:root {
  --orange: #FF5E1F;
  --yellow: #FFD60A;
  --blue: #2F6EDB;
  --green: #18C95D;
  --purple: #7C4DFF;
  --pink: #FF3F8E;
  --teal: #00BFA5;
  --dark: #1C1B3A;
  --cream: #FFFBF0;
  --white: #FFFFFF;
  --ink-soft: rgba(28, 27, 58, 0.68);
  --line-soft: rgba(28, 27, 58, 0.14);
  --border: 3px solid var(--dark);
  --border-w: 2.5px solid var(--dark);
  --shadow-sm: 4px 4px 0 var(--dark);
  --shadow-md: 6px 6px 0 var(--dark);
  --shadow-lg: 9px 9px 0 var(--dark);
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --z-content: 2;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Nunito', sans-serif;
  background: var(--cream);
  color: var(--dark);
  min-height: 100vh;
  line-height: 1.55;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
section[id],
details[id] { scroll-margin-top: 84px; }

:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--dark);
  color: var(--white);
  padding: 10px 14px;
  border-radius: var(--r-sm);
  transform: translateY(-140%);
  z-index: 400;
}
.skip-link:focus { transform: translateY(0); }

.site-nav {
  position: sticky;
  top: 0;
  z-index: 300;
  height: 64px;
  padding: 0 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  background: var(--white);
  border-bottom: var(--border);
  box-shadow: 0 4px 0 var(--dark);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: var(--border-w);
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.brand-mark img { width: 28px; height: 28px; object-fit: contain; }
.brand-word {
  font-family: 'Fredoka One', cursive;
  font-size: 20px;
  letter-spacing: 0.06em;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
  min-width: 0;
}
.nav-link,
.pill-link,
.text-link,
.btn {
  font-family: 'Fredoka One', cursive;
  letter-spacing: 0.02em;
}
.nav-link {
  min-height: 44px;
  padding: 9px 14px;
  border: var(--border-w);
  border-radius: 999px;
  font-size: 13px;
  background: #EEF4FF;
  transition: transform 0.12s, box-shadow 0.12s;
}
.nav-link:hover { transform: translate(-1px, -1px); box-shadow: var(--shadow-sm); }
.nav-link.is-dark { background: var(--dark); color: var(--white); }
.nav-link.is-orange { background: var(--orange); color: var(--dark); border-radius: var(--r-sm); }

.hero {
  position: relative;
  overflow: hidden;
  padding: 78px 48px 88px;
  border-bottom: var(--border);
}
.hero::before,
.pattern::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(28, 27, 58, 0.12) 1.5px, transparent 1.5px);
  background-size: 28px 28px;
  pointer-events: none;
}
.hero-inner,
.section-inner {
  max-width: 1120px;
  margin: 0 auto;
  position: relative;
  z-index: var(--z-content);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.86fr);
  gap: 36px;
  align-items: center;
}
.eyebrow,
.mini-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  font-family: 'Fredoka One', cursive;
  border: var(--border-w);
  box-shadow: var(--shadow-sm);
  letter-spacing: 0.04em;
}
.eyebrow {
  padding: 8px 17px;
  border-radius: 999px;
  font-size: 13px;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero h1,
.section-title,
.card-title,
.project-title,
.component-title {
  font-family: 'Fredoka One', cursive;
  line-height: 1.05;
}
.hero h1 {
  font-size: clamp(42px, 5vw, 70px);
  max-width: 760px;
  margin-bottom: 18px;
}
.hero p,
.section-sub {
  color: var(--ink-soft);
  font-weight: 700;
  font-size: 18px;
  max-width: 650px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 24px;
  border: var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-md);
  background: var(--white);
  transition: transform 0.1s, box-shadow 0.1s;
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: var(--shadow-lg); }
.btn:active { transform: translate(4px, 4px); box-shadow: 1px 1px 0 var(--dark); }
.btn-orange { background: var(--orange); color: var(--dark); }
.btn-yellow { background: var(--yellow); color: var(--dark); }
.btn-dark { background: var(--dark); color: var(--white); }

.repo-panel,
.project-card,
.resource-card,
.code-card,
.component-card,
.lesson-card,
.download-panel,
.diagram-panel,
.info-box {
  background: var(--white);
  border: var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
}
.repo-panel {
  padding: 24px;
  transform: rotate(1deg);
}
.repo-line {
  display: grid;
  grid-template-columns: 30px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 2px dashed var(--line-soft);
  font-weight: 900;
}
.repo-line:last-child { border-bottom: 0; }
.repo-dot {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: var(--border-w);
  box-shadow: 2px 2px 0 var(--dark);
}
.repo-line span:last-child {
  color: rgba(28, 27, 58, 0.42);
  font-size: 12px;
  font-family: 'Space Mono', monospace;
}

.section {
  padding: 82px 48px 92px;
  position: relative;
}
.section-title {
  font-size: clamp(32px, 4vw, 52px);
  margin-bottom: 14px;
}
.section-sub { margin-bottom: 38px; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 32px;
}
.section-head .section-sub { margin-bottom: 0; }
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--orange);
  font-size: 15px;
  white-space: nowrap;
}
.text-link:hover { text-decoration: underline; }

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.project-card {
  min-height: 100%;
  padding: 24px;
  transition: transform 0.18s, box-shadow 0.18s;
}
a.project-card:hover,
.component-card:hover {
  transform: translate(-3px, -4px);
  box-shadow: var(--shadow-lg);
}
.project-visual {
  position: relative;
  min-height: 158px;
  border: var(--border-w);
  border-radius: var(--r-md);
  background:
    linear-gradient(90deg, transparent 23px, rgba(28, 27, 58, 0.08) 24px),
    linear-gradient(transparent 23px, rgba(28, 27, 58, 0.08) 24px),
    #EEF4FF;
  background-size: 24px 24px;
  margin-bottom: 18px;
  overflow: hidden;
}
.project-visual::before {
  content: '';
  position: absolute;
  width: 130px;
  height: 58px;
  left: 50%;
  bottom: 34px;
  transform: translateX(-50%);
  border: var(--border);
  border-radius: var(--r-sm);
  background: var(--orange);
  box-shadow: var(--shadow-sm);
}
.project-visual::after {
  content: '';
  position: absolute;
  width: 38px;
  height: 38px;
  left: calc(50% - 78px);
  bottom: 18px;
  border: var(--border);
  border-radius: 50%;
  background: var(--dark);
  box-shadow: 116px 0 0 var(--dark);
}
.glove-mark {
  position: absolute;
  width: 74px;
  height: 50px;
  right: 20px;
  top: 22px;
  border: var(--border-w);
  border-radius: 22px 22px 14px 14px;
  background: var(--yellow);
  box-shadow: var(--shadow-sm);
}
.glove-mark::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 42px;
  left: -10px;
  top: 8px;
  border: var(--border-w);
  border-radius: 12px;
  background: var(--yellow);
}
.project-title {
  font-size: 22px;
  margin-bottom: 8px;
}
.project-desc {
  color: var(--ink-soft);
  font-weight: 700;
  margin-bottom: 16px;
}
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.mini-chip {
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 11px;
  box-shadow: 2px 2px 0 var(--dark);
}
.chip-blue { background: #EEF4FF; }
.chip-green { background: #EAFFF3; }
.chip-yellow { background: #FFFAD0; }
.chip-purple { background: #F0EBFF; }
.chip-orange { background: #FFF0E8; }
.chip-teal { background: #E8FFFB; }

.resource-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.resource-card {
  display: block;
  padding: 18px;
  min-height: 150px;
  transition: transform 0.18s, box-shadow 0.18s;
}
a.resource-card:hover {
  transform: translate(-3px, -4px);
  box-shadow: var(--shadow-lg);
}
.resource-icon {
  width: 48px;
  height: 48px;
  border: var(--border-w);
  border-radius: var(--r-sm);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-sm);
  margin-bottom: 14px;
  background: #EEF4FF;
}
.resource-icon img { width: 26px; height: 26px; object-fit: contain; }
.resource-card strong,
.lesson-card strong,
.lesson-card h3 {
  display: block;
  font-family: 'Fredoka One', cursive;
  font-size: 16px;
  margin-bottom: 6px;
}
.resource-card span,
.lesson-card span {
  display: block;
  color: var(--ink-soft);
  font-weight: 700;
  font-size: 14px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 18px;
}
.gallery-shot {
  min-height: 240px;
  border: var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
  background: #EEF4FF;
  overflow: hidden;
  position: relative;
}
.gallery-shot.big { grid-row: span 2; min-height: 498px; }
.gallery-shot::before {
  content: '';
  position: absolute;
  inset: 18px;
  border: 2px dashed rgba(28, 27, 58, 0.24);
  border-radius: var(--r-md);
}
.gallery-label {
  position: absolute;
  left: 18px;
  bottom: 18px;
  right: 18px;
  padding: 12px 14px;
  border: var(--border-w);
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-sm);
  background: var(--white);
  font-family: 'Fredoka One', cursive;
}
.gallery-shot.car-art {
  background:
    radial-gradient(circle at 27% 73%, var(--dark) 0 24px, transparent 25px),
    radial-gradient(circle at 74% 73%, var(--dark) 0 24px, transparent 25px),
    linear-gradient(0deg, #BFF3E8 0 38%, transparent 38%),
    #EEF4FF;
}
.gallery-shot.car-art::after {
  content: '';
  position: absolute;
  width: 62%;
  height: 112px;
  left: 19%;
  top: 36%;
  border: var(--border);
  border-radius: var(--r-md);
  background: var(--orange);
  box-shadow: var(--shadow-md);
}
.gallery-shot.board-art { background: linear-gradient(135deg, #EAFFF3, #EEF4FF); }
.gallery-shot.board-art::after {
  content: '';
  position: absolute;
  width: 58%;
  height: 78px;
  left: 21%;
  top: 35%;
  border: var(--border);
  border-radius: var(--r-md);
  background: var(--green);
  box-shadow: var(--shadow-sm);
}
.gallery-shot.glove-art { background: linear-gradient(135deg, #FFFAD0, #FFF0E8); }
.gallery-shot.glove-art::after {
  content: '';
  position: absolute;
  width: 52%;
  height: 98px;
  left: 24%;
  top: 31%;
  border: var(--border);
  border-radius: 28px 28px 16px 16px;
  background: var(--yellow);
  box-shadow: var(--shadow-md);
}

.code-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.code-card {
  overflow: hidden;
  background: #1E1E2E;
  color: #D6DEFF;
}
.code-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 2px solid rgba(255, 255, 255, 0.08);
  background: #2F3542;
}
.code-head strong,
.code-head h3 {
  font-family: 'Fredoka One', cursive;
  font-size: 16px;
  color: var(--white);
}
.code-head a {
  color: #8BE9FD;
  font-weight: 900;
  font-size: 13px;
}
pre {
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}
code {
  font-family: 'Space Mono', 'Courier New', monospace;
  font-size: 0.92em;
}
.code-card pre {
  max-height: 470px;
  padding: 20px;
  font-family: 'Space Mono', 'Courier New', monospace;
  font-size: 12px;
  line-height: 1.72;
}

.download-panel {
  padding: 28px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  background: #FFFAD0;
}

.diagram-panel { padding: 26px; }
.circuit-map {
  min-height: 440px;
  position: relative;
  border: var(--border-w);
  border-radius: var(--r-md);
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(28, 27, 58, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(28, 27, 58, 0.08) 1px, transparent 1px),
    #F7FBFF;
  background-size: 30px 30px;
}
.wire {
  position: absolute;
  height: 6px;
  background: var(--blue);
  border: 2px solid rgba(28, 27, 58, 0.28);
  border-radius: 999px;
  transform-origin: left center;
}
.wire.w1 { width: 210px; left: 155px; top: 111px; transform: rotate(22deg); background: var(--orange); }
.wire.w2 { width: 260px; left: 565px; top: 145px; transform: rotate(-8deg); background: var(--green); }
.wire.w3 { width: 190px; left: 610px; top: 287px; transform: rotate(18deg); background: var(--pink); }
.wire.w4 { width: 175px; left: 585px; top: 321px; transform: rotate(-17deg); background: var(--yellow); }
.part {
  position: absolute;
  width: 170px;
  min-height: 78px;
  padding: 14px;
  border: var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-sm);
  background: var(--white);
  font-weight: 900;
}
.part small {
  display: block;
  margin-top: 3px;
  color: var(--ink-soft);
  font-weight: 800;
}
.p-glove { left: 42px; top: 66px; background: #FFFAD0; }
.p-joy { left: 310px; top: 142px; background: #F0EBFF; }
.p-tx { left: 430px; top: 50px; background: #FFF0E8; }
.p-rx { right: 300px; top: 116px; background: #EEF4FF; }
.p-driver { right: 82px; top: 185px; background: #EAFFF3; }
.p-left-motor { right: 332px; bottom: 64px; background: #E8FFFB; }
.p-right-motor { right: 60px; bottom: 54px; background: #E8FFFB; }

.lesson-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.lesson-card {
  padding: 22px;
}
.lesson-num {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: var(--border-w);
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: var(--shadow-sm);
  font-family: 'Fredoka One', cursive;
  margin-bottom: 14px;
}

.component-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.component-card {
  padding: 18px;
  transition: transform 0.18s, box-shadow 0.18s;
}
.component-art {
  display: block;
  width: 100%;
  aspect-ratio: 1.25;
  border: var(--border-w);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 14px;
  position: relative;
  background: #EEF4FF;
  overflow: hidden;
}
.component-art::before,
.component-art::after {
  content: '';
  position: absolute;
  border: var(--border-w);
}
.component-art.esp32::before {
  width: 58%;
  height: 58%;
  left: 21%;
  top: 20%;
  border-radius: var(--r-sm);
  background: var(--green);
}
.component-art.esp32::after {
  width: 14px;
  height: 14px;
  left: 44%;
  top: 40%;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 24px 0 0 var(--yellow);
}
.component-art.led { background: #FFFAD0; }
.component-art.led::before {
  width: 48px;
  height: 48px;
  left: calc(50% - 24px);
  top: 22%;
  border-radius: 50% 50% 8px 8px;
  background: var(--orange);
}
.component-art.led::after {
  width: 6px;
  height: 60px;
  left: calc(50% - 18px);
  top: 58%;
  border-width: 0 3px 0 0;
  box-shadow: 36px 0 0 var(--dark);
}
.component-art.button { background: #F0EBFF; }
.component-art.button::before {
  width: 58%;
  height: 34%;
  left: 21%;
  top: 42%;
  border-radius: 10px;
  background: var(--purple);
}
.component-art.button::after {
  width: 34%;
  height: 24%;
  left: 33%;
  top: 28%;
  border-radius: 999px;
  background: var(--yellow);
}
.component-art.motor { background: #E8FFFB; }
.component-art.motor::before {
  width: 58%;
  height: 40%;
  left: 20%;
  top: 35%;
  border-radius: 999px;
  background: var(--teal);
}
.component-art.motor::after {
  width: 42px;
  height: 10px;
  left: 72%;
  top: 51%;
  background: var(--dark);
}
.component-art.sensor { background: #EEF4FF; }
.component-art.sensor::before {
  width: 66%;
  height: 45%;
  left: 17%;
  top: 30%;
  border-radius: var(--r-md);
  background: var(--blue);
}
.component-art.sensor::after {
  width: 30px;
  height: 30px;
  left: 31%;
  top: 41%;
  border-radius: 50%;
  background: var(--white);
  box-shadow: 44px 0 0 var(--white);
}
.component-art.driver { background: #EAFFF3; }
.component-art.driver::before {
  width: 64%;
  height: 52%;
  left: 18%;
  top: 24%;
  border-radius: var(--r-sm);
  background: var(--green);
}
.component-art.driver::after {
  width: 22px;
  height: 58px;
  left: 29%;
  top: 23%;
  background: var(--dark);
  box-shadow: 54px 0 0 var(--dark);
}
.component-title { font-size: 18px; margin-bottom: 6px; }
.component-card p {
  color: var(--ink-soft);
  font-weight: 700;
  font-size: 14px;
}

.component-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.component-item {
  border: var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  background: var(--white);
  overflow: hidden;
}
.component-item[open] { box-shadow: var(--shadow-md); }
.component-item summary {
  cursor: pointer;
  display: grid;
  grid-template-columns: 92px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 16px 20px;
}
.component-item summary:hover { background: #FFFAD0; }
.component-item summary:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: -4px;
}
.component-item summary::-webkit-details-marker { display: none; }
.component-item summary::after {
  content: '+';
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: var(--border-w);
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: var(--shadow-sm);
  font-family: 'Fredoka One', cursive;
  font-size: 22px;
}
.component-item[open] summary::after {
  content: '-';
  background: var(--orange);
  color: var(--white);
}
.component-item summary .component-art {
  margin: 0;
  min-width: 92px;
}
.component-item summary strong {
  display: block;
  font-family: 'Fredoka One', cursive;
  font-size: 22px;
  margin-bottom: 4px;
}
.component-item summary span span {
  color: var(--ink-soft);
  font-weight: 800;
}
.component-detail {
  border-top: var(--border-w);
  padding: 22px;
  background: #FFFBF0;
}
.info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.info-box {
  border-width: 2.5px;
  box-shadow: var(--shadow-sm);
  padding: 18px;
}
.info-box h3 {
  font-family: 'Fredoka One', cursive;
  font-size: 16px;
  margin-bottom: 8px;
}
.info-box p,
.info-box li {
  color: var(--ink-soft);
  font-weight: 700;
  font-size: 14px;
}
.info-box li + li { margin-top: 6px; }
.info-box ul { list-style: disc; padding-left: 18px; }

.page-footer {
  background: var(--dark);
  border-top: var(--border);
  padding: 34px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.62);
  font-weight: 800;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-links a {
  padding: 6px 12px;
  border: 1.5px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  font-family: 'Fredoka One', cursive;
  font-size: 13px;
}
.footer-links a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

@media (max-width: 960px) {
  .site-nav {
    min-height: 64px;
    height: auto;
    padding: 10px 20px;
    align-items: center;
  }
  .nav-actions {
    gap: 6px;
    flex-wrap: nowrap;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    padding: 2px 4px 6px;
  }
  .nav-link { flex: 0 0 auto; }
  .nav-link { font-size: 12px; padding: 6px 10px; }
  .hero,
  .section { padding: 58px 24px 68px; }
  .hero-grid,
  .code-grid,
  .download-panel { grid-template-columns: 1fr; }
  .repo-panel { transform: none; }
  .project-grid,
  .resource-grid,
  .lesson-grid,
  .component-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-shot.big { grid-row: auto; min-height: 300px; }
  .circuit-map { min-height: 760px; }
  .wire { display: none; }
  .part {
    position: relative;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    bottom: auto !important;
    width: calc(100% - 36px);
    margin: 18px;
  }
  .component-item summary { grid-template-columns: 74px 1fr auto; gap: 14px; }
  .component-item summary .component-art { min-width: 74px; }
  .info-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .site-nav { padding: 8px 14px; }
  .brand-word { display: none; }
  .nav-actions { justify-content: flex-start; }
  .hero h1 { font-size: 40px; }
  .btn { width: 100%; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .project-grid,
  .resource-grid,
  .lesson-grid,
  .component-grid { grid-template-columns: 1fr; }
  .component-item summary {
    grid-template-columns: 58px 1fr auto;
    padding: 14px;
  }
  .component-item summary .component-art { min-width: 58px; border-width: 2px; }
  .component-item summary strong { font-size: 18px; }
  .component-detail { padding: 14px; }
  .page-footer { padding: 28px 20px; align-items: flex-start; flex-direction: column; }
}

@media (max-width: 380px) {
  .hero,
  .section { padding-left: 18px; padding-right: 18px; }
  .hero h1 { font-size: 36px; }
  .repo-panel,
  .project-card,
  .download-panel,
  .diagram-panel { padding: 18px; }
  .repo-line { grid-template-columns: 24px 1fr; }
  .repo-line span:last-child { grid-column: 2; }
  .code-head { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}