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var(--sp-4);border-radius:var(--radius-lg);background:var(--color-surface);border:1px solid var(--color-border);box-shadow:var(--shadow-sm);transition:transform var(--t-base) var(--ease),box-shadow var(--t-base) var(--ease)}.app-channel:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}.app-channel--featured{background:linear-gradient(165deg,#355544 0%,var(--color-brand) 42%,#1f3a2c 100%);border-color:transparent;color:#dfe7e2;box-shadow:0 12px 32px #22322a47}.app-channel--featured:hover{box-shadow:0 16px 40px #22322a57}.app-channel__ribbon{position:absolute;top:12px;right:12px;padding:3px 10px;border-radius:999px;font-size:11px;letter-spacing:.06em;color:#3a2a12;background:var(--color-accent);font-weight:600}.app-channel__title{font-family:var(--font-serif);font-size:20px;margin-bottom:var(--sp-2);color:var(--color-ink)}.app-channel--featured .app-channel__title{color:#fff}.app-channel__desc{font-size:13px;color:var(--color-ink-2);margin-bottom:var(--sp-4);line-height:1.6}.app-channel--featured .app-channel__desc{color:#b9c9c0}.app-channel__qr{width:168px;height:168px;object-fit:contain;border-radius:var(--radius-sm);background:#fff;padding:8px;margin-bottom:var(--sp-3);border:1px solid rgba(47,74,60,.12)}.app-channel--featured .app-channel__qr{border-color:#ffffff2e;box-shadow:0 4px 16px #00000026}.app-channel__placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--sp-2);width:168px;height:168px;margin-bottom:var(--sp-3);border-radius:var(--radius-sm);border:1px dashed var(--color-border);background:#2f4a3c0a;color:var(--color-ink-3);font-size:12px;letter-spacing:.08em;text-transform:uppercase}.app-channel__hint{font-size:12px;line-height:1.55;color:var(--color-ink-3);margin:0 0 var(--sp-4);max-width:16em}.app-channel--featured .app-channel__hint{color:#dfe7e2b8}.app-channel__hint--warn{color:#a8661c}.app-channel__cta{margin-top:auto;width:100%;justify-content:center;background:var(--color-accent);color:#2a1f0e;font-weight:600;padding:11px 16px;border-radius:var(--radius-sm);transition:background var(--t-fast) var(--ease),transform var(--t-fast) var(--ease)}.app-channel__cta:hover:not(:disabled){background:#d4a04e;color:#2a1f0e}.app-channel__cta:active:not(:disabled){transform:scale(.98)}.app-channel__cta:disabled{opacity:.55;cursor:not-allowed}.app-channel__cta--ghost{background:transparent;color:var(--color-ink-2);border:1px solid var(--color-border)}.app-channel--soon .app-channel__cta--ghost:disabled{opacity:.7}.app-changelog{max-width:720px;margin:0 auto;padding-top:var(--sp-5);border-top:1px solid var(--color-border);animation:member-intro-rise .55s var(--ease) .16s both}.app-changelog__title{font-family:var(--font-serif);font-size:18px;color:var(--color-ink);margin-bottom:var(--sp-4)}.app-changelog__error{color:var(--color-danger);font-size:14px}.app-changelog__loading,.app-changelog__empty{text-align:center;color:var(--color-ink-3);font-size:14px;padding:var(--sp-4) 0}.app-changelog__list{list-style:none;margin:0;padding:0;border-left:2px solid rgba(47,74,60,.18)}.app-changelog__item{position:relative;padding:0 0 var(--sp-5) var(--sp-5)}.app-changelog__item:last-child{padding-bottom:0}.app-changelog__item:before{content:"";position:absolute;left:-5px;top:8px;width:8px;height:8px;border-radius:50%;background:var(--color-brand);box-shadow:0 0 0 3px var(--color-bg)}.app-changelog__meta{display:flex;flex-wrap:wrap;align-items:center;gap:var(--sp-2);margin-bottom:var(--sp-2)}.app-changelog__version{font-family:var(--font-serif);font-size:16px;font-weight:600;color:var(--color-brand)}.app-changelog__tag{font-size:11px;padding:2px 8px;border-radius:999px;background:#2f4a3c1a;color:var(--color-brand);font-weight:600}.app-changelog__date{font-size:12px;color:var(--color-ink-3);margin-left:auto}.app-changelog__info{font-size:14px;line-height:1.7;color:var(--color-ink-2);text-align:left}@media (max-width: 900px){.app-page__channels{grid-template-columns:1fr;max-width:420px}.app-channel--featured{order:-1}.app-page__hero{padding:var(--sp-6) 0 var(--sp-6);margin-bottom:calc(-1 * var(--sp-4))}.app-changelog__date{margin-left:0;width:100%}}