:root {
    --azul: #2f6fed;
    --azul-escuro: #1e4fc4;
    --verde: #16a34a;
    --vermelho: #dc2626;
    --fundo: #f3f5f9;
    --texto: #1f2937;
    --texto-claro: #6b7280;
    --borda: #e5e7eb;
    --branco: #ffffff;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background: var(--fundo);
    color: var(--texto);
}

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

.btn {
    display: inline-block;
    padding: 10px 18px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
}

.btn-primary { background: var(--azul); color: var(--branco); }
.btn-primary:hover { background: var(--azul-escuro); }
.btn-block { display: block; width: 100%; }

.btn-excluir {
    background: var(--branco);
    color: var(--vermelho);
    border: 1px solid var(--vermelho);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
}
.btn-excluir:hover { background: #fef2f2; }

/* ---------- Login / setup ---------- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.login-box {
    background: var(--branco);
    border: 1px solid var(--borda);
    border-radius: 12px;
    padding: 32px;
    width: 100%;
    max-width: 380px;
}

.login-box h1 { margin: 0 0 4px; font-size: 20px; }
.login-box p { margin: 0 0 20px; color: var(--texto-claro); font-size: 14px; }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 4px; }
.field input {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--borda);
    border-radius: 8px;
    font-size: 14px;
}

.erro {
    background: #fef2f2;
    color: var(--vermelho);
    border: 1px solid #fecaca;
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 14px;
}

.msg-sucesso {
    color: var(--verde);
    font-weight: 600;
    margin-bottom: 16px;
}

/* ---------- Página pública ---------- */
.public-page { max-width: 1000px; margin: 0 auto; padding: 40px 20px; }

.public-header { text-align: center; margin-bottom: 32px; }
.public-header h1 { margin: 0 0 8px; font-size: 28px; }
.public-header p { color: var(--texto-claro); margin: 0; }

.grid-dominios {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}

.public-footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--borda);
    color: var(--texto-claro);
    font-size: 13px;
}
.public-footer p { margin: 0 0 6px; }
.public-footer a { color: var(--azul); font-weight: 600; }

.card-dominio {
    background: var(--branco);
    border: 1px solid var(--borda);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
}

.card-dominio h2 { margin: 0 0 8px; font-size: 20px; word-break: break-word; }
.card-dominio .descricao { color: var(--texto-claro); font-size: 13px; margin: 0 0 12px; }
.card-dominio .preco { font-size: 22px; font-weight: 700; color: var(--azul); margin: 0 0 16px; }

/* ---------- Admin ---------- */
.admin-page { max-width: 1000px; margin: 0 auto; padding: 24px 20px; }

.admin-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}
.admin-topbar h1 { font-size: 22px; margin: 0; }
.link-sair { color: var(--azul); font-weight: 600; font-size: 14px; }

.card {
    background: var(--branco);
    border: 1px solid var(--borda);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}
.card h2 { margin: 0 0 16px; font-size: 16px; }

.form-inline {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: flex-end;
}
.form-inline .field { margin-bottom: 0; min-width: 160px; }
.form-inline .field-grow { flex: 1; min-width: 200px; }

.tabela { width: 100%; border-collapse: collapse; font-size: 14px; }
.tabela th, .tabela td {
    text-align: left;
    padding: 10px 8px;
    border-bottom: 1px solid var(--borda);
}
.tabela th { color: var(--texto-claro); font-weight: 600; font-size: 13px; }

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}
.badge-disponivel { background: #dcfce7; color: var(--verde); }
.badge-vendido { background: #f3f4f6; color: var(--texto-claro); }