:root{--paper: #fbfcfa;--surface: #ffffff;--surface-low: #f5f7f4;--line: #d9ded8;--ink: #303632;--ink-soft: #59645d;--muted: #88918b;--primary: #718779;--primary-deep: #41584a;--primary-soft: #e7eee8;--accent: #a95f55;--accent-soft: #f5e8e5;--rose: #f1ded9;--sage: #e4ede6;--mist: #f2f5f2;--header-bg: rgba(251, 252, 250, .96);--footer-height: 92px;--serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", "Times New Roman", serif;--sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;font-family:var(--sans);color:var(--ink);background:var(--paper);font-synthesis:none;text-rendering:optimizeLegibility}html[data-theme=blue]{--paper: #fafcfd;--surface-low: #f3f7f9;--line: #d7dfe4;--ink: #2f373d;--ink-soft: #56656f;--muted: #87939b;--primary: #66839a;--primary-deep: #36566d;--primary-soft: #e7eef3;--sage: #e5edf2;--mist: #f0f4f6;--header-bg: rgba(250, 252, 253, .96)}html[data-theme=red]{--paper: #fdfbf9;--surface-low: #faf5f3;--line: #e3d8d5;--ink: #3b3230;--ink-soft: #685956;--muted: #998b87;--primary: #a56862;--primary-deep: #743f3a;--primary-soft: #f3e7e5;--accent: #994e47;--sage: #f1e5e2;--mist: #f8f1ef;--header-bg: rgba(253, 251, 249, .96)}html[data-theme=amber]{--paper: #fdfcf9;--surface-low: #f9f6ee;--line: #e2dccd;--ink: #39362f;--ink-soft: #655f52;--muted: #958e7f;--primary: #a7824e;--primary-deep: #6c522f;--primary-soft: #f4ecdc;--accent: #9f5c50;--sage: #f2ead9;--mist: #f8f4e9;--header-bg: rgba(253, 252, 249, .96)}html[data-theme=mono]{--paper: #fafafa;--surface-low: #f3f3f3;--line: #d7d7d7;--ink: #171918;--ink-soft: #4f5350;--muted: #858885;--primary: #5b605c;--primary-deep: #202321;--primary-soft: #ebedeb;--accent: #4a4d4b;--accent-soft: #eeeeee;--rose: #e7e7e7;--sage: #eceeec;--mist: #f1f2f1;--header-bg: rgba(250, 250, 250, .96)}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--paper)}button,input,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.42}a{color:inherit;text-decoration:none}.page{min-height:100vh;display:grid;grid-template-rows:auto 1fr;padding-bottom:var(--footer-height);background:var(--paper)}.landing-header,.dashboard-header{height:88px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:32px;padding:0 10vw;background:var(--header-bg);position:sticky;top:0;z-index:10}.dashboard-header{border-bottom:1px solid var(--line)}.landing-header{justify-items:end}.brand{display:flex;align-items:center;gap:0;font-family:var(--serif);font-weight:500;font-size:34px;letter-spacing:0;color:var(--primary-deep)}.brand.compact{font-size:34px}.brand img{width:54px;height:54px;object-fit:contain;border:0;mix-blend-mode:multiply;opacity:.76}.landing-header nav,.dashboard-header nav,.user-menu{display:flex;align-items:center;gap:34px}.landing-header nav button,.dashboard-header nav button,.user-menu button{border:0;background:transparent;color:var(--ink-soft);font-weight:700;transition:color .18s ease,background .18s ease,border-color .18s ease}.landing-header nav button:hover,.dashboard-header nav button:hover,.user-menu button:hover{color:var(--primary-deep)}.dashboard-header{grid-template-columns:auto 1fr auto;padding:0 48px}.dashboard-header nav{justify-content:center}.user-menu .credit-balance{border:1px solid var(--line);border-radius:6px;padding:9px 12px;background:var(--surface);color:var(--primary-deep)}.theme-picker{position:relative}.theme-picker>summary{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:var(--surface);list-style:none;cursor:pointer;transition:border-color .18s ease,background .18s ease}.theme-picker>summary::-webkit-details-marker{display:none}.theme-picker>summary:hover,.theme-picker[open]>summary{border-color:var(--primary);background:var(--primary-soft)}.theme-current-swatch,.theme-options button span{display:block;border-radius:50%;background:var(--swatch-color)}.theme-current-swatch{width:14px;height:14px;box-shadow:0 0 0 3px var(--primary-soft)}.theme-options{position:absolute;top:calc(100% + 9px);right:0;z-index:20;width:142px;display:grid;gap:2px;padding:6px;border:1px solid var(--line);border-radius:7px;background:var(--surface);box-shadow:0 14px 32px #30363221}.user-menu .theme-options button{display:grid;grid-template-columns:18px 1fr;align-items:center;gap:9px;width:100%;padding:8px 9px;border:1px solid transparent;border-radius:5px;background:transparent;color:var(--ink-soft);text-align:left;font-size:12px;font-weight:500}.theme-options button span{width:14px;height:14px}.user-menu .theme-options button:hover{background:var(--surface-low);color:var(--ink)}.user-menu .theme-options button.active{border-color:var(--line);background:var(--primary-soft);color:var(--primary-deep)}.btn{min-height:44px;border-radius:6px;border:1px solid var(--line);padding:0 28px;background:transparent;color:var(--ink);font-weight:700;transition:.3s ease}.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn.primary:hover{background:var(--primary-deep);border-color:var(--primary-deep)}.btn.secondary{background:transparent;color:var(--primary-deep)}.btn.secondary:hover{background:var(--mist)}.btn.danger{color:#93000a;border-color:#e6b8b3}.btn.small{min-height:42px}.btn.wide{width:100%}.landing-page{background:var(--paper)}.landing-cover{min-height:calc(100vh - 180px);display:grid;place-items:center;align-content:center;gap:72px;padding:24px;text-align:center}.eyebrow{display:none;margin:0 0 20px;color:#8b6f63;font-size:12px;line-height:1;font-weight:800;letter-spacing:.18em;text-transform:uppercase}.landing-tagline{width:min(880px,100%);margin:0;color:var(--ink-soft);font-family:var(--serif);font-size:clamp(24px,2.8vw,42px);font-weight:400;line-height:1.78;opacity:0;transform:translateY(12px);animation:taglineReveal 1.8s ease forwards}.landing-tagline span{display:inline-block;color:var(--primary-deep);font-size:1.36em;font-weight:600;padding:0 .08em}.landing-actions{display:flex;justify-content:center;gap:20px}.landing-actions .btn{min-width:138px}.legal-consent{display:inline-flex;grid-template-columns:none;align-items:center;justify-content:center;gap:10px;color:var(--muted);font-size:13px;font-weight:400;letter-spacing:0;text-transform:none}.legal-consent input{width:18px;height:18px;padding:0;accent-color:var(--primary)}.legal-consent button{border:0;background:transparent;color:var(--primary-deep);padding:0;font-weight:700;text-decoration:underline;text-underline-offset:3px}.global-footer{position:fixed;left:5.5vw;right:5.5vw;bottom:0;z-index:20;min-height:var(--footer-height);display:flex;justify-content:center;align-items:center;gap:28px;border-top:1px solid var(--line);background:var(--header-bg);color:var(--muted);font-size:12px;font-weight:300}.global-footer nav{display:flex;gap:28px}.global-footer button{border:0;background:transparent;color:inherit;padding:0;font:inherit}@keyframes taglineReveal{to{opacity:.56;transform:translateY(0)}}.setup-shell{display:grid;place-items:center;padding:40px 24px 80px}.setup-card{width:min(680px,100%);display:grid;gap:22px;padding:20px 0;border:0;border-radius:0;background:transparent}.setup-card h1{margin:0;color:var(--primary-deep);font-family:var(--serif);font-size:clamp(25px,3vw,38px);font-weight:500;line-height:1.45}.setup-card h1 span{display:block;margin-bottom:14px;color:var(--muted);font-family:var(--sans);font-size:13px;font-weight:300;letter-spacing:.08em}.setup-copy{margin:0;color:var(--ink-soft);line-height:1.9}.setup-actions{margin-top:18px}.dashboard-shell{display:grid;grid-template-columns:300px minmax(0,1fr) 360px;gap:40px;padding:48px;align-items:start}.sidebar,.studio{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:24px}.sidebar-head{display:flex;justify-content:space-between;gap:16px;align-items:center}.sidebar-head h2{margin:0}.sidebar-head button{border:0;background:transparent;color:var(--ink-soft);font-size:13px}.sidebar h2,.studio h2,.workspace h1,.modal-panel h2,.reader h2{font-family:var(--serif);font-weight:500}.subject-list{display:grid;gap:10px;margin-top:24px}.subject-list button{border:1px solid var(--line);background:var(--surface);border-radius:6px;padding:14px;text-align:left;display:grid;gap:4px}.subject-list button{transition:border-color .18s ease,background .18s ease,box-shadow .18s ease}.subject-list button:hover{border-color:var(--primary);background:var(--surface-low)}.subject-list button.active{background:var(--primary-soft);color:var(--primary-deep);border-color:#b8c8bc;box-shadow:inset 3px 0 0 var(--primary)}.subject-list span{color:inherit;opacity:.66;font-size:13px}.workspace{min-width:0}.workspace-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:48px}.workspace-heading h1{margin:0;font-size:clamp(40px,5vw,68px);line-height:1.08}.workspace-heading p{margin:12px 0 0;color:var(--muted)}.timeline{position:relative;display:grid;gap:0;padding-left:28px}.timeline-tools{display:grid;grid-template-columns:minmax(0,1fr) 170px;gap:12px;margin-bottom:34px}.timeline:before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:1px;background:var(--line)}.timeline-item{position:relative;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left;padding:0 0 34px;margin-bottom:34px;display:grid;grid-template-columns:150px 1fr;gap:32px}.timeline-node{position:absolute;left:-24px;top:5px;width:11px;height:11px;border-radius:50%;background:var(--paper);border:1px solid var(--primary)}.timeline-date{color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.timeline-body{display:grid;gap:8px;color:var(--ink-soft);font-size:14px;line-height:1.75}.timeline-body strong{color:var(--ink);font-size:18px;font-family:var(--serif);font-weight:500}.timeline-body em{justify-self:start;background:var(--sage);border-radius:999px;padding:4px 9px;font-style:normal;font-size:11px;color:var(--primary-deep)}.timeline-item{transition:color .18s ease,border-color .18s ease}.timeline-item:hover{border-bottom-color:var(--primary)}.timeline-item:hover .timeline-node{background:var(--primary-soft);border-color:var(--primary-deep)}.studio{position:sticky;top:120px;display:grid;gap:20px}.studio-head{display:flex;justify-content:space-between;gap:12px;align-items:start}.studio-head button{border:0;background:transparent;font-size:24px}.kind-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.kind-grid button,.switch-row button{border:1px solid var(--line);background:var(--surface);border-radius:6px;min-height:62px;display:grid;place-items:center;gap:4px;color:var(--ink)}.kind-grid button,.switch-row button{transition:border-color .18s ease,background .18s ease,color .18s ease}.kind-grid button:hover,.switch-row button:hover{border-color:var(--primary);background:var(--surface-low)}.kind-grid button.active,.switch-row button.active{background:var(--primary-soft);color:var(--primary-deep);border-color:#b8c8bc;box-shadow:inset 0 -3px 0 var(--primary)}.kind-grid span{font-size:11px;opacity:.68}.studio-history{display:grid;gap:10px;border-top:1px solid var(--line);padding-top:18px}.studio-history h3{margin:0 0 4px;color:var(--ink-soft);font-size:13px;font-weight:400}.studio-history button{display:grid;gap:6px;border:1px solid var(--line);border-radius:6px;background:var(--surface);padding:12px;text-align:left}.studio-history strong{color:var(--ink);font-family:var(--serif);font-weight:500}.studio-history span{color:var(--muted);font-size:12px}.modal-backdrop{position:fixed;inset:0;z-index:50;background:#1a1c1b42;display:grid;place-items:center;padding:24px}.modal{width:min(640px,100%);max-height:calc(100vh - 48px);overflow:auto}.modal.wide{width:min(920px,100%)}.modal-panel,.reader{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:34px;box-shadow:0 12px 40px #0000000a}.modal-panel{display:grid;gap:18px}.credit-panel{width:min(620px,100%)}.credit-panel h2{margin:6px 0 8px}.credit-products{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.credit-products button{min-width:0;min-height:132px;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink);display:grid;place-items:center;align-content:center;gap:6px;padding:14px 10px}.credit-products button:hover:not(:disabled){border-color:var(--primary);background:var(--sage)}.credit-products button:disabled{cursor:wait;opacity:.6}.credit-products strong{font-family:var(--serif);font-size:26px;font-weight:500}.credit-products span{color:var(--primary-deep);font-size:18px;font-weight:800}.credit-products small{color:var(--muted);line-height:1.4}.credit-note{margin:0;color:var(--muted);font-size:13px;line-height:1.7}.generation-error{display:grid;gap:12px;padding:20px 0}.generation-error h2,.generation-error p{margin:0}.legal-panel{max-height:calc(100vh - 96px);overflow:auto}.legal-head{display:flex;justify-content:space-between;align-items:center;gap:18px;color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.icon-close{border:0;background:transparent;color:var(--ink);font-size:28px;line-height:1}.legal-copy{display:grid;gap:18px}.legal-copy h2,.legal-copy h3,.legal-copy p{margin:0}.legal-copy h2{color:var(--primary-deep);font-family:var(--serif);font-size:clamp(28px,4vw,44px);font-weight:500;line-height:1.35}.legal-copy h3{margin-top:8px;color:var(--ink);font-size:16px}.legal-copy p{color:var(--ink-soft);font-size:16px;line-height:1.85}.legal-copy a{color:var(--primary-deep);font-weight:700;text-decoration:underline;text-underline-offset:3px}.event-detail{gap:22px}.event-detail-meta{display:flex;gap:12px;align-items:center;color:var(--muted);font-size:12px;font-weight:300}.event-detail-meta em{background:var(--sage);border-radius:999px;padding:5px 10px;color:var(--primary-deep);font-style:normal}.event-detail h2{margin:0;color:var(--primary-deep);font-size:42px;line-height:1.22}.event-detail p{margin:0;color:var(--ink-soft);font-family:var(--serif);font-size:20px;line-height:1.9}label{display:grid;gap:8px;color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}input,textarea,select{width:100%;border:1px solid var(--line);border-radius:4px;background:#fff;color:var(--ink);padding:13px 14px;outline:none;text-transform:none;letter-spacing:0;font-size:16px;font-weight:400}select{appearance:none;color:var(--ink-soft)}textarea{resize:vertical;line-height:1.7;font-family:var(--serif)}.button-row{display:flex;justify-content:flex-end;gap:12px;margin-top:8px}.switch-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.muted{color:var(--muted);line-height:1.7}.form-error{margin:0;color:var(--accent);font-size:13px;line-height:1.7}.form-success{margin:0;color:var(--primary-deep);font-size:13px;line-height:1.7}.data-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.data-summary span{border:1px solid var(--line);border-radius:6px;padding:16px;color:var(--ink-soft);font-size:13px}.data-summary strong{display:block;margin-bottom:5px;color:var(--primary-deep);font-family:var(--serif);font-size:28px;font-weight:500}.data-delete-note a{color:var(--primary-deep);font-weight:700;text-decoration:underline;text-underline-offset:3px}.file-button{min-height:46px;border-radius:2px;border:1px solid var(--line);padding:0 28px;display:inline-flex;align-items:center;color:var(--primary-deep);font-size:16px;font-weight:700;letter-spacing:0;text-transform:none;cursor:pointer}.file-button:hover{background:var(--mist)}.file-button input{display:none}.square-panel{gap:26px}.square-head{display:flex;justify-content:space-between;gap:28px;align-items:start}.square-head h2{margin:0 0 12px}.square-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.square-grid article{border:1px solid var(--line);border-radius:8px;padding:22px;background:var(--surface)}.square-grid span{color:var(--muted);font-size:12px}.square-grid h3{margin:10px 0 12px;color:var(--primary-deep);font-family:var(--serif);font-size:24px;font-weight:500}.square-grid small{display:block;margin-bottom:12px;color:var(--muted);font-size:12px}.square-grid p{margin:0;color:var(--ink-soft);line-height:1.8}.square-counts{display:block;margin-top:14px;color:var(--muted);font-size:12px}.square-actions{display:flex;gap:18px;align-items:center;margin-top:18px}.square-actions button{border:0;background:transparent;color:var(--primary-deep);font-size:13px}.square-actions .square-unpublish{color:var(--accent)}.square-reader{min-height:520px}.square-page{background:var(--paper)}.square-page-shell,.square-article-page{width:min(980px,calc(100% - 48px));margin:0 auto;padding:54px 0 120px}.square-feed{display:grid}.square-feed-item{padding:28px 0;border-bottom:1px solid var(--line)}.square-story-link{min-width:0;border:0;padding:0;background:transparent;color:inherit;text-align:left}.square-feed h2{margin:0 0 8px;color:var(--ink);font-family:var(--serif);font-size:21px;font-weight:600;line-height:1.45}.square-feed-author{display:block;margin:-2px 0 9px;color:var(--muted);font-size:11px}.square-feed p{display:-webkit-box;max-width:760px;margin:0 0 10px;overflow:hidden;color:var(--ink-soft);font-family:var(--serif);font-size:15px;line-height:1.75;-webkit-box-orient:vertical;-webkit-line-clamp:2}.square-feed-footer{display:flex;justify-content:space-between;align-items:center;margin-top:12px;color:var(--muted);font-size:12px}.square-feed-footer button,.square-back-link,.square-home-link{border:0;padding:0;background:transparent;color:var(--primary-deep);font-size:12px}.square-home-link{margin-bottom:22px}.square-story-link:hover h2{color:var(--primary-deep)}.square-article-page{width:min(820px,calc(100% - 48px))}.square-back-link{margin-bottom:34px}.square-article-head{padding-bottom:30px;border-bottom:1px solid var(--line)}.square-article-head>span{color:var(--muted);font-size:12px}.square-article-author{margin:-2px 0 0;color:var(--muted);font-size:12px}.square-article-head h1{margin:12px 0 10px;color:var(--ink);font-family:var(--serif);font-size:38px;font-weight:500;line-height:1.4}.square-article-body{margin-top:38px}.comments-panel{margin-top:46px;padding-top:28px;border-top:1px solid var(--line);font-family:var(--sans)}.comments-panel h3{margin:0 0 18px;color:var(--primary-deep);font-family:var(--serif);font-size:28px;font-weight:500}.square-comments h2{margin:0 0 18px;color:var(--ink);font-family:var(--serif);font-size:22px;font-weight:500}.square-comments>.muted{margin:0 0 18px;font-size:13px}.comment-list{display:grid;gap:12px;margin-bottom:22px}.comment-list article{border:1px solid var(--line);border-radius:8px;padding:16px;background:var(--surface-low)}.comment-list strong{color:var(--ink);font-size:14px}.comment-list span{margin-left:10px;color:var(--muted);font-size:12px}.comment-list p{margin:10px 0 0;color:var(--ink-soft);font-family:var(--sans);font-size:15px;line-height:1.8}.comment-form{display:grid;gap:12px}.comment-form .btn{justify-self:end}.history-panel{gap:24px}.history-tools{display:grid;grid-template-columns:minmax(0,1fr) 160px 160px;gap:12px}.history-list{display:grid;gap:12px}.history-list article{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:start;border:1px solid var(--line);border-radius:8px;padding:20px;background:var(--surface)}.history-list span{color:var(--muted);font-size:12px}.history-list h3{margin:8px 0 10px;color:var(--primary-deep);font-family:var(--serif);font-size:24px;font-weight:500}.history-list p{margin:0;color:var(--ink-soft);line-height:1.8}.history-actions{display:flex;align-items:center;gap:16px;white-space:nowrap}.history-actions em{color:var(--primary-deep);font-size:12px;font-style:normal}.history-actions button{border:0;background:transparent;color:var(--primary-deep);font-size:13px}.history-actions .danger-link{color:var(--accent)}.center{text-align:center}.empty-state{border:1px solid var(--line);background:var(--surface);padding:60px;text-align:center;border-radius:8px}.empty-state.compact{padding:34px}.reader{position:relative;font-family:var(--serif)}.reader-close{position:absolute;top:18px;right:20px;border:0;background:transparent;font-size:28px}.reader-head{display:block;margin-bottom:30px;padding-right:42px}.reader-head span,.reader-head p{display:block;margin:0;color:var(--muted);font-family:var(--sans);font-size:12px;font-weight:300}.reader h2{font-size:32px;line-height:1.35;margin:7px 0 8px}.reader-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-start;align-items:center;margin-top:16px}.reader-actions .btn.small,.reader-actions .export-menu>summary{min-height:34px;padding:0 12px;font-family:var(--sans);font-size:12px;font-weight:600}.submission-note{margin:10px 0 0;color:var(--primary-deep);font-family:var(--sans);font-size:12px;line-height:1.6}.submission-note.form-error{color:var(--accent)}.export-menu{position:relative}.export-menu>summary{display:inline-flex;align-items:center;list-style:none;cursor:pointer}.export-menu>summary::-webkit-details-marker{display:none}.export-menu>summary:after{content:"⌄";margin-left:7px;color:var(--muted)}.export-menu[open]>summary{background:var(--primary-soft);border-color:#b8c8bc}.export-menu>div{position:absolute;top:calc(100% + 6px);right:0;z-index:5;min-width:156px;padding:5px;border:1px solid var(--line);border-radius:6px;background:var(--surface);box-shadow:0 12px 28px #3036321f}.export-menu>div button{width:100%;border:0;border-radius:4px;padding:9px 10px;background:transparent;color:var(--ink-soft);text-align:left;font-family:var(--sans);font-size:12px}.export-menu>div button:hover{background:var(--primary-soft);color:var(--primary-deep)}.loading-actions{justify-content:center;margin-top:24px}.reader-body{max-width:720px;margin:0 auto}.reader-body p{margin:0 0 1.35em;color:var(--ink-soft);font-size:16px;line-height:1.8;white-space:pre-line}.reader .reader-disclaimer{max-width:720px;margin:32px auto 0;padding:12px 14px;border:1px solid var(--line);border-radius:4px;color:var(--muted);font-family:var(--sans);font-size:11px;line-height:1.65}@media(max-width:980px){:root{--footer-height: 124px}.landing-header,.dashboard-header{grid-template-columns:1fr;height:auto;padding:18px 24px;justify-items:start}.landing-header{justify-items:end}.landing-header nav,.dashboard-header nav,.user-menu{gap:18px;flex-wrap:wrap}.theme-options{left:0;right:auto}.brand{font-size:34px}.setup-card{padding:28px 22px}.setup-shell{place-items:start stretch}.dashboard-shell{grid-template-columns:1fr;padding:28px 24px}.studio{position:static}.workspace-heading{align-items:start;flex-direction:column}.timeline-tools{grid-template-columns:1fr}.timeline-item{grid-template-columns:1fr;gap:10px}.data-summary,.square-grid,.history-tools,.history-list article{grid-template-columns:1fr}.history-actions{flex-wrap:wrap}.square-head{flex-direction:column}.square-page-shell,.square-article-page{width:min(100% - 32px,980px);padding-top:34px}.square-article-head h1{font-size:30px}.reader-head{flex-direction:column;padding-right:0}.reader-actions{justify-content:flex-start}.credit-products{grid-template-columns:1fr}.global-footer{left:24px;right:24px;flex-wrap:wrap;gap:16px;padding:20px 0}.global-footer nav{flex-wrap:wrap;justify-content:center}}