:root {
      --ink: #12122b;
      --muted: #4f5169;
      --paper: #f4f5f9;
      --white: #ffffff;
      --violet-950: #18002e;
      --violet-900: #250051;
      --violet-800: #45119b;
      --blue: #4f55e5;
      --pink: #d04fa6;
      --pink-dark: #bd3f98;
      --line: rgba(255,255,255,.24);
      --shadow: 0 24px 42px rgba(18, 18, 43, .16);
      --shadow-soft: 0 16px 34px rgba(18, 18, 43, .11);
      --container: 1580px;
      --radius: 30px;
      --font-body: "Inter", Arial, sans-serif;
      --font-heading: "Unbounded", "Montserrat", "Inter", Arial, sans-serif;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: var(--font-body);
      font-size: 17px;
      line-height: 1.21;
    }
    body.menu-open { overflow: hidden; }
    a { color: inherit; text-decoration: none; }
    button, input, select, textarea { font: inherit; }
    img { max-width: 100%; display: block; }

    .container {
      width: min(var(--container), calc(100% - 48px));
      margin: 0 auto;
    }

    .btn {
      display: inline-flex;
      min-height: 63px;
      align-items: center;
      justify-content: center;
      gap: 13px;
      padding: 18px 30px;
      border: 0;
      border-radius: 999px;
      cursor: pointer;
      font-family: var(--font-body);
      font-size: 17px;
      font-weight: 500;
      line-height: 1.21;
      transition: transform .16s ease, box-shadow .16s ease, background .16s ease;
    }
    .btn:hover { transform: translateY(-1px); }
    .btn:active { transform: translateY(0); }
    .btn--pink { color: #fff; background: var(--pink); box-shadow: 0 14px 28px rgba(208, 79, 166, .28); }
    .btn--pink:hover { background: var(--pink-dark); }
    .btn--pink .btn__arrow { background: transparent; }
    .btn--pink .btn__arrow path { stroke: #fff; }
    .btn--light { color: var(--ink); background: #fff; }
    .btn--outline { color: #fff; border: 1px solid rgba(255,255,255,.55); background: rgba(255,255,255,.08); }
    .btn--special {
      min-height: 63px;
      padding: 6px 30px 6px 6px;
      color: #fff;
      border: 1px solid #fff;
      background: transparent;
    }
    .btn--special .btn__arrow {
      width: 51px;
      height: 51px;
      background: var(--violet-800);
    }
    .btn--special .btn__arrow svg {
      width: 17px;
      height: 13px;
    }
    .btn--special .btn__arrow path { stroke: #fff; }
    .btn__arrow {
      display: grid;
      width: 28px;
      height: 28px;
      place-items: center;
      border-radius: 50%;
      background: rgba(255,255,255,.18);
      flex: 0 0 auto;
    }
    .btn__arrow svg {
      display: block;
      width: 19px;
      height: 15px;
    }

    .section { padding: 88px 0; }
    .section--white { background: #F3FBFF; }
    .section--paper { background: var(--paper); }
    .section--dark {
      color: #fff;
      background:
        radial-gradient(circle at 78% 8%, rgba(83, 85, 229, .7), transparent 34%),
        linear-gradient(145deg, #19002f 0%, #40118f 58%, #5315bd 100%);
    }
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 18px;
      color: var(--blue);
      font-size: 14px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: .04em;
    }
    .eyebrow::before {
      content: "";
      width: 34px;
      height: 2px;
      border-radius: 9px;
      background: currentColor;
    }
    h1, h2, h3, p { margin-top: 0; }
    h1 {
      max-width: 1120px;
      margin-bottom: 22px;
      color: #fff;
      font-family: var(--font-heading);
      font-size: 75px;
      font-weight: 500;
      line-height: 85px;
      letter-spacing: 0;
    }
    h2 {
      max-width: 980px;
      margin-bottom: 22px;
      font-family: var(--font-heading);
      font-size: 40px;
      font-weight: 500;
      line-height: 49.6px;
      letter-spacing: 0;
    }
    h3 {
      margin-bottom: 12px;
      color: var(--blue);
      font-family: var(--font-heading);
      font-size: 20px;
      font-weight: 500;
      line-height: 24.8px;
      text-transform: uppercase;
    }
    .lead {
      max-width: 908px;
      margin-bottom: 38px;
      color: var(--muted);
      font-family: var(--font-heading);
      font-size: 20px;
      line-height: 24.8px;
    }
    .section--dark .lead,
    .hero .lead { color: rgba(255,255,255,.9); }

    .hero {
      position: relative;
      min-height: 1080px;
      overflow: hidden;
      color: #fff;
      background:
        linear-gradient(90deg, rgba(24, 0, 46, .4), rgba(24, 0, 46, .08)),
        url("../patentum/images/main.svg") center top / cover no-repeat,
        linear-gradient(150deg, #1a0035 0%, #260057 42%, #651bc5 100%);
    }
    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(24, 0, 46, .05), rgba(77, 15, 158, .12));
      pointer-events: none;
    }
    .topbar {
      position: relative;
      z-index: 6;
      width: 100%;
      color: #fff;
      background: var(--blue);
    }
    .topbar__inner {
      display: flex;
      min-height: 44px;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }
    .topbar__contacts {
      display: flex;
      align-items: center;
      gap: 28px;
      font-size: 14px;
      font-weight: 600;
    }
    .topbar a:hover,
    .topbar a:focus-visible {
      text-decoration: underline;
      text-underline-offset: 4px;
    }
    .header {
      position: relative;
      z-index: 5;
      padding: 32px 0;
    }
    .nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
    }
    .logo {
      display: inline-flex;
      align-items: center;
      width: 277px;
      max-width: 100%;
      white-space: nowrap;
    }
    .logo img {
      width: 100%;
      height: auto;
    }
    .nav__main {
      min-width: 0;
      flex: 1 1 auto;
    }
    .nav__links {
      display: flex;
      align-items: center;
      gap: 34px;
      color: rgba(255,255,255,.9);
      font-size: 16px;
      line-height: 19.36px;
    }
    .nav__links a {
      padding: 13px 22px;
      border: 1px solid transparent;
      border-radius: 999px;
      text-wrap: nowrap;
      transition: border-color .16s ease, color .16s ease;
    }
    .nav__links a:hover,
    .nav__links a:focus-visible,
    .nav__links a:active {
      padding: 13px 22px;
      border: 1px solid rgba(255,255,255,.75);
      border-radius: 999px;
      color: #fff;
    }
    .nav__cta { white-space: nowrap; }
    .nav__cta {
      min-height: 63px;
      padding: 6px 30px 6px 6px;
      color: var(--ink);
      border: 0;
      background: #fff;
    }
    .nav__cta .btn__arrow {
      width: 51px;
      height: 51px;
      background: var(--pink);
    }
    .nav__cta .btn__arrow svg {
      width: 17px;
      height: 13px;
    }
    .nav__cta .btn__arrow path { stroke: #fff; }
    .city-picker {
      position: relative;
      flex: 0 0 auto;
    }
    .sr-only {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0;
    }
    .city-picker__button {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      padding: 0;
      border: 0;
      color: #fff;
      background: transparent;
      cursor: pointer;
      white-space: nowrap;
    }
    .city-picker__button:focus-visible {
      outline: none;
      text-decoration: underline;
      text-underline-offset: 4px;
    }
    .city-picker__button span {
      color: rgba(255,255,255,.78);
      font-size: 14px;
      line-height: 1;
    }
    .city-picker__button strong {
      font-size: 14px;
      font-weight: 600;
      line-height: 1;
    }
    body.city-modal-open {
      overflow: hidden;
    }
    .city-confirm {
      position: fixed;
      top: var(--city-confirm-top, 96px);
      left: var(--city-confirm-left, auto);
      right: var(--city-confirm-right, max(24px, calc((100vw - 1380px) / 2)));
      z-index: 1250;
      width: min(360px, calc(100vw - 36px));
      padding: 18px;
      border: 1px solid rgba(18, 18, 43, .1);
      border-radius: 18px;
      color: var(--ink);
      background: #fff;
      box-shadow: 0 20px 54px rgba(18, 18, 43, .22);
    }
    .city-confirm[hidden] { display: none; }
    .city-confirm::before {
      content: "";
      position: absolute;
      top: -8px;
      left: var(--city-confirm-arrow-left, auto);
      right: var(--city-confirm-arrow-right, 52px);
      width: 16px;
      height: 16px;
      background: #fff;
      border-left: 1px solid rgba(18, 18, 43, .1);
      border-top: 1px solid rgba(18, 18, 43, .1);
      transform: rotate(45deg);
    }
    .city-confirm__text {
      position: relative;
      margin: 0 0 14px;
      font-size: 16px;
      line-height: 1.35;
    }
    .city-confirm__text strong {
      font-weight: 700;
    }
    .city-confirm__actions {
      display: flex;
      gap: 10px;
    }
    .city-confirm__primary,
    .city-confirm__secondary {
      display: inline-flex;
      min-height: 42px;
      align-items: center;
      justify-content: center;
      padding: 0 15px;
      border-radius: 999px;
      cursor: pointer;
      font: inherit;
      font-size: 14px;
      font-weight: 600;
    }
    .city-confirm__primary {
      border: 0;
      color: #fff;
      background: var(--pink);
    }
    .city-confirm__secondary {
      border: 1px solid rgba(18, 18, 43, .14);
      color: var(--ink);
      background: #fff;
    }
    .city-modal {
      position: fixed;
      inset: 0;
      z-index: 1300;
      display: grid;
      place-items: center;
      padding: 24px;
    }
    .city-modal[hidden] { display: none; }
    .city-modal__backdrop {
      position: absolute;
      inset: 0;
      border: 0;
      background: rgba(18, 18, 43, .58);
      cursor: pointer;
    }
    .city-modal__panel {
      position: relative;
      z-index: 1;
      width: min(620px, 100%);
      max-height: min(680px, calc(100vh - 48px));
      padding: 28px;
      overflow: hidden;
      border-radius: 24px;
      color: var(--ink);
      background: #fff;
      box-shadow: 0 28px 70px rgba(18, 18, 43, .28);
    }
    .city-modal__header {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 20px;
      margin-bottom: 20px;
    }
    .city-modal__title {
      margin: 0 0 8px;
      font-family: var(--font-heading);
      font-size: 28px;
      line-height: 1.15;
      font-weight: 700;
      text-transform: uppercase;
    }
    .city-modal__hint {
      margin: 0;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.45;
    }
    .city-modal__close {
      display: grid;
      flex: 0 0 auto;
      width: 44px;
      height: 44px;
      place-items: center;
      border: 0;
      border-radius: 50%;
      color: #fff;
      background: var(--violet-800);
      cursor: pointer;
      font-size: 28px;
      line-height: 1;
    }
    .city-modal__search {
      display: block;
      margin-bottom: 16px;
    }
    .city-modal__search input {
      width: 100%;
      min-height: 54px;
      padding: 0 18px;
      border: 1px solid rgba(18, 18, 43, .16);
      border-radius: 14px;
      color: var(--ink);
      background: #f7f7fb;
      font: inherit;
      outline: none;
    }
    .city-modal__search input:focus {
      border-color: var(--blue);
      background: #fff;
      box-shadow: 0 0 0 4px rgba(79, 85, 229, .12);
    }
    .city-modal__list {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 8px;
      max-height: 400px;
      overflow-y: auto;
      padding-right: 4px;
    }
    .city-modal__option {
      display: flex;
      align-items: center;
      min-height: 48px;
      padding: 12px 14px;
      border: 1px solid rgba(18, 18, 43, .08);
      border-radius: 12px;
      color: var(--ink);
      font-size: 15px;
      line-height: 1.25;
      background: #fff;
    }
    .city-modal__option:hover,
    .city-modal__option:focus-visible,
    .city-modal__option.is-active {
      color: var(--blue);
      border-color: rgba(79, 85, 229, .2);
      background: #f0edff;
    }
    .city-modal__empty {
      margin: 18px 0 0;
      color: var(--muted);
      text-align: center;
      font-size: 15px;
    }
    .menu-toggle { display: none; }
    .site-menu {
      position: fixed;
      inset: 0;
      z-index: 1200;
      display: none;
      pointer-events: none;
    }
    .site-menu.is-open { pointer-events: auto; }
    .site-menu__backdrop {
      position: absolute;
      inset: 0;
      border: 0;
      background: rgba(18, 18, 43, .54);
      cursor: pointer;
      opacity: 0;
      transition: opacity .2s ease;
    }
    .site-menu.is-open .site-menu__backdrop { opacity: 1; }
    .site-menu__panel {
      position: absolute;
      top: 0;
      right: 0;
      display: flex;
      flex-direction: column;
      width: min(390px, calc(100% - 36px));
      height: 100%;
      padding: 26px 24px 30px;
      overflow-y: auto;
      overscroll-behavior: contain;
      color: var(--ink);
      background: #fff;
      box-shadow: -24px 0 54px rgba(18, 18, 43, .22);
      transform: translateX(100%);
      transition: transform .22s ease;
    }
    .site-menu.is-open .site-menu__panel { transform: translateX(0); }
    .site-menu__top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      margin-bottom: 30px;
    }
    .site-menu__logo {
      display: inline-flex;
      width: 230px;
      max-width: 100%;
      padding: 6px 10px;
      border: 1px solid var(--violet-800);
      border-radius: 14px;
      background: var(--violet-800);
    }
    .site-menu__logo img {
      width: 100%;
      height: 34px;
      object-fit: contain;
    }
    .site-menu__close {
      display: grid;
      width: 48px;
      height: 48px;
      place-items: center;
      border: 0;
      border-radius: 50%;
      color: #fff;
      background: var(--violet-800);
      cursor: pointer;
      font-size: 30px;
      line-height: 1;
    }
    .site-menu__links {
      display: grid;
      gap: 8px;
      margin-bottom: 28px;
    }
    .site-menu__links a {
      display: flex;
      align-items: center;
      min-height: 54px;
      padding: 14px 0;
      border-bottom: 1px solid rgba(18, 18, 43, .12);
      color: var(--ink);
      font-size: 18px;
      font-weight: 500;
    }
    .site-menu__cta {
      width: 100%;
      min-height: 63px;
      padding: 6px 30px 6px 6px;
      margin-top: auto;
      color: #fff;
      background: var(--pink);
    }
    .site-menu__cta .btn__arrow {
      width: 51px;
      height: 51px;
      background: var(--pink);
    }
    .site-menu__cta .btn__arrow svg {
      width: 17px;
      height: 13px;
    }
    .site-menu__cta .btn__arrow path { stroke: #fff; }
    .city-picker--menu {
      margin-bottom: 18px;
    }
    .city-picker--menu .city-picker__button {
      width: 100%;
      justify-content: flex-start;
      color: var(--ink);
      background: transparent;
    }
    .city-picker--menu .city-picker__button span {
      color: var(--muted);
    }
    .city-picker--topbar .city-picker__button span {
      color: rgba(255,255,255,.78);
    }

    .hero__content {
      position: relative;
      z-index: 2;
      margin-top: -44px;
      padding-top: 54px;
    }
    .hero__actions {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
      margin-bottom: 136px;
    }
    .hero__text {
      max-width: 660px;
      margin-bottom: 62px;
      color: rgba(255,255,255,.92);
      font-family: var(--font-heading);
      font-size: 20px;
      line-height: 24.8px;
    }
    .hero__note {
      position: absolute;
      right: 0;
      top: 610px;
      z-index: 3;
      display: grid;
      grid-template-columns: 98px 1fr;
      gap: 22px;
      width: min(520px, 35vw);
      padding: 28px 34px;
      border-radius: 22px;
      background: rgba(126, 83, 235, .82);
      box-shadow: 0 22px 45px rgba(0,0,0,.18);
      backdrop-filter: blur(10px);
    }
    .hero__emblem {
      display: grid;
      place-items: center;
      width: 98px;
      min-height: 70px;
    }
    .hero__emblem img {
      width: 98px;
      height: auto;
      object-fit: contain;
    }
    .hero__note p {
      margin: 0;
      font-size: 17px;
      line-height: 20.57px;
    }
    .floating-socials {
      position: fixed;
      right: 20px;
      bottom: 60px;
      z-index: 1000;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      width: fit-content;
      gap: 5px;
      padding: 12px 9px;
      border-radius: 999px;
      background: rgba(99, 50, 187, .5);
    }
    .floating-socials__item {
      display: flex;
      justify-content: center;
      align-items: center;
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: rgba(132, 69, 233, .42);
      color: #fff;
    }
    .floating-socials__item svg {
      display: block;
      flex: 0 0 auto;
    }

    .stats {
      position: relative;
      z-index: 4;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
      margin-top: -158px;
    }
    .stat-card {
      min-height: 340px;
      padding: 32px 30px;
      border-radius: 24px;
      background: #fff;
      box-shadow: var(--shadow);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .num {
      display: grid;
      place-items: center;
      width: 58px;
      height: 58px;
      border-radius: 14px;
      color: var(--blue);
      background: #f1edff;
      font-family: var(--font-heading);
      font-size: 20px;
      line-height: 24.8px;
      font-weight: 700;
    }
    .stat-card__icon {
      display: grid;
      place-items: center;
      width: 80px;
      height: 80px;
      border-radius: 14px;
      color: var(--blue);
      background: #f1edff;
      font-weight: 700;
    }
    .stat-card__icon svg {
      display: block;
      max-width: 80px;
      max-height: 80px;
    }
    .stat-card strong {
      display: block;
      margin-bottom: 10px;
      color: var(--blue);
      font-family: var(--font-heading);
      font-size: 20px;
      line-height: 24.8px;
      text-transform: uppercase;
    }
    .stat-card p { margin: 0; color: var(--ink); font-size: 17px; line-height: 20.57px; }

    .card-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .card {
      min-height: 250px;
      padding: 34px 32px;
      border-radius: 22px;
      background: #fff;
      box-shadow: var(--shadow-soft);
    }
    .card .num { width: 48px; height: 48px; margin-bottom: 42px; }
    .card p { margin: 0; color: var(--ink); font-size: 17px; line-height: 20.57px; }

    .benefits {
      display: grid;
      grid-template-columns: 430px 1fr;
      gap: 28px;
      align-items: stretch;
    }
    .benefits__intro {
      display: flex;
      min-height: 365px;
      align-items: center;
      padding: 42px;
      border: 1px solid var(--pink);
      border-radius: var(--radius);
      color: #fff;
      font-family: var(--font-heading);
      font-size: 20px;
      line-height: 28px;
      font-weight: 500;
    }
    .benefit-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 30px;
      align-content: center;
    }
    .benefit {
      display: flex;
      min-height: 112px;
      align-items: center;
      gap: 24px;
      padding: 28px 32px;
      border-radius: 20px;
      background: var(--blue);
      color: #fff;
      font-size: 17px;
      line-height: 20.57px;
    }
    .check {
      display: grid;
      flex: 0 0 auto;
      width: 48px;
      height: 48px;
      place-items: center;
      border-radius: 10px;
      background: #fff;
      color: #9e81ff;
      font-weight: 800;
    }
    .check svg {
      display: block;
      width: 25px;
      height: 25px;
    }
    .risk-grid {
      display: grid;
      grid-template-columns: 1fr 1fr 430px;
      gap: 30px;
      margin-top: 34px;
    }
    .risk {
      display: flex;
      align-items: center;
      min-height: 106px;
      gap: 22px;
      padding: 24px 30px;
      border-radius: 19px;
      background: #fff;
      color: var(--ink);
      font-size: 17px;
      line-height: 20.57px;
    }
    .risk--big {
      grid-row: span 2;
      align-items: center;
      padding: 42px;
      border: 1px solid var(--pink);
      background: rgba(255,255,255,.04);
      color: #fff;
      font-family: var(--font-heading);
      font-size: 20px;
      line-height: 28px;
      font-weight: 500;
    }

    .audience {
      display: grid;
      grid-template-columns: 480px 1fr;
      gap: 34px;
      align-items: center;
      background: url("../patentum/images/ok.png") left center / auto 100% no-repeat;
    }
    .check-figure {
      display: flex;
      position: relative;
      min-height: 610px;
      align-items: flex-start;
      overflow: hidden;
      padding: 42px;
      border: 1px solid var(--pink);
      border-radius: var(--radius);
      color: var(--ink);
      font-family: var(--font-heading);
      font-size: 20px;
      line-height: 28px;
      font-weight: 500;
    }
    .audience h2 { max-width: 880px; }
    .audience-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }
    .audience-card {
      min-height: 170px;
      padding: 36px 30px;
      border-radius: 22px;
      background: #fff;
      box-shadow: var(--shadow-soft);
    }
    .audience-card p { margin: 0; font-size: 17px; line-height: 20.57px; }

    .pricing {
      display: grid;
      grid-template-columns: .85fr 1fr 1fr;
      gap: 30px;
      align-items: stretch;
    }
    .price-copy { padding-right: 35px; align-self: center; }
    .price-card {
      display: flex;
      flex-direction: column;
      min-height: 735px;
      padding: 48px 42px;
      border-radius: 24px;
      color: #fff;
      background: linear-gradient(155deg, var(--violet-950), #5515b7);
    }
    .price-label {
      display: inline-flex;
      margin-bottom: 34px;
      padding: 12px 18px;
      border-radius: 9px;
      background: var(--blue);
      color: #fff;
      font-size: 17px;
      line-height: 20.57px;
    }
    .price-card h3 {
      margin-bottom: 18px;
      color: #fff;
      font-size: 30px;
      line-height: 37.2px;
    }
    .price-card .btn { margin-top: auto; }
    .price {
      margin-bottom: 12px;
      color: var(--blue);
      font-family: var(--font-heading);
      font-size: 55px;
      line-height: 68.2px;
      font-weight: 700;
    }
    .price-card small { display: block; margin-bottom: 34px; color: rgba(255,255,255,.72); }
    .price-card ul, .plain-list {
      margin: 0 0 42px;
      padding: 0;
      list-style: none;
    }
    .price-card li, .plain-list li {
      position: relative;
      margin-bottom: 17px;
      padding-left: 26px;
      font-size: 17px;
      line-height: 20.57px;
    }
    .price-card li::before, .plain-list li::before {
      content: "✓";
      position: absolute;
      left: 0;
      color: currentColor;
      font-weight: 800;
    }
    .cost-note {
      margin-top: 40px;
      padding: 52px 66px;
      border-radius: 24px;
      color: #fff;
      background: var(--blue);
    }
    .cost-note h3 { color: #fff; font-size: 40px; line-height: 49.6px; }

    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
    }
    .process-card {
      min-height: 300px;
      padding: 38px 30px;
      border-radius: 22px;
      background: #fff;
      box-shadow: var(--shadow-soft);
    }
    .process-card .num { margin-bottom: 55px; }

    .articles {
      padding: 10px 0 34px;
      overflow: hidden;
    }
    .articles-controls {
      display: flex;
      justify-content: center;
      gap: 14px;
      margin-top: 42px;
    }
    .articles-control {
      appearance: none;
      display: grid;
      width: 54px;
      height: 54px;
      place-items: center;
      border: 0;
      border-radius: 50%;
      color: #fff;
      background: var(--violet-800);
      box-shadow: none;
      cursor: pointer;
      transition: transform .16s ease, background .16s ease;
    }
    .articles-control:hover {
      transform: translateY(-1px);
      background: var(--blue);
    }
    .article-card {
      height: auto;
      overflow: hidden;
      border-radius: 20px;
      background: #fff;
    }
    .article-card__body { padding: 30px; }
    .tag {
      display: inline-flex;
      margin-bottom: 28px;
      padding: 8px 14px;
      border-radius: 7px;
      color: var(--blue);
      background: #f0edff;
      font-size: 17px;
      line-height: 20.57px;
    }
    .article-card h3 {
      color: var(--ink);
      font-size: 20px;
      line-height: 24.8px;
      text-transform: none;
    }
    .article-card p { color: var(--muted); font-size: 17px; line-height: 20.57px; }
    .article-card__image {
      height: 150px;
      margin: 0 30px 30px;
      border-radius: 14px;
      background:
        linear-gradient(135deg, rgba(79,85,229,.18), rgba(208,79,166,.18)),
        repeating-linear-gradient(0deg, #f5f7fb 0 12px, #e7ebf4 12px 14px);
    }
    .article-card__image--photo {
      background-position: center;
      background-size: cover;
      background-repeat: no-repeat;
    }

    .cta-panel {
      position: relative;
      overflow: hidden;
      min-height: 550px;
      padding: 88px 100px;
      border-radius: 22px;
      color: #fff;
      background:
        linear-gradient(90deg, rgba(9, 0, 32, .58), rgba(38, 0, 99, .16)),
        url("../patentum/images/check-rospatent.svg") center / cover no-repeat,
        linear-gradient(135deg, #090020, #260063 48%, #4a12a9);
    }
    .cta-panel h2 { max-width: 560px; color: #fff; text-transform: uppercase; }
    .cta-panel p { max-width: 570px; color: rgba(255,255,255,.9); }
    .cta-panel__actions {
      position: absolute;
      right: 90px;
      top: 210px;
      z-index: 2;
      display: grid;
      width: min(430px, 40%);
      gap: 22px;
    }
    .cta-panel__meta {
      position: absolute;
      left: 100px;
      bottom: 76px;
      color: rgba(255,255,255,.8);
      font-size: 17px;
      line-height: 20.57px;
      text-transform: uppercase;
    }

    .faq {
      display: grid;
      grid-template-columns: 420px 1fr;
      gap: 48px;
    }
    .faq-list { display: grid; gap: 14px; }
    details {
      border-radius: 16px;
      background: #fff;
      box-shadow: 0 10px 22px rgba(18,18,43,.08);
    }
    summary {
      display: flex;
      min-height: 70px;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      padding: 20px 24px;
      cursor: pointer;
      color: var(--ink);
      font-weight: 600;
    }
    summary::-webkit-details-marker { display: none; }
    summary::after { content: "+"; color: var(--blue); font-size: 28px; }
    details[open] summary::after { content: "−"; }
    details p { margin: 0; padding: 0 24px 24px; color: var(--muted); }

    .footer {
      color: #fff;
      background: #12122b;
      padding: 78px 0 42px;
    }
    .footer__grid {
      display: grid;
      grid-template-columns: 1.4fr .8fr .8fr 1.2fr;
      gap: 60px;
      margin-bottom: 72px;
    }
    .footer p, .footer a { color: rgba(255,255,255,.82); }
    .footer .btn--special .btn__arrow { background: var(--pink); }
    .footer__links {
      display: grid;
      gap: 18px;
      font-size: 16px;
      line-height: 19.36px;
    }
    .footer__contact {
      color: #fff;
      font-family: var(--font-heading);
      font-size: 40px;
      line-height: 49.6px;
      font-weight: 700;
      text-transform: uppercase;
    }
    .footer__bottom {
      display: flex;
      justify-content: space-between;
      gap: 28px;
      color: rgba(255,255,255,.55);
      font-size: 12px;
    }

    @media (max-width: 1180px) {
      .nav { gap: 8px; }
      .nav__main {
        display: none;
      }
      .nav__links { display: none; }
      .nav__cta {
        margin-left: auto;
        margin-right: 6px;
        white-space: nowrap;
      }
      .menu-toggle {
        display: grid;
        width: 48px;
        height: 48px;
        place-items: center;
        border: 0;
        border-radius: 50%;
        color: #fff;
        background: rgba(255,255,255,.14);
        cursor: pointer;
      }
      .site-menu { display: block; }
      .hero { min-height: auto; padding-bottom: 215px; }
      .hero__note { position: relative; top: auto; right: auto; width: min(620px, 100%); margin-top: -20px; }
      .floating-socials {
        right: 18px;
        bottom: 40px;
        padding: 10px 8px;
      }
      .floating-socials__item {
        width: 44px;
        height: 44px;
      }
      .stats, .card-grid, .process-grid { grid-template-columns: repeat(2, 1fr); }
      .benefits, .audience, .pricing, .faq, .footer__grid { grid-template-columns: 1fr; }
      .audience { background: none; }
      .risk-grid { grid-template-columns: 1fr 1fr; }
      .risk--big { grid-column: 1 / -1; grid-row: auto; }
      .check-figure { display: none; }
      .price-card { min-height: auto; }
      .cta-panel__actions { position: relative; right: auto; top: auto; width: min(520px, 100%); margin-top: 36px; }
    }

    @media (max-width: 720px) {
      .container { width: min(100% - 36px, 520px); }
      .section { padding: 58px 0; }
      .hero { padding-bottom: 145px; }
      .header { padding: 26px 0; }
      .logo { width: 168px; }
      .nav__cta { display: none; }
      .topbar__inner {
        min-height: 48px;
        gap: 12px;
      }
      .topbar__contacts {
        flex-wrap: wrap;
        gap: 2px 12px;
        font-size: 11px;
      }
      .city-picker--topbar .city-picker__button span,
      .city-picker--topbar .city-picker__button strong {
        font-size: 12px;
      }
      .city-confirm {
        top: auto;
        right: 18px;
        bottom: 22px;
        left: 18px;
        width: auto;
      }
      .city-confirm::before { display: none; }
      .city-confirm__actions { display: grid; }
      .city-modal {
        align-items: end;
        padding: 12px;
      }
      .city-modal__panel {
        width: 100%;
        max-height: calc(100vh - 24px);
        padding: 22px 18px;
        border-radius: 20px;
      }
      .city-modal__title {
        font-size: 22px;
      }
      .city-modal__hint {
        font-size: 14px;
      }
      .city-modal__list {
        grid-template-columns: 1fr;
        max-height: min(380px, calc(100vh - 230px));
      }
      .hero__content {
        margin-top: -48px;
        padding-top: 24px;
      }
      h1 { font-size: 39px; }
      h2 { font-size: 29px; }
      .hero__actions { display: grid; margin-bottom: 54px; }
      .btn { width: 100%; min-height: 58px; }
      .hero__text { font-size: 14px; }
      .hero__note { grid-template-columns: 1fr; padding: 24px; }
      .site-menu__panel {
        width: min(330px, calc(100% - 24px));
        padding: 22px 18px 24px;
      }
      .site-menu__top { margin-bottom: 26px; }
      .site-menu__logo { width: 210px; }
      .site-menu__links a {
        min-height: 50px;
        font-size: 16px;
      }
      .floating-socials {
        right: 12px;
        bottom: 18px;
        gap: 4px;
        padding: 8px 6px;
      }
      .floating-socials__item {
        width: 38px;
        height: 38px;
      }
      .floating-socials__item svg {
        max-width: 21px;
        max-height: 21px;
      }
      .stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
        margin-top: -96px;
      }
      .stat-card {
        min-height: 230px;
        padding: 22px 18px;
      }
      .stat-card strong { font-size: 15px; }
      .stat-card p { font-size: 12px; }
      .card-grid, .benefit-list, .risk-grid, .audience-grid, .process-grid {
        grid-template-columns: 1fr;
      }
      .card, .process-card { min-height: auto; }
      .benefits__intro, .risk--big, .cost-note, .cta-panel { padding: 30px 24px; }
      .pricing { gap: 18px; }
      .price-copy { padding-right: 0; }
      .price-card { padding: 34px 26px; }
      .price-card h3 { font-size: 25px; }
      .price { font-size: 38px; }
      .cta-panel { min-height: auto; }
      .cta-panel__meta { position: static; margin-top: 34px; font-size: 13px; }
      .faq { gap: 24px; }
      .footer__contact { font-size: 24px; }
      .footer__bottom { display: grid; }
    }