:root{font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,Hiragino Sans,Yu Gothic UI,Noto Sans JP,sans-serif;color:#f5f5f7;background:#000;font-synthesis:none;text-rendering:optimizeLegibility;--bg: #000;--surface: #151518;--surface-raised: #1b1b1f;--surface-active: #28282d;--input: #1a1a1e;--border: #29292f;--border-strong: #494950;--text: #f5f5f7;--text-secondary: #b4b4bb;--text-muted: #7f7f88;--text-disabled: #5e5e66;--shadow: rgba(0, 0, 0, .36);--bottom-bar-edge-padding: 7px;--bottom-bar-control-height: 50px}*{box-sizing:border-box}html{max-width:100%;overflow-x:hidden;background:var(--bg)}body{max-width:100%;min-width:320px;min-height:100vh;min-height:100dvh;margin:0;overflow-x:hidden;background:var(--bg);color:var(--text)}body,button,input,select,textarea{font-family:inherit}button,input,textarea,a{-webkit-tap-highlight-color:transparent}button{color:inherit}button:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible{outline:2px solid #c8c8cc;outline-offset:2px}h1,h2,p{margin-top:0}#root,.app-shell{min-height:100vh;min-height:100dvh;background:var(--bg)}.page{width:min(100%,760px);min-height:100vh;min-height:100dvh;margin:0 auto;padding:0 16px calc(112px + env(safe-area-inset-bottom))}.page-header{padding:calc(18px + env(safe-area-inset-top)) 2px 20px}.list-page-header{padding:calc(16px + env(safe-area-inset-top)) 0 17px;text-align:center}.list-page-header h1{margin:0;color:var(--text);font-family:Lobster Two,cursive;font-style:normal;font-size:clamp(2rem,7.2vw,2.7rem);font-weight:400;line-height:1.1;letter-spacing:0;overflow-wrap:normal}.eyebrow{margin-bottom:7px;color:var(--text-secondary);font-size:.66rem;font-weight:700;letter-spacing:0;text-transform:uppercase}.header-spacer{flex:1}.text-button{min-height:40px;border:0;padding:7px 2px;background:transparent;color:var(--text);font-size:.82rem;font-weight:650;cursor:pointer}.back-button{white-space:nowrap}.home-section-heading{align-items:end;margin:0 0 16px}.home-section-heading .eyebrow{margin-bottom:3px;font-size:.6rem}.home-section-heading h2{margin:0;font-size:1.1rem;font-weight:700}.section-heading-row{display:flex;align-items:center;justify-content:space-between;gap:10px}.compact-button{min-height:40px;padding:8px 13px;font-size:.78rem}.feed-list,.article-list{display:grid;gap:8px}.feed-card,.article-card{width:100%;border:1px solid var(--border);border-radius:18px;background:var(--surface);box-shadow:0 8px 26px var(--shadow);text-align:left;cursor:pointer}.feed-card{display:grid;grid-template-columns:42px minmax(0,1fr) auto;gap:12px;align-items:center;min-height:80px;padding:11px 13px}.feed-card:active,.article-card:active{transform:scale(.985);background:var(--surface-raised)}.feed-card-icon,.empty-state>span{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:var(--surface-active);color:var(--text)}.feed-card-icon svg{width:24px;height:24px}.feed-card-content{display:grid;min-width:0;gap:4px}.feed-card-content strong{overflow-wrap:anywhere;font-size:.94rem;font-weight:720;line-height:1.35}.feed-card-content small{overflow:hidden;color:var(--text-secondary);font-size:.68rem;line-height:1.35;text-overflow:ellipsis;white-space:nowrap}.card-chevron{color:var(--text-muted);font-size:1.55rem;line-height:.6}.empty-state{display:grid;justify-items:center;align-content:center;min-height:58vh;padding:22px 12px;color:var(--text-secondary);text-align:center}.empty-state>span{width:60px;height:60px;margin-bottom:15px;border-radius:18px;color:var(--text);box-shadow:0 8px 26px var(--shadow)}.empty-state>span svg{width:29px;height:29px}.empty-state h2{margin-bottom:7px;color:var(--text);font-size:1rem;font-weight:650}.empty-state p{max-width:280px;margin-bottom:18px;font-size:.78rem;line-height:1.65}.compact-empty-state{min-height:52vh}.detail-header{display:flex;align-items:center;min-height:58px;gap:10px;padding-top:calc(7px + env(safe-area-inset-top))}.feed-page-header{align-items:end;padding-bottom:10px}.detail-header-title{min-width:0;flex:1;text-align:center}.detail-header-title .eyebrow{margin-bottom:2px;font-size:.58rem}.detail-header-title h1{margin:0;overflow-wrap:anywhere;font-size:clamp(1.12rem,5vw,1.55rem);font-weight:680;line-height:1.25}.feed-source-line{margin:0 4px 18px;overflow:hidden;color:var(--text-secondary);font-size:.72rem;font-weight:600;text-overflow:ellipsis;white-space:nowrap}.article-card{display:grid;gap:8px;padding:15px 16px 14px}.article-card strong{overflow-wrap:anywhere;color:var(--text);font-size:.92rem;font-weight:720;line-height:1.5}.article-card span{color:var(--text-secondary);font-size:.7rem;line-height:1.4}.panel{border:1px solid var(--border);border-radius:18px;padding:18px;background:var(--surface);box-shadow:0 8px 26px var(--shadow)}.article-page-header{padding-bottom:13px}.article-detail-card{position:relative;padding-bottom:82px}.article-source{margin:-2px 0 14px;color:var(--text-secondary);font-size:.8rem;font-weight:650;overflow-wrap:anywhere}.article-detail-card h1{margin:0 0 9px;overflow-wrap:anywhere;font-size:clamp(1.3rem,6vw,1.85rem);font-weight:720;line-height:1.42}.article-date{margin:0 0 24px;color:var(--text-secondary);font-size:.72rem}.detail-section h2{margin:0 0 10px;color:var(--text);font-size:.92rem;font-weight:680}.prose{margin:0;color:var(--text-secondary);font-size:.92rem;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere}.prose.is-empty{color:var(--text-muted)}.article-open-button{position:absolute;right:18px;bottom:18px;display:grid;place-items:center;width:50px;height:50px;border:0;border-radius:15px;background:#ededf0;color:#111;box-shadow:0 6px 16px var(--shadow);text-decoration:none}.article-open-button svg{width:25px;height:25px}.article-open-button.is-disabled{opacity:.38}.form-page,.settings-page{padding-top:calc(16px + env(safe-area-inset-top) + clamp(1rem,3.6vw,1.35rem))}.form-page-header{padding-bottom:20px}.form-header-row{display:flex;align-items:center;justify-content:center;min-height:35px;gap:10px}.form-header-row h1{min-width:0;margin:0;text-align:center;font-size:clamp(1.35rem,5.8vw,1.72rem);font-weight:620}.section-hint{margin:12px 0 0;color:var(--text-secondary);font-size:.76rem;line-height:1.5;text-align:center}.rss-form{display:grid;gap:28px}.form-section{min-width:0}.form-section h2{margin:0 0 11px;color:var(--text);font-size:.92rem;font-weight:680}.field{display:grid;gap:7px;margin-top:16px}.field>span{color:var(--text-secondary);font-size:.74rem;font-weight:700}.field b{margin-left:6px;border-radius:4px;padding:2px 5px;background:var(--surface-active);color:var(--text);font-size:.6rem;font-weight:700}.field input{width:100%;min-width:0;min-height:48px;border:1px solid var(--border);border-radius:11px;outline:0;padding:12px;background:var(--input);color:var(--text);font-size:16px;line-height:1.45}.field input::placeholder{color:var(--text-muted);opacity:.9}.field input:focus{border-color:var(--border-strong);box-shadow:0 0 0 3px #ffffff14}.field-error,.form-error{color:#d8d8dc;font-size:.74rem;line-height:1.5}.form-error{margin:-12px 0 0;padding:10px 12px;border:1px solid var(--border-strong);border-radius:11px;background:var(--surface)}.form-actions{position:sticky;z-index:6;bottom:calc(73px + env(safe-area-inset-bottom));display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:9px;margin-top:-6px;padding:10px;border:1px solid var(--border);border-radius:18px;background:color-mix(in srgb,var(--surface) 93%,transparent);box-shadow:0 8px 30px var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.add-form-actions{grid-template-columns:minmax(0,1fr)}.primary-button,.secondary-button,.plain-button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;border-radius:13px;padding:11px 16px;font-size:.84rem;font-weight:700;cursor:pointer}.primary-button{border:0;background:#ededf0;color:#111;box-shadow:0 6px 16px var(--shadow)}.secondary-button{border:0;background:var(--surface-active);color:var(--text)}.plain-button{border:1px solid var(--border);background:var(--surface);color:var(--text)}.primary-button:disabled,.secondary-button:disabled,button:disabled{opacity:.45;cursor:default}.settings-section{margin-top:13px}.settings-page>.settings-section:first-of-type{margin-top:0}.settings-card{display:block;border:1px solid var(--border);border-radius:18px;padding:17px;background:var(--surface);box-shadow:0 8px 26px var(--shadow)}.settings-card h2{margin:0 0 7px;font-size:.92rem;font-weight:680}.settings-card p{margin:0;color:var(--text-secondary);font-size:.79rem;line-height:1.65}.settings-card p+p{margin-top:8px}.settings-storage-card strong{color:var(--text);font-size:1.15rem;font-weight:680}.settings-note{color:var(--text-muted)!important;font-size:.74rem!important}.message-box{display:grid;gap:10px;margin-top:calc(24px + env(safe-area-inset-top));border:1px solid var(--border);border-radius:16px;padding:17px;background:var(--surface);color:var(--text-secondary);font-size:.8rem;line-height:1.6}.message-box strong{color:var(--text);font-size:.92rem}.message-box p{margin:0}.message-box .secondary-button{width:100%;margin-top:4px}.error-box{border-color:var(--border-strong)}.loading{display:grid;place-items:center;align-content:center;min-height:45vh;color:var(--text-secondary);font-size:.8rem}.loading p{margin:12px 0 0}.loading-mark{width:28px;height:28px;border:3px solid var(--border);border-top-color:var(--text);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.bottom-nav{position:fixed;z-index:10;left:50%;bottom:0;display:grid;grid-template-columns:repeat(3,1fr);width:min(100%,760px);transform:translate(-50%);padding:7px 12px calc(7px + env(safe-area-inset-bottom));border-top:1px solid color-mix(in srgb,var(--border) 75%,transparent);background:color-mix(in srgb,var(--surface) 92%,transparent);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px)}.bottom-nav button{display:grid;place-items:center;min-height:var(--bottom-bar-control-height);border:0;background:transparent;color:var(--text-secondary);cursor:pointer}.nav-icon{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;opacity:.68}.nav-icon svg{width:24px;height:24px}.bottom-nav button.active{color:var(--text)}.bottom-nav button.active .nav-icon{background:transparent;opacity:1}.bottom-nav button.active .nav-icon svg{stroke-width:2.1}.bottom-nav button:active .nav-icon{background:transparent}.settings-nav-icon{font-size:1.42rem;line-height:1;font-weight:500;opacity:.72}.bottom-nav button.active .settings-nav-icon{background:transparent;font-weight:850;opacity:1}.toast{position:fixed;z-index:20;left:50%;bottom:calc(91px + env(safe-area-inset-bottom));width:max-content;max-width:calc(100% - 32px);transform:translate(-50%);border-radius:99px;padding:11px 17px;background:var(--surface-active);color:var(--text);box-shadow:0 8px 26px var(--shadow);font-size:.8rem;font-weight:700}.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}@media(min-width:640px){.page{padding-left:26px;padding-right:26px}}@media(max-width:639px)and (orientation:portrait){:root{--bottom-nav-visual-offset: min(20px, max(0px, calc(env(safe-area-inset-bottom) - 14px) ));--bottom-nav-top-extension: 3px;--bottom-bar-edge-padding: 4px;--bottom-bar-control-height: 46px}.page{padding-bottom:calc(102px + env(safe-area-inset-bottom) - var(--bottom-nav-visual-offset))}.list-page-header{padding-top:calc(13px + env(safe-area-inset-top))}.bottom-nav{isolation:isolate;padding:var(--bottom-bar-edge-padding) 12px calc(var(--bottom-bar-edge-padding) + env(safe-area-inset-bottom));border-top:1px solid transparent;background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none}.bottom-nav:before{position:absolute;z-index:0;inset:calc(var(--bottom-nav-visual-offset) - var(--bottom-nav-top-extension)) 0 0;border-top:1px solid color-mix(in srgb,var(--border) 75%,transparent);background:color-mix(in srgb,var(--surface) 92%,transparent);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);content:"";pointer-events:none}.bottom-nav button{position:relative;z-index:1;min-height:var(--bottom-bar-control-height);transform:translateY(var(--bottom-nav-visual-offset))}.form-actions{bottom:calc(65px + env(safe-area-inset-bottom))}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}