/* ============================ tokens ============================ */
:root {
  /* paper + ink (true neutral, chroma 0 — no cream, no tint) */
  --paper:    oklch(0.986 0 0);
  --paper-2:  oklch(0.962 0 0);   /* faint panel fill */
  --ink:      oklch(0.170 0 0);   /* text + black rules */
  --ink-2:    oklch(0.300 0 0);
  --muted:    oklch(0.435 0 0);   /* secondary text  ~7:1 */
  --faint:    oklch(0.510 0 0);   /* labels          ~5:1 */
  --line:     oklch(0.870 0 0);   /* hairline gray */
  --line-2:   oklch(0.760 0 0);   /* stronger gray rule */
  --on-ink:   oklch(0.992 0 0);   /* text on ink */
  --danger:   oklch(0.505 0.180 25); /* destructive only, functional */

  /* type — one neo-grotesque family; mono reserved for code/hashes */
  --font: "Geist", "Inter Tight", system-ui, -apple-system, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", monospace;

  /* z-index scale */
  --z-sticky: 100; --z-backdrop: 200; --z-modal: 210; --z-toast: 300;

  --maxw: 1280px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);   /* ease-out-quint */
  --shadow-pop: 0 24px 70px -28px oklch(0 0 0 / 0.4);
}

/* ============================ reset ============================ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scrollbar-gutter: stable; }
body {
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.5;
  font-feature-settings: "ss01", "cv01";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100dvh;
}
img { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
::selection { background: var(--ink); color: var(--paper); }

::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-thumb { background: var(--line-2); border: 4px solid var(--paper); }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* ============================ layout ============================ */
.wrap { max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2.75rem); }

/* labels (uppercase tracked, used sparingly + meaningfully) */
.eyebrow { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); }

/* header */
.topbar { position: sticky; top: 0; z-index: var(--z-sticky); background: var(--paper); border-bottom: 1px solid var(--ink); }
.topbar__row { display: flex; align-items: center; gap: 1.5rem; height: 66px; }
.brand { display: inline-flex; align-items: baseline; gap: 0.5rem; font-weight: 600; font-size: 1.3rem; letter-spacing: -0.02em; }
.brand .jp { font-family: var(--mono); font-size: 0.74rem; color: var(--faint); letter-spacing: 0; }

.nav { display: flex; gap: 1.4rem; margin-left: 1rem; }
.nav a { position: relative; padding: 0.4rem 0; color: var(--muted); font-weight: 500; font-size: 0.92rem; white-space: nowrap; transition: color .15s; }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--ink); transform: scaleX(0); transform-origin: left; transition: transform .2s var(--ease); }
.nav a:hover { color: var(--ink); }
.nav a.is-active { color: var(--ink); }
.nav a.is-active::after { transform: scaleX(1); }

.search { position: relative; margin-left: auto; flex: 0 1 320px; }
.search input { width: 100%; height: 40px; padding: 0 0.85rem 0 2.4rem; background: var(--paper); border: 1px solid var(--line-2); color: var(--ink); font-size: 0.9rem; transition: border-color .15s; }
.search input::placeholder { color: var(--faint); }
.search input:focus { outline: none; border-color: var(--ink); }
.search svg { position: absolute; left: 0.8rem; top: 50%; transform: translateY(-50%); color: var(--faint); pointer-events: none; }
.topbar__recover { flex: none; }

/* buttons — sharp, ink-driven, invert on hover */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.45rem; height: 42px; padding: 0 1.25rem;
  font-weight: 500; font-size: 0.9rem; white-space: nowrap; border: 1px solid var(--ink);
  transition: background .15s var(--ease), color .15s var(--ease), border-color .15s; }
.btn--primary { background: var(--ink); color: var(--on-ink); }
.btn--primary:hover { background: var(--paper); color: var(--ink); }
.btn--ghost { background: var(--paper); color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--on-ink); }
.btn--quiet { border-color: transparent; color: var(--muted); }
.btn--quiet:hover { color: var(--ink); }
.btn--danger { border-color: var(--danger); color: var(--danger); }
.btn--danger:hover { background: var(--danger); color: var(--on-ink); }
.btn[disabled] { opacity: 0.45; pointer-events: none; }
.btn--sm { height: 34px; padding: 0 0.85rem; font-size: 0.82rem; }
.btn--block { width: 100%; }

/* status — text label; airing reads in full ink, complete is muted */
.pill { display: inline-flex; align-items: center; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.05em; color: var(--muted); text-transform: uppercase; }
.pill--airing { color: var(--ink); }

.score { font-variant-numeric: tabular-nums; font-weight: 500; color: var(--ink); }
.score::before { content: "\2605"; margin-right: 0.22em; color: var(--muted); font-size: 0.92em; }

/* ============================ hero (editorial split) ============================ */
.hero { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: center;
  padding: clamp(2rem, 5vw, 3.75rem) 0; border-bottom: 1px solid var(--ink); }
.hero__text { min-width: 0; }
.hero__eyebrow { margin-bottom: 1.1rem; }
.hero h1 { font-weight: 600; font-size: clamp(2.2rem, 5vw, 4rem); line-height: 1.0; letter-spacing: -0.03em; text-wrap: balance; }
.hero__meta { display: flex; flex-wrap: wrap; gap: 0.5rem 1.1rem; align-items: center; margin: 1.2rem 0 0.7rem; color: var(--muted); font-size: 0.92rem; min-height: 1.4em; }
.hero__meta .sep { width: 1px; height: 13px; background: var(--line-2); }
.hero__air { margin: 0 0 1.4rem; font-family: var(--mono); font-size: 0.82rem; color: var(--muted); }
.hero__air::before { content: ""; display: inline-block; width: 6px; height: 6px; background: var(--ink); margin-right: 0.55rem; vertical-align: 1px; }
.hero__counter { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0; color: var(--faint); margin-left: 0.5rem; text-transform: none; }
.hero__actions { display: flex; gap: 0.7rem; flex-wrap: wrap; }

/* rotating airing showcase */
.hero__stage { position: relative; min-width: 0; }
.hero__frames { position: relative; aspect-ratio: 16 / 10; border: 1px solid var(--ink); overflow: hidden; background: var(--paper-2); }
.hero__frame { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .55s var(--ease); }
.hero__frame.is-active { opacity: 1; }
.hero__progress { position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: oklch(0.17 0 0 / 0.14); }
.hero__progress span { display: block; height: 100%; width: 100%; background: var(--ink); transform: scaleX(0); transform-origin: left; }
.hero__progress.is-run span { animation: heroprog 6.5s linear forwards; }
.hero__progress.is-paused span { animation-play-state: paused; }
@keyframes heroprog { to { transform: scaleX(1); } }
@media (prefers-reduced-motion: no-preference) {
  .hero__frame.is-active { animation: kenburns 7.5s var(--ease) forwards; }
  .hero--in #hero-title, .hero--in #hero-meta, .hero--in #hero-air { animation: heroIn .5s var(--ease); }
}
@keyframes kenburns { from { transform: scale(1); } to { transform: scale(1.045); } }
@keyframes heroIn { from { opacity: 0; transform: translateY(8px); } }

/* ============================ section ============================ */
.section { margin-top: clamp(2.5rem, 5vw, 4rem); }
.section__head { display: flex; align-items: flex-end; gap: 1rem; padding-bottom: 0.9rem; margin-bottom: 1.6rem; border-bottom: 1px solid var(--ink); }
.section__head h2 { font-weight: 600; font-size: 1.3rem; letter-spacing: -0.02em; }
.section__head .count { color: var(--faint); font-family: var(--mono); font-size: 0.8rem; }
.tabs { display: inline-flex; gap: 1.3rem; margin-left: auto; }
.tabs button { position: relative; padding: 0 0 0.4rem; color: var(--muted); font-weight: 500; font-size: 0.88rem; transition: color .15s; }
.tabs button::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--ink); transform: scaleX(0); transform-origin: left; transition: transform .2s var(--ease); }
.tabs button.is-active { color: var(--ink); }
.tabs button.is-active::after { transform: scaleX(1); }
.tabs button:hover { color: var(--ink); }

/* ============================ poster grid ============================ */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(168px, 1fr)); gap: clamp(1rem, 2vw, 1.75rem) clamp(0.9rem, 1.5vw, 1.25rem); }

.card { cursor: pointer; }
.card__art { position: relative; aspect-ratio: 2 / 3; overflow: hidden; border: 1px solid var(--line-2); background: var(--paper-2); transition: border-color .18s var(--ease); }
.card__art img { width: 100%; height: 100%; object-fit: cover; }
.card:hover .card__art, .card:focus-visible .card__art { border-color: var(--ink); }
.card__sub { position: absolute; inset: auto 0 0; transform: translateY(101%); transition: transform .22s var(--ease); }
.card:hover .card__sub, .card:focus-within .card__sub { transform: none; }
.card__sub .btn { border: none; border-top: 1px solid var(--ink); }
.card__info { padding-top: 0.6rem; }
.card__title { font-size: 0.9rem; font-weight: 500; line-height: 1.3; letter-spacing: -0.01em; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; margin-top: 0.35rem; color: var(--faint); font-size: 0.76rem; }
.card__meta .sep { opacity: 0.6; }
.card.is-subscribed .card__art { border-color: var(--ink); box-shadow: inset 0 0 0 2px var(--ink); }
.card.is-subscribed .card__title::after { content: " \2713"; color: var(--ink); }

/* skeleton */
.sk { background: linear-gradient(100deg, var(--paper-2) 30%, var(--line) 50%, var(--paper-2) 70%); background-size: 220% 100%; animation: shimmer 1.3s linear infinite; }
@keyframes shimmer { to { background-position: -220% 0; } }

/* ============================ dialog ============================ */
dialog { padding: 0; border: none; color: var(--ink); background: transparent; max-height: 92dvh; margin: auto; }
dialog:focus, dialog:focus-visible { outline: none; }
dialog[open] { animation: dlgin .24s var(--ease); }
@keyframes dlgin { from { opacity: 0; transform: translateY(8px); } }
dialog::backdrop { background: oklch(0.17 0 0 / 0.4); backdrop-filter: blur(2px); }
.modal { width: min(660px, 95vw); background: var(--paper); border: 1px solid var(--line); max-height: 92dvh; display: flex; flex-direction: column; box-shadow: var(--shadow-pop); }
.modal__hero { position: relative; aspect-ratio: 16 / 7; flex: none; background: var(--paper-2); overflow: hidden; }
.modal__hero img { width: 100%; height: 100%; object-fit: cover; }
.modal__hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 48%, var(--paper)); }
.modal__x { position: absolute; top: 0.85rem; right: 0.85rem; z-index: 1; width: 34px; height: 34px; display: grid; place-items: center; background: var(--paper); color: var(--ink); border: 1px solid var(--line); box-shadow: var(--shadow-2); transition: background .15s var(--ease), color .15s, border-color .15s; }
.modal__x:hover { background: var(--ink); color: var(--on-ink); border-color: var(--ink); }
.modal__body { padding: 0 clamp(1.4rem, 4vw, 2.2rem) clamp(1.5rem, 4vw, 2.2rem); overflow-y: auto; position: relative; margin-top: -1.7rem; }
.modal__titles h2 { font-weight: 600; font-size: clamp(1.55rem, 4vw, 2.05rem); letter-spacing: -0.03em; line-height: 1.04; text-wrap: balance; }
.modal__titles .alt { color: var(--muted); font-size: 0.9rem; margin-top: 0.4rem; }
.modal__metarow { display: flex; flex-wrap: wrap; gap: 0.5rem 0.9rem; align-items: center; margin: 1rem 0 0; color: var(--muted); font-size: 0.86rem; }
.modal__metarow .sep { width: 1px; height: 12px; background: var(--line-2); }
.genres { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.95rem; }
.genres span { font-size: 0.74rem; color: var(--muted); background: var(--paper-2); padding: 0.24rem 0.6rem; }
.synopsis { color: var(--ink-2); font-size: 0.92rem; line-height: 1.62; max-width: 68ch; margin-top: 1.1rem; max-height: 7.5em; overflow: hidden; -webkit-mask-image: linear-gradient(180deg, #000 72%, transparent); }

/* subscribe form */
.subform { margin-top: 1.7rem; padding-top: 1.6rem; border-top: 1px solid var(--line); }
.subform h3 { font-size: 0.98rem; letter-spacing: -0.01em; color: var(--ink); font-weight: 600; margin-bottom: 1.1rem; }
.field { margin-bottom: 1.15rem; }
.field label { display: block; font-size: 0.82rem; font-weight: 500; color: var(--muted); margin-bottom: 0.5rem; }
.choices { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip { padding: 0.5rem 0.85rem; background: var(--paper); border: 1px solid var(--line-2); font-size: 0.85rem; font-weight: 500; color: var(--muted); transition: all .14s var(--ease); display: inline-flex; gap: 0.45rem; align-items: center; }
.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip.is-sel { background: var(--ink); border-color: var(--ink); color: var(--on-ink); }
.chip small { color: var(--faint); font-family: var(--mono); font-size: 0.72rem; }
.chip.is-sel small { color: oklch(0.8 0 0); }
.chip__rank { display: inline-grid; place-items: center; min-width: 16px; height: 16px; padding: 0 3px; font-family: var(--mono); font-size: 0.68rem; font-weight: 700; background: var(--on-ink); color: var(--ink); }
.lbl-note { font-weight: 400; color: var(--faint); font-size: 0.78rem; }

/* segmented toggle (use defaults / customize) */
.segment { display: inline-flex; border: 1px solid var(--ink); margin-bottom: 1rem; }
.seg { padding: 0.5rem 0.95rem; font-size: 0.85rem; font-weight: 500; color: var(--muted); background: var(--paper); }
.seg + .seg { border-left: 1px solid var(--ink); }
.seg.is-sel { background: var(--ink); color: var(--on-ink); }
.seg:not(.is-sel):hover { color: var(--ink); }
.linkbtn { color: var(--ink); font-weight: 500; text-decoration: underline; text-underline-offset: 2px; }
.linkbtn:hover { color: var(--muted); }
[hidden] { display: none !important; }
.subform__foot { display: flex; gap: 0.7rem; margin-top: 1.4rem; }
.hint { font-size: 0.84rem; color: var(--muted); line-height: 1.55; }
.hint code { font-family: var(--mono); color: var(--ink); background: var(--paper-2); padding: 0.05rem 0.35rem; }

/* ============================ auth dialog ============================ */
.modal--sm { width: min(420px, 95vw); }
.authhead { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin-bottom: 1.2rem; }
.authhead h2 { font-weight: 600; font-size: 1.4rem; letter-spacing: -0.025em; }
.authx { width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid var(--line-2); color: var(--muted); flex: none; }
.authx:hover { background: var(--ink); color: var(--on-ink); border-color: var(--ink); }
.authform { display: grid; gap: 0.9rem; }
.authfield { display: grid; gap: 0.35rem; }
.authfield span { font-size: 0.82rem; font-weight: 500; color: var(--muted); }
.input { height: 44px; padding: 0 0.85rem; background: var(--paper); border: 1px solid var(--line-2); color: var(--ink); font-size: 0.92rem; width: 100%; }
.input:focus { outline: none; border-color: var(--ink); }
.input::placeholder { color: var(--faint); }
.autherr { color: var(--danger); font-size: 0.84rem; font-weight: 500; }
.authalt { margin-top: 0.4rem; font-size: 0.84rem; color: var(--muted); text-align: center; }
.authalt button { color: var(--ink); font-weight: 500; text-decoration: underline; text-underline-offset: 2px; }
.authalt button:hover { color: var(--muted); }

/* recovery row in dashboard */
.recovery { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  margin-top: 1.2rem; padding-top: 1.2rem; border-top: 1px solid var(--line); font-size: 0.88rem; color: var(--muted); }
.recovery--warn { color: var(--ink); }
.recovery code { font-family: var(--mono); color: var(--ink); }

/* ============================ feed dashboard ============================ */
#feed-view { padding-top: clamp(1.5rem, 4vw, 2.75rem); }
.feedtabs { display: flex; gap: 1.6rem; border-bottom: 1px solid var(--ink); margin-bottom: 1.6rem; }
.feedtab { position: relative; padding: 0 0 0.85rem; font-weight: 600; font-size: 1.05rem; letter-spacing: -0.01em; color: var(--muted); display: inline-flex; align-items: baseline; gap: 0.4rem; transition: color .15s; }
.feedtab::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--ink); transform: scaleX(0); transform-origin: left; transition: transform .2s var(--ease); }
.feedtab:hover { color: var(--ink); }
.feedtab.is-active { color: var(--ink); }
.feedtab.is-active::after { transform: scaleX(1); }
.feedtab__n { font-family: var(--mono); font-size: 0.8rem; font-weight: 400; color: var(--faint); }
.feedcard { border: 1px solid var(--ink); padding: clamp(1.4rem, 3vw, 2rem); }
.feedcard h2 { font-weight: 600; font-size: 1.4rem; letter-spacing: -0.02em; }
.feedurl { display: flex; gap: 0; margin-top: 1.1rem; border: 1px solid var(--ink); }
.feedurl input { flex: 1; min-width: 0; height: 46px; padding: 0 0.95rem; background: var(--paper); border: none; font-family: var(--mono); font-size: 0.82rem; color: var(--ink); }
.feedurl input:focus { outline: none; background: var(--paper-2); }
.feedurl .btn { border: none; border-left: 1px solid var(--ink); }
.steps { display: grid; gap: 0.7rem; margin-top: 1.4rem; counter-reset: s; }
.steps li { list-style: none; display: flex; gap: 0.85rem; align-items: baseline; color: var(--muted); font-size: 0.9rem; }
.steps li::before { counter-increment: s; content: counter(s, decimal-leading-zero); font-family: var(--mono); font-size: 0.78rem; color: var(--ink); flex: none; }

.subs { display: grid; gap: 0; margin-top: 1.5rem; border: 1px solid var(--ink); }
.subrow { display: flex; align-items: center; gap: 1rem; padding: 0.75rem; border-bottom: 1px solid var(--line); }
.subrow:last-child { border-bottom: none; }
.subrow img { width: 46px; height: 64px; object-fit: cover; border: 1px solid var(--line-2); flex: none; }
.subrow__main { flex: 1; min-width: 0; }
.subrow__main strong { font-size: 0.95rem; font-weight: 500; display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.subrow__tags { display: flex; gap: 0.5rem; margin-top: 0.25rem; color: var(--faint); font-size: 0.78rem; font-family: var(--mono); }

/* ============================ empty / states ============================ */
.empty { text-align: center; padding: clamp(3rem, 8vw, 6rem) 1rem; color: var(--muted); border: 1px solid var(--line); }
.empty .icon { font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.2em; color: var(--faint); margin-bottom: 1rem; text-transform: uppercase; }
.empty h3 { font-weight: 600; font-size: 1.3rem; color: var(--ink); margin-bottom: 0.5rem; letter-spacing: -0.02em; }
.empty p { max-width: 46ch; margin-inline: auto; line-height: 1.55; }

/* toast */
.toast-wrap { position: fixed; bottom: 1.4rem; left: 50%; transform: translateX(-50%); z-index: var(--z-toast); display: grid; gap: 0.5rem; }
.toast { background: var(--ink); color: var(--on-ink); padding: 0.75rem 1.15rem; font-size: 0.88rem; font-weight: 500; display: flex; align-items: center; gap: 0.6rem; box-shadow: var(--shadow-pop); animation: toastin .3s var(--ease); }
.toast .dot { width: 7px; height: 7px; background: var(--on-ink); }
@keyframes toastin { from { opacity: 0; transform: translateY(10px); } }

/* footer */
.foot { margin: 5rem 0 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--line); color: var(--faint); font-size: 0.82rem; width: 100%; line-height: 1.55; }

/* reveal (progressive: visible by default; JS adds .reveal-ready) */
.reveal-ready .card { opacity: 0; animation: cardin .45s var(--ease) forwards; }
@keyframes cardin { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* ============================ responsive ============================ */
@media (max-width: 880px) {
  .topbar__row { gap: 0.5rem 0.9rem; height: auto; flex-wrap: wrap; padding-block: 0.6rem; }
  .nav { margin-left: 0.25rem; gap: 1rem; }
  .topbar__recover { margin-left: auto; order: 4; }
  .search { order: 5; flex-basis: 100%; }
  .hero { grid-template-columns: 1fr; gap: 1.3rem; }
  .hero__stage { order: -1; }
  .hero__frames { aspect-ratio: 16 / 9; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(132px, 1fr)); }
  .modal__head { flex-direction: column; gap: 0.9rem; }
  .modal__cover { width: 92px; }
}

/* ============================ reduced motion ============================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal-ready .card { opacity: 1; }
  .card__sub { transition: none; }
}