/* 7k1279q.buzz — каркас «Лента» (шаблон 02). Префикс .arbor-, палитра бренда 7К. */

:root {
  --bg: #15131a;
  --bg2: #1b1822;      /* фон чётных полос */
  --card: #201d29;
  --line: #2d2838;
  --line2: #443d54;
  --tx: #f0edf5;
  --tx2: #a9a2b5;
  --tx3: #7c7489;
  --acc: #93d13d;
  --acc2: #e3dfe8;
}

* { box-sizing: border-box }
html { scroll-behavior: smooth }
body {
  margin: 0;
  font: 16px/1.7 "Newsreader", ui-serif, Georgia, "Times New Roman", serif;
  color: var(--tx); background: var(--bg); -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: "Sofia Sans", system-ui, "Segoe UI", sans-serif; line-height: 1.2; margin: 0 0 14px }
p { margin: 0 0 14px }
a { color: var(--acc2); text-decoration: none }
a:hover { text-decoration: underline }

.arbor-skip { position: absolute; top: -44px; left: 12px; background: var(--acc); color: #14200a; padding: 9px 14px; z-index: 99 }
.arbor-skip:focus { top: 12px }
.arbor-w { max-width: 1120px; margin: 0 auto; padding: 0 22px }

.arbor-top { position: sticky; top: 0; z-index: 50; background: rgba(21, 19, 26, .94); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line) }
.arbor-top__in { max-width: 1120px; margin: 0 auto; padding: 12px 22px; display: flex; align-items: center; gap: 18px }
.arbor-brand { display: flex; align-items: center; gap: 11px; color: var(--tx) }
.arbor-brand svg { width: 34px; height: 34px }
.arbor-brand__n { font-family: "Sofia Sans", sans-serif; font-size: 18px; line-height: 1 }
.arbor-brand__s { display: block; font-size: 10px; letter-spacing: 2.2px; text-transform: uppercase; color: var(--tx3); margin-top: 5px }
.arbor-nav { display: flex; gap: 17px; margin-left: auto; flex-wrap: wrap }
.arbor-nav a { color: var(--tx2); font-size: 14px; min-height: 44px; display: inline-flex; align-items: center }

.arbor-b { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 12px 22px; font-family: "Sofia Sans", sans-serif; font-size: 14px; border-radius: 999px; border: 1px solid transparent }
.arbor-b--go { background: var(--acc); color: #14200a; font-weight: 600 }
.arbor-b--gh { border-color: var(--line2); color: var(--tx) }
.arbor-b--sm { padding: 9px 17px; font-size: 13px; background: var(--card); border-color: var(--line2) }
.arbor-b--lg { padding: 15px 30px; font-size: 15px }

/* лента показателей */
.arbor-rail { display: flex; overflow-x: auto; border-bottom: 1px solid var(--line); background: var(--bg2) }
.arbor-rail__i { flex: 1 0 auto; min-width: 170px; padding: 12px 20px; border-right: 1px solid var(--line) }
.arbor-rail__v { display: block; font-family: "Sofia Sans", sans-serif; font-size: 16px; color: var(--acc) }
.arbor-rail__k { font-size: 11.5px; text-transform: uppercase; letter-spacing: .6px; color: var(--tx3) }

/* герой */
.arbor-hero { padding: 52px 0 56px }
.arbor-hero h1 { font-size: clamp(27px, 4vw, 44px); max-width: 20ch }
.arbor-hero__p { color: var(--tx2); font-size: 17px; max-width: 70ch }
.arbor-hero__cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 22px 0 26px }
.arbor-quick { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px }
.arbor-quick a { border: 1px solid var(--line); background: var(--card); padding: 15px; color: var(--tx); border-radius: 14px }
.arbor-quick__t { display: block; font-family: "Sofia Sans", sans-serif; font-size: 14.5px; margin-bottom: 4px }
.arbor-quick__d { font-size: 12.5px; color: var(--tx3) }

/* полосы */
.arbor-band { padding: 52px 0; border-top: 1px solid var(--line) }
.arbor-band--alt { background: var(--bg2) }
.arbor-band__k { font-family: "Sofia Sans", sans-serif; font-size: 11.5px; letter-spacing: 2.8px; text-transform: uppercase; color: var(--acc); margin: 0 0 11px }
.arbor-band h2 { font-size: clamp(22px, 2.9vw, 32px); max-width: 26ch }
.arbor-p { color: var(--tx2); font-size: 16.5px; max-width: 80ch }
.arbor-note { color: var(--tx3); font-size: 14px; max-width: 78ch }

/* карточные сетки */
.arbor-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 13px; margin-top: 20px }
.arbor-grid--3 { grid-template-columns: repeat(3, 1fr) }
.arbor-card { border: 1px solid var(--line); background: var(--card); border-radius: 16px; padding: 16px }
.arbor-card h3 { font-size: 15px; margin-bottom: 4px }
.arbor-card__sub { font-size: 12.5px; color: var(--acc2); margin: 0 0 8px }
.arbor-card p { font-size: 13.5px; color: var(--tx2); margin: 0 }
.arbor-chip { display: inline-block; font-size: 11.5px; padding: 3px 9px; border: 1px solid var(--line2); border-radius: 999px; color: var(--tx3); margin-right: 6px }

/* нумерованная лента шагов */
.arbor-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 20px; border: 1px solid var(--line); border-radius: 16px; overflow: hidden }
.arbor-steps__s { padding: 18px; border-right: 1px solid var(--line); background: var(--card) }
.arbor-steps__s:last-child { border-right: 0 }
.arbor-steps__n { font-family: "Sofia Sans", sans-serif; font-size: 26px; color: var(--line2); line-height: 1; margin-bottom: 10px }
.arbor-steps__s h3 { font-size: 15px; margin-bottom: 6px }
.arbor-steps__s p { font-size: 14px; color: var(--tx2); margin: 0 }

/* таблицы */
.arbor-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; margin-top: 20px }
.arbor-t { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 560px }
.arbor-t th { text-align: left; font-family: "Sofia Sans", sans-serif; font-size: 11.5px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--tx3); padding: 12px; border-bottom: 1px solid var(--line2) }
.arbor-t td { padding: 12px; border-bottom: 1px solid var(--line); color: var(--tx2) }
.arbor-t td:first-child { color: var(--tx) }

/* пары плашек, отзывы */
.arbor-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 20px }
.arbor-rev { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 20px }
.arbor-rev__c { border: 1px solid var(--line); border-radius: 16px; background: var(--card); padding: 17px }
.arbor-rev__c p { font-size: 14.5px; color: var(--tx2) }
.arbor-rev__m { font-size: 12.5px; color: var(--tx3); border-top: 1px solid var(--line); padding-top: 9px }

/* CTA-полоса, FAQ, футер */
.arbor-cta { padding: 46px 0; border-top: 1px solid var(--line); background: linear-gradient(100deg, rgba(147, 209, 61, .14), transparent) }
.arbor-cta__in { display: flex; justify-content: space-between; align-items: center; gap: 22px; flex-wrap: wrap }
.arbor-cta p { font-family: "Sofia Sans", sans-serif; font-size: clamp(19px, 2.4vw, 26px); margin: 0; max-width: 30ch }
.arbor-faq { margin-top: 20px }
.arbor-faq details { border: 1px solid var(--line); background: var(--card); border-radius: 14px; padding: 15px 17px; margin-bottom: 11px }
.arbor-faq summary { cursor: pointer; font-family: "Sofia Sans", sans-serif; font-size: 14.5px; list-style: none; min-height: 44px; display: flex; align-items: center }
.arbor-faq summary::-webkit-details-marker { display: none }
.arbor-faq summary::after { content: " +"; color: var(--acc); margin-left: auto }
.arbor-faq details[open] summary::after { content: " −"; color: var(--acc2) }
.arbor-faq p { margin: 10px 0 0; font-size: 14.5px; color: var(--tx2) }
.arbor-auth { padding: 46px 0; border-top: 1px solid var(--line) }
.arbor-auth p { color: var(--tx2); font-size: 14.5px; max-width: 90ch }
.arbor-f { padding: 36px 0 54px; font-size: 13.5px; color: var(--tx3); border-top: 1px solid var(--line) }
.arbor-f__g { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 26px; margin-bottom: 22px }
.arbor-f h4 { font-family: "Sofia Sans", sans-serif; font-size: 12px; letter-spacing: 1.6px; text-transform: uppercase; color: var(--tx2); margin-bottom: 10px }
.arbor-f ul { list-style: none; padding: 0; margin: 0 }
.arbor-f li { margin-bottom: 6px }
.arbor-18 { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 999px; border: 1px solid var(--acc); color: var(--acc); font-family: "Sofia Sans", sans-serif; margin-bottom: 10px }
.arbor-f__law { border-top: 1px solid var(--line); padding-top: 18px; line-height: 1.75 }

@media (max-width: 1000px) {
  .arbor-grid, .arbor-grid--3 { grid-template-columns: repeat(2, 1fr) }
  .arbor-quick, .arbor-steps, .arbor-duo, .arbor-rev, .arbor-f__g { grid-template-columns: 1fr }
  .arbor-steps__s { border-right: 0; border-bottom: 1px solid var(--line) }
}
@media (max-width: 600px) {
  .arbor-top__in { flex-wrap: wrap; padding: 10px 15px }
  .arbor-nav { width: 100%; order: 3; margin-left: 0; gap: 13px }
  .arbor-w, .arbor-top__in { padding-left: 15px; padding-right: 15px }
  .arbor-grid, .arbor-grid--3 { grid-template-columns: 1fr }
  .arbor-band { padding: 40px 0 }
  .arbor-t { font-size: 13.5px }
  .arbor-t th, .arbor-t td { padding: 9px 8px }
}