/* RadarLead: лендинг по структуре и подаче AppDrop. Светлый фон, двухцветные заголовки,
   мягкие серые карточки, тёмная плашка-навигация. Палитра приложения. */
:root {
  --bg: #ffffff;
  --card: #f5f5f8;
  --card-2: #ececf1;
  --line: rgba(0, 0, 0, 0.07);
  --ink: #0d0d10;
  --ink-2: #3b3b46;
  --gray: #8b8b96;
  --ac: #6a62e8;
  --ac-2: #5f57df;
  --ac-soft: #e9e7fd;
  --dark: #18181c;
  --ok: #2e9d68;
  --font: "Inter", "Segoe UI Variable Text", "Segoe UI", system-ui, sans-serif;
  --out: cubic-bezier(0.16, 1, 0.3, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  overflow-x: clip;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.55 var(--font);
  -webkit-font-smoothing: antialiased;
}
h1,
h2,
h3,
h4,
p,
ul {
  margin: 0;
  padding: 0;
}
ul {
  list-style: none;
}
a {
  color: inherit;
  text-decoration: none;
}
:focus-visible {
  outline: 2px solid var(--ac);
  outline-offset: 3px;
  border-radius: 10px;
}
.ic {
  width: 24px;
  height: 24px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.wrap {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- кнопки ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 52px;
  padding: 0 24px;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
  transition:
    background 0.2s,
    color 0.2s;
}
.btn .ic {
  width: 20px;
  height: 20px;
}
.btn.sm {
  height: 42px;
  padding: 0 18px;
  border-radius: 12px;
  font-size: 15px;
}
.btn.primary {
  background: var(--ac);
  color: #fff;
}
.btn.primary:hover {
  background: var(--ac-2);
}
.btn.white {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}
.btn.white:hover {
  background: var(--card);
}
.btn.black {
  background: #fff;
  color: var(--ink);
}

/* ---- навигация: тёмная плашка ---- */
.nav {
  position: fixed;
  top: 14px;
  left: 50%;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  width: min(calc(100% - 32px), 700px);
  padding: 8px 8px 8px 16px;
  border-radius: 18px;
  background: var(--dark);
  color: #fff;
  transform: translateX(-50%);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.brand img {
  width: 30px;
  height: 30px;
  border-radius: 9px;
}
.nav-links {
  display: flex;
  gap: 4px;
}
.nav-links a {
  padding: 8px 12px;
  border-radius: 10px;
  color: #d4d4dc;
  font-size: 15px;
  font-weight: 600;
  transition: color 0.2s;
}
.nav-links a:hover {
  color: #fff;
}

/* ---- заголовки секций: серый + чёрный ---- */
.eyebrow {
  color: var(--gray);
  font-size: 16px;
  font-weight: 500;
  text-align: center;
}
.h2 {
  max-width: 760px;
  margin: 10px auto 0;
  color: var(--ink);
  font-size: clamp(32px, 4.4vw, 46px);
  line-height: 1.08;
  font-weight: 600;
  letter-spacing: -0.045em;
  text-align: center;
}
.h2 .g {
  color: var(--gray);
}
section {
  padding-top: 140px;
}

/* ---- hero ---- */
.hero {
  padding: 132px 0 0;
  text-align: center;
}
.proof {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink-2);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.3;
  text-align: left;
}
.proof .stack {
  display: flex;
}
.proof .stack span {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-left: -8px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--ac-soft);
  color: var(--ac-2);
  font-size: 14px;
  font-weight: 700;
}
.proof .stack span:first-child {
  margin-left: 0;
}
.hero h1 {
  max-width: 800px;
  margin: 26px auto 0;
  font-size: clamp(40px, 6.6vw, 68px);
  line-height: 1.04;
  font-weight: 600;
  letter-spacing: -0.05em;
}
.hero h1 .g {
  color: var(--gray);
}
.hero .lead {
  max-width: 560px;
  margin: 22px auto 0;
  color: var(--gray);
  font-size: 19px;
}
.cta {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 34px;
}

/* два экрана приложения под углом, растворяются книзу */
.duo {
  position: relative;
  height: 470px;
  margin-top: 56px;
  -webkit-mask-image: linear-gradient(#000 55%, transparent 96%);
  mask-image: linear-gradient(#000 55%, transparent 96%);
}
.duo .frame {
  position: absolute;
  top: 40px;
  width: min(62%, 700px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  transition: transform 0.7s var(--out);
}
.duo .frame img {
  display: block;
  width: 100%;
  height: auto;
}
.duo .f1 {
  left: 2%;
  transform: rotate(-7deg);
}
.duo .f2 {
  right: 2%;
  top: 70px;
  transform: rotate(5deg);
}
.duo:hover .f1 {
  transform: rotate(-9deg) translateX(-10px);
}
.duo:hover .f2 {
  transform: rotate(7deg) translateX(10px);
}

/* ---- вызов ---- */
.challenge {
  padding-top: 40px;
}
.challenge .statement {
  max-width: 640px;
  margin: 12px auto 0;
  font-size: clamp(26px, 3.4vw, 36px);
  line-height: 1.16;
  font-weight: 600;
  letter-spacing: -0.04em;
  text-align: center;
}
.statement .g {
  color: var(--gray);
}

/* ---- три карточки с окнами ---- */
.trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 52px;
}
.panel {
  display: flex;
  flex-direction: column;
  min-height: 460px;
  overflow: hidden;
  padding: 28px 28px 0;
  border-radius: 28px;
  background: var(--card);
}
.panel h3 {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.panel p {
  margin-top: 8px;
  color: var(--gray);
  font-size: 16px;
}
.crop {
  flex: 1;
  min-height: 260px;
  margin: 24px -4px 0;
  border: 1px solid var(--line);
  border-bottom: 0;
  border-radius: 18px 18px 0 0;
  background: #fff url("img/app-light.png") no-repeat;
  background-size: 250% auto;
}
.crop.c1 {
  background-position: 0 0;
}
.crop.c2 {
  background-position: 88% 22%;
}
.crop.c3 {
  background-position: 100% 0;
}

/* ---- функции вокруг окна ---- */
.feat {
  position: relative;
  display: grid;
  grid-template-columns: 1fr minmax(0, 520px) 1fr;
  align-items: center;
  gap: 24px;
  margin-top: 60px;
}
.feat .col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.fc {
  padding: 22px 24px;
  border-radius: 24px;
  background: var(--card);
}
.fc .ic {
  width: 30px;
  height: 30px;
  color: var(--ac);
}
.fc h3 {
  margin-top: 14px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.fc p {
  margin-top: 4px;
  color: var(--gray);
  font-size: 15px;
}
.feat .col.l .fc:nth-child(2) {
  transform: translateX(-28px);
}
.feat .col.r .fc:nth-child(2) {
  transform: translateX(28px);
}
.device {
  overflow: hidden;
  border: 10px solid var(--dark);
  border-radius: 30px;
  background: var(--dark);
  -webkit-mask-image: linear-gradient(#000 78%, transparent 100%);
  mask-image: linear-gradient(#000 78%, transparent 100%);
}
.device img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
}

/* ---- автоматизация ---- */
.trio.tall .panel {
  min-height: 0;
  padding: 0;
  background: transparent;
}
.stage {
  position: relative;
  display: grid;
  align-content: center;
  gap: 12px;
  height: 300px;
  overflow: hidden;
  padding: 28px;
  border-radius: 28px;
  background:
    radial-gradient(ellipse 70% 60% at 20% 10%, #dcd8ff, transparent 70%),
    radial-gradient(ellipse 70% 60% at 90% 100%, #cfe0ff, transparent 70%), #ecebff;
}
.chipw {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  background: #fff;
  font-size: 15px;
  font-weight: 600;
}
.chipw small {
  display: block;
  color: var(--gray);
  font-size: 14px;
  font-weight: 500;
}
.chipw .ava {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex: none;
  border-radius: 50%;
  background: var(--ac-soft);
  color: var(--ac-2);
  font-size: 14px;
  font-weight: 700;
}
.chipw .tg {
  position: relative;
  width: 44px;
  height: 24px;
  margin-left: auto;
  flex: none;
  border-radius: 999px;
  background: var(--card-2);
}
.chipw .tg::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
}
.chipw .tg.on {
  background: var(--ac);
}
.chipw .tg.on::after {
  left: 23px;
}
.bigico {
  display: grid;
  place-items: center;
  width: 110px;
  height: 110px;
  margin: 0 auto;
  border-radius: 28px;
  background: #fff;
  color: var(--ac);
}
.bigico .ic {
  width: 52px;
  height: 52px;
}
.trio.tall .txt {
  padding: 22px 6px 0;
}
.trio.tall h3 {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.trio.tall p {
  margin-top: 6px;
  color: var(--gray);
  font-size: 16px;
}

/* ---- орбита аккаунтов ---- */
.orbit-sec {
  padding-top: 120px;
}
.orbit {
  position: relative;
  display: grid;
  place-items: center;
  width: min(100%, 620px);
  aspect-ratio: 1;
  margin: 0 auto;
}
.orbit::before,
.orbit::after {
  content: "";
  position: absolute;
  border: 1px solid var(--line);
  border-radius: 50%;
}
.orbit::before {
  inset: 0;
}
.orbit::after {
  inset: 9%;
}
.orbit .core {
  position: relative;
  z-index: 2;
  max-width: 300px;
  text-align: center;
}
.orbit .core p {
  margin-top: 14px;
  color: var(--gray);
  font-size: 16px;
}
.spin {
  position: absolute;
  inset: 0;
  animation: turn 90s linear infinite;
}
.node {
  position: absolute;
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  margin: -32px 0 0 -32px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  color: var(--ac);
  font-size: 18px;
  font-weight: 700;
  animation: turn-back 90s linear infinite;
}
.node img {
  width: 40px;
  height: 40px;
  border-radius: 12px;
}
@keyframes turn {
  to {
    transform: rotate(360deg);
  }
}
@keyframes turn-back {
  to {
    transform: rotate(-360deg);
  }
}

/* ---- лицензии ---- */
.plans {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: 56px;
}
.plan {
  padding: 44px 48px;
  border-radius: 32px;
}
.plan.free {
  background: var(--card);
}
.plan.pro {
  background: #0b0b0e;
  color: #fff;
}
.plan .name {
  color: var(--gray);
  font-size: 17px;
  font-weight: 500;
}
.plan .big {
  margin-top: 8px;
  font-size: 40px;
  font-weight: 600;
  letter-spacing: -0.045em;
}
.plan ul {
  margin: 26px 0 32px;
}
.plan li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 7px 0;
  font-size: 16px;
  font-weight: 500;
}
.plan li .ic {
  width: 22px;
  height: 22px;
  color: var(--ac);
}
.plan.pro li .ic {
  color: #a9a4ff;
}

/* ---- FAQ ---- */
.faq {
  max-width: 640px;
  margin: 52px auto 0;
}
.faq details {
  margin-bottom: 10px;
  border-radius: 18px;
  background: var(--card);
}
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  list-style: none;
  cursor: pointer;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: "";
  width: 9px;
  height: 9px;
  flex: none;
  margin-top: -4px;
  border-right: 2px solid var(--gray);
  border-bottom: 2px solid var(--gray);
  transform: rotate(45deg);
  transition: transform 0.3s var(--out);
}
.faq details[open] summary::after {
  margin-top: 4px;
  transform: rotate(-135deg);
}
.faq details p {
  padding: 0 22px 20px;
  color: var(--gray);
  font-size: 16px;
}
.help {
  margin-top: 28px;
  color: var(--gray);
  font-size: 15px;
  text-align: center;
}

/* ---- четыре шага ---- */
.four {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 52px;
}
.four .step {
  min-height: 250px;
  padding: 26px;
  border-radius: 26px;
  background: var(--card);
}
.four .step .ic {
  width: 38px;
  height: 38px;
  color: var(--ac);
}
.four .step h3 {
  margin-top: 40px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.four .step p {
  margin-top: 6px;
  color: var(--gray);
  font-size: 16px;
}
.bottom-cta {
  margin-top: 40px;
}

/* ---- подвал ---- */
.foot {
  margin-top: 130px;
  border-top: 1px solid var(--line);
}
.foot-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  padding: 56px 0 44px;
}
.foot p {
  max-width: 320px;
  margin-top: 16px;
  color: var(--gray);
  font-size: 16px;
}
.foot .cols {
  display: flex;
  gap: 72px;
}
.foot h4 {
  margin: 0 0 14px;
  font-size: 16px;
  font-weight: 600;
}
.foot li + li {
  margin-top: 8px;
}
.foot li a {
  color: var(--gray);
  font-size: 16px;
  transition: color 0.2s;
}
.foot li a:hover {
  color: var(--ink);
}
.foot-bar {
  padding: 22px 0 40px;
  border-top: 1px solid var(--line);
  color: var(--gray);
  font-size: 15px;
}

/* ---- появление ---- */
.js .rv {
  opacity: 0;
  transform: translateY(36px);
  filter: blur(8px);
  transition:
    opacity 1s var(--out) var(--d, 0s),
    transform 1.1s var(--out) var(--d, 0s),
    filter 0.9s var(--out) var(--d, 0s);
}
.js .rv.in {
  opacity: 1;
  transform: none;
  filter: none;
}

/* ---- адаптив ---- */
@media (max-width: 960px) {
  .trio {
    grid-template-columns: 1fr;
  }
  .feat {
    grid-template-columns: 1fr;
  }
  .feat .col.l .fc:nth-child(2),
  .feat .col.r .fc:nth-child(2) {
    transform: none;
  }
  .feat .device {
    order: -1;
  }
  .four {
    grid-template-columns: 1fr 1fr;
  }
  .plans {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .duo {
    height: 340px;
  }
  .duo .frame {
    width: 70%;
  }
}
@media (max-width: 640px) {
  body {
    font-size: 16px;
  }
  .nav-links {
    display: none;
  }
  .hero {
    padding-top: 112px;
  }
  .cta {
    flex-direction: column;
    align-items: stretch;
  }
  section {
    padding-top: 96px;
  }
  .duo {
    height: 230px;
  }
  .four {
    grid-template-columns: 1fr;
  }
  .plan {
    padding: 32px 26px;
  }
  .foot-top {
    flex-direction: column;
  }
  .foot .cols {
    gap: 40px;
  }
  .node {
    width: 52px;
    height: 52px;
    margin: -26px 0 0 -26px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .spin,
  .node {
    animation: none;
  }
  .js .rv {
    opacity: 1;
    transform: none;
    filter: none;
    transition: none;
  }
}

/* =====================================================================
   Доработки
   ===================================================================== */

/* ---- тёмная тема ---- */
:root[data-theme="dark"] {
  --bg: #0a0a0d;
  --card: #131317;
  --card-2: #1c1c21;
  --line: rgba(255, 255, 255, 0.08);
  --ink: #f4f4f7;
  --ink-2: #c4c4cd;
  --gray: #8a8a96;
  --ac: #7a72f0;
  --ac-2: #8a83f6;
  --ac-soft: #26244d;
  --dark: #17171b;
  color-scheme: dark;
}
body {
  transition:
    background-color 0.35s,
    color 0.35s;
}
:root[data-theme="dark"] .nav {
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}
:root[data-theme="dark"] .btn.white {
  border-color: var(--line);
  background: var(--card-2);
  color: var(--ink);
}
:root[data-theme="dark"] .btn.white:hover {
  border-color: rgba(138, 131, 246, 0.5);
  background: #24242b;
}
:root[data-theme="dark"] .av {
  border-color: var(--bg);
}
:root[data-theme="dark"] .duo .frame {
  background: var(--card);
}
:root[data-theme="dark"] .chipw {
  background: #202026;
  color: var(--ink);
}
:root[data-theme="dark"] .chipw .tg {
  background: #34343c;
}
:root[data-theme="dark"] .chipw .tg.on {
  background: var(--ac);
}
:root[data-theme="dark"] .chipw .ava {
  background: #2c2a58;
  color: #b4afff;
}
:root[data-theme="dark"] .stage {
  background:
    radial-gradient(ellipse 70% 60% at 20% 10%, rgba(122, 114, 240, 0.38), transparent 70%),
    radial-gradient(ellipse 70% 60% at 90% 100%, rgba(70, 110, 220, 0.3), transparent 70%), #15142b;
}
:root[data-theme="dark"] .bigico {
  background: #202026;
  color: #a9a4ff;
}
:root[data-theme="dark"] .node {
  background: var(--card);
  color: #a9a4ff;
}
:root[data-theme="dark"] .plan.pro {
  background: linear-gradient(160deg, #2b2766 0%, #17163a 100%);
}
:root[data-theme="dark"] .plan.free {
  background: var(--card);
}
:root[data-theme="dark"] .faq details:hover,
:root[data-theme="dark"] .faq details[open] {
  background-color: #1a1a20;
}

/* смена картинок по теме */
.only-dark {
  display: none;
}
:root[data-theme="dark"] .only-dark {
  display: block;
}
:root[data-theme="dark"] .only-light {
  display: none;
}

/* переключатель темы в шапке */
.tswitch {
  position: relative;
  flex: none;
  width: 54px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  outline: none;
  cursor: pointer;
  transition: background 0.3s;
}
.tswitch:hover {
  background: rgba(255, 255, 255, 0.2);
}
.tk {
  position: absolute;
  top: 3px;
  left: 3px;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #fff;
  color: #17171b;
  transition: transform 0.5s var(--out);
}
.tk .ic {
  grid-area: 1 / 1;
  width: 15px;
  height: 15px;
  transition:
    opacity 0.3s,
    transform 0.5s var(--out);
}
.tk .i-moon {
  opacity: 0;
  transform: rotate(-80deg) scale(0.5);
}
:root[data-theme="dark"] .tk {
  transform: translateX(22px);
}
:root[data-theme="dark"] .tk .i-sun {
  opacity: 0;
  transform: rotate(80deg) scale(0.5);
}
:root[data-theme="dark"] .tk .i-moon {
  opacity: 1;
  transform: none;
}

/* шапка: плашка по ширине содержимого */
.nav {
  width: max-content;
  max-width: calc(100% - 24px);
  gap: 24px;
}
.nav .btn {
  flex: none;
}
.nav-links a:hover {
  background: rgba(255, 255, 255, 0.09);
}

/* аватарки людей */
.proof .stack {
  display: flex;
}
.av {
  width: 38px;
  height: 38px;
  margin-left: -10px;
  border: 2px solid var(--bg);
  border-radius: 50%;
  overflow: hidden;
}
.av:first-child {
  margin-left: 0;
}

/* заголовки: тёмно-серый градиент вместо серого */
.h2 .g,
.statement .g,
.hero h1 .g .w > span {
  background: linear-gradient(180deg, #14141a 0%, #3a3a45 45%, #8d8d99 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
:root[data-theme="dark"] .h2 .g,
:root[data-theme="dark"] .statement .g,
:root[data-theme="dark"] .hero h1 .g .w > span {
  background-image: linear-gradient(180deg, #ffffff 0%, #c8c8d2 42%, #6c6c7a 100%);
}
.hero h1 .g {
  background: none;
  -webkit-text-fill-color: initial;
  color: inherit;
}

/* hero: маленькие скругления, без hover-анимации */
.duo .frame {
  border-radius: 10px;
}
.duo:hover .f1,
.duo:hover .f2 {
  transform: none;
}

/* главное: заглушки, при наведении только увеличение картинки */
.panel {
  transition: none;
}
.ph {
  flex: 1;
  min-height: 260px;
  margin: 24px -4px 0;
  overflow: hidden;
  border-radius: 18px 18px 0 0;
}
.ph img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--out);
}
.panel:hover .ph img {
  transform: scale(1.06);
}

/* функции: окно Windows в прежней раскладке */
@media (min-width: 1240px) {
  .feat {
    margin-inline: -64px;
  }
}
.feat {
  grid-template-columns: 1fr minmax(0, 680px) 1fr;
}
.winmock {
  overflow: hidden;
  border: 1px solid rgb(147 147 147 / 14%);
  border-radius: 10px;
  background: #f3f3f6;
  box-shadow: 0 40px 90px -30px rgba(20, 20, 50, 0.18);
}
:root[data-theme="dark"] .winmock {
  border-color: rgba(255, 255, 255, 0.12);
  background: #1b1b20;
  box-shadow: 0 40px 90px -30px rgba(0, 0, 0, 0.7);
}
.wm-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 38px;
  padding-left: 14px;
  background: #f3f3f6;
  font-size: 14px;
  font-weight: 500;
}
:root[data-theme="dark"] .wm-bar {
  background: #1b1b20;
}
.wm-title {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink-2);
}
.wm-title img {
  width: 18px;
  height: 18px;
  border-radius: 5px;
}
.wm-ctl {
  display: flex;
  height: 100%;
}
.wm-ctl i {
  display: grid;
  place-items: center;
  width: 46px;
  color: var(--ink);
}
.wm-ctl svg {
  width: 10px;
  height: 10px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1;
}
.winmock > img {
  display: block;
  width: 100%;
  height: auto;
}
.feat .device {
  -webkit-mask-image: none;
  mask-image: none;
}

/* карточки в секции «Лицензии»: hover только у полной */
.plan.pro {
  --mx: 50%;
  --my: 0%;
  position: relative;
  overflow: hidden;
  transition: background-color 0.35s;
}
.plan.pro::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s;
  background: radial-gradient(420px circle at var(--mx) var(--my), rgba(163, 158, 255, 0.2), transparent 70%);
}
.plan.pro:hover::before {
  opacity: 1;
}
.plan.pro > * {
  position: relative;
  z-index: 1;
}
.plan.pro:hover {
  background-color: #14141a;
}
:root[data-theme="dark"] .plan.pro:hover {
  background-color: #221f52;
}

/* FAQ */
.faq details {
  --mx: 50%;
  --my: 0%;
  position: relative;
  overflow: hidden;
  transition:
    background-color 0.35s,
    box-shadow 0.35s;
}
.faq details:hover {
  background-color: #efeff6;
}
.faq details[open] {
  box-shadow: inset 0 0 0 1px rgba(106, 98, 232, 0.18);
}

/* кнопки, ссылки */
.btn.primary {
  background-image: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0));
  transition:
    background-color 0.25s,
    background-image 0.25s;
}
.btn.primary:hover {
  background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0));
}
.btn.white:hover {
  border-color: rgba(106, 98, 232, 0.4);
  background: #fafaff;
}
.btn.black:hover {
  background: #ececff;
}
.foot li a {
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat;
  transition:
    color 0.2s,
    background-size 0.4s var(--out);
}
.foot li a:hover {
  background-size: 100% 1px;
}
.brand img {
  transition: transform 0.6s var(--out);
}
.brand:hover img {
  transform: rotate(-8deg) scale(1.06);
}

/* ---- кнопка «вверх» ---- */
.totop {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 25;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--dark);
  color: #fff;
  cursor: pointer;
  opacity: 0;
  transform: translateY(16px) scale(0.85);
  pointer-events: none;
  transition:
    opacity 0.5s var(--out),
    transform 0.6s var(--out),
    background-color 0.25s;
}
.totop.show {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
.totop:hover {
  background: var(--ac);
}
.totop svg {
  grid-area: 1 / 1;
}
.totop .ring {
  width: 56px;
  height: 56px;
  transform: rotate(-90deg);
  fill: none;
  stroke-width: 2.5;
}
.totop .ring circle:first-child {
  stroke: rgba(255, 255, 255, 0.14);
}
.totop .ring circle:last-child {
  stroke: #a9a4ff;
  stroke-linecap: round;
  stroke-dasharray: 145.2;
  stroke-dashoffset: 145.2;
}
.totop .arr {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
:root[data-theme="dark"] .totop {
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

/* ---- появление: шапка и hero ---- */
.js .nav {
  opacity: 0;
  transform: translate(-50%, -32px) scale(0.97);
  filter: blur(10px);
}
.js.ready .nav {
  opacity: 1;
  transform: translate(-50%, 0);
  filter: none;
  transition:
    opacity 1s var(--out),
    transform 1.2s var(--out),
    filter 1s var(--out);
}
.js .nav > * {
  opacity: 0;
  transform: translateY(-10px);
}
.js.ready .nav > * {
  opacity: 1;
  transform: none;
  transition:
    opacity 0.9s var(--out),
    transform 1s var(--out),
    background 0.3s;
}
.js.ready .nav > :nth-child(1) {
  transition-delay: 0.25s;
}
.js.ready .nav > :nth-child(2) {
  transition-delay: 0.33s;
}
.js.ready .nav > :nth-child(3) {
  transition-delay: 0.41s;
}
.js.ready .nav > :nth-child(4) {
  transition-delay: 0.49s;
}

/* заголовок по словам, без размытия */
.js #h1 .w {
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
  padding: 0 0.04em 0.14em;
  margin: 0 -0.04em -0.14em;
}
.js #h1 .w > span {
  display: inline-block;
  opacity: 0;
  transform: translateY(110%);
  transition:
    transform 1.3s var(--out) calc(0.3s + var(--i, 0) * 0.075s),
    opacity 0.9s ease calc(0.3s + var(--i, 0) * 0.075s);
}
.js.ready #h1 .w > span {
  opacity: 1;
  transform: none;
}
.js .hero .proof.rv {
  --d: 0.1s;
}
.js .hero .lead.rv {
  --d: 0.85s;
}
.js .hero .cta.rv {
  --d: 1s;
}

/* окна: въезжают снизу и раскладываются веером */
.js .duo .frame {
  opacity: 0;
  filter: blur(14px);
  transform: translateY(110px) rotate(0deg) scale(0.92);
}
.js.ready .duo .frame {
  opacity: 1;
  filter: none;
  transition:
    opacity 1.4s var(--out) var(--d, 0s),
    transform 1.7s var(--out) var(--d, 0s),
    filter 1.3s var(--out) var(--d, 0s);
}
.js.ready .duo .f1 {
  transform: rotate(-7deg);
}
.js.ready .duo .f2 {
  transform: rotate(5deg);
}

/* адаптив */
@media (max-width: 960px) {
  .feat {
    grid-template-columns: 1fr;
  }
  .feat .winmock {
    order: -1;
  }
}
@media (max-width: 640px) {
  .nav {
    gap: 12px;
    padding-left: 12px;
  }
  .wm-ctl i {
    width: 36px;
  }
  .totop {
    right: 16px;
    bottom: 16px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .js .nav,
  .js .nav > *,
  .js #h1 .w > span,
  .js .duo .frame {
    opacity: 1;
    filter: none;
    transition: none;
  }
  .js .nav {
    transform: translateX(-50%);
  }
  .js .nav > *,
  .js #h1 .w > span {
    transform: none;
  }
  .js .duo .f1 {
    transform: rotate(-7deg);
  }
  .js .duo .f2 {
    transform: rotate(5deg);
  }
}

/* переключение картинок по теме (перебивает display у обычных img) */
:root img.only-dark {
  display: none !important;
}
:root[data-theme="dark"] img.only-dark {
  display: block !important;
}
:root[data-theme="dark"] img.only-light {
  display: none !important;
}

/* кнопка на карточке «Полная» читается в обеих темах */
.btn.black {
  background: #fff;
  color: #0d0d10;
}

/* видео между «Главное» и «Функции» */
.vidwrap {
  margin-top: 140px;
}
.vidcard {
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--card);
}
.vidcard video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
@media (max-width: 640px) {
  .vidwrap {
    margin-top: 96px;
  }
  .vidcard {
    border-radius: 20px;
  }
}

/* =====================================================================
   Эффекты: прелоадер, лучи света, бульканье кнопок, tilt, scramble
   ===================================================================== */

/* ---- прелоадер: радар ---- */
body.loading {
  overflow: hidden;
}
.pre {
  position: fixed;
  inset: 0;
  z-index: 999;
  overflow: hidden;
}
.pre-half {
  position: absolute;
  left: 0;
  right: 0;
  height: 50.6%;
  background: var(--bg);
  transition: transform 1s cubic-bezier(0.76, 0, 0.24, 1) 0.5s;
}
.pre-half.top {
  top: 0;
}
.pre-half.bot {
  bottom: 0;
}
.pre.done .pre-half.top {
  transform: translateY(-101%);
}
.pre.done .pre-half.bot {
  transform: translateY(101%);
}
.pre-seam {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  margin-top: -1px;
  background: linear-gradient(90deg, transparent, var(--ac-2) 30%, #fff 50%, var(--ac-2) 70%, transparent);
  opacity: 0;
  transform: scaleX(0);
}
.pre.done .pre-seam {
  animation: seam 1.3s cubic-bezier(0.5, 0, 0.2, 1) 0.25s both;
}
@keyframes seam {
  0% {
    opacity: 0;
    transform: scaleX(0);
  }
  35% {
    opacity: 1;
    transform: scaleX(1);
  }
  100% {
    opacity: 0;
    transform: scaleX(1.05);
  }
}
.pre-center {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 38px;
  transition:
    transform 0.8s cubic-bezier(0.5, 0, 0.2, 1),
    opacity 0.5s ease 0.1s;
}
.pre.done .pre-center {
  opacity: 0;
  transform: scale(1.45);
}

.radar {
  position: relative;
  display: grid;
  place-items: center;
  width: 250px;
  height: 250px;
}
.radar::before,
.radar::after {
  content: "";
  position: absolute;
  background: color-mix(in srgb, var(--ac) 22%, transparent);
  opacity: 0;
  animation: fadeIn 0.8s ease 0.5s forwards;
}
.radar::before {
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
}
.radar::after {
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
}
.rr {
  position: absolute;
  border: 1px solid color-mix(in srgb, var(--ac) 34%, transparent);
  border-radius: 50%;
  opacity: 0;
  transform: scale(0.4);
  animation: rrIn 1s var(--out) forwards;
}
.rr:nth-child(1) {
  inset: 0;
  animation-delay: 0.1s;
}
.rr:nth-child(2) {
  inset: 17%;
  animation-delay: 0.25s;
}
.rr:nth-child(3) {
  inset: 34%;
  animation-delay: 0.4s;
}
@keyframes rrIn {
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes fadeIn {
  to {
    opacity: 1;
  }
}
.sweep {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    transparent 220deg,
    color-mix(in srgb, var(--ac) 12%, transparent) 300deg,
    color-mix(in srgb, var(--ac) 50%, transparent) 358deg,
    var(--ac) 360deg
  );
  -webkit-mask: radial-gradient(circle, transparent 0 24%, #000 25%);
  mask: radial-gradient(circle, transparent 0 24%, #000 25%);
  opacity: 0;
  animation:
    fadeIn 0.7s ease 0.6s forwards,
    spin 1.7s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
.blip {
  position: absolute;
  width: 9px;
  height: 9px;
  margin: -4.5px 0 0 -4.5px;
  border-radius: 50%;
  background: var(--ac-2);
  opacity: 0;
  animation: blip 1.7s ease-out infinite;
}
.blip::after {
  content: "";
  position: absolute;
  inset: -1px;
  border: 1px solid var(--ac-2);
  border-radius: 50%;
  animation: blipRing 1.7s ease-out infinite;
  animation-delay: inherit;
}
@keyframes blip {
  0% {
    opacity: 0;
    transform: scale(0.2);
  }
  6% {
    opacity: 1;
    transform: scale(1.5);
  }
  30% {
    opacity: 0.9;
    transform: scale(1);
  }
  80%,
  100% {
    opacity: 0;
    transform: scale(0.8);
  }
}
@keyframes blipRing {
  0% {
    opacity: 0.9;
    transform: scale(1);
  }
  60%,
  100% {
    opacity: 0;
    transform: scale(4.2);
  }
}
.pre-icon {
  position: relative;
  width: 92px;
  height: 92px;
  border-radius: 25px;
  animation: iconIn 1.1s cubic-bezier(0.34, 1.56, 0.64, 1) 0.15s both;
}
@keyframes iconIn {
  from {
    opacity: 0;
    transform: scale(0.45) rotate(-24deg);
    filter: blur(10px);
  }
  to {
    opacity: 1;
    transform: none;
    filter: none;
  }
}
.pre-meta {
  display: grid;
  justify-items: center;
  gap: 14px;
}
.pre-word {
  color: var(--ink);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  animation: track 1.6s var(--out) 0.5s both;
}
@keyframes track {
  from {
    opacity: 0;
    letter-spacing: 0.9em;
  }
  to {
    opacity: 1;
    letter-spacing: 0.34em;
  }
}
.pre-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  animation: fadeUp 0.9s var(--out) 0.9s both;
}
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.pre-track {
  position: relative;
  width: 160px;
  height: 3px;
  overflow: hidden;
  border-radius: 3px;
  background: var(--card-2);
}
.pre-track i {
  position: absolute;
  inset: 0;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--ac), var(--ac-2));
  transform: scaleX(var(--p, 0));
  transform-origin: 0 50%;
}
.pre-pct {
  min-width: 3.6ch;
  color: var(--gray);
  font-size: 15px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* ---- лучи света ---- */
#rays {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  width: 100%;
  height: 780px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 2.4s ease 0.3s;
  -webkit-mask-image: linear-gradient(#000 40%, transparent 100%);
  mask-image: linear-gradient(#000 40%, transparent 100%);
}
#rays.on {
  opacity: 1;
}
.hero,
.hero .wrap {
  position: relative;
  z-index: 1;
}

/* ---- эффект нажатия на кнопки ---- */
.btn {
  position: relative;
}
.btn.press {
  animation: press 0.6s cubic-bezier(0.22, 0.9, 0.3, 1);
}
@keyframes press {
  0% {
    transform: scale(1);
  }
  28% {
    transform: scale(0.955);
  }
  100% {
    transform: scale(1);
  }
}
.fx-clip {
  position: absolute;
  inset: 0;
  overflow: hidden;
  border-radius: inherit;
  pointer-events: none;
}
.fx-rip {
  position: absolute;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.2;
  transform: scale(0);
  animation: rip 0.9s cubic-bezier(0.2, 0.7, 0.3, 1) forwards;
}
@keyframes rip {
  to {
    transform: scale(1);
    opacity: 0;
  }
}
.fx-sheen {
  position: absolute;
  top: -10%;
  bottom: -10%;
  left: -60%;
  width: 45%;
  background: linear-gradient(100deg, transparent, var(--sh, rgba(255, 255, 255, 0.5)), transparent);
  transform: skewX(-18deg);
  animation: sheen 0.85s cubic-bezier(0.4, 0, 0.2, 1) 0.05s forwards;
}
@keyframes sheen {
  to {
    left: 130%;
  }
}
.btn.white,
.btn.black {
  --sh: rgba(106, 98, 232, 0.2);
}
:root[data-theme="dark"] .btn.white {
  --sh: rgba(255, 255, 255, 0.16);
}
.fx-ring {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  animation: ring 0.85s cubic-bezier(0.2, 0.7, 0.3, 1) forwards;
}
@keyframes ring {
  from {
    box-shadow: 0 0 0 0 color-mix(in srgb, var(--ac) 50%, transparent);
  }
  to {
    box-shadow: 0 0 0 16px transparent;
  }
}

/* ---- tilt-card для окна в «Функциях» ---- */
.tilt {
  will-change: transform;
}
.winmock {
  position: relative;
}
.tilt-spot {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s;
  background: radial-gradient(
    480px circle at var(--sx, 50%) var(--sy, 50%),
    rgba(255, 255, 255, 0.07),
    rgba(122, 114, 240, 0.045) 45%,
    transparent 72%
  );
}
.tilt:hover .tilt-spot {
  opacity: 1;
}
@media (max-width: 960px) {
  .feat .tilt {
    order: -1;
  }
}

/* ---- scramble ---- */
[data-scramble] {
  display: inline-block;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

/* ---- четыре шага: зум иконок при наведении на карточку ---- */
.four .step .ic {
  transform-origin: 30% 60%;
  transition:
    transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1),
    color 0.3s;
}
.four .step:hover .ic {
  color: var(--ac-2);
  transform: scale(1.4) rotate(-6deg);
}

@media (prefers-reduced-motion: reduce) {
  .pre,
  .btn.jelly {
    animation: none;
  }
  .pre {
    display: none;
  }
}

/* видео: масштаб при прокрутке */
.vidscale {
  --vs: 0.88;
  transform: scale(var(--vs));
  will-change: transform;
}

/* hero: экраны без обрезки по краям и с лёгкой анимацией при наведении */
.duo {
  height: 520px;
  margin-inline: -90px;
  padding-inline: 90px;
}
.duo .frame {
  top: 62px;
  width: min(calc((100% - 180px) * 0.62), 700px);
}
.duo .f1 {
  left: calc(90px + 1%);
}
.duo .f2 {
  right: calc(90px + 1%);
  top: 96px;
}
.js.ready .duo .f1:hover {
  transform: rotate(-7.8deg) translateY(-8px) scale(1.015);
}
.js.ready .duo .f2:hover {
  transform: rotate(5.8deg) translateY(-8px) scale(1.015);
}
.js.ready .duo .frame:hover {
  transition:
    transform 0.6s var(--out),
    filter 0.4s;
}
@media (max-width: 960px) {
  .duo {
    margin-inline: -24px;
    padding-inline: 24px;
  }
  .duo .f1 {
    left: calc(24px + 1%);
  }
  .duo .f2 {
    right: calc(24px + 1%);
  }
  .duo .frame {
    width: min(calc((100% - 48px) * 0.7), 700px);
  }
}