.geek-helper { position: fixed; right: max(18px, env(safe-area-inset-right)); bottom: max(14px, env(safe-area-inset-bottom)); z-index: 90; color: var(--theme-text); font-family: var(--sans); line-height: 1.5; }
.geek-helper[hidden], .geek-helper [hidden] { display: none !important; }
.geek-helper button, .geek-helper a { -webkit-tap-highlight-color: transparent; }
.geek-helper button:focus-visible, .geek-helper a:focus-visible, .geek-helper input:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
.geek-helper-dock { display: flex; justify-content: flex-end; align-items: flex-end; gap: 6px; }
.geek-helper-launcher { display: flex; align-items: center; gap: 10px; min-height: 78px; padding: 0 4px; border: 0; color: var(--theme-text); background: none; cursor: pointer; }
.geek-helper-invite { position: relative; padding: 10px 16px; border: 1px solid var(--theme-line); border-radius: 18px 18px 3px 18px; background: var(--theme-surface-solid); box-shadow: 0 6px 25px rgba(0, 40, 60, .14); font-size: 14px; font-weight: 750; text-align: left; }
.geek-helper-invite small { display: block; margin-top: 2px; color: var(--muted); font-size: 11px; font-weight: 500; }
.geek-helper-mascot { overflow: visible; filter: drop-shadow(0 4px 7px rgba(0, 40, 60, .18)); }
.geek-helper-character { transform-origin: 43px 84px; animation: geek-helper-bob 4s ease-in-out 3; }
.geek-helper-wave { transform-origin: 66px 56px; animation: geek-helper-wave 4s ease-in-out 3; }
.geek-helper-eyes { transform-box: fill-box; transform-origin: center; animation: geek-helper-blink 4s ease-in-out 3; }
.geek-helper.motion-paused .geek-helper-mascot * { animation: none; }
.geek-helper.is-open .geek-helper-invite, .geek-helper.has-met-gizmo .geek-helper-invite { display: none; }
.geek-helper-motion { display: grid; place-items: center; width: 32px; height: 32px; margin-bottom: 5px; padding: 0; border: 1px solid var(--theme-line); border-radius: 50%; color: var(--muted); background: var(--theme-surface-solid); font-size: 15px; cursor: pointer; }
.geek-helper-motion:disabled { opacity: .6; cursor: default; }
.geek-helper-panel { display: grid; grid-template-rows: auto auto minmax(80px, 1fr) auto auto auto; width: 380px; height: 550px; max-height: calc(100dvh - 118px - env(safe-area-inset-bottom)); margin-bottom: 10px; overflow: hidden; border: 1px solid var(--theme-line); border-radius: 22px; background: var(--theme-surface-solid); box-shadow: 0 18px 65px rgba(0, 30, 48, .23); }
.geek-helper-header { display: flex; align-items: center; gap: 10px; padding: 18px 16px 15px; background: linear-gradient(115deg, color-mix(in srgb, var(--blue) 14%, var(--theme-surface-solid)), color-mix(in srgb, var(--acid) 13%, var(--theme-surface-solid))); border-bottom: 1px solid var(--theme-line); }
.geek-helper-header h2 { margin: 0; font-size: 19px; letter-spacing: -.03em; line-height: 1.2; }
.geek-helper-header p { margin: 3px 0 0; color: var(--muted); font-size: 12px; }
.geek-helper-avatar { display: grid; place-items: center; position: relative; flex: 0 0 38px; height: 38px; border-radius: 13px; background: #173b49; color: #fff; font-size: 22px; font-weight: 800; }
.geek-helper-avatar span { position: absolute; right: -3px; bottom: -7px; color: var(--acid); font-size: 30px; }
.geek-helper-icon { display: grid; place-items: center; width: 36px; height: 36px; margin-left: auto; padding: 0; border: 1px solid var(--theme-line); border-radius: 11px; background: var(--theme-surface-solid); color: var(--theme-text); font-size: 24px; cursor: pointer; }
.geek-helper-disclosure { margin: 0; padding: 10px 16px; color: var(--muted); background: var(--theme-elevated); border-bottom: 1px solid var(--theme-line); font-size: 11px; }
.geek-helper-messages { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; padding: 16px; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin; }
.geek-helper-message { max-width: 95%; flex-shrink: 0; padding: 11px 13px; border-radius: 4px 15px 15px 15px; background: var(--theme-elevated); border: 1px solid var(--theme-line); font-size: 13px; overflow-wrap: anywhere; }
.geek-helper-message > strong { display: block; margin-bottom: 4px; color: var(--muted); font-size: 10px; letter-spacing: .03em; }
.geek-helper-message p { margin: 0; }
.geek-helper-message-visitor { align-self: flex-end; border-radius: 15px 4px 15px 15px; background: color-mix(in srgb, var(--blue) 12%, var(--theme-surface-solid)); }
.geek-helper-links { display: grid; gap: 7px; margin-top: 10px; }
.geek-helper-links a { padding: 9px 10px; border-radius: 8px; background: var(--acid); color: #302d2f; font-size: 12px; font-weight: 750; }
.geek-helper-links a:hover { text-decoration: underline; }
.geek-helper-topics { display: flex; flex-wrap: wrap; gap: 6px; max-height: 132px; overflow-y: auto; padding: 10px 16px; border-top: 1px solid var(--theme-line); scrollbar-width: thin; }
.geek-helper-topics button { padding: 7px 10px; border: 1px solid var(--theme-line); border-radius: 999px; color: var(--theme-text); background: var(--theme-elevated); font-size: 11px; cursor: pointer; }
.geek-helper-topics button:hover { border-color: var(--blue); background: color-mix(in srgb, var(--blue) 9%, var(--theme-surface-solid)); }
.geek-helper-form { display: flex; gap: 7px; padding: 10px 12px 4px; }
.geek-helper-form input { flex: 1; min-width: 0; width: 100%; padding: 10px 12px; border: 1px solid var(--theme-line); border-radius: 12px; color: var(--theme-text); background: var(--theme-elevated); font-size: 16px; }
.geek-helper-form input::placeholder { color: var(--muted); font-size: 12px; }
.geek-helper-form > button { display: grid; place-items: center; flex: 0 0 44px; height: 44px; padding: 0; border: 0; border-radius: 12px; background: var(--acid); color: #302d2f; cursor: pointer; }
.geek-helper-footer { display: flex; align-items: center; gap: 10px; justify-content: space-between; padding: 5px 14px 12px; color: var(--muted); font-size: 9px; }
.geek-helper-footer button { padding: 4px 0; border: 0; color: var(--theme-text); background: transparent; font-size: 10px; text-decoration: underline; cursor: pointer; }
body:has(.geek-helper:not([hidden])) .pwa-install-card { right: auto; left: 1rem; }
@keyframes geek-helper-bob { 0%, 45%, 100% { transform: translateY(0); } 18%, 30% { transform: translateY(-3px); } }
@keyframes geek-helper-wave { 0%, 45%, 100% { transform: rotate(0); } 12%, 30% { transform: rotate(-18deg); } 21%, 39% { transform: rotate(8deg); } }
@keyframes geek-helper-blink { 0%, 65%, 71%, 100% { transform: scaleY(1); } 68% { transform: scaleY(.1); } }
@media (max-width: 600px) {
    .geek-helper { right: max(10px, env(safe-area-inset-right)); bottom: max(8px, env(safe-area-inset-bottom)); }
    .geek-helper-panel { width: min(380px, calc(100vw - 20px)); max-height: calc(100dvh - 104px - env(safe-area-inset-bottom)); margin-bottom: 4px; border-radius: 18px; }
    .geek-helper-launcher { min-height: 70px; }
    .geek-helper-mascot { width: 62px; height: 67px; }
    body:has(.geek-helper:not([hidden])) .pwa-install-card { bottom: 95px; }
    body:has(.geek-helper.is-open) .pwa-install-card { display: none; }
}
@media (max-height: 540px) {
    .geek-helper-panel { height: calc(100dvh - 20px); max-height: calc(100dvh - 20px); margin-bottom: 0; grid-template-rows: auto minmax(70px, 1fr) auto auto; }
    .geek-helper.is-open .geek-helper-dock, .geek-helper.is-open .geek-helper-disclosure, .geek-helper.is-open .geek-helper-footer { display: none; }
    .geek-helper-topics { max-height: 50px; }
    .geek-helper-header { padding: 10px 14px; }
}
@media (prefers-reduced-motion: reduce) { .geek-helper-mascot * { animation: none !important; } }
@media print { .geek-helper { display: none !important; } }