/* ═══════════════════════════════════════════════
   Emma-Guardrails 1.0 — Stili integrativi
   Si appoggia ad app.css per tutto il design system.
   Palette: bianco + #0b9285 (brand ereditata da :root)
   ═══════════════════════════════════════════════ */

/* ── Bar heading link (torna alla chat) ─────── */
.bar__heading-link {
    display: flex; align-items: center; gap: 6px;
    color: inherit; text-decoration: none;
    transition: color .15s;
}
.bar__heading-link:hover { color: var(--brand); }
.bar__heading-arrow {
    font-size: 13px; opacity: .6;
}
.bar__heading-link:hover .bar__heading-arrow { opacity: 1; }

/* ── Model pill statica (non cliccabile) ────── */
.bar__model-pill--static {
    display: inline-flex; align-items: center;
    height: 26px; padding: 0 10px;
    background: var(--brand-10);
    border: 1px solid var(--brand-20);
    border-radius: 13px;
    font-size: 12px; font-weight: 600;
    color: var(--brand);
    white-space: nowrap;
    cursor: default;
}

/* ── Main scrollabile dentro .messages ──────── */
.guardrails-main {
    /* Resetta il flex-column gap di .messages: vogliamo block flow naturale */
    display: block !important;
    padding: 20px 20px 48px !important;
    scroll-behavior: smooth;
}

/* ── Empty state hero ───────────────────────── */
.guardrails-empty {
    /* Override critico: margin:auto di .empty-state centrerebbe verticalmente
       il blocco dentro .messages, tagliando tutto ciò che sta sotto */
    margin: 0 auto !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    min-height: auto !important;
    padding: 28px 20px 24px !important;
    gap: 10px !important;
    opacity: 1 !important;
    transform: none !important;
    outline: none !important;
}
.guardrails-empty img {
    border: 0 !important;
    outline: none !important;
    box-shadow: none !important;
}

.guardrails-hero__logo {
    width: 180px; height: auto;
    aspect-ratio: 3 / 2;
    object-fit: contain;
    margin-bottom: 2px;
    border: 0;
    outline: none;
    box-shadow: none;
}

.guardrails-hero__title {
    font-family: 'Manrope', -apple-system, "Segoe UI", sans-serif;
    font-size: 34px; font-weight: 800;
    line-height: 1.15;
    letter-spacing: -.02em;
    color: var(--text);
    margin: 0;
}
.guardrails-hero__subtitle {
    font-size: 15px;
    line-height: 1.55;
    color: var(--text-2);
    max-width: 560px;
    text-align: center;
    margin: 0;
}

/* ── Info cards ─────────────────────────────── */
.guardrails-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 28px;
}
.guardrails-info__card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 22px 20px;
}
.guardrails-info__card-title {
    font-family: 'Manrope', -apple-system, "Segoe UI", sans-serif;
    font-size: 17px; font-weight: 700;
    margin: 0 0 8px;
    color: var(--text);
}
.guardrails-info__card p {
    font-size: 14px; line-height: 1.55;
    color: var(--text-2);
    margin: 0 0 12px;
}
.guardrails-info__list {
    list-style: none;
    display: flex; flex-direction: column; gap: 10px;
    margin: 0; padding: 0;
}
.guardrails-info__list li {
    font-size: 13.5px; line-height: 1.45;
    color: var(--text-2);
    padding-left: 14px;
    position: relative;
}
.guardrails-info__list li::before {
    content: '';
    position: absolute; left: 0; top: 6px;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--brand);
}

/* specs list */
.guardrails-info__specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.guardrails-info__spec {
    background: var(--bg);
    border-radius: 10px;
    padding: 10px 12px;
}
.guardrails-info__spec dt {
    font-size: 11px; font-weight: 600;
    text-transform: uppercase; letter-spacing: .04em;
    color: var(--text-3);
    margin: 0 0 2px;
}
.guardrails-info__spec dd {
    font-size: 13.5px; font-weight: 600;
    color: var(--text);
    margin: 0;
}

.guardrails-info__card--paper {
    display: flex;
    flex-direction: column;
}
.guardrails-info__card--paper .guardrails-paper-button {
    align-self: center;
    margin-top: auto;
    margin-bottom: auto;
}
.guardrails-paper-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    margin-top: 14px;
    padding: 10px 18px;
    border: 1px solid var(--brand);
    border-radius: 100px;
    background: var(--brand);
    color: #fff;
    font-size: 13.5px;
    font-weight: 700;
    text-decoration: none;
    transition: background .18s, border-color .18s, transform .12s;
}
.guardrails-paper-button:hover {
    background: var(--brand-dark);
    border-color: var(--brand-dark);
}
.guardrails-paper-button:active { transform: scale(.98); }
.guardrails-paper-button:focus-visible {
    outline: 3px solid var(--brand-20);
    outline-offset: 3px;
}

/* ── Sezione test ───────────────────────────── */
.guardrails-test {
    margin-top: 36px;
    text-align: center;
}
.guardrails-test__title {
    font-family: 'Manrope', -apple-system, "Segoe UI", sans-serif;
    font-size: 24px; font-weight: 700;
    margin: 0 0 6px;
}
.guardrails-test__subtitle {
    font-size: 14px; color: var(--text-2);
    margin: 0 0 20px;
}

/* form */
.guardrails-form {
    max-width: 620px; margin: 0 auto;
}
.guardrails-form__input-wrap {
    position: relative;
}
.guardrails-form__textarea {
    width: 100%;
    padding: 14px 16px 28px;
    border: 1.5px solid var(--line);
    border-radius: var(--radius-sm);
    font: inherit; font-size: 14.5px; line-height: 1.55;
    resize: vertical;
    min-height: 100px; max-height: 260px;
    background: var(--surface); color: var(--text);
    transition: border-color .18s, box-shadow .18s;
    outline: none;
}
.guardrails-form__textarea:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 3px var(--brand-10);
}
.guardrails-form__textarea::placeholder {
    color: var(--text-3); font-size: 13.5px;
}
.guardrails-form__chars {
    position: absolute;
    bottom: 8px; right: 14px;
    font-size: 11.5px; color: var(--text-3);
    pointer-events: none;
}

/* checkbox consenso */
.guardrails-form__consent {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-top: 16px;
    text-align: left;
    cursor: pointer;
    font-size: 13px;
    line-height: 1.5;
    color: var(--text-2);
    user-select: none;
}
.guardrails-form__checkbox {
    flex-shrink: 0;
    margin-top: 2px;
    width: 17px; height: 17px;
    accent-color: var(--brand);
    cursor: pointer;
}

/* pulsante submit */
.guardrails-form__submit {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 8px;
    margin-top: 14px;
    padding: 11px 28px;
    border-radius: 100px;
    background: var(--brand);
    color: #fff;
    font-size: 14.5px; font-weight: 600;
    transition: background .18s, transform .12s;
    min-width: 180px;
}
.guardrails-form__submit:hover { background: var(--brand-dark); }
.guardrails-form__submit:active { transform: scale(.97); }
.guardrails-form__submit:disabled {
    opacity: .55; cursor: not-allowed; transform: none;
}
.guardrails-form__submit-text,
.guardrails-form__submit-loader {
    display: flex; align-items: center; gap: 8px;
}

/* spinner */
.guardrails-form__spinner {
    display: inline-block;
    width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: guardrails-spin .6s linear infinite;
}
@keyframes guardrails-spin { to { transform: rotate(360deg); } }

/* ── Risultato ──────────────────────────────── */
.guardrails-result {
    max-width: 620px; margin: 22px auto 0;
    padding: 20px 22px;
    border-radius: var(--radius-sm);
    text-align: left;
}
.guardrails-result--safe {
    background: rgba(11,138,62,.06);
    border: 1.5px solid rgba(11,138,62,.18);
}
.guardrails-result--unsafe {
    background: rgba(192,57,43,.06);
    border: 1.5px solid rgba(192,57,43,.18);
}
.guardrails-result__header {
    display: flex; align-items: center; gap: 10px;
    margin-bottom: 8px;
}
.guardrails-result__verdict {
    font-family: 'Manrope', -apple-system, "Segoe UI", sans-serif;
    font-size: 18px; font-weight: 700;
}
.guardrails-result--safe .guardrails-result__verdict { color: #0b8a3e; }
.guardrails-result--unsafe .guardrails-result__verdict { color: #c0392b; }
.guardrails-result__indicator {
    width: 12px; height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}
.guardrails-result--safe .guardrails-result__indicator { background: #0b8a3e; }
.guardrails-result--unsafe .guardrails-result__indicator { background: #c0392b; }
.guardrails-result__meta {
    font-size: 13px; color: var(--text-2);
    margin-bottom: 12px;
}
.guardrails-result__meta strong { font-weight: 600; }
.guardrails-result__description {
    margin: 0 0 10px;
    font-size: 13.5px;
    line-height: 1.55;
    color: var(--text-2);
}
.guardrails-result__prompt {
    font-size: 13.5px; line-height: 1.55;
    color: var(--text-2);
    padding: 12px 14px;
    background: rgba(0,0,0,.03);
    border-radius: 10px;
    font-style: italic;
    word-break: break-word;
}
.guardrails-result__feedback {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
}
.guardrails-result__feedback[hidden] { display: none; }
.guardrails-result__feedback .message__feedback-btn {
    width: 44px;
    height: 44px;
}
.guardrails-result__feedback-thanks {
    margin-left: 4px;
    font-size: 13px;
    font-weight: 600;
    color: var(--brand-dark);
}
.guardrails-result__feedback-thanks[hidden] { display: none; }
.guardrails-result__disclaimer {
    margin: 12px 0 0;
    font-size: 12px;
    line-height: 1.5;
    color: var(--text-3);
}

/* ── Manifesto Egomnia ──────────────────────── */
.guardrails-manifesto {
    position: relative;
    margin-top: 32px;
    padding: 28px 28px 24px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}
.guardrails-manifesto__accent {
    position: absolute; top: 0; left: 0;
    width: 4px; height: 100%;
    background: linear-gradient(180deg, var(--brand) 0%, var(--brand-dark) 100%);
    border-radius: 4px 0 0 4px;
}
.guardrails-manifesto__title {
    font-family: 'Manrope', -apple-system, "Segoe UI", sans-serif;
    font-size: 17px; font-weight: 700;
    color: var(--text);
    margin: 0 0 14px;
}
.guardrails-manifesto p {
    font-size: 14px;
    line-height: 1.68;
    color: var(--text-2);
    margin: 0 0 14px;
}
.guardrails-manifesto p:last-child {
    margin-bottom: 0;
}
.guardrails-manifesto strong {
    color: var(--text);
    font-weight: 700;
}

/* ── Link download Hugging Face ─────────────── */
.guardrails-download-link {
    margin-top: 16px;
    text-align: center;
}
.guardrails-download-link a {
    color: var(--brand);
    font-size: 13.5px;
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 3px;
}
.guardrails-download-link a:hover {
    color: var(--brand-dark);
}

/* ── Esempi rapidi ──────────────────────────── */
.guardrails-examples {
    max-width: 620px; margin: 20px auto 0;
}
.guardrails-examples__chips {
    display: flex; flex-wrap: wrap; gap: 8px;
    justify-content: center;
}
.guardrails-examples__chip {
    padding: 7px 14px;
    border-radius: 100px;
    background: var(--surface);
    border: 1px solid var(--line);
    font-size: 13px; color: var(--text-2);
    cursor: pointer;
    transition: border-color .15s, background .15s, color .15s;
}
.guardrails-examples__chip:hover {
    border-color: var(--brand);
    background: var(--brand-10);
    color: var(--brand-dark);
}

/* ── Footer ─────────────────────────────────── */
.guardrails-footer {
    margin-top: 32px;
}

/* ── Responsive ─────────────────────────────── */
@media (max-width: 640px) {
    .guardrails-info {
        grid-template-columns: 1fr;
    }
    .guardrails-info__specs {
        grid-template-columns: 1fr;
    }
    .guardrails-hero__title {
        font-size: 26px;
    }
    .guardrails-main {
        padding: 16px 14px 40px !important;
    }
    .guardrails-empty {
        padding: 20px 14px 20px !important;
    }
    .guardrails-hero__logo {
        width: 150px; height: auto;
    }
}