/**
 * ERP Login — alinhado aos tokens do shell (core.css)
 */
body.erp-login-page {
    margin: 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    font-family: "Inter", system-ui, sans-serif;
    background: linear-gradient(160deg, var(--sidebar-bg) 0%, var(--sidebar-bg-2) 55%, #0f172a 100%);
    color: var(--text);
}

.erp-login-card {
    width: 100%;
    max-width: 26rem;
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.erp-login-hero {
    padding: 2rem 1.5rem;
    text-align: center;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-2) 100%);
    color: #1b1200;
}

.erp-login-hero .erp-brand-logo {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    display: block;
}

.erp-login-hero h1 {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 800;
}

.erp-login-hero p {
    margin: 0.35rem 0 0;
    font-size: 0.875rem;
    opacity: 0.85;
}

.erp-login-body {
    padding: 1.75rem 1.5rem;
}

.erp-login-error {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
    color: #b91c1c;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: var(--radius-sm);
}

.erp-login-field {
    margin-bottom: 1.1rem;
}

.erp-login-field label {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
}

.erp-login-field input {
    width: 100%;
    padding: 0.65rem 0.85rem;
    font-size: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-input);
    color: var(--text);
    box-sizing: border-box;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.erp-login-field input:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px var(--gold-soft);
}

.erp-login-submit {
    width: 100%;
    margin-top: 0.5rem;
    padding: 0.7rem 1rem;
    font-size: 1rem;
    font-weight: 700;
    color: #1b1200;
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-2) 100%);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: filter 0.2s ease, transform 0.15s ease;
}

.erp-login-submit:hover {
    filter: brightness(1.03);
}

.erp-login-submit:focus-visible {
    outline: 3px solid rgba(245, 158, 11, 0.45);
    outline-offset: 2px;
}

.erp-login-footer {
    padding: 0.85rem 1rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--muted);
    background: var(--bg);
    border-top: 1px solid var(--border-color);
}