@font-face {
  font-family: "Geist";
  src: url("assets/fonts/Geist.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #F5F5F5;
  --surface: #FFFFFF;
  --text: #1F1F1F;
  --black: #000000;
  --stroke: #EAEAEA;
  --purple: #8A38F5;
  --blue: #1362FF;
  --hover-light: #E6E6E6;

  --content: 1080px;
  --header-h: 60px;
  --gutter: 16px;

  --ease: cubic-bezier(.25, .1, .25, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 22px;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, p, ul, figure { margin: 0; padding: 0; }
ul { list-style: none; }
img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h3 { font-size: inherit; font-weight: 400; }

:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; border-radius: 8px; }

.skip-link {
  position: fixed; left: 16px; top: -48px; z-index: 200;
  padding: 8px 16px; background: var(--text); color: #fff; border-radius: 60px;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 12px; }

.muted { opacity: .5; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 8px 16px;
  border-radius: 70px;
  font-size: 15px; line-height: 20px; letter-spacing: -0.15px;
  white-space: nowrap;
  transition: background-color .2s var(--ease), transform .2s var(--ease);
}
.btn:active { transform: scale(.97); }
.btn--light { background: var(--surface); color: var(--text); border: 1px solid #E6E6E9; padding: 7px 15px; }
.btn--light:hover { background: var(--hover-light); }
.btn--dark {
  background: var(--text); color: #fff;
  line-height: 22px;
  border-radius: 60px;
  box-shadow: inset 0 0 0 1px #000;
}
.btn--dark:hover { background: #3A3A3A; }

/* ---------- Header ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: calc(var(--header-h) + 1px);
  border-bottom: 1px solid hsl(0deg 0% 91.7647%);
  background: hsl(0deg 0% 96.0784% / 0.9);
  box-shadow: 0 4px 4px 0 rgba(245, 245, 245, 0.50);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.header__inner {
  max-width: var(--content);
  height: var(--header-h);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  box-sizing: content-box;
}
.header__logo { display: flex; flex-direction: column; justify-self: start; }
.header__name { font-size: 15px; line-height: 20px; letter-spacing: -0.15px; color: #1F1F1F; }
.header__role { font-size: 12px; line-height: 16px; letter-spacing: -0.12px; color: #1F1F1F; opacity: .5; }
.header__nav { position: relative; display: flex; gap: 0; }
.header__nav a {
  position: relative; z-index: 1;
  padding: 4px 8px;
  border-radius: 60px;
  font-size: 15px; line-height: 22px; letter-spacing: -0.15px;
  transition: opacity .2s var(--ease);
}
.header__nav a:hover { opacity: .6; }
.header__nav a.is-active:hover { opacity: 1; }
.header__pill {
  position: absolute; left: 0; top: 0;
  height: 30px; width: var(--pill-w, 0px);
  border-radius: 60px;
  background: rgba(0, 0, 0, .05);
  transform: translateX(var(--pill-x, 0px)) scale(.9);
  opacity: 0;
  filter: blur(4px);
  transition: transform .45s cubic-bezier(.34, 1.25, .64, 1), width .45s cubic-bezier(.34, 1.25, .64, 1),
              opacity .3s var(--ease), filter .3s var(--ease);
  pointer-events: none;
}
.header__pill.is-visible { opacity: 1; filter: blur(0); transform: translateX(var(--pill-x, 0px)) scale(1); }
.header__actions { justify-self: end; display: flex; gap: 8px; }

/* ---------- Page container ---------- */
.page {
  max-width: 1560px;
  margin: 0 auto;
  padding: calc(var(--header-h) + 1px + 48px) var(--gutter) 24px;
  display: flex; flex-direction: column; align-items: center;
  gap: 48px;
}
.section {
  width: 100%;
  max-width: var(--content);
  display: flex; flex-direction: column; align-items: center;
  gap: 12px;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.label {
  font-size: 15px; line-height: 22px; letter-spacing: -0.15px; font-weight: 400;
  color: rgba(31, 31, 31, .5);
  text-align: center;
}
.label-row { display: flex; align-items: center; gap: 8px; }
.badge {
  padding: 2px 4px; border-radius: 4px;
  background: rgba(0, 0, 0, .05);
  font-size: 12px; line-height: 16px; letter-spacing: -0.12px;
  color: rgba(31, 31, 31, .5);
}

.title {
  font-size: 24px; line-height: 30px; font-weight: 600; letter-spacing: -0.72px;
  color: var(--text);
  text-align: center;
  text-wrap: balance;
}
.accent-purple { color: var(--purple); }
.nowrap { white-space: nowrap; }
.title--plain { text-wrap: wrap; }
.accent-blue { color: var(--blue); }

/* ---------- Intro / Hero ---------- */
.intro { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.avatar {
  width: 96px; height: 96px;
  border-radius: 24px;
  border: 2px solid #fff;
  box-shadow: 0 6px 12px rgba(12, 9, 15, .12);
  overflow: hidden;
  background: #ddd;
}
.avatar__video { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.intro__hello {
  font-size: 15px; font-weight: 500; line-height: 20px; letter-spacing: -0.15px;
  color: #1F1F1F; text-align: center;
}

.hero { width: 100%; max-width: var(--content); display: flex; flex-direction: column; align-items: center; gap: 24px; }
.hero__text .title { text-wrap: pretty; }
.hero__text { max-width: 564px; display: flex; flex-direction: column; align-items: center; gap: 16px; }
.hero__sub {
  max-width: 464px;
  text-align: center;
  font-size: 15px; line-height: 22px; letter-spacing: -0.15px;
  opacity: .8;
}

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--stroke);
  border-radius: 24px;
  padding: 8px;
  display: flex; flex-direction: column;
  color: var(--black);
}

.projects {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
}
.project { gap: 8px; }
.project__preview {
  aspect-ratio: 520 / 346;
  border-radius: 16px;
  overflow: hidden;
  background: var(--bg);
}
.project__preview img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s var(--ease);
}
.project:hover .project__preview:not(.mockups) img { transform: scale(1.03); }

/* Мокапы Education: лента «червяком» — по шагу на позицию, с задержкой от переднего к заднему.
   Размеры и отступы — доли ширины карточки, как на референсе: телефон 23.25%, шаг 28.25%, первый целый — на 10% от края */
.mockups { position: relative; }
.project__preview.mockups .mockups__item {
  position: absolute; left: 0; top: 50%;
  width: 23.25%; height: auto;
  margin-top: -23.89%; /* половина высоты телефона: 23.25% × 600/292 / 2 */
  object-fit: contain;
  transform: translateX(calc(43.01% + var(--slot) * 121.51%));
  transition: none;
  will-change: transform;
}

.project--link { transition: border-color .2s var(--ease); }
.project--link:hover { border-color: #DADADA; }

/* Карточка «В доработке»: превью размыто, сверху плашка */
.project__preview--wip { position: relative; display: grid; place-items: center; }
.project__preview--wip img { filter: blur(14px) saturate(.9); transform: scale(1.08); }
.project:hover .project__preview--wip img { transform: scale(1.08); }
.wip-badge {
  position: absolute;
  padding: 8px 16px; border-radius: 60px;
  background: rgba(255, 255, 255, .82);
  border: 1px solid #E6E6E9;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, .06);
  font-size: 15px; line-height: 20px; letter-spacing: -0.15px; color: #1F1F1F;
}
.project__head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 8px 8px 0;
}
.project__name { display: flex; align-items: center; gap: 6px; font-size: 15px; line-height: 22px; letter-spacing: -0.15px; }
.project__name img { width: 20px; height: 20px; flex: none; border-radius: 5px; }
.project__head .muted { white-space: nowrap; }
.project__desc { padding: 0 8px 8px; letter-spacing: -0.15px; }
.tags { display: flex; flex-wrap: wrap; gap: 4px; padding: 0 2px 2px; margin-top: auto; }
.tags li {
  padding: 4px 8px;
  border-radius: 120px;
  background: var(--bg);
  color: rgba(0, 0, 0, .5);
}

.presentations {
  width: 100%;
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 4px;
}
.pres { width: calc((100% - 12px) / 4); }
.pres__preview {
  aspect-ratio: 249 / 166;
  border-radius: 16px;
  background: var(--bg);
  display: grid; place-items: center;
  overflow: hidden;
}
.pres__preview img {
  width: 72%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  box-shadow: 0 4px 8px rgba(0, 0, 0, .06);
  transition: transform .45s var(--ease), box-shadow .45s var(--ease);
}
.pres__preview img.r4 { border-radius: 4px; }
.pres__preview img.strong { box-shadow: 0 4px 8px rgba(0, 0, 0, .12); }
.pres:hover .pres__preview img { transform: scale(1.06) translateY(-2px); box-shadow: 0 10px 20px rgba(0, 0, 0, .12); }
.pres--deck {
  font: inherit; color: inherit; text-align: left;
  cursor: pointer;
  transition: border-color .2s var(--ease);
}
.pres--deck:hover { border-color: #DADADA; }
.pres__preview { position: relative; }
.pres__play {
  position: absolute; left: 50%; top: 50%;
  width: 36px; height: 36px; margin: -18px 0 0 -18px;
  border-radius: 50%;
  background: var(--surface) url("assets/img/ic-play.svg") 55% 50% / 16px no-repeat;
  border: 1px solid #E6E6E9;
  box-shadow: 0 4px 12px rgba(0, 0, 0, .12);
  opacity: 0;
  filter: blur(6px);
  transform: scale(0);
  transition: opacity .3s var(--ease), filter .3s var(--ease), transform .35s cubic-bezier(.34, 1.4, .64, 1);
  pointer-events: none;
}
.pres--deck:hover .pres__play, .pres--deck:focus-visible .pres__play { opacity: 1; filter: blur(0); transform: scale(1); }

/* ---------- Модалка со слайдами ---------- */
.deck {
  position: fixed; inset: 0; z-index: 400;
  display: flex; flex-direction: column;
  padding: 16px 24px 24px;
  gap: 16px;
  background: rgba(20, 20, 20, .88);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  color: #fff;
  opacity: 0; visibility: hidden;
  transition: opacity .3s var(--ease), visibility 0s linear .3s;
}
.deck.is-open { opacity: 1; visibility: visible; transition: opacity .3s var(--ease); }
.deck__top { display: flex; align-items: center; gap: 12px; min-height: 44px; }
.deck__title { flex: 1; min-width: 0; font-size: 15px; line-height: 20px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.deck__counter { font-size: 15px; line-height: 20px; color: rgba(255, 255, 255, .6); font-variant-numeric: tabular-nums; }
.deck__btn {
  width: 44px; height: 44px; flex: none;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  color: #fff;
  transition: background-color .2s var(--ease), transform .2s var(--ease), opacity .2s var(--ease);
}
.deck__btn:hover { background: rgba(255, 255, 255, .24); }
.deck__btn:active { transform: scale(.94); }
.deck__btn:disabled { opacity: .3; pointer-events: none; }
.deck__btn svg { width: 20px; height: 20px; }
.deck__stage {
  --side: 24px;                 /* = боковой отступ модалки */
  position: relative;
  flex: 1; min-height: 0;
  display: flex; align-items: center;
  margin: 0 calc(var(--side) * -1); /* лента от края до края экрана */
}
.deck__nav {
  position: absolute; top: 50%; z-index: 2;
  margin-top: -22px;
}
.deck__nav--prev { left: var(--side); }
.deck__nav--next { right: var(--side); }
/* Лента слайдов: все слайды в ряд, листается жестом как галерея */
.deck__viewport {
  position: relative;
  flex: 1 1 auto; min-width: 0; height: 100%;
  overflow-x: clip; overflow-y: visible; /* режем только по бокам, у края экрана — тень снизу видна целиком */
  touch-action: pan-y;          /* горизонтальный жест обрабатываем сами */
  cursor: grab;
  user-select: none; -webkit-user-select: none;
}
.deck__viewport.is-dragging { cursor: grabbing; }
.deck__track {
  display: flex; height: 100%;
  will-change: transform;
}
.deck__track.is-animating { transition: transform .42s cubic-bezier(.22, .8, .24, 1); }
.deck__item {
  flex: 0 0 100%; height: 100%; min-width: 0;
  display: flex; align-items: center; justify-content: center;
  padding: 0 calc(var(--side) + 60px); /* место под стрелки по бокам */
}
.deck__slide {
  max-width: min(100%, 1280px); max-height: 100%;
  width: auto; height: auto; min-width: 0; min-height: 0;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, .45);
  background: rgba(255, 255, 255, .04);
  pointer-events: none;
  -webkit-user-drag: none;
}
/* появление ленты при открытии */
.deck__viewport { opacity: 0; filter: blur(12px); transform: scale(.96); transition: opacity .3s var(--ease), filter .3s var(--ease), transform .4s cubic-bezier(.34, 1.2, .64, 1); }
.deck.is-open .deck__viewport { opacity: 1; filter: blur(0); transform: none; }
/* Модалка с прототипом Figma (Smart Animate) */
.proto {
  position: fixed; inset: 0; z-index: 400;
  display: flex; flex-direction: column; gap: 16px;
  padding: 16px 24px 24px;
  background: rgba(20, 20, 20, .88);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  color: #fff;
  opacity: 0; visibility: hidden;
  transition: opacity .3s var(--ease), visibility 0s linear .3s;
}
.proto.is-open { opacity: 1; visibility: visible; transition: opacity .3s var(--ease); }
.proto__stage { flex: 1; min-height: 0; display: grid; place-items: center; }
.proto__frame {
  position: relative;
  width: min(100%, 1280px, calc((100dvh - 120px) * 16 / 9));
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  background: #111;
  box-shadow: 0 24px 64px rgba(0, 0, 0, .45);
  opacity: 0; filter: blur(12px); transform: scale(.96);
  transition: opacity .3s var(--ease), filter .3s var(--ease), transform .4s cubic-bezier(.34, 1.2, .64, 1);
}
.proto.is-open .proto__frame { opacity: 1; filter: blur(0); transform: none; }
.proto__frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.proto__loader {
  position: absolute; left: 50%; top: 50%;
  width: 28px; height: 28px; margin: -14px 0 0 -14px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .2); border-top-color: #fff;
  animation: proto-spin .8s linear infinite;
}
@keyframes proto-spin { to { transform: rotate(360deg); } }
@media (max-width: 767px) {
  .proto { padding: 12px 12px 16px; }
  .proto .deck__counter { display: none; }
  .proto__frame { border-radius: 8px; }
}

/* Полоса миниатюр: видно до 7 штук, активная — в фокусе */
.deck__thumbs {
  --tw: 96px; --tg: 8px;
  align-self: center;
  max-width: 100%;
  overflow: hidden;
  padding: 4px;
}
.deck__strip {
  display: flex; gap: var(--tg);
  transition: transform .45s cubic-bezier(.25, .1, .25, 1);
}
.deck__thumb {
  width: var(--tw); flex: none;
  aspect-ratio: 16 / 9;
  border-radius: 8px;
  overflow: hidden;
  opacity: .45;
  outline: 2px solid transparent; outline-offset: 2px;
  transition: opacity .25s var(--ease), outline-color .25s var(--ease), transform .2s var(--ease);
}
.deck__thumb img { width: 100%; height: 100%; object-fit: cover; }
.deck__thumb:hover { opacity: .8; }
.deck__thumb.is-active { opacity: 1; outline-color: #fff; }
@media (max-width: 767px) {
  .deck { padding: 12px 12px 16px; }
  .deck__thumbs { --tw: 64px; --tg: 6px; }
  .deck__nav { display: none; }
  .deck__stage { --side: 12px; }
  .deck__slide { border-radius: 8px; }
  .deck__item { padding: 0 var(--side); }
}
.pres__meta { display: flex; flex-direction: column; padding: 8px; }

/* ---------- Experience / Accordion ---------- */
#experience { gap: 12px; }
.accordions { width: 100%; max-width: 538px; display: flex; flex-direction: column; gap: 4px; padding-bottom: 12px; }
.accordion { background: var(--surface); border: 1px solid var(--stroke); border-radius: 24px; color: var(--black); }
.accordion__top {
  width: 100%;
  display: flex; align-items: center; gap: 12px;
  padding: 16px;
  text-align: left;
  border-radius: 24px;
}
.accordion__logo {
  width: 48px; height: 48px; flex: none;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid hsl(0deg 0% 100%);
  background: linear-gradient(0deg, #EBE9F5 0%, #FCFCFC 100%);
  box-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.08);
}
.accordion__text { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.accordion__title { font-size: 15px; line-height: 22px; letter-spacing: -0.15px; }
.accordion__chevron {
  width: 32px; height: 32px; flex: none;
  border-radius: 50%;
  background: url("assets/img/chevron.svg") center / 32px no-repeat;
  transition: transform .3s var(--ease), background-color .2s var(--ease);
}
.accordion__top:hover .accordion__chevron { background-color: var(--bg); }
.accordion__top[aria-expanded="true"] .accordion__chevron { transform: rotate(180deg); }

.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .35s var(--ease);
}
.accordion__panel[hidden] { display: grid; }
.accordion__panel.is-open { grid-template-rows: 1fr; }
.accordion__panel > .accordion__body { overflow: hidden; }
.accordion__body {
  display: flex; flex-direction: column; gap: 12px;
  padding: 0 16px;
  opacity: 0;
  transition: opacity .25s var(--ease), padding .35s var(--ease);
}
.accordion__panel.is-open .accordion__body { opacity: 1; padding-bottom: 16px; }
.accordion__body > p { font-size: 15px; line-height: 22px; letter-spacing: -0.15px; }

.achievements { background: var(--bg); border-radius: 12px; padding: 4px; }
.achievements__head {
  display: flex; align-items: center; gap: 8px;
  padding: 8px;
  color: rgba(0, 0, 0, .5);
}
.achievements__icon {
  width: 16px; height: 16px; opacity: .5;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 1.5h8v1.5h2.25v1.75A3.25 3.25 0 0 1 11.6 7.9 4 4 0 0 1 8.75 10.4V12.5H11V14.5H5V12.5h2.25V10.4A4 4 0 0 1 4.4 7.9 3.25 3.25 0 0 1 1.75 4.75V3H4zM4 4.5H3.25v.25c0 .8.5 1.5 1.2 1.75A4 4 0 0 1 4 6zm8 0V6c0 .2 0 .35-.05.5.7-.25 1.3-.95 1.3-1.75V4.5z' fill='%23000'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 1.5h8v1.5h2.25v1.75A3.25 3.25 0 0 1 11.6 7.9 4 4 0 0 1 8.75 10.4V12.5H11V14.5H5V12.5h2.25V10.4A4 4 0 0 1 4.4 7.9 3.25 3.25 0 0 1 1.75 4.75V3H4zM4 4.5H3.25v.25c0 .8.5 1.5 1.2 1.75A4 4 0 0 1 4 6zm8 0V6c0 .2 0 .35-.05.5.7-.25 1.3-.95 1.3-1.75V4.5z' fill='%23000'/%3E%3C/svg%3E") center / contain no-repeat;
}
.achievements__head .achievements__icon { opacity: 1; }
.achievements__list {
  background: var(--surface);
  border: 1px solid var(--stroke);
  border-radius: 8px;
  padding: 8px 8px 8px 28px;
  list-style: disc;
  display: flex; flex-direction: column; gap: 4px;
}
.achievements__list li::marker { color: rgba(0, 0, 0, .35); }

/* ---------- Toolkit (как Dock в macOS) ---------- */
.toolkit { gap: 0; }
.dock {
  --base: 48px;
  display: flex; align-items: flex-end; justify-content: center;
  gap: 8px;
  height: calc(var(--base) + 12px);
  padding-top: 12px; /* место под увеличение иконки */
}
.dock__item {
  --size: var(--base);
  position: relative;
  width: var(--size); height: var(--size);
  flex: none;
  cursor: pointer;
  transition: width .25s cubic-bezier(.25, .1, .25, 1), height .25s cubic-bezier(.25, .1, .25, 1);
}
.dock.is-active .dock__item { transition-duration: .08s; }
.dock__item img {
  width: 100%; height: 100%;
  border-radius: 22.5%;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, .08));
  -webkit-user-drag: none; user-select: none;
}
@media (max-width: 767px), (hover: none) {
  .dock {
    --base: 64px;
    display: grid;
    grid-template-columns: repeat(4, var(--base));
    justify-content: center;
    gap: 16px;
    height: auto;
    padding-top: 16px;
  }
  .dock__item[data-tip]::after { display: none; }
}
@media (max-width: 360px) { .dock { --base: 56px; gap: 12px; } }

/* ---------- About ---------- */
.about { width: 100%; max-width: 538px; display: flex; flex-direction: column; align-items: center; gap: 24px; }
.photos {
  --s: 1;
  height: calc(227px * var(--s) + 24px);
  display: flex; align-items: center; justify-content: center;
  flex: none;
}
/* Фото 3:4, по клику открываются в модалке */
.photo {
  position: relative;
  width: calc(170px * var(--s));
  height: calc(227px * var(--s));
  padding: calc(4px * var(--s));
  border-radius: calc(20px * var(--s));
  background: #fff;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -1px rgba(0,0,0,.06), inset 0 0 0 1px rgba(0,0,0,.08), 0 0 0 1px rgba(0,0,0,.08);
  transform: rotate(var(--r));
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
  flex: none;
  cursor: zoom-in;
}
.photo + .photo { margin-left: calc(-14px * var(--s)); }
.photo img {
  width: 100%; height: 100%; object-fit: cover;
  border-radius: calc(16px * var(--s));
}
.photo:hover, .photo:focus-visible {
  z-index: 50;
  transform: rotate(var(--rh)) translateY(-10px);
  box-shadow: 0 10px 25px -5px rgba(0,0,0,.15), 0 5px 10px -5px rgba(0,0,0,.1), inset 0 0 0 1px rgba(0,0,0,.08), 0 0 0 1px rgba(0,0,0,.08);
}
.photo:active { transform: rotate(var(--rh)) translateY(-10px) scale(.97); }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 400;
  display: grid; place-items: center;
  padding: 24px;
  background: rgba(20, 20, 20, .72);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  opacity: 0; visibility: hidden;
  transition: opacity .3s var(--ease), visibility 0s linear .3s;
  cursor: zoom-out;
}
.lightbox.is-open { opacity: 1; visibility: visible; transition: opacity .3s var(--ease); }
.lightbox__img {
  max-width: min(92vw, 720px);
  max-height: calc(100vh - 48px);
  max-height: calc(100dvh - 48px);
  width: auto; height: auto;
  border-radius: 20px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .45);
  opacity: 0; filter: blur(12px);
  transform: scale(.92);
  transition: opacity .35s var(--ease), filter .35s var(--ease), transform .45s cubic-bezier(.34, 1.2, .64, 1);
  cursor: default;
}
.lightbox.is-open .lightbox__img { opacity: 1; filter: blur(0); transform: scale(1); }
.lightbox__btn {
  position: fixed; top: 50%;
  width: 44px; height: 44px; margin-top: -22px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .14);
  color: #fff;
  transition: background-color .2s var(--ease), transform .2s var(--ease);
}
.lightbox__btn:hover { background: rgba(255, 255, 255, .26); }
.lightbox__btn:active { transform: scale(.94); }
.lightbox__btn--prev { left: 24px; }
.lightbox__btn--next { right: 24px; }
.lightbox__btn--close { top: 24px; right: 24px; margin-top: 0; }
.lightbox__btn svg { width: 20px; height: 20px; }
@media (max-width: 767px) {
  .lightbox__btn--prev, .lightbox__btn--next { top: auto; bottom: 24px; margin-top: 0; }
  .lightbox__btn--prev { left: calc(50% - 52px); }
  .lightbox__btn--next { right: calc(50% - 52px); }
  .lightbox__img { max-height: calc(100dvh - 160px); }
}
.about__text { width: 100%; display: flex; flex-direction: column; gap: 16px; }
.about__card {
  background: var(--surface);
  border-radius: 24px;
  padding: 32px;
  display: flex; flex-direction: column; gap: 12px;
}
.about__card p { font-size: 16px; line-height: 22px; letter-spacing: -0.16px; opacity: .8; }

/* ---------- Contacts ---------- */
.contacts { max-width: 682px; gap: 24px; }
.contacts__head { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.contacts__sub { font-size: 16px; line-height: 22px; letter-spacing: -0.16px; opacity: .8; text-align: center; }
.socials { display: flex; gap: 8px; }
.social {
  position: relative;
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid #E6E6E9;
  transition: background-color .2s var(--ease), transform .2s var(--ease);
}
.social img { width: 18px; height: 18px; object-fit: contain; }
/* иконка Telegram визуально смещена вправо — компенсируем, размер кнопки не меняется */
.social--tg { padding-right: 2px; }
.social:hover { background: var(--hover-light); }
.social:active { transform: scale(.94); }

/* ---------- Tooltip (Apple-like blur in/out) ---------- */
[data-tip] { position: relative; }
[data-tip]::after {
  content: attr(data-tip);
  position: absolute; bottom: calc(100% + 8px); left: 50%;
  padding: 4px 8px; border-radius: 8px;
  background: var(--text); color: #fff;
  font-size: 12px; line-height: 16px; letter-spacing: -0.12px; white-space: nowrap;
  opacity: 0; pointer-events: none;
  filter: blur(6px);
  transform: translate(-50%, 4px) scale(.94);
  transform-origin: 50% 100%;
  transition: opacity .3s var(--ease), filter .3s var(--ease), transform .3s var(--ease);
}
[data-tip-pos="bottom"]::after {
  bottom: auto; top: calc(100% + 8px);
  transform: translate(-50%, -4px) scale(.94);
  transform-origin: 50% 0;
}
[data-tip]:hover::after, [data-tip]:focus-visible::after {
  opacity: 1; filter: blur(0); transform: translate(-50%, 0) scale(1);
}

/* ---------- Footer ---------- */
.footer {
  max-width: var(--content);
  margin: 0 auto;
  padding: 0 var(--gutter) 24px;
  box-sizing: content-box;
  display: flex; justify-content: space-between; gap: 16px;
  font-size: 16px; line-height: 22px; letter-spacing: -0.16px;
  color: rgba(31, 31, 31, .4);
}
.footer a { transition: color .2s var(--ease); }
.footer a:hover { color: var(--text); }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 24px; z-index: 300;
  padding: 10px 16px; border-radius: 60px;
  background: var(--text); color: #fff;
  font-size: 14px; line-height: 20px;
  opacity: 0; pointer-events: none;
  filter: blur(6px);
  transform: translate(-50%, 12px) scale(.94);
  transition: opacity .3s var(--ease), filter .3s var(--ease), transform .3s var(--ease);
}
.toast.is-visible { opacity: 1; filter: blur(0); transform: translate(-50%, 0) scale(1); }

/* ---------- Появление блоков при скролле — только при первом заходе на страницу ---------- */
.js:not(.seen) .reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.js:not(.seen) .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js:not(.seen) .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { transition-duration: 0s !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1023px) {
  .pres { width: calc((100% - 8px) / 3); }
}

@media (max-width: 767px) {
  .header__nav { display: none; }
  .header__inner { grid-template-columns: 1fr auto; }

  .page { gap: 40px; padding-top: calc(var(--header-h) + 1px + 32px); }
  .projects { grid-template-columns: minmax(0, 1fr); }
  .pres { width: calc((100% - 4px) / 2); }
  .title { font-size: 22px; line-height: 28px; letter-spacing: -0.6px; }
  .about__card { padding: 24px; }
  .br-desktop { display: none; }
}

@media (max-width: 700px) {
  .photos { --s: .75; }
}
@media (max-width: 520px) {
  .photos { --s: .52; }
}

@media (max-width: 420px) {
  .project__head { flex-wrap: wrap; row-gap: 0; }
  .footer { flex-direction: column; align-items: center; gap: 4px; }
}

/* ---------- Сенсорные экраны: у карточек нет ховера, при тапе — лёгкая заливка ---------- */
@media (hover: none) {
  .project, .pres--deck { -webkit-tap-highlight-color: transparent; transition: background-color .15s var(--ease); }
  .project--link:hover, .pres--deck:hover { border-color: var(--stroke); }
  .project:hover .project__preview:not(.mockups):not(.project__preview--wip) img { transform: none; }
  .pres:hover .pres__preview img { transform: none; box-shadow: 0 4px 8px rgba(0, 0, 0, .06); }
  .pres:hover .pres__preview img.strong { box-shadow: 0 4px 8px rgba(0, 0, 0, .12); }
  .pres__play { display: none; }
  .project--link:active, .pres--deck:active { background-color: #F2F2F2; }
}