@font-face{font-family:"Poppins";src:url("../fonts/Poppins-Bold.woff2") format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Poppins";src:url("../fonts/Poppins-Medium.woff2") format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Noto Sans JP";src:url("../fonts/NotoSansJP-Regular.woff2") format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Noto Sans JP";src:url("../fonts/NotoSansJP-Bold.woff2") format("woff2");font-weight:700;font-display:swap}
:root{
  --indigo:#1B2A49; --indigo-deep:#141F38; --teal:#2E8B9A; --sand:#F2E6D0; --sand-dim:#EBD9BC;
  --verm:#D9432B; --ink:#22293A; --grey:#6C7688; --row:#FBF7F0; --line:#E8E0D0; --paper:#FFFDF9;
  --disp:"Poppins",system-ui,sans-serif;
  /* The bundled Noto subset omits a handful of kana and kanji used on the
     site, so name real Japanese system faces before the generic fallback. */
  --body:"Noto Sans JP","Hiragino Kaku Gothic ProN","Hiragino Sans","Yu Gothic","Meiryo",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;font-family:var(--body);color:var(--ink);background:var(--paper);line-height:1.6}
a{color:var(--teal)}
img,svg{display:block;max-width:100%}
.wrap{max-width:1060px;margin:0 auto;padding:0 22px}

/* header */
.top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 22px;background:var(--indigo);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand-mark svg{width:44px;height:26px}
.brand-word{font-family:var(--disp);font-weight:700;font-size:.72rem;letter-spacing:.14em;color:#fff;line-height:1.15}
.top nav{display:flex;gap:6px}
.top nav a{font-family:var(--disp);font-weight:500;font-size:.82rem;letter-spacing:.04em;color:var(--sand);text-decoration:none;padding:8px 12px;border-radius:999px}
.top nav a:hover,.top nav a.on{background:rgba(242,230,208,.14);color:#fff}
.top nav a:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--verm);outline-offset:2px}

/* hero */
.hero{background:linear-gradient(180deg,var(--indigo) 0%,var(--indigo-deep) 78%);color:#fff;overflow:hidden}
.hero-inner{max-width:1060px;margin:0 auto;padding:70px 22px 0;display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center}
.hero h1{font-family:var(--disp);font-weight:700;font-size:clamp(2.1rem,5vw,3.4rem);line-height:1.06;margin:0 0 14px;letter-spacing:.01em}
.hero .jp{color:var(--sand-dim);font-size:1rem;margin:0 0 6px;letter-spacing:.2em}
.hero p.lede{color:var(--sand);font-size:1.06rem;max-width:34em;margin:0 0 26px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px}
.btn{display:inline-block;font-family:var(--disp);font-weight:700;font-size:.9rem;letter-spacing:.03em;text-decoration:none;padding:12px 22px;border-radius:999px;border:0;cursor:pointer}
.btn-verm{background:var(--verm);color:#fff}
.btn-verm:hover{background:#c53a24}
.btn-ghost{background:transparent;color:var(--sand);border:1.5px solid rgba(242,230,208,.5)}
.btn-ghost:hover{border-color:var(--sand);color:#fff}
.hero-art svg{width:100%;height:auto}
.waveband{display:block;width:100%;height:60px;color:var(--paper)}

/* how it works */
.how{padding:64px 0 30px}
.kicker{font-family:var(--disp);font-weight:700;font-size:.74rem;letter-spacing:.22em;color:var(--teal);text-transform:uppercase;margin:0 0 10px}
h2.sec{font-family:var(--disp);font-weight:700;color:var(--indigo);font-size:clamp(1.5rem,3vw,2rem);margin:0 0 14px}
.how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:26px}
.how-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}
.how-card h3{font-family:var(--disp);font-weight:700;color:var(--indigo);font-size:1.02rem;margin:0 0 8px}
.how-card p{margin:0;color:var(--grey);font-size:.94rem}

/* islands grid */
.islands{padding:40px 0 70px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px;margin-top:26px}
.card{position:relative;background:var(--indigo);border-radius:16px;padding:18px 18px 14px;color:#fff;text-decoration:none;display:block;transition:transform .15s ease}
.card:hover{transform:translateY(-3px)}
.card svg{width:120px;height:68px;margin:2px auto 8px}
.card .no{font-family:var(--disp);font-weight:700;font-size:.7rem;letter-spacing:.18em;color:var(--sand-dim)}
.card h3{font-family:var(--disp);font-weight:700;font-size:1.04rem;margin:2px 0 2px;color:#fff}
.card .jp{color:var(--sand-dim);font-size:.85rem}
.card .parts{margin-top:10px;font-size:.78rem;color:var(--sand)}
.card.soon{background:#fff;border:1.5px dashed var(--line);color:var(--grey)}
.card.soon h3{color:var(--indigo)}
.card.soon .badge-soon{position:absolute;top:12px;right:12px;font-family:var(--disp);font-weight:700;font-size:.62rem;letter-spacing:.12em;color:var(--teal);border:1px solid var(--teal);border-radius:999px;padding:3px 8px}
.card .live{position:absolute;top:12px;right:12px;width:26px;height:26px;border-radius:50%;background:var(--verm);color:#fff;font-family:var(--disp);font-weight:700;font-size:.68rem;display:flex;align-items:center;justify-content:center}

/* island page */
.island-head{background:var(--indigo);color:#fff;padding:46px 0 0}
.island-head .wrap{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;padding-bottom:34px}
.island-head .no{font-family:var(--disp);font-weight:700;letter-spacing:.2em;font-size:.78rem;color:var(--sand-dim)}
.island-head h1{font-family:var(--disp);font-weight:700;font-size:clamp(1.9rem,4vw,2.7rem);margin:4px 0 6px}
.island-head .jp{color:var(--sand-dim)}
.island-head p.series{color:var(--sand);max-width:38em;margin:10px 0 0}
.badge{width:78px;height:78px;border-radius:50%;background:var(--verm);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;font-family:var(--disp);font-weight:700}
.badge small{font-size:.62rem;letter-spacing:.14em}
.badge span{font-size:1.7rem;line-height:1}
.partnav{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0 8px}
.chip{font-family:var(--disp);font-weight:700;font-size:.8rem;text-decoration:none;color:var(--indigo);background:#fff;border:1.5px solid var(--line);border-radius:999px;padding:8px 16px}
.chip.on{background:var(--verm);border-color:var(--verm);color:#fff}
.chip:hover{border-color:var(--teal)}
.meta-line{color:var(--grey);font-size:.9rem;margin:6px 0 0}
.listen{margin:14px 0 0;font-size:.9rem}

/* practice bar */
.practice{position:sticky;top:58px;z-index:10;background:var(--sand);border:1px solid var(--sand-dim);border-radius:12px;padding:10px 14px;display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:26px 0 10px}
.practice b{font-family:var(--disp);font-weight:700;font-size:.78rem;letter-spacing:.08em;color:var(--indigo)}
.practice button{font-family:var(--disp);font-weight:700;font-size:.76rem;border:1.5px solid var(--indigo);background:#fff;color:var(--indigo);border-radius:999px;padding:6px 13px;cursor:pointer}
.practice button[aria-pressed="true"]{background:var(--indigo);color:var(--sand)}
.practice .hint{font-size:.78rem;color:var(--grey);margin-left:auto}

/* vocab */
.scene{font-family:var(--disp);font-weight:700;color:var(--teal);font-size:1.02rem;margin:34px 0 10px;display:flex;align-items:center;gap:10px}
.scene::after{content:"";flex:1;height:1px;background:var(--line)}
table.vocab{width:100%;border-collapse:collapse;font-size:.92rem;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.vocab th{background:var(--indigo);color:var(--sand);font-family:var(--disp);font-weight:700;font-size:.68rem;letter-spacing:.12em;text-align:left;padding:9px 10px}
.vocab td{padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
.vocab tr:nth-child(even) td{background:var(--row)}
.vocab tr:last-child td{border-bottom:0}
.vocab .n{font-family:var(--disp);font-weight:700;color:var(--verm);font-size:.78rem;width:2.2em}
.vocab .ja{font-weight:700;color:var(--indigo)}
.vocab .kana{color:var(--ink)}
.vocab .rom{color:#4C566A}
.hidecol td.hide-target{cursor:pointer}
td.veiled{color:transparent!important;background:var(--sand)!important;border-radius:6px;position:relative}
td.veiled *{visibility:hidden}
td.veiled::after{content:"tap to reveal";visibility:visible;position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--teal);font-size:.68rem;font-family:var(--disp);font-weight:700;letter-spacing:.06em}
.next-block{margin:44px 0 60px;display:flex;gap:12px;flex-wrap:wrap}

/* subscribe / about */
.prose{padding:56px 0 70px;max-width:720px}
.prose h1{font-family:var(--disp);font-weight:700;color:var(--indigo);font-size:clamp(1.8rem,4vw,2.4rem)}
.prose h2{font-family:var(--disp);font-weight:700;color:var(--teal);font-size:1.2rem;margin-top:34px}
.tiers{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:26px 0}
.tier{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}
.tier.paid{border:2px solid var(--verm)}
.tier h3{font-family:var(--disp);font-weight:700;color:var(--indigo);margin:0 0 4px}
.tier .price{font-family:var(--disp);font-weight:700;color:var(--verm);font-size:1.5rem;margin:0 0 12px}
.tier ul{margin:0;padding-left:18px;color:var(--grey);font-size:.93rem}
.tier li{margin-bottom:6px}

.foot{background:var(--indigo-deep);color:var(--sand-dim);margin-top:20px}
.foot-inner{max-width:1060px;margin:0 auto;padding:34px 22px}
.foot-line{font-family:var(--disp);font-weight:700;color:var(--sand);margin:0 0 8px}
.foot-links a{color:var(--sand-dim)}
.foot-stamp{font-size:.74rem;opacity:.65;margin:14px 0 0}

@media (max-width:820px){
  /* The menu is wider than a phone screen, so let it scroll on its own
     instead of stretching the whole page sideways. */
  .top{gap:10px;padding:14px 16px}
  .brand{flex:0 0 auto}
  .top nav{
    flex:1 1 auto;min-width:0;
    overflow-x:auto;overscroll-behavior-x:contain;
    scrollbar-width:none;-ms-overflow-style:none;
    -webkit-mask-image:linear-gradient(to right,#000 calc(100% - 22px),transparent);
    mask-image:linear-gradient(to right,#000 calc(100% - 22px),transparent);
  }
  .top nav::-webkit-scrollbar{display:none}
  .top nav a{padding:8px 10px;white-space:nowrap;flex:0 0 auto}
}
@media (max-width:820px){
  .hero-inner{grid-template-columns:1fr;padding-top:48px}
  .how-grid{grid-template-columns:1fr}
  .tiers{grid-template-columns:1fr}
  .island-head .wrap{grid-template-columns:1fr}
  .practice{top:56px}
  .vocab{font-size:.85rem}
  .vocab th:nth-child(5),.vocab td:nth-child(5){display:none}
}