/* czat.css — webowy czat (/czat), logowanie (/logowanie), konto (/konto).
   Własne style dopisane do site.css (spec_web cz. B) — site.css nietknięty.
   KAN-0008: wszystkie kolory przez tokeny RN (--ts-*) ze site.css;
   karty produktów odwzorowują RN ProductCard (Trust Score badge, cena
   primary bold, prosy/consy success/danger). */

/* ---------- /czat — fullscreen layout ---------- */
body.chat-page {
    margin: 0;
    display: flex;
    flex-direction: column;
    height: 100dvh;
    overflow: hidden;
    background: var(--ts-bg, #f8fafc);
}

.chat-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 1rem;
    background: var(--ts-card, #ffffff);
    border-bottom: 1px solid var(--ts-border, #e2e8f0);
}
/* KAN-0479: real project logo (app icon PNG) inline with the chat brand text.
   KAN-0495: brand text in the chat header unified with .brand on the public
   site — same size/weight/letter-spacing/gap and same 26px logo, so the
   mark looks identical on www and in chat (the KAN-0481 gradient-text
   override further down was removed for the same reason). */
.chat-logo {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    text-decoration: none;
    color: var(--ts-text, #1e293b);
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
}
.chat-logo .brand-logo { display: inline-block; width: 26px; height: 26px; flex: none; border-radius: 0.4rem; }
.chat-header-link { font-size: 0.9rem; text-decoration: none; color: var(--ts-muted, #64748b); }
.chat-header-link:hover { color: var(--ts-text, #1e293b); }

/* KAN-0481: kolumna czatu — flex:1 przeniesione z .chat-wrap na .chat-main;
   .chat-main nie ma limitu szerokości, więc composer (.chat-input) i notka
   (.chat-note) rozciągają się na całą szerokość strony (minus sidebar).
   Hero i log rozmowy zostają w .chat-wrap (max-width 52rem — czytelność). */
body.chat-page .chat-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    min-width: 0;
    padding: 0 1rem;
}
body.chat-page .chat-wrap {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    max-width: 52rem;
    margin: 0 auto;
    width: 100%;
}
body.chat-page .chat-main .chat-input { width: 100%; }
body.chat-page .chat-main .chat-note { margin-left: auto; margin-right: auto; max-width: 52rem; }
body.chat-page .chat-log { flex: 1; min-height: 0; overflow-y: auto; }
body.chat-page .chat-hero { padding-top: 6vh; }

/* ---------- karty produktów (tool_result) — mirror RN ProductCard ---------- */
.chat-cards { display: flex; flex-direction: column; gap: 0.6rem; margin: 0.7rem 0 0.2rem; }
.chat-card {
    display: flex;
    gap: 0.7rem;
    padding: 0.7rem;
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-lg, 8px);
    background: var(--ts-card, #ffffff);
    box-shadow: var(--ts-shadow-card, 0 1px 2px rgb(0 0 0 / 0.06));
}
.chat-card-img { width: 64px; height: 64px; border-radius: var(--ts-radius-md, 6px); object-fit: cover; flex-shrink: 0; background: var(--ts-chip-bg, #f1f5f9); }
.chat-card-img-empty { background: var(--ts-chip-bg, #f1f5f9); }
.chat-card-body { display: flex; flex-direction: column; gap: 0.15rem; min-width: 0; }
.chat-card-title { font-weight: 600; font-size: 0.95rem; color: var(--ts-text, #1e293b); }
.chat-card-brand { font-size: 0.8rem; color: var(--ts-muted, #64748b); }
.chat-card-row { display: flex; gap: 0.8rem; flex-wrap: wrap; align-items: center; font-size: 0.85rem; }
/* Trust Score — badge primary jak w RN (⭐ x.x/5). */
.chat-card-trust {
    background: var(--ts-primary, #533869);
    color: #fff;
    font-weight: 600;
    font-size: 0.75rem;
    /* KAN-0494: mniej zaokrągleń — pełne kółko -> pill. */
    border-radius: var(--ts-radius-pill, 12px);
    padding: 0.12rem 0.55rem;
}
.chat-card-price { font-weight: 700; color: var(--ts-accent-text, #be123c); }
/* Trust Score gwiazdki (KAN-0110): 5 szarych ★ + złote ★ klipowane po szerokości
   (width = score/5*100%) — obsługuje połówki. Liczba recenzji obok jako drobny tekst. */
.chat-stars {
    position: relative;
    display: inline-block;
    font-size: 0.85rem;
    line-height: 1;
    letter-spacing: 1px;
    vertical-align: middle;
}
.chat-stars-bg { color: var(--ts-chip-bg, #cbd5e1); }
.chat-stars-fill {
    position: absolute;
    top: 0;
    left: 0;
    overflow: hidden;
    white-space: nowrap;
    color: #f59e0b;
}
.chat-card-trust-num { font-size: 0.75rem; color: var(--ts-muted, #64748b); }
/* KAN-0218: "niska wiarygodność" marker — single unverified-source score. */
.chat-trust-low { color: #b45309; font-weight: 600; margin-left: 0.25rem; }
.chat-card-props { display: flex; flex-direction: column; gap: 0.1rem; font-size: 0.8rem; }
.chat-card-pros { color: var(--ts-success, #16a34a); }
.chat-card-cons { color: var(--ts-danger, #dc2626); }
.chat-card-footer { display: flex; align-items: center; gap: 0.6rem; margin-top: 0.5rem; align-self: flex-start; }
.chat-card-out-note { font-size: 0.72rem; color: var(--ts-muted, #64748b); }

/* ---------- produkt klikalny (spec web-czat-product-modal, KAN-0041) ---------- */
/* Karta produktu otwiera modal (web mirror RN ProductModal) — affordance kursora. */
.chat-card-clickable { cursor: pointer; transition: border-color 0.15s ease, box-shadow 0.15s ease; }
.chat-card-clickable:hover,
.chat-card-clickable:focus-visible {
    border-color: var(--ts-primary, #533869);
    box-shadow: var(--ts-shadow-card, 0 1px 2px rgb(0 0 0 / 0.06)), 0 0 0 3px rgb(83 56 105 / 0.12);
    outline: none;
}
/* Link do strony produktu w treści/tabeli odpowiedzi ([Nazwa](truespotter://produkt/slug)). */
.chat-product-link {
    color: var(--ts-primary, #533869);
    font-weight: 600;
    text-decoration: underline;
    cursor: pointer;
}
.chat-product-link:hover { opacity: 0.8; }

/* ---------- modal produktu (wzorzec chat-share-modal) ---------- */
.chat-product-modal {
    width: min(520px, calc(100vw - 32px));
    max-height: min(86vh, 720px);
    overflow-y: auto;
    background: var(--ts-card, #ffffff);
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-lg, 8px);
    padding: 18px 20px;
    box-shadow: var(--ts-shadow-modal, 0 16px 48px rgb(0 0 0 / 0.24));
    color: var(--ts-text, #1e293b);
}
.chat-product-body { display: flex; flex-direction: column; gap: 0.8rem; }
.chat-product-loading,
.chat-product-error { padding: 1.2rem 0; font-size: 0.9rem; color: var(--ts-muted, #64748b); text-align: center; }
.chat-product-error p { margin: 0 0 0.6rem; }
.chat-product-head { display: flex; gap: 0.9rem; }
.chat-product-img { width: 96px; height: 96px; border-radius: var(--ts-radius-md, 6px); object-fit: cover; flex-shrink: 0; background: var(--ts-chip-bg, #f1f5f9); }
.chat-product-meta { display: flex; flex-direction: column; gap: 0.2rem; min-width: 0; }
.chat-product-desc { margin: 0; font-size: 0.88rem; line-height: 1.5; color: var(--ts-text, #1e293b); }
.chat-product-nooffers { font-size: 0.85rem; color: var(--ts-muted, #64748b); }
.chat-offers { display: flex; flex-direction: column; gap: 0.4rem; }
.chat-offers-title { font-weight: 700; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.4px; color: var(--ts-muted, #64748b); }
.chat-offer-row {
    display: flex; align-items: center; gap: 0.7rem; flex-wrap: wrap;
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-sm, 4px);
    font-size: 0.88rem;
}
.chat-offer-shop { font-weight: 600; flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-offer-price { font-weight: 700; color: var(--ts-accent-text, #be123c); }
.chat-offer-stock { font-size: 0.75rem; border-radius: var(--ts-radius-pill, 12px); padding: 0.1rem 0.5rem; }
.chat-offer-in { background: var(--ts-success, #16a34a); color: #fff; }
.chat-offer-out { background: var(--ts-chip-bg, #f1f5f9); color: var(--ts-muted, #64748b); }

/* ---------- akcje przy odpowiedzi: zgłoś błąd ---------- */
.chat-answer-actions { margin-top: 0.5rem; }
.chat-report-toggle {
    background: none; border: none; padding: 0; font-size: 0.8rem;
    color: var(--ts-muted, #64748b); text-decoration: underline; cursor: pointer;
    font-family: inherit;
}
.chat-report-toggle:hover { color: var(--ts-text, #1e293b); }
.chat-report-form { display: flex; flex-direction: column; gap: 0.4rem; margin-top: 0.4rem; max-width: 26rem; }
.chat-report-form select,
.chat-report-form textarea,
.chat-report-form input {
    background: var(--ts-card, #ffffff); color: var(--ts-text, #1e293b);
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-sm, 4px); padding: 0.4rem;
    font-family: inherit;
}
.chat-report-thanks { font-size: 0.85rem; color: var(--ts-success, #16a34a); }

/* ---------- signup prompt (gość po 2 pytaniach) ---------- */
.chat-signup {
    display: flex; align-items: center; justify-content: space-between; gap: 0.8rem;
    margin: 0.6rem 0; padding: 0.7rem 0.9rem;
    border: 1px solid var(--ts-primary, #533869);
    border-radius: var(--ts-radius-md, 6px);
    background: var(--ts-chip-bg, #f1f5f9);
    font-size: 0.9rem;
}
.chat-signup[hidden] { display: none; }
.chat-signup-actions { display: flex; align-items: center; gap: 0.4rem; flex-shrink: 0; }
.chat-signup-close {
    background: none; border: none; color: var(--ts-muted, #64748b); font-size: 1.1rem;
    cursor: pointer; padding: 0 0.3rem;
}
.chat-signup-close:hover { color: var(--ts-text, #1e293b); }

/* ---------- wspólne formularze (/logowanie, /konto) ---------- */
.auth-wrap { max-width: 26rem; margin: 0 auto; padding: 2.5rem 1rem; }
.auth-card {
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-lg, 8px);
    padding: 1.6rem 1.4rem;
    background: var(--ts-card, #ffffff);
    box-shadow: var(--ts-shadow-card, 0 1px 2px rgb(0 0 0 / 0.06));
}
.auth-card h1 { margin-top: 0; font-size: 1.4rem; color: var(--ts-text, #1e293b); }
/* KAN-0223: zakładki Logowanie/Załóż konto — spójne z podziałem ekranów w aplikacji mobilnej */
.auth-tabs {
    display: flex;
    gap: 0.4rem;
    margin-bottom: 1.2rem;
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-pill, 12px);
    padding: 0.25rem;
}
.auth-tab {
    flex: 1;
    text-align: center;
    padding: 0.45rem 0.6rem;
    border-radius: var(--ts-radius-pill, 12px);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--ts-muted, #64748b);
    text-decoration: none;
}
.auth-tab--active {
    background: var(--ts-primary, #533869);
    color: #ffffff;
}
.auth-sub { color: var(--ts-muted, #64748b); font-size: 0.9rem; margin-bottom: 1.2rem; }
.auth-consents {
    margin-top: 0.6rem; padding-top: 0.6rem;
    border-top: 1px solid var(--ts-border, #e2e8f0);
    display: flex; flex-direction: column; gap: 0.45rem;
}
.auth-form { display: flex; flex-direction: column; gap: 0.6rem; }
.auth-label { font-size: 0.85rem; color: var(--ts-text, #1e293b); }
/* KAN-0214: e-mail + hasło (auto-provisioning nowego konta) */
.auth-fields { display: flex; flex-direction: column; gap: 0.6rem; }
.auth-field { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.85rem; color: var(--ts-text, #1e293b); }
.auth-form input[type="email"],
.auth-form input[type="text"],
.auth-form input[type="password"],
.auth-form input:not([type]) {
    background: var(--ts-card, #ffffff); color: var(--ts-text, #1e293b);
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-sm, 4px);
    padding: 0.6rem 0.7rem; font-size: 1rem; width: 100%;
    box-sizing: border-box;
}
.auth-form input::placeholder { color: var(--ts-placeholder, #94a3b8); }
.auth-form input:focus { outline: none; border-color: var(--ts-primary, #533869); }
.auth-check { display: flex; gap: 0.5rem; font-size: 0.82rem; color: var(--ts-muted, #64748b); align-items: flex-start; }
.auth-check input { margin-top: 0.2rem; }
.auth-note { font-size: 0.82rem; color: var(--ts-muted, #64748b); margin: 0.2rem 0 0; }
.auth-legal { font-size: 0.75rem; color: var(--ts-muted, #64748b); margin: 0.2rem 0 0; }
.auth-legal a { color: inherit; }
.auth-backlink { font-size: 0.8rem; color: var(--ts-muted, #64748b); text-align: center; }
.auth-devcode {
    margin-top: 0.8rem; padding: 0.6rem 0.8rem;
    border-radius: var(--ts-radius-sm, 4px);
    border: 1px dashed var(--ts-primary, #533869); font-size: 0.85rem;
}
.field-error { color: var(--ts-danger, #dc2626); font-size: 0.8rem; }
.field-error:empty { display: none; }

/* ---------- /konto ---------- */
.konto-wrap { max-width: 46rem; margin: 0 auto; padding: 2rem 1rem; }
.konto-wrap h1 { font-size: 1.5rem; color: var(--ts-text, #1e293b); }
.konto-message {
    padding: 0.6rem 0.9rem; border-radius: var(--ts-radius-sm, 4px); margin-bottom: 1rem;
    border: 1px solid var(--ts-primary, #533869); background: var(--ts-chip-bg, #f1f5f9);
    font-size: 0.9rem;
}
.konto-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 700px) { .konto-grid { grid-template-columns: 1fr; } }
.konto-card {
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-lg, 8px);
    padding: 1.1rem 1.2rem;
    background: var(--ts-card, #ffffff);
    box-shadow: var(--ts-shadow-card, 0 1px 2px rgb(0 0 0 / 0.06));
}
.konto-card h2 { margin: 0 0 0.8rem; font-size: 1.05rem; color: var(--ts-text, #1e293b); }
.konto-form { display: flex; flex-direction: column; gap: 0.5rem; }
.konto-form input {
    background: var(--ts-card, #ffffff); color: var(--ts-text, #1e293b);
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-sm, 4px);
    padding: 0.55rem 0.7rem; font-size: 0.95rem; width: 100%; box-sizing: border-box;
}
.konto-form input:disabled { opacity: 0.55; }
.konto-hint { font-size: 0.8rem; color: var(--ts-muted, #64748b); margin: 0.1rem 0 0.4rem; }
.konto-hint a { color: inherit; }
.btn-danger {
    background: var(--ts-danger, #dc2626); color: #fff; border: none;
    border-radius: var(--ts-radius-sm, 4px); padding: 0.55rem 0.9rem; cursor: pointer; font-size: 0.9rem;
}
.btn-danger:hover { background: #b91c1c; }
.konto-danger { border-color: rgb(220 38 38 / 0.5); }
.konto-history { margin-top: 1rem; }
.konto-session {
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-md, 6px);
    padding: 0.6rem 0.8rem; margin-bottom: 0.5rem;
    background: var(--ts-card, #ffffff);
}
.konto-session summary { cursor: pointer; display: flex; justify-content: space-between; gap: 0.6rem; flex-wrap: wrap; }
.konto-session-title { font-weight: 600; font-size: 0.92rem; color: var(--ts-text, #1e293b); }
.konto-session-meta { font-size: 0.78rem; color: var(--ts-muted, #64748b); }
.konto-session-messages { margin-top: 0.6rem; display: flex; flex-direction: column; gap: 0.4rem; }
/* Transkrypt w /konto — te same bąbelki co czat (RN parity). */
.konto-msg {
    font-size: 0.85rem; padding: 0.5rem 0.7rem;
    border-radius: var(--ts-radius-md, 6px); white-space: pre-wrap; overflow-wrap: anywhere;
    max-width: 85%;
}
.konto-msg-user { background: var(--ts-bubble-user, #1e293b); color: #f1f5f9; align-self: flex-end; }
.konto-msg-assistant { background: var(--ts-chip-bg, #f1f5f9); color: var(--ts-text, #1e293b); align-self: flex-start; max-width: 95%; }

@media (max-width: 700px) {
    .chat-header { padding: 0.5rem 0.8rem; }
    .chat-card-img { width: 52px; height: 52px; }
    .chat-signup { flex-direction: column; align-items: flex-start; }
}

/* ---- Udostępnianie rozmowy (spec chat-share-links) ---- */
.chat-readonly-note {
    margin: 10px 0; padding: 8px 12px;
    border-radius: var(--ts-radius-sm, 4px);
    background: var(--ts-chip-bg, #f1f5f9);
    font-size: 13px;
    text-align: center;
    color: var(--ts-muted, #64748b);
}
.chat-share-overlay {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgb(15 23 42 / 0.45);
}
.chat-share-overlay[hidden] { display: none; }
.chat-share-modal {
    width: min(420px, calc(100vw - 32px));
    background: var(--ts-card, #ffffff);
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-lg, 8px);
    padding: 18px 20px;
    box-shadow: var(--ts-shadow-modal, 0 16px 48px rgb(0 0 0 / 0.24));
    color: var(--ts-text, #1e293b);
}
.chat-share-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}
.chat-share-close {
    background: none;
    border: none;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    color: var(--ts-muted, #64748b);
}
.chat-share-option {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 10px;
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-sm, 4px);
    margin-bottom: 8px;
    cursor: pointer;
    font-size: 14px;
}
.chat-share-note {
    margin-top: 8px;
    font-size: 13px;
    color: var(--ts-danger, #dc2626);
    min-height: 1em;
}
/* Informacyjna notka w modalu udostępniania (status aktywnego linku,
   KAN-0387) — nie czerwona, tylko spokojna szarość. */
.chat-share-info {
    color: var(--ts-muted, #64748b);
}
/* Opis skutków udostępnienia w modalu (chat-share-flag, KAN-0387). */
.chat-share-desc {
    font-size: 14px;
    line-height: 1.5;
    color: var(--ts-muted, #64748b);
    margin: 0 0 12px;
}
.chat-share-url-label {
    display: block;
    font-size: 13px;
    color: var(--ts-muted, #64748b);
    margin-bottom: 6px;
}
#chat-share-url {
    width: 100%;
    box-sizing: border-box;
    padding: 8px 10px;
    border: 1px solid var(--ts-border, #e2e8f0);
    border-radius: var(--ts-radius-sm, 4px);
    background: var(--ts-bg, #f8fafc);
    color: var(--ts-text, #1e293b);
    font-size: 13px;
}
.chat-share-actions { margin-top: 10px; display: flex; justify-content: flex-end; gap: 8px; }

/* ---------- markdown w wiadomościach asystenta (KAN-0018) ----------
   SystemPromptBuilder każe modelowi pisać w Markdown (tabele, bold, listy),
   więc powierzchnia MUSI go renderować. Renderer w Czat.cshtml jest
   escape-first — tu tylko wygląd, w stylu istniejącej strony (tokeny --ts-*). */
.chat-msg p { margin: 0 0 0.5rem; }
.chat-msg p:last-child { margin-bottom: 0; }
.chat-msg h1, .chat-msg h2, .chat-msg h3, .chat-msg h4 {
    margin: 0.6rem 0 0.35rem;
    font-weight: 700;
    line-height: 1.25;
    color: var(--ts-text, #1e293b);
}
.chat-msg h1 { font-size: 1.1rem; }
.chat-msg h2 { font-size: 1.05rem; }
.chat-msg h3 { font-size: 1rem; }
.chat-msg h4 { font-size: 0.95rem; }
.chat-msg ul, .chat-msg ol { margin: 0.35rem 0 0.5rem; padding-left: 1.3rem; }
.chat-msg li { margin: 0.15rem 0; }
.chat-msg table {
    width: 100%;
    border-collapse: collapse;
    margin: 0.5rem 0;
    font-size: 0.85rem;
}
.chat-msg th, .chat-msg td {
    border: 1px solid var(--ts-border, #e2e8f0);
    padding: 0.35rem 0.5rem;
    text-align: left;
    vertical-align: top;
}
.chat-msg th { background: var(--ts-chip-bg, #f1f5f9); font-weight: 600; }
.chat-msg a { color: var(--ts-primary, #533869); text-decoration: underline; }
.chat-msg code {
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-size: 0.85em;
    background: var(--ts-chip-bg, #f1f5f9);
    border-radius: 4px;
    padding: 0.08rem 0.3rem;
}
.chat-msg blockquote {
    margin: 0.4rem 0;
    padding: 0.2rem 0 0.2rem 0.7rem;
    border-left: 3px solid var(--ts-border, #e2e8f0);
    color: var(--ts-muted, #64748b);
}

/* ---------- sidebar /czat (KAN-0102, spec web-czat-sidebar;
      KAN-0485 light) ----------
   JASNY panel sidebara (KAN-0485 — nadpisuje ciemną paletę KAN-0386):
   te same tokeny --ts-* co reszta strony (tło karty #ffffff, tekst
   #1e293b, wtórny #64748b, akcent linków = --ts-primary #533869).
   Struktura bez zmian: stany hover/active + pasek akcentu,
   focus-visible obrys, zwijanie hamburgerem (KAN-0222, .chat-side-
   collapsed na .chat-layout), mobile (≤720px): wysuwany drawer
   (backdrop, bez zmian). */
 body.chat-page .chat-layout { flex: 1; display: flex; min-height: 0; }
  /* KAN-0222: sidebar zwinięty na desktopie — chowany, czat na pełną szerokość. */
  .chat-layout.chat-side-collapsed > .chat-side { display: none; }
.chat-side {
    width: 260px;
    flex-shrink: 0;
    box-sizing: border-box;
    background: var(--ts-card, #ffffff);
    color: var(--ts-text, #1e293b);
    border-right: 1px solid var(--ts-border, #e2e8f0);
    padding: var(--ts-space-4, 16px) var(--ts-space-3, 12px);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--ts-space-4, 16px);
    scrollbar-color: #cbd5e1 transparent;
}
.chat-side::-webkit-scrollbar { width: 8px; }
.chat-side::-webkit-scrollbar-track { background: transparent; }
.chat-side::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 999px; }
.chat-side::-webkit-scrollbar-thumb:hover { background: #94a3b8; }
.chat-side-user {
    display: flex;
    flex-direction: column;
    gap: var(--ts-space-1, 4px);
    padding-bottom: var(--ts-space-3, 12px);
    border-bottom: 1px solid var(--ts-border, #e2e8f0);
}
.chat-side-user-label {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--ts-muted, #64748b);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.chat-side-user-email { font-weight: 600; font-size: 0.9rem; color: var(--ts-text, #1e293b); overflow-wrap: anywhere; }
.chat-side-link {
    color: var(--ts-primary, #533869);
    text-decoration: none;
    font-size: 0.85rem;
    padding: var(--ts-space-1, 4px) 6px;
    border-radius: var(--ts-radius-sm, 8px);
    transition: background-color 0.12s ease, color 0.12s ease;
}
.chat-side-link:hover { background: var(--ts-chip-bg, #f1f5f9); color: #3a2749; text-decoration: none; }
.chat-side-hint { margin: 0 0 6px; font-size: 0.85rem; color: var(--ts-muted, #64748b); line-height: 1.45; }
.chat-side-login { text-align: center; }
.chat-side-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--ts-space-2, 8px);
}
.chat-side-head strong { font-size: 0.85rem; font-weight: 600; letter-spacing: var(--ts-tracking-heading, -0.01em); color: var(--ts-text, #1e293b); }
.chat-side-new {
    color: var(--ts-primary, #533869);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 500;
    padding: 2px 6px;
    border-radius: var(--ts-radius-sm, 8px);
    transition: background-color 0.12s ease, color 0.12s ease;
}
.chat-side-new:hover { background: var(--ts-chip-bg, #f1f5f9); color: #3a2749; text-decoration: none; }
.chat-side-list { display: flex; flex-direction: column; gap: 2px; }
.chat-side-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-decoration: none;
    color: var(--ts-text, #1e293b);
    padding: var(--ts-space-2, 8px);
    border-radius: var(--ts-radius-sm, 8px);
    transition: background-color 0.12s ease;
}
.chat-side-item:hover { background: var(--ts-chip-bg, #f1f5f9); }
.chat-side-item:focus-visible, .chat-side-link:focus-visible, .chat-side-new:focus-visible {
    outline: 2px solid var(--ts-primary, #533869);  /* widoczny fokus klawiatury (AA UI ≥3:1) */
    outline-offset: 2px;
}
.chat-side-item-title { font-size: 0.85rem; font-weight: 500; color: var(--ts-text, #1e293b); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-side-item-meta { font-size: 0.72rem; color: var(--ts-muted, #64748b); }
.chat-side-item-active {
    background: var(--ts-chip-bg, #f1f5f9);       /* odróżnialny od hover (pasek akcentu) */
    box-shadow: inset 3px 0 0 0 var(--ts-primary, #533869);
}
.chat-side-empty { margin: var(--ts-space-1, 4px); font-size: 0.8rem; color: var(--ts-muted, #64748b); }
/* KAN-0388: kosz „usuń rozmowę" na elemencie historii (soft delete). */
.chat-side-item { position: relative; padding-right: 30px; }
.chat-side-item-del {
    position: absolute;
    top: 6px;
    right: 4px;
    background: none;
    border: none;
    font-size: 0.85rem;
    line-height: 1;
    color: var(--ts-muted, #64748b);
    cursor: pointer;
    padding: 3px 4px;
    border-radius: 4px;
    opacity: 0;
    transition: opacity 0.12s ease;
}
.chat-side-item:hover .chat-side-item-del { opacity: 1; }
.chat-side-item-del:focus-visible { outline: 2px solid var(--ts-primary, #533869); outline-offset: 1px; }
.chat-side-item-del:hover { color: var(--ts-danger, #be123c); background: var(--ts-chip-bg, #f1f5f9); }
/* KAN-0388: przycisk „Usuń rozmowę" w headerze czatu. */
.chat-delete-btn { color: var(--ts-muted, #64748b); }
.chat-delete-btn:hover { color: #fc8181; }
.chat-menu-btn {
    display: inline-block; /* KAN-0222: hamburger na desktopie też (zwijanie sidebaru) */
    background: none;
    border: none;
    font-size: 1.25rem;
    line-height: 1;
    color: var(--ts-text, #1e293b);
    cursor: pointer;
    padding: 0 0.3rem 0 0;
}
.chat-header-left { display: flex; align-items: center; gap: 0.5rem; }
.chat-side-backdrop { position: fixed; inset: 0; z-index: 39; background: rgb(15 23 42 / 0.45); }
.chat-side-backdrop[hidden] { display: none; }

@media (max-width: 720px) {
    .chat-side {
        position: fixed;
        top: 0;
        bottom: 0;
        left: 0;
        z-index: 40;
        width: min(280px, 84vw);
        transform: translateX(-100%);
        transition: transform 0.2s ease;
        box-shadow: 0 0 40px rgb(0 0 0 / 0.35);
    }
    .chat-side.open { transform: translateX(0); }
    /* KAN-0222: na mobile klasa collapse nie obowiązuje — drawer steruje .open. */
    .chat-layout.chat-side-collapsed > .chat-side { display: flex; }
}


/* 
===========================================================
   KAN-0438 — /czat restyle wg design systemu prompt-kit
   (https://www.prompt-kit.com). prompt-kit to komponenty React/shadcn —
   nie da się ich zainstalować dosłownie na stronie Razor, więc
   odwzorowujemy ich JĘZYK WIZUALNY: frosted header, karty PromptSuggestion,
   Message z awatarem, PromptInput (karta z focus ringiem + okrągły send),
   TextShimmer (status "Analizuję…"), ScrollButton. Zakres: body.chat-page
   (strony /logowanie i /konto współdzielą ten plik — nietknięte).
   Tokeny --pk-* lokalne, mapowane na brandowe --ts-* (primary #533869).
   Kontrakty E2E zachowane: placeholdery, #chat-form/#chat-input/#chat-send,
   .chat-chip (data-prompt), .chat-msg-user/.chat-msg-assistant, .chat-status.
   ================================================================== */

/* ---------- tokeny prompt-kit (scoped do strony czatu) ---------- */
body.chat-page {
    --pk-radius: 8px; /* KAN-0493: mniej zaokrągleń (16px → 8px) */
    --pk-radius-2xl: 10px; /* KAN-0493 (20px → 10px) */
    --pk-border: var(--ts-border, #e2e8f0);
    --pk-ring: rgb(83 56 105 / 0.18);
    --pk-shadow: 0 1px 2px rgb(0 0 0 / 0.04), 0 4px 16px rgb(0 0 0 / 0.05);
    --pk-shadow-lg: 0 2px 4px rgb(0 0 0 / 0.04), 0 12px 32px rgb(0 0 0 / 0.08);
}

/* ---------- header: frosted glass ---------- */
body.chat-page .chat-header {
    background: rgb(255 255 255 / 0.82);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid rgb(226 232 240 / 0.9);
    padding: 0.65rem 1.1rem;
    z-index: 20;
}
/* KAN-0495: gradient-text brand override (KAN-0481) removed — the chat
   header brand must match the public-site .brand exactly (plain text color,
   1.25rem/800), per the logo-parity task. */
body.chat-page .chat-header-link {
    font-weight: 500;
    padding: 0.35rem 0.7rem;
    border-radius: var(--ts-radius-pill, 12px);
    transition: background 0.15s ease, color 0.15s ease;
}
body.chat-page .chat-header-link:hover { background: var(--ts-chip-bg, #f1f5f9); }

/* ---------- hero: większa typografia + karty PromptSuggestion ---------- */
body.chat-page .chat-hero { padding-top: 8vh; padding-bottom: 1rem; }
body.chat-page .chat-hero h1 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin: 0 0 0.6rem;
}
body.chat-page .chat-hero .lead {
    font-size: 1.02rem;
    max-width: 32rem;
    margin: 0 auto 2rem;
    line-height: 1.55;
}
/* Karty podpowiedzi (prompt-kit PromptSuggestion): karta z ikoną, tytułem
   i opisem; hover = border primary + jasne tło + subtelny lift. Grid 3×1
   na desktopie, kolumna na mobile. Landing (.hero .chat-chip) — pill,
   nietknięty (site.css). */
body.chat-page .chat-suggestions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
}
body.chat-page .chat-pk-suggestion {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    text-align: left;
    border-radius: var(--pk-radius);
    padding: 0.85rem 0.9rem;
    font-size: 0.9rem;
    box-shadow: var(--pk-shadow);
    transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
body.chat-page .chat-pk-suggestion:hover {
    border-color: var(--ts-primary, #533869);
    background: #fafaf9;
    transform: translateY(-1px);
    box-shadow: var(--pk-shadow-lg);
}
body.chat-page .chat-pk-sug-icon {
    flex-shrink: 0;
    font-size: 1.2rem;
    line-height: 1.4;
}
body.chat-page .chat-pk-sug-body { display: flex; flex-direction: column; gap: 0.15rem; min-width: 0; }
body.chat-page .chat-pk-sug-title { font-weight: 600; color: var(--ts-text, #1e293b); }
body.chat-page .chat-pk-sug-sub { font-size: 0.78rem; color: var(--ts-muted, #64748b); }

/* ---------- log + wiadomości (prompt-kit Message) ----------
   User: zaokrąglony bąbelek charcoal wyrównany do prawej (bez zmian koloru
   — kontrakt design-tokens E2E). Asystent: biała karta radius 16px z awatarem
   "TS" (prompt-kit MessageAvatar) i luźniejszymi odstępami między blokami
   markdown. */
body.chat-page .chat-log { gap: 0.9rem; padding: 1.25rem 0 0.75rem; scroll-behavior: auto; }
body.chat-page .chat-msg { max-width: min(85%, 46rem); }
body.chat-page .chat-msg-user {
    border-radius: 8px 8px 4px 8px; /* KAN-0493 (18px 18px 6px 18px) */
    padding: 0.6rem 1rem;
    box-shadow: var(--pk-shadow);
}
body.chat-page .chat-msg-assistant {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    border-radius: var(--pk-radius);
    padding: 0.85rem 1.05rem 0.95rem;
    box-shadow: var(--pk-shadow);
    max-width: min(95%, 48rem);
}
/* Awatar asystenta — prompt-kit MessageAvatar ("TS" w primary). */
body.chat-page .chat-msg-assistant::before {
    content: "TS";
    align-self: flex-start;
    width: 26px;
    height: 26px;
    border-radius: 999px;
    background: var(--ts-primary, #533869);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ---------- status "Analizuję…" (prompt-kit TextShimmer) ----------
   Gradientowy shimmer na tekście zamiast statycznego mutedu; klasa/ID
   .chat-status bez zmian (ttfb E2E). */
body.chat-page .chat-status {
    background: linear-gradient(110deg, var(--ts-muted, #64748b) 45%, #0f172a 50%, var(--ts-muted, #64748b) 55%);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: chat-pk-shimmer 2.2s linear infinite;
}
@keyframes chat-pk-shimmer {
    to { background-position: -200% 0; }
}
@media (prefers-reduced-motion: reduce) {
    body.chat-page .chat-status { animation: none; color: var(--ts-muted, #64748b); }
}

/* ---------- composer (prompt-kit PromptInput) ----------
   Jedna karta .chat-input-shell: border + shadow + focus-within ring;
   textarea bez własnego obramowania; okrągły przycisk ↑ w kolorze akcentu
   (kontrakt design-tokens: #e11d48). */
body.chat-page .chat-wrap { position: relative; }
body.chat-page .chat-pk-input { margin-top: 0.25rem; }
body.chat-page .chat-input-shell {
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    /* KAN-0491: bez tego shell kurczył się do naturalnej szerokości
       textarea (~195px) — pole wpisywania było "za wąskie" zamiast
       rozciągać się na całą szerokość kolumny czatu. */
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
    background: var(--ts-card, #ffffff);
    border: 1px solid var(--pk-border);
    border-radius: var(--pk-radius-2xl);
    padding: 0.5rem 0.5rem 0.5rem 1.05rem;
    box-shadow: var(--pk-shadow-lg);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
body.chat-page .chat-input-shell:focus-within {
    border-color: var(--ts-primary, #533869);
    box-shadow: 0 0 0 3px var(--pk-ring), var(--pk-shadow-lg);
}
body.chat-page .chat-input textarea {
    border: none;
    box-shadow: none;
    background: var(--ts-card, #ffffff);
    border-radius: 0;
    padding: 0.65rem 0;
    /* KAN-0491: pole wygodniejsze — domyślnie ~2 linie (było 2.15rem),
       pełny komfort pisania dłuższego pytania bez autoscrolla. */
    min-height: 3.1rem;
    max-height: 200px;
    font-size: 1rem;
    line-height: 1.45;
}
body.chat-page .chat-input textarea:focus { border-color: transparent; }
body.chat-page .chat-pk-send {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--ts-radius-pill, 12px);
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    line-height: 1;
    box-shadow: 0 1px 3px rgb(225 29 72 / 0.35);
    transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}
body.chat-page .chat-pk-send:hover { transform: translateY(-1px); box-shadow: 0 3px 10px rgb(225 29 72 / 0.4); }
body.chat-page .chat-pk-send:active { transform: translateY(0); }
body.chat-page .chat-pk-send:disabled { transform: none; box-shadow: none; }
body.chat-page .chat-note { font-size: 0.72rem; margin: 0.55rem 0 0.7rem; color: var(--ts-text, #1e293b); opacity: 0.55; }

/* ---------- scroll-to-bottom (prompt-kit ScrollButton) ---------- */
body.chat-page .chat-scroll-btn {
    position: absolute;
    right: 1.25rem;
    bottom: 128px; /* nad composerem, nad notatką */
    width: 34px;
    height: 34px;
    border-radius: var(--ts-radius-pill, 12px);
    background: var(--ts-card, #ffffff);
    border: 1px solid var(--pk-border);
    color: var(--ts-text, #1e293b);
    font-size: 0.95rem;
    line-height: 1;
    box-shadow: var(--pk-shadow-lg);
    cursor: pointer;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
    justify-content: safe center;
    transition: background 0.15s ease;
}
body.chat-page .chat-scroll-btn:hover { background: #fafaf9; }
body.chat-page .chat-scroll-btn[hidden] { display: none; }

/* ---------- karty produktów/modal: miękkie cienie (polish) ---------- */
body.chat-page .chat-card { box-shadow: var(--pk-shadow); transition: border-color 0.15s ease, box-shadow 0.15s ease; }
body.chat-page .chat-signup { border-radius: var(--pk-radius); }

/* ---------- mobile: karty podpowiedzi w kolumnie, composer bez liftu ---------- */
@media (max-width: 700px) {
    body.chat-page .chat-suggestions { grid-template-columns: 1fr; }
    body.chat-page .chat-pk-suggestion { padding: 0.7rem 0.8rem; }
    body.chat-page .chat-scroll-btn { right: 0.85rem; bottom: 118px; }
}
/* KAN-0413 — zgoda na oferty partnerskie (sidebar czatu; KAN-0485: jasna paleta) */
.chat-side-consent { border-top: 1px solid var(--ts-border, #e2e8f0); padding-top: 10px; margin-top: 10px; }
.chat-side-consent-toggle { display: flex; align-items: flex-start; gap: 8px; cursor: pointer; font-size: 0.85rem; color: var(--ts-text, #1e293b); line-height: 1.4; }
.chat-side-consent-toggle input { margin-top: 3px; accent-color: var(--ts-primary, #533869); }
.chat-side-consent-hint { margin: 6px 0 0; font-size: 0.75rem; color: var(--ts-muted, #64748b); line-height: 1.45; }
.chat-side-consent-hint a { color: var(--ts-primary, #533869); }