/* ==========================================================================
   SISTERS — سیستم طراحی مشترک «پیارند» و «زی»
   یک طیف، دو تخصص. این فایل در هر دو پروژه عیناً یکی است:
     Projects/PRandTech/public/sisters/sisters.css
     Projects/Z Solutions/webassets/sisters/sisters.css
   تغییر را در یکی بدهید و با Projects/PRandTech/deploy/sisters-sync.sh کپی کنید.
   خانه با <html data-house="prand|z"> انتخاب می‌شود.
   ========================================================================== */

:root {
  --spectrum: linear-gradient(90deg, #E2557F 0%, #A23FC4 30%, #7A4DF0 50%, #3E6FF4 72%, #1FB5D6 100%);
  --violet: #7A4DF0;
  --night: #120F1E;
  --night-2: #1A1630;
  --radius: 22px;
  --radius-lg: 32px;
  --nav-h: 72px;
  --bar-h: 34px;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --fa: var(--font-vazir, "Vazirmatn"), "Vazirmatn", Tahoma, sans-serif;
  --lat: var(--font-grotesk, "Space Grotesk"), "Space Grotesk", var(--font-vazir, "Vazirmatn"), "Vazirmatn", sans-serif;
}

/* ---------- خانه‌ها ---------- */
[data-house="prand"] {
  --a: #7B3FC4;           /* اصلی: بنفش پیارند */
  --a-2: #D84F8C;         /* همراه: سرخابی گرم */
  --a-soft: #C9A8F5;
  --a-ink: #4A2380;
  --canvas: #EDE6F5;      /* زمینه: یاسیِ مه‌آلود — نه سفید */
  --canvas-2: #E2D8F0;
  --ink: #1D1529;
  --ink-2: #4B4160;
  --mute: #7C7290;
  --line: rgba(74, 35, 128, .12);
  --glass: rgba(255, 255, 255, .62);
  --grad: linear-gradient(120deg, #D84F8C, #7B3FC4 55%, #7A4DF0);
  --night: #160F22;
  --night-2: #21162F;
  --halo-1: rgba(216, 79, 140, .30);
  --halo-2: rgba(123, 63, 196, .34);
  --halo-3: rgba(122, 77, 240, .22);
}
[data-house="z"] {
  --a: #3E6FF4;           /* اصلی: آبی لاجوردی زی */
  --a-2: #1FB5D6;         /* همراه: فیروزه‌ای سرد */
  --a-soft: #A9C0FF;
  --a-ink: #1F3E9E;
  --canvas: #E7EDF7;      /* زمینه: آبیِ مه‌آلود — نه سفید */
  --canvas-2: #DAE3F2;
  --ink: #111A30;
  --ink-2: #3D4A68;
  --mute: #6E7A96;
  --line: rgba(31, 62, 158, .12);
  --glass: rgba(255, 255, 255, .62);
  --grad: linear-gradient(120deg, #7A4DF0, #3E6FF4 50%, #1FB5D6);
  --night: #0D1222;
  --night-2: #151C33;
  --halo-1: rgba(122, 77, 240, .26);
  --halo-2: rgba(62, 111, 244, .32);
  --halo-3: rgba(31, 181, 214, .24);
}

/* ---------- پایه ---------- */
html:has(body.s-root) { overflow-x: clip; }
.s-hero, .s-page-hero, .s-sec { overflow-x: clip; }
.s-root, .s-root *, .s-root *::before, .s-root *::after { box-sizing: border-box; }
.s-root {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--fa);
  font-size: 16px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  text-rendering: optimizeLegibility;
  background-image:
    radial-gradient(900px 600px at 100% 0%, color-mix(in srgb, var(--a) 10%, transparent), transparent 70%),
    radial-gradient(800px 600px at 0% 40%, color-mix(in srgb, var(--a-2) 8%, transparent), transparent 70%),
    radial-gradient(900px 700px at 100% 80%, color-mix(in srgb, var(--violet) 8%, transparent), transparent 70%);
  background-attachment: fixed;
}
.s-root a { color: inherit; text-decoration: none; }
.s-root img { max-width: 100%; display: block; }
.s-root h1, .s-root h2, .s-root h3, .s-root h4 { margin: 0; color: var(--ink); line-height: 1.35; letter-spacing: -.005em; }
.s-root p { margin: 0; }
.s-root ul { margin: 0; padding: 0; list-style: none; }
.s-root ::selection { background: var(--a); color: #fff; }
.s-wrap { width: min(1220px, 100% - 40px); margin-inline: auto; position: relative; }
.s-lat { font-family: var(--lat); }
.s-ltr { direction: ltr; unicode-bidi: isolate; }
.s-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- زمینه‌ی متحرک (هاله + شبکه‌ی نقطه) ---------- */
.s-atmos { position: absolute; inset: 0; overflow: hidden; pointer-events: none; z-index: 0; }
.s-atmos::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(color-mix(in srgb, var(--a) 22%, transparent) 1px, transparent 1.4px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 80%);
  opacity: .55;
}
.s-halo { position: absolute; border-radius: 45% 55% 60% 40% / 50% 45% 55% 50%; filter: blur(70px); will-change: transform; }
.s-halo.h1 { width: 520px; height: 460px; background: var(--halo-1); top: -120px; inset-inline-start: -80px; animation: s-drift-a 26s var(--ease) infinite alternate; }
.s-halo.h2 { width: 600px; height: 520px; background: var(--halo-2); top: 40px; inset-inline-end: -140px; animation: s-drift-b 30s var(--ease) infinite alternate; }
.s-halo.h3 { width: 420px; height: 380px; background: var(--halo-3); bottom: -140px; inset-inline-start: 30%; animation: s-drift-a 22s var(--ease) infinite alternate-reverse; }
@keyframes s-drift-a { to { transform: translate(90px, 60px) scale(1.12) rotate(18deg); } }
@keyframes s-drift-b { to { transform: translate(-80px, 90px) scale(.92) rotate(-14deg); } }

/* ---------- نوار خانواده (بالای هر دو سایت) ---------- */
.s-bar {
  position: relative; z-index: 60; height: var(--bar-h);
  background: var(--night); color: rgba(255,255,255,.72);
  font-size: 12.5px; display: flex; align-items: center;
}
.s-bar::after { content: ""; position: absolute; inset-inline: 0; bottom: 0; height: 1.5px; background: var(--spectrum); opacity: .9; }
.s-bar .s-wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.s-bar-fam { display: flex; align-items: center; gap: 4px; }
.s-bar-label { color: rgba(255,255,255,.45); margin-inline-end: 8px; }
.s-bar a.s-house {
  display: inline-flex; align-items: center; gap: 7px; padding: 3px 11px; border-radius: 999px;
  transition: background .3s, color .3s; color: rgba(255,255,255,.7); font-weight: 600;
}
.s-bar a.s-house:hover { color: #fff; background: rgba(255,255,255,.08); }
.s-bar a.s-house[aria-current="true"] { color: #fff; background: rgba(255,255,255,.12); }
.s-bar .s-dot { width: 7px; height: 7px; border-radius: 50%; }
.s-bar .s-dot.prand { background: #D84F8C; box-shadow: 0 0 10px #D84F8C; }
.s-bar .s-dot.z { background: #3E6FF4; box-shadow: 0 0 10px #3E6FF4; }
.s-bar-x { color: rgba(255,255,255,.3); font-family: var(--lat); }
.s-bar-end { display: flex; gap: 14px; align-items: center; }
.s-bar-end a:hover { color: #fff; }
@media (max-width: 640px) { .s-bar-label, .s-bar-end { display: none; } .s-bar .s-wrap { justify-content: center; } }

/* ---------- ناوبری شیشه‌ای ---------- */
.s-nav { position: sticky; top: 0; z-index: 50; padding-top: 12px; transition: padding .3s; }
.s-nav-in {
  display: flex; align-items: center; gap: 18px; height: 60px; padding-inline: 10px 18px;
  border-radius: 999px; background: var(--glass); border: 1px solid rgba(255,255,255,.85);
  backdrop-filter: blur(18px) saturate(1.5); -webkit-backdrop-filter: blur(18px) saturate(1.5);
  box-shadow: 0 10px 34px color-mix(in srgb, var(--a-ink) 10%, transparent);
}
.s-brand { display: flex; align-items: center; gap: 10px; flex: none; }
.s-brand img, .s-brand svg { height: 40px; width: auto; }
.s-brand-txt { display: flex; flex-direction: column; line-height: 1.2; }
.s-brand-txt b { font-size: 14.5px; font-weight: 800; }
.s-brand-txt small { font-family: var(--lat); font-size: 10px; letter-spacing: .28em; color: var(--mute); }
.s-links { display: flex; gap: 2px; margin-inline-start: auto; }
.s-links a { position: relative; padding: 7px 13px; border-radius: 999px; font-size: 14px; font-weight: 600; color: var(--ink-2); transition: color .25s, background .25s; }
.s-links a:hover { color: var(--ink); background: rgba(255,255,255,.8); }
.s-links a[aria-current="page"] { color: var(--a-ink); background: #fff; box-shadow: 0 2px 10px color-mix(in srgb, var(--a) 14%, transparent); }
.s-links a.s-hot { color: var(--a-ink); }
.s-links a.s-hot::after { content: ""; position: absolute; top: 6px; inset-inline-end: 6px; width: 6px; height: 6px; border-radius: 50%; background: var(--a-2); box-shadow: 0 0 8px var(--a-2); }
.s-nav-cta { margin-inline-start: 6px; }
.s-login { display: inline-flex; align-items: center; gap: 6px; flex: none; margin-inline-start: 8px; padding: 7px 13px; border-radius: 999px; font-size: 13px; font-weight: 700; color: var(--ink-2); box-shadow: inset 0 0 0 1px var(--line); transition: color .25s, background .25s, box-shadow .25s; }
.s-login svg { width: 14px; height: 14px; }
.s-links a { white-space: nowrap; }
@media (max-width: 1240px) { .s-login span { display: none; } .s-login { padding: 0; width: 36px; height: 36px; justify-content: center; } }
.s-login:hover { color: var(--a-ink); background: #fff; box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--a) 40%, transparent); }
.s-menu .s-menu-login { color: var(--a-ink); font-weight: 700; box-shadow: inset 0 0 0 1px var(--line); }
.s-foot-login { font-size: 13.5px; font-weight: 700; color: var(--a-2); }
.s-foot-login:hover { text-decoration: underline; text-underline-offset: 4px; }
.s-burger { display: none; margin-inline-start: auto; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line); background: #fff; color: var(--ink); cursor: pointer; place-items: center; }
.s-burger span { display: block; width: 18px; height: 1.6px; background: currentColor; position: relative; transition: transform .3s; }
.s-burger span::before, .s-burger span::after { content: ""; position: absolute; inset-inline: 0; height: 1.6px; background: currentColor; transition: transform .3s, top .3s; }
.s-burger span::before { top: -6px; } .s-burger span::after { top: 6px; }
.s-nav.open .s-burger span { background: transparent; }
.s-nav.open .s-burger span::before { top: 0; transform: rotate(45deg); }
.s-nav.open .s-burger span::after { top: 0; transform: rotate(-45deg); }
.s-menu { display: none; }
.s-lang { font-family: var(--lat); font-size: 12px; font-weight: 700; letter-spacing: .08em; padding: 6px 11px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); }
.s-lang:hover { color: var(--a-ink); border-color: var(--a); }
@media (max-width: 1020px) {
  .s-links, .s-nav .s-nav-cta, .s-nav .s-lang, .s-nav .s-login { display: none; }
  .s-burger { display: grid; }
  .s-menu {
    display: grid; gap: 4px; margin-top: 8px; padding: 12px; border-radius: 26px;
    background: rgba(255,255,255,.92); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
    border: 1px solid #fff; box-shadow: 0 20px 50px color-mix(in srgb, var(--a-ink) 16%, transparent);
    transform-origin: top; transform: scaleY(.9) translateY(-8px); opacity: 0; pointer-events: none; transition: .3s var(--ease);
    position: absolute; inset-inline: 20px;
  }
  .s-nav.open .s-menu { opacity: 1; transform: none; pointer-events: auto; }
  .s-menu a { padding: 12px 16px; border-radius: 14px; font-weight: 600; }
  .s-menu a:hover, .s-menu a[aria-current="page"] { background: var(--canvas); color: var(--a-ink); }
}

/* ---------- دکمه‌ها ---------- */
.s-btn {
  --bg: var(--grad);
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 24px; border-radius: 999px; border: 0; cursor: pointer;
  font: 700 15px/1 var(--fa); color: #fff; background: var(--bg); background-size: 180% 100%;
  box-shadow: 0 12px 28px -8px color-mix(in srgb, var(--a) 60%, transparent), inset 0 1px 0 rgba(255,255,255,.28);
  transition: transform .25s var(--ease), box-shadow .25s, background-position .6s var(--ease);
  isolation: isolate; overflow: hidden;
}
.s-btn::after { content: ""; position: absolute; inset: 0; background: linear-gradient(105deg, transparent 35%, rgba(255,255,255,.35) 50%, transparent 65%); transform: translateX(-120%); transition: transform .8s var(--ease); z-index: -1; }
.s-btn:hover { transform: translateY(-2px); background-position: 100% 0; box-shadow: 0 18px 36px -10px color-mix(in srgb, var(--a) 70%, transparent), inset 0 1px 0 rgba(255,255,255,.3); }
.s-btn:hover::after { transform: translateX(120%); }
.s-btn svg { width: 17px; height: 17px; transition: transform .3s var(--ease); }
.s-btn:hover svg { transform: translateX(-4px); }
[dir="ltr"] .s-btn svg { transform: scaleX(-1); }
[dir="ltr"] .s-btn:hover svg { transform: scaleX(-1) translateX(-4px); }
.s-btn.ghost { background: rgba(255,255,255,.7); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line); }
.s-btn.ghost:hover { background: #fff; box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--a) 40%, transparent), 0 10px 26px -12px color-mix(in srgb, var(--a) 40%, transparent); }
.s-btn.light { background: #fff; color: var(--a-ink); box-shadow: 0 12px 30px -10px rgba(0,0,0,.4); }
.s-btn.sm { min-height: 40px; padding: 0 18px; font-size: 14px; }
.s-btn.sister { --bg: var(--sister-grad); box-shadow: 0 12px 28px -8px color-mix(in srgb, var(--sister-a) 60%, transparent), inset 0 1px 0 rgba(255,255,255,.28); }

/* ---------- برچسب‌ها و تیترها ---------- */
.s-eyebrow {
  display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px 6px 12px; border-radius: 999px;
  background: rgba(255,255,255,.7); border: 1px solid rgba(255,255,255,.95);
  font-size: 13px; font-weight: 700; color: var(--a-ink);
  box-shadow: 0 6px 18px -8px color-mix(in srgb, var(--a) 40%, transparent);
}
.s-eyebrow i { width: 8px; height: 8px; border-radius: 2px; background: var(--a-2); box-shadow: 0 0 10px var(--a-2); animation: s-blink 1.6s ease-in-out infinite; }
@keyframes s-blink { 50% { opacity: .25; } }
.s-kicker { display: flex; align-items: center; gap: 12px; font-family: var(--lat); font-size: 11.5px; font-weight: 700; letter-spacing: .26em; text-transform: uppercase; color: var(--a); }
.s-kicker::before { content: ""; width: 26px; height: 1.5px; background: var(--grad); }
.s-kicker .fa { font-family: var(--fa); letter-spacing: 0; text-transform: none; font-size: 13.5px; }
.s-h1 { font-size: clamp(34px, 4.6vw, 58px); font-weight: 900; line-height: 1.22 !important; letter-spacing: -.015em; }
.s-h2 { font-size: clamp(27px, 3.2vw, 40px); font-weight: 900; }
.s-h3 { font-size: 19px; font-weight: 800; }
.s-lead { font-size: clamp(16px, 1.35vw, 18px); line-height: 2; color: var(--ink-2); }
.s-grad-text { background: var(--grad); background-size: 220% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: s-shift 7s ease-in-out infinite alternate; }
@keyframes s-shift { to { background-position: 100% 0; } }
.s-head { display: grid; gap: 14px; max-width: 760px; }
.s-head.center { margin-inline: auto; text-align: center; justify-items: center; }
.s-head.split { max-width: none; grid-template-columns: 1fr auto; align-items: end; }
@media (max-width: 760px) { .s-head.split { grid-template-columns: 1fr; } }

/* چرخش کلمه */
.s-rotate { display: inline-grid; vertical-align: bottom; }
.s-rotate > span { grid-area: 1 / 1; opacity: 0; transform: translateY(40%); filter: blur(6px); transition: opacity .6s var(--ease), transform .6s var(--ease), filter .6s; white-space: nowrap; }
.s-rotate > span.on { opacity: 1; transform: none; filter: none; }
.s-rotate > span.out { opacity: 0; transform: translateY(-40%); filter: blur(6px); }

/* ---------- بخش‌ها ---------- */
.s-sec { position: relative; padding-block: clamp(72px, 9vw, 120px); }
.s-sec.tight { padding-block: clamp(48px, 6vw, 80px); }
.s-night {
  background: var(--night); color: rgba(255,255,255,.78);
  --ink: #fff; --ink-2: rgba(255,255,255,.72); --mute: rgba(255,255,255,.5); --line: rgba(255,255,255,.1);
  --glass: rgba(255,255,255,.05);
  isolation: isolate;
}
.s-night .s-kicker { color: var(--a-soft); }
.s-night .s-eyebrow { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.12); color: #fff; }
.s-night::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(600px 380px at 85% 0%, var(--halo-2), transparent 70%),
    radial-gradient(520px 360px at 5% 100%, var(--halo-1), transparent 70%);
  opacity: .8;
}
.s-night::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, #000, transparent 85%);
}
/* لبه‌ی منحنی بین بخش‌ها (موتیف مشترک: موج) */
.s-wave { display: block; width: 100%; height: clamp(40px, 6vw, 90px); color: var(--night); }
.s-wave.flip { transform: scaleY(-1); }

/* ---------- کارت‌ها ---------- */
.s-card {
  position: relative; border-radius: var(--radius-lg); padding: 28px;
  background: var(--glass); border: 1px solid rgba(255,255,255,.9);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 16px 44px -18px color-mix(in srgb, var(--a-ink) 22%, transparent);
  transition: transform .4s var(--ease), box-shadow .4s, border-color .4s;
  isolation: isolate; overflow: hidden;
}
.s-night .s-card { border-color: rgba(255,255,255,.09); box-shadow: none; }
.s-glow::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity .4s;
  background: radial-gradient(360px circle at var(--gx, 50%) var(--gy, 50%), color-mix(in srgb, var(--a) 18%, transparent), transparent 60%);
}
.s-glow:hover::before { opacity: 1; }
.s-lift:hover { transform: translateY(-6px); box-shadow: 0 28px 60px -22px color-mix(in srgb, var(--a-ink) 34%, transparent); border-color: #fff; }
.s-night .s-lift:hover { border-color: color-mix(in srgb, var(--a-soft) 40%, transparent); box-shadow: 0 28px 60px -28px color-mix(in srgb, var(--a) 60%, transparent); }

.s-chip { display: inline-flex; align-items: center; gap: 6px; padding: 4px 11px; border-radius: 999px; font-size: 12.5px; font-weight: 700; background: color-mix(in srgb, var(--a) 9%, transparent); color: var(--a-ink); }
.s-night .s-chip { background: rgba(255,255,255,.07); color: rgba(255,255,255,.85); }
.s-code {
  width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; flex: none;
  font: 700 14px/1 var(--lat); letter-spacing: .04em; color: #fff; background: var(--grad);
  box-shadow: 0 10px 22px -8px color-mix(in srgb, var(--a) 70%, transparent), inset 0 1px 0 rgba(255,255,255,.3);
}
.s-code svg { width: 22px; height: 22px; }

/* ---------- هیرو ---------- */
.s-hero { position: relative; padding-top: clamp(28px, 5vw, 64px); padding-bottom: clamp(56px, 7vw, 96px); }
.s-hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(24px, 4vw, 64px); align-items: center; }
.s-hero-copy { display: grid; gap: 22px; justify-items: start; }
.s-hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
.s-stats { display: grid; grid-template-columns: repeat(3, auto); gap: 0; margin-top: 14px; border-radius: 20px; background: rgba(255,255,255,.55); border: 1px solid rgba(255,255,255,.9); overflow: hidden; }
.s-stats > div { padding: 12px 20px; }
.s-stats > div + div { border-inline-start: 1px solid var(--line); }
.s-stats b { display: block; font: 700 24px/1.2 var(--lat); color: var(--ink); }
.s-stats > div > span { font-size: 12.5px; color: var(--mute); }
@media (max-width: 960px) { .s-hero-grid { grid-template-columns: 1fr; } .s-orbit { max-width: 440px; margin-inline: auto; } }
@media (max-width: 480px) { .s-stats > div { padding: 10px 12px; } .s-stats b { font-size: 19px; } }

/* ---------- مدار (گرافیک امضای هر دو خانه) ---------- */
.s-orbit { position: relative; width: 100%; aspect-ratio: 1; max-width: 560px; justify-self: center; perspective: 1000px; }
.s-orbit-tilt { position: absolute; inset: 0; transform-style: preserve-3d; transition: transform .5s var(--ease); }
.s-orbit .ring { position: absolute; border-radius: 50%; inset: var(--in); border: 1px solid color-mix(in srgb, var(--a) 26%, transparent); animation: s-spin var(--dur, 40s) linear infinite; }
.s-orbit .ring.rev { animation-direction: reverse; }
.s-orbit .ring.dash { border-style: dashed; border-color: color-mix(in srgb, var(--a) 34%, transparent); }
.s-orbit .ring.ticks { border: 0; background: repeating-conic-gradient(color-mix(in srgb, var(--a) 45%, transparent) 0 .6deg, transparent .6deg 6deg); mask: radial-gradient(farthest-side, transparent calc(100% - 9px), #000 calc(100% - 8px)); -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 9px), #000 calc(100% - 8px)); opacity: .7; }
.s-orbit .sweep { position: absolute; inset: 6%; border-radius: 50%; background: conic-gradient(from 0deg, transparent 0 300deg, color-mix(in srgb, var(--a) 22%, transparent) 345deg, color-mix(in srgb, var(--a-2) 45%, transparent) 360deg); mask: radial-gradient(farthest-side, transparent 30%, #000 31%); -webkit-mask: radial-gradient(farthest-side, transparent 30%, #000 31%); animation: s-spin 9s linear infinite; }
.s-orbit .glow { position: absolute; inset: 22%; border-radius: 50%; background: radial-gradient(circle, color-mix(in srgb, var(--a) 40%, transparent), transparent 70%); filter: blur(30px); animation: s-breathe 6s ease-in-out infinite; }
@keyframes s-spin { to { transform: rotate(360deg); } }
@keyframes s-breathe { 50% { transform: scale(1.12); opacity: .7; } }
/* ذره‌ای که روی حلقه می‌چرخد */
.s-orbit .ring .spark { position: absolute; top: -4px; left: calc(50% - 4px); width: 8px; height: 8px; border-radius: 50%; background: var(--a-2); box-shadow: 0 0 14px 3px var(--a-2); }
/* گره‌ها: روی حلقه‌ی چرخان، خودشان صاف می‌مانند */
.s-orbit .carrier { position: absolute; inset: var(--in); border-radius: 50%; animation: s-spin var(--dur, 60s) linear infinite; }
.s-orbit .carrier.rev { animation-direction: reverse; }
.s-orbit .node { position: absolute; inset: 0; transform: rotate(var(--ang)); pointer-events: none; }
.s-orbit .node > .pos { position: absolute; top: 0; left: 50%; transform: translate(-50%, -50%) rotate(calc(var(--ang) * -1)); }
.s-orbit .node .spin { display: block; animation: s-spin var(--dur, 60s) linear infinite reverse; }
.s-orbit .carrier.rev .node .spin { animation-direction: normal; }
.s-orbit .pill {
  display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; padding: 7px 13px 7px 11px;
  border-radius: 999px; font-size: 12.5px; font-weight: 700; color: var(--ink);
  background: rgba(255,255,255,.88); border: 1px solid #fff; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 10px 26px -10px color-mix(in srgb, var(--a-ink) 40%, transparent);
}
.s-orbit .pill i { width: 8px; height: 8px; border-radius: 50%; background: var(--c, var(--a)); box-shadow: 0 0 10px var(--c, var(--a)); }
.s-orbit .pill.bubble { border-radius: 16px 16px 16px 4px; }
[dir="rtl"] .s-orbit .pill.bubble { border-radius: 16px 16px 4px 16px; }
.s-orbit .core {
  position: absolute; inset: 34%; border-radius: 34%; display: grid; place-items: center;
  background: linear-gradient(145deg, rgba(255,255,255,.95), rgba(255,255,255,.7));
  border: 1px solid #fff; box-shadow: 0 30px 60px -20px color-mix(in srgb, var(--a) 55%, transparent), inset 0 0 0 6px rgba(255,255,255,.5);
  animation: s-float 7s ease-in-out infinite;
}
.s-orbit .core img, .s-orbit .core svg { width: 62%; height: auto; }
@keyframes s-float { 50% { transform: translateY(-8px) rotate(-1.5deg); } }
/* پیام‌هایی که از هسته به بیرون پخش می‌شوند */
.s-orbit .pulse { position: absolute; inset: 34%; border-radius: 50%; border: 1.5px solid color-mix(in srgb, var(--a-2) 70%, transparent); animation: s-pulse 4.5s var(--ease) infinite; opacity: 0; }
.s-orbit .pulse:nth-of-type(2) { animation-delay: 1.5s; } .s-orbit .pulse:nth-of-type(3) { animation-delay: 3s; }
@keyframes s-pulse { 0% { transform: scale(.9); opacity: .8; } 100% { transform: scale(2.6); opacity: 0; } }
@media (max-width: 520px) { .s-orbit .pill { font-size: 11px; padding: 5px 10px 5px 9px; } }

/* ---------- نوار متحرک ---------- */
.s-marquee { position: relative; overflow: hidden; padding-block: 18px; border-block: 1px solid var(--line); mask: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); -webkit-mask: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.s-marquee-track { display: flex; width: max-content; gap: 44px; animation: s-marq var(--mq, 46s) linear infinite; }
.s-marquee:hover .s-marquee-track { animation-play-state: paused; }
.s-marquee-track > * { display: inline-flex; align-items: center; gap: 12px; font-size: 18px; font-weight: 800; color: var(--ink-2); white-space: nowrap; }
.s-marquee-track > * i { width: 7px; height: 7px; border-radius: 2px; background: var(--grad); transform: rotate(45deg); }
.s-marquee-track img { height: 34px; width: auto; filter: grayscale(1) contrast(.9); opacity: .65; transition: .3s; }
.s-marquee-track img:hover { filter: none; opacity: 1; }
@keyframes s-marq { to { transform: translateX(-50%); } }
[dir="rtl"] .s-marquee-track { animation-name: s-marq-rtl; }
@keyframes s-marq-rtl { to { transform: translateX(50%); } }

/* ---------- شبکه‌ی خدمات (بنتو) ---------- */
.s-bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; margin-top: 44px; }
.s-bento > * { grid-column: span 4; }
.s-bento > .w6 { grid-column: span 6; }
.s-bento > .w8 { grid-column: span 8; }
.s-bento > .w12 { grid-column: span 12; }
@media (max-width: 1020px) { .s-bento > *, .s-bento > .w6, .s-bento > .w8 { grid-column: span 6; } }
@media (max-width: 640px) { .s-bento > *, .s-bento > .w6, .s-bento > .w8 { grid-column: span 12; } }
.s-svc { display: grid; gap: 14px; align-content: start; min-height: 100%; }
.s-svc-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.s-svc-n { font: 700 12px/1 var(--lat); letter-spacing: .2em; color: var(--mute); }
.s-svc p { font-size: 14.5px; line-height: 1.95; color: var(--ink-2); }
.s-svc ul { display: grid; gap: 6px; margin-top: 4px; }
.s-svc li { display: flex; gap: 9px; font-size: 13.5px; font-weight: 600; color: var(--ink-2); }
.s-svc li::before { content: ""; flex: none; width: 6px; height: 6px; margin-top: 10px; border-radius: 2px; transform: rotate(45deg); background: var(--grad); }
.s-svc .s-more { margin-top: auto; display: inline-flex; align-items: center; gap: 8px; font-size: 13.5px; font-weight: 800; color: var(--a); }
.s-svc .s-more svg { width: 15px; transition: transform .3s var(--ease); }
.s-svc:hover .s-more svg { transform: translateX(-4px); }
[dir="ltr"] .s-svc .s-more svg { transform: scaleX(-1); }
.s-svc-img { margin: -28px -28px 6px; aspect-ratio: 16/8; overflow: hidden; border-radius: var(--radius-lg) var(--radius-lg) 0 0; background: var(--canvas-2); }
.s-svc-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.s-svc:hover .s-svc-img img { transform: scale(1.05); }
.s-tags { display: flex; flex-wrap: wrap; gap: 6px; }

/* ---------- مراحل ---------- */
.s-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 48px; position: relative; }
.s-steps::before { content: ""; position: absolute; top: 34px; inset-inline: 6%; height: 1.5px; background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--a-soft) 60%, transparent), transparent); }
.s-step { padding: 24px; }
.s-step-n { width: 68px; height: 68px; border-radius: 22px; display: grid; place-items: center; font: 700 22px/1 var(--lat); color: #fff; background: var(--night-2); border: 1px solid rgba(255,255,255,.12); position: relative; margin-bottom: 18px; }
.s-step-n::after { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: var(--grad); mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); mask-composite: exclude; -webkit-mask-composite: xor; }
.s-step h3 { font-size: 18px; margin-bottom: 8px; }
.s-step p { font-size: 14.5px; color: var(--ink-2); line-height: 1.95; }
.s-step small { display: block; font: 700 10.5px/1 var(--lat); letter-spacing: .24em; color: var(--mute); margin-bottom: 8px; text-transform: uppercase; }
@media (max-width: 960px) { .s-steps { grid-template-columns: 1fr 1fr; } .s-steps::before { display: none; } }
@media (max-width: 560px) { .s-steps { grid-template-columns: 1fr; } }

/* ---------- خواهرها: یک طیف، دو تخصص ---------- */
.s-sisters { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-radius: 36px; overflow: hidden; border: 1px solid rgba(255,255,255,.9); box-shadow: 0 30px 70px -30px color-mix(in srgb, var(--a-ink) 35%, transparent); margin-top: 44px; position: relative; }
.s-sisters::before { content: ""; position: absolute; inset-inline: 0; top: 0; height: 3px; background: var(--spectrum); z-index: 2; }
.s-sis { padding: clamp(26px, 3.4vw, 44px); display: grid; gap: 16px; align-content: start; position: relative; }
.s-sis.prand { background: linear-gradient(160deg, #F6EEF8, #EEE4F7); --a: #7B3FC4; --a-2: #D84F8C; --a-ink: #4A2380; --grad: linear-gradient(120deg, #D84F8C, #7B3FC4 55%, #7A4DF0); }
.s-sis.z { background: linear-gradient(160deg, #EAF0FB, #E2EAF8); --a: #3E6FF4; --a-2: #1FB5D6; --a-ink: #1F3E9E; --grad: linear-gradient(120deg, #7A4DF0, #3E6FF4 50%, #1FB5D6); }
.s-sis-head { display: flex; align-items: center; gap: 14px; }
.s-sis-head img, .s-sis-head svg { width: 52px; height: 52px; border-radius: 16px; background: #fff; padding: 6px; box-shadow: 0 10px 24px -12px rgba(0,0,0,.3); }
.s-sis-head b { display: block; font-size: 18px; font-weight: 900; color: var(--ink); }
.s-sis-head span { font-size: 13px; color: var(--mute); }
.s-sis .here { position: absolute; top: 20px; inset-inline-end: 20px; font: 700 10.5px/1 var(--lat); letter-spacing: .2em; padding: 6px 10px; border-radius: 999px; background: var(--grad); color: #fff; }
.s-sis-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.s-sis-list li { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 700; color: var(--ink-2); padding: 10px 12px; border-radius: 14px; background: rgba(255,255,255,.65); border: 1px solid rgba(255,255,255,.9); }
.s-sis-list li::before { content: ""; width: 7px; height: 7px; border-radius: 2px; transform: rotate(45deg); background: var(--grad); flex: none; }
.s-sis-bridge { position: absolute; top: 50%; left: 50%; translate: -50% -50%; width: 64px; height: 64px; border-radius: 50%; display: grid; place-items: center; background: #fff; z-index: 3; box-shadow: 0 14px 34px -10px rgba(40,20,90,.45); font: 700 20px/1 var(--lat); }
.s-sis-bridge span { background: var(--spectrum); -webkit-background-clip: text; background-clip: text; color: transparent; }
.s-sis-bridge::before { content: ""; position: absolute; inset: -6px; border-radius: 50%; border: 1.5px dashed rgba(122,77,240,.45); animation: s-spin 18s linear infinite; }
@media (max-width: 860px) { .s-sisters { grid-template-columns: 1fr; } .s-sis-bridge { top: 50%; } }
@media (max-width: 480px) { .s-sis-list { grid-template-columns: 1fr; } }
@media (max-width: 640px) { .s-sis .here { position: static; justify-self: start; order: -1; } }

/* بسته‌های مشترک */
.s-joint { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 18px; }
.s-joint .s-card { display: grid; gap: 10px; align-content: start; }
.s-joint .mix { display: flex; align-items: center; gap: 6px; font: 700 11px/1 var(--lat); letter-spacing: .14em; color: var(--mute); }
.s-joint .mix i { width: 18px; height: 6px; border-radius: 3px; }
.s-joint .mix i.p { background: linear-gradient(90deg, #D84F8C, #7B3FC4); }
.s-joint .mix i.z { background: linear-gradient(90deg, #3E6FF4, #1FB5D6); }
.s-joint p { font-size: 14.5px; color: var(--ink-2); line-height: 1.95; }
@media (max-width: 960px) { .s-joint { grid-template-columns: 1fr; } }

/* ---------- کارهای ما / مطالعه‌ی موردی ---------- */
.s-cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 44px; }
.s-case { display: grid; gap: 12px; align-content: start; }
.s-case .big { font: 700 34px/1 var(--lat); background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.s-case p { font-size: 14.5px; color: var(--ink-2); line-height: 1.95; }
@media (max-width: 960px) { .s-cases { grid-template-columns: 1fr; } }

/* ---------- مقاله‌ها ---------- */
.s-posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.s-post { padding: 0; display: grid; grid-template-rows: auto 1fr; }
.s-post-img { aspect-ratio: 16/9; overflow: hidden; background: var(--canvas-2); }
.s-post-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.s-post:hover .s-post-img img { transform: scale(1.05); }
.s-post-body { padding: 20px 22px 24px; display: grid; gap: 8px; align-content: start; }
.s-post-meta { display: flex; gap: 10px; align-items: center; font-size: 12.5px; color: var(--mute); }
.s-post h3 { font-size: 16.5px; line-height: 1.7; }
.s-post p { font-size: 14px; color: var(--ink-2); line-height: 1.9; }
@media (max-width: 960px) { .s-posts { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .s-posts { grid-template-columns: 1fr; } }

/* ---------- آکاردئون (FAQ / زیرشاخه‌ها) — بدون JS ---------- */
.s-acc { display: grid; gap: 10px; }
.s-acc details { border-radius: 20px; background: var(--glass); border: 1px solid rgba(255,255,255,.9); transition: background .3s, box-shadow .3s; }
.s-night .s-acc details { border-color: rgba(255,255,255,.1); }
.s-acc details[open] { background: rgba(255,255,255,.85); box-shadow: 0 16px 40px -20px color-mix(in srgb, var(--a-ink) 30%, transparent); }
.s-night .s-acc details[open] { background: rgba(255,255,255,.08); }
.s-acc summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 14px; padding: 18px 22px; font-weight: 800; font-size: 16px; color: var(--ink); }
.s-acc summary::-webkit-details-marker { display: none; }
.s-acc summary::after { content: "+"; margin-inline-start: auto; flex: none; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font: 400 20px/1 var(--lat); color: var(--a); border: 1px solid var(--line); transition: transform .35s var(--ease), background .3s, color .3s; }
.s-acc details[open] summary::after { transform: rotate(45deg); background: var(--a); color: #fff; border-color: var(--a); }
.s-acc .body { padding: 0 22px 20px; font-size: 15px; line-height: 2; color: var(--ink-2); }

/* ---------- فرم ---------- */
.s-form { display: grid; gap: 12px; }
.s-form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .s-form .row { grid-template-columns: 1fr; } }
.s-input { width: 100%; min-height: 50px; padding: 12px 16px; border-radius: 16px; border: 1px solid var(--line); background: rgba(255,255,255,.8); font: 500 15px/1.6 var(--fa); color: var(--ink); transition: border-color .25s, box-shadow .25s, background .25s; }
.s-input:focus { outline: 0; border-color: var(--a); background: #fff; box-shadow: 0 0 0 4px color-mix(in srgb, var(--a) 14%, transparent); }
textarea.s-input { min-height: 130px; resize: vertical; }
.s-night .s-input { background: rgba(255,255,255,.06); color: #fff; border-color: rgba(255,255,255,.14); }
.s-night .s-input::placeholder { color: rgba(255,255,255,.45); }
.s-night .s-input:focus { background: rgba(255,255,255,.1); }
.s-form .ok { display: none; padding: 16px 18px; border-radius: 16px; background: linear-gradient(135deg, #2fae7a, #1e9e8f); color: #fff; font-weight: 700; }
.s-form.sent .ok { display: block; }
.s-form.sent .fields { display: none; }

/* ---------- نوار دعوت + فوتر ---------- */
.s-cta { position: relative; border-radius: 40px; padding: clamp(32px, 5vw, 60px); overflow: hidden; color: #fff; background: var(--grad); background-size: 180% 180%; animation: s-shift 10s ease-in-out infinite alternate; isolation: isolate; display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; }
.s-cta::before { content: ""; position: absolute; inset: 0; z-index: -1; background-image: radial-gradient(rgba(255,255,255,.22) 1px, transparent 1.4px); background-size: 22px 22px; mask: linear-gradient(90deg, #000, transparent 70%); -webkit-mask: linear-gradient(90deg, #000, transparent 70%); }
.s-cta h2 { color: #fff; font-size: clamp(24px, 3vw, 36px); }
.s-cta p { color: rgba(255,255,255,.85); margin-top: 8px; }
@media (max-width: 760px) { .s-cta { grid-template-columns: 1fr; } }

.s-foot { position: relative; background: var(--night); color: rgba(255,255,255,.62); padding-top: 72px; overflow: hidden; isolation: isolate; font-size: 14.5px; }
.s-foot::before { content: ""; position: absolute; inset-inline: 0; top: 0; height: 1.5px; background: var(--spectrum); }
.s-foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 32px; }
.s-foot h4 { color: #fff; font-size: 14px; margin-bottom: 14px; font-weight: 800; }
.s-foot li + li { margin-top: 8px; }
.s-foot a:hover { color: #fff; }
.s-foot .s-brand-txt b { color: #fff; } .s-foot .s-brand-txt small { color: rgba(255,255,255,.45); }
.s-foot-fam { display: grid; gap: 10px; }
.s-foot-fam a { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 18px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); transition: background .3s, border-color .3s; }
.s-foot-fam a:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.18); }
.s-foot-fam img { width: 36px; height: 36px; border-radius: 10px; background: #fff; padding: 4px; object-fit: contain; }
.s-foot-fam b { display: block; color: #fff; font-size: 14px; }
.s-foot-fam span { font-size: 12px; }
.s-foot-word { margin-top: 56px; font-weight: 900; font-size: clamp(80px, 17vw, 240px); line-height: .9; text-align: center; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.12); user-select: none; position: relative; }
.s-foot-word::after { content: attr(data-word); position: absolute; inset: 0; background: var(--spectrum); -webkit-background-clip: text; background-clip: text; color: transparent; -webkit-text-stroke: 0; mask: linear-gradient(100deg, transparent 30%, #000 50%, transparent 70%); -webkit-mask: linear-gradient(100deg, transparent 30%, #000 50%, transparent 70%); mask-size: 250% 100%; -webkit-mask-size: 250% 100%; animation: s-wm 7s ease-in-out infinite; opacity: .55; }
@keyframes s-wm { 0% { mask-position: 120% 0; -webkit-mask-position: 120% 0; } 100% { mask-position: -20% 0; -webkit-mask-position: -20% 0; } }
.s-foot-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-block: 22px; border-top: 1px solid rgba(255,255,255,.08); font-size: 13px; }
@media (max-width: 960px) { .s-foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .s-foot-grid { grid-template-columns: 1fr; } }

/* ---------- صفحه‌های داخلی ---------- */
.s-page-hero { position: relative; padding-top: clamp(36px, 6vw, 80px); padding-bottom: clamp(40px, 5vw, 70px); }
.s-crumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: 13px; color: var(--mute); margin-bottom: 18px; }
.s-crumbs a:hover { color: var(--a); }
.s-crumbs span[aria-hidden] { opacity: .5; }
.s-prose { font-size: 17px; line-height: 2.15; color: var(--ink-2); display: grid; gap: 22px; max-width: 760px; }
.s-prose h2 { font-size: 23px; margin-top: 14px; }
.s-two { display: grid; grid-template-columns: 1.3fr .7fr; gap: 32px; align-items: start; }
.s-sticky { position: sticky; top: 100px; }
@media (max-width: 960px) { .s-two { grid-template-columns: 1fr; } .s-sticky { position: static; } }
.s-cover { border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 16/8; background: var(--canvas-2); box-shadow: 0 30px 60px -30px color-mix(in srgb, var(--a-ink) 40%, transparent); }
.s-cover img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- ظاهرشدن با اسکرول ---------- */
.js [data-r] { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.js [data-r="fade"] { transform: none; }
.js [data-r="pop"] { transform: translateY(18px) scale(.96); }
.js [data-r].in { opacity: 1; transform: none; }
.js .s-split .w { display: inline-block; overflow: hidden; vertical-align: bottom; padding-bottom: .08em; margin-bottom: -.08em; }
.js .s-split .w > span { display: inline-block; transform: translateY(105%); opacity: 0; transition: transform .8s var(--ease), opacity .8s; transition-delay: calc(var(--i) * 55ms); }
.js .s-split.in .w > span { transform: none; opacity: 1; }
/* ورود هیرو بدون انتظار برای JS */
.s-rise { animation: s-rise 1s var(--ease) both; animation-delay: var(--d, 0s); }
@keyframes s-rise { from { opacity: 0; transform: translateY(24px); filter: blur(6px); } }

/* نوار پیشرفت اسکرول + هاله‌ی نشانگر */
.s-progress { position: fixed; top: 0; inset-inline: 0; height: 2.5px; z-index: 100; background: var(--spectrum); transform-origin: 0 50%; transform: scaleX(var(--p, 0)); }
[dir="rtl"] .s-progress { transform-origin: 100% 50%; }
.s-cursor { position: fixed; z-index: 1; left: 0; top: 0; width: 380px; height: 380px; margin: -190px 0 0 -190px; border-radius: 50%; pointer-events: none; background: radial-gradient(circle, color-mix(in srgb, var(--a) 16%, transparent), transparent 65%); transform: translate(var(--cx, -999px), var(--cy, -999px)); transition: transform .25s linear; mix-blend-mode: multiply; }
@media (hover: none), (pointer: coarse) { .s-cursor { display: none; } }

@media (prefers-reduced-motion: reduce) {
  .s-root *, .s-root *::before, .s-root *::after { animation-duration: .001s !important; animation-iteration-count: 1 !important; transition-duration: .001s !important; }
  .js [data-r], .js .s-split .w > span { opacity: 1 !important; transform: none !important; }
  .s-cursor { display: none; }
}