/* ── Secure Password Generator – stylesheet ─────────────────────────────── */

.spg-wrap {
    --spg-accent:   #2563eb;
    --spg-danger:   #dc2626;
    --spg-success:  #16a34a;
    --spg-radius:   6px;
    --spg-gap:      0.75rem;

    font-family: inherit;
    max-width: 520px;
    padding: 1.25rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: var(--spg-radius);
    box-sizing: border-box;
}

/* Options fieldset */
.spg-options {
    border: none;
    margin: 0 0 var(--spg-gap);
    padding: 0;
}

.spg-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: #1e293b;
}

/* Length row */
.spg-length-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: var(--spg-gap);
}

.spg-range {
    flex: 1;
    accent-color: var(--spg-accent);
    cursor: pointer;
}

.spg-numbox {
    width: 64px;
    padding: 0.3rem 0.4rem;
    border: 1px solid #cbd5e1;
    border-radius: var(--spg-radius);
    font-size: 0.9rem;
    text-align: center;
    -moz-appearance: textfield;
}
.spg-numbox::-webkit-outer-spin-button,
.spg-numbox::-webkit-inner-spin-button { -webkit-appearance: none; }

/* Checkboxes */
.spg-checkboxes {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.spg-check {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.875rem;
    color: #334155;
    cursor: pointer;
}
.spg-check input[type="checkbox"] {
    accent-color: var(--spg-accent);
    width: 15px;
    height: 15px;
    cursor: pointer;
}
.spg-check--muted {
    color: #64748b;
    font-style: italic;
}

/* Error */
.spg-error {
    color: var(--spg-danger);
    font-size: 0.85rem;
    min-height: 1.2em;
    margin: 0 0 0.5rem;
}

/* Result row */
.spg-result-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: var(--spg-gap);
}

.spg-result {
    flex: 1;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.95rem;
    padding: 0.5rem 0.6rem;
    border: 1px solid #cbd5e1;
    border-radius: var(--spg-radius);
    background: #fff;
    color: #0f172a;
    letter-spacing: 0.04em;
    min-width: 0;
}
.spg-result:focus { outline: 2px solid var(--spg-accent); outline-offset: 1px; }

/* Buttons */
.spg-btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--spg-radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, transform 0.08s;
    white-space: nowrap;
}
.spg-btn:active { transform: scale(0.97); }

.spg-btn--primary {
    background: var(--spg-accent);
    color: #fff;
}
.spg-btn--primary:hover { background: #1d4ed8; }

.spg-btn--copy {
    background: #e2e8f0;
    color: #1e293b;
}
.spg-btn--copy:hover  { background: #cbd5e1; }
.spg-btn--copy.copied { background: #dcfce7; color: var(--spg-success); }

/* Strength meter */
.spg-strength-wrap {
    margin-bottom: var(--spg-gap);
}

.spg-strength-bar {
    height: 6px;
    background: #e2e8f0;
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 0.3rem;
}

.spg-strength-fill {
    height: 100%;
    width: 0%;
    border-radius: 999px;
    transition: width 0.3s, background 0.3s;
}

.spg-strength-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    color: #475569;
}

.spg-strength-label { font-weight: 600; }
.spg-entropy-label  { opacity: 0.8; }

/* Actions row */
.spg-actions {
    display: flex;
    justify-content: flex-end;
}

/* Responsive */
@media (max-width: 400px) {
    .spg-result-row { flex-direction: column; }
    .spg-btn--copy  { width: 100%; }
    .spg-actions    { justify-content: stretch; }
    .spg-btn--primary { width: 100%; }
}