/* Фирменный стиль KARDAKOVA COACH */
:root {
  --bg: #F8F7F5;
  --bg-2: #ECEAE8;
  --card: #FFFFFF;
  --taupe: #6B5F58;
  --blue: #005782;
  --blue-deep: #003A58;
  --slate: #778188;
  --line: #D1D8DA;
  --ink: #2B2622;
  --ink-2: #6E777D;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0F1417; --bg-2: #161D21; --card: #161E23; --taupe: #C9BCB3;
    --blue: #6FB3DB; --blue-deep: #0A2B3D; --slate: #93A0A8; --line: #26323A;
    --ink: #EFF3F4; --ink-2: #93A0A8;
  }
}
:root[data-theme="dark"] {
  --bg: #0F1417; --bg-2: #161D21; --card: #161E23; --taupe: #C9BCB3;
  --blue: #6FB3DB; --blue-deep: #0A2B3D; --slate: #93A0A8; --line: #26323A;
  --ink: #EFF3F4; --ink-2: #93A0A8;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 17px/1.6 Inter, system-ui, -apple-system, sans-serif;
  letter-spacing: -.005em; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
@media (max-width: 600px) { .wrap { padding: 0 16px; } }

/* шапка */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 16px; }
.logo { display: block; width: 190px; height: 18px; background: var(--taupe);
  -webkit-mask: url(img/wordmark.png) left center / contain no-repeat; mask: url(img/wordmark.png) left center / contain no-repeat; }
.nav { display: flex; gap: 22px; font-size: 14px; }
.nav a { color: var(--ink); }
.nav a[aria-current] { color: var(--blue); }
@media (max-width: 760px) {
  .logo { width: 140px; }
  .nav { gap: 14px; font-size: 13px; }
  .nav .hide-m { display: none; }
}

/* типографика */
h1, h2, h3 { font-weight: 300; letter-spacing: -.025em; line-height: 1.12; margin: 0; }
h1 { font-size: clamp(36px, 5.6vw, 64px); }
h2 { font-size: clamp(28px, 3.8vw, 42px); margin-bottom: 28px; }
h3 { font-size: 21px; font-weight: 500; letter-spacing: -.01em; margin-bottom: 8px; }
p { margin: 0 0 14px; }
.lead { font-size: clamp(18px, 2vw, 21px); color: var(--ink-2); max-width: 640px; }
.kicker { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--taupe); margin-bottom: 18px; }
.kicker::before { content: "[ "; } .kicker::after { content: " ]"; }
.muted { color: var(--ink-2); }

section { padding: 88px 0; border-top: 1px solid var(--line); }
@media (max-width: 600px) { section { padding: 60px 0; } }

/* герой */
.hero { padding: 64px 0 80px; border-top: 0; }
.hero .wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.hero .photo { position: relative; }
.hero .photo img { aspect-ratio: 2 / 3; object-fit: cover; width: 100%; }
.hero .photo::before, .hero .photo::after { content: ""; position: absolute; width: 36px; height: 36px; border: 1px solid var(--blue); }
.hero .photo::before { top: -12px; left: -12px; border-right: 0; border-bottom: 0; }
.hero .photo::after { bottom: -12px; right: -12px; border-left: 0; border-top: 0; }
.hero h1 { margin-bottom: 22px; }
.creds { display: flex; flex-wrap: wrap; gap: 8px; margin: 26px 0 30px; padding: 0; list-style: none; }
.creds li { font-size: 13px; border: 1px solid var(--line); padding: 6px 12px; color: var(--ink-2); }
@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; }
  .hero .photo { max-width: 420px; }
}

.btn { display: inline-block; background: var(--blue); color: #fff; padding: 15px 26px; font-size: 15px; font-weight: 500; }
.btn:hover { background: var(--blue-deep); text-decoration: none; }
.btn.ghost { background: transparent; color: var(--blue); border: 1px solid var(--blue); }
.btn.ghost:hover { background: var(--blue); color: #fff; }
.btns { display: flex; flex-wrap: wrap; gap: 12px; }

/* сетки карточек */
.grid { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c4 { grid-template-columns: repeat(4, 1fr); }
.cell { background: var(--bg); padding: 30px 28px; }
.cell .num { font-size: 13px; color: var(--taupe); margin-bottom: 18px; display: block; }
.cell p:last-child { margin-bottom: 0; }
.cell .more { display: inline-block; margin-top: 10px; font-size: 15px; }
@media (max-width: 860px) { .grid.c3, .grid.c4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid.c2, .grid.c3, .grid.c4 { grid-template-columns: 1fr; } .cell { padding: 24px 20px; } }

.stat { font-size: clamp(34px, 4vw, 48px); font-weight: 300; color: var(--blue); letter-spacing: -.03em; line-height: 1; margin-bottom: 10px; }

/* кейсы */
.case .who { font-size: 14px; color: var(--ink-2); margin-bottom: 10px; }
.case .res { font-size: 24px; font-weight: 400; color: var(--blue); letter-spacing: -.02em; margin-bottom: 14px; }
.case blockquote { margin: 0; font-style: normal; color: var(--ink); }

/* вопросы */
.faq { max-width: 820px; }
.faq details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq summary { cursor: pointer; font-size: 19px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::after { content: "+"; color: var(--blue); font-weight: 300; font-size: 24px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq summary::-webkit-details-marker { display: none; }
.faq details p { margin: 14px 0 0; color: var(--ink-2); }

.split { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: start; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 32px; } }

.cta { background: var(--blue-deep); color: #fff; border-top: 0; }
.cta h2 { color: #fff; }
.cta .lead { color: rgba(255,255,255,.75); }
.cta .btn { background: #fff; color: var(--blue-deep); }
.cta .btn.ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }

footer { padding: 48px 0 60px; font-size: 14px; color: var(--ink-2); border-top: 1px solid var(--line); }
footer .cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
footer h4 { font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--taupe); font-weight: 500; margin: 0 0 12px; }
footer ul { list-style: none; padding: 0; margin: 0; }
footer li { margin-bottom: 6px; }
footer .tag { margin-top: 36px; color: var(--taupe); letter-spacing: .1em; }
@media (max-width: 760px) { footer .cols { grid-template-columns: 1fr 1fr; } }

/* статьи */
.narrow { max-width: 780px; }
.post { padding: 48px 0 80px; }
.post h1 { font-size: clamp(32px, 4.4vw, 50px); margin-bottom: 16px; }
.post h2 { font-size: clamp(24px, 3vw, 30px); margin: 44px 0 16px; }
.post ul, .post ol { padding-left: 22px; margin: 0 0 16px; }
.post li { margin-bottom: 8px; }
.post .lead { margin: 22px 0 8px; color: var(--ink); }
.crumbs { font-size: 13px; color: var(--ink-2); margin-bottom: 22px; }
.crumbs a { color: var(--ink-2); }
.byline { font-size: 14px; color: var(--taupe); }
.note { font-size: 14px; color: var(--ink-2); border-left: 2px solid var(--line); padding-left: 14px; margin-top: 36px; }
.cta-box { margin: 44px 0 0; padding: 28px; border: 1px solid var(--blue); position: relative; }
.cta-box h3 { margin-bottom: 10px; }
.cta-box p { color: var(--ink-2); }
.related { list-style: none; padding: 0 !important; }
.related li { border-bottom: 1px solid var(--line); padding: 12px 0; margin: 0; }
.post-card { display: block; color: var(--ink); }
.post-card:hover { text-decoration: none; background: var(--card); }
.post-card h3 { font-size: 18px; }
.post-card p { font-size: 15px; }