/* BAF STUDIO の見た目。会社サイト baf.jp の紺と黄色を土台に、
   デジタルな画面（方眼・等幅の文字・光る黄色）と動き（スクロールで現れる・奥行きのある背景）で未来感を出す */
:root {
  --navy: #1D3156;
  --deep: #0B1426;
  --panel: #12203B;
  --yellow: #FFC410;
  --glow: rgba(255, 196, 16, .45);
  --ink: #E9EDF5;
  --sub: #93A0B8;
  --line: rgba(147, 160, 184, .22);
  --grid: rgba(120, 150, 210, .10);
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, "Roboto Mono", Menlo, monospace;
  --ease: cubic-bezier(.2, .8, .2, 1);
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; overflow-x: clip; }
body {
  margin: 0;
  background: var(--deep);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", Meiryo, sans-serif;
  line-height: 1.8;
  overflow-x: hidden;
}
a { color: inherit; }
img { max-width: 100%; height: auto; display: block; }
.in { max-width: 1040px; margin: 0 auto; padding: 0 20px; }
::selection { background: var(--yellow); color: var(--deep); }

/* 上端のスクロールの進み具合 */
.progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 20; background: var(--yellow); box-shadow: 0 0 10px var(--glow); transform-origin: 0 50%; transform: scaleX(var(--p, 0)); }

/* 点滅するカーソル */
.cursor { display: inline-block; width: .5em; height: .9em; margin-left: .12em; background: var(--yellow); vertical-align: -.06em; box-shadow: 0 0 12px var(--glow); animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ヘッダー */
.hd { background: rgba(11, 20, 38, .72); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; backdrop-filter: blur(10px) saturate(1.4); -webkit-backdrop-filter: blur(10px) saturate(1.4); }
.hd .in { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; padding-bottom: 14px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; letter-spacing: .12em; font-size: 16px; }
.logo b { color: var(--yellow); font-weight: 800; }
.mark { width: 30px; height: 30px; filter: drop-shadow(0 0 10px rgba(255,196,16,.35)); transition: transform .4s var(--ease); }
.logo:hover .mark { transform: translateY(-3px); }
.hd nav { display: flex; align-items: center; gap: 18px; }
.hd nav a { text-decoration: none; color: var(--sub); font-size: 14px; transition: color .2s; }
.hd nav a:hover { color: var(--yellow); }
.sys { font: 600 11px/1 var(--mono); letter-spacing: .14em; color: #6FE3A5; display: inline-flex; align-items: center; gap: 6px; }
.sys i { width: 7px; height: 7px; border-radius: 50%; background: #6FE3A5; box-shadow: 0 0 8px #6FE3A5; animation: blink 2.2s steps(1) infinite; }
@media (max-width: 420px) { .sys { display: none; } }

/* ── トップの見出し ── */
.hero {
  position: relative; overflow: hidden;
  min-height: min(88vh, 760px); display: flex; align-items: center;
  padding: 72px 0 110px;
  background: radial-gradient(1000px 500px at 80% -10%, #2A4A80, transparent 65%), var(--navy);
  border-bottom: 1px solid var(--line);
  isolation: isolate; contain: paint;
}
/* 奥へ伸びる方眼の床（ゆっくり手前に流れる） */
.floor {
  position: absolute; left: -50%; right: -50%; bottom: -10%; height: 70%; z-index: -1;
  background-image: linear-gradient(rgba(255,196,16,.22) 1px, transparent 1px), linear-gradient(90deg, rgba(120,160,230,.22) 1px, transparent 1px);
  background-size: 64px 64px;
  transform: perspective(420px) rotateX(62deg) translateY(calc(var(--hy, 0) * .25px));
  transform-origin: 50% 100%;
  -webkit-mask-image: linear-gradient(0deg, #000 10%, transparent 85%);
          mask-image: linear-gradient(0deg, #000 10%, transparent 85%);
  animation: floor 3.2s linear infinite;
}
@keyframes floor { to { background-position: 0 64px, 0 0; } }
/* ぼんやり光る玉 */
.orb { position: absolute; border-radius: 50%; filter: blur(60px); z-index: -1; opacity: .55; }
.o1 { width: 420px; height: 420px; background: #FFC410; right: -140px; top: -120px; opacity: .16; mix-blend-mode: screen; animation: drift 14s ease-in-out infinite alternate; translate: 0 calc(var(--hy, 0) * .3px); }
.o2 { width: 360px; height: 360px; background: #3D6BFF; left: -120px; bottom: -60px; opacity: .35; mix-blend-mode: screen; animation: drift 18s ease-in-out infinite alternate-reverse; }
@keyframes drift { to { transform: translate(60px, 40px) scale(1.15); } }
/* 舞い上がる光の粒 */
.sparks { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.sparks i { position: absolute; bottom: -10px; width: 3px; height: 3px; background: var(--yellow); box-shadow: 0 0 8px var(--yellow); border-radius: 1px; opacity: 0; animation: rise 9s linear infinite; }
.sparks i:nth-child(1)  { left: 6%;  animation-delay: 0s; }
.sparks i:nth-child(2)  { left: 14%; animation-delay: 3.1s; animation-duration: 11s; }
.sparks i:nth-child(3)  { left: 22%; animation-delay: 5.6s; }
.sparks i:nth-child(4)  { left: 31%; animation-delay: 1.4s; animation-duration: 12s; }
.sparks i:nth-child(5)  { left: 39%; animation-delay: 7.2s; }
.sparks i:nth-child(6)  { left: 47%; animation-delay: 2.3s; animation-duration: 10s; }
.sparks i:nth-child(7)  { left: 55%; animation-delay: 4.8s; }
.sparks i:nth-child(8)  { left: 62%; animation-delay: .7s;  animation-duration: 13s; }
.sparks i:nth-child(9)  { left: 70%; animation-delay: 6.1s; }
.sparks i:nth-child(10) { left: 77%; animation-delay: 2.9s; animation-duration: 11s; }
.sparks i:nth-child(11) { left: 84%; animation-delay: 8.0s; }
.sparks i:nth-child(12) { left: 90%; animation-delay: 1.9s; animation-duration: 12s; }
.sparks i:nth-child(13) { left: 95%; animation-delay: 5.0s; }
.sparks i:nth-child(14) { left: 50%; animation-delay: 9.3s; animation-duration: 14s; }
@keyframes rise { 10% { opacity: .9; } 80% { opacity: .5; } to { transform: translateY(-80vh) translateX(20px); opacity: 0; } }

/* 見出しの中身はスクロールで少し上に流れて薄くなる */
.hero .in { position: relative; width: 100%; transform: translateY(calc(var(--hy, 0) * -.25px)); opacity: calc(1 - var(--hy, 0) / 700); }
.tag { font: 600 12px/1 var(--mono); letter-spacing: .18em; color: var(--yellow); opacity: .9; margin: 0 0 24px; min-height: 1em; }
.hero h1 { color: var(--yellow); font-size: clamp(40px, 8.4vw, 80px); line-height: 1.18; margin: 0 0 26px; font-weight: 900; letter-spacing: .01em; text-shadow: 0 0 32px rgba(255, 196, 16, .35); }
/* 1行ずつ下からせり上がる */
.ln { display: block; clip-path: inset(-1em -1em 0 -1em); padding-bottom: .06em; }
.ln > span { display: inline-block; animation: up 1s var(--ease) backwards; }
.ln:nth-child(2) > span { animation-delay: .14s; }
@keyframes up { from { transform: translateY(110%); } }
.lead { color: rgba(233, 237, 245, .84); font-size: clamp(15px, 2.2vw, 17px); margin: 0; max-width: 34em; animation: fadeup 1s .35s var(--ease) backwards; }
@keyframes fadeup { from { opacity: 0; transform: translateY(16px); filter: blur(6px); } }
.scroll-hint { position: absolute; left: 20px; bottom: -78px; display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 600 11px/1 var(--mono); letter-spacing: .24em; color: var(--sub); animation: fadeup 1s .7s var(--ease) backwards; }
.scroll-hint i { width: 1px; height: 40px; background: linear-gradient(var(--yellow), transparent); position: relative; overflow: hidden; }
.scroll-hint i::after { content: ""; position: absolute; left: 0; top: -40%; width: 1px; height: 40%; background: #fff; animation: drop 1.8s var(--ease) infinite; }
@keyframes drop { to { top: 100%; } }

/* 流れる帯 */
.ticker { overflow: hidden; border-bottom: 1px solid var(--line); background: #0E1930; padding: 12px 0; }
.track { display: flex; width: max-content; gap: 28px; font: 600 13px/1 var(--mono); letter-spacing: .2em; color: var(--sub); animation: marquee 40s linear infinite; }
.track b { color: var(--yellow); font-weight: 400; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ── スクロールで現れる ── */
.js .rv { opacity: 0; transform: translateY(36px); filter: blur(8px); transition: opacity .9s var(--ease) var(--d, 0ms), transform .9s var(--ease) var(--d, 0ms), filter .9s var(--ease) var(--d, 0ms); }
.js .rv.seen { opacity: 1; transform: none; filter: none; }
.still .rv { opacity: 1; transform: none; filter: none; }

/* 見出し（アプリ・つくりかた） */
.apps, .ways { max-width: 1040px; margin: 0 auto; padding: 0 20px; }
.apps h2, .ways h2 { font: 700 13px/1 var(--mono); letter-spacing: .2em; color: var(--sub); margin: 64px 0 24px; display: flex; align-items: center; gap: 8px; }
.apps h2 span:first-child, .ways h2 span:first-child { color: var(--yellow); }
.apps h2::after, .ways h2::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, var(--line), transparent); order: 2; }
.count { order: 3; color: var(--sub); }

/* アプリのカード */
.cards { list-style: none; margin: 0; padding: 0; display: grid; gap: 24px; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); }
.card { position: relative; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; }
.js .card.rv.seen { transition: opacity .9s var(--ease) var(--d, 0ms), filter .9s var(--ease) var(--d, 0ms), transform .25s ease-out, border-color .3s, box-shadow .3s; }
.tilt, .js .tilt.rv.seen { transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)); }
/* マウスの位置に光が当たる */
.tilt .shot::after { content: ""; position: absolute; inset: 0; background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(255,255,255,.22), transparent 45%); opacity: 0; transition: opacity .3s; pointer-events: none; }
.tilt:hover .shot::after { opacity: 1; }
/* 照準のような角の飾り */
.card::before, .card::after { content: ""; position: absolute; width: 16px; height: 16px; border: 2px solid var(--yellow); pointer-events: none; opacity: 0; transition: opacity .3s, transform .3s var(--ease); }
.card::before { top: -7px; left: -7px; border-right: 0; border-bottom: 0; transform: translate(-6px, -6px); }
.card::after { bottom: -7px; right: -7px; border-left: 0; border-top: 0; transform: translate(6px, 6px); }
.card:not(.soon):hover { border-color: rgba(255, 196, 16, .55); box-shadow: 0 0 0 1px rgba(255,196,16,.15), 0 24px 60px rgba(0, 0, 0, .5), 0 0 40px rgba(255,196,16,.12); }
.card:not(.soon):hover::before, .card:not(.soon):hover::after { opacity: 1; transform: none; }
.card a { display: block; text-decoration: none; height: 100%; }
.shot { position: relative; overflow: hidden; border-radius: 8px 8px 0 0; border-bottom: 1px solid var(--line); }
.shot img { aspect-ratio: 1200 / 630; object-fit: cover; transition: transform .8s var(--ease); }
.card:hover .shot img { transform: scale(1.04); }
.card .body { padding: 14px 18px 20px; }
.meta { font: 500 11px/1.4 var(--mono); letter-spacing: .08em; color: var(--sub); margin: 0 0 8px; }
.card h3 { margin: 0 0 4px; font-size: 20px; }
.card h3 small { font-size: 12px; color: var(--sub); font-weight: 400; margin-left: 8px; }
.card p { margin: 0 0 14px; color: var(--sub); font-size: 14px; }
.card .go { position: relative; display: inline-block; overflow: hidden; background: var(--yellow); color: var(--deep); font-weight: 800; font-size: 14px; padding: 6px 20px; clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%); }
.card .go::after { content: ""; position: absolute; top: 0; bottom: 0; width: 40%; left: -60%; background: linear-gradient(100deg, transparent, rgba(255,255,255,.7), transparent); }
.card:hover .go::after { animation: shine .8s var(--ease); }
@keyframes shine { to { left: 120%; } }
.card.soon { background: repeating-linear-gradient(135deg, transparent 0 12px, rgba(147,160,184,.04) 12px 24px); border-style: dashed; display: flex; align-items: center; min-height: 190px; }
.card.soon .body { width: 100%; }
.card.soon .cursor { width: .55em; height: 1em; }
.bar { height: 4px; background: rgba(147,160,184,.18); overflow: hidden; }
.bar i { display: block; height: 100%; width: 35%; background: var(--yellow); box-shadow: 0 0 10px var(--glow); animation: load 2.4s var(--ease) infinite; }
@keyframes load { from { transform: translateX(-100%); } to { transform: translateX(300%); } }

/* つくりかた */
.ways-list { list-style: none; margin: 0 0 96px; padding: 0; display: grid; gap: 1px; grid-template-columns: repeat(3, 1fr); background: var(--line); border: 1px solid var(--line); }
.ways-list li { position: relative; background: var(--deep); padding: 28px 24px 30px; overflow: hidden; transition: background .3s; }
.ways-list li::before { content: ""; position: absolute; left: 0; top: 0; height: 2px; width: 100%; background: var(--yellow); box-shadow: 0 0 12px var(--glow); transform: scaleX(0); transform-origin: 0 50%; transition: transform .6s var(--ease); }
.ways-list li:hover { background: #101D36; }
.ways-list li:hover::before, .ways-list li.seen::before { transform: scaleX(1); }
.ways-list li.seen::before { transition-delay: calc(var(--d, 0ms) + .4s); }
.no { display: block; font: 700 40px/1 var(--mono); color: transparent; -webkit-text-stroke: 1px rgba(255,196,16,.6); margin-bottom: 16px; }
.ways-list h3 { margin: 0 0 6px; font-size: 18px; }
.ways-list p { margin: 0; color: var(--sub); font-size: 14px; }

@media (prefers-reduced-motion: reduce) {
  .cursor, .sys i, .floor, .orb, .sparks i, .track, .bar i, .scroll-hint i::after, .ln > span, .lead, .scroll-hint { animation: none; }
  .hero .in { transform: none; opacity: 1; }
}

/* ── 文書のページ（運営会社・プライバシーポリシー） ── */
.doc { max-width: 760px; margin: 0 auto; padding: 32px 20px 72px; animation: fadeup .8s var(--ease) backwards; }
.doc h1 { font-size: 28px; margin: 16px 0 28px; padding-left: 14px; border-left: 4px solid var(--yellow); line-height: 1.3; }
.doc h2 { font-size: 18px; margin: 40px 0 8px; color: #fff; }
.doc h2::before { content: "// "; font-family: var(--mono); color: var(--yellow); font-weight: 600; }
.doc p, .doc li { color: rgba(233, 237, 245, .88); }
.doc a { color: var(--yellow); }
.doc .date { color: var(--sub); margin-top: 36px; font-family: var(--mono); font-size: 13px; }
.info { width: 100%; border-collapse: collapse; border-top: 1px solid var(--line); }
.info th, .info td { text-align: left; vertical-align: top; padding: 14px 8px; border-bottom: 1px solid var(--line); }
.info th { width: 8em; color: var(--sub); font-weight: 400; white-space: nowrap; }
.info td { overflow-wrap: anywhere; }
.info small { color: var(--sub); }
.center { text-align: center; padding-top: 80px; }
.center h1 { border: 0; padding: 0; }
.center .tag { color: #FF7A6B; }
.big { width: 76px; height: 76px; transform: rotate(180deg); filter: drop-shadow(0 0 18px rgba(255,196,16,.35)); animation: glitch 3s steps(1) infinite; }
@keyframes glitch { 0%, 92%, 100% { translate: 0; } 94% { translate: -3px 1px; } 96% { translate: 3px -1px; } 98% { translate: -1px 0; } }
.btn { display: inline-block; margin-top: 8px; padding: 10px 26px; background: var(--yellow); color: var(--deep) !important; text-decoration: none; font-weight: 800; clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%); }

/* フッター */
.ft { border-top: 1px solid var(--line); background: #08101F; color: var(--sub); padding: 30px 20px 44px; text-align: center; font-size: 13px; }
.ft nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 20px; margin-bottom: 8px; }
.ft nav a { text-decoration: none; }
.ft a:hover { color: var(--yellow); }
.ft p { margin: 4px 0; overflow-wrap: anywhere; }
.copy span { font: 11px var(--mono); letter-spacing: .1em; opacity: .7; margin-left: 6px; }

@media (max-width: 720px) { .ways-list { grid-template-columns: 1fr; } }
@media (max-width: 480px) {
  .hero { min-height: auto; padding: 56px 0 120px; }
  .info th { width: auto; display: block; padding-bottom: 0; border: 0; }
  .info td { display: block; padding-top: 2px; }
  .copy span { display: block; margin: 4px 0 0; }
}

/* ── 記事のページ（アプリの紹介・開発ノート・よくある質問） ── */
.article { max-width: 780px; }
.crumbs { font: 500 12px/1.6 var(--mono); letter-spacing: .06em; color: var(--sub); margin: 0 0 8px; display: flex; flex-wrap: wrap; gap: 4px 8px; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--yellow); }
.crumbs i { font-style: normal; opacity: .5; }
.crumbs span { color: var(--ink); }
.kicker { font: 600 12px/1 var(--mono); letter-spacing: .14em; color: var(--yellow); margin: 28px 0 0; }
.article h1 small { display: block; font-size: .5em; font-weight: 600; color: var(--sub); margin-top: 10px; line-height: 1.5; }
.lede { font-size: 17px; color: var(--ink) !important; margin: 0 0 24px; }
.article h2 { scroll-margin-top: 80px; padding-top: 8px; }
.article figure { margin: 28px 0; }
.article figure img { border: 1px solid var(--line); border-radius: 8px; }
.note-head { margin: 28px 0 24px; }
.note-head .meta { margin: 0 0 12px; }
.note-head h1 { margin: 0; font-size: clamp(24px, 4.6vw, 34px); border-left: 4px solid var(--yellow); padding-left: 14px; }
.note-head h1 small { font-size: .52em; }

/* 手順（番号付き） */
.steps { list-style: none; counter-reset: st; padding: 0; margin: 16px 0 8px; display: grid; gap: 12px; }
.steps li { counter-increment: st; position: relative; padding: 14px 16px 14px 60px; background: var(--panel); border: 1px solid var(--line); border-radius: 6px; }
.steps li::before { content: counter(st, decimal-leading-zero); position: absolute; left: 16px; top: 14px; font: 700 18px/1.5 var(--mono); color: var(--yellow); }
.steps b { display: block; color: #fff; }
.steps span { display: block; color: var(--sub); font-size: 15px; }

/* 箇条書き（要点） */
.facts { list-style: none; padding: 0; margin: 12px 0; }
.facts li { position: relative; padding: 6px 0 6px 22px; }
.facts li::before { content: "▲"; position: absolute; left: 0; top: 9px; font-size: 10px; color: var(--yellow); }
.facts b { color: #fff; }

/* 表 */
.tbl-wrap { overflow-x: auto; margin: 16px 0; border: 1px solid var(--line); border-radius: 6px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 520px; }
.tbl th, .tbl td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl thead th { font: 600 11px/1.4 var(--mono); letter-spacing: .14em; color: var(--yellow); background: var(--panel); }
.tbl tbody tr:last-child td { border-bottom: 0; }
.tbl tbody tr:hover { background: rgba(255,196,16,.04); }
.tbl td:first-child { white-space: nowrap; font-weight: 700; }
.sw { display: inline-block; width: 14px; height: 14px; border-radius: 3px; background: var(--c); margin-right: 8px; vertical-align: -2px; box-shadow: 0 0 0 1px rgba(255,255,255,.25); }
.note { font-size: 14px; color: var(--sub) !important; }

/* 行動を促す箱 */
.cta { margin: 40px 0 0; padding: 24px; border: 1px solid rgba(255,196,16,.35); border-radius: 8px; background: linear-gradient(135deg, rgba(255,196,16,.08), transparent 60%); text-align: center; }
.cta p { margin: 0 0 12px; }

/* よくある質問 */
.faq { margin: 12px 0; }
.faq dt { font-weight: 700; color: #fff; padding: 16px 0 4px 30px; position: relative; border-top: 1px solid var(--line); }
.faq dt::before { content: "Q"; position: absolute; left: 0; top: 16px; font: 700 16px/1.6 var(--mono); color: var(--yellow); }
.faq dd { margin: 0; padding: 0 0 16px 30px; color: rgba(233,237,245,.85); position: relative; }
.faq dd::before { content: "A"; position: absolute; left: 0; top: 0; font: 700 16px/1.6 var(--mono); color: var(--sub); }

/* ノートの一覧 */
.note-list { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 14px; }
.note-card a { display: block; position: relative; text-decoration: none; padding: 18px 48px 18px 20px; background: var(--panel); border: 1px solid var(--line); border-radius: 6px; transition: border-color .25s, transform .25s var(--ease), background .25s; }
.note-card a:hover { border-color: rgba(255,196,16,.5); transform: translateX(4px); background: #15264A; }
.note-card .meta { margin: 0 0 6px; }
.note-card h3 { margin: 0 0 4px; font-size: 17px; color: #fff; }
.note-card p { margin: 0; color: var(--sub); font-size: 14px; }
.doc .note-card p { color: var(--sub); }
.note-card .arrow { position: absolute; right: 18px; top: 50%; translate: 0 -50%; color: var(--yellow); font-size: 20px; transition: transform .25s var(--ease); }
.note-card a:hover .arrow { transform: translateX(4px); }
.more-notes { margin-top: 56px; padding-top: 8px; border-top: 1px solid var(--line); }

/* トップのノート欄とカードの「詳しく」 */
.notes { max-width: 1040px; margin: 0 auto; padding: 0 20px 96px; }
.notes h2 { font: 700 13px/1 var(--mono); letter-spacing: .2em; color: var(--sub); margin: 0 0 8px; display: flex; align-items: center; gap: 8px; }
.notes h2 span:first-child { color: var(--yellow); }
.notes h2::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, var(--line), transparent); order: 2; }
.notes .note-list { grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); }
.notes .all { margin: 20px 0 0; text-align: right; }
.notes .all a { color: var(--yellow); text-decoration: none; font-weight: 700; }
.card .more { display: block; padding: 12px 18px; border-top: 1px solid var(--line); font-size: 13px; color: var(--sub); text-decoration: none; }
.card .more:hover { color: var(--yellow); }
.ways-list { margin-bottom: 64px; }
.hd nav { gap: 16px; }
@media (max-width: 520px) { .hd nav a[href="/about"] { display: none; } }