {
    background: var(--accent);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 0.7rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 0.75rem;
    box-shadow: var(--shadow);
    transition: background 0.15s;
}
button:hover:not(:disabled) { background: var(--accent-dark); }
button:disabled { opacity: 0.55; cursor: default; }

.mensagem {
    margin-top: 1.5rem;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
}
.mensagem.erro { background: var(--danger-bg); color: var(--danger); border: 1px solid #f0b8bd; }

.resultado { margin-top: 2rem; }
.resultado h2,
.resultado-mes h2 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.avisos p {
    background: var(--warn-bg);
    color: var(--warn);
    border: 1px solid #f0d9a8;
    border-radius: 8px;
    padding: 0.6rem 0.9rem;
    margin: 0.4rem 0;
    font-size: 0.87rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    font-size: 0.88rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}
th {
    text-align: right;
    padding: 0.65rem 0.75rem;
    background: #f8f9fb;
    color: var(--muted);
    font-weight: 600;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border-bottom: 1px solid var(--border);
}
td {
    text-align: right;
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border);
}
tbody tr:last-child td { border-bottom: none; }
th:first-child, td:first-child { text-align: left; }

.tag {
    font-size: 0.68rem;
    color: var(--warn);
    border: 1px solid #e2c07a;
    background: var(--warn-bg);
    border-radius: 4px;
    padding: 0.05rem 0.35rem;
    margin-left: 0.3rem;
}

.recebe { color: var(--success); font-weight: 600; }
.paga { color: var(--danger); font-weight: 600; }
.zero { color: var(--muted); }

.soma-acerto { color: var(--muted); font-size: 0.83rem; margin-top: 0.85rem; }

.resultado-mes h3,
.resultado h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-top: 1.5rem;
    margin-bottom: 0.6rem;
    color: var(--text);
}

.transferencias {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.transferencias li {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: 8px;
    padding: 0.65rem 0.9rem;
    font-size: 0.88rem;
    box-shadow: var(--shadow);
}
.transferencias-zero {
    color: var(--muted);
    font-size: 0.88rem;
    background: var(--success-bg);
    border: 1px solid #bfe6cf;
    border-radius: 8px;
    padding: 0.6rem 0.9rem;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem 1.75rem;
    box-shadow: var(--shadow);
}
.card table { box-shadow: none; }
.tabela-scroll { overflow-x: auto; }
.card + .card { margin-top: 1.5rem; }

.card-header-mes {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
}
.card-header-mes form { margin: 0; }

.btn-excluir {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: transparent;
    color: var(--muted);
    border: 1px solid var(--border);
    box-shadow: none;
    padding: 0.45rem 0.9rem;
    font-size: 0.82rem;
    font-weight: 600;
    margin-top: 0;
    border-radius: 8px;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.btn-excluir:hover:not(:disabled) {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: #f0b8bd;
}
.btn-excluir svg { flex: none; }

.col-acoes { white-space: nowrap; }
.grupo-acoes {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.2rem;
}
.grupo-acoes form { margin: 0; display: inline-flex; }

.btn-icone {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    border: none;
    background: transparent;
    color: var(--muted);
    text-decoration: none;
    cursor: pointer;
    box-shadow: none;
    margin: 0;
    padding: 0;
    transition: background 0.15s, color 0.15s;
}
.btn-icone-ver:hover { background: #eef4fd; color: var(--accent); }
.btn-icone-baixar:hover { background: var(--success-bg); color: var(--success); }
.btn-icone-excluir:hover { background: var(--danger-bg); color: var(--danger); }

table td:last-child, table th:last-child { text-align: center; padding-left: 0.25rem; padding-right: 0.5rem; }

/* Selo de bandeira tarifária */
.selo-bandeira {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--cor-bandeira, var(--muted));
    background: color-mix(in srgb, var(--cor-bandeira, var(--muted)) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--cor-bandeira, var(--muted)) 35%, transparent);
    border-radius: 999px;
    padding: 0.15rem 0.55rem;
    margin-left: 0.5rem;
    vertical-align: middle;
}
.ponto-bandeira {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--cor-bandeira, var(--muted));
    flex: none;
}

/* Explicação em linguagem simples, no fim do histórico */
.explicacao h2 { margin-bottom: 0.25rem; }
.lista-explicacao { margin: 1rem 0 0; }
.lista-explicacao dt {
    font-weight: 700;
    color: var(--text);
    margin-top: 1rem;
    font-size: 0.95rem;
}
.lista-explicacao dt:first-child { margin-top: 0; }
.lista-explicacao dd {
    margin: 0.3rem 0 0;
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.6;
}
.lista-explicacao dd .recebe,
.lista-explicacao dd .paga { font-weight: 700; }

/* Avatares — cor fixa por casa, ajuda a escanear rápido nas tabelas */
.avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    color: #fff;
    font-size: 0.68rem;
    font-weight: 700;
    margin-right: 0.45rem;
    vertical-align: middle;
    flex: none;
}
.avatar-nelson { background: var(--cor-nelson); }
.avatar-james { background: var(--cor-james); }
.avatar-juliano { background: var(--cor-juliano); }
.avatar-outro { background: var(--muted); }
.nome-com-avatar { display: inline-flex; align-items: center; }

/* Resumo do ano */
.resumo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}
.resumo-item {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.9rem 1rem;
}
.resumo-item .rotulo {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--muted);
    font-weight: 600;
}
.resumo-item .valor {
    font-size: 1.15rem;
    font-weight: 700;
    margin-top: 0.25rem;
}
.resumo-item .valor.recebe { color: var(--success); }
.resumo-item .valor.paga { color: var(--danger); }

/* Gráfico de tendência (SVG desenhado no servidor) */
.grafico-wrap { margin-top: 1rem; overflow-x: auto; }
.grafico-legenda {
    display: flex;
    gap: 1.25rem;
    margin-top: 0.75rem;
    font-size: 0.82rem;
    color: var(--muted);
    flex-wrap: wrap;
}
.grafico-legenda span { display: inline-flex; align-items: center; gap: 0.4rem; }
.grafico-legenda .ponto { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }

/* Estado vazio */
.estado-vazio {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--muted);
}
.estado-vazio .icone { font-size: 2.2rem; margin-bottom: 0.75rem; }
.estado-vazio p { margin: 0.25rem 0 0; font-size: 0.9rem; }
.estado-vazio strong { color: var(--text); font-size: 1.02rem; display: block; }

/* Toast de confirmação */
.toast {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%) translateY(0);
    background: var(--text);
    color: #fff;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    font-size: 0.88rem;
    box-shadow: 0 4px 14px rgba(16, 24, 40, 0.25);
    z-index: 100;
    opacity: 1;
    transition: opacity 0.35s ease, transform 0.35s ease;
}
.toast.saindo { opacity: 0; transform: translateX(-50%) translateY(8px); }
.toast .icone-toast { margin-right: 0.4rem; }

/* ================= Mobile ================= */
@media (max-width: 640px) {
    .container { padding: 1.25rem 1rem 3rem; }
    .topbar-inner { padding: 0 1rem; height: 54px; }
    .brand span:last-child { display: none; } /* só o ícone ☀️ no celular, poupa espaço */
    .topnav-link { padding: 0.4rem 0.6rem; font-size: 0.82rem; }

    h1 { font-size: 1.3rem; }
    .subtitle { font-size: 0.88rem; }

    .hero-com-acao {
        flex-direction: column;
        align-items: stretch;
    }
    .hero-com-acao .btn-excluir { justify-content: center; }

    .card { padding: 1.1rem 1.1rem; border-radius: 10px; }
    .card + .card { margin-top: 1rem; }

    .dropzone { padding: 1.75rem 0.75rem; }

    button[type="submit"]#btn-enviar { width: 100%; justify-content: center; }

    .card-header-mes {
        flex-direction: column;
        align-items: stretch;
        gap: 0.6rem;
    }
    .card-header-mes h2 { font-size: 1.05rem; }
    .card-header-mes .btn-excluir { align-self: flex-start; }

    .selo-bandeira { display: inline-flex; margin: 0.4rem 0 0; }

    /* Tabela vira lista de cartões — cabeçalho some, cada linha é um bloco
       e cada célula mostra seu próprio rótulo (data-label) antes do valor. */
    .tabela-scroll { overflow-x: visible; }
    table { border: none; box-shadow: none; background: transparent; }
    table thead { display: none; }
    table tbody { display: flex; flex-direction: column; gap: 0.75rem; }
    table tr {
        display: block;
        background: var(--surface);
        border: 1px solid var(--border);
        border-radius: 10px;
        padding: 0.85rem 1rem;
        box-shadow: var(--shadow);
    }
    table td {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        text-align: right;
        padding: 0.45rem 0;
        border-bottom: 1px dashed var(--border);
    }
    table tr td:last-child { border-bottom: none; }
    table td::before {
        content: attr(data-label);
        color: var(--muted);
        font-size: 0.72rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.03em;
        text-align: left;
        flex: none;
    }
    table td[data-label=""]::before { display: none; }
    table td.col-acoes { justify-content: flex-end; padding-top: 0.6rem; }
    .grupo-acoes { width: 100%; justify-content: flex-end; }

    .transferencias li { font-size: 0.85rem; }
}