/* ============================================================
   The Newsstand — public styles
   Rebrand by changing the tokens in :root below.
   ============================================================ */
:root{
  --ink:#16181d;
  --ink-soft:#5a6072;
  --line:#e4e1d9;
  --paper:#f0eee8;
  --surface:#ffffff;
  --accent:#1e5bff;
  --accent-ink:#0c3aa8;
  --reader-bg:#0e0f12;
  --chrome:rgba(20,22,27,.86);
  --radius:14px;
  --shadow:0 10px 30px rgba(20,22,30,.14);
  --font-display:"Fraunces",Georgia,serif;
  --font-ui:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--font-ui);color:var(--ink);-webkit-font-smoothing:antialiased}
img{display:block}
a{color:inherit;text-decoration:none}

/* ---------------- Library ---------------- */
body.library{background:var(--paper)}

.masthead{padding:34px 20px 22px;border-bottom:1px solid var(--line)}
.masthead-inner{max-width:1180px;margin:0 auto;display:flex;align-items:baseline;gap:18px;flex-wrap:wrap}
.wordmark{font-family:var(--font-display);font-weight:600;font-size:clamp(28px,6vw,46px);letter-spacing:-.02em;line-height:1}
.masthead-tag{color:var(--ink-soft);font-size:14px}

.catbar{max-width:1180px;margin:0 auto;padding:16px 20px 4px;display:flex;gap:10px;overflow-x:auto;-webkit-overflow-scrolling:touch}
.catbar::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;padding:8px 15px;border:1px solid var(--line);border-radius:999px;background:var(--surface);font-size:14px;font-weight:500;color:var(--ink-soft);transition:.15s}
.chip:hover{border-color:var(--ink-soft)}
.chip.is-active{background:var(--ink);color:#fff;border-color:var(--ink)}
.chip-n{opacity:.55;font-size:12px;margin-left:3px}

.shelf-wrap{max-width:1180px;margin:0 auto;padding:26px 20px 70px}
.shelf{display:grid;gap:26px 18px;grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
@media(min-width:720px){.shelf{gap:38px 26px;grid-template-columns:repeat(auto-fill,minmax(190px,1fr))}}

.issue{display:flex;flex-direction:column;gap:11px;transition:transform .22s ease}
.issue:hover{transform:translateY(-5px)}
.issue-cover{position:relative;aspect-ratio:3/4;border-radius:6px;overflow:hidden;background:linear-gradient(135deg,#2a2e38,#3c4250);box-shadow:var(--shadow)}
.issue-cover img{width:100%;height:100%;object-fit:cover}
/* signature: printed spine + shelf shadow */
.issue-cover::before{content:"";position:absolute;left:0;top:0;bottom:0;width:9px;background:linear-gradient(90deg,rgba(0,0,0,.28),rgba(0,0,0,0));pointer-events:none}
.issue-cover::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);border-radius:6px;pointer-events:none}
.issue-fallback{position:absolute;inset:0;display:grid;place-items:center;padding:18px;color:#fff;font-family:var(--font-display);font-size:19px;text-align:center}
.issue-meta{display:flex;flex-direction:column;gap:3px}
.issue-cat{font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--accent-ink);font-weight:600}
.issue-title{font-family:var(--font-display);font-weight:600;font-size:17px;line-height:1.2}
.issue-pages{font-size:12.5px;color:var(--ink-soft)}

.empty{text-align:center;padding:90px 20px;color:var(--ink-soft)}
.empty h2{font-family:var(--font-display);color:var(--ink);font-weight:600;margin:0 0 8px}

.site-foot{border-top:1px solid var(--line);padding:22px;text-align:center;color:var(--ink-soft);font-size:13px}

/* ---------------- Reader ---------------- */
body.reader{background:var(--reader-bg);color:#fff;overflow:hidden;height:100dvh}
.reader-error{height:100dvh;display:grid;place-content:center;text-align:center;gap:14px;padding:24px}
.reader-error h1{font-family:var(--font-display);font-weight:600}
.btn{display:inline-block;padding:11px 18px;border-radius:10px;background:var(--accent);color:#fff;font-weight:600}

.viewer{position:fixed;inset:0;display:flex;flex-direction:column;background:var(--reader-bg)}

.v-bar{position:absolute;left:0;right:0;z-index:20;display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--chrome);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);transition:transform .28s ease,opacity .28s ease}
.v-top{top:0;padding-top:max(10px,env(safe-area-inset-top))}
.v-bottom{bottom:0;padding-bottom:max(10px,env(safe-area-inset-bottom))}
.chrome-hidden .v-top{transform:translateY(-110%);opacity:0}
.chrome-hidden .v-bottom{transform:translateY(110%);opacity:0}

.v-title{flex:1;text-align:center;font-weight:600;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.v-actions{display:flex;gap:6px}
.v-btn{display:grid;place-items:center;width:40px;height:40px;border-radius:10px;border:0;background:transparent;color:#eceef3;cursor:pointer;transition:.15s}
.v-btn:hover{background:rgba(255,255,255,.12)}

.v-stage{position:relative;flex:1;overflow:auto;-webkit-overflow-scrolling:touch;touch-action:pan-x pan-y;overscroll-behavior:contain;background:var(--reader-bg)}
.v-stage::-webkit-scrollbar{width:10px;height:10px}
.v-stage::-webkit-scrollbar-thumb{background:rgba(255,255,255,.18);border-radius:6px}
/* v-doc is the zoom layer; it scales as a whole and the stage scrolls it */
.v-doc{transform-origin:0 0;will-change:transform;display:flex;flex-direction:column;align-items:center;gap:14px;padding:72px 0;min-height:100%}
.v-page{width:100%;display:flex;justify-content:center}
.v-page img{display:block;width:auto;height:auto;max-width:100%;background:#1a1c22;box-shadow:0 6px 24px rgba(0,0,0,.5);user-select:none;-webkit-user-drag:none}
/* placeholder height before an image loads, so scroll position is stable */
.v-page.is-blank{min-height:60vh}

.v-slider-wrap{flex:1;display:flex;align-items:center;gap:12px}
#v-slider{flex:1;-webkit-appearance:none;appearance:none;height:4px;border-radius:4px;background:rgba(255,255,255,.25);outline:none}
#v-slider::-webkit-slider-thumb{-webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:#fff;cursor:pointer;box-shadow:0 0 0 4px rgba(30,91,255,.5)}
#v-slider::-moz-range-thumb{width:16px;height:16px;border:0;border-radius:50%;background:#fff;cursor:pointer}
.v-pagenum{font-size:13px;color:#c8ccd6;min-width:64px;text-align:right;font-variant-numeric:tabular-nums}

/* thumbnails */
.v-thumbs{position:absolute;inset:0;z-index:40;background:rgba(10,11,14,.97);transform:translateY(100%);transition:transform .3s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column}
.v-thumbs.open{transform:translateY(0)}
.v-thumbs-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;padding-top:max(14px,env(safe-area-inset-top));border-bottom:1px solid rgba(255,255,255,.08);font-weight:600}
.v-thumbs-grid{flex:1;overflow-y:auto;display:grid;gap:14px;padding:16px;grid-template-columns:repeat(auto-fill,minmax(96px,1fr))}
.v-thumb{border:0;background:none;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:6px;padding:0}
.v-thumb img{width:100%;border-radius:4px;box-shadow:0 4px 14px rgba(0,0,0,.5);background:#222}
.v-thumb span{font-size:12px;color:#9aa0ad}

/* loading */
.v-loading{position:absolute;inset:0;z-index:50;display:grid;place-content:center;justify-items:center;gap:14px;background:var(--reader-bg);color:#c8ccd6;font-size:14px;transition:opacity .3s}
.v-loading.hide{opacity:0;pointer-events:none}
.v-spinner{width:34px;height:34px;border-radius:50%;border:3px solid rgba(255,255,255,.18);border-top-color:#fff;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}