:root {
  --bg: #080808;
  --surface: #111315;
  --surface-2: #15181a;
  --line: #252a2d;
  --line-soft: rgba(255,255,255,.08);
  --text: #f4f7f2;
  --muted: #9aa0a6;
  --muted-2: #687077;
  --primary: #7ec46a;
  --primary-strong: #92db77;
  --radius: 20px;
  --radius-lg: 32px;
  --shadow: 0 24px 80px rgba(0,0,0,.45);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-width: 320px;
  font-family: Inter, Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, rgba(126,196,106,.12), transparent 26rem),
    radial-gradient(circle at 85% 12%, rgba(126,196,106,.08), transparent 20rem),
    var(--bg);
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }

.page-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(8,8,8,0) 0%, var(--bg) 92%);
  z-index: -1;
}

.section-shell {
  width: min(100% - 32px, 1160px);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  width: min(100% - 24px, 1200px);
  min-height: 76px;
  margin: 12px auto 0;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid transparent;
  border-radius: 22px;
  background: rgba(8,8,8,.64);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  transition: border-color .2s ease, background .2s ease;
}
.site-header.is-scrolled { border-color: var(--line-soft); background: rgba(8,8,8,.82); }
.brand { width: 148px; flex: 0 0 auto; }
.brand img { height: auto; }

 .top-actions { display: flex; align-items: center; gap: 10px; }
.login-link {
  min-height: 44px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  background: rgba(17,19,21,.78);
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}
.login-link:hover { border-color: rgba(126,196,106,.42); background: rgba(126,196,106,.1); transform: translateY(-1px); }

.hero {
  min-height: calc(100vh - 96px);
  padding: 42px 0 56px;
  display: grid;
  align-items: center;
  gap: 28px;
}
.hero-copy { max-width: 640px; }
.eyebrow {
  margin: 0 0 12px;
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin-bottom: 16px;
  font-size: clamp(44px, 13vw, 74px);
  line-height: .96;
  letter-spacing: -.07em;
}
h2 { margin-bottom: 0; font-size: clamp(28px, 7vw, 48px); line-height: 1.05; letter-spacing: -.05em; }
h3 { margin: 0; font-size: 17px; line-height: 1.25; }
.lead { margin-bottom: 26px; color: #d7ddd4; font-size: clamp(18px, 5vw, 24px); letter-spacing: -.02em; }
.hero-actions { display: grid; gap: 12px; margin-bottom: 28px; }
.button {
  min-height: 52px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 18px;
  border: 1px solid transparent;
  font-weight: 800;
  letter-spacing: -.01em;
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}
.button:hover { transform: translateY(-1px); }
.button svg { width: 18px; height: 18px; fill: currentColor; }
.button-primary { background: var(--primary); color: #071007; box-shadow: 0 12px 34px rgba(126,196,106,.18); }
.button-primary:hover { background: var(--primary-strong); }
.button-secondary { border-color: var(--line); background: rgba(17,19,21,.72); color: var(--text); }
.joke { margin: 0; color: var(--muted); font-size: 15px; }
.joke span { color: var(--primary); font-weight: 700; }

.hero-art { min-height: 360px; }
.forest-card {
  height: min(72vh, 620px);
  min-height: 360px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(8,8,8,.08), rgba(8,8,8,.58)),
    radial-gradient(circle at 60% 24%, rgba(126,196,106,.13), transparent 17rem),
    url("assets/birch-bg.png") center / cover no-repeat;
  box-shadow: inset 0 0 80px rgba(0,0,0,.42), var(--shadow);
  overflow: hidden;
}

.glass-card {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(21,24,26,.86), rgba(14,16,18,.86));
  box-shadow: 0 18px 60px rgba(0,0,0,.28);
}
.about-card { padding: 24px; display: grid; gap: 24px; }
.section-title { display: grid; gap: 16px; align-content: start; }
.leaf-icon {
  width: 28px;
  height: 28px;
  display: inline-block;
  background: var(--primary);
  -webkit-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M19.5 3.5C12.2 3.9 7.2 7.1 6.2 12.9 3.9 10.5 2.1 8.1 1.6 5.7c-.1-.5.3-.9.8-.8 3.2.6 6.1 2.7 8.3 5.8 1.2-3 3.8-5.1 8.2-6.1.6-.1 1 .3.6.9ZM7.9 15c2.1-3.4 5.6-5.7 10.6-6.8-1.8 4.7-5.2 7.6-9.8 8.1 2.1 1 4.1 2.4 5.8 4.2.4.4.1 1.1-.5 1.1-3.5-.1-6.6-1.9-8.8-5.1-1.3 1.2-2.3 2.6-3 4.2-.2.5-1 .4-1-.2.2-3.5 2-6.8 5-9.3.3 1.2.9 2.5 1.7 3.8Z'/%3E%3C/svg%3E") center / contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M19.5 3.5C12.2 3.9 7.2 7.1 6.2 12.9 3.9 10.5 2.1 8.1 1.6 5.7c-.1-.5.3-.9.8-.8 3.2.6 6.1 2.7 8.3 5.8 1.2-3 3.8-5.1 8.2-6.1.6-.1 1 .3.6.9ZM7.9 15c2.1-3.4 5.6-5.7 10.6-6.8-1.8 4.7-5.2 7.6-9.8 8.1 2.1 1 4.1 2.4 5.8 4.2.4.4.1 1.1-.5 1.1-3.5-.1-6.6-1.9-8.8-5.1-1.3 1.2-2.3 2.6-3 4.2-.2.5-1 .4-1-.2.2-3.5 2-6.8 5-9.3.3 1.2.9 2.5 1.7 3.8Z'/%3E%3C/svg%3E") center / contain no-repeat;
}
.about-text { color: #c1c7c2; font-size: 15px; }
.about-text p { margin-bottom: 14px; }
.about-text ul { margin: 0 0 16px; padding-left: 20px; color: var(--text); }
.about-text li::marker { color: var(--primary); }
.about-text strong { color: var(--text); }

.section-heading { margin: 62px 0 20px; }
.steps-grid { display: grid; gap: 14px; }
.step-card { min-height: 118px; padding: 20px; display: grid; grid-template-columns: auto 54px 1fr; align-items: center; gap: 16px; }
.step-number { color: var(--primary); font-weight: 800; letter-spacing: .04em; }
.step-icon { width: 54px; height: 54px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; background: rgba(255,255,255,.03); }
.step-icon svg { width: 25px; height: 25px; fill: #dbe1db; }

.account-card { margin-top: 44px; padding: 24px; display: grid; gap: 24px; }
.account-copy p:not(.eyebrow) { color: var(--muted); }
.account-copy .button { width: 100%; margin-top: 12px; }
.features-list { display: grid; }
.features-list a {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line-soft);
  color: #dce2dd;
  font-weight: 650;
}
.features-list a:first-child { border-top: 1px solid var(--line-soft); }
.features-list strong { color: var(--muted-2); font-size: 20px; font-weight: 500; }
.features-list a:hover strong { color: var(--primary); }
.login-form {
  display: grid;
  gap: 14px;
}

.form-field {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.form-field input {
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  outline: 0;
  background: rgba(255,255,255,.035);
  color: var(--text);
  transition: border-color .18s ease, background .18s ease;
}

.form-field input:focus {
  border-color: rgba(126,196,106,.48);
  background: rgba(126,196,106,.08);
}

.form-error {
  margin: 0;
  color: #ffb4a8;
  font-size: 14px;
  font-weight: 700;
}

.login-submit { width: 100%; }


.info-grid { display: grid; gap: 16px; }
.info-card-main { min-width: 0; }
.compact-info-card { padding: 24px; color: #c1c7c2; }
.compact-info-card h3 { margin: 12px 0 14px; color: var(--text); font-size: 24px; letter-spacing: -.04em; }
.compact-info-card p { margin-bottom: 14px; font-size: 15px; }
.leaf-icon.small { width: 24px; height: 24px; }
.section-heading-tight { margin-top: 18px; }
.page-links { margin-top: 44px; display: grid; gap: 16px; }
.page-link-card { padding: 24px; display: grid; gap: 8px; }
.page-link-card strong { font-size: 24px; line-height: 1.1; letter-spacing: -.04em; }
.page-link-card span:last-child { color: var(--muted); }
.inner-hero { padding: 72px 0 28px; }
.inner-hero h1 { max-width: 840px; }
.inner-hero .lead { max-width: 620px; }
.steps-grid-large .step-card { grid-template-columns: 1fr; align-items: start; align-content: start; min-height: 220px; }
.steps-grid-large .step-card p { margin: 0; color: var(--muted); }
.center-action { margin-top: 24px; display: flex; justify-content: center; }
.account-page-card { margin-top: 0; }

.site-footer { padding: 46px 0 34px; color: var(--muted-2); font-size: 13px; }
.site-footer nav { display: grid; gap: 12px; margin-bottom: 18px; }
.site-footer a:hover { color: var(--text); }
.site-footer p { margin: 0; }

@media (min-width: 560px) {
  .hero-actions { display: flex; }
  .button { width: auto; }
  .account-copy .button { width: auto; }
}

@media (min-width: 860px) {
  .section-shell { width: min(100% - 64px, 1160px); }
  .site-header { padding: 12px 18px; }
  .brand { width: 158px; }
  .hero { grid-template-columns: .88fr 1.12fr; padding: 72px 0 72px; gap: 56px; }
  .forest-card { background-position: 48% center; }
  .about-card { grid-template-columns: .34fr .66fr; padding: 34px; }
  .about-text { columns: 1; font-size: 16px; }
  .steps-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .step-card { min-height: 144px; grid-template-columns: 1fr; align-content: start; align-items: start; }
  .step-number { font-size: 20px; }
  .account-card { grid-template-columns: .85fr 1.15fr; align-items: center; padding: 34px; }
  .site-footer { display: flex; align-items: center; justify-content: space-between; }
  .site-footer nav { display: flex; gap: 28px; margin: 0; }
}

@media (min-width: 860px) {
  .info-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .info-card-main { grid-column: 1 / -1; }
  .page-links { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .inner-hero { padding-top: 96px; }
}

@media (min-width: 1120px) {
  h1 { font-size: 76px; }
  .hero { min-height: 760px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}

/* Account dashboard */
.account-dashboard {
  margin-top: 18px;
  display: grid;
  gap: 18px;
}

.dashboard-card {
  padding: 22px;
}

.dashboard-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.dashboard-card-header h2 {
  font-size: clamp(24px, 5vw, 34px);
}

.secure-chip,
.tariff-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(126,196,106,.25);
  border-radius: 999px;
  background: rgba(126,196,106,.10);
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.credential-list {
  display: grid;
  gap: 10px;
}

.credential-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 16px;
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  background: rgba(255,255,255,.025);
}

.credential-label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.credential-value {
  overflow: hidden;
  color: var(--text);
  background: transparent;
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 15px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.copy-button,
.sbp-button {
  min-height: 42px;
  border: 0;
  border-radius: 14px;
  background: var(--primary);
  color: #071007;
  cursor: pointer;
  font-weight: 850;
  transition: transform .18s ease, background .18s ease, opacity .18s ease;
}

.copy-button:hover,
.sbp-button:hover { transform: translateY(-1px); background: var(--primary-strong); }
.copy-button.is-copied { background: #d8f7ce; }

.subscription-summary {
  display: grid;
  gap: 12px;
}

.summary-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px;
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  background: rgba(255,255,255,.025);
}

.summary-line span { color: var(--muted); font-weight: 700; }
.summary-line strong { text-align: right; }

.payment-accordion summary {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  cursor: pointer;
  list-style: none;
  color: var(--text);
  font-size: clamp(22px, 5vw, 30px);
  font-weight: 850;
  letter-spacing: -.04em;
}

.payment-accordion summary::-webkit-details-marker { display: none; }

.accordion-hint {
  min-height: 34px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
}

.payment-accordion[open] .accordion-hint::before { content: "Скрыть"; }
.payment-accordion[open] .accordion-hint { font-size: 0; }
.payment-accordion:not([open]) .accordion-hint::before { content: ""; }

.payment-grid {
  display: grid;
  gap: 14px;
  padding-top: 16px;
}

.payment-plan {
  padding: 18px;
  display: grid;
  gap: 18px;
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.02));
}


.payment-plan-head {
  min-height: 72px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 18px;
}

.payment-sbp-logo {
  width: min(34vw, 112px);
  height: auto;
  margin-top: 2px;
  opacity: .96;
}
.payment-price {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
  font-size: 32px;
  line-height: 1;
  letter-spacing: -.05em;
}

.payment-plan p { margin: 0; color: var(--muted); }

.sbp-button {
  width: 100%;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}


.quick-instructions a,
.instruction-panel a {
  color: var(--primary);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-color: rgba(126,196,106,.35);
  text-underline-offset: 3px;
}

.instruction-columns {
  display: grid;
  gap: 14px;
}

.instruction-panel {
  padding: 18px;
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  background: rgba(255,255,255,.025);
}

.instruction-panel h3 {
  margin-bottom: 14px;
  font-size: 20px;
}

.instruction-panel ol {
  margin: 0;
  padding-left: 22px;
  color: #c1c7c2;
}

.instruction-panel li { margin-bottom: 12px; }
.instruction-panel li:last-child { margin-bottom: 0; }
.instruction-panel li::marker { color: var(--primary); font-weight: 850; }

@media (min-width: 720px) {
  .credential-row {
    grid-template-columns: 150px minmax(0, 1fr) auto;
    align-items: center;
  }
  .copy-button { padding: 0 16px; }
  .payment-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 860px) {
  .account-dashboard { gap: 24px; }
  .dashboard-card { padding: 34px; }
  .subscription-card { max-width: none; }
  .instruction-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
}

@media (max-width: 520px) {
  .dashboard-card-header { display: grid; }
  .secure-chip { width: max-content; }
  .summary-line { display: grid; }
  .summary-line strong { text-align: left; }
}

@media (max-width: 420px) {
  .payment-plan-head {
    min-height: 96px;
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .payment-sbp-logo {
    width: 112px;
  }
}