/* Ultraviolet — reference kit (Tastefolio). Dark indigo space, violet light, grid-line backdrops,
   glowing edges, isometric hardware and bento tiles. Requires tokens.css. RTL-safe. */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--canvas); color: var(--ink); font: var(--fw-regular) var(--fs-md)/var(--lh-body) var(--font-sans); -webkit-font-smoothing: antialiased; overflow-x: clip; }
img, svg { display: block; max-width: 100%; }
a { color: var(--brand-light); text-decoration: none; }
a:hover { color: var(--ink); }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4, p { margin: 0; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: var(--radius-sm); }
::selection { background: var(--brand); color: #fff; }
[dir="rtl"] .flip-rtl { transform: scaleX(-1); }
.sr-only { position: absolute; inline-size: 1px; block-size: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; inset-inline-start: 12px; inset-block-start: -60px; z-index: 100; background: var(--brand); color: #fff; padding: 10px 14px; border-radius: var(--radius-md); }
.skip-link:focus { inset-block-start: 12px; }
.ph-duotone { font-size: 1.2em; line-height: 1; }

.container { max-inline-size: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.row { display: flex; align-items: center; gap: var(--gap, var(--space-3)); flex-wrap: wrap; }
.stack { display: flex; flex-direction: column; gap: var(--gap, var(--space-4)); }
.section { padding-block: clamp(64px, 10vw, var(--space-10)); position: relative; }

/* ------------------------------------------------------------ atmosphere */
.grid-bg { position: relative; isolation: isolate; }
.grid-bg::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px; background-position: center top;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 30%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 30%, transparent 75%); }
.aura { position: absolute; z-index: -1; pointer-events: none; inline-size: 620px; block-size: 620px; border-radius: 50%; background: radial-gradient(circle, var(--glow), transparent 65%); filter: blur(30px); opacity: .9; }
[data-theme="light"] .aura { opacity: .45; }

/* ------------------------------------------------------------ type */
.eyebrow { display: inline-flex; align-items: center; gap: 10px; padding: 6px 12px 6px 6px; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--line-2); font-size: 13px; color: var(--ink-2); }
[dir="rtl"] .eyebrow { padding: 6px 6px 6px 12px; }
.eyebrow b { background: var(--brand); color: #fff; font-weight: 600; font-size: 12px; padding: 3px 10px; border-radius: 999px; }
.label { font: 500 11px/1 var(--font-mono); text-transform: uppercase; letter-spacing: var(--tracking-caps); color: var(--brand-light); }
:lang(fa) .label { font: 600 12.5px/1.6 var(--font-sans); text-transform: none; }
.display { font: var(--fw-display) var(--fs-display)/var(--lh-tight) var(--font-display); letter-spacing: var(--tracking-display); text-wrap: balance; }
.display .lit, .h2 .lit { color: var(--brand-light); }
.h2 { font: var(--fw-display) clamp(28px, 3.8vw, var(--fs-3xl))/1.12 var(--font-display); letter-spacing: calc(var(--tracking-display) * .7); text-wrap: balance; }
:lang(fa) .h2 { line-height: 1.6; }
.h3 { font: 600 var(--fs-lg)/1.35 var(--font-display); }
.lead { font-size: clamp(16px, 1.5vw, 19px); color: var(--ink-2); max-inline-size: 58ch; }
.muted { color: var(--ink-2); }
.subtle { color: var(--ink-3); }
.small { font-size: var(--fs-sm); }
.mono { font-family: var(--font-mono); font-size: .86em; letter-spacing: -.01em; }
.ltr { direction: ltr; unicode-bidi: isolate; }

/* ------------------------------------------------------------ buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-block-size: var(--control-h); padding-inline: 18px; border-radius: var(--radius-md); border: 1px solid transparent; background: transparent; font-size: 14px; font-weight: 600; line-height: 1; cursor: pointer; white-space: nowrap; transition: box-shadow var(--dur-2) var(--ease), transform var(--dur-1), background var(--dur-1), border-color var(--dur-1); }
.btn-primary { color: #fff; background: linear-gradient(135deg, var(--brand), var(--brand-2)); box-shadow: 0 0 0 1px rgba(255,255,255,.12) inset, 0 8px 28px -8px var(--glow); }
.btn-primary:hover { box-shadow: 0 0 0 1px rgba(255,255,255,.2) inset, 0 12px 40px -6px var(--glow); color: #fff; }
.btn-ghost { color: var(--ink-2); }
.btn-ghost:hover { color: var(--ink); background: var(--surface-2); }
.btn-outline { border-color: var(--line-2); background: color-mix(in oklab, var(--surface) 60%, transparent); color: var(--ink); backdrop-filter: blur(6px); }
.btn-outline:hover { border-color: var(--brand); color: var(--ink); }
.btn-lg { min-block-size: var(--control-h-lg); padding-inline: 24px; font-size: 15px; border-radius: 14px; }
.btn-icon { inline-size: var(--control-h); padding: 0; }
.btn:active { transform: translateY(1px); }

/* ------------------------------------------------------------ header */
.promo { background: linear-gradient(90deg, var(--brand-2), var(--brand)); color: #fff; font-size: 13px; text-align: center; padding: 8px var(--gutter); }
.promo a { color: #fff; text-decoration: underline; text-underline-offset: 3px; margin-inline-start: 8px; }
.site-header { position: sticky; inset-block-start: 0; z-index: 40; background: color-mix(in oklab, var(--canvas) 78%, transparent); backdrop-filter: blur(14px); border-block-end: 1px solid var(--line); }
.site-header .container { display: flex; align-items: center; gap: var(--space-6); min-block-size: 68px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 700; font-size: 19px; letter-spacing: -.02em; }
.logo:hover { color: var(--ink); }
.logo-mark { inline-size: 32px; block-size: 32px; border-radius: 9px; display: grid; place-items: center; background: linear-gradient(135deg, var(--brand), var(--brand-2)); box-shadow: 0 0 22px -4px var(--glow); color: #fff; }
.nav { display: flex; gap: 2px; }
.nav a { padding: 8px 12px; border-radius: 10px; color: var(--ink-2); font-size: 14.5px; }
.nav a:hover { color: var(--ink); background: var(--surface-2); }
.header-end { margin-inline-start: auto; display: flex; gap: var(--space-2); align-items: center; }
.menu-btn { display: none; }
@media (max-width: 900px) {
  .menu-btn { display: inline-flex; }
  .nav { display: none; position: absolute; inset-inline: 0; inset-block-start: 100%; flex-direction: column; padding: var(--space-3) var(--gutter) var(--space-5); background: var(--surface); border-block-end: 1px solid var(--line); }
  .nav[data-open] { display: flex; }
  .nav a { padding: 14px 8px; font-size: 17px; }
  .hide-md { display: none !important; }
}

/* ------------------------------------------------------------ hero & isometric stack */
.hero { text-align: center; padding-block: clamp(56px, 9vw, 112px) clamp(40px, 6vw, 80px); overflow-x: clip; }
.hero .display { max-inline-size: 15ch; margin: var(--space-6) auto 0; }
.hero .lead { margin: var(--space-5) auto 0; }
.hero-actions { display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; margin-block-start: var(--space-7); }
.iso { position: relative; block-size: 300px; margin-block-start: var(--space-8); perspective: 1400px; }
.iso-stack { position: absolute; inset-inline-start: 50%; inset-block-start: 40px; transform: translateX(-50%) rotateX(58deg) rotateZ(-42deg); transform-style: preserve-3d; inline-size: 260px; block-size: 260px; }
[dir="rtl"] .iso-stack { transform: translateX(50%) rotateX(58deg) rotateZ(-42deg); }
.iso-layer { position: absolute; inset: 0; border-radius: 26px; background: linear-gradient(135deg, var(--surface-3), var(--surface)); border: 1px solid var(--line-2); box-shadow: 0 0 0 1px rgba(255,255,255,.03) inset, 0 30px 60px -20px rgba(0,0,0,.9); transform: translateZ(calc(var(--z) * 1px)); display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 22px; }
.iso-layer i { border-radius: 8px; background: var(--surface-3); border: 1px solid var(--line); }
.iso-layer.is-lit { border-color: color-mix(in oklab, var(--brand) 70%, transparent); box-shadow: 0 0 60px -6px var(--glow), 0 0 0 1px var(--brand) inset; }
.iso-layer.is-lit i:nth-child(3n+1) { background: color-mix(in oklab, var(--brand) 55%, var(--surface-3)); box-shadow: 0 0 14px var(--glow); }
.iso-chip { position: absolute; padding: 10px 14px; border-radius: 14px; background: color-mix(in oklab, var(--surface) 80%, transparent); border: 1px solid var(--line-2); backdrop-filter: blur(10px); font-size: 13px; text-align: start; box-shadow: var(--shadow-2); display: grid; gap: 2px; }
.iso-chip b { font: 600 15px var(--font-mono); color: var(--ink); }
@media (max-width: 640px) { .iso { block-size: 240px; } .iso-stack { inline-size: 190px; block-size: 190px; } .iso-chip { font-size: 12px; } }

/* ------------------------------------------------------------ glow tiles & bento */
.tile { position: relative; padding: var(--space-6); border-radius: var(--radius-lg); background: linear-gradient(var(--surface), var(--surface)) padding-box, linear-gradient(140deg, color-mix(in oklab, var(--brand) 45%, transparent), var(--line) 38%, var(--line)) border-box; border: 1px solid transparent; overflow: hidden; display: flex; flex-direction: column; gap: var(--space-3); min-inline-size: 0; transition: box-shadow var(--dur-2) var(--ease), transform var(--dur-2) var(--ease); }
.tile:hover { box-shadow: 0 0 0 1px color-mix(in oklab, var(--brand) 40%, transparent), 0 24px 60px -24px var(--glow); transform: translateY(-2px); }
.tile .icon { inline-size: 46px; block-size: 46px; border-radius: 13px; display: grid; place-items: center; font-size: 22px; color: var(--brand-light); background: var(--brand-soft); border: 1px solid color-mix(in oklab, var(--brand) 35%, transparent); box-shadow: 0 0 24px -8px var(--glow); }
.tile .visual { margin-block-start: auto; }
.tile-gradient { background: radial-gradient(120% 120% at 100% 0%, color-mix(in oklab, var(--brand) 70%, #fff) 0%, var(--brand) 35%, var(--brand-2) 100%); color: #fff; border: 0; }
.tile-gradient .muted { color: rgba(255,255,255,.8); }
.bento { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: var(--space-4); }
.bento > * { min-inline-size: 0; }
.b-2 { grid-column: span 2; } .b-3 { grid-column: span 3; } .b-4 { grid-column: span 4; }
.b-tall { grid-row: span 2; }
@media (max-width: 960px) { .bento { grid-template-columns: repeat(2, minmax(0, 1fr)); } .b-2, .b-3 { grid-column: span 1; } .b-4 { grid-column: span 2; } .b-tall { grid-row: auto; } }
@media (max-width: 600px) { .bento { grid-template-columns: minmax(0, 1fr); } .b-2, .b-3, .b-4 { grid-column: auto; } }
.big-num { font: 700 clamp(44px, 6vw, 72px)/1 var(--font-mono); letter-spacing: -.04em; }
:lang(fa) .big-num { letter-spacing: 0; font-family: var(--font-sans); }
.dots-map { display: grid; grid-template-columns: repeat(18, 1fr); gap: 6px; direction: ltr; }
.dots-map i { aspect-ratio: 1; border-radius: 50%; background: var(--surface-3); }
.dots-map i.on { background: var(--brand); box-shadow: 0 0 10px var(--glow); }
.term { background: #05040b; border: 1px solid var(--line); border-radius: var(--radius-md); padding: 14px 16px; font: 12.5px/1.8 var(--font-mono); color: #d9d2ff; direction: ltr; text-align: left; overflow-x: auto; margin: 0; }
.term .c { color: #6f6890; } .term .ok { color: var(--success); } .term .k { color: var(--brand-light); }
[data-theme="light"] .term { background: #120f24; }

/* logos & steps */
.logo-row { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-6) clamp(28px, 5vw, 64px); color: var(--ink-3); font-weight: 600; font-size: 18px; }
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); counter-reset: s; }
.steps > div { padding: var(--space-6); border-radius: var(--radius-lg); border: 1px dashed var(--line-2); counter-increment: s; }
.steps > div::before { content: counter(s, decimal-leading-zero); display: block; font: 600 13px var(--font-mono); color: var(--brand-light); margin-block-end: var(--space-4); }
:lang(fa) .steps > div::before { content: counter(s, persian); font: 700 18px var(--font-sans); }
@media (max-width: 860px) { .steps { grid-template-columns: minmax(0, 1fr); } }

/* pricing */
.price-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); }
@media (max-width: 900px) { .price-grid { grid-template-columns: minmax(0, 1fr); } }
.price { font: 700 40px/1 var(--font-mono); letter-spacing: -.04em; }
:lang(fa) .price { letter-spacing: 0; font-size: 32px; font-family: var(--font-sans); }
.price small { font: 400 13px var(--font-sans); color: var(--ink-3); letter-spacing: 0; }
.tile.is-featured { box-shadow: var(--shadow-glow); }
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; color: var(--ink-2); font-size: 14px; }
.checks li { display: flex; gap: 10px; align-items: center; }
.checks i { color: var(--brand-light); }

/* forms */
.field { display: grid; gap: 7px; }
.flabel { font-size: 13px; font-weight: 600; color: var(--ink-2); }
.input, .select, .textarea { inline-size: 100%; min-block-size: var(--control-h); padding: 8px 14px; border-radius: var(--radius-md); border: 1px solid var(--line-2); background: var(--surface-2); color: var(--ink); font-size: 14px; transition: border-color var(--dur-1), box-shadow var(--dur-2); }
.input::placeholder { color: var(--ink-3); }
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 4px var(--brand-soft), 0 0 24px -6px var(--glow); }
.input-lg { min-block-size: var(--control-h-lg); }
.select { appearance: none; }
.select option { background: var(--surface); }
.textarea { min-block-size: 110px; resize: vertical; }
[aria-invalid="true"] { border-color: var(--danger) !important; }
.field-error { color: var(--danger); font-size: 12.5px; }
.check { display: flex; gap: 10px; font-size: 14px; color: var(--ink-2); cursor: pointer; align-items: flex-start; }
.check input { accent-color: var(--brand); inline-size: 16px; block-size: 16px; margin-block-start: 4px; }
.gpu-options { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); }
@media (max-width: 640px) { .gpu-options { grid-template-columns: minmax(0, 1fr); } }
.gpu { position: relative; display: grid; gap: 4px; padding: var(--space-4); border-radius: var(--radius-md); border: 1px solid var(--line-2); background: var(--surface-2); cursor: pointer; transition: border-color var(--dur-1), box-shadow var(--dur-2); }
.gpu input { position: absolute; opacity: 0; }
.gpu b { font: 600 15px var(--font-mono); }
.gpu span { font-size: 12.5px; color: var(--ink-3); }
.gpu:has(input:checked) { border-color: var(--brand); box-shadow: var(--shadow-glow); background: var(--brand-soft); }
.gpu:has(input:focus-visible) { outline: 2px solid var(--focus); outline-offset: 2px; }
.switch { position: relative; inline-size: 40px; block-size: 22px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--surface-3); cursor: pointer; padding: 0; flex: none; }
.switch::after { content: ""; position: absolute; inset-block-start: 2px; inset-inline-start: 2px; inline-size: 16px; block-size: 16px; border-radius: 50%; background: var(--ink-3); transition: transform var(--dur-2) var(--ease), background var(--dur-2); }
.switch[aria-checked="true"] { background: var(--brand-soft); border-color: var(--brand); }
.switch[aria-checked="true"]::after { transform: translateX(18px); background: var(--brand-light); box-shadow: 0 0 10px var(--glow); }
[dir="rtl"] .switch[aria-checked="true"]::after { transform: translateX(-18px); }

/* ------------------------------------------------------------ console */
.console { display: grid; grid-template-columns: var(--sidebar-w) minmax(0, 1fr); min-block-size: 100vh; }
.side { position: sticky; inset-block-start: 0; block-size: 100vh; display: flex; flex-direction: column; gap: var(--space-2); padding: var(--space-5) var(--space-4); background: var(--surface); border-inline-end: 1px solid var(--line); overflow: auto; }
.side nav { display: grid; gap: 2px; margin-block-start: var(--space-5); }
.side .group { font: 500 10.5px var(--font-mono); text-transform: uppercase; letter-spacing: .14em; color: var(--ink-3); padding: var(--space-4) 12px 6px; }
:lang(fa) .side .group { font: 600 12px var(--font-sans); text-transform: none; letter-spacing: 0; }
.side a { display: flex; align-items: center; gap: 12px; padding: 9px 12px; border-radius: 10px; color: var(--ink-2); font-size: 14px; }
.side a:hover { color: var(--ink); background: var(--surface-2); }
.side a[aria-current="page"] { color: var(--ink); background: linear-gradient(90deg, var(--brand-soft), transparent); box-shadow: inset 2px 0 0 var(--brand); }
[dir="rtl"] .side a[aria-current="page"] { background: linear-gradient(-90deg, var(--brand-soft), transparent); box-shadow: inset -2px 0 0 var(--brand); }
.side a[aria-current="page"] i { color: var(--brand-light); }
.credit { margin-block-start: auto; padding: var(--space-4); border-radius: var(--radius-md); background: var(--surface-2); border: 1px solid var(--line); display: grid; gap: 8px; font-size: 13px; }
.meter { block-size: 6px; border-radius: 999px; background: var(--surface-3); overflow: hidden; }
.meter i { display: block; block-size: 100%; inline-size: var(--w); border-radius: inherit; background: linear-gradient(90deg, var(--brand-2), var(--brand)); box-shadow: 0 0 10px var(--glow); }
[dir="rtl"] .meter i { background: linear-gradient(-90deg, var(--brand-2), var(--brand)); }
.meter i.hot { background: linear-gradient(90deg, var(--warning), var(--danger)); box-shadow: none; }
.main { min-inline-size: 0; }
.side-toggle { display: none !important; }
.topbar { position: sticky; inset-block-start: 0; z-index: 20; display: flex; align-items: center; gap: var(--space-3); min-block-size: 64px; padding-inline: var(--space-6); background: color-mix(in oklab, var(--canvas) 80%, transparent); backdrop-filter: blur(12px); border-block-end: 1px solid var(--line); }
.topbar .spacer { flex: 1; }
.project-pill { white-space: nowrap; max-inline-size: 46vw; overflow: hidden; text-overflow: ellipsis; display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--surface); font-size: 13px; color: var(--ink-2); }
.project-pill .dot { inline-size: 8px; block-size: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 8px var(--success); }
.content { padding: var(--space-6); display: grid; gap: var(--space-4); }
.content > * { min-inline-size: 0; }
.page-title { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: var(--space-4); }
.page-title h1 { font: 700 26px/1.3 var(--font-display); letter-spacing: -.02em; }
:lang(fa) .page-title h1 { letter-spacing: 0; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4); }
@media (max-width: 1100px) { .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.kpi { padding: var(--space-5); gap: 6px; }
.kpi .v { font: 600 28px/1.1 var(--font-mono); letter-spacing: -.03em; }
:lang(fa) .kpi .v { font-family: var(--font-sans); letter-spacing: 0; font-size: 26px; }
.kpi .d { font-size: 12.5px; color: var(--success); }
.kpi .d.bad { color: var(--danger); }
.two-col { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: var(--space-4); }
@media (max-width: 1100px) { .two-col { grid-template-columns: minmax(0, 1fr); } }
.tile-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); flex-wrap: wrap; }
.seg { display: inline-flex; padding: 3px; border-radius: 10px; background: var(--surface-2); border: 1px solid var(--line); }
.seg button { border: 0; background: none; padding: 5px 11px; border-radius: 8px; font-size: 12.5px; color: var(--ink-3); cursor: pointer; }
.seg button[aria-pressed="true"], .seg [aria-selected="true"] { background: var(--surface-3); color: var(--ink); box-shadow: 0 0 0 1px var(--line-2); }
.table-scroll { position: relative; overflow-x: auto; }
.table { inline-size: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th { text-align: start; font: 500 10.5px var(--font-mono); text-transform: uppercase; letter-spacing: .12em; color: var(--ink-3); padding: 10px 12px; border-block-end: 1px solid var(--line); white-space: nowrap; }
:lang(fa) .table th { font: 600 12px var(--font-sans); text-transform: none; letter-spacing: 0; }
.table td { padding: 12px; border-block-end: 1px solid var(--line); white-space: nowrap; }
.table tbody tr:hover { background: color-mix(in oklab, var(--brand) 6%, transparent); }
.table tr:last-child td { border: 0; }
.table th button { all: unset; cursor: pointer; }
.state { display: inline-flex; align-items: center; gap: 7px; font-size: 12.5px; padding: 3px 10px; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--line); }
.state::before { content: ""; inline-size: 7px; block-size: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 8px currentColor; }
.state.run { color: var(--success); } .state.queue { color: var(--warning); } .state.fail { color: var(--danger); } .state.done { color: var(--ink-3); }
.state span { color: var(--ink); }
.jobs { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-4); }
.jobs li { display: grid; gap: 8px; }
.jobs .row { justify-content: space-between; font-size: 13.5px; }
dialog.modal { border: 0; padding: 0; border-radius: var(--radius-lg); inline-size: min(620px, calc(100vw - 24px)); background: var(--surface); color: var(--ink); box-shadow: var(--shadow-glow), var(--shadow-3); }
dialog.modal::backdrop { background: var(--overlay); backdrop-filter: blur(4px); }
.modal-body { padding: var(--space-6); display: grid; gap: var(--space-5); }
.menu { position: absolute; inset-inline-end: 0; inset-block-start: calc(100% + 6px); min-inline-size: 200px; padding: 6px; border-radius: var(--radius-md); background: var(--surface-2); border: 1px solid var(--line-2); box-shadow: var(--shadow-3); display: none; z-index: 40; }
.menu[data-open] { display: block; }
.menu button, .menu a { display: flex; gap: 10px; inline-size: 100%; align-items: center; padding: 8px 10px; border: 0; background: none; border-radius: 8px; color: var(--ink); font-size: 13.5px; cursor: pointer; text-align: start; }
.menu button:hover, .menu a:hover { background: var(--surface-3); }
.rel { position: relative; }
@media (max-width: 960px) {
  .console { grid-template-columns: minmax(0, 1fr); }
  .side { position: fixed; inset-block: 0; inset-inline-start: 0; inline-size: 270px; z-index: 60; display: none; box-shadow: var(--shadow-3); }
  .side[data-open] { display: flex; }
  .side-toggle { display: inline-flex !important; }
  .topbar, .content { padding-inline: var(--space-4); }
}

/* charts, toast */
.tf-chart .c-grid { stroke: var(--chart-grid); }
.tf-chart .c-axis { fill: var(--chart-axis); font: 10.5px var(--font-mono); }
:lang(fa) .tf-chart .c-axis { font-family: var(--font-sans); font-size: 11px; }
.tf-chart .c-line { filter: drop-shadow(0 0 6px var(--glow)); }
.tf-chart .c-guide { stroke: var(--line-2); }
.tf-chart .c-track { stroke: var(--surface-3); }
.tf-chart .c-center { position: absolute; inset: 0; display: grid; place-items: center; font: 600 22px var(--font-mono); text-align: center; }
.chart-tip { background: var(--surface-2); color: var(--ink); border: 1px solid var(--line-2); border-radius: 10px; padding: 8px 10px; font-size: 12px; display: grid; gap: 4px; box-shadow: var(--shadow-3); }
.chart-tip span { display: flex; gap: 6px; align-items: center; }
.chart-tip i { inline-size: 8px; block-size: 8px; border-radius: 50%; box-shadow: 0 0 6px currentColor; }
.legend { display: flex; gap: var(--space-4); list-style: none; margin: 0; padding: 0; font-size: 12.5px; color: var(--ink-2); flex-wrap: wrap; }
.legend li { display: inline-flex; gap: 6px; align-items: center; }
.legend i { inline-size: 8px; block-size: 8px; border-radius: 50%; background: var(--c); box-shadow: 0 0 8px var(--c); }
.toast { background: var(--surface-2); color: var(--ink); border: 1px solid var(--brand); box-shadow: var(--shadow-glow); padding: 12px 16px; border-radius: var(--radius-md); font-size: 13.5px; animation: toast-in var(--dur-2) var(--ease); }
.toast.is-out { opacity: 0; transition: opacity var(--dur-2); }
@keyframes toast-in { from { opacity: 0; transform: translateY(10px); } }

/* footer */
.site-footer { border-block-start: 1px solid var(--line); padding-block: var(--space-9) var(--space-6); font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: var(--space-6); }
.footer-grid h4 { font: 500 11px var(--font-mono); text-transform: uppercase; letter-spacing: .14em; color: var(--ink-3); margin-block-end: var(--space-4); }
:lang(fa) .footer-grid h4 { font: 600 13px var(--font-sans); text-transform: none; letter-spacing: 0; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer-grid a { color: var(--ink-2); }
.footer-grid a:hover { color: var(--ink); }
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr 1fr; } }