@layer reset, tokens, base, layout, components, responsive;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { -webkit-text-size-adjust: 100%; }
  body, h1, h2, p { margin: 0; }
  img, picture { display: block; max-width: 100%; }
  button, input, textarea { font: inherit; }
  a { color: inherit; text-decoration: none; }
}

@layer tokens {
  :root {
    --graphite: #293038;
    --deep-graphite: #1b2025;
    --white: #ffffff;
    --light-gray: #eef1f4;
    --contour-gray: #c8cdd2;
    --data-gray: #74849a;
    --digital-blue: #006dff;
    --red-orange: #ff2a1e;
    --orange: #ff5a1f;
    --coral: #ff7a4d;
    --success: #22c55e;
    --error: #d92d20;
    --warm-gradient: linear-gradient(100deg, var(--red-orange) 0%, var(--orange) 100%);
    --neutral-gradient: linear-gradient(145deg, var(--white) 0%, var(--light-gray) 100%);
    --page-max: 1536px;
    --side: clamp(24px, 5.4vw, 82px);
  }
}

@layer base {
  html { min-width: 320px; background: #f7f8fa; }
  body {
    min-height: 100svh;
    overflow-x: clip;
    color: var(--graphite);
    font-family: Inter, Manrope, "Segoe UI", Arial, sans-serif;
    background:
      radial-gradient(circle at 13% 8%, rgba(255,255,255,.98) 0 18%, transparent 46%),
      radial-gradient(circle at 74% 34%, rgba(255,255,255,.9), transparent 34%),
      linear-gradient(145deg, #fbfcfd 0%, #f3f5f8 58%, #edf0f4 100%);
  }
  body.has-dialog { overflow: hidden; }
  :focus-visible { outline: 2px solid var(--orange); outline-offset: 4px; }
  .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;
  }
}

@layer layout {
  .page { position: relative; min-height: 100svh; isolation: isolate; }
  .shell {
    position: relative; z-index: 2;
    width: min(100%, var(--page-max));
    min-height: 100svh;
    margin-inline: auto;
    padding: clamp(34px, 4.6vw, 70px) var(--side) 30px;
    display: grid;
    grid-template-rows: auto 1fr auto;
  }
  .brand { width: clamp(300px, 28vw, 430px); }
  .main { align-self: start; }
  .hero { width: min(690px, 55vw); margin-top: clamp(28px, 3.4vw, 52px); }
  .footer {
    margin-top: clamp(58px, 7vw, 86px);
    padding-top: 28px;
    border-top: 1px solid color-mix(in srgb, var(--contour-gray) 70%, transparent);
    display: grid;
    grid-template-columns: 1fr auto auto;
    align-items: center;
    gap: 22px 44px;
    color: var(--data-gray);
    font-size: 14px;
  }
}

@layer components {
  .brand__link { display: block; }
  .brand__image { width: 100%; height: auto; object-fit: contain; object-position: left top; }

  .hero__title {
    color: var(--graphite);
    font-size: clamp(24px, 3.05vw, 36px);
    line-height: 1.03;
    letter-spacing: -.035em;
    font-weight: 700;
  }
  .hero__lead {
    margin-top: 18px;
    color: var(--data-gray);
    font-size: clamp(17px, 1.34vw, 21px);
    line-height: 1.38;
  }
  .about-button {
    margin-top: 30px;
    width: min(354px, 100%);
    min-height: 54px;
    padding: 0 22px 0 26px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 17px;
    border: 1px solid rgba(255,255,255,.82);
    border-radius: 999px;
    color: var(--graphite);
    background: rgba(255,255,255,.84);
    box-shadow: 0 14px 30px rgba(27,32,37,.06);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform .2s ease, box-shadow .2s ease;
  }
  .about-button:hover { transform: translateY(-1px); box-shadow: 0 18px 34px rgba(27,32,37,.09); }
  .about-button__icon, .about-button > i { color: var(--orange); }

  .directions {
    margin-top: 50px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .direction {
    min-height: 88px;
    padding-inline: 32px 25px;
    border-right: 1px solid color-mix(in srgb, var(--contour-gray) 72%, transparent);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    color: var(--graphite);
    font-size: 15px;
    line-height: 1.25;
    transition: color .2s ease;
  }
  .direction:hover { color: var(--digital-blue); }
  .direction:first-child { padding-left: 0; }
  .direction:last-child { border-right: 0; }
  .direction__icon { color: var(--orange); font-size: 29px; }

  .notify {
    position: relative;
    margin-top: 49px;
    display: grid;
    grid-template-columns: minmax(270px, 354px) minmax(260px, 300px);
    gap: 16px;
  }
  .notify__field, .notify__button { min-height: 70px; border-radius: 999px; }
  .notify__field {
    padding-inline: 31px;
    display: flex;
    align-items: center;
    gap: 22px;
    border: 1px solid rgba(255,255,255,.86);
    background: rgba(255,255,255,.82);
    box-shadow: 0 14px 30px rgba(27,32,37,.055);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }
  .notify__field:focus-within { border-color: color-mix(in srgb, var(--orange) 48%, white); }
  .notify__field i { color: var(--data-gray); font-size: 21px; }
  .notify__field input { width: 100%; min-width: 0; border: 0; outline: 0; color: var(--graphite); background: transparent; }
  .notify__field input::placeholder { color: var(--data-gray); opacity: .72; font-weight: 650; }
  .notify__button {
    padding-inline: 31px;
    border: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    color: var(--white);
    background: var(--warm-gradient);
    box-shadow: 0 14px 26px rgba(255,90,31,.22);
    font-weight: 720;
    cursor: pointer;
    transition: transform .2s ease, filter .2s ease;
  }
  .notify__button:hover { transform: translateY(-1px); filter: saturate(1.04); }
  .notify__button:disabled, .contact-form__submit:disabled { cursor: wait; filter: grayscale(.18); opacity: .72; }
  .form-status { min-height: 1.3em; font-size: 13px; color: var(--data-gray); }
  .form-status.is-success { color: var(--success); }
  .form-status.is-error { color: var(--error); }
  .notify__status { position: absolute; left: 20px; top: calc(100% + 8px); }

  .footer__contacts { display: flex; align-items: center; gap: clamp(28px, 4vw, 58px); }
  .footer__contacts a, .footer__contact-button {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    color: var(--graphite);
    transition: color .2s ease;
  }
  .footer__contact-button { padding: 0; border: 0; background: transparent; cursor: pointer; }
  .footer__contacts a:hover, .footer__contact-button:hover { color: var(--digital-blue); }
  .footer__contacts i { color: var(--data-gray); }
  .footer__social { display: flex; align-items: center; gap: 16px; }
  .footer__social a {
    width: 40px; height: 40px;
    display: inline-grid; place-items: center;
    border: 1.4px solid var(--graphite);
    border-radius: 50%;
    color: var(--graphite);
    transition: color .2s ease, border-color .2s ease;
  }
  .footer__social a:hover { color: var(--digital-blue); border-color: var(--digital-blue); }
  .footer__social .footer__video { border-radius: 8px; }

  .contact-dialog {
    width: min(760px, calc(100% - 32px));
    max-height: min(90svh, 850px);
    padding: 0;
    border: 0;
    border-radius: 32px;
    color: var(--graphite);
    background: transparent;
    box-shadow: 0 32px 100px rgba(27,32,37,.28);
  }
  .contact-dialog[open] { animation: dialog-in .22s ease-out; }
  .contact-dialog::backdrop { background: rgba(27,32,37,.54); backdrop-filter: blur(8px); }
  .contact-dialog__surface {
    position: relative;
    overflow: auto;
    max-height: min(90svh, 850px);
    padding: clamp(28px, 5vw, 52px);
    border: 1px solid rgba(255,255,255,.9);
    border-radius: inherit;
    background: rgba(255,255,255,.97);
  }
  .contact-dialog__close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border: 1px solid var(--contour-gray);
    border-radius: 50%;
    color: var(--graphite);
    background: var(--white);
    cursor: pointer;
  }
  .contact-dialog__heading { display: flex; align-items: flex-start; gap: 20px; padding-right: 44px; }
  .contact-dialog__heading h2 { font-size: clamp(28px, 4vw, 38px); line-height: 1.08; letter-spacing: -.03em; }
  .contact-dialog__heading p { margin-top: 9px; color: var(--data-gray); line-height: 1.45; }
  .contact-dialog__mark {
    flex: 0 0 auto;
    width: 58px;
    height: 32px;
    padding: 4px;
    display: flex;
    justify-content: flex-end;
    border-radius: 999px;
    background: var(--warm-gradient);
  }
  .contact-dialog__mark i { width: 24px; height: 24px; border-radius: 50%; background: var(--white); }
  .contact-form { margin-top: 34px; }
  .contact-form__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
  .contact-form__field { display: grid; gap: 8px; color: var(--graphite); font-size: 14px; font-weight: 650; }
  .contact-form__field b { color: var(--orange); }
  .contact-form__field input, .contact-form__field textarea {
    width: 100%;
    border: 1px solid var(--contour-gray);
    border-radius: 14px;
    outline: 0;
    color: var(--graphite);
    background: var(--white);
    transition: border-color .2s ease, box-shadow .2s ease;
  }
  .contact-form__field input { height: 50px; padding: 0 16px; }
  .contact-form__field textarea { min-height: 132px; padding: 14px 16px; resize: vertical; line-height: 1.5; }
  .contact-form__field input:focus, .contact-form__field textarea:focus {
    border-color: var(--orange);
    box-shadow: 0 0 0 3px rgba(255,90,31,.12);
  }
  .contact-form__field--wide { margin-top: 20px; }
  .contact-form__consent { margin-top: 18px; display: flex; align-items: flex-start; gap: 10px; color: var(--data-gray); font-size: 13px; line-height: 1.45; }
  .contact-form__consent input { margin-top: 2px; accent-color: var(--orange); }
  .form-trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
  .contact-form__actions { margin-top: 24px; display: grid; grid-template-columns: minmax(250px, 310px) 1fr; align-items: center; gap: 18px; }
  .contact-form__submit {
    min-height: 58px;
    padding: 0 24px;
    border: 0;
    border-radius: 999px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    color: var(--white);
    background: var(--warm-gradient);
    box-shadow: 0 14px 26px rgba(255,90,31,.2);
    font-weight: 720;
    cursor: pointer;
  }

  .decor { position: absolute; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
  .decor__outline, .decor__switch, .decor__dots { position: absolute; display: block; }
  .decor__outline { border: 1px solid rgba(255,255,255,.78); }
  .decor__outline--top { top: 9.5%; right: -4.5%; width: 47%; height: 31%; border-radius: 180px; }
  .decor__outline--top-circle { top: 20%; right: -1.5%; width: 13.5vw; max-width: 210px; aspect-ratio: 1; border-radius: 50%; }
  .decor__switch { top: 30.5%; right: 5.2%; width: 36.5%; height: 28%; border-radius: 999px; background: linear-gradient(180deg, rgba(226,230,238,.94), rgba(232,235,242,.88)); }
  .decor__switch i { position: absolute; top: 9.5%; left: 4.5%; height: 81%; aspect-ratio: 1; border-radius: 50%; background: linear-gradient(145deg, #f9fafc, #eef1f5); box-shadow: inset 0 0 0 1px rgba(255,255,255,.75); }
  .decor__outline--bottom { right: -2%; bottom: 14%; width: 38%; height: 18%; border-radius: 160px; }
  .decor__outline--bottom-circle { right: -4.2%; bottom: 16.3%; width: 15vw; max-width: 230px; aspect-ratio: 1; border-radius: 50%; background: rgba(255,255,255,.32); }
  .decor__dots { width: 112px; height: 112px; background: radial-gradient(circle, #d2d8e1 0 1.8px, transparent 2.2px) 0 0 / 21px 21px; opacity: .95; }
  .decor__dots--top { top: 10.5%; right: 42.5%; }
  .decor__dots--bottom { bottom: 16.6%; right: 17%; }

  @keyframes dialog-in {
    from { opacity: 0; transform: translateY(12px) scale(.985); }
    to { opacity: 1; transform: translateY(0) scale(1); }
  }
}

@layer responsive {
  @media (max-width: 1100px) {
    .hero { width: min(690px, 62vw); }
    .decor { opacity: .72; }
    .footer { grid-template-columns: 1fr; justify-items: start; }
  }
  @media (max-width: 820px) {
    .brand { width: min(410px, 72vw); }
    .hero { width: 100%; }
    .directions { grid-template-columns: repeat(2, 1fr); row-gap: 28px; }
    .direction:nth-child(2) { border-right: 0; }
    .direction:nth-child(3) { padding-left: 0; }
    .notify { grid-template-columns: 1fr; max-width: 520px; }
    .decor__switch { opacity: .5; right: -18%; width: 72%; }
  }
  @media (max-width: 560px) {
    .shell { padding-top: 24px; }
    .brand { width: min(360px, 86vw); }
    .hero { margin-top: 30px; }
    .hero__title { font-size: clamp(34px, 10vw, 44px); }
    .desktop-break { display: none; }
    .directions { grid-template-columns: 1fr; }
    .direction { padding: 0; border-right: 0; min-height: auto; }
    .notify__field, .notify__button { min-height: 62px; }
    .footer__contacts { flex-direction: column; align-items: flex-start; gap: 14px; }
    .contact-dialog { width: calc(100% - 20px); border-radius: 24px; }
    .contact-dialog__surface { padding: 26px 20px; }
    .contact-dialog__heading { gap: 13px; padding-right: 34px; }
    .contact-dialog__mark { width: 46px; height: 26px; padding: 3px; }
    .contact-dialog__mark i { width: 20px; height: 20px; }
    .contact-form__grid, .contact-form__actions { grid-template-columns: 1fr; }
    .decor__outline--top, .decor__outline--top-circle, .decor__outline--bottom, .decor__outline--bottom-circle, .decor__dots--bottom { display: none; }
    .decor__dots--top { top: 14px; right: 4px; opacity: .45; }
  }
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
  }
}