:root{--bg: rgb(255, 255, 255);--surface: rgb(250, 251, 252);--surface-unread: rgb(250, 251, 252);--card-border: rgb(229, 231, 235);--text-primary: rgb(26, 26, 26);--text-heading: rgb(51, 51, 51);--text-heading-muted: rgba(51, 51, 51, .72);--text-secondary: rgb(106, 114, 130);--text-tertiary: rgb(152, 162, 179);--header-bg: rgba(255, 255, 255, .9);--accent: rgb(12, 166, 213);--accent-contrast: #ffffff;--accent-shadow: rgba(12, 166, 213, .25);--unread-dot: rgb(12, 166, 213);--pill-border: rgb(229, 231, 235);--danger: #e5484d;--cat-orange-text: #9a4b0c;--cat-orange-tag-bg: #fcecd9;--cat-cyan-text: #0b6e90;--cat-cyan-tag-bg: #dcf0f7;--radius-card: 16px;--radius-chip: 8px;--radius-well: 10px;--radius-pill: 9999px;--font-ui: "SF Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-chip: Poppins, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);color-scheme:light}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--bg: #0f1216;--surface: #171b21;--surface-unread: #171b21;--card-border: #232830;--text-primary: #f2f4f7;--text-heading: #f2f4f7;--text-heading-muted: rgba(242, 244, 247, .66);--header-bg: rgba(15, 18, 22, .9);--text-secondary: #9aa2ad;--text-tertiary: #6b7280;--pill-border: #2a303a;color-scheme:dark}}:root[data-theme=dark]{--bg: #0f1216;--surface: #171b21;--surface-unread: #1b2027;--card-border: #232830;--text-primary: #f2f4f7;--text-secondary: #9aa2ad;--text-tertiary: #6b7280;--pill-border: #2a303a;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text-primary);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overscroll-behavior-y:contain}button,[role=tab],[role=button],a{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;touch-action:manipulation}img{-webkit-touch-callout:none}button{font-family:inherit;cursor:pointer}@media (prefers-reduced-motion: reduce){*{animation-duration:.001ms!important;transition-duration:.001ms!important}}.app{display:flex;flex-direction:column;min-height:100%;max-width:640px;margin:0 auto;background:var(--bg)}.header{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:8px;padding:12px 16px;background:var(--header-bg);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.header__back,.header__action{flex:0 0 auto;width:40px;height:40px;border:none;background:transparent;border-radius:var(--radius-pill);display:flex;align-items:center;justify-content:center;color:var(--text-heading)}.header__action{color:var(--text-tertiary)}.header__back:active{background:var(--surface)}.header__action:active{color:var(--danger)}.header__title{flex:1 1 auto;min-width:0;margin:0;text-align:center;font-size:22px;line-height:33px;font-weight:600;color:var(--text-heading)}.header__spacer{flex:0 0 auto;width:40px}.header__badge{flex:0 0 auto;min-width:22px;height:22px;padding:0 6px;border-radius:var(--radius-pill);background:var(--accent);color:var(--accent-contrast);font-size:12px;font-weight:700;line-height:22px;text-align:center}.tabs{display:flex;gap:8px;padding:8px 16px 12px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;mask-image:linear-gradient(to right,black calc(100% - 28px),transparent 100%);-webkit-mask-image:linear-gradient(to right,black calc(100% - 28px),transparent 100%)}.tabs::-webkit-scrollbar{display:none}.tab{flex:0 0 auto;padding:7px 16px;border-radius:var(--radius-chip);border:1px solid var(--pill-border);background:transparent;color:var(--text-secondary);font-family:var(--font-chip);font-size:16px;line-height:24px;font-weight:500;white-space:nowrap;transition:background .15s,color .15s,border-color .15s}.tab[aria-selected=true]{background:var(--accent);border-color:var(--accent);color:var(--accent-contrast);box-shadow:0 2px 8px 0 var(--accent-shadow)}.list{flex:1;padding:4px 16px calc(var(--safe-bottom) + 24px);list-style:none;margin:0}.list__group-label{font-size:15px;line-height:22.5px;font-weight:600;color:var(--text-heading-muted);margin:0;padding:14px 4px 10px}.list__group{padding:0;list-style:none;margin:0}.list__loading-more{display:flex;align-items:center;justify-content:center;gap:8px;padding:16px 4px 8px;font-size:13px;color:var(--text-tertiary)}.list__spinner{width:14px;height:14px;border-radius:999px;border:2px solid var(--card-border);border-top-color:var(--text-tertiary);animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.pull-refresh{display:flex;align-items:center;justify-content:center;overflow:hidden;flex:0 0 auto;transition:height .15s ease}.pull-refresh__spinner{width:20px;height:20px;border-radius:999px;border:2px solid var(--card-border);border-top-color:var(--text-tertiary);transform:rotate(0);transition:border-top-color .15s ease}.pull-refresh__spinner--armed{border-top-color:var(--accent);animation:spin .6s linear infinite}.card{position:relative;width:100%;text-align:left;display:grid;grid-template-columns:40px 1fr;gap:12px;padding:14px;margin-bottom:8px;border:none;border-radius:var(--radius-card);background:var(--surface);align-items:flex-start}.card:active{transform:scale(.995)}.card__icon{width:40px;height:40px;padding:6px;display:flex;align-items:center;justify-content:center;font-size:26px;line-height:1;overflow:hidden}.card__icon img{width:28px;height:28px;object-fit:contain}.card__body{min-width:0;display:flex;flex-direction:column;gap:6px}.card__top{display:flex;align-items:center;justify-content:space-between;gap:8px}.card__chip{font-size:16px;line-height:24px;font-weight:500;padding:2px 8px;border-radius:6px;color:var(--cat-orange-text);background:var(--cat-orange-tag-bg)}.card[data-hue=cyan] .card__chip,.detail[data-hue=cyan] .card__chip{color:var(--cat-cyan-text);background:var(--cat-cyan-tag-bg)}.card__meta{display:flex;align-items:center;gap:8px;flex:0 0 auto}.card__time{font-size:12px;line-height:18px;color:var(--text-tertiary)}.card__dot{width:8px;height:8px;border-radius:var(--radius-pill);background:var(--unread-dot)}.card__title{margin:0;font-size:16px;font-weight:600;line-height:20px;color:var(--text-primary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.card__preview{margin:0;font-size:14px;line-height:19px;font-weight:400;color:var(--text-secondary);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.state{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;text-align:center;padding:56px 24px 24px;gap:8px}.state__icon{font-size:40px}.state__title{font-size:16px;font-weight:700;margin:4px 0 0}.state__text{font-size:14px;color:var(--text-secondary);margin:0;max-width:320px}.state__action{margin-top:12px;padding:10px 20px;border-radius:var(--radius-pill);border:none;background:var(--accent);color:var(--accent-contrast);font-weight:600;font-size:14px}.skeleton{display:grid;grid-template-columns:48px 1fr;gap:12px;padding:14px;margin-bottom:12px;border-radius:var(--radius-card);border:1px solid var(--card-border);background:var(--surface)}.skeleton__box,.skeleton__line{background:linear-gradient(90deg,var(--card-border) 25%,var(--surface) 50%,var(--card-border) 75%);background-size:200% 100%;animation:shimmer 1.3s infinite;border-radius:8px}.skeleton__box{width:48px;height:48px;border-radius:12px}.skeleton__line{height:12px;margin-bottom:8px}.skeleton__line--sm{width:40%}.skeleton__line--lg{width:85%}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.detail{position:fixed;inset:0;z-index:20;max-width:640px;margin:0 auto;background:var(--bg);display:flex;flex-direction:column;animation:fade-in .18s ease-out}@keyframes fade-in{0%{opacity:0;transform:translate(12px)}to{opacity:1;transform:translate(0)}}.detail__scroll{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch}.detail__hero{display:block;width:100%;height:230px;object-fit:cover;background:var(--surface)}.detail__video{width:100%;aspect-ratio:16 / 9;background:#000}.detail__video iframe{display:block;width:100%;height:100%;border:none}.detail__body{padding:18px 20px 28px}.detail__meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.detail__date{font-size:14px;color:var(--text-secondary);white-space:nowrap}.detail__title{margin:0 0 18px;font-size:22px;font-weight:700;line-height:1.32;color:var(--text-primary)}.detail__para{margin:0 0 16px;font-size:15.5px;line-height:1.6;color:var(--text-primary);white-space:pre-wrap;word-break:break-word}.detail__content{font-size:15.5px;line-height:1.6;color:var(--text-primary);word-break:break-word}.detail__content>:first-child{margin-top:0}.detail__content p{margin:0 0 16px}.detail__content h1,.detail__content h2,.detail__content h3,.detail__content h4,.detail__content h5,.detail__content h6{margin:20px 0 10px;line-height:1.3;color:var(--text-primary)}.detail__content ul,.detail__content ol{margin:0 0 16px;padding-left:24px}.detail__content li{margin:0 0 6px}.detail__content blockquote{margin:0 0 16px;padding:8px 14px;border-left:3px solid var(--border, rgba(127, 127, 127, .3));color:var(--text-secondary, inherit)}.detail__content img{max-width:100%;height:auto;border-radius:8px;margin:4px 0}.detail__content a{color:var(--accent, #2f80ed);word-break:break-all}.detail__link{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;margin-top:8px;padding:15px;border-radius:12px;border:1.5px solid var(--accent);background:transparent;color:var(--accent);font-weight:600;font-size:15px}.detail__link:active{background:var(--surface-unread)}.detail__footer{display:flex;align-items:center;justify-content:space-between;padding:16px 20px calc(var(--safe-bottom) + 16px);border-top:1px solid var(--card-border)}.detail__valid-label{font-size:14px;color:var(--text-secondary)}.detail__valid-pill{font-size:14px;font-weight:600;color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent);padding:8px 16px;border-radius:999px}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.browser{position:fixed;inset:0;z-index:30;max-width:640px;margin:0 auto;background:var(--bg);display:flex;flex-direction:column;animation:fade-in .18s ease-out}.browser__host{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.browser__open-external:active{color:var(--accent);background:var(--surface)}.browser__frame{flex:1;width:100%;border:none;background:var(--surface)}.browser__loading{position:absolute;inset:64px 0 0;display:flex;align-items:center;justify-content:center;background:var(--bg)}.browser__spinner{width:28px;height:28px;border-radius:999px;border:3px solid var(--card-border);border-top-color:var(--accent);animation:spin .7s linear infinite}.confirm-backdrop{position:fixed;inset:0;z-index:40;display:flex;align-items:center;justify-content:center;padding:24px;background:#00000080;animation:fade-in .15s ease-out}.confirm-card{width:100%;max-width:340px;padding:24px 20px 20px;border-radius:var(--radius-card);background:var(--bg);text-align:center}.confirm-icon{display:flex;align-items:center;justify-content:center;width:52px;height:52px;margin:0 auto 14px;border-radius:var(--radius-pill);background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--accent)}.confirm-title{margin:0 0 8px;font-size:17px;font-weight:700;color:var(--text-primary)}.confirm-body{margin:0 0 20px;font-size:14.5px;line-height:1.5;color:var(--text-secondary)}.confirm-body strong{color:var(--text-primary)}.confirm-actions{display:flex;gap:10px}.confirm-btn{flex:1;padding:12px;border-radius:var(--radius-pill);border:none;font-weight:600;font-size:14.5px}.confirm-btn--secondary{background:var(--surface);color:var(--text-primary)}.confirm-btn--secondary:active{background:var(--card-border)}.confirm-btn--primary{background:var(--accent);color:var(--accent-contrast)}.confirm-btn--primary:active{filter:brightness(.92)}@media (hover: hover) and (pointer: fine){.tab:hover:not([aria-selected=true]){border-color:var(--accent);color:var(--text-primary)}.card:hover{background:var(--card-border)}.header__back:hover{background:var(--surface)}.header__action:hover{background:var(--surface);color:var(--danger)}.detail__link:hover{background:color-mix(in srgb,var(--accent) 10%,transparent)}.browser__open-external:hover{background:var(--surface);color:var(--accent)}.confirm-btn--secondary:hover{background:var(--card-border)}.confirm-btn--primary:hover,.state__action:hover{filter:brightness(.94)}}