/* Pelican Tech Chat Widget
 * Floating AI assistant. Positioned on the side opposite to the accessibility widget
 * (a11y widget is bottom-left in EN, bottom-right in HE; chat takes the opposite).
 */

:root {
    --pchat-orange: #EF990F;
    --pchat-orange-strong: #F97316;
    --pchat-blue: #2D7FF9;
    --pchat-bg: #0B0E14;
    --pchat-surface: #11141d;
    --pchat-border: rgba(255, 255, 255, 0.1);
    --pchat-text: #e5e7eb;
    --pchat-text-muted: #b8c0cc;
    --pchat-bottom: calc(20px + env(safe-area-inset-bottom));
    --pchat-keyboard-offset: 0px;
    --pchat-viewport-height: 100vh;
}

#pchat-root {
    position: fixed;
    bottom: calc(var(--pchat-bottom) + var(--pchat-keyboard-offset));
    right: 20px;
    z-index: 9998;
    font-family: 'Inter', 'Outfit', system-ui, sans-serif;
}

#pchat-root[data-rtl="true"],
[dir="rtl"] #pchat-root,
html[lang^="he"] #pchat-root {
    right: auto;
    left: 20px;
    font-family: 'Heebo', 'Segoe UI', Arial, sans-serif;
    direction: rtl;
}

#pchat-launcher {
    position: relative;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--pchat-orange-strong), var(--pchat-orange));
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 12px 30px -10px rgba(249, 115, 22, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 200ms ease, box-shadow 200ms ease;
}

#pchat-launcher::before {
    content: "";
    position: absolute;
    inset: -14px;
    border-radius: 50%;
    background: transparent;
}

#pchat-launcher i {
    font-size: 26px;
    line-height: 1;
}

#pchat-launcher:hover {
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 18px 40px -10px rgba(249, 115, 22, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

#pchat-launcher:focus-visible,
.pchat-close:focus-visible,
.pchat-send:focus-visible,
.pchat-stop:focus-visible,
.pchat-chip:focus-visible,
.pchat-retry:focus-visible,
.pchat-handoff:focus-visible,
.pchat-input:focus-visible {
    outline: 2px solid var(--pchat-orange);
    outline-offset: 2px;
}

#pchat-launcher::after {
    content: "";
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid rgba(239, 153, 15, 0.5);
    opacity: 0;
    transform: scale(0.95);
    pointer-events: none;
}

#pchat-root[data-onboarding="true"] #pchat-launcher::after {
    animation: pchat-pulse 1.6s ease-out 2;
}

@keyframes pchat-pulse {
    0% { opacity: 0.7; transform: scale(0.95); }
    100% { opacity: 0; transform: scale(1.45); }
}

#pchat-panel {
    position: absolute;
    bottom: 76px;
    right: 0;
    width: 380px;
    max-width: calc(100vw - 32px);
    height: min(560px, calc(var(--pchat-viewport-height) - 120px - env(safe-area-inset-bottom)));
    background: rgba(11, 14, 20, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--pchat-border);
    border-radius: 24px;
    box-shadow: 0 24px 60px -10px rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    transform: translateY(8px) scale(0.98);
    pointer-events: none;
    transition: opacity 200ms ease, transform 200ms ease;
    direction: ltr;
}

#pchat-root[data-rtl="true"] #pchat-panel {
    right: auto;
    left: 0;
    direction: rtl;
}

#pchat-root[data-open="true"] #pchat-panel {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.pchat-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: calc(14px + env(safe-area-inset-top)) 16px 14px;
    border-bottom: 1px solid var(--pchat-border);
    background: linear-gradient(180deg, rgba(239, 153, 15, 0.08), transparent);
}

.pchat-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--pchat-orange-strong), var(--pchat-orange));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
}

.pchat-avatar i {
    font-size: 18px;
}

.pchat-title {
    flex: 1;
    min-width: 0;
}

.pchat-title h3 {
    margin: 0;
    color: #fff;
    font-family: 'Outfit', 'Inter', system-ui, sans-serif;
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.01em;
}

.pchat-title small {
    color: var(--pchat-text-muted);
    font-size: 11px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.pchat-title small::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #34d399;
    box-shadow: 0 0 8px rgba(52, 211, 153, 0.7);
    flex-shrink: 0;
}

.pchat-close {
    background: transparent;
    border: 1px solid var(--pchat-border);
    color: var(--pchat-text-muted);
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: color 150ms, border-color 150ms;
    flex-shrink: 0;
}

.pchat-close:hover {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.3);
}

.pchat-close i {
    font-size: 14px;
}

.pchat-messages {
    flex: 1;
    min-height: 0;
    max-height: calc(var(--pchat-viewport-height) - 190px - env(safe-area-inset-bottom));
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    scroll-behavior: smooth;
    overscroll-behavior: contain;
    touch-action: pan-y;
    -webkit-overflow-scrolling: touch;
}

.pchat-messages::-webkit-scrollbar {
    width: 6px;
}

.pchat-messages::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

/* Off-screen live region used to announce only the FINAL assistant message
   to screen readers (avoids the typewriter spamming partial frames). */
.pchat-sr-live {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.pchat-msg {
    display: flex;
    flex-direction: column;
    max-width: 88%;
    word-wrap: break-word;
}

.pchat-msg-user {
    align-self: flex-end;
    align-items: flex-end;
}

#pchat-root[data-rtl="true"] .pchat-msg-user {
    align-self: flex-start;
    align-items: flex-start;
}

.pchat-msg-bot {
    align-self: flex-start;
    align-items: flex-start;
}

#pchat-root[data-rtl="true"] .pchat-msg-bot {
    align-self: flex-end;
    align-items: flex-end;
}

.pchat-bubble {
    padding: 10px 14px;
    border-radius: 14px;
    font-size: 14px;
    line-height: 1.55;
    color: var(--pchat-text);
    white-space: pre-wrap;
    text-align: start;
}

.pchat-msg-user .pchat-bubble {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.22), rgba(239, 153, 15, 0.18));
    border: 1px solid rgba(239, 153, 15, 0.35);
    color: #fff;
    border-bottom-right-radius: 4px;
}

#pchat-root[data-rtl="true"] .pchat-msg-user .pchat-bubble {
    border-bottom-right-radius: 14px;
    border-bottom-left-radius: 4px;
}

.pchat-msg-bot .pchat-bubble {
    background: var(--pchat-surface);
    border: 1px solid var(--pchat-border);
    border-bottom-left-radius: 4px;
}

#pchat-root[data-rtl="true"] .pchat-msg-bot .pchat-bubble {
    border-bottom-left-radius: 14px;
    border-bottom-right-radius: 4px;
}

.pchat-bubble a {
    color: var(--pchat-orange);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.pchat-bubble a:visited {
    color: var(--pchat-orange);
}

.pchat-bubble a:hover {
    color: var(--pchat-orange-strong);
}

.pchat-chips-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.pchat-typing {
    display: inline-flex;
    gap: 4px;
    padding: 12px 14px;
    background: var(--pchat-surface);
    border: 1px solid var(--pchat-border);
    border-radius: 14px;
    border-bottom-left-radius: 4px;
}

.pchat-typing span {
    width: 6px;
    height: 6px;
    background: var(--pchat-text-muted);
    border-radius: 50%;
    animation: pchat-typing 1.2s infinite ease-in-out;
}

.pchat-typing span:nth-child(2) { animation-delay: 0.15s; }
.pchat-typing span:nth-child(3) { animation-delay: 0.3s; }

@keyframes pchat-typing {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-4px); opacity: 1; }
}

.pchat-suggestions {
    padding: 0 16px 12px 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    direction: inherit;
}

.pchat-chip {
    min-height: 44px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--pchat-border);
    color: var(--pchat-text);
    border-radius: 999px;
    font-size: 12px;
    line-height: 1.25;
    text-align: start;
    white-space: normal;
    overflow-wrap: anywhere;
    cursor: pointer;
    transition: background 150ms, border-color 150ms, color 150ms;
}

.pchat-chip:hover {
    background: rgba(239, 153, 15, 0.1);
    border-color: rgba(239, 153, 15, 0.4);
    color: #fff;
}

.pchat-link-chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: linear-gradient(135deg, var(--pchat-orange-strong), var(--pchat-orange));
    border-color: rgba(255, 255, 255, 0.18);
    color: #fff;
    font-weight: 700;
    box-shadow: 0 10px 20px -14px rgba(249, 115, 22, 0.75);
    transition: transform 150ms ease, box-shadow 150ms ease, filter 150ms ease;
}

.pchat-link-chip::after {
    content: "→";
    font-size: 13px;
    line-height: 1;
}

#pchat-root[data-rtl="true"] .pchat-link-chip::after {
    content: "←";
}

.pchat-link-chip:hover {
    background: linear-gradient(135deg, var(--pchat-orange-strong), var(--pchat-orange));
    border-color: rgba(255, 255, 255, 0.28);
    color: #fff;
    filter: brightness(1.08);
    transform: translateY(-1px);
    box-shadow: 0 14px 26px -14px rgba(249, 115, 22, 0.9);
}

.pchat-handoff,
.pchat-retry {
    margin-top: 8px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 44px;
    padding: 9px 14px;
    color: #fff !important;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none !important;
}

.pchat-handoff {
    background: linear-gradient(135deg, var(--pchat-orange-strong), var(--pchat-orange));
}

.pchat-retry {
    background: rgba(45, 127, 249, 0.16);
    border: 1px solid rgba(45, 127, 249, 0.42);
    cursor: pointer;
    font-family: inherit;
}

.pchat-handoff:hover,
.pchat-retry:hover {
    filter: brightness(1.08);
}

.pchat-form {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    padding: 12px;
    border-top: 1px solid var(--pchat-border);
    background: rgba(0, 0, 0, 0.2);
}

.pchat-input {
    flex: 1;
    min-height: 44px;
    max-height: 120px;
    padding: 11px 12px;
    background: var(--pchat-surface);
    border: 1px solid var(--pchat-border);
    border-radius: 10px;
    color: #fff;
    font-family: inherit;
    font-size: max(16px, 1rem);
    line-height: 1.4;
    resize: none;
    outline: none;
    transition: border-color 150ms;
    direction: inherit;
}

.pchat-input:focus {
    border-color: rgba(239, 153, 15, 0.6);
}

.pchat-input::placeholder {
    color: var(--pchat-text-muted);
}

.pchat-input:read-only {
    opacity: 0.65;
    cursor: wait;
}

.pchat-send,
.pchat-stop {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: filter 150ms, transform 150ms;
}

.pchat-send {
    background: linear-gradient(135deg, var(--pchat-orange-strong), var(--pchat-orange));
}

.pchat-stop {
    background: rgba(45, 127, 249, 0.22);
    border: 1px solid rgba(45, 127, 249, 0.5);
}

.pchat-send:hover:not(:disabled),
.pchat-stop:hover:not(:disabled) {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.pchat-send:disabled,
.pchat-stop:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pchat-send i,
.pchat-stop i {
    font-size: 16px;
}

.pchat-send[hidden],
.pchat-stop[hidden] {
    display: none;
}

.pchat-warming {
    color: var(--pchat-text-muted);
    font-size: 12px;
    line-height: 1.4;
    padding: 0 4px;
    text-align: start;
}

.pchat-disclaimer {
    padding: 0 12px 10px 12px;
    color: var(--pchat-text-muted);
    font-size: 10.5px;
    text-align: center;
    line-height: 1.4;
}

.pchat-disclaimer a {
    color: var(--pchat-text-muted);
    text-decoration: underline;
}

@media (max-width: 480px) {
    #pchat-root {
        --pchat-bottom: calc(14px + env(safe-area-inset-bottom));
        right: 14px;
    }

    #pchat-root[data-rtl="true"] {
        left: 14px;
    }

    #pchat-panel {
        position: fixed;
        bottom: calc(86px + var(--pchat-keyboard-offset) + env(safe-area-inset-bottom));
        right: 14px;
        left: 14px;
        width: auto;
        max-width: none;
        height: min(520px, calc(var(--pchat-viewport-height) - 110px - env(safe-area-inset-bottom)));
        min-height: 0;
    }

    #pchat-root[data-rtl="true"] #pchat-panel {
        left: 14px;
        right: 14px;
    }
}

@media (max-width: 600px) {
    #pchat-root {
        right: 14px;
    }

    #pchat-root[data-rtl="true"],
    [dir="rtl"] #pchat-root,
    html[lang^="he"] #pchat-root {
        right: auto;
        left: 14px;
    }
}

@media (max-width: 767px) {
    body.page-solution:has(#pchat-root) .service-sticky-cta {
        bottom: calc(5.7rem + env(safe-area-inset-bottom));
    }
}

@media (min-width: 768px) {
    body.page-solution:has(#pchat-root) .service-sticky-cta {
        bottom: calc(6rem + env(safe-area-inset-bottom));
    }
}

@media (orientation: landscape) and (max-height: 450px) {
    #pchat-panel {
        height: min(85vh, calc(var(--pchat-viewport-height) - 24px - env(safe-area-inset-bottom)));
        bottom: calc(12px + var(--pchat-keyboard-offset) + env(safe-area-inset-bottom));
    }

    .pchat-header {
        padding-top: calc(10px + env(safe-area-inset-top));
        padding-bottom: 10px;
    }

    .pchat-messages {
        max-height: calc(var(--pchat-viewport-height) - 160px - env(safe-area-inset-bottom));
        padding-top: 10px;
        padding-bottom: 10px;
    }

    .pchat-suggestions {
        padding-bottom: 8px;
    }

    .pchat-disclaimer {
        display: none;
    }
}

@media (prefers-color-scheme: light) {
    #pchat-panel {
        background: rgba(11, 14, 20, 0.97);
        color: var(--pchat-text);
    }
}

@media (prefers-reduced-motion: reduce) {
    #pchat-launcher::after { animation: none; }
    .pchat-typing span { animation: none; }
    #pchat-panel { transition: none; }
    .pchat-chip,
    .pchat-link-chip { transition: none; }
    /* Suppress hover transforms — vestibular-disorder users still saw motion
       on the most-touched elements before this rule. */
    #pchat-launcher:hover,
    .pchat-chip:hover,
    .pchat-link-chip:hover,
    .pchat-send:hover:not(:disabled),
    .pchat-stop:hover:not(:disabled),
    .pchat-handoff:hover { transform: none !important; }
}

/* Respect existing accessibility widget overrides */
body.a11y-contrast #pchat-launcher,
body.a11y-contrast #pchat-panel,
body.a11y-contrast .pchat-link-chip {
    background: #000 !important;
    border: 2px solid #ffff00 !important;
    color: #ffff00 !important;
    box-shadow: none !important;
}

body.a11y-contrast #pchat-launcher i,
body.a11y-contrast .pchat-title h3,
body.a11y-contrast .pchat-bubble {
    color: #ffff00 !important;
}