:root {
    --linho: #f4efe6;
    --linho-escuro: #e6dcc8;
    --tinta: #2c2620;
    --tinta-suave: #5c5348;
    --agulha: #b0503f;
    --agulha-escuro: #8c3d2f;
    --verde: #4a7a5c;
    --borda: #d8cdb8;
    --branco: #fffdf9;
    --erro: #b0402f;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Work Sans', -apple-system, sans-serif;
    background: var(--linho);
    color: var(--tinta);
    line-height: 1.5;
}

.topo {
    background: var(--branco);
    border-bottom: 1px solid var(--borda);
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.topo .marca {
    font-family: 'Fraunces', Georgia, serif;
    font-size: 20px;
    font-weight: 600;
    color: var(--agulha-escuro);
}

.topo nav a {
    margin-left: 18px;
    color: var(--tinta-suave);
    text-decoration: none;
    font-size: 14px;
}

.topo nav a:hover { color: var(--agulha); }

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 32px 20px;
}

.cartao {
    background: var(--branco);
    border: 1px solid var(--borda);
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 20px;
}

h1, h2, h3 {
    font-family: 'Fraunces', Georgia, serif;
    color: var(--tinta);
    margin-top: 0;
}

.grade-auth {
    max-width: 400px;
    margin: 60px auto;
}

label {
    display: block;
    font-size: 13px;
    color: var(--tinta-suave);
    margin: 14px 0 4px;
}

input[type=text], input[type=email], input[type=password], input[type=number], select, textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--borda);
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
    background: var(--branco);
    color: var(--tinta);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--agulha);
}

.btn {
    display: inline-block;
    padding: 10px 18px;
    border-radius: 6px;
    border: none;
    background: var(--agulha);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
}

.btn:hover { background: var(--agulha-escuro); }

.btn-secundario {
    background: transparent;
    border: 1px solid var(--borda);
    color: var(--tinta);
}

.btn-secundario:hover { border-color: var(--agulha); color: var(--agulha); }

.btn-pequeno { padding: 6px 12px; font-size: 12px; }

.alerta {
    padding: 10px 14px;
    border-radius: 6px;
    margin-bottom: 16px;
    font-size: 14px;
}

.alerta-sucesso { background: #e5f0e8; color: var(--verde); border: 1px solid #bcd8c4; }
.alerta-erro { background: #f6e4e0; color: var(--erro); border: 1px solid #e3b6ab; }

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th, td {
    padding: 10px 8px;
    text-align: left;
    border-bottom: 1px solid var(--borda);
}

th {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--tinta-suave);
}

.pastilha-cor {
    display: inline-block;
    width: 22px;
    height: 22px;
    border-radius: 4px;
    border: 1px solid rgba(0,0,0,0.15);
    vertical-align: middle;
    margin-right: 8px;
}

.grade-cores {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
}

.item-cor {
    border: 1px solid var(--borda);
    border-radius: 8px;
    padding: 10px;
    background: var(--branco);
    text-align: center;
}

.item-cor .amostra {
    width: 100%;
    height: 60px;
    border-radius: 6px;
    margin-bottom: 8px;
    border: 1px solid rgba(0,0,0,0.1);
}

.item-cor .codigo { font-weight: 600; font-size: 13px; }
.item-cor .marca { font-size: 11px; color: var(--tinta-suave); }

.selo-plano {
    display: inline-block;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    background: var(--linho-escuro);
    color: var(--tinta-suave);
    margin-left: 8px;
}

.barra-acoes {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 10px;
}