/* ==========================================================
   GD Auth — Login, Registo, Recuperação de Password
   ========================================================== */

:root {
    --gd-primary:      #1a56db;
    --gd-primary-dark: #1342b5;
    --gd-text:         #111827;
    --gd-muted:        #6b7280;
    --gd-border:       #e5e7eb;
    --gd-white:        #ffffff;
    --gd-bg:           #f9fafb;
    --gd-success:      #16a34a;
    --gd-danger:       #dc2626;
    --gd-radius:       8px;
    --gd-radius-lg:    12px;
    --gd-shadow-lg:    0 10px 25px rgba(0,0,0,.12);
    --gd-trans:        .2s ease;
}

.gd-auth-page * { box-sizing: border-box; }

/* ── Página ───────────────────────────────────────────── */
.gd-auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: var(--gd-bg);
}

/* ── Card ─────────────────────────────────────────────── */
.gd-auth-card {
    background: var(--gd-white);
    padding: 40px;
    width: 100%;
    max-width: 440px;
    border: 1px solid #F1F0F0;
    border-radius:1.5rem;
    padding-inline: 32px;
    padding-block: 32px;
    box-shadow: rgba(0, 0, 0, 0.05) 0px 1px 4px;
}

/* ── Logo ─────────────────────────────────────────────── */
.gd-auth-logo {
    text-align: center;
    margin-bottom: 28px;
}

.gd-auth-logo img { max-height: 60px; width: auto; }

.gd-auth-logo span {
    font-size: 22px; font-weight: 800;
    color: var(--gd-primary); letter-spacing: -.5px;
}

/* ── Títulos ──────────────────────────────────────────── */
.gd-auth-card h1 {
    font-size: 22px; font-weight: 700;
    color: var(--gd-text);
    text-align: center;
    margin: 0 0 8px;
}

.gd-auth-subtitle {
    text-align: center;
    color: var(--gd-muted);
    font-size: 14px;
    margin: 0 0 24px;
}

/* ── Alerta ───────────────────────────────────────────── */
.gd-alert {
    padding: 8px 14px;
    border-radius: var(--gd-radius);
    font-size: 14px; font-weight: 500;
    margin: 14px 0;
}
.gd-alert-success { background: #f0fdf4; color: var(--gd-success); border: 1px solid #bbf7d0; }
.gd-alert-error   { background: #fef2f2; color: var(--gd-danger);  border: 1px solid #fecaca; }

/* ── Formulário ───────────────────────────────────────── */
form { margin-top: 24px; }

.gd-form-group {
    display: flex; flex-direction: column;
    gap: 6px; margin-bottom: 16px;
}

.gd-form-group label {
    font-size: 13px; font-weight: 600;
    color: var(--gd-text);
    display: flex; align-items: center;
    justify-content: space-between;
}

.gd-form-group label small {
    font-weight: 400; color: var(--gd-muted);
}

.gd-label-link {
    font-size: 12px; font-weight: 500;
    color: var(--gd-primary); text-decoration: none;
}
.gd-label-link:hover { text-decoration: underline; }

.gd-form-group input[type="text"],
.gd-form-group input[type="email"],
.gd-form-group input[type="tel"],
.gd-form-group input[type="password"] {
    height: 44px; padding: 0 14px;
    border: 1px solid var(--gd-border);
    border-radius: var(--gd-radius);
    font-size: 14px; color: var(--gd-text);
    background: var(--gd-white);
    width: 100%;
    transition: border-color var(--gd-trans), box-shadow var(--gd-trans);
}

.gd-form-group input:focus {
    outline: none;
    border-color: var(--gd-primary);
    box-shadow: 0 0 0 3px rgba(26,86,219,.15);
}

/* Input com toggle password */
.gd-input-pass {
    position: relative; display: flex; align-items: center;
}
.gd-input-pass input { flex: 1; padding-right: 46px; }
.gd-toggle-pass {
    position: absolute; right: 12px;
    background: none; border: none;
    cursor: pointer; font-size: 16px;
    padding: 4px; color: var(--gd-muted);
    transition: color var(--gd-trans);
}
.gd-toggle-pass:hover { color: var(--gd-text); }

/* Checkbox */
.gd-form-check {
    display: flex; align-items: center;
    gap: 8px; margin-bottom: 20px;
}
.gd-form-check label {
    font-size: 13px; color: var(--gd-muted);
    cursor: pointer; display: flex; align-items: center; gap: 8px;
}
.gd-form-check input[type="checkbox"] {
    width: 16px; height: 16px; cursor: pointer;
    accent-color: var(--gd-primary);
}

/* Força password */
.gd-pw-strength {
    font-size: 12px; font-weight: 600;
    margin-top: 4px; height: 16px;
    transition: color var(--gd-trans);
}
.gd-pw-strength.pw-weak   { color: var(--gd-danger); }
.gd-pw-strength.pw-fair   { color: #d97706; }
.gd-pw-strength.pw-good   { color: #2563eb; }
.gd-pw-strength.pw-strong { color: var(--gd-success); }

/* ── Botão ────────────────────────────────────────────── */
.gd-btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 8px; padding: 12px 24px;
    border-radius: var(--gd-radius);
    font-size: 15px; font-weight: 600;
    cursor: pointer; border: none;
    text-decoration: none;
    transition: all var(--gd-trans);
}
.gd-btn:disabled { opacity: .6; cursor: not-allowed; }
.gd-btn-primary { background: var(--gd-primary); color: var(--gd-white); }
.gd-btn-primary:hover:not(:disabled) { background: var(--gd-primary-dark); }


/* ── Footer ───────────────────────────────────────────── */
.gd-auth-footer {
    text-align: center;
    margin: 24px 0 0;
    font-size: 14px;
    color: var(--gd-muted);
}
.gd-auth-footer a {
    color: var(--gd-primary); font-weight: 600; text-decoration: none;
}
.gd-auth-footer a:hover { text-decoration: underline; }

/* ── Responsivo ───────────────────────────────────────── */
@media (max-width: 480px) {
    .gd-auth-card { padding: 28px 20px; }
    .gd-auth-page { padding: 16px; align-items: flex-start; padding-top: 40px; }
}