:root {
  --brand-yellow: #fbba00;
  --brand-yellow-hover: #e0a300;
  --ink: #2a2b2d;
  --white: #ffffff;
  --page: #ffffff;
  --sunken: #f0f0ef;
  --topbar-bg: #f4f5f6;
  --topbar-border: #e2e4e6;
  --border-subtle: #e3e3e1;
  --border-default: #cdcdcb;
  --text-primary: #2a2b2d;
  --text-secondary: #575756;
  --text-muted: #818180;
  --hero-body: #bfbfbc;
  --red: #d92d20;
  --green: #178045;
  --blue: #155cfc;
  --font-display: "Poppins", "Plus Jakarta Sans", system-ui, sans-serif;
  --font-sans: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius-btn: 12px;
  --container: 1280px;
  --gutter: 64px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font-sans); color: var(--text-primary); background: var(--page); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.container { max-width: var(--container); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 24px; border-radius: var(--radius-btn); border: 1px solid transparent; font: 600 1rem/1.25 var(--font-sans); text-decoration: none; text-align: center; cursor: pointer; transition: background-color .15s, border-color .15s; }
.btn:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }
.btn--brand { background: var(--brand-yellow); color: var(--ink); }
.btn--brand:hover { background: var(--brand-yellow-hover); }
.btn--ink { background: var(--ink); color: var(--white); }
.btn--ink:hover { background: #3a3a3b; }
.btn--secondary { background: var(--white); color: var(--text-primary); border-color: var(--border-default); }
.btn--secondary:hover { background: var(--sunken); }

/* Top bar */
.topbar { background: var(--topbar-bg); border-bottom: 1px solid var(--topbar-border); }
.topbar__inner { display: flex; align-items: center; gap: 14px; padding-top: 12px; padding-bottom: 12px; }
.topbar__logo { height: 22px; display: block; }
.topbar__next { margin-left: auto; display: flex; align-items: center; gap: 10px; font-size: .78rem; color: var(--text-muted); }

/* Hero */
.hero { position: relative; overflow: hidden; background: var(--ink); color: var(--white); padding: 72px 0 88px; }
.hero__glow { position: absolute; right: -140px; top: -120px; width: 520px; height: 520px; border-radius: 50%; background: rgba(255, 206, 0, .10); }
.hero__grid { position: relative; display: grid; grid-template-columns: 1.25fr minmax(0, 1fr); gap: 56px; align-items: center; }
.hero__copy { display: flex; flex-direction: column; align-items: flex-start; gap: 22px; }
.status { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); font-size: .8rem; font-weight: 600; }
.status__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 4px rgba(239,68,68,.2); }
.hero__title { font: 700 clamp(2.5rem, 5.4vw, 4.25rem)/.98 var(--font-display); letter-spacing: -.045em; text-wrap: balance; }
.hero__lead { font-size: 1.25rem; line-height: 1.5; max-width: 560px; }
.hero__body { font-size: 1rem; line-height: 1.7; color: var(--hero-body); max-width: 580px; text-wrap: pretty; }
.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 8px; }
.hero__link { display: inline-flex; align-items: center; gap: 8px; min-height: 48px; padding: 0 18px; font-weight: 600; text-decoration: none; color: var(--white); }
.hero__link:hover { color: var(--brand-yellow); }

/* Hero visual (decorative) */
.hero__visual { position: relative; min-height: 470px; display: flex; align-items: center; justify-content: center; }
.mail { position: relative; width: 440px; max-width: 100%; transform: rotate(-3deg); background: var(--white); color: var(--text-primary); border-radius: 16px; box-shadow: 0 40px 80px rgba(0,0,0,.5); }
.mail__lock { position: absolute; right: -22px; top: -26px; width: 64px; height: 64px; border-radius: 16px; background: var(--brand-yellow); color: var(--ink); display: flex; align-items: center; justify-content: center; transform: rotate(8deg); box-shadow: 0 14px 28px rgba(0,0,0,.35); }
.mail__head { padding: 18px 22px; background: #f4f4f2; border-radius: 16px 16px 0 0; border-bottom: 1px solid var(--border-subtle); font: 700 1rem var(--font-display); }
.mail__body { padding: 6px 22px 20px; }
.mail__row { display: flex; gap: 18px; align-items: center; padding: 14px 0; border-bottom: 1px solid var(--border-subtle); font-size: .9rem; }
.mail__label { width: 52px; color: var(--text-muted); font-size: .8rem; }
.mail__lines { display: flex; flex-direction: column; gap: 9px; padding: 18px 0; }
.mail__lines span { height: 9px; border-radius: 5px; background: #ececea; }
.mail__file { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--border-subtle); border-radius: 10px; font-size: .88rem; }
.mail__pdf { width: 30px; height: 30px; border-radius: 7px; background: #e5484d; color: #fff; font-size: .6rem; font-weight: 800; display: flex; align-items: center; justify-content: center; }
.mail__fname { flex: 1; }
.mail__size { font-size: .75rem; color: var(--text-muted); }
.mail__foot { display: flex; align-items: center; margin-top: 18px; }
.mail__e2e { display: inline-flex; align-items: center; gap: 6px; font-size: .8rem; font-weight: 700; color: var(--green); }
.mail__send { margin-left: auto; height: 38px; padding: 0 20px; border-radius: 9px; background: var(--blue); color: #fff; font-weight: 700; font-size: .88rem; display: flex; align-items: center; }
.switch { position: absolute; left: -12px; bottom: 0; z-index: 3; display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: 16px; background: rgba(42,43,45,.92); border: 1px solid rgba(255,255,255,.12); box-shadow: 0 18px 40px rgba(0,0,0,.35); font: 700 1rem var(--font-display); }
.switch__old { color: #8d8d8a; text-decoration: line-through; text-decoration-color: rgba(255,255,255,.35); }
.switch__new { color: var(--white); }

/* Solutions */
.solutions { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 48px; padding-top: 88px; padding-bottom: 40px; }
.solutions__title { font: 700 2.25rem/1.05 var(--font-display); letter-spacing: -.03em; }
.item { display: grid; grid-template-columns: 72px minmax(0, 1fr) 260px; gap: 28px; padding: 32px 0; border-top: 1px solid var(--border-subtle); }
.item--first { border-top: 2px solid var(--ink); }
.item--last { border-bottom: 1px solid var(--border-subtle); }
.item__no { font: 700 1.1rem var(--font-display); color: var(--text-muted); }
.item__content { display: flex; flex-direction: column; gap: 10px; }
.item__name { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; }
.item__name h3 { font: 700 1.6rem var(--font-display); letter-spacing: -.02em; }
.item__icon { width: 32px; height: 32px; display: block; }
.item__note { font-size: .75rem; font-weight: 500; color: var(--text-muted); }
.pill { padding: 3px 9px; border-radius: 999px; background: var(--sunken); color: var(--text-secondary); font-size: .7rem; font-weight: 600; }
.item__tagline { font-weight: 600; font-size: 1rem; }
.item__desc { font-size: .95rem; line-height: 1.7; color: var(--text-secondary); text-wrap: pretty; }
.item__cta { display: flex; justify-content: flex-end; align-items: flex-start; }

/* Notify form */
.notify { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; max-width: 640px; }
.input { flex: 1 1 240px; height: 48px; padding: 0 16px; border: 1px solid var(--border-default); border-radius: 10px; font: 400 .95rem var(--font-sans); color: var(--text-primary); background: #fff; outline: none; }
.input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px #eaf1ff; }
.input[aria-invalid="true"] { border-color: var(--red); }
.notify__error { flex-basis: 100%; font-size: .85rem; color: var(--red); }
.notify__ok { display: flex; gap: 10px; align-items: center; margin-top: 8px; color: var(--green); font-weight: 600; }

.notify__ok[hidden] {
    display: none;
}

/* Help */
.help { margin: 48px 0 64px; background: var(--sunken); border-radius: 24px; padding: 48px 56px; display: flex; align-items: center; gap: 40px; }
.help__copy { flex: 1; display: flex; flex-direction: column; gap: 10px; }
.help__title { font: 700 2rem var(--font-display); letter-spacing: -.02em; }
.help__text { font-size: 1rem; line-height: 1.6; max-width: 620px; }
.help__contacts { display: flex; flex-wrap: wrap; gap: 28px; margin-top: 10px; }
.help__contacts a { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; text-decoration: none; }
.help__contacts a:hover { text-decoration: underline; }

/* Responsive */
@media (max-width: 1080px) {
  :root { --gutter: 40px; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__glow { top: auto; bottom: -200px; right: -200px; }
  .hero__visual { min-height: 440px; }
  .solutions { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 720px) {
  :root { --gutter: 20px; }
  .hero { padding: 48px 0 56px; }
  .hero__visual { display: none; }
  .item { grid-template-columns: 1fr; gap: 14px; }
  .item__cta { justify-content: flex-start; }
  .item__cta:empty { display: none; }
  .help { flex-direction: column; align-items: flex-start; padding: 32px 24px; }
  .topbar__next span { display: none; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }