:root {
    --iw-assistant-bg: rgba(8, 10, 14, .97);
    --iw-assistant-surface: rgba(20, 22, 28, .96);
    --iw-assistant-surface-soft: rgba(255, 255, 255, .045);
    --iw-assistant-border: rgba(212, 175, 55, .22);
    --iw-assistant-gold: #d5b45b;
    --iw-assistant-gold-strong: #f0d783;
    --iw-assistant-text: #f2f0e8;
    --iw-assistant-muted: #a7a39a;
    --iw-assistant-danger: #ffb5ad;
}

.iw-assistant {
    position: fixed;
    right: max(18px, env(safe-area-inset-right));
    bottom: max(18px, env(safe-area-inset-bottom));
    z-index: 14000;
    font-family: inherit;
}

.iw-assistant *,
.iw-assistant *::before,
.iw-assistant *::after {
    box-sizing: border-box;
}

.iw-assistant__launchers {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
}

.iw-assistant__launcher,
.iw-assistant__explain {
    border: 1px solid var(--iw-assistant-border);
    color: var(--iw-assistant-text);
    background: linear-gradient(145deg, rgba(24, 25, 30, .98), rgba(7, 8, 11, .98));
    box-shadow: 0 16px 42px rgba(0, 0, 0, .38), inset 0 1px rgba(255, 255, 255, .04);
    cursor: pointer;
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease, background .18s ease;
}

.iw-assistant__launcher:hover,
.iw-assistant__explain:hover,
.iw-assistant__launcher:focus-visible,
.iw-assistant__explain:focus-visible {
    transform: translateY(-2px);
    border-color: rgba(240, 215, 131, .58);
    box-shadow: 0 20px 48px rgba(0, 0, 0, .48), 0 0 0 3px rgba(213, 180, 91, .08);
    outline: none;
}

.iw-assistant__launcher {
    width: 52px;
    height: 52px;
    border-radius: 17px;
    display: grid;
    place-items: center;
    color: #17130a;
    background: linear-gradient(145deg, var(--iw-assistant-gold-strong), #b38a31);
    border-color: rgba(255, 235, 166, .5);
    font-size: 13px;
    font-weight: 900;
    letter-spacing: .08em;
}

.iw-assistant__explain {
    min-height: 44px;
    padding: 0 16px 0 9px;
    border-radius: 15px;
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-size: 13px;
    font-weight: 780;
    letter-spacing: .02em;
}

.iw-assistant__explain-mark {
    width: 28px;
    height: 28px;
    display: grid;
    place-items: center;
    border-radius: 10px;
    color: var(--iw-assistant-gold-strong);
    background: rgba(213, 180, 91, .1);
    border: 1px solid rgba(213, 180, 91, .22);
    font-weight: 900;
}

.iw-assistant__panel {
    position: absolute;
    right: 0;
    bottom: 64px;
    width: min(430px, calc(100vw - 28px));
    height: min(610px, calc(100vh - 116px));
    min-height: 410px;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto auto auto;
    overflow: hidden;
    color: var(--iw-assistant-text);
    background:
        radial-gradient(circle at 92% 0, rgba(213, 180, 91, .11), transparent 34%),
        linear-gradient(180deg, rgba(17, 18, 22, .985), rgba(7, 8, 11, .99));
    border: 1px solid var(--iw-assistant-border);
    border-radius: 22px;
    box-shadow: 0 28px 80px rgba(0, 0, 0, .58), inset 0 1px rgba(255, 255, 255, .035);
    transform-origin: bottom right;
    animation: iw-assistant-open .18s ease-out;
}

.iw-assistant__panel[hidden] {
    display: none !important;
}

@keyframes iw-assistant-open {
    from { opacity: 0; transform: translateY(10px) scale(.985); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.iw-assistant__header {
    min-height: 72px;
    padding: 13px 14px 12px 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, .07);
    background: rgba(255, 255, 255, .018);
}

.iw-assistant__identity {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 11px;
}

.iw-assistant__mark {
    width: 38px;
    height: 38px;
    flex: 0 0 38px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    color: #181207;
    background: linear-gradient(145deg, var(--iw-assistant-gold-strong), #ad842e);
    font-weight: 950;
    font-size: 13px;
    letter-spacing: -.04em;
    box-shadow: inset 0 1px rgba(255, 255, 255, .32);
}

.iw-assistant__identity strong,
.iw-assistant__identity span {
    display: block;
}

.iw-assistant__identity strong {
    font-size: 14px;
    line-height: 1.25;
    letter-spacing: .01em;
}

.iw-assistant__identity span {
    margin-top: 3px;
    max-width: 210px;
    overflow: hidden;
    color: var(--iw-assistant-muted);
    font-size: 11px;
    line-height: 1.3;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.iw-assistant__header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.iw-assistant__header-button,
.iw-assistant__close {
    border: 0;
    color: var(--iw-assistant-muted);
    background: transparent;
    cursor: pointer;
}

.iw-assistant__header-button {
    padding: 7px 8px;
    border-radius: 9px;
    font-size: 11px;
    font-weight: 700;
}

.iw-assistant__header-button:hover,
.iw-assistant__header-button:focus-visible {
    color: var(--iw-assistant-text);
    background: rgba(255, 255, 255, .055);
    outline: none;
}

.iw-assistant__close {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    font-size: 25px;
    line-height: 1;
}

.iw-assistant__close:hover,
.iw-assistant__close:focus-visible {
    color: var(--iw-assistant-text);
    background: rgba(255, 255, 255, .055);
    outline: none;
}

.iw-assistant__messages {
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 18px 16px 12px;
    scrollbar-width: thin;
    scrollbar-color: rgba(213, 180, 91, .26) transparent;
}

.iw-assistant__empty {
    margin: 30px auto 0;
    max-width: 310px;
    padding: 20px;
    text-align: center;
    border: 1px solid rgba(213, 180, 91, .13);
    border-radius: 18px;
    background: rgba(213, 180, 91, .035);
}

.iw-assistant__empty strong {
    display: block;
    color: var(--iw-assistant-gold-strong);
    font-size: 14px;
}

.iw-assistant__empty p {
    margin: 8px 0 0;
    color: var(--iw-assistant-muted);
    font-size: 12px;
    line-height: 1.55;
}

.iw-assistant__message {
    display: flex;
    margin: 0 0 12px;
}

.iw-assistant__message--user {
    justify-content: flex-end;
}

.iw-assistant__bubble {
    max-width: 88%;
    padding: 10px 12px;
    border-radius: 15px;
    font-size: 13px;
    line-height: 1.55;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.iw-assistant__message--assistant .iw-assistant__bubble {
    color: #e8e5db;
    background: rgba(255, 255, 255, .052);
    border: 1px solid rgba(255, 255, 255, .06);
    border-top-left-radius: 6px;
}

.iw-assistant__message--user .iw-assistant__bubble {
    color: #1a1408;
    background: linear-gradient(145deg, #e7ca74, #b9953e);
    border: 1px solid rgba(255, 239, 183, .38);
    border-top-right-radius: 6px;
    font-weight: 650;
}

.iw-assistant__meta {
    display: block;
    margin-top: 7px;
    color: #7f7b73;
    font-size: 10px;
    line-height: 1.3;
}

.iw-assistant__typing {
    min-height: 38px;
    padding: 8px 16px;
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--iw-assistant-muted);
    border-top: 1px solid rgba(255, 255, 255, .045);
}

.iw-assistant__typing[hidden] {
    display: none !important;
}

.iw-assistant__typing span {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--iw-assistant-gold);
    animation: iw-assistant-dot 1.05s infinite ease-in-out;
}

.iw-assistant__typing span:nth-child(2) { animation-delay: .12s; }
.iw-assistant__typing span:nth-child(3) { animation-delay: .24s; }

.iw-assistant__typing em {
    margin-left: 5px;
    font-size: 11px;
    font-style: normal;
}

@keyframes iw-assistant-dot {
    0%, 60%, 100% { opacity: .28; transform: translateY(0); }
    30% { opacity: 1; transform: translateY(-3px); }
}

.iw-assistant__error {
    margin: 0 14px 9px;
    padding: 9px 10px;
    color: var(--iw-assistant-danger);
    background: rgba(180, 55, 45, .1);
    border: 1px solid rgba(255, 120, 110, .18);
    border-radius: 10px;
    font-size: 11px;
    line-height: 1.45;
}

.iw-assistant__error[hidden] {
    display: none !important;
}

.iw-assistant__composer {
    margin: 0;
    padding: 11px 12px 12px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 42px;
    gap: 8px;
    align-items: end;
    border-top: 1px solid rgba(255, 255, 255, .07);
    background: rgba(0, 0, 0, .16);
}

.iw-assistant__composer textarea {
    width: 100%;
    max-height: 130px;
    min-height: 42px;
    resize: none;
    overflow-y: auto;
    padding: 10px 12px;
    color: var(--iw-assistant-text);
    caret-color: var(--iw-assistant-gold-strong);
    background: rgba(255, 255, 255, .045);
    border: 1px solid rgba(255, 255, 255, .085);
    border-radius: 13px;
    outline: none;
    font: inherit;
    font-size: 13px;
    line-height: 1.45;
}

.iw-assistant__composer textarea::placeholder {
    color: #77746e;
}

.iw-assistant__composer textarea:focus {
    border-color: rgba(213, 180, 91, .4);
    box-shadow: 0 0 0 3px rgba(213, 180, 91, .07);
}

.iw-assistant__send {
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 233, 158, .38);
    border-radius: 13px;
    color: #171107;
    background: linear-gradient(145deg, var(--iw-assistant-gold-strong), #b68b31);
    cursor: pointer;
    font-size: 21px;
    font-weight: 900;
    transition: transform .15s ease, filter .15s ease, opacity .15s ease;
}

.iw-assistant__send:hover,
.iw-assistant__send:focus-visible {
    transform: translateY(-1px);
    filter: brightness(1.05);
    outline: none;
}

.iw-assistant__send:disabled,
.iw-assistant__composer textarea:disabled {
    opacity: .58;
    cursor: default;
}

.iw-assistant__sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

@media (max-width: 680px) {
    .iw-assistant {
        right: max(10px, env(safe-area-inset-right));
        bottom: max(10px, env(safe-area-inset-bottom));
    }

    .iw-assistant__panel {
        position: fixed;
        left: 8px;
        right: 8px;
        bottom: calc(72px + env(safe-area-inset-bottom));
        width: auto;
        height: min(72vh, 640px);
        min-height: 360px;
        border-radius: 20px;
        transform-origin: bottom center;
    }

    .iw-assistant__explain {
        min-height: 42px;
        padding-right: 13px;
    }

    .iw-assistant__launcher {
        width: 48px;
        height: 48px;
        border-radius: 15px;
    }

    .iw-assistant__bubble {
        max-width: 94%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .iw-assistant__panel,
    .iw-assistant__typing span,
    .iw-assistant__launcher,
    .iw-assistant__explain,
    .iw-assistant__send {
        animation: none !important;
        transition: none !important;
    }
}