/* دستیار هوشمند ویوان (سایت و پنل): دکمه‌ی گوی شناور + گفتگوی تمام‌صفحه با گوی بزرگ متحرک (WebGL). تم تیره برای سایت، روشن برای پنل.
   رنگ برند از --vv-brand می‌آید. فقط transform/opacity انیمیت می‌شود. */
.vai-root { --b: var(--vv-brand, #7b5cff); --brgb: var(--vv-brand-rgb, 123,92,255); --b2: var(--vv-brand-2, #6696ff); font-family: inherit; direction: rtl; }
.vai-root *, .vai-root *::before, .vai-root *::after { box-sizing: border-box; }
.vai-root button, .vai-root input, .vai-root textarea { font-family: inherit; }
.vai-root canvas { display: block; }

/* ---------- دکمه‌ی گوی شناور ---------- */
.vai-fab { position: fixed; inset-block-end: 20px; inset-inline-start: 20px; z-index: 1200; width: 74px; height: 74px; padding: 0; border: 0; background: transparent; cursor: pointer; -webkit-tap-highlight-color: transparent; transition: transform .35s cubic-bezier(.2,.8,.2,1), opacity .3s; }
.vai-fab:hover { transform: scale(1.08); } .vai-fab:active { transform: scale(.93); }
.vai-fab canvas { width: 100%; height: 100%; border-radius: 50%; }
.vai-fab::before { content: ""; position: absolute; inset: 7px; border-radius: 50%; border: 1.5px solid rgba(var(--brgb), .55); animation: vai-ping 2.8s ease-out infinite; pointer-events: none; }
.vai-fab.is-hidden { opacity: 0; pointer-events: none; transform: scale(.6); }
.vai-fab__badge { position: absolute; top: 4px; inset-inline-end: 4px; min-width: 22px; height: 22px; padding: 0 6px; border-radius: 99px; background: linear-gradient(135deg, #f472b6, #fb7185); color: #fff; font: 800 12px/22px inherit; text-align: center; box-shadow: 0 0 0 3px rgba(11,9,25,.9); } .vai-fab__badge[hidden] { display: none; }
.vai-tip { position: fixed; inset-block-end: 40px; inset-inline-start: 104px; z-index: 1200; max-width: 250px; padding: 12px 16px; border-radius: 18px; border-end-start-radius: 5px; color: #fff; font-size: 14.5px; line-height: 1.8; cursor: pointer; background: linear-gradient(135deg, rgba(var(--brgb), .95), rgba(102,150,255,.95)); box-shadow: 0 18px 40px -14px rgba(var(--brgb), .8); animation: vai-tip .5s cubic-bezier(.2,.8,.2,1) both; }
.vai-tip[hidden] { display: none; } .vai-tip button { position: absolute; top: -9px; inset-inline-end: -9px; width: 22px; height: 22px; border: 0; border-radius: 50%; background: #fff; color: #333; font-size: 13px; line-height: 22px; cursor: pointer; }
@keyframes vai-tip { from { opacity: 0; transform: translateX(-12px) scale(.9); } } @keyframes vai-ping { 0% { transform: scale(.88); opacity: .9; } 100% { transform: scale(1.32); opacity: 0; } }

/* ---------- پوشش تمام‌صفحه ---------- */
.vai { --ink: #f4f1ff; --ink2: rgba(244,241,255,.72); --ink3: rgba(244,241,255,.5); --bub: rgba(255,255,255,.085); --bub-b: rgba(255,255,255,.16); --chip: rgba(255,255,255,.06); --field: rgba(255,255,255,.1);
  position: fixed; inset: 0; z-index: 2100; display: grid; grid-template-columns: minmax(0, min(600px, 48vw)) minmax(0, 1fr); color: var(--ink); background: #0b0919; overflow: hidden;
  clip-path: circle(0% at var(--ox, 50%) var(--oy, 100%)); visibility: hidden; pointer-events: none; transition: clip-path .75s cubic-bezier(.65,0,.2,1), visibility 0s .75s; }
.vai.is-open { clip-path: circle(150% at var(--ox, 50%) var(--oy, 100%)); visibility: visible; pointer-events: auto; transition-delay: 0s; }
.vai[data-theme="light"] { --ink: #1c1840; --ink2: rgba(28,24,64,.72); --ink3: rgba(28,24,64,.5); --bub: rgba(255,255,255,.82); --bub-b: rgba(var(--brgb), .14); --chip: rgba(255,255,255,.6); --field: rgba(255,255,255,.95); background: #f4f1ff; }
.vai__wash { position: absolute; inset: 0; pointer-events: none; background:
  radial-gradient(900px 640px at 82% 12%, rgba(var(--brgb), .38), transparent 62%), radial-gradient(760px 560px at 12% 96%, rgba(34,211,238,.2), transparent 62%), radial-gradient(520px 520px at 30% 40%, rgba(244,114,182,.12), transparent 70%); }
.vai[data-theme="light"] .vai__wash { background: radial-gradient(900px 640px at 18% 20%, rgba(255,255,255,.95), transparent 62%), radial-gradient(760px 600px at 85% 70%, rgba(var(--brgb), .2), transparent 62%), radial-gradient(520px 520px at 60% 10%, rgba(102,150,255,.16), transparent 70%); }
.vai__stars { position: absolute; inset: 0; pointer-events: none; opacity: .6; background-image: radial-gradient(1.2px 1.2px at 12% 18%, #fff 50%, transparent 52%), radial-gradient(1px 1px at 28% 72%, #fff 50%, transparent 52%), radial-gradient(1.4px 1.4px at 46% 34%, #fff 50%, transparent 52%), radial-gradient(1px 1px at 64% 82%, #fff 50%, transparent 52%), radial-gradient(1.2px 1.2px at 88% 40%, #fff 50%, transparent 52%), radial-gradient(1px 1px at 76% 14%, #fff 50%, transparent 52%), radial-gradient(1px 1px at 38% 92%, #fff 50%, transparent 52%); animation: vai-twinkle 5s ease-in-out infinite alternate; }
.vai[data-theme="light"] .vai__stars { display: none; } @keyframes vai-twinkle { to { opacity: .2; } }

.vai__stage { grid-column: 2; grid-row: 1; position: relative; display: grid; place-items: center; min-width: 0; min-height: 0; padding: 4vh 2vw; }
.vai__orb { width: min(72vh, 100%); max-width: 820px; aspect-ratio: 1; transform: scale(.6); opacity: 0; transition: transform 1.1s cubic-bezier(.2,.9,.2,1) .25s, opacity .8s .3s; touch-action: none; }
.vai.is-open .vai__orb { transform: none; opacity: 1; }
.vai__orb.vorb--css, .vai-fab canvas.vorb--css { border-radius: 50%; background: radial-gradient(circle at 34% 30%, #fff 0 4%, transparent 14%), conic-gradient(from 0deg, var(--b), #c026d3, var(--b2), #22d3ee, var(--b)); filter: saturate(1.1); animation: vai-spin 14s linear infinite; box-shadow: 0 0 80px rgba(var(--brgb), .55); }
@keyframes vai-spin { to { transform: rotate(360deg); } }
.vai__cap { position: absolute; inset-inline: 0; bottom: 5vh; text-align: center; font-size: 14px; color: var(--ink2); pointer-events: none; transition: opacity .3s; } .vai__cap b { color: var(--ink); font-weight: 800; }

.vai__top { position: absolute; z-index: 3; inset-block-start: 22px; inset-inline-end: 24px; display: flex; align-items: center; gap: 10px; }
.vai__btn { position: relative; width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--bub-b); background: var(--bub); color: var(--ink); cursor: pointer; backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); box-shadow: 0 12px 30px -14px rgba(0,0,0,.6); transition: transform .25s, background .25s, color .25s, border-color .25s; }
.vai__btn:hover { transform: translateY(-2px); border-color: rgba(var(--brgb), .7); } .vai__btn:active { transform: scale(.92); } .vai__btn svg { width: 23px; height: 23px; }
.vai__btn[hidden] { display: none; } .vai__btn.is-on { color: #fff; background: linear-gradient(135deg, var(--b), var(--b2)); border-color: transparent; }
.vai__btn--x { color: #ef4444; } .vai__btn--x:hover { background: #ef4444; color: #fff; border-color: transparent; }
.vai__btn[data-tip]:hover::after { content: attr(data-tip); position: absolute; top: calc(100% + 8px); left: 50%; transform: translateX(-50%); white-space: nowrap; padding: 4px 10px; border-radius: 8px; font-size: 12px; background: rgba(0,0,0,.8); color: #fff; pointer-events: none; }
.vai__modes { display: flex; padding: 4px; gap: 2px; border-radius: 99px; border: 1px solid var(--bub-b); background: var(--bub); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); } .vai__modes[hidden] { display: none; }
.vai__modes button { border: 0; background: transparent; color: var(--ink2); font-size: 12.5px; font-weight: 800; padding: 8px 12px; border-radius: 99px; cursor: pointer; transition: background .2s, color .2s; } .vai__modes button.on { color: #fff; background: linear-gradient(135deg, var(--b), var(--b2)); }
.vai__brain { position: absolute; z-index: 2; inset-inline-end: 24px; inset-block-start: 86px; font-size: 12.5px; color: var(--ink2); padding: 6px 14px; border-radius: 99px; background: var(--bub); border: 1px solid var(--bub-b); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); } .vai__brain[hidden] { display: none; } .vai__brain b { color: var(--ink); } .vai__brain i { font-style: normal; display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: #34d399; margin-inline-end: 7px; animation: vai-dot 2s infinite; } @keyframes vai-dot { 50% { opacity: .3; } }

/* ---------- گفتگو ---------- */
.vai__chat { grid-column: 1; grid-row: 1; position: relative; z-index: 2; display: flex; flex-direction: column; min-height: 0; padding: 26px 0 20px; }
.vai__brand { display: flex; align-items: center; gap: 12px; padding: 0 clamp(18px, 3vw, 40px) 14px; } .vai__brand b { font-size: 17px; font-weight: 900; } .vai__brand small { display: block; font-size: 12.5px; color: var(--ink2); } .vai__brand .st { width: 9px; height: 9px; border-radius: 50%; background: #34d399; box-shadow: 0 0 0 4px rgba(52,211,153,.2); animation: vai-dot 2s infinite; }
.vai__log { flex: 1; min-height: 0; overflow-y: auto; display: flex; flex-direction: column; gap: 16px; padding: 8px clamp(18px, 3vw, 40px) 14px; scroll-behavior: smooth; overscroll-behavior: contain; scrollbar-width: thin; scrollbar-color: rgba(var(--brgb), .4) transparent; -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 22px, #000 calc(100% - 14px), transparent 100%); mask-image: linear-gradient(to bottom, transparent 0, #000 22px, #000 calc(100% - 14px), transparent 100%); }
.vai__m { display: flex; flex-direction: column; gap: 6px; max-width: 94%; animation: vai-in .5s cubic-bezier(.2,.8,.2,1) both; } @keyframes vai-in { from { opacity: 0; transform: translateY(14px) scale(.97); filter: blur(4px); } }
.vai__m--u { align-self: flex-start; } .vai__m--a { align-self: flex-end; align-items: flex-end; }
.vai__bub { padding: 15px 22px; border-radius: 26px; font-size: 17px; line-height: 1.95; overflow-wrap: anywhere; background: var(--bub); border: 1px solid var(--bub-b); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); box-shadow: 0 14px 34px -22px rgba(0,0,0,.7); }
.vai__bub--bare { padding: 0; background: none; border: 0; box-shadow: none; backdrop-filter: none; -webkit-backdrop-filter: none; }
.vai__m--a .vai__bub { border-end-end-radius: 8px; width: fit-content; max-width: 100%; }
.vai__m--u .vai__bub { color: #fff; font-weight: 600; border: 0; border-end-start-radius: 8px; background: linear-gradient(135deg, var(--b), #8f6bff 55%, var(--b2)); box-shadow: 0 18px 34px -16px rgba(var(--brgb), .9), inset 0 1px 0 rgba(255,255,255,.3); }
.vai__m--s .vai__bub { border-color: rgba(52,211,153,.5); background: linear-gradient(135deg, rgba(52,211,153,.14), var(--bub)); }
.vai__who { font-size: 12px; color: var(--ink3); padding-inline: 8px; } .vai__who i { font-style: normal; color: #34d399; }
.vai__bub p { margin: 0; } .vai__bub .ln { display: block; } .vai__bub ul, .vai__bub ol { margin: 6px 0; padding-inline-start: 22px; } .vai__bub a { color: var(--b); font-weight: 700; word-break: break-all; } .vai[data-theme="dark"] .vai__bub a { color: #b9a8ff; }
.vai__bub code { padding: 1px 8px; border-radius: 7px; font-size: .85em; direction: ltr; unicode-bidi: embed; background: rgba(var(--brgb), .16); } .vai__bub b { font-weight: 800; }
.vai__bub .w { display: inline-block; opacity: 0; animation: vai-w .45s ease forwards; animation-delay: calc(var(--i) * var(--wd, 28ms)); white-space: pre-wrap; } @keyframes vai-w { from { opacity: 0; transform: translateY(5px); filter: blur(3px); } to { opacity: 1; transform: none; filter: none; } }
.vai__dots { display: flex; gap: 7px; padding: 9px 4px; } .vai__dots i { width: 10px; height: 10px; border-radius: 50%; background: linear-gradient(135deg, var(--b), var(--b2)); animation: vai-bounce 1.2s ease-in-out infinite; } .vai__dots i:nth-child(2) { animation-delay: .15s; } .vai__dots i:nth-child(3) { animation-delay: .3s; } @keyframes vai-bounce { 0%, 60%, 100% { transform: translateY(0); opacity: .45; } 30% { transform: translateY(-7px); opacity: 1; } }
.vai__think { font-size: 13px; color: var(--ink3); padding-inline: 4px; }

.vai__cards { display: grid; gap: 8px; margin-bottom: 8px; width: 100%; } .vai__card { display: flex; gap: 12px; padding: 11px 14px; border-radius: 16px; background: rgba(var(--brgb), .1); border: 1px solid rgba(var(--brgb), .22); font-size: 14.5px; line-height: 1.8; } .vai__card.chg { background: rgba(52,211,153,.12); border-color: rgba(52,211,153,.45); } .vai__card.bad { background: rgba(248,113,113,.1); border-color: rgba(248,113,113,.45); }
.vai__card svg { flex: none; width: 22px; height: 22px; margin-top: 3px; color: var(--b); } .vai__card.chg svg { color: #10b981; } .vai__card.bad svg { color: #ef4444; } .vai__card b { display: block; font-size: 14.5px; } .vai__card b em { font-style: normal; font-size: 11px; margin-inline-start: 8px; padding: 1px 9px; border-radius: 99px; background: rgba(52,211,153,.2); color: #059669; } .vai[data-theme="dark"] .vai__card b em { color: #6ee7b7; } .vai__card span { display: block; overflow-wrap: anywhere; }
.vai__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding-inline: 6px; font-size: 12px; color: var(--ink3); }
.vai__tag { padding: 2px 10px; border-radius: 99px; border: 1px solid var(--bub-b); background: var(--bub); } .vai__tag.api { color: #f59e0b; border-color: rgba(245,158,11,.5); } .vai__tag.loc { color: #10b981; border-color: rgba(16,185,129,.5); }
.vai__learn { display: inline-flex; align-items: center; gap: 7px; padding: 5px 12px; border-radius: 99px; font-size: 12.5px; font-weight: 700; color: #7b5cff; background: rgba(139,92,246,.14); border: 1px solid rgba(139,92,246,.35); animation: vai-in .6s .5s both; } .vai[data-theme="dark"] .vai__learn { color: #bdaeff; } .vai__learn svg { width: 15px; height: 15px; }
.vai__fb { display: inline-flex; gap: 4px; } .vai__fb button { width: 28px; height: 28px; border-radius: 9px; border: 0; background: transparent; color: var(--ink3); cursor: pointer; display: grid; place-items: center; } .vai__fb button:hover { background: var(--bub); color: var(--ink); } .vai__fb button.on { color: var(--b); background: rgba(var(--brgb), .16); } .vai__fb svg { width: 16px; height: 16px; }

.vai__lead { display: grid; gap: 9px; padding: 14px; border-radius: 22px; background: var(--bub); border: 1px solid var(--bub-b); width: min(380px, 100%); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.vai__lead input { width: 100%; border: 1px solid var(--bub-b); background: var(--field); color: var(--ink); border-radius: 14px; padding: 12px 15px; font-size: 15px; } .vai__lead input:focus { outline: 0; border-color: var(--b); box-shadow: 0 0 0 3px rgba(var(--brgb), .2); }
.vai__lead button { border: 0; padding: 12px; border-radius: 14px; color: #fff; font-weight: 800; font-size: 15px; cursor: pointer; background: linear-gradient(135deg, var(--b), var(--b2)); } .vai__lead.shake { animation: vai-sh .4s; } @keyframes vai-sh { 25% { transform: translateX(-6px); } 75% { transform: translateX(6px); } }

/* چیپ‌ها و دکمه‌ی عملیات */
.vai__chips { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; padding: 4px clamp(18px, 3vw, 40px) 14px; } .vai__chips:empty { display: none; }
.vai__act { display: inline-flex; align-items: center; gap: 10px; padding: 13px 26px; border: 0; border-radius: 99px; color: #fff; font-weight: 800; font-size: 16px; cursor: pointer; text-decoration: none; background: linear-gradient(135deg, var(--b), #9a6bff 55%, var(--b2)); box-shadow: 0 16px 34px -14px rgba(var(--brgb), .95), inset 0 1px 0 rgba(255,255,255,.35); transition: transform .25s; animation: vai-in .5s both; } .vai__act:hover { transform: translateY(-3px); color: #fff; } .vai__act svg { width: 18px; height: 18px; }
.vai__chip { display: inline-flex; align-items: center; gap: 9px; padding: 11px 20px; border-radius: 99px; border: 1px solid var(--bub-b); background: var(--chip); color: var(--ink); font-size: 15.5px; cursor: pointer; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); text-align: start; transition: transform .25s, border-color .25s, background .25s; animation: vai-in .5s both; } .vai__chip:hover { transform: translateY(-2px); border-color: rgba(var(--brgb), .8); background: rgba(var(--brgb), .16); } .vai__chip svg { flex: none; width: 15px; height: 15px; opacity: .55; }

.vai__form { display: flex; align-items: flex-end; gap: 8px; margin: 0 clamp(18px, 3vw, 40px); padding: 9px; border-radius: 34px; background: var(--field); border: 1px solid var(--bub-b); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); box-shadow: 0 0 0 7px rgba(var(--brgb), .08), 0 24px 54px -26px rgba(var(--brgb), .9); transition: box-shadow .3s, border-color .3s; } .vai__form:focus-within { border-color: rgba(var(--brgb), .7); box-shadow: 0 0 0 7px rgba(var(--brgb), .16), 0 24px 54px -22px rgba(var(--brgb), 1); } .vai__form[hidden] { display: none; }
.vai__in { flex: 1; min-width: 0; resize: none; max-height: 150px; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: 17px; line-height: 1.8; padding: 9px 8px; } .vai__in::placeholder { color: var(--ink3); }
.vai__mic, .vai__send { flex: none; width: 48px; height: 48px; border-radius: 50%; border: 0; display: grid; place-items: center; cursor: pointer; transition: transform .2s, background .2s, opacity .2s; } .vai__mic { background: transparent; color: var(--ink); } .vai__mic:hover { background: rgba(var(--brgb), .14); } .vai__mic.rec { color: #fff; background: #ef4444; animation: vai-rec 1.2s infinite; } .vai__mic[hidden] { display: none; } @keyframes vai-rec { 50% { box-shadow: 0 0 0 9px rgba(239,68,68,.2); } }
.vai__send { color: #fff; background: linear-gradient(135deg, var(--b), var(--b2)); box-shadow: 0 12px 24px -10px rgba(var(--brgb), .95); } .vai__send:hover { transform: scale(1.07) rotate(-6deg); } .vai__send:disabled { opacity: .4; transform: none; } .vai__mic svg, .vai__send svg { width: 22px; height: 22px; }
.vai__note { margin: 10px clamp(18px, 3vw, 40px) 0; font-size: 12px; color: var(--ink3); text-align: center; }

/* ---------- موبایل و تبلت ---------- */
@media (max-width: 899px) {
  .vai { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto minmax(0, 1fr); }
  .vai__stage { grid-column: 1; grid-row: 1; padding: 62px 0 0; } .vai__orb { width: min(150px, 34vw); transition-delay: .2s; } .vai__cap { display: none; }
  .vai__chat { grid-column: 1; grid-row: 2; padding-top: 4px; } .vai__brand { display: none; }
  .vai__top { inset-block-start: 10px; inset-inline-end: 12px; inset-inline-start: 12px; justify-content: space-between; flex-direction: row-reverse; } .vai__btn { width: 44px; height: 44px; } .vai__btn svg { width: 20px; height: 20px; }
  .vai__brain { inset-block-start: 62px; inset-inline-end: 12px; font-size: 11.5px; }
  .vai__bub { font-size: 16px; padding: 12px 18px; } .vai__m { max-width: 96%; }
  .vai__stage { position: relative; } .vai__chips { padding-bottom: 10px; } .vai__chip { font-size: 14.5px; padding: 9px 16px; }
  .vai-tip { inset-inline-start: 92px; max-width: 200px; }
}
@media (max-width: 560px) { .vai__modes button { padding: 7px 9px; font-size: 11.5px; } .vai__act { font-size: 15px; padding: 11px 22px; } .vai-fab { width: 66px; height: 66px; inset-block-end: 14px; inset-inline-start: 14px; } }
@media (max-height: 560px) and (min-width: 900px) { .vai__orb { width: min(60vh, 100%); } }
body.vai-lock { overflow: hidden; }
@media (prefers-reduced-motion: reduce) { .vai, .vai__orb { transition-duration: .01s !important; transition-delay: 0s !important; } .vai-fab::before, .vai__stars, .vai__orb.vorb--css { animation: none !important; } .vai__bub .w { animation: none; opacity: 1; } .vai__m, .vai__chip, .vai__act { animation-duration: .01s; } }
@media (max-width: 899px) { .vai__brain { display: none; } }

/* ---------- پس‌زمینه‌ی زنده: رنگ با حالت گوی عوض می‌شود (آرام، گوش‌دادن، فکرکردن، صحبت‌کردن) و با موس جابه‌جا می‌شود ---------- */
@property --wa { syntax: '<color>'; inherits: true; initial-value: rgba(123,92,255,.38); }
@property --wb { syntax: '<color>'; inherits: true; initial-value: rgba(34,211,238,.2); }
@property --wc { syntax: '<color>'; inherits: true; initial-value: rgba(244,114,182,.12); }
.vai { --wa: rgba(var(--brgb), .38); --wb: rgba(34,211,238,.2); --wc: rgba(244,114,182,.12);
  transition: clip-path .75s cubic-bezier(.65,0,.2,1), visibility 0s .75s, --wa 1.6s ease, --wb 1.6s ease, --wc 1.6s ease; }
.vai.is-open { transition-delay: 0s, 0s, 0s, 0s, 0s; }
.vai[data-mood="listening"] { --wa: rgba(244,63,94,.34); --wb: rgba(251,146,60,.22); --wc: rgba(244,114,182,.16); }
.vai[data-mood="thinking"] { --wa: rgba(79,70,229,.52); --wb: rgba(168,85,247,.34); --wc: rgba(14,165,233,.2); }
.vai[data-mood="speaking"] { --wa: rgba(20,184,166,.38); --wb: rgba(59,130,246,.3); --wc: rgba(168,85,247,.18); }
.vai__wash { overflow: hidden; background:
  radial-gradient(900px 640px at calc(82% + var(--mx, 0) * 9%) calc(12% + var(--my, 0) * 9%), var(--wa), transparent 62%),
  radial-gradient(760px 560px at calc(12% - var(--mx, 0) * 7%) calc(96% - var(--my, 0) * 7%), var(--wb), transparent 62%),
  radial-gradient(520px 520px at calc(30% + var(--mx, 0) * 12%) calc(40% + var(--my, 0) * 12%), var(--wc), transparent 70%); animation: vai-hue 22s ease-in-out infinite alternate; }
.vai__wash::before, .vai__wash::after { content: ""; position: absolute; width: 90vmax; height: 90vmax; border-radius: 50%; filter: blur(70px); opacity: .34; mix-blend-mode: screen; will-change: transform; }
.vai__wash::before { inset-block-start: -45vmax; inset-inline-start: -25vmax; background: conic-gradient(from 0deg, transparent 0 30%, var(--wa) 45%, transparent 62% 100%); animation: vai-spin 46s linear infinite; }
.vai__wash::after { inset-block-end: -50vmax; inset-inline-end: -20vmax; background: conic-gradient(from 180deg, transparent 0 28%, var(--wb) 46%, transparent 64% 100%); animation: vai-spin 64s linear infinite reverse; }
.vai[data-theme="light"] .vai__wash { background:
  radial-gradient(900px 640px at calc(18% + var(--mx, 0) * 9%) calc(20% + var(--my, 0) * 9%), rgba(255,255,255,.95), transparent 62%),
  radial-gradient(760px 600px at calc(85% - var(--mx, 0) * 7%) calc(70% - var(--my, 0) * 7%), var(--wa), transparent 62%),
  radial-gradient(520px 520px at 60% 10%, var(--wc), transparent 70%); }
.vai[data-theme="light"] .vai__wash::before, .vai[data-theme="light"] .vai__wash::after { mix-blend-mode: multiply; opacity: .16; }
@keyframes vai-hue { from { filter: hue-rotate(-28deg); } to { filter: hue-rotate(34deg); } }
.vai__stars::after { content: ""; position: absolute; inset: -10%; background-image: radial-gradient(2px 2px at 20% 30%, rgba(255,255,255,.9) 50%, transparent 52%), radial-gradient(1.6px 1.6px at 70% 60%, rgba(255,255,255,.8) 50%, transparent 52%), radial-gradient(2.2px 2.2px at 45% 85%, rgba(255,255,255,.85) 50%, transparent 52%), radial-gradient(1.5px 1.5px at 90% 15%, rgba(255,255,255,.8) 50%, transparent 52%); animation: vai-drift 40s linear infinite alternate; }
@keyframes vai-drift { to { transform: translate3d(-4%, 3%, 0); } }

/* دکمه‌ی شناور وقتی حرف می‌زند */
.vai-fab.is-talking::before { border-width: 2px; border-color: rgba(var(--brgb), .85); animation-duration: 1.4s; }
.vai-fab.is-talking { transform: scale(1.1); }
.vai-tip span { display: block; min-height: 1.8em; }

/* چند لینک راهنما */
.vai__chips .vai__act span { display: block; text-align: start; } .vai__act small { display: block; margin-top: 2px; font-size: 12px; font-weight: 500; opacity: .8; }
.vai__act--sub { padding: 11px 22px; font-size: 15px; color: var(--ink); background: var(--chip); border: 1px solid var(--bub-b); box-shadow: none; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); } .vai__act--sub:hover { color: var(--ink); border-color: rgba(var(--brgb), .8); background: rgba(var(--brgb), .16); }