:root {
    --agata-ink: var(--ink, #161c1f);
    --agata-paper: var(--paper, #f4f1ed);
    --agata-accent: var(--vermilion, #db4c24);
    --agata-salmon: var(--salmon, #ee8a66);
    --agata-rule: var(--rule-ink, rgba(244, 241, 237, .16));
    --agata-muted: var(--on-ink-60, rgba(244, 241, 237, .6));
    --agata-font: var(--font-body, Arial, sans-serif);
    --agata-mono: var(--font-mono, monospace);
}

.agata-chat {
    position: fixed;
    z-index: 1000;
    left: max(1.2rem, env(safe-area-inset-left));
    bottom: max(1.2rem, env(safe-area-inset-bottom));
    font-family: var(--agata-font);
    color: var(--agata-paper);
}

/* Cookie controls must never cover the active conversation or its send
   button. This value stays below the browser's signed z-index ceiling. */
.agata-chat.is-open { z-index: 2147483000; }

.agata-chat__launcher {
    display: inline-flex;
    align-items: center;
    gap: .7rem;
    min-height: 3.7rem;
    padding: .35rem .95rem .35rem .38rem;
    border: 1px solid rgba(244, 241, 237, .28);
    border-radius: 99rem;
    background: var(--agata-ink);
    box-shadow: 0 .8rem 2.5rem rgba(0, 0, 0, .24);
    color: var(--agata-paper);
    cursor: pointer;
    transition: transform .28s cubic-bezier(.2,.7,.2,1), background .28s ease, border-color .28s ease;
}

/* The close control in the panel is the only control shown while chatting. */
.agata-chat.is-open .agata-chat__launcher { display: none; }

.agata-chat__launcher:hover {
    transform: translateY(-2px);
    border-color: var(--agata-salmon);
    background: #1d2427;
}

.agata-chat__launcher-label {
    padding-right: .1rem;
    font-family: var(--agata-mono);
    font-size: .67rem;
    font-weight: 500;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.agata-chat__launcher-avatar,
.agata-chat__header-avatar {
    display: grid;
    flex: 0 0 auto;
    place-items: center;
    position: relative;
    overflow: hidden;
    border-radius: 50%;
    aspect-ratio: 1 / 1;
    background: var(--agata-accent);
}

.agata-chat__launcher-avatar { width: 2.85rem; height: 2.85rem; }
.agata-chat__header-avatar {
    width: 7rem;
    height: 7rem;
    border: 1px solid rgba(244, 241, 237, .32);
    border-radius: .78rem;
    box-shadow: .45rem .45rem 0 rgba(219, 76, 36, .72);
}
.agata-chat__avatar-media {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity .62s cubic-bezier(.22,.61,.36,1), transform .62s cubic-bezier(.22,.61,.36,1);
    transform: scale(1.018);
}

.agata-chat__avatar-media.is-visible { opacity: 1; transform: scale(1); }
.agata-chat__avatar-media.is-leaving { opacity: 0; transform: scale(.982); }

.agata-chat__panel {
    display: grid;
    /* The final contact form is taller than the normal composer. Let the
       message area contract instead of stealing height from the header. */
    grid-template-rows: minmax(9.3rem, auto) minmax(0, 1fr) auto minmax(0, auto);
    width: min(28rem, calc(100vw - 2rem));
    height: min(42rem, calc(100vh - 8rem));
    min-height: 0;
    margin-bottom: .9rem;
    overflow: hidden;
    border: 1px solid var(--agata-rule);
    background: var(--agata-ink);
    box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, .34);
}

.agata-chat__panel[hidden] { display: none; }

.agata-chat__header {
    display: grid;
    grid-template-columns: 7rem minmax(0, 1fr) auto;
    align-items: center;
    gap: 1rem;
    min-height: 9.3rem;
    padding: 1.15rem;
    border-bottom: 1px solid var(--agata-rule);
    background: linear-gradient(120deg, rgba(238, 138, 102, .13), transparent 62%);
}

.agata-chat__identity { display: grid; gap: .18rem; min-width: 0; }
.agata-chat__identity strong { font-size: 1rem; letter-spacing: -.01em; }
.agata-chat__identity span {
    color: var(--agata-muted);
    font-family: var(--agata-mono);
    font-size: .57rem;
    letter-spacing: .11em;
    text-transform: uppercase;
}

.agata-chat__presence {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    margin-top: .38rem;
    color: var(--agata-paper) !important;
    font-size: .58rem !important;
    letter-spacing: .08em !important;
}

.agata-chat__presence::before {
    width: .45rem;
    height: .45rem;
    border-radius: 50%;
    background: var(--agata-salmon);
    box-shadow: 0 0 0 .2rem rgba(238, 138, 102, .14);
    content: '';
}

.agata-chat__presence[data-expression="thinking"]::before {
    animation: agata-presence-pulse 1.15s ease-in-out infinite;
}

@keyframes agata-presence-pulse {
    50% { transform: scale(.68); opacity: .55; }
}

.agata-chat__close,
.agata-chat__send {
    display: grid;
    place-items: center;
    border: 0;
    cursor: pointer;
}

.agata-chat__close {
    width: 2.2rem;
    height: 2.2rem;
    margin-left: auto;
    background: transparent;
    color: var(--agata-paper);
}

.agata-chat__close svg { width: 1.1rem; height: 1.1rem; fill: none; stroke: currentColor; stroke-linecap: round; stroke-width: 1.7; }
.agata-chat__messages {
    display: flex;
    flex-direction: column;
    gap: .75rem;
    min-height: 0;
    padding: 1.15rem;
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-color: rgba(238, 138, 102, .58) rgba(244, 241, 237, .05);
    scrollbar-width: thin;
}

.agata-chat__message {
    max-width: 89%;
    padding: .78rem .9rem;
    font-size: .89rem;
    line-height: 1.5;
}

.agata-chat__message p { margin: 0; white-space: pre-wrap; }
.agata-chat__link { color: var(--agata-salmon); font-weight: 700; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .16em; }
.agata-chat__link:hover, .agata-chat__link:focus-visible { color: var(--agata-paper); outline: none; }
.agata-chat__message--assistant { align-self: flex-start; border: 1px solid var(--agata-rule); background: rgba(244, 241, 237, .05); }
.agata-chat__message--user { align-self: flex-end; background: var(--agata-accent); color: #fff; }

.agata-chat__typing {
    align-self: flex-start;
    padding: .45rem 0;
    color: var(--agata-muted);
    font-family: var(--agata-mono);
    font-size: .64rem;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.agata-chat__quick-prompts {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem;
    padding: 0 1.1rem 1rem;
    scrollbar-color: rgba(238, 138, 102, .58) transparent;
    scrollbar-width: thin;
}

.agata-chat__cta {
    display: flex;
    grid-area: action;
    padding: 0;
}

.agata-chat__cta[hidden] { display: none !important; }

.agata-chat__cta-button {
    display: inline-flex;
    align-items: center;
    min-height: 2.45rem;
    padding: .55rem .82rem;
    border: 1px solid var(--agata-salmon);
    border-radius: 0;
    background: rgba(219, 76, 36, .12);
    color: var(--agata-paper);
    cursor: pointer;
    font-family: var(--agata-mono);
    font-size: .62rem;
    letter-spacing: .09em;
    line-height: 1.3;
    text-decoration: none;
    text-transform: uppercase;
    transition: background .22s ease, color .22s ease, transform .22s ease;
}

.agata-chat__cta-button:hover,
.agata-chat__cta-button:focus-visible {
    background: var(--agata-salmon);
    color: var(--agata-ink);
    transform: translateY(-1px);
}

.agata-chat__cta-button:disabled {
    cursor: not-allowed;
    opacity: .42;
    transform: none;
}

.agata-chat__prompt {
    padding: .44rem .58rem;
    border: 1px solid var(--agata-rule);
    border-radius: 0;
    background: transparent;
    color: var(--agata-muted);
    cursor: pointer;
    font-family: var(--agata-mono);
    font-size: .58rem;
    letter-spacing: .06em;
    text-align: left;
    transition: border-color .2s ease, color .2s ease;
}

.agata-chat__prompt:hover { border-color: var(--agata-salmon); color: var(--agata-paper); }

.agata-chat__form {
    display: grid;
    grid-template-areas:
        "summary summary"
        "privacy privacy"
        "action action"
        "input send";
    grid-template-columns: minmax(0, 1fr) 2.9rem;
    align-items: end;
    gap: .6rem;
    max-height: min(28rem, calc(100vh - 18rem));
    min-height: 0;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: .8rem 1.1rem 1.05rem;
    border-top: 1px solid var(--agata-rule);
    scrollbar-color: rgba(238, 138, 102, .58) rgba(244, 241, 237, .05);
    scrollbar-width: thin;
}

/* Managed Turnstile stays completely out of the layout for normal visitors.
   The challenge creates a row only when Cloudflare asks for interaction. */
.agata-chat__turnstile { display: none; }
.agata-chat.has-turnstile-pending .agata-chat__form,
.agata-chat.has-turnstile-interaction .agata-chat__form {
    grid-template-areas:
        "turnstile turnstile"
        "summary summary"
        "privacy privacy"
        "action action"
        "input send";
}
.agata-chat.has-turnstile-pending .agata-chat__turnstile,
.agata-chat.has-turnstile-interaction .agata-chat__turnstile {
    display: flex;
    grid-area: turnstile;
    justify-content: center;
    max-width: 100%;
}

.agata-chat__privacy {
    display: grid;
    gap: .38rem;
    grid-area: privacy;
    padding-bottom: .15rem;
}

.agata-chat__contact-summary {
    display: grid;
    grid-area: summary;
    gap: .35rem;
    padding: .58rem .62rem;
    border: 1px solid var(--agata-rule);
    background: rgba(244, 241, 237, .035);
}

.agata-chat__contact-summary[hidden] { display: none !important; }

.agata-chat__contact-summary label {
    color: var(--agata-paper);
    font-family: var(--agata-mono);
    font-size: .6rem;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.agata-chat__contact-summary textarea {
    width: 100%;
    min-height: 5.2rem;
    max-height: 9rem;
    resize: vertical;
    padding: .55rem;
    border: 1px solid rgba(244, 241, 237, .24);
    background: rgba(0, 0, 0, .12);
    color: var(--agata-paper);
    font: inherit;
    font-size: .76rem;
    line-height: 1.42;
    scrollbar-color: rgba(238, 138, 102, .58) transparent;
    scrollbar-width: thin;
}

.agata-chat__contact-summary small {
    color: var(--agata-muted);
    font-size: .58rem;
    line-height: 1.35;
}

.agata-chat__privacy p,
.agata-chat__consent {
    margin: 0;
    color: var(--agata-muted);
    font-size: .62rem;
    line-height: 1.38;
}

.agata-chat__consent {
    display: flex;
    align-items: flex-start;
    gap: .45rem;
    cursor: pointer;
}

/* Author styles otherwise override the browser's native [hidden] rule. The
   contact consent must not exist visually before the final contact step. */
.agata-chat__consent[hidden] { display: none !important; }

.agata-chat__consent input {
    width: .82rem;
    height: .82rem;
    margin: .04rem 0 0;
    accent-color: var(--agata-salmon);
}

.agata-chat__consent--contact {
    padding: .55rem .62rem;
    border: 1px solid rgba(232, 126, 95, .6);
    background: rgba(219, 76, 36, .08);
    color: var(--agata-paper);
}

.agata-chat__consent a {
    color: var(--agata-salmon);
    text-underline-offset: .12em;
}

.agata-chat__consent input:focus-visible {
    outline: 2px solid var(--agata-salmon);
    outline-offset: 2px;
}

.agata-chat__form > textarea {
    grid-area: input;
    width: 100%;
    max-height: 6.9rem;
    min-height: 2.5rem;
    resize: none;
    padding: .64rem 0;
    border: 0;
    border-bottom: 1px solid rgba(244, 241, 237, .36);
    outline: 0;
    background: transparent;
    color: var(--agata-paper);
    font: inherit;
    font-size: .88rem;
    line-height: 1.35;
    scrollbar-color: rgba(238, 138, 102, .58) transparent;
    scrollbar-width: thin;
}

/* Chromium does not use Firefox's scrollbar-color rendering. Keep every
   scrollable surface narrow and consistent with the AGATA palette. */
.agata-chat__messages::-webkit-scrollbar,
.agata-chat__quick-prompts::-webkit-scrollbar,
.agata-chat__form::-webkit-scrollbar,
.agata-chat textarea::-webkit-scrollbar {
    width: .38rem;
    height: .38rem;
}

.agata-chat__messages::-webkit-scrollbar-track,
.agata-chat__form::-webkit-scrollbar-track {
    background: rgba(244, 241, 237, .05);
}

.agata-chat__quick-prompts::-webkit-scrollbar-track,
.agata-chat textarea::-webkit-scrollbar-track {
    background: transparent;
}

.agata-chat__messages::-webkit-scrollbar-thumb,
.agata-chat__quick-prompts::-webkit-scrollbar-thumb,
.agata-chat__form::-webkit-scrollbar-thumb,
.agata-chat textarea::-webkit-scrollbar-thumb {
    min-height: 2rem;
    border: 1px solid transparent;
    border-radius: 99rem;
    background: rgba(238, 138, 102, .58);
    background-clip: padding-box;
}

.agata-chat__messages::-webkit-scrollbar-thumb:hover,
.agata-chat__quick-prompts::-webkit-scrollbar-thumb:hover,
.agata-chat__form::-webkit-scrollbar-thumb:hover,
.agata-chat textarea::-webkit-scrollbar-thumb:hover {
    background: rgba(238, 138, 102, .82);
    background-clip: padding-box;
}

.agata-chat ::-webkit-scrollbar-corner { background: transparent; }

.agata-chat__form > textarea:focus { border-bottom-color: var(--agata-salmon); }
.agata-chat__form > textarea::placeholder { color: var(--agata-muted); }
.agata-chat__form > textarea.is-highlighted { border-bottom-color: var(--agata-salmon); box-shadow: 0 .4rem .9rem rgba(219, 76, 36, .18); }

.agata-chat__send {
    grid-area: send;
    width: 2.7rem;
    height: 2.7rem;
    border-radius: 50%;
    background: var(--agata-paper);
    color: var(--agata-ink);
    transition: background .2s ease, color .2s ease, transform .2s ease;
}

.agata-chat__send:hover:not(:disabled) { transform: translateY(-1px); background: var(--agata-salmon); }
.agata-chat__send:disabled { cursor: wait; opacity: .45; }
.agata-chat__send svg { width: 1.05rem; height: 1.05rem; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.7; }

.agata-chat__visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.agata-chat button:focus-visible,
.agata-chat textarea:focus-visible { outline: 2px solid var(--agata-salmon); outline-offset: 3px; }

@media (max-width: 700px) {
    .agata-chat {
        right: max(.75rem, env(safe-area-inset-right));
        bottom: max(.75rem, env(safe-area-inset-bottom));
        left: max(.75rem, env(safe-area-inset-left));
    }

    .agata-chat__launcher { margin-left: 0; }
    .agata-chat__launcher-label { display: none; }
    .agata-chat__launcher { padding: .38rem; }

    /* A chat is easier to read on a phone when it uses the actual visual
       viewport. `dvh` also contracts with the virtual keyboard. */
    .agata-chat.is-open {
        top: calc(max(.5rem, env(safe-area-inset-top)) + var(--agata-visual-viewport-top, 0px));
        right: max(.5rem, env(safe-area-inset-right));
        bottom: auto;
        left: max(.5rem, env(safe-area-inset-left));
        height: calc(100vh - 1rem - env(safe-area-inset-top) - env(safe-area-inset-bottom));
        height: calc(var(--agata-visual-viewport-height, 100dvh) - 1rem - env(safe-area-inset-top) - env(safe-area-inset-bottom));
        display: block;
    }

    .agata-chat__panel {
        width: 100%;
        height: 100%;
        max-height: 100%;
        margin: 0;
        grid-template-rows: auto minmax(0, 1fr) auto auto;
    }

    .agata-chat__header { grid-template-columns: 5.1rem minmax(0, 1fr) auto; gap: .8rem; min-height: 6.9rem; padding: .9rem; }
    .agata-chat__header-avatar { width: 5.1rem; height: 5.1rem; border-radius: .64rem; box-shadow: .32rem .32rem 0 rgba(219, 76, 36, .72); }
    .agata-chat__messages { padding: 1rem; }
    .agata-chat__quick-prompts { max-height: 8.2rem; padding: 0 .9rem .8rem; overflow-y: auto; }
    .agata-chat__cta { padding: 0; }
    .agata-chat__form {
        max-height: calc(var(--agata-visual-viewport-height, 100dvh) - 14rem);
        padding: .7rem .9rem calc(.7rem + env(safe-area-inset-bottom));
    }
}

@media (max-width: 380px), (max-height: 620px) {
    .agata-chat__header { grid-template-columns: 4.2rem minmax(0, 1fr) auto; gap: .65rem; min-height: 5.6rem; padding: .7rem; }
    .agata-chat__header-avatar { width: 4.2rem; height: 4.2rem; border-radius: .55rem; box-shadow: .25rem .25rem 0 rgba(219, 76, 36, .72); }
    .agata-chat__identity span:not(.agata-chat__presence) { font-size: .52rem; }
    .agata-chat__quick-prompts { max-height: 6.4rem; }
    .agata-chat__message { padding: .68rem .76rem; }
}

@media (prefers-reduced-motion: reduce) {
    .agata-chat *, .agata-chat *::before, .agata-chat *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}