/* Doradca AI — pływający czat. Kolory strony: czerń #0a0a0a, złoto #bf9b51 / #a48a4e, nagłówki Oswald. */
.kzk-ai {
    --kai-bg: #0d0d0d;
    --kai-panel: #141414;
    --kai-elev: #1c1c1c;
    --kai-border: #2a2a2a;
    --kai-gold: #bf9b51;
    --kai-gold-deep: #a48a4e;
    --kai-gold-dim: rgba(191, 155, 81, 0.16);
    --kai-text: #f3f1ec;
    --kai-dim: #c3bdb3;
    --kai-muted: #aaa39a;
    --kai-radius: 18px;
    --kai-font-display: 'Oswald', 'Arial Narrow', sans-serif;
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 2147482000;
    font-size: 15px;
    line-height: 1.5;
    color: var(--kai-text);
}

.kzk-ai *,
.kzk-ai *::before,
.kzk-ai *::after {
    box-sizing: border-box;
}

/* PRZYCISK ----------------------------------------------------------- */
.kzk-ai__launcher {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.8rem 1.15rem 0.8rem 0.95rem;
    border: 0;
    border-radius: 999px;
    background: linear-gradient(135deg, #cfae63, var(--kai-gold-deep));
    color: #0a0a0a;
    font-family: var(--kai-font-display);
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.08) inset;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    animation: kzkAiIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.kzk-ai__launcher:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.12) inset;
}

.kzk-ai__launcher:focus-visible {
    outline: 3px solid #fff;
    outline-offset: 3px;
}

.kzk-ai__launcher-icon {
    width: 24px;
    height: 24px;
    display: inline-flex;
}

.kzk-ai__launcher-icon svg {
    width: 100%;
    height: 100%;
    animation: kzkAiSpin 14s linear infinite;
}

.kzk-ai.is-open .kzk-ai__launcher {
    display: none;
}

/* Baner zgód na ekranie: przycisk czatu nie może zasłaniać „Zgadzam się”. */
.kzk-ai.kzk-ai--consent:not(.is-open) .kzk-ai__launcher {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(12px);
    animation: none;
}

/* PANEL -------------------------------------------------------------- */
.kzk-ai__panel {
    position: absolute;
    right: 0;
    bottom: 0;
    width: min(400px, calc(100vw - 32px));
    height: min(660px, calc(100vh - 48px));
    height: min(660px, calc(100dvh - 48px));
    display: flex;
    flex-direction: column;
    background: var(--kai-panel);
    border: 1px solid var(--kai-border);
    border-radius: var(--kai-radius);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
    overflow: hidden;
    animation: kzkAiIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* atrybut hidden musi wygrać z display:flex powyżej */
.kzk-ai__panel[hidden] {
    display: none !important;
}

.kzk-ai__panel::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--kai-gold-deep), #e2c37a, var(--kai-gold-deep));
    z-index: 1;
}

.kzk-ai__head {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 0.9rem 0.85rem 1rem;
    background: var(--kai-bg);
    border-bottom: 1px solid var(--kai-border);
}

.kzk-ai__avatar {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--kai-gold-dim);
    color: var(--kai-gold);
    border: 1px solid rgba(191, 155, 81, 0.4);
}

.kzk-ai__avatar svg {
    width: 24px;
    height: 24px;
}

.kzk-ai__head-text {
    flex: 1 1 auto;
    min-width: 0;
}

.kzk-ai__title {
    font-family: var(--kai-font-display);
    font-size: 1.15rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    line-height: 1.15;
    color: var(--kai-text);
}

.kzk-ai__subtitle {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 0.15rem;
    font-size: 0.76rem;
    color: var(--kai-dim);
}

.kzk-ai__dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #3baa8b;
    box-shadow: 0 0 0 3px rgba(59, 170, 139, 0.2);
}

.kzk-ai__restart,
.kzk-ai__close {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    border-radius: 50%;
    background: transparent;
    color: var(--kai-dim);
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.kzk-ai__restart:hover,
.kzk-ai__close:hover {
    color: var(--kai-text);
    border-color: var(--kai-border);
}

.kzk-ai__restart:focus-visible,
.kzk-ai__close:focus-visible,
.kzk-ai__chip:focus-visible,
.kzk-ai__send:focus-visible {
    outline: 2px solid var(--kai-gold);
    outline-offset: 2px;
}

/* LISTA WIADOMOŚCI --------------------------------------------------- */
.kzk-ai__list {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 1rem 1rem 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    scroll-behavior: smooth;
    overscroll-behavior: contain;
    background:
        radial-gradient(circle at 15% 10%, rgba(191, 155, 81, 0.06), transparent 45%),
        var(--kai-panel);
}

.kzk-ai__msg {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    max-width: 88%;
}

.kzk-ai__msg--assistant {
    align-self: flex-start;
}

.kzk-ai__msg--user {
    align-self: flex-end;
    align-items: flex-end;
}

.kzk-ai__who {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--kai-muted);
    padding: 0 0.35rem;
}

.kzk-ai__bubble {
    padding: 0.7rem 0.95rem;
    border-radius: 16px;
    font-size: 0.93rem;
    line-height: 1.5;
    word-wrap: break-word;
    overflow-wrap: anywhere;
}

.kzk-ai__msg--assistant .kzk-ai__bubble {
    background: var(--kai-elev);
    border: 1px solid var(--kai-border);
    border-top-left-radius: 6px;
    color: var(--kai-text);
}

.kzk-ai__msg--user .kzk-ai__bubble {
    background: var(--kai-gold-dim);
    border: 1px solid rgba(191, 155, 81, 0.45);
    border-top-right-radius: 6px;
    color: #f7efdc;
}

.kzk-ai__bubble p {
    margin: 0;
}

.kzk-ai__bubble p + p,
.kzk-ai__bubble ul,
.kzk-ai__bubble ol {
    margin-top: 0.5rem;
}

.kzk-ai__bubble ul,
.kzk-ai__bubble ol {
    margin-bottom: 0;
    padding-left: 1.15rem;
}

.kzk-ai__bubble li {
    margin: 0.15rem 0;
}

.kzk-ai__bubble strong {
    color: #e6cd8e;
    font-weight: 700;
}

.kzk-ai__bubble a {
    color: var(--kai-gold);
    text-decoration: underline;
    text-decoration-color: rgba(191, 155, 81, 0.5);
    text-underline-offset: 2px;
    font-weight: 600;
}

.kzk-ai__bubble a:hover {
    color: #e6cd8e;
}

.kzk-ai__note {
    align-self: center;
    max-width: 92%;
    padding: 0.5rem 0.8rem;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px dashed var(--kai-border);
    font-size: 0.8rem;
    color: var(--kai-dim);
    text-align: center;
}

/* kropki „pisze…" */
.kzk-ai__typing .kzk-ai__bubble {
    display: inline-flex;
    gap: 5px;
    padding: 0.85rem 1rem;
}

.kzk-ai__typing .kzk-ai__bubble span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--kai-gold);
    opacity: 0.35;
    animation: kzkAiDot 1.2s infinite ease-in-out;
}

.kzk-ai__typing .kzk-ai__bubble span:nth-child(2) { animation-delay: 0.15s; }
.kzk-ai__typing .kzk-ai__bubble span:nth-child(3) { animation-delay: 0.3s; }

/* SZYBKIE ODPOWIEDZI ------------------------------------------------- */
.kzk-ai__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    padding: 0.35rem 1rem 0.6rem;
    background: var(--kai-panel);
}

.kzk-ai__chips[hidden] {
    display: none;
}

.kzk-ai__chip {
    padding: 0.45rem 0.85rem;
    border: 1px solid rgba(191, 155, 81, 0.55);
    border-radius: 999px;
    background: transparent;
    color: var(--kai-gold);
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease;
}

.kzk-ai__chip:hover {
    background: var(--kai-gold);
    color: #0a0a0a;
}

/* FORMULARZ ---------------------------------------------------------- */
.kzk-ai__form {
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    padding: 0.6rem 0.75rem 0.6rem 0.9rem;
    border-top: 1px solid var(--kai-border);
    background: var(--kai-bg);
}

.kzk-ai .kzk-ai__input {
    flex: 1 1 auto;
    width: auto;
    min-width: 0;
    min-height: 44px !important; /* motyw daje textarea min-height ~150 px */
    height: 44px;
    max-height: 120px;
    margin: 0;
    padding: 0.65rem 0.8rem;
    border: 1px solid var(--kai-border);
    border-radius: 14px;
    background: var(--kai-elev);
    color: var(--kai-text);
    font-family: inherit;
    font-size: 16px; /* 16px = iOS nie przybliża strony przy fokusie */
    line-height: 1.4;
    resize: none;
    box-shadow: none;
}

.kzk-ai .kzk-ai__input::placeholder {
    color: var(--kai-dim);
}

.kzk-ai .kzk-ai__input:focus {
    outline: none;
    border-color: var(--kai-gold);
    box-shadow: 0 0 0 3px var(--kai-gold-dim);
}

.kzk-ai .kzk-ai__input:disabled {
    opacity: 0.5;
}

.kzk-ai__hp {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    opacity: 0;
}

.kzk-ai__send {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 50%;
    background: var(--kai-gold);
    color: #0a0a0a;
    cursor: pointer;
    transition: transform 0.15s ease, background 0.2s ease;
}

.kzk-ai__send:hover:not(:disabled) {
    background: #d4b36a;
    transform: translateX(1px);
}

.kzk-ai__send:disabled {
    opacity: 0.45;
    cursor: default;
}

.kzk-ai__foot {
    padding: 0.5rem 1rem 0.7rem;
    background: var(--kai-bg);
    font-size: 0.74rem;
    line-height: 1.45;
    color: var(--kai-dim);
}

.kzk-ai__foot a {
    color: var(--kai-gold);
    font-weight: 700;
    text-decoration: none;
}

/* ZACZEPKA W HERO ---------------------------------------------------- */
.kzk-ai__hero {
    display: inline-flex !important;
    align-items: center;
    gap: 0.5rem;
}

.kzk-ai__hero-icon {
    width: 18px;
    height: 18px;
    display: inline-flex;
}

.kzk-ai__hero-icon svg {
    width: 100%;
    height: 100%;
}

/* TELEFON ------------------------------------------------------------ */
@media (max-width: 640px) {
    .kzk-ai {
        right: 14px;
        bottom: 14px;
        bottom: calc(14px + env(safe-area-inset-bottom));
    }

    .kzk-ai__launcher {
        padding: 0.75rem 1rem 0.75rem 0.85rem;
        font-size: 0.95rem;
    }

    .kzk-ai__panel {
        position: fixed;
        inset: 0;
        width: 100%;
        height: 100%;
        border-radius: 0;
        border: 0;
        padding-bottom: env(safe-area-inset-bottom);
    }

    .kzk-ai__head {
        padding-top: calc(0.9rem + env(safe-area-inset-top));
    }

    .kzk-ai__msg {
        max-width: 92%;
    }

    html.kzk-ai-lock,
    html.kzk-ai-lock body {
        overflow: hidden;
        height: 100%;
    }
}

/* ANIMACJE ----------------------------------------------------------- */
@keyframes kzkAiIn {
    from { opacity: 0; transform: translateY(12px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes kzkAiDot {
    0%, 80%, 100% { opacity: 0.3; transform: translateY(0); }
    40%           { opacity: 1;   transform: translateY(-3px); }
}

@keyframes kzkAiSpin {
    to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
    .kzk-ai__launcher,
    .kzk-ai__panel {
        animation: none;
    }

    .kzk-ai__launcher-icon svg,
    .kzk-ai__typing .kzk-ai__bubble span {
        animation: none;
    }

    .kzk-ai__list {
        scroll-behavior: auto;
    }
}

/* Drukowanie: czat nie trafia na papier */
@media print {
    .kzk-ai {
        display: none;
    }
}