/* ---------- Шрифты: самостоятельный хостинг, подмножества по unicode-range ---------- */
@font-face { font-family: Piazzolla; src: url(/fonts/piazzolla-cyrillic-wght-normal.woff2) format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: Piazzolla; src: url(/fonts/piazzolla-latin-wght-normal.woff2) format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+0000-00FF, U+2000-206F, U+20AC, U+2122; }
@font-face { font-family: Piazzolla; src: url(/fonts/piazzolla-latin-ext-wght-normal.woff2) format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+20BD; }
@font-face { font-family: Piazzolla; font-style: italic; src: url(/fonts/piazzolla-cyrillic-wght-italic.woff2) format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: Onest; src: url(/fonts/onest-cyrillic-wght-normal.woff2) format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: Onest; src: url(/fonts/onest-latin-wght-normal.woff2) format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+0000-00FF, U+2000-206F, U+20AC, U+2122; }
@font-face { font-family: Onest; src: url(/fonts/onest-latin-ext-wght-normal.woff2) format("woff2"); font-weight: 100 900; font-display: swap; unicode-range: U+20BD; }

/* ---------- Токены ---------- */
:root {
  color-scheme: light;
  --paper: #f4f5f1;
  --sheet: #ffffff;
  --ink: #14171f;
  --ink-2: #474c59;
  --ink-3: #666b78;
  --rule: #d8dad2;
  --pen: #2533d6;
  --pen-dark: #1a25a8;
  --pen-tint: #e9ebfc;
  --marker: #f1ec6f;
  --display: Piazzolla, Georgia, "Times New Roman", serif;
  --text: Onest, system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --gutter: clamp(1rem, 0.4rem + 3vw, 3.5rem);
  --sec: clamp(3.5rem, 2rem + 6vw, 7.5rem);
  --radius: 6px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  /* штрих шариковой ручки: чуть неровная линия вместо идеальной черты */
  --stroke: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 10' preserveAspectRatio='none'%3E%3Cpath d='M1 6.4C18 5.2 31 6.6 49 4.6S83 3.8 99 2.8' fill='none' stroke='%232533d6' stroke-width='1.7' stroke-linecap='round' vector-effect='non-scaling-stroke'/%3E%3C/svg%3E");
}

/* ---------- База ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 4.25rem; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--text);
  font-size: 1.0625rem;
  line-height: 1.55;
  font-size-adjust: from-font;
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
}
h1, h2, h3, h4, p, ul, ol, dl, dd, figure, blockquote { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration-color: color-mix(in srgb, currentColor 35%, transparent); text-decoration-thickness: 1px; text-underline-offset: .2em; transition: color .15s, text-decoration-color .15s; }
a:hover { color: var(--pen); text-decoration-color: currentColor; }
:focus-visible { outline: 2px solid var(--pen); outline-offset: 3px; border-radius: 2px; }
h1, h2, h3 { font-family: var(--display); font-weight: 400; text-wrap: balance; }
h1 { font-size: clamp(2.5rem, 1.6rem + 3.1vw, 4.375rem); line-height: 1.06; letter-spacing: -.018em; }
h2 { font-size: clamp(2rem, 1.45rem + 2.3vw, 3.25rem); line-height: 1.08; letter-spacing: -.012em; }
h3 { font-size: clamp(1.3rem, 1.15rem + .6vw, 1.6rem); line-height: 1.2; }
p { text-wrap: pretty; }
@media (min-width: 36rem) { .nowrap { white-space: nowrap; } }
mark { background: var(--marker); color: inherit; padding: 0 .12em; -webkit-box-decoration-break: clone; box-decoration-break: clone; }

.wrap { width: min(100%, 86rem); margin-inline: auto; padding-inline: var(--gutter); }
.vh { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip { position: absolute; left: 1rem; top: -4rem; z-index: 20; padding: .6rem 1rem; background: var(--ink); color: #fff; border-radius: var(--radius); }
.skip:focus { top: .75rem; color: #fff; }

/* ---------- Кнопки и ссылки ---------- */
.arr { flex: none; transition: transform .2s var(--ease); }
.ext { display: inline-block; flex: none; margin-left: .35em; opacity: .55; vertical-align: .05em; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .75em;
  min-height: 3.25rem; padding: .7rem 1.5rem; border: 0; border-radius: var(--radius);
  background: var(--pen); color: #fff; font: 500 1rem/1.2 var(--text); text-decoration: none; cursor: pointer;
  transition: background-color .15s, transform .1s;
}
.btn:hover { background: var(--pen-dark); color: #fff; }
.btn:hover .arr, .link:hover .arr, .crow:hover .crow__arrow .arr, .alist a:hover .arr { transform: translateX(4px); }
.btn:active { transform: translateY(1px); }
.btn--invert { background: #fff; color: var(--pen); }
.btn--invert:hover { background: var(--marker); color: var(--ink); }
.link { display: inline-flex; align-items: center; gap: .6em; font-weight: 500; text-decoration: none; }
.link--sm { font-size: .9375rem; }

/* ---------- Шапка ---------- */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--paper) 94%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.top.is-stuck { border-bottom-color: var(--rule); }
.top__row { display: flex; align-items: center; justify-content: space-between; gap: 2rem; min-height: 4.25rem; }
.logo { font-family: var(--display); font-size: 1.3125rem; font-weight: 500; letter-spacing: -.005em; text-decoration: none; white-space: nowrap; }
.nav { display: flex; align-items: center; gap: clamp(1rem, .2rem + 1.6vw, 2rem); font-size: .9375rem; }
.nav a { text-decoration: none; padding-block: .4rem; }
.nav a[aria-current="page"] { color: var(--pen); }
.nav__phone { font-weight: 500; font-variant-numeric: tabular-nums; margin-left: clamp(.25rem, 1vw, 1rem); white-space: nowrap; }
.burger { display: none; position: relative; width: 2.75rem; height: 2.75rem; margin-right: -.5rem; padding: 0; background: none; border: 0; color: inherit; cursor: pointer; }
.burger span[aria-hidden]::before, .burger span[aria-hidden]::after { content: ""; position: absolute; left: .55rem; right: .55rem; height: 1.5px; background: currentColor; transition: transform .2s var(--ease), top .2s var(--ease); }
.burger span[aria-hidden]::before { top: 1.05rem; }
.burger span[aria-hidden]::after { top: 1.6rem; }
.burger[aria-expanded="true"] span[aria-hidden]::before { top: 1.33rem; transform: rotate(45deg); }
.burger[aria-expanded="true"] span[aria-hidden]::after { top: 1.33rem; transform: rotate(-45deg); }

@media (max-width: 62rem) {
  .js .burger { display: block; }
  .js .nav { position: absolute; inset: 100% 0 auto 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: .5rem var(--gutter) 1.25rem; background: var(--paper); border-bottom: 1px solid var(--rule); font-size: 1.125rem; }
  .js .nav.is-open { display: flex; }
  .js .nav a { padding-block: .8rem; border-bottom: 1px solid var(--rule); }
  .js .nav .nav__phone { margin: 0; border: 0; }
  html:not(.js) .top__row { flex-wrap: wrap; padding-block: .75rem; }
  html:not(.js) .nav { flex-wrap: wrap; }
}

/* ---------- Первый экран ---------- */
.hero { padding-block: clamp(1.75rem, 1rem + 2.5vw, 3.5rem) 0; }
.hero__grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: start; }
/* заголовок считается от ширины колонки: «Интернет-маркетинг,» занимает около 10,9em и не должен доходить до выписки */
.hero__copy { container-type: inline-size; }
.hero__copy h1 { font-size: max(2.5rem, min(8.9cqi, 4.375rem)); }
.person { display: flex; align-items: center; gap: .85rem; margin-bottom: clamp(1.25rem, 1rem + 1.2vw, 2.25rem); color: var(--ink-2); font-size: .9375rem; line-height: 1.35; }
.person img { width: 3.25rem; height: 3.25rem; border-radius: 50%; object-fit: cover; }
.person b { display: block; color: var(--ink); font-weight: 600; }
.marker {
  background: linear-gradient(var(--marker), var(--marker)) no-repeat 0 72% / 100% .78em;
  padding-inline: .06em; margin-inline: -.06em;
  -webkit-box-decoration-break: clone; box-decoration-break: clone;
}
.lede { max-width: 38rem; margin-top: clamp(1.25rem, 1rem + 1vw, 2rem); color: var(--ink-2); font-size: clamp(1.0625rem, 1rem + .35vw, 1.3125rem); line-height: 1.5; }
.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 2rem; margin-top: clamp(1.5rem, 1rem + 1.5vw, 2.5rem); }

/* Выписка */
.sheet { background: var(--sheet); border: 1px solid var(--rule); border-radius: var(--radius); }
.sheet__title { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 1.1rem clamp(1.1rem, .8rem + 1vw, 1.75rem); border-bottom: 1px solid var(--ink); font-family: var(--text); font-size: .9375rem; font-weight: 600; letter-spacing: 0; line-height: 1.3; }
.sheet__title span { color: var(--ink-3); font-weight: 400; white-space: nowrap; }
.sheet__row { display: block; padding: 1.15rem clamp(1.1rem, .8rem + 1vw, 1.75rem) 1.25rem; border-bottom: 1px solid var(--rule); text-decoration: none; transition: background-color .15s; }
.sheet__row:hover { background: var(--pen-tint); color: inherit; }
.sheet__meta { display: block; color: var(--ink-3); font-size: .875rem; line-height: 1.35; }
.sheet__meta b { display: block; color: var(--ink); font-weight: 500; font-size: .9375rem; }
.sheet__vals { display: flex; align-items: baseline; gap: .7rem; flex-wrap: wrap; margin-top: .55rem; }
.sheet__vals .now { font-size: clamp(2.125rem, 1.7rem + 1.5vw, 3rem); }
.sheet__vals .was { font-size: clamp(1.125rem, 1rem + .4vw, 1.375rem); }
.sheet__foot { padding: 1rem clamp(1.1rem, .8rem + 1vw, 1.75rem) 1.15rem; color: var(--ink-2); font-size: .9375rem; line-height: 1.4; }
.sheet__foot b { color: var(--ink); font-weight: 600; }

/* Было → стало: фирменный приём сайта */
.was { position: relative; display: inline-block; color: var(--ink-3); font-family: var(--display); line-height: 1.1; white-space: nowrap; font-variant-numeric: lining-nums; }
.was::after { content: ""; position: absolute; inset: 0 -.14em; background: var(--stroke) center / 100% 100% no-repeat; pointer-events: none; }
.js [data-reveal] .was::after { clip-path: inset(0 100% 0 0); transition: clip-path .55s var(--ease) .15s; }
.js [data-reveal].is-in .was::after { clip-path: inset(0 0 0 0); }
.now { font-family: var(--display); font-weight: 400; line-height: 1; letter-spacing: -.015em; font-variant-numeric: lining-nums; white-space: nowrap; }

.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0 clamp(1rem, .5rem + 2vw, 2.5rem); margin-top: clamp(2.5rem, 1.5rem + 3vw, 4.5rem); padding-bottom: clamp(2rem, 1.5rem + 2vw, 3.5rem); color: var(--ink-2); font-size: .9375rem; line-height: 1.4; }
.fact { padding-top: .9rem; border-top: 1px solid var(--ink); }
.fact b { display: block; margin-bottom: .2rem; color: var(--ink); font-family: var(--display); font-size: 1.3125rem; font-weight: 500; line-height: 1.2; }

/* ---------- Секции ---------- */
.sec { padding-block: var(--sec); border-top: 1px solid var(--rule); }
.sec--white { background: var(--sheet); }
.sec--tight { padding-block: clamp(1.5rem, 1rem + 2vw, 3rem) var(--sec); border-top: 0; }
.sec__head { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 1rem clamp(2rem, 1rem + 4vw, 5rem); align-items: end; margin-bottom: clamp(2rem, 1.5rem + 2.2vw, 4rem); }
.sec__head p { max-width: 32rem; color: var(--ink-2); }
.sec__more { margin-top: clamp(1.5rem, 1rem + 1.5vw, 2.5rem); }
.subhead { margin-bottom: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--ink); font-family: var(--text); font-size: 1rem; font-weight: 600; letter-spacing: 0; line-height: 1.3; }
.tagline { color: var(--ink-3); font-size: .875rem; line-height: 1.35; }

/* Строки кейсов */
.crows { container-type: inline-size; border-top: 1px solid var(--ink); }
.crow { position: relative; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr) 1.5rem; gap: 1.25rem clamp(1.5rem, 1rem + 3vw, 4rem); padding-block: clamp(1.5rem, 1.2rem + 1.2vw, 2.25rem); border-bottom: 1px solid var(--rule); transition: background-color .15s; }
.crow__title { margin-top: .4rem; }
.crow__title a { text-decoration: none; }
.crow__title a::after { content: ""; position: absolute; inset: 0; }
.crow:hover .crow__title a { color: var(--pen); }
.crow__sum { max-width: 32rem; margin-top: .6rem; color: var(--ink-2); font-size: 1rem; line-height: 1.45; }
.crow__metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem clamp(1rem, .5rem + 1.5vw, 2rem); align-content: start; }
.crow__arrow { align-self: start; padding-top: 1.6rem; color: var(--pen); }

.m__vals { display: flex; flex-direction: column; justify-content: flex-end; align-items: flex-start; min-height: 3.75rem; gap: .2rem; }
.m .now { font-size: clamp(1.75rem, 1.4rem + 1.1vw, 2.5rem); }
.m .was { font-size: 1.0625rem; }
.m__label { margin-top: .4rem; color: var(--ink-2); font-size: .875rem; line-height: 1.35; }
.m__delta { display: block; margin-top: .15rem; color: var(--pen); }

@container (max-width: 56rem) {
  .crow { grid-template-columns: minmax(0, 1fr) 1.5rem; }
  .crow__head { grid-column: 1; }
  .crow__arrow { grid-column: 2; grid-row: 1; padding-top: 0; }
  .crow__metrics { grid-column: 1 / -1; }
}
@container (max-width: 34rem) {
  .crow__metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* Правила */
.rules { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(2rem, 1.5rem + 2vw, 3.5rem) clamp(2rem, 1rem + 4vw, 5rem); counter-reset: rule; }
.rule { padding-top: 1.1rem; border-top: 1px solid var(--ink); }
.rule h3 { font-size: clamp(1.5rem, 1.25rem + .9vw, 2rem); line-height: 1.15; }
.rule > p { max-width: 36rem; margin-top: .75rem; color: var(--ink-2); }
.rule > .note { margin-top: 1.1rem; padding-left: 1rem; border-left: 2px solid var(--pen); color: var(--pen-dark); font-family: var(--display); font-style: italic; font-size: 1.125rem; line-height: 1.4; }
.note a { display: inline-flex; align-items: center; gap: .45em; font-family: var(--text); font-style: normal; font-size: .9375rem; font-weight: 500; white-space: nowrap; }

/* Цены */
.prices { border-top: 1px solid var(--ink); }
.price { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 5fr) minmax(0, 3fr); gap: .75rem clamp(1.5rem, 1rem + 3vw, 4rem); padding-block: 1.5rem; border-bottom: 1px solid var(--rule); }
.price__items { color: var(--ink-2); font-size: 1rem; line-height: 1.4; }
.price__items li + li { margin-top: .3rem; }
.price__side { display: flex; flex-direction: column; align-items: flex-start; gap: .35rem; }
.price__value { font-family: var(--display); font-size: clamp(1.25rem, 1.1rem + .5vw, 1.5rem); line-height: 1.2; }

/* Обо мне */
.about { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center; margin-bottom: clamp(3rem, 2rem + 3vw, 5rem); }
.about__photo img { width: 100%; aspect-ratio: 1; object-fit: cover; object-position: 50% 20%; border-radius: var(--radius); }
.about__text > p { max-width: 40rem; margin-top: 1.1rem; color: var(--ink-2); }
.book { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: baseline; gap: .4rem 1.25rem; margin-top: 2rem; padding: 1.1rem 1.25rem; border: 1px solid var(--rule); border-radius: var(--radius); text-decoration: none; transition: border-color .15s, background-color .15s; }
.book:hover { border-color: var(--pen); background: var(--pen-tint); color: inherit; }
.book__label { color: var(--ink-3); font-size: .875rem; }
.book__title { font-family: var(--display); font-size: 1.25rem; line-height: 1.2; }
.book__go { color: var(--pen); font-size: .9375rem; white-space: nowrap; }

.talks { margin-bottom: clamp(3rem, 2rem + 3vw, 5rem); }
.talks__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(1.5rem, 1rem + 4vw, 5rem); }
.talks__list li { display: grid; grid-template-columns: 3.25rem minmax(0, 1fr); gap: .75rem; padding-block: .75rem; border-bottom: 1px solid var(--rule); font-size: 1rem; line-height: 1.4; }
.talks__list li:first-child { padding-top: 0; }
.talks__list time { color: var(--ink-3); font-variant-numeric: tabular-nums; }
.talks__photos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; align-content: start; }
.talks__photos img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: var(--radius); }
.talks__photos img:first-child { grid-column: 1 / -1; aspect-ratio: 2 / 1; object-position: 50% 25%; }

.certs { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 1.25rem; }
.cert { display: block; text-decoration: none; font-size: .875rem; line-height: 1.3; }
.cert img { width: 100%; aspect-ratio: 7 / 5; object-fit: cover; object-position: top; margin-bottom: .6rem; border: 1px solid var(--rule); border-radius: 4px; transition: border-color .15s, transform .2s var(--ease); }
.cert:hover img { border-color: var(--pen); transform: translateY(-2px); }
.cert b { display: block; font-weight: 500; }
.cert span { color: var(--ink-3); }

/* Отзывы */
.reviews { columns: 2; column-gap: clamp(2rem, 1rem + 4vw, 5rem); }
.review { break-inside: avoid; padding-block: 1.1rem 2.25rem; border-top: 1px solid var(--rule); }
.review blockquote { font-size: 1.0625rem; line-height: 1.55; }
.review--big blockquote { font-family: var(--display); font-size: clamp(1.25rem, 1.1rem + .6vw, 1.5rem); line-height: 1.32; }
.review figcaption { margin-top: .9rem; font-size: .9375rem; line-height: 1.35; }
.review figcaption b { display: block; font-weight: 600; }
.review figcaption span { color: var(--ink-3); }
.more { margin-top: .5rem; }
.more summary { display: inline-flex; align-items: center; gap: .6rem; padding-block: .5rem; font-weight: 500; cursor: pointer; list-style: none; transition: color .15s; }
.more summary::-webkit-details-marker { display: none; }
.more summary:hover { color: var(--pen); }
.more summary::after { content: ""; width: .55rem; height: .55rem; margin-top: -.25rem; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg); transition: transform .2s var(--ease), margin .2s; }
.more[open] summary::after { margin-top: .2rem; transform: rotate(-135deg); }
.more[open] summary { margin-bottom: 1.25rem; }
.clients { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 10fr); gap: .75rem 2rem; margin-top: clamp(2rem, 1.5rem + 2vw, 3.5rem); padding-top: 1.1rem; border-top: 1px solid var(--ink); }
.clients__title { font-family: var(--text); font-size: .9375rem; font-weight: 600; letter-spacing: 0; }
.clients ul { display: flex; flex-wrap: wrap; gap: .35rem clamp(1.25rem, 1rem + 1.5vw, 2.5rem); font-family: var(--display); font-size: clamp(1.125rem, 1rem + .4vw, 1.3125rem); }

/* Статьи на главной */
.alist { border-top: 1px solid var(--ink); }
.alist a { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr) 1.5rem; gap: .35rem clamp(1.5rem, 1rem + 3vw, 4rem); align-items: baseline; padding-block: 1.25rem; border-bottom: 1px solid var(--rule); text-decoration: none; }
.alist b { font-family: var(--display); font-size: clamp(1.25rem, 1.1rem + .5vw, 1.5rem); font-weight: 400; line-height: 1.2; }
.alist span { color: var(--ink-2); font-size: 1rem; line-height: 1.4; }
.alist a:hover span { color: var(--ink-2); }
.alist .arr { color: var(--pen); }

/* Заявка */
.cta { padding-block: var(--sec); background: var(--pen); color: #fff; }
.cta a { color: inherit; }
.cta a:hover { color: var(--marker); }
.cta :focus-visible { outline-color: #fff; }
.cta__grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(2.5rem, 1rem + 5vw, 6rem); }
.cta__title { font-size: clamp(2.25rem, 1.5rem + 3vw, 4rem); line-height: 1.05; }
.cta__text { max-width: 34rem; margin-top: 1.25rem; font-size: clamp(1.0625rem, 1rem + .3vw, 1.25rem); line-height: 1.45; color: #e7e9ff; }
.contact-links { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; margin-top: 2rem; }
.contact-links a { display: inline-block; padding-block: .25rem; }
.form { display: grid; gap: 1.1rem; }
.field label { display: block; margin-bottom: .3rem; font-size: .9375rem; color: #e7e9ff; }
.field input, .field textarea { width: 100%; min-height: 3rem; padding: .7rem .85rem; border: 1px solid #a3a9f3; border-radius: var(--radius); background: transparent; color: #fff; font: inherit; font-size: 1.0625rem; resize: vertical; transition: border-color .15s, background-color .15s; }
.field input:hover, .field textarea:hover { border-color: #fff; }
.field input:focus, .field textarea:focus { border-color: #fff; background: var(--pen-dark); outline: 2px solid #fff; outline-offset: 1px; }
.field input:user-invalid, .consent input:user-invalid + span { border-color: var(--marker); color: var(--marker); }
.field input:-webkit-autofill { -webkit-text-fill-color: #fff; -webkit-box-shadow: 0 0 0 40px var(--pen-dark) inset; caret-color: #fff; }
.consent { display: grid; grid-template-columns: 1.25rem minmax(0, 1fr); gap: .6rem; font-size: .875rem; line-height: 1.4; color: #e7e9ff; cursor: pointer; }
.consent input { width: 1.125rem; height: 1.125rem; margin: .1rem 0 0; accent-color: var(--marker); cursor: pointer; }
.form .btn { justify-self: start; }
.form__status { min-height: 1.4em; font-size: .9375rem; line-height: 1.4; }
.form__status:empty { display: none; }

/* Подвал */
.foot { padding-block: clamp(2.5rem, 2rem + 2vw, 4rem) 2rem; font-size: .9375rem; }
.foot__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 3fr) minmax(0, 4fr); gap: 2rem clamp(2rem, 1rem + 4vw, 5rem); }
.foot__muted { max-width: 22rem; margin-top: .6rem; color: var(--ink-2); }
.foot nav { display: grid; gap: .35rem; }
.foot nav a { text-decoration: none; padding-block: .1rem; }
.foot .contact-links { display: grid; gap: .35rem; margin: 0; }
.foot .contact-links a { padding-block: .1rem; text-decoration: none; }
.foot__legal { margin-top: 2rem; color: var(--ink-3); font-size: .875rem; }
.foot__legal p { margin-top: .5rem; max-width: 48rem; }

/* ---------- Внутренние страницы ---------- */
.page-head { padding-block: clamp(2rem, 1.25rem + 3vw, 4.5rem) clamp(1.5rem, 1rem + 2vw, 3rem); }
.page-head .lede { max-width: 44rem; }
.page-head--case h1 { max-width: 62rem; font-size: clamp(2.125rem, 1.4rem + 3vw, 4rem); line-height: 1.07; }
.crumbs { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.25rem; color: var(--ink-3); font-size: .9375rem; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 2rem; }
.chip { display: inline-flex; align-items: center; gap: .5em; min-height: 2.75rem; padding: .4rem 1rem; border: 1px solid var(--rule); border-radius: var(--radius); background: transparent; color: inherit; font: inherit; font-size: .9375rem; cursor: pointer; transition: border-color .15s, background-color .15s, color .15s; }
.chip span { color: var(--ink-3); font-variant-numeric: tabular-nums; }
.chip:hover { border-color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.chip[aria-pressed="true"] span { color: #c9ccd4; }

.cgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 21rem), 1fr)); gap: 1rem; }
.ccard { position: relative; display: flex; flex-direction: column; padding: 1.25rem 1.35rem 1.4rem; background: var(--sheet); border: 1px solid var(--rule); border-radius: var(--radius); transition: border-color .15s; }
.ccard[hidden] { display: none; }
.sec--white .ccard { background: var(--paper); }
.ccard:hover { border-color: var(--pen); }
.ccard__title { margin-top: .45rem; font-size: 1.3125rem; line-height: 1.2; }
.ccard__title a { text-decoration: none; }
.ccard__title a::after { content: ""; position: absolute; inset: 0; }
.ccard:hover .ccard__title a { color: var(--pen); }
.ccard__body { display: grid; gap: 1rem; margin-top: auto; padding-top: 1.25rem; }
.ccard__lead { color: var(--ink-2); font-size: 1rem; line-height: 1.4; }

.meta { display: flex; flex-wrap: wrap; gap: 1rem clamp(1.5rem, 1rem + 3vw, 4rem); margin-top: clamp(1.5rem, 1rem + 1.5vw, 2.5rem); }
.meta dt { color: var(--ink-3); font-size: .875rem; }
.meta dd { font-weight: 500; }

.results { padding-bottom: clamp(2rem, 1.5rem + 2vw, 3.5rem); }
.ledger { width: 100%; border-collapse: collapse; background: var(--sheet); border: 1px solid var(--rule); border-radius: var(--radius); }
.ledger thead th { padding: .9rem clamp(.9rem, .5rem + 1vw, 1.5rem); border-bottom: 1px solid var(--ink); color: var(--ink-3); font-size: .875rem; font-weight: 400; text-align: left; white-space: nowrap; }
.ledger tbody th, .ledger td { padding: clamp(.9rem, .75rem + .5vw, 1.25rem) clamp(.9rem, .5rem + 1vw, 1.5rem); border-bottom: 1px solid var(--rule); vertical-align: baseline; text-align: left; }
.ledger tbody tr:last-child > * { border-bottom: 0; }
.ledger tbody th { width: 38%; font-weight: 500; font-size: 1rem; line-height: 1.35; }
.ledger .was { font-size: clamp(1.125rem, 1rem + .4vw, 1.375rem); }
.ledger .now { font-size: clamp(1.875rem, 1.5rem + 1.3vw, 2.75rem); }
.ledger__none { color: var(--ink-3); }
.ledger__delta { color: var(--pen); font-size: .9375rem; line-height: 1.35; }

.sec--case { border-top: 0; padding-top: clamp(1rem, .5rem + 2vw, 2.5rem); }
.case { display: grid; grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); gap: clamp(2rem, 1rem + 5vw, 6rem); align-items: start; }
.case__main { display: grid; gap: clamp(2rem, 1.5rem + 1.5vw, 3rem); max-width: 48rem; }
.cblock h2 { margin-bottom: .75rem; font-size: clamp(1.5rem, 1.3rem + .8vw, 2rem); }
.cblock p { color: var(--ink-2); }
.cblock li { position: relative; padding-left: 1.25rem; color: var(--ink-2); }
.cblock li + li { margin-top: .6rem; }
.cblock li::before { content: ""; position: absolute; left: 0; top: .78em; width: .6rem; height: 1px; background: var(--ink-3); }
.cblock--note { padding: 1.25rem 1.35rem; background: var(--pen-tint); border-radius: var(--radius); }
.cblock--note li { color: var(--ink); }
.cblock--note li::before { background: var(--pen); }
.case__main .review { padding-bottom: 0; border-top: 1px solid var(--ink); }
.case__side { position: sticky; top: 6rem; display: grid; justify-items: start; gap: 1rem; padding: 1.35rem; background: var(--sheet); border: 1px solid var(--rule); border-radius: var(--radius); }
.case__side p { font-family: var(--display); font-size: 1.3125rem; line-height: 1.25; }

.agroups { columns: 2; column-gap: clamp(2rem, 1rem + 4vw, 5rem); }
.agroup { break-inside: avoid; margin-bottom: clamp(2rem, 1.5rem + 2vw, 3.5rem); padding-top: 1rem; border-top: 1px solid var(--ink); }
.agroup h2 { margin-bottom: .75rem; font-family: var(--text); font-size: 1rem; font-weight: 600; letter-spacing: 0; line-height: 1.3; }
.agroup li { border-bottom: 1px solid var(--rule); }
.agroup a { display: block; padding-block: .7rem; font-family: var(--display); font-size: 1.1875rem; line-height: 1.25; text-decoration: none; }

.article__head { padding-block: clamp(2rem, 1.25rem + 3vw, 4.5rem) clamp(1.5rem, 1rem + 2vw, 3rem); }
.article__head h1 { max-width: 58rem; font-size: clamp(2.25rem, 1.4rem + 3.4vw, 4.25rem); }
.byline { display: flex; align-items: center; gap: .85rem; margin-top: 1.75rem; color: var(--ink-2); font-size: .9375rem; line-height: 1.35; }
.byline img { width: 2.75rem; height: 2.75rem; border-radius: 50%; object-fit: cover; }
.byline b { display: block; color: var(--ink); font-weight: 600; }
.prose { max-width: 42rem; padding-bottom: var(--sec); font-size: 1.125rem; line-height: 1.65; }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { margin-top: 2em; font-size: clamp(1.625rem, 1.4rem + .9vw, 2.125rem); line-height: 1.15; }
.prose ol { list-style: decimal; padding-left: 1.4em; }
.prose ul { list-style: disc; padding-left: 1.2em; }
.prose li + li { margin-top: .6em; }
.prose li::marker { color: var(--pen); }
.prose blockquote { padding-left: 1.1rem; border-left: 2px solid var(--pen); color: var(--pen-dark); font-family: var(--display); font-style: italic; font-size: 1.3125rem; line-height: 1.4; }
.prose .tools { columns: 2; column-gap: 2rem; list-style: none; padding: 0; font-size: 1rem; }
.prose .tools li { margin: 0 0 .4rem; }

/* Просмотр сертификатов */
.lightbox { max-width: min(92vw, 75rem); max-height: 92dvh; padding: 0; border: 0; border-radius: var(--radius); background: var(--sheet); }
.lightbox::backdrop { background: rgb(20 23 31 / .72); }
.lightbox img { max-height: calc(92dvh - 3.25rem); width: auto; }
.lightbox form { display: flex; justify-content: flex-end; }
.lightbox__close { min-height: 3.25rem; padding-inline: 1.25rem; border: 0; background: none; font: inherit; font-size: .9375rem; cursor: pointer; }
.lightbox__close:hover { color: var(--pen); }

/* ---------- Адаптив ---------- */
@media (max-width: 75rem) {
  .certs { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 62rem) {
  .hero__grid, .sec__head, .about, .talks__grid, .cta__grid, .case { grid-template-columns: minmax(0, 1fr); }
  .sec__head { align-items: start; }
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem clamp(1rem, .5rem + 2vw, 2.5rem); }
  .about__photo { max-width: 28rem; }
  .price { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .price h3 { grid-column: 1 / -1; }
  .price__side { grid-column: 2; grid-row: 2; }
  .case__side { position: static; }
  .clients { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 44rem) {
  body { font-size: 1rem; }
  .rules, .foot__grid { grid-template-columns: minmax(0, 1fr); }
  .reviews, .agroups { columns: 1; }
  .price { grid-template-columns: minmax(0, 1fr); }
  .price__side { grid-column: 1; grid-row: auto; flex-direction: row; flex-wrap: wrap; align-items: baseline; justify-content: space-between; width: 100%; }
  .alist a { grid-template-columns: minmax(0, 1fr) 1.5rem; }
  .alist span { grid-column: 1; grid-row: 2; }
  .alist .arr { grid-column: 2; grid-row: 1; }
  .certs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .book { grid-template-columns: minmax(0, 1fr); }
  .prose { font-size: 1.0625rem; }
  .prose .tools { columns: 1; }

  /* таблица результатов превращается в карточки */
  .ledger, .ledger tbody, .ledger tr, .ledger td, .ledger tbody th { display: block; width: auto; }
  .ledger thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .ledger tr { display: flex; flex-wrap: wrap; align-items: baseline; gap: .1rem .7rem; padding: 1rem; border-bottom: 1px solid var(--rule); }
  .ledger tbody tr:last-child { border-bottom: 0; }
  .ledger tbody th { width: 100%; padding: 0 0 .35rem; border: 0; }
  .ledger td { padding: 0; border: 0; }
  .ledger td:has(.ledger__none) { display: none; }
  .ledger__delta { width: 100%; }
  .ledger__delta:empty { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; transition-delay: 0s !important; animation: none !important; }
}