:root {
  --paper: #eef1f3;
  --ink: #16202b;
  --soft: #5b6672;
  --rule: #cfd5db;
  --hit: #e0145a;
  --hit-text: #c4114f;
  --scan: #0b7d8f;
  --display: "Archivo", "Arial Black", sans-serif;
  --text: "Onest", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { color-scheme: light; scroll-behavior: smooth; }

::selection { background: var(--hit); color: #fff; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.6 var(--text);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration-color: var(--hit); text-decoration-thickness: 2px; text-underline-offset: 4px; }
a:hover { color: var(--hit-text); }

:focus-visible { outline: 2px solid var(--scan); outline-offset: 4px; }

.skip {
  position: absolute;
  left: -999px;
  top: 10px;
  padding: 8px 14px;
  background: var(--ink);
  color: var(--paper);
  z-index: 10;
}
.skip:focus { left: 10px; }

.bar,
main {
  max-width: 1120px;
  margin: 0 auto;
  padding-left: 40px;
  padding-right: 40px;
}

.bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 26px;
  padding-bottom: 26px;
}
.logo { display: inline-flex; color: var(--ink); }
.logo:hover { color: var(--hit-text); }
.bar nav { display: flex; gap: 28px; font-weight: 500; }
.bar nav a { text-decoration: none; }
.bar nav a:hover { text-decoration: underline; text-decoration-color: var(--hit); }

.copy {
  padding: 0;
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  cursor: pointer;
}
.copy-small {
  margin-left: 12px;
  padding: 1px 8px;
  border: 1px solid var(--rule);
  color: var(--soft);
  font-size: 13px;
  vertical-align: 2px;
}
.copy-small:hover { border-color: var(--hit); color: var(--hit-text); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  margin: 0;
  padding: 8px 14px;
  background: var(--ink);
  color: var(--paper);
  font-size: 15px;
  transform: translate(-50%, 12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
}
.toast.on { opacity: 1; transform: translate(-50%, 0); }

/* Hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  --aw: clamp(170px, 21vw, 270px);
  --gap: 56px;
  column-gap: var(--gap);
  align-items: start;
  padding: 72px 0 96px;
  container-type: inline-size;
}
.hero-name { grid-column: 1; grid-row: 1; }
.hero-lead { grid-column: 1; grid-row: 2; }

.ava {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  width: var(--aw);
  margin: 0 10px 0 0;
  --d: 0.45s;
}
.ava img {
  display: block;
  width: 100%;
  height: auto;
  background: var(--ink);
}
.det.det-ava::before { inset: -10px; border-width: 3px; }
.det.det-ava::after { left: -10px; margin-bottom: 10px; }

.hero-name {
  margin: 0 0 calc(0.32em + 30px);
  --hs: clamp(52px, calc((100cqi - var(--aw) - var(--gap)) * 0.235), 210px);
  font: 800 var(--hs)/1 var(--display);
  letter-spacing: -0.035em;
}
.hero-name .det { display: block; width: fit-content; margin-left: 0.1em; }
.hero-name .det::before { inset: -0.04em -0.1em -0.26em -0.2em; }
.hero-name .det::after { left: calc(var(--hs) * -0.2); }

.hero-lead {
  max-width: 34em;
  margin: 0;
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.5;
}
.hero-lead .det { display: inline-block; white-space: nowrap; }

/* Рамка детекции: обводка + подпись класса и уверенности */
.det { position: relative; }
.det::before {
  content: "";
  position: absolute;
  inset: -0.06em -0.12em -0.02em;
  border: 3px solid var(--hit);
  pointer-events: none;
  animation: lock 0.7s cubic-bezier(.2, .8, .2, 1) both;
  animation-delay: var(--d, 0.25s);
}
.det::after {
  content: attr(data-label) " " attr(data-conf);
  content: attr(data-label) " " attr(data-conf) / "";
  position: absolute;
  left: calc(-0.12em - 0px);
  bottom: 100%;
  margin-bottom: 0.06em;
  padding: 3px 8px 2px;
  background: var(--hit);
  color: #fff;
  font: 600 13px/1.3 var(--text);
  letter-spacing: 0.02em;
  white-space: nowrap;
  animation: label 0.3s ease-out both;
  animation-delay: calc(var(--d, 0.25s) + 0.55s);
}
.det-2 { --d: 0.9s; }

.det-sm::before { inset: -2px -6px; border-width: 2px; }
.det-sm::after { left: -6px; margin-bottom: 2px; padding: 1px 6px 0; font-size: 11px; }

@keyframes lock {
  0%   { opacity: 0; transform: translate(6%, 12%) scale(1.35); }
  60%  { opacity: 1; }
  100% { opacity: 1; transform: none; }
}
@keyframes label {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: none; }
}

/* Секции: заголовок слева, содержимое справа */
.block {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 32px;
  padding: 40px 0 48px;
  border-top: 1px solid var(--rule);
}
.block h2 {
  margin: 4px 0 0;
  font: 700 17px/1.3 var(--display);
}
.block-body { margin: 0; }

.prose p { max-width: 38em; margin: 0 0 16px; }
.prose p:last-child { margin-bottom: 0; }

/* Проекты */
.projects { list-style: none; padding: 0; }
.proj + .proj { margin-top: 8px; }
.proj-link {
  position: relative;
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  column-gap: 28px;
  padding: 18px 20px;
  margin: 0 -20px;
  text-decoration: none;
  color: var(--ink);
}
.proj-name { font: 800 19px/1.35 var(--display); letter-spacing: -0.01em; }
.proj-text { max-width: 38em; }

/* Наведение на проект: бот берёт строку в рамку */
a.proj-link::before,
a.proj-link::after { opacity: 0; transition: opacity 0.15s; pointer-events: none; }
a.proj-link::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 2px solid var(--scan);
}
a.proj-link::after {
  content: attr(data-target);
  content: attr(data-target) / "";
  position: absolute;
  right: 0;
  top: 0;
  padding: 2px 8px 3px;
  background: var(--scan);
  color: #fff;
  font: 600 12px/1.4 var(--text);
}
a.proj-link:hover,
a.proj-link:focus-visible { color: var(--ink); outline: none; }
a.proj-link:hover::before,
a.proj-link:hover::after,
a.proj-link:focus-visible::before,
a.proj-link:focus-visible::after { opacity: 1; }

.stack { max-width: 36em; font-size: 19px; }

/* Вопросы */
.faq details { border-bottom: 1px solid var(--rule); }
.faq details:first-child { border-top: 1px solid var(--rule); }
.faq summary {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  flex: none;
  width: 14px;
  height: 14px;
  margin-top: 5px;
  background:
    linear-gradient(currentColor, currentColor) center / 100% 2px no-repeat,
    linear-gradient(currentColor, currentColor) center / 2px 100% no-repeat;
  color: var(--soft);
  transition: transform 0.2s, color 0.2s;
}
.faq summary:hover::after { color: var(--ink); }
.faq details[open] summary::after { transform: rotate(45deg); color: var(--hit); }
.faq details p { max-width: 38em; margin: 0; padding: 0 0 20px; color: var(--soft); }

/* Контакт */
.contact { padding-bottom: 72px; }
.banner { width: 235px; max-width: calc(100% - 8px); margin: 44px 0 0 4px; }
.banner img { display: block; width: 100%; height: auto; }
.det.det-ban::before { inset: -4px; border-width: 2px; animation: none; }
.det.det-ban::after { left: -4px; margin-bottom: 4px; font-size: 11px; padding: 1px 6px 0; animation: none; }
.contacts { list-style: none; padding: 0; }
.contacts li {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 20px;
  align-items: baseline;
  padding: 0 0 12px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--rule);
  font-size: 20px;
  font-weight: 500;
}
.contacts .c-name { color: var(--soft); font-size: 15px; font-weight: 400; }
.contacts a, .contacts .c-val { justify-self: start; }

.foot {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 40px 40px;
  color: var(--soft);
  font-size: 14px;
}
.foot p { margin: 0; }

@media (max-width: 820px) {
  .bar, main, .foot { padding-left: 22px; padding-right: 22px; }
  .hero { grid-template-columns: 1fr; padding: 56px 0 64px; --aw: 0px; --gap: 0px; }
  .ava { grid-column: 1; grid-row: auto; width: 128px; margin: 32px 0 56px 10px; }
  .hero-name, .hero-lead { grid-column: 1; grid-row: auto; }
  .block { grid-template-columns: 1fr; gap: 16px; }
  .proj-link { grid-template-columns: 1fr; padding: 16px; margin: 0 -16px; }
  .proj-text { margin-top: 4px; }
  .banner { margin-top: 40px; }
}

@media (max-width: 420px) {
  .bar nav { gap: 18px; }
  .det::after { font-size: 11px; }
}

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

/* после шортхендов font, которые сбрасывают ширину */
.hero-name, .block h2, .proj-name { font-stretch: 125%; }