:root {
  --bg: #e8e8e8;
  --ink: #101010;
  --muted: #6f6f6f;
  --line: rgba(16, 16, 16, 0.16);
  --card-shadow: 0 22px 48px rgba(0, 0, 0, 0.09);
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Space Grotesk", sans-serif;
  background: var(--bg);
  color: var(--ink);
  overflow-x: hidden;
}

a,
button {
  color: inherit;
}

.page-shell {
  position: relative;
  min-height: 100vh;
  padding: 18px 24px 16px;
}

.top-nav {
  position: relative;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr 1fr 1fr auto;
  align-items: center;
  gap: 12px;
}

.mark,
.nav-btn,
.lang-btn,
.bottom-nav a,
.panel-close {
  font-family: "VT323", monospace;
  letter-spacing: 0.03em;
  font-size: clamp(20px, 1.5vw, 30px);
  text-decoration: none;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.mark {
  font-size: clamp(24px, 1.6vw, 32px);
  text-decoration: none;
}

.lang-switch {
  justify-self: end;
}

.lang-btn {
  opacity: 0.45;
}

.lang-btn.is-on {
  opacity: 1;
}

.hero-stage {
  position: relative;
  min-height: calc(100vh - 120px);
  margin-top: 8px;
}

.brand-title {
  position: absolute;
  left: 50%;
  top: 48%;
  transform: translate(-50%, -50%);
  margin: 0;
  width: min(86vw, 1200px);
  text-align: center;
  font-size: clamp(58px, 8.2vw, 170px);
  font-weight: 500;
  letter-spacing: -0.05em;
  line-height: 0.95;
  pointer-events: none;
  z-index: 1;
}

.focus-board {
  position: absolute;
  left: 50%;
  top: 52%;
  transform: translate(-50%, -50%);
  width: min(56vw, 820px);
  z-index: 5;
}

.focus-board img {
  width: 100%;
  height: auto;
  display: block;
  box-shadow: var(--card-shadow);
}

.focus-meta {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-top: 10px;
}

.focus-kicker {
  margin: 0;
  font-family: "VT323", monospace;
  font-size: clamp(20px, 1.2vw, 26px);
}

.focus-meta h2 {
  margin: 0;
  font-size: clamp(18px, 1.35vw, 28px);
  font-weight: 500;
}

.float-card {
  position: absolute;
  margin: 0;
  box-shadow: var(--card-shadow);
  border: 1px solid rgba(0, 0, 0, 0.06);
  cursor: pointer;
  z-index: 6;
  transition: transform 0.26s ease, box-shadow 0.26s ease;
}

.float-card::before,
.float-card::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  background: #fff;
  z-index: 8;
}

.float-card::before {
  left: 14px;
  top: 14px;
}

.float-card::after {
  left: 32px;
  top: 14px;
}

.float-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.float-label {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  font-family: "VT323", monospace;
  font-size: clamp(18px, 1.2vw, 28px);
  white-space: nowrap;
  background: #111;
  color: #f3f3f3;
  padding: 2px 8px;
  opacity: 0;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.float-card:hover .float-label,
.float-card.is-active .float-label {
  opacity: 1;
  transform: translate(-50%, calc(-50% - 2px));
}

.float-card:hover,
.float-card.is-active {
  transform: translateY(-4px);
  box-shadow: 0 26px 56px rgba(0, 0, 0, 0.14);
}

.left-top {
  left: 2.2vw;
  top: 5vh;
  width: min(19vw, 300px);
  aspect-ratio: 4 / 2.6;
}

.left-mid {
  left: 2.2vw;
  top: 34vh;
  width: min(11vw, 170px);
  aspect-ratio: 1 / 1;
}

.right-top {
  right: 2.2vw;
  top: 8vh;
  width: min(13vw, 210px);
  aspect-ratio: 3 / 4;
}

.right-mid {
  right: 2.2vw;
  top: 48vh;
  width: min(17vw, 280px);
  aspect-ratio: 1 / 1;
}

.left-bottom {
  left: 19vw;
  bottom: 0.6vh;
  width: min(13vw, 210px);
  aspect-ratio: 3 / 4;
}

.right-bottom {
  right: 16.5vw;
  bottom: 0;
  width: min(17vw, 280px);
  aspect-ratio: 4 / 3;
}

.bottom-nav {
  position: relative;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.info-block {
  border-top: 1px solid var(--line);
  padding: 22px 2px 20px;
}

.info-block h3 {
  margin: 0 0 8px;
  font-family: "VT323", monospace;
  font-size: clamp(24px, 1.5vw, 34px);
}

.info-block p {
  margin: 0;
  max-width: 86ch;
  line-height: 1.5;
}

.panel {
  border: 1px solid var(--line);
  background: rgba(248, 248, 248, 0.97);
  color: var(--ink);
  width: min(520px, calc(100vw - 32px));
  padding: 18px 18px 14px;
  box-shadow: 0 26px 46px rgba(0, 0, 0, 0.2);
}

.panel::backdrop {
  background: rgba(0, 0, 0, 0.38);
}

.panel h3 {
  margin: 0 0 8px;
  font-size: 22px;
}

.panel p,
.panel li {
  line-height: 1.45;
}

.panel ul {
  margin: 0;
  padding-left: 18px;
}

[data-click-anim].is-pressed {
  transform: scale(0.95);
  filter: brightness(1.08);
}

[data-click-anim].is-clicked {
  box-shadow: 0 0 0 1px rgba(17, 17, 17, 0.36), 0 12px 24px rgba(0, 0, 0, 0.16);
}

.impact-ring {
  position: absolute;
  left: var(--ring-x, 50%);
  top: var(--ring-y, 50%);
  width: 14px;
  height: 14px;
  border-radius: 999px;
  pointer-events: none;
  transform: translate(-50%, -50%);
  background: rgba(17, 17, 17, 0.16);
  animation: impact-ring 560ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes impact-ring {
  0% {
    opacity: 0.72;
    transform: translate(-50%, -50%) scale(0.36);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(8);
  }
}

@media (max-width: 1120px) {
  body {
    overflow: auto;
  }

  .top-nav {
    grid-template-columns: auto repeat(3, auto) auto;
  }

  .hero-stage {
    min-height: 980px;
  }

  .brand-title {
    top: 42%;
    width: 92vw;
    font-size: clamp(44px, 10vw, 88px);
  }

  .focus-board {
    width: min(88vw, 820px);
    top: 43%;
  }

  .left-top {
    left: 4vw;
    top: 58vh;
    width: min(39vw, 300px);
  }

  .left-mid {
    left: 4vw;
    top: 82vh;
    width: min(27vw, 180px);
  }

  .right-top {
    right: 4vw;
    top: 58vh;
    width: min(30vw, 210px);
  }

  .right-mid {
    right: 4vw;
    top: 80vh;
    width: min(36vw, 260px);
  }

  .left-bottom {
    left: 8vw;
    bottom: 1vh;
    width: min(31vw, 220px);
  }

  .right-bottom {
    right: 8vw;
    bottom: 1vh;
    width: min(38vw, 280px);
  }
}

@media (max-width: 760px) {
  .page-shell {
    padding: 12px;
  }

  .top-nav {
    grid-template-columns: auto auto auto;
    grid-template-areas:
      "logo about projects"
      "contact lang lang";
    row-gap: 2px;
  }

  .mark {
    grid-area: logo;
  }

  .nav-btn:nth-of-type(1) {
    grid-area: about;
  }

  .nav-btn:nth-of-type(2) {
    grid-area: projects;
  }

  .nav-btn:nth-of-type(3) {
    grid-area: contact;
  }

  .lang-switch {
    grid-area: lang;
    justify-self: end;
  }

  .hero-stage {
    min-height: 1140px;
  }

  .focus-board {
    top: 33%;
    width: calc(100vw - 24px);
  }

  .brand-title {
    top: 30%;
  }

  .left-top,
  .left-mid,
  .right-top,
  .right-mid,
  .left-bottom,
  .right-bottom {
    width: calc(50vw - 22px);
    right: auto;
    top: auto;
    left: auto;
    bottom: auto;
    aspect-ratio: 4 / 3;
  }

  .left-top {
    left: 12px;
    top: 58vh;
  }

  .right-top {
    right: 12px;
    top: 58vh;
  }

  .left-mid {
    left: 12px;
    top: 81vh;
  }

  .right-mid {
    right: 12px;
    top: 81vh;
  }

  .left-bottom {
    left: 12px;
    top: 103vh;
  }

  .right-bottom {
    right: 12px;
    top: 103vh;
  }
}