/* login.css — Ledger Design System */

:root {
    --ld-bg:           #f6f3ee;
    --ld-surface:      #ffffff;
    --ld-border:       #e8e2d8;
    --ld-ink:          #1a1713;
    --ld-ink-mid:      #4a453e;
    --ld-ink-muted:    #8c857a;
    --ld-navy:         #1b3358;
    --ld-teal:         #007a7a;
    --ld-teal-light:   #e6f6f6;
    --ld-r:            10px;
    --ld-font-body:    'DM Sans', system-ui, sans-serif;
    --ld-font-display: 'Playfair Display', Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--ld-font-body);
    background: var(--ld-bg);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    color: var(--ld-ink);
    font-size: 14px;
}

/* ── Card ── */
.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--ld-surface);
    border: 1px solid var(--ld-border);
    border-radius: 16px;
    box-shadow: 0 4px 32px rgba(0,0,0,0.07);
    overflow: hidden;
}

/* ── Header ── */
.login-card-header {
    padding: 36px 32px 24px;
    text-align: center;
    background: var(--ld-navy);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.login-logo {
    display: block;
    max-height: 48px;
    margin: 0 auto 18px;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.login-card-header h1 {
    font-family: var(--ld-font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 6px;
}

.login-card-header p {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.45);
    letter-spacing: 0.2px;
}

/* ── Body ── */
.login-card-body {
    padding: 28px 32px 36px;
}

/* ── Form groups ── */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    margin-bottom: 7px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--ld-ink-muted);
}

.form-group input {
    width: 100%;
    padding: 11px 14px;
    font-size: 0.9rem;
    font-family: var(--ld-font-body);
    color: var(--ld-ink);
    background: var(--ld-surface);
    border: 1px solid var(--ld-border);
    border-radius: var(--ld-r);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-group input::placeholder {
    color: #c8c0b4;
}

.form-group input:focus {
    border-color: var(--ld-teal);
    box-shadow: 0 0 0 3px var(--ld-teal-light);
}

/* ── Botão ── */
.btn-login {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 12px 18px;
    background: var(--ld-navy);
    border: none;
    border-radius: var(--ld-r);
    color: #fff;
    font-family: var(--ld-font-body);
    font-size: 0.88rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    cursor: pointer;
    transition: background 0.2s, box-shadow 0.2s;
    margin-top: 8px;
}

.btn-login:hover {
    background: #1e3d68;
    box-shadow: 0 4px 16px rgba(27,51,88,0.22);
}

/* ── Alerta ── */
.alert-box {
    margin-bottom: 18px;
    padding: 12px 16px;
    border-radius: var(--ld-r);
    background: #fff0f0;
    border: 1px solid #f5c0c0;
    color: #9b2020;
    font-size: 0.84rem;
}

.alert-box strong {
    display: block;
    margin-bottom: 3px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ── Alerta sucesso ── */
.alert-box.alert-success {
    background: #e6f6f6;
    border-color: #7dd4d4;
    color: #005f5f;
}

/* ── Footer ── */
.login-footer {
    margin-top: 22px;
    text-align: center;
    font-size: 0.74rem;
    color: var(--ld-ink-muted);
    line-height: 1.5;
}

.login-footer a {
    color: var(--ld-teal);
    text-decoration: none;
    font-weight: 500;
}

.login-footer a:hover {
    text-decoration: underline;
}

@media (max-width: 480px) {
    .login-card { border-radius: 12px; }
    .login-card-header,
    .login-card-body { padding-left: 22px; padding-right: 22px; }
}