/* =====================================================
   AltStore Viewer — main.css
   Mobile-first. Desktop overrides at ≥900px.
   ===================================================== */

/* ── Tokens ── */
:root {
  --bg: #f2f2f7;
  --bg-card: #ffffff;
  --bg-grouped: #f2f2f7;
  --sep: rgba(60,60,67,.12);
  --sep-solid: #c6c6c8;
  --label: #000;
  --label2: rgba(60,60,67,.6);
  --label3: rgba(60,60,67,.3);
  --blue: #007aff;
  --blue-bg: rgba(0,122,255,.1);
  --tab-h: 83px;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
  --sidebar-w: 220px;
  --topbar-h: 52px;
  --r1:10px; --r2:14px; --r3:18px; --r4:22px; --r5:28px;
  --sh1: 0 1px 6px rgba(0,0,0,.07);
  --sh2: 0 4px 20px rgba(0,0,0,.09);
  --sh3: 0 8px 40px rgba(0,0,0,.13);
  --font: -apple-system,'SF Pro Text','Helvetica Neue',Arial,sans-serif;
}
@media (prefers-color-scheme:dark) {
  :root {
    --bg:#1c1c1e; --bg-card:#2c2c2e; --bg-grouped:#1c1c1e;
    --sep:rgba(84,84,88,.45); --sep-solid:#3a3a3c;
    --label:#fff; --label2:rgba(235,235,245,.6); --label3:rgba(235,235,245,.18);
    --blue:#0a84ff; --blue-bg:rgba(10,132,255,.18);
    --sh1:0 1px 6px rgba(0,0,0,.3); --sh2:0 4px 20px rgba(0,0,0,.4); --sh3:0 8px 40px rgba(0,0,0,.5);
  }
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-family:var(--font);background:var(--bg);color:var(--label);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{display:block}
button{cursor:pointer;border:none;background:none;font-family:inherit;color:inherit}
input{font-family:inherit}

/* =====================================================
   MOBILE  (all screen sizes by default)
   ===================================================== */

/* Hide ALL desktop chrome on mobile */
.desktop-sidebar,
.desktop-main {
  display: none;
}

/* App detail page: mobile content IS visible, desktop content is not */
.app-detail-container { display: block; }

/* All-apps page: mobile section padding */
.mobile-all-apps-page {
  padding-bottom: calc(var(--tab-h) + var(--safe-b));
}

body {
  min-height: 100dvh;
  background: var(--bg);
  padding-bottom: calc(var(--tab-h) + var(--safe-b));
}
body.app-detail-page { padding-bottom: 48px; }

/* ── Tab Bar ── */
.tab-bar {
  position: fixed; bottom:0; left:0; right:0;
  height: var(--tab-h);
  padding-bottom: var(--safe-b);
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-top: .5px solid var(--sep-solid);
  display: flex; align-items: flex-start; justify-content: space-around;
  z-index: 200;
}
@media (prefers-color-scheme:dark){.tab-bar{background:rgba(28,28,30,.94);}}
.tab-item {
  display:flex;flex-direction:column;align-items:center;gap:3px;
  padding-top:10px;min-width:72px;
  color:var(--label2);transition:color .15s;
  -webkit-tap-highlight-color:transparent;
}
.tab-item svg{width:25px;height:25px}
.tab-item span{font-size:10px;font-weight:500;letter-spacing:.01em}
.tab-item.active{color:var(--blue)}

/* ── Mobile page wrapper ── */
.page-container {
  max-width: 600px;
  margin: 0 auto;
  padding-top: var(--safe-t);
}

/* ── Mobile page header ── */
.page-header {
  padding: calc(var(--safe-t) + 20px) 20px 4px;
  position: sticky; top:0;
  background: var(--bg);
  z-index: 50;
}
.header-date{font-size:13px;font-weight:600;color:var(--blue);text-transform:uppercase;letter-spacing:.06em;margin-bottom:2px}
.header-title{font-size:34px;font-weight:700;letter-spacing:-.5px;line-height:1.1;padding-bottom:12px}

/* ── Skeletons ── */
.loading-container{padding:20px}
.skeleton-hero{height:360px;border-radius:var(--r5);background:var(--bg-card);animation:shimmer 1.6s infinite;margin-bottom:24px}
.skeleton-list{display:flex;flex-direction:column;gap:1px;background:var(--sep);border-radius:var(--r2);overflow:hidden}
.skeleton-item{height:72px;background:var(--bg-card);animation:shimmer 1.6s infinite}
@keyframes shimmer{0%,100%{opacity:1}50%{opacity:.45}}
.loading-full{display:flex;align-items:center;justify-content:center;height:60vh}
.spinner{width:32px;height:32px;border:3px solid var(--sep);border-top-color:var(--blue);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Source input card ── */
.source-input-section{padding:20px;animation:fadeUp .3s ease}
.source-input-card{background:var(--bg-card);border-radius:var(--r5);padding:32px 24px 28px;text-align:center;box-shadow:var(--sh2)}
.source-input-icon{width:60px;height:60px;background:var(--blue-bg);border-radius:16px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;color:var(--blue)}
.source-input-icon svg{width:28px;height:28px}
.source-input-card h2{font-size:20px;font-weight:700;margin-bottom:6px}
.source-input-card p{font-size:14px;color:var(--label2);margin-bottom:20px;line-height:1.45}
.source-input-row{display:flex;gap:10px;align-items:center}
.source-input-row input{flex:1;height:44px;padding:0 14px;background:var(--bg);border:1.5px solid var(--sep-solid);border-radius:12px;font-size:15px;color:var(--label);outline:none;transition:border-color .2s}
.source-input-row input:focus{border-color:var(--blue)}
.source-input-row input::placeholder{color:var(--label3);font-size:13px}
.source-input-row button{height:44px;padding:0 20px;background:var(--blue);color:#fff;border-radius:12px;font-size:15px;font-weight:600;white-space:nowrap;transition:opacity .15s;-webkit-tap-highlight-color:transparent}
.source-input-row button:active{opacity:.7}

/* ── Today sections ── */
.today-section{margin-bottom:36px;animation:fadeUp .4s ease}
.section-header{display:flex;align-items:baseline;justify-content:space-between;padding:0 20px 12px}
.section-title{font-size:22px;font-weight:700;letter-spacing:-.3px}
.section-see-all{font-size:15px;color:var(--blue)}

/* ── Hero Cards ── */
.hero-cards{display:flex;gap:16px;overflow-x:auto;padding:0 20px 8px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.hero-cards::-webkit-scrollbar{display:none}
.hero-card{
  min-width:calc(100vw - 56px);max-width:400px;
  scroll-snap-align:start;border-radius:var(--r5);overflow:hidden;
  position:relative;aspect-ratio:1/1.1;cursor:pointer;flex-shrink:0;
  box-shadow:var(--sh3);transition:transform .2s;
  text-decoration:none;display:block;background:var(--bg-card);
  -webkit-tap-highlight-color:transparent;
}
.hero-card:active{transform:scale(.97)}
.hero-card-bg{position:absolute;inset:0}
.hero-card-screenshot{position:absolute;right:-8px;bottom:0;height:78%;width:auto;object-fit:contain;border-radius:12px 12px 0 0;filter:drop-shadow(0 8px 24px rgba(0,0,0,.3))}
.hero-card-content{position:absolute;top:0;left:0;right:50%;padding:24px 20px;display:flex;flex-direction:column;height:100%}
.hero-card-eyebrow{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.7);margin-bottom:8px}
.hero-card-icon{width:64px;height:64px;border-radius:15px;margin-bottom:12px;box-shadow:0 4px 12px rgba(0,0,0,.2)}
.hero-card-name{font-size:22px;font-weight:700;color:#fff;line-height:1.15;letter-spacing:-.3px;margin-bottom:6px}
.hero-card-sub{font-size:13px;color:rgba(255,255,255,.7);line-height:1.35}
.hero-card-get{margin-top:auto;align-self:flex-start;background:rgba(255,255,255,.25);backdrop-filter:blur(8px);color:#fff;font-size:14px;font-weight:700;padding:7px 20px;border-radius:20px;letter-spacing:.02em}

/* ── App Row list ── */
.app-list{display:flex;flex-direction:column;background:var(--bg-card);border-radius:var(--r3);overflow:hidden;margin:0 20px;box-shadow:var(--sh1)}
.app-row{display:flex;align-items:center;gap:14px;padding:12px 16px;cursor:pointer;transition:background .15s;position:relative;text-decoration:none;color:var(--label);-webkit-tap-highlight-color:transparent}
.app-row:not(:last-child)::after{content:'';position:absolute;bottom:0;left:74px;right:0;height:.5px;background:var(--sep)}
.app-row:active{background:var(--bg-grouped)}
.app-row-icon{width:60px;height:60px;border-radius:14px;flex-shrink:0;background:var(--bg-grouped);object-fit:cover;box-shadow:0 1px 4px rgba(0,0,0,.1)}
.app-row-info{flex:1;min-width:0}
.app-row-name{font-size:16px;font-weight:500;letter-spacing:-.15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:2px}
.app-row-dev{font-size:12px;color:var(--label2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.app-row-sub{font-size:12px;color:var(--label2);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.app-row-get{background:var(--blue-bg);color:var(--blue);font-size:14px;font-weight:700;padding:6px 16px;border-radius:20px;flex-shrink:0;letter-spacing:.02em;-webkit-tap-highlight-color:transparent;transition:opacity .15s}
.app-row-get:active{opacity:.6}

/* ── News cards ── */
.news-cards{display:flex;flex-direction:column;gap:16px;padding:0 20px}
.news-card{background:var(--bg-card);border-radius:var(--r5);overflow:hidden;box-shadow:var(--sh2);cursor:pointer;-webkit-tap-highlight-color:transparent;transition:transform .2s}
.news-card:active{transform:scale(.98)}
.news-card-header{height:180px;position:relative;overflow:hidden}
.news-card-bg{position:absolute;inset:0;background:var(--blue);display:flex;align-items:center;justify-content:center}
.news-card-bg img{width:100%;height:100%;object-fit:cover}
.news-card-body{padding:16px 16px 18px}
.news-card-category{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--blue);margin-bottom:5px}
.news-card-title{font-size:17px;font-weight:700;letter-spacing:-.2px;line-height:1.25;margin-bottom:5px}
.news-card-date{font-size:12px;color:var(--label2)}

/* ── Sources page ── */
.add-source-bar{display:flex;gap:10px;padding:4px 20px 16px;align-items:center}
.search-input-wrap{flex:1;position:relative}
.search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--label2);pointer-events:none}
.search-input-wrap input{width:100%;height:36px;padding:0 36px;background:rgba(118,118,128,.12);border:none;border-radius:10px;font-size:15px;color:var(--label);outline:none}
.search-input-wrap input::placeholder{color:var(--label3)}
.search-clear{position:absolute;right:10px;top:50%;transform:translateY(-50%);color:var(--label2);padding:2px}
.search-clear svg{width:16px;height:16px}
.add-btn{font-size:15px;font-weight:600;color:var(--blue);padding:0 4px;-webkit-tap-highlight-color:transparent}
.sources-loading{display:flex;flex-direction:column;gap:1px;background:var(--sep);border-radius:var(--r2);overflow:hidden;margin:0 20px}
.skeleton-source-item{height:72px;background:var(--bg-card);animation:shimmer 1.6s infinite}
.sources-empty{text-align:center;padding:60px 20px;color:var(--label2)}
.sources-empty svg{width:48px;height:48px;margin:0 auto 16px;color:var(--label3)}
.sources-empty p{font-size:15px;line-height:1.5}
.sources-list-sections{animation:fadeUp .3s ease}
.list-section{margin-bottom:28px}
.list-section-title{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--label2);padding:0 20px 8px}
.list-group{background:var(--bg-card);border-radius:var(--r3);overflow:hidden;margin:0 20px;box-shadow:var(--sh1)}
.source-row{display:flex;align-items:center;gap:14px;padding:12px 16px;cursor:pointer;position:relative;text-decoration:none;color:var(--label);-webkit-tap-highlight-color:transparent;transition:background .15s}
.source-row:not(:last-child)::after{content:'';position:absolute;bottom:0;left:74px;right:0;height:.5px;background:var(--sep)}
.source-row:active{background:var(--bg-grouped)}
.source-row-icon{width:60px;height:60px;border-radius:14px;flex-shrink:0;background:var(--bg-grouped);display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:700;color:#fff;overflow:hidden}
.source-row-icon img{width:60px;height:60px;border-radius:14px;object-fit:cover}
.source-row-info{flex:1;min-width:0}
.source-row-name{font-size:16px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:2px}
.source-row-meta{font-size:12px;color:var(--label2)}
.source-row-chevron{width:16px;height:16px;color:var(--label3);flex-shrink:0}

/* ── App detail mobile nav ── */
.app-nav-bar{
  position:sticky;top:0;
  height:calc(var(--safe-t) + 52px);
  padding-top:var(--safe-t);
  background:rgba(255,255,255,.87);
  backdrop-filter:blur(24px) saturate(180%);
  -webkit-backdrop-filter:blur(24px) saturate(180%);
  border-bottom:.5px solid transparent;
  display:flex;align-items:center;justify-content:space-between;
  padding-left:16px;padding-right:16px;
  z-index:100;transition:border-color .2s;
}
.app-nav-bar.scrolled{border-bottom-color:var(--sep)}
@media (prefers-color-scheme:dark){.app-nav-bar{background:rgba(28,28,30,.92);}}
.back-btn{display:flex;align-items:center;gap:2px;color:var(--blue);font-size:17px;-webkit-tap-highlight-color:transparent;padding:8px 4px}
.back-btn svg{width:22px;height:22px}
.nav-app-info{display:flex;align-items:center;gap:8px;position:absolute;left:50%;transform:translateX(-50%);transition:opacity .2s,transform .2s}
.nav-app-info.hidden{opacity:0;transform:translateX(-50%) translateY(4px);pointer-events:none}
.nav-app-icon{width:28px;height:28px;border-radius:7px}
.nav-app-name{font-size:15px;font-weight:600;max-width:140px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-get-btn{background:var(--blue-bg);color:var(--blue);font-size:14px;font-weight:700;padding:6px 16px;border-radius:20px;transition:opacity .2s;-webkit-tap-highlight-color:transparent}
.nav-get-btn.hidden{opacity:0;pointer-events:none}
.nav-get-btn:active{opacity:.6}

/* ── App detail content ── */
.app-detail-container{max-width:860px;margin:0 auto;padding-bottom:60px}
.app-hero{padding:20px 20px 24px;display:flex;gap:16px;align-items:flex-start}
.app-hero-icon{width:120px;height:120px;border-radius:26px;flex-shrink:0;object-fit:cover;box-shadow:0 4px 16px rgba(0,0,0,.15)}
.app-hero-info{flex:1;min-width:0;padding-top:4px}
.app-hero-name{font-size:22px;font-weight:700;letter-spacing:-.4px;line-height:1.15;margin-bottom:4px}
.app-hero-dev{font-size:14px;color:var(--label2);margin-bottom:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.app-hero-actions{display:flex;gap:10px;align-items:center}
.get-btn{background:var(--blue);color:#fff;font-size:15px;font-weight:700;padding:9px 22px;border-radius:22px;letter-spacing:.02em;-webkit-tap-highlight-color:transparent;transition:opacity .15s}
.get-btn:active{opacity:.7}
.share-btn{color:var(--blue);padding:8px;-webkit-tap-highlight-color:transparent}
.share-btn svg{width:22px;height:22px}

.app-meta-strip{display:flex;border-top:.5px solid var(--sep);border-bottom:.5px solid var(--sep);margin:0 20px;padding:12px 0;overflow-x:auto;scrollbar-width:none}
.app-meta-strip::-webkit-scrollbar{display:none}
.meta-item{flex:1;min-width:80px;text-align:center;padding:4px 8px;border-right:.5px solid var(--sep)}
.meta-item:last-child{border-right:none}
.meta-value{font-size:17px;font-weight:700;letter-spacing:-.3px;margin-bottom:2px}
.meta-label{font-size:10px;font-weight:500;text-transform:uppercase;letter-spacing:.04em;color:var(--label2)}

.app-section{padding:24px 20px 0}
.app-section-title{font-size:22px;font-weight:700;letter-spacing:-.3px;margin-bottom:14px}
.whats-new-version{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px}
.version-tag{font-size:14px;color:var(--label2)}
.version-date{font-size:13px;color:var(--label2)}
.app-description{font-size:15px;line-height:1.55;color:var(--label);overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:4}
.app-description.expanded{-webkit-line-clamp:unset}
.more-btn{font-size:15px;color:var(--blue);margin-top:4px;-webkit-tap-highlight-color:transparent}

.screenshots-scroll{display:flex;gap:10px;overflow-x:auto;padding:0 20px 4px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;margin-top:16px}
.screenshots-scroll::-webkit-scrollbar{display:none}
.screenshot-item{flex-shrink:0;scroll-snap-align:start;border-radius:var(--r2);overflow:hidden;background:var(--bg-card);box-shadow:0 2px 12px rgba(0,0,0,.1);height:300px;cursor:pointer}
.screenshot-item img{height:100%;width:auto;display:block}

.info-list{background:var(--bg-card);border-radius:var(--r3);overflow:hidden;box-shadow:var(--sh1);margin-top:14px}
.info-row{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;position:relative}
.info-row:not(:last-child)::after{content:'';position:absolute;bottom:0;left:16px;right:0;height:.5px;background:var(--sep)}
.info-label{font-size:15px;color:var(--label)}
.info-value{font-size:15px;color:var(--label2);text-align:right;max-width:55%;word-break:break-all}
.info-value.blue{color:var(--blue)}
.info-value a{color:var(--blue)}

.source-chip{display:flex;align-items:center;gap:12px;background:var(--bg-card);border-radius:var(--r3);padding:14px 16px;margin-top:14px;box-shadow:var(--sh1);cursor:pointer;text-decoration:none;color:var(--label);-webkit-tap-highlight-color:transparent;transition:background .15s}
.source-chip:active{background:var(--bg-grouped)}
.source-chip-icon{width:44px;height:44px;border-radius:10px;object-fit:cover;flex-shrink:0}
.source-chip-info{flex:1;min-width:0}
.source-chip-name{font-size:15px;font-weight:500;margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.source-chip-sub{font-size:12px;color:var(--label2)}
.source-chip-chevron{width:16px;height:16px;color:var(--label3)}

.source-url-copy{display:flex;align-items:center;gap:8px;background:var(--bg-card);border-radius:var(--r2);padding:12px 16px;margin-top:14px;box-shadow:var(--sh1);cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background .15s}
.source-url-copy:active{background:var(--bg-grouped)}
.source-url-text{flex:1;font-size:13px;color:var(--label2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.source-url-copy svg{width:16px;height:16px;color:var(--blue);flex-shrink:0}

/* ── Search page ── */
.search-bar-container{padding:0 20px 16px}
.search-empty-state{text-align:center;padding:60px 20px}
.search-empty-state h3{font-size:20px;font-weight:700;margin-bottom:8px}
.search-empty-state p{font-size:15px;color:var(--label2);line-height:1.5}
.search-empty-state a{color:var(--blue)}
.search-prompt{text-align:center;padding:32px;color:var(--label2);font-size:15px}
.search-no-results{text-align:center;padding:60px 20px;color:var(--label2)}
.search-no-results svg{width:48px;height:48px;margin:0 auto 12px;color:var(--label3)}
.search-no-results p{font-size:20px;font-weight:700}

/* ── Install sheet ── */
.install-sheet-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:500;display:flex;align-items:flex-end;animation:fadeUp .2s ease}
.install-sheet{background:var(--bg-card);border-radius:20px 20px 0 0;width:100%;max-width:540px;margin:0 auto;padding:12px 0 calc(20px + var(--safe-b));animation:slideUp .3s cubic-bezier(.34,1.56,.64,1)}
.install-sheet-handle{width:36px;height:4px;background:var(--label3);border-radius:2px;margin:0 auto 20px}
.install-sheet-title{font-size:13px;font-weight:600;text-align:center;color:var(--label2);text-transform:uppercase;letter-spacing:.05em;padding:0 20px 12px}
.install-option{display:flex;align-items:center;gap:14px;padding:14px 20px;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background .15s}
.install-option:hover,.install-option:active{background:var(--bg-grouped)}
.install-option-icon{width:44px;height:44px;border-radius:10px;background:var(--bg-grouped);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.install-option-name{font-size:17px;font-weight:500}
.install-option-sub{font-size:13px;color:var(--label2)}
.install-divider{height:.5px;background:var(--sep);margin:0 20px}
.install-cancel{margin:8px 20px 0;background:var(--bg-grouped);border-radius:var(--r2);padding:16px;text-align:center;font-size:17px;font-weight:600;color:var(--blue);cursor:pointer;-webkit-tap-highlight-color:transparent}
.install-cancel:active{opacity:.6}
@keyframes slideUp{from{transform:translateY(100%)}to{transform:translateY(0)}}

/* ── Lightbox ── */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:600;display:flex;align-items:center;justify-content:center;animation:fadeUp .2s ease}
.lightbox img{max-width:90vw;max-height:88vh;border-radius:12px;object-fit:contain}
.lightbox-close{position:absolute;top:20px;right:20px;color:#fff;background:rgba(255,255,255,.2);border-radius:50%;width:36px;height:36px;display:flex;align-items:center;justify-content:center;cursor:pointer}
.lightbox-close svg{width:18px;height:18px}

/* ── Toast ── */
.toast{position:fixed;bottom:calc(var(--tab-h) + var(--safe-b) + 16px);left:50%;transform:translateX(-50%) translateY(20px);background:rgba(0,0,0,.82);color:#fff;padding:10px 20px;border-radius:100px;font-size:14px;font-weight:500;white-space:nowrap;z-index:700;opacity:0;transition:all .25s cubic-bezier(.34,1.56,.64,1);pointer-events:none}
body.app-detail-page .toast{bottom:calc(20px + var(--safe-b))}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ── Utilities ── */
.hidden{display:none !important}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}


/* =====================================================
   DESKTOP  (≥ 900px)
   ===================================================== */
@media (min-width:900px) {

  /* Kill mobile chrome */
  .tab-bar { display: none !important; }
  body { padding-bottom: 0; }
  body.app-detail-page { padding-bottom: 0; }
  .app-nav-bar { display: none !important; }
  /* Hide mobile-only page containers */
  .page-container { display: none !important; }
  /* But .page-container inside desktop-main is fine — we don't use it there */

  /* Show desktop chrome */
  .desktop-sidebar { display: flex; }
  .desktop-main { display: flex; }

  .toast { bottom: 24px; }

  /* ── Sidebar ── */
  .desktop-sidebar {
    width: var(--sidebar-w);
    position: fixed; top:0; left:0; bottom:0;
    background: rgba(248,248,250,.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: .5px solid var(--sep-solid);
    flex-direction: column;
    z-index: 100;
    overflow-y: auto;
    scrollbar-width: none;
  }
  .desktop-sidebar::-webkit-scrollbar{display:none}
  @media (prefers-color-scheme:dark){.desktop-sidebar{background:rgba(24,24,26,.97);}}

  .sidebar-logo{display:flex;align-items:center;gap:10px;padding:22px 16px 14px;border-bottom:.5px solid var(--sep);margin-bottom:8px}
  .sidebar-logo-icon{width:36px;height:36px;background:var(--blue);border-radius:9px;display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}
  .sidebar-logo-icon svg{width:20px;height:20px}
  .sidebar-logo-text{font-size:15px;font-weight:700;letter-spacing:-.2px}

  .sidebar-section-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.07em;color:var(--label2);padding:12px 16px 5px}

  .sidebar-nav-item{display:flex;align-items:center;gap:9px;padding:7px 10px;margin:1px 8px;border-radius:8px;cursor:pointer;color:var(--label);font-size:13px;font-weight:500;text-decoration:none;transition:background .12s;-webkit-tap-highlight-color:transparent}
  .sidebar-nav-item svg{width:17px;height:17px;flex-shrink:0;color:var(--label2)}
  .sidebar-nav-item:hover{background:rgba(0,0,0,.06)}
  .sidebar-nav-item.active{background:rgba(0,122,255,.12);color:var(--blue)}
  .sidebar-nav-item.active svg{color:var(--blue)}
  @media (prefers-color-scheme:dark){.sidebar-nav-item:hover{background:rgba(255,255,255,.07)}}

  .sidebar-divider{height:.5px;background:var(--sep);margin:10px 16px}

  .sidebar-source-section{flex:1;overflow-y:auto;padding-bottom:12px;scrollbar-width:none}
  .sidebar-source-section::-webkit-scrollbar{display:none}

  .sidebar-source-item{display:flex;align-items:center;gap:9px;padding:6px 10px;margin:1px 8px;border-radius:8px;cursor:pointer;text-decoration:none;color:var(--label);font-size:13px;transition:background .12s;-webkit-tap-highlight-color:transparent}
  .sidebar-source-item:hover{background:rgba(0,0,0,.06)}
  .sidebar-source-item.active{background:rgba(0,122,255,.12);color:var(--blue)}
  @media (prefers-color-scheme:dark){.sidebar-source-item:hover{background:rgba(255,255,255,.07)}}

  .sidebar-source-item-icon{width:28px;height:28px;border-radius:7px;flex-shrink:0;overflow:hidden;background:var(--bg-grouped);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:#fff}
  .sidebar-source-item-icon img{width:100%;height:100%;object-fit:cover}
  .sidebar-source-item-name{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

  .sidebar-add-btn{display:flex;align-items:center;gap:7px;padding:7px 10px;margin:4px 8px;border-radius:8px;cursor:pointer;color:var(--blue);font-size:13px;font-weight:500;transition:background .12s}
  .sidebar-add-btn svg{width:16px;height:16px}
  .sidebar-add-btn:hover{background:rgba(0,122,255,.08)}

  /* ── Desktop main ── */
  .desktop-main{
    margin-left:var(--sidebar-w);
    min-height:100dvh;
    flex-direction:column;
    flex:1;
  }

  /* ── Top bar ── */
  .desktop-topbar{
    position:sticky;top:0;
    height:var(--topbar-h);
    background:rgba(255,255,255,.9);
    backdrop-filter:blur(20px) saturate(180%);
    -webkit-backdrop-filter:blur(20px) saturate(180%);
    border-bottom:.5px solid transparent;
    display:flex;align-items:center;
    padding:0 28px;gap:14px;
    z-index:90;transition:border-color .2s;
  }
  .desktop-topbar.bordered{border-bottom-color:var(--sep)}
  @media (prefers-color-scheme:dark){.desktop-topbar{background:rgba(28,28,30,.92);}}

  .topbar-back{display:flex;align-items:center;gap:3px;color:var(--blue);font-size:13px;font-weight:500;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:opacity .15s;padding:4px 0;flex-shrink:0}
  .topbar-back:hover{opacity:.75}
  .topbar-back svg{width:17px;height:17px}

  .topbar-breadcrumb{display:flex;align-items:center;gap:6px}
  .topbar-breadcrumb-sep{color:var(--label3);font-size:13px}
  .topbar-breadcrumb-current{font-size:13px;font-weight:600;color:var(--label);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:200px}

  .topbar-spacer{flex:1}

  .topbar-search{position:relative;width:220px}
  .topbar-search input{width:100%;height:30px;padding:0 12px 0 30px;background:rgba(118,118,128,.12);border:none;border-radius:7px;font-size:13px;color:var(--label);outline:none;transition:background .2s,box-shadow .2s}
  .topbar-search input:focus{background:var(--bg-card);box-shadow:0 0 0 2px var(--blue)}
  .topbar-search input::placeholder{color:var(--label3)}
  .topbar-search-icon{position:absolute;left:9px;top:50%;transform:translateY(-50%);width:13px;height:13px;color:var(--label2);pointer-events:none}

  /* ── Page body ── */
  .desktop-page{padding:32px 36px 60px}

  /* Hide mobile page header on desktop */
  .page-header{display:none}

  .desktop-page-header{margin-bottom:28px}
  .desktop-page-header h1{font-size:30px;font-weight:700;letter-spacing:-.5px}
  .desktop-page-header p{font-size:14px;color:var(--label2);margin-top:5px}

  /* ── Hero banner ── */
  .desktop-hero-banner{
    border-radius:var(--r5);overflow:hidden;position:relative;height:360px;
    margin-bottom:44px;cursor:pointer;text-decoration:none;display:block;
    box-shadow:var(--sh3);transition:transform .25s,box-shadow .25s;
  }
  .desktop-hero-banner:hover{transform:translateY(-2px);box-shadow:0 16px 56px rgba(0,0,0,.18)}
  .desktop-hero-bg{position:absolute;inset:0}
  .desktop-hero-screenshot{position:absolute;right:50px;bottom:0;height:90%;object-fit:contain;filter:drop-shadow(0 12px 32px rgba(0,0,0,.3))}
  .desktop-hero-content{position:absolute;top:0;left:0;bottom:0;width:46%;padding:44px 48px;display:flex;flex-direction:column;justify-content:center}
  .desktop-hero-eyebrow{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.65);margin-bottom:12px}
  .desktop-hero-icon{width:68px;height:68px;border-radius:16px;margin-bottom:14px;box-shadow:0 4px 16px rgba(0,0,0,.22)}
  .desktop-hero-name{font-size:34px;font-weight:800;color:#fff;letter-spacing:-.5px;line-height:1.1;margin-bottom:10px}
  .desktop-hero-sub{font-size:14px;color:rgba(255,255,255,.72);line-height:1.4;margin-bottom:22px}
  .desktop-hero-get{align-self:flex-start;background:rgba(255,255,255,.25);backdrop-filter:blur(10px);color:#fff;font-size:14px;font-weight:700;padding:9px 26px;border-radius:22px}

  /* ── Section headers ── */
  .desktop-section{margin-bottom:44px}
  .desktop-section-header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:16px;padding-bottom:12px;border-bottom:.5px solid var(--sep)}
  .desktop-section-title{font-size:21px;font-weight:700;letter-spacing:-.3px}
  .desktop-see-all{font-size:14px;color:var(--blue);font-weight:500;transition:opacity .15s}
  .desktop-see-all:hover{opacity:.7}

  /* ── App tile grid ── */
  .desktop-app-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:1px;background:var(--sep);
    border-radius:var(--r3);overflow:hidden;box-shadow:var(--sh1);
  }
  .desktop-app-tile{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--bg-card);cursor:pointer;text-decoration:none;color:var(--label);transition:background .12s;min-width:0}
  .desktop-app-tile:hover{background:rgba(0,0,0,.025)}
  @media (prefers-color-scheme:dark){.desktop-app-tile:hover{background:rgba(255,255,255,.04)}}
  .desktop-app-tile-icon{width:52px;height:52px;border-radius:12px;flex-shrink:0;object-fit:cover;background:var(--bg-grouped);box-shadow:0 1px 4px rgba(0,0,0,.1)}
  .desktop-app-tile-info{flex:1;min-width:0}
  .desktop-app-tile-name{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:2px}
  .desktop-app-tile-dev{font-size:11px;color:var(--label2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .desktop-app-tile-get{background:var(--blue-bg);color:var(--blue);font-size:12px;font-weight:700;padding:5px 13px;border-radius:14px;flex-shrink:0;letter-spacing:.02em;white-space:nowrap}
  .desktop-app-tile:hover .desktop-app-tile-get{background:rgba(0,122,255,.17)}

  /* ── Sources grid ── */
  .desktop-sources-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
  .desktop-source-card{background:var(--bg-card);border-radius:var(--r3);padding:18px;display:flex;flex-direction:column;gap:10px;cursor:pointer;text-decoration:none;color:var(--label);box-shadow:var(--sh1);border:.5px solid var(--sep);transition:transform .18s,box-shadow .18s}
  .desktop-source-card:hover{transform:translateY(-2px);box-shadow:var(--sh2)}
  .desktop-source-card-header{display:flex;align-items:center;gap:12px}
  .desktop-source-card-icon{width:50px;height:50px;border-radius:12px;flex-shrink:0;overflow:hidden;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;color:#fff;box-shadow:0 2px 8px rgba(0,0,0,.12)}
  .desktop-source-card-icon img{width:100%;height:100%;object-fit:cover;border-radius:12px}
  .desktop-source-card-name{font-size:14px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:1px}
  .desktop-source-card-meta{font-size:11px;color:var(--label2)}
  .desktop-source-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:4px}
  .desktop-source-card-count{font-size:12px;color:var(--label2)}
  .desktop-source-card-btn{font-size:12px;font-weight:700;color:var(--blue);background:var(--blue-bg);padding:5px 13px;border-radius:13px}

  /* ── App detail desktop layout ── */
  .desktop-app-detail-wrap{display:grid;grid-template-columns:1fr 300px;gap:36px;align-items:start}
  .desktop-app-main-col{}
  .desktop-app-side-col{position:sticky;top:calc(var(--topbar-h) + 24px)}

  /* Override app-hero on desktop */
  .app-hero{padding:0 0 28px;gap:22px;border-bottom:.5px solid var(--sep);margin-bottom:28px}
  .app-hero-icon{width:140px;height:140px;border-radius:30px}
  .app-hero-name{font-size:30px}
  .app-hero-dev{font-size:16px}
  .app-meta-strip{margin:0 0 28px;border-radius:var(--r3);background:var(--bg-card);box-shadow:var(--sh1);overflow:hidden;border-top:none;border-bottom:none}
  .meta-item{padding:14px 12px}
  .meta-value{font-size:20px}
  .app-section{padding:0 0 28px}
  .screenshots-scroll{padding:0 0 4px;margin-top:14px}
  .screenshot-item{height:380px}

  /* Info side panel */
  .desktop-info-panel{background:var(--bg-card);border-radius:var(--r3);box-shadow:var(--sh1);overflow:hidden;margin-bottom:16px;border:.5px solid var(--sep)}
  .desktop-info-panel .info-list{box-shadow:none;margin-top:0;border-radius:0}
  .desktop-info-panel-title{font-size:16px;font-weight:700;padding:14px 16px 10px;border-bottom:.5px solid var(--sep)}

  /* Source input card desktop */
  .source-input-card{text-align:left}
  .source-input-icon{margin:0 0 16px}

  /* Add source bar desktop */
  .add-source-bar{padding:0 0 24px;max-width:480px}
  .list-section{margin-bottom:36px}
  .list-section-title{padding:0 0 8px}
  .list-group{margin:0}
  .sources-loading{margin:0}
  .sources-empty{padding:80px 20px}

  /* Search desktop */
  .search-bar-container{padding:0 0 20px;max-width:480px}

  /* News cards desktop grid */
  .news-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));padding:0;gap:16px}
}

/* ── Wider grids ── */
@media (min-width:1200px){
  :root{--sidebar-w:240px}
  .desktop-page{padding:36px 48px 80px}
  .desktop-hero-banner{height:420px}
  .desktop-hero-name{font-size:38px}
  .desktop-app-grid{grid-template-columns:repeat(4,1fr)}
  .desktop-app-detail-wrap{grid-template-columns:1fr 320px}
}
@media (min-width:1600px){
  .desktop-app-grid{grid-template-columns:repeat(5,1fr)}
}