@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.sticky{position:sticky}.block{display:block}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline{display:inline}.inline-block{display:inline-block}.inline-flex{display:inline-flex}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.border{border-style:var(--tw-border-style);border-width:1px}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--c-bg:#fff;--c-bg-secondary:#f7f8fa;--c-bg-tertiary:#f0f1f3;--c-text:#1a1a1a;--c-text-secondary:#6b7280;--c-text-tertiary:#9ca3af;--c-border:#0000001a;--c-blue:#185fa5;--c-blue-light:#e6f1fb;--c-green:#639922;--c-green-light:#eaf3de;--c-red:#e24b4a;--c-red-light:#fcebeb;--c-amber:#ef9f27;--c-amber-light:#faeeda;--c-hero-start:#185fa5;--c-hero-mid:#0d3b6e;--c-hero-end:#09254a;--c-cta-start:#6366f1;--c-cta-end:#8b5cf6;--c-card-shadow:0 2px 12px #0000000f;--c-card-hover-shadow:0 8px 24px #0000001a;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{background:var(--c-bg);color:var(--c-text);margin:0;line-height:1.6}html{scroll-behavior:smooth}.topic-amber .topic-header{background:linear-gradient(135deg,#fffbeb 0%,#fef3c7 100%)}.topic-blue .topic-header{background:linear-gradient(135deg,#eef2ff 0%,#e0e7ff 100%)}.topic-green .topic-header{background:linear-gradient(135deg,#ecfdf5 0%,#d1fae5 100%)}.topic-indigo .topic-header{background:linear-gradient(135deg,#faf5ff 0%,#ede9fe 100%)}.topic-rose .topic-header{background:linear-gradient(135deg,#fff1f2 0%,#ffe4e6 100%)}.tag-amber{color:#d97706;background:#f59e0b14}.tag-blue{color:#4f46e5;background:#6366f114}.tag-green{color:#059669;background:#05966914}.tag-indigo{color:#6366f1;background:#6366f114}.tag-rose{color:#e11d48;background:#e11d4814}.vt-amber{background:#fffbeb}.vt-blue{background:#eef2ff}.vt-green{background:#ecfdf5}.vt-indigo{background:#faf5ff}.vt-rose{background:#fff1f2}.hero-section{background:linear-gradient(135deg, var(--c-hero-start) 0%, var(--c-hero-mid) 50%, var(--c-hero-end) 100%);color:#fff;justify-content:center;align-items:center;min-height:520px;display:flex;position:relative;overflow:hidden}.hero-watermark{opacity:.05;pointer-events:none;-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;font-family:serif;font-size:200px;font-weight:700;line-height:1;display:flex;position:absolute;inset:0}.hero-content{text-align:center;z-index:1;max-width:900px;margin:0 auto;padding:60px 24px;position:relative}.hero-subtitle{letter-spacing:4px;text-transform:uppercase;color:#ffffffb3;margin-bottom:16px;font-size:14px;font-weight:500}.hero-title{-webkit-text-fill-color:transparent;background:linear-gradient(135deg,#fff 0%,#a5b4fc 100%);-webkit-background-clip:text;background-clip:text;margin-bottom:20px;font-size:42px;font-weight:800;line-height:1.2}.hero-desc{color:#fffc;max-width:600px;margin:0 auto 36px;font-size:16px;line-height:1.7}.hero-actions{flex-wrap:wrap;justify-content:center;gap:16px;display:flex}.btn-primary{background:linear-gradient(135deg, var(--c-cta-start), var(--c-cta-end));color:#fff;cursor:pointer;border:none;border-radius:10px;align-items:center;padding:14px 36px;font-size:16px;font-weight:600;text-decoration:none;transition:all .3s;display:inline-flex;box-shadow:0 4px 15px #6366f166}.btn-outline{color:#fff;cursor:pointer;background:0 0;border:2px solid #ffffff4d;border-radius:10px;align-items:center;padding:14px 36px;font-size:16px;font-weight:500;text-decoration:none;transition:all .3s;display:inline-flex}.navbar{background:var(--c-bg);border-bottom:.5px solid var(--c-border);z-index:100;position:sticky;top:0}.navbar-inner{justify-content:space-between;align-items:center;max-width:1120px;height:56px;margin:0 auto;padding:0 20px;display:flex}.nav-brand{color:var(--c-blue);cursor:pointer;align-items:center;gap:7px;font-size:17px;font-weight:600;display:flex}.nav-links{align-items:center;gap:8px;display:flex}.nav-pill{cursor:pointer;white-space:nowrap;color:var(--c-text-secondary);background:0 0;border:none;border-radius:8px;padding:7px 14px;font-family:inherit;font-size:13.5px;font-weight:600;text-decoration:none;transition:all .15s}.nav-pill.active{background:var(--c-blue-light);color:var(--c-blue)}.nav-login-btn{background:var(--c-blue);color:#fff;cursor:pointer;border:none;border-radius:8px;align-items:center;padding:7px 20px;font-size:13px;font-weight:500;text-decoration:none;display:inline-flex}.section-title{color:var(--c-text);margin:0;font-size:28px;font-weight:800}.section-desc{color:var(--c-text-secondary);margin-top:4px;font-size:14px}.topic-card{border:.5px solid var(--c-bg-tertiary);color:inherit;background:#fff;border-radius:12px;transition:box-shadow .25s,transform .25s;display:block;overflow:hidden}.topic-card:hover{box-shadow:var(--c-card-hover-shadow);transform:translateY(-2px)}.topic-header{min-height:100px;position:relative}.topic-body{padding:10px 14px 14px}.topic-tag{border-radius:4px;margin-right:4px;padding:2px 6px;font-size:10px;font-weight:600;display:inline-block}.topic-name{color:var(--c-text);margin-bottom:3px;font-size:14px;font-weight:600}.topic-desc{color:var(--c-text-secondary);margin-bottom:8px;font-size:11px;line-height:1.4}.topic-meta{color:var(--c-text-tertiary);font-size:11px}.topic-card ::-webkit-scrollbar{width:4px}.topic-card ::-webkit-scrollbar-track{background:0 0}.topic-card ::-webkit-scrollbar-thumb{background:#ddd;border-radius:2px}.topic-card ::-webkit-scrollbar-thumb:hover{background:#bbb}.video-card{border:1px solid var(--c-bg-tertiary);cursor:pointer;color:inherit;background:#fff;border-radius:12px;text-decoration:none;transition:box-shadow .25s,transform .25s;display:block;overflow:hidden}.video-card:hover{box-shadow:var(--c-card-hover-shadow);transform:translateY(-2px)}.video-thumb{justify-content:center;align-items:center;height:130px;display:flex;position:relative;overflow:hidden}.play-btn{z-index:1;cursor:pointer;background:#185fa5d9;border-radius:6px;justify-content:center;align-items:center;width:42px;height:34px;transition:background .2s;display:flex;position:relative}.video-card:hover .play-btn{background:var(--c-blue)}.duration-badge{color:#fff;background:#000000a6;border-radius:4px;padding:3px 8px;font-size:11px;font-weight:500;position:absolute;bottom:8px;right:8px}.video-info{padding:12px 14px 14px}.video-title{color:var(--c-text);white-space:nowrap;text-overflow:ellipsis;margin-bottom:4px;font-size:13.5px;font-weight:500;overflow:hidden}.video-meta{color:var(--c-text-tertiary);font-size:11.5px}.footer{background:var(--c-bg-secondary);border-top:.5px solid var(--c-border);text-align:center;padding:48px 20px 32px}.footer p{color:var(--c-text-tertiary);margin:4px 0;font-size:12px}.footer-beian-link{color:var(--c-text-tertiary);text-decoration:none;transition:color .2s}.footer-beian-link:hover{color:var(--c-blue);text-decoration:underline}.admin-layout{max-width:1120px;margin:0 auto;padding:24px 20px}.admin-bar{background:var(--c-bg-secondary);border-bottom:1px solid var(--c-border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:12px 20px;display:flex}.admin-tabs{border:1px solid var(--c-border);background:#fff;border-radius:999px;align-items:center;gap:6px;padding:4px;display:flex}.admin-tabs button{color:var(--c-text-secondary);cursor:pointer;font:inherit;background:0 0;border:0;border-radius:999px;padding:7px 14px;font-size:13px}.admin-tabs button.active{background:var(--c-blue);color:#fff;box-shadow:0 4px 12px #185fa52e}.admin-workbench-note{background:linear-gradient(135deg,#eff6ff,#fff);border:1px solid #dbeafe;border-radius:14px;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px;padding:14px 16px;display:flex}.admin-workbench-note strong{color:var(--c-blue);font-size:14px}.admin-workbench-note span{color:var(--c-text-secondary);font-size:13px}.admin-field-card{border:1px solid var(--c-border);background:#fbfcfe;border-radius:12px;margin-bottom:16px;padding:14px}.admin-field-card>strong,.knowledge-tag-editor>div:first-child strong{color:var(--c-text);margin-bottom:4px;font-size:13px;display:block}.admin-field-card p,.knowledge-tag-editor>div:first-child span{color:var(--c-text-secondary);margin:0 0 10px;font-size:12px;display:block}.admin-chip-library{flex-wrap:wrap;gap:7px;display:flex}.admin-chip-library button{color:var(--c-text-secondary);cursor:pointer;font:inherit;background:#fff;border:1px solid #d8e2ef;border-radius:999px;padding:6px 10px;font-size:12px}.admin-chip-library button:hover{border-color:var(--c-blue);color:var(--c-blue)}.admin-chip-library button.active{border-color:var(--c-blue);color:var(--c-blue);background:#e6f1fb;font-weight:700}.admin-chip-library button:disabled{cursor:default;color:#94a3b8;background:#eef2f7;border-color:#d8e2ef}.admin-topic-panel{border:1px solid var(--c-border);background:#fff;border-radius:16px;margin-bottom:16px;overflow:hidden}.admin-topic-head{background:var(--c-bg-secondary);cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:12px;padding:14px 18px;display:flex}.drag-handle{cursor:grab;flex-direction:column;gap:2px;display:flex}.drag-handle span{background:var(--c-text-tertiary);border-radius:1px;width:14px;height:2px}.editable-title{color:var(--c-text);background:0 0;border:none;outline:none;flex:1;min-width:0;font-family:inherit;font-size:17px;font-weight:600}.editable-desc{border:1px solid var(--c-border);background:var(--c-bg-secondary);width:100%;color:var(--c-text);border-radius:8px;outline:none;padding:10px 14px;font-family:inherit;font-size:13px}.editable-desc:focus{border-color:var(--c-blue)}.upload-zone{border:1.5px dashed var(--c-blue);cursor:pointer;background:#fff;border-radius:10px;flex-direction:column;justify-content:center;align-items:center;gap:6px;min-height:110px;transition:background .2s;display:flex}.upload-zone:hover{background:#185fa508}.upload-plus{width:38px;height:38px;color:var(--c-blue);background:#185fa512;border-radius:50%;justify-content:center;align-items:center;font-size:22px;font-weight:300;display:flex}.add-topic-zone{border:1.5px dashed var(--c-blue);cursor:pointer;color:var(--c-blue);background:#fff;border-radius:16px;flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:24px;transition:background .2s;display:flex}.add-topic-zone:hover{background:#185fa508}.btn-danger{background:var(--c-red-light);color:var(--c-red);cursor:pointer;border:none;border-radius:8px;padding:8px 18px;font-family:inherit;font-size:13px;font-weight:500}.btn-sm-primary{background:var(--c-blue);color:#fff;cursor:pointer;border:none;border-radius:10px;padding:8px 22px;font-family:inherit;font-size:13px;font-weight:500}.btn-sm-secondary{color:var(--c-text-secondary);border:1px solid var(--c-border);cursor:pointer;background:#fff;border-radius:10px;padding:8px 16px;font-family:inherit;font-size:13px;font-weight:500}.quick-capture{background:linear-gradient(135deg,#eff6ff,#fff);border:1px solid #bfdbfe;border-radius:18px;grid-template-columns:minmax(0,.8fr) minmax(320px,1.2fr);gap:28px;margin-bottom:22px;padding:28px;display:grid}.quick-capture-copy>span{color:var(--c-blue);letter-spacing:.12em;font-size:12px;font-weight:700}.quick-capture-copy h2{margin:8px 0;font-size:24px}.quick-capture-copy p{color:var(--c-text-secondary);line-height:1.6}.quick-capture-form{gap:12px;display:grid}.quick-capture-form>input{border:1px solid var(--c-border);width:100%;font:inherit;border-radius:10px;padding:12px 14px}.quick-capture-files{cursor:pointer;background:#fff;border:1.5px dashed #93c5fd;border-radius:12px;gap:4px;padding:18px;display:grid}.quick-capture-files input{opacity:0;pointer-events:none;position:absolute}.quick-capture-files small,.quick-capture-message{color:var(--c-text-secondary)}@media (max-width:720px){.quick-capture{grid-template-columns:1fr;padding:20px}}.knowledge-admin{border:1px solid var(--c-border);background:#fff;border-radius:18px;margin-bottom:28px;overflow:hidden}.knowledge-admin-head{border-bottom:1px solid var(--c-border);justify-content:space-between;gap:20px;padding:20px 22px;display:flex}.knowledge-admin-head span{color:var(--c-blue);font-size:12px;font-weight:700}.knowledge-admin-head h2{margin-top:4px}.knowledge-status-filter{align-items:center;gap:6px;display:flex}.knowledge-status-filter button,.screenshot-order-item button{border:1px solid var(--c-border);cursor:pointer;background:#fff;border-radius:8px;padding:6px 10px}.knowledge-status-filter button.active{background:var(--c-blue);color:#fff;border-color:var(--c-blue)}.knowledge-admin-layout{grid-template-columns:280px minmax(0,1fr);min-height:480px;display:grid}.knowledge-block-list{border-right:1px solid var(--c-border);background:#f8fafc;padding:12px}.knowledge-block-list>button{text-align:left;cursor:pointer;background:0 0;border:0;border-radius:10px;gap:4px;width:100%;margin-bottom:6px;padding:12px 12px 12px 28px;display:grid;position:relative}.knowledge-block-list>button.active{background:#fff;box-shadow:0 2px 12px #0f172a14}.knowledge-block-list small{color:var(--c-text-secondary)}.status-dot{border-radius:50%;width:8px;height:8px;position:absolute;top:17px;left:12px}.status-dot.draft{background:#f59e0b}.status-dot.published{background:#16a34a}.knowledge-block-editor{align-content:start;gap:14px;padding:22px;display:grid}.knowledge-editor-title{align-items:center;gap:10px;display:flex}.knowledge-editor-title input,.knowledge-block-editor>input,.knowledge-block-editor textarea,.knowledge-tag-editor input{border:1px solid var(--c-border);width:100%;font:inherit;border-radius:10px;padding:11px 13px}.knowledge-editor-title input{font-size:20px;font-weight:700}.knowledge-block-editor textarea{resize:vertical;min-height:100px}.knowledge-tag-editor{border:1px solid var(--c-border);background:#fbfcfe;border-radius:12px;gap:10px;padding:14px;display:grid}.status-badge{border-radius:999px;flex:none;padding:5px 9px;font-size:12px;font-weight:700}.status-badge.draft{color:#92400e;background:#fef3c7}.status-badge.published{color:#166534;background:#dcfce7}.screenshot-order-list{gap:10px;display:grid}.screenshot-order-item{border:1px solid var(--c-border);border-radius:12px;grid-template-columns:120px minmax(0,1fr) auto;align-items:center;gap:14px;padding:10px;display:grid}.screenshot-order-item img{object-fit:cover;border-radius:8px;width:120px;height:80px}.screenshot-order-item>div{gap:5px;display:grid}.screenshot-order-item span{color:var(--c-text-secondary);overflow-wrap:anywhere;font-size:12px}.knowledge-editor-actions{justify-content:space-between;gap:12px;margin-top:8px;display:flex}.knowledge-editor-actions>div{gap:8px;display:flex}.knowledge-admin-empty{color:var(--c-text-secondary);place-items:center;display:grid}.knowledge-topic-picker,.knowledge-connection-editor,.knowledge-resource-editor{border:1px solid var(--c-border);border-radius:12px;gap:9px;padding:14px;display:grid}.knowledge-topic-picker>div{flex-wrap:wrap;gap:7px;display:flex}.knowledge-topic-picker button{border:1px solid var(--c-border);cursor:pointer;background:#fff;border-radius:999px;padding:6px 10px}.knowledge-topic-picker button.active{border-color:var(--c-blue);color:var(--c-blue);background:#e6f1fb}.knowledge-connection-add{grid-template-columns:120px minmax(0,1fr) auto;gap:8px;display:grid}.knowledge-connection-add select,.knowledge-connection-add button{border:1px solid var(--c-border);background:#fff;border-radius:8px;padding:8px 10px}.knowledge-connection-list{gap:6px;display:grid}.knowledge-connection-list>div{background:#f8fafc;border-radius:8px;grid-template-columns:64px minmax(0,1fr) auto;align-items:center;gap:8px;padding:8px;display:grid}.knowledge-connection-list span{color:var(--c-blue);font-size:12px}.knowledge-connection-list button{color:var(--c-red);cursor:pointer;background:0 0;border:0}.knowledge-resource-editor{background:#fbfcfe}.knowledge-resource-head{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.knowledge-resource-head strong{font-size:14px;display:block}.knowledge-resource-head span,.knowledge-resource-empty{color:var(--c-text-secondary);font-size:12px}.knowledge-resource-head button{border:1px solid var(--c-blue);color:var(--c-blue);cursor:pointer;font:inherit;background:#fff;border-radius:8px;flex:none;padding:7px 11px;font-size:12px;font-weight:700}.knowledge-resource-list{gap:9px;display:grid}.knowledge-resource-row{grid-template-columns:86px minmax(140px,1.2fr) minmax(150px,1fr) minmax(120px,.8fr) auto;align-items:center;gap:8px;display:grid}.knowledge-resource-row select,.knowledge-resource-row input{border:1px solid var(--c-border);width:100%;font:inherit;background:#fff;border-radius:8px;padding:8px 9px;font-size:12px}.knowledge-resource-row button{color:var(--c-red);cursor:pointer;font:inherit;background:0 0;border:0;font-size:12px}.knowledge-feed{max-width:1120px;margin:0 auto;padding:38px 20px 34px}.knowledge-feed-hero{color:#fff;background:linear-gradient(135deg,#09254a,#185fa5);border-radius:22px;grid-template-columns:minmax(0,1.4fr) minmax(280px,.6fr);align-items:end;gap:42px;padding:30px 34px;display:grid}.knowledge-feed-hero span{color:#fbbf24;letter-spacing:.14em;font-size:13px;font-weight:700}.knowledge-feed-hero h1{text-wrap:balance;max-width:660px;margin:10px 0;font-size:clamp(28px,4vw,42px);line-height:1.18}.knowledge-feed-hero p{color:#dbeafe;max-width:650px;line-height:1.7}.knowledge-feed-hero input{font:inherit;border:0;border-radius:12px;padding:14px 16px}.knowledge-feed-points{flex-wrap:wrap;gap:8px;margin-top:18px;display:flex}.knowledge-feed-points span{color:#fff;letter-spacing:0;background:#ffffff1a;border:1px solid #ffffff38;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:600}.knowledge-feed-tags{flex-wrap:wrap;gap:8px;margin:28px 0 18px;display:flex}.knowledge-feed-tags button{border:1px solid var(--c-border);cursor:pointer;background:#fff;border-radius:999px;padding:7px 12px}.knowledge-feed-tags button.active{background:var(--c-blue);border-color:var(--c-blue);color:#fff}.knowledge-feed-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;display:grid}.knowledge-preview-card{border:1px solid var(--c-border);color:inherit;background:#fff;border-radius:16px;text-decoration:none;transition:transform .18s,box-shadow .18s;overflow:hidden;box-shadow:0 5px 18px #0f172a0d}.knowledge-preview-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px #0f172a1a}.knowledge-preview-image{background:#e6f1fb;place-items:center;height:260px;display:grid;position:relative;overflow:hidden}.knowledge-preview-image>span{color:#185fa5;font-size:54px;font-weight:700}.knowledge-preview-body{padding:18px}.knowledge-preview-meta{color:var(--c-text-secondary);justify-content:space-between;font-size:12px;display:flex}.knowledge-preview-body h2{margin:9px 0;font-size:21px}.knowledge-preview-topics{flex-wrap:wrap;gap:5px;margin-top:10px;display:flex}.knowledge-preview-topics span{color:var(--c-blue);background:#eef6ff;border-radius:6px;padding:3px 7px;font-size:11px}.knowledge-preview-body p{color:var(--c-text-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:12px;line-height:1.6;display:-webkit-box;overflow:hidden}.knowledge-preview-body>div:last-child{color:var(--c-blue);flex-wrap:wrap;gap:6px;font-size:12px;display:flex}.knowledge-feed-empty{text-align:center;color:var(--c-text-secondary);padding:60px}.knowledge-accordion-list{gap:16px;margin-top:18px;display:grid}.knowledge-accordion{border:1px solid var(--c-border);background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 3px 14px #0f172a0a}.knowledge-accordion.expanded{box-shadow:0 12px 32px #0f172a14}.knowledge-accordion-trigger{width:100%;color:inherit;text-align:left;cursor:pointer;background:#fff;border:0;grid-template-columns:24px minmax(0,1fr) auto;align-items:center;gap:12px;padding:20px 24px;display:grid}.knowledge-accordion-trigger:hover{background:#f8fbff}.knowledge-accordion-chevron{color:var(--c-blue);font-size:28px;line-height:1;transition:transform .18s}.knowledge-accordion.expanded .knowledge-accordion-chevron{transform:rotate(90deg)}.knowledge-accordion-summary{gap:7px;min-width:0;display:grid}.knowledge-accordion-summary strong{font-size:19px;line-height:1.35}.knowledge-accordion-summary small{color:var(--c-text-secondary);text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.knowledge-accordion-tags{color:var(--c-blue);flex-wrap:wrap;justify-content:flex-end;gap:5px;font-size:11px;display:flex}.knowledge-accordion-action{color:var(--c-blue);background:#eef6ff;border-radius:999px;margin-left:4px;padding:4px 8px;font-weight:700}.knowledge-inline-layout{border-top:1px solid var(--c-border);grid-template-columns:minmax(0,1fr) 270px;align-items:start;display:grid}.knowledge-inline-main{min-width:0;padding:30px 28px}.knowledge-inline-main>header{border-bottom:1px solid #edf1f6;padding-bottom:20px}.knowledge-inline-main>header h2{margin:10px 0 6px;font-size:27px;line-height:1.3}.knowledge-inline-main>header p{color:var(--c-text-secondary);white-space:pre-wrap;margin:0}.knowledge-inline-screenshots{gap:16px;margin-top:22px;display:grid}.knowledge-inline-screenshots a{border:1px solid var(--c-border);background:#f8fafc;border-radius:10px;display:block;overflow:hidden}.knowledge-inline-screenshots img{display:block}.knowledge-inline-main>.learning-content,.knowledge-inline-main>.learning-content h2:first-child{margin-top:0}.knowledge-detail-link{color:var(--c-blue);margin-top:24px;font-size:13px;text-decoration:none;display:inline-flex}.knowledge-detail-link:hover{text-decoration:underline}.knowledge-inline-resources{border-left:1px solid var(--c-border);background:#f8fafc;min-height:100%;padding:22px 18px;position:sticky;top:72px}.knowledge-inline-resources>h3{margin:0;font-size:16px}.knowledge-resources-empty{color:var(--c-text-secondary);font-size:13px}.block-reading-page{max-width:920px;margin:0 auto;padding:32px 20px 70px}.block-reading-page>nav a{color:var(--c-blue);text-decoration:none}.block-reading-page>header{padding:38px 0 26px}.block-reading-page h1{margin:12px 0;font-size:clamp(30px,5vw,48px);line-height:1.2}.block-reading-page>header>p{color:var(--c-text-secondary);white-space:pre-wrap;font-size:17px;line-height:1.8}.block-reading-meta{color:var(--c-text-secondary);flex-wrap:wrap;gap:8px;font-size:13px;display:flex}.block-reading-meta span:not(:first-child){color:var(--c-blue)}.screenshot-reading-stack{gap:22px;display:grid}.screenshot-reading-item{border:1px solid var(--c-border);cursor:zoom-in;background:#fff;border-radius:14px;padding:0;overflow:hidden;box-shadow:0 5px 20px #0f172a0f}.screenshot-reading-item img{display:block}.screenshot-lightbox{z-index:1000;background:#020617f0;place-items:center;display:grid;position:fixed;inset:0}.screenshot-lightbox-toolbar{z-index:3;color:#fff;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffff1f;border-radius:12px;align-items:center;gap:8px;padding:8px;display:flex;position:fixed;top:14px;left:50%;transform:translate(-50%)}.screenshot-lightbox-toolbar button{cursor:pointer;border:0;border-radius:7px;padding:7px 10px}.screenshot-lightbox-canvas{place-items:center;width:100vw;height:100vh;padding:70px 60px 30px;display:grid;overflow:auto}.screenshot-lightbox-canvas img{display:block}.lightbox-nav{z-index:3;color:#fff;cursor:pointer;background:#ffffff24;border:0;border-radius:10px;width:44px;height:64px;font-size:36px;position:fixed;top:50%}.lightbox-nav.previous{left:12px}.lightbox-nav.next{right:12px}.lightbox-nav:disabled{opacity:.25;cursor:default}.block-connections{border:1px solid var(--c-border);background:#f8fafc;border-radius:16px;margin-top:42px;padding:24px}.block-connections>h2{margin-bottom:16px}.block-connections>div{border-top:1px solid var(--c-border);grid-template-columns:110px minmax(0,1fr);gap:10px;padding:12px 0;display:grid}.block-connections h3{color:var(--c-text-secondary);font-size:14px}.block-connections a{color:var(--c-blue);margin-bottom:7px;text-decoration:none;display:block}.legacy-knowledge-content{border:1px solid var(--c-border);background:#fff;border-radius:16px;padding:24px}@media (max-width:760px){.admin-workbench-note{flex-direction:column;align-items:flex-start}.admin-tabs{order:3;justify-content:center;width:100%}.knowledge-admin-layout{grid-template-columns:1fr}.knowledge-block-list{border-right:0;border-bottom:1px solid var(--c-border);max-height:220px;overflow:auto}.knowledge-admin-head,.knowledge-editor-actions{flex-direction:column;align-items:flex-start}.screenshot-order-item{grid-template-columns:86px minmax(0,1fr)}.screenshot-order-item img{width:86px;height:64px}.screenshot-order-item>div:last-child{grid-column:1/-1;display:flex}.knowledge-connection-add,.knowledge-resource-row{grid-template-columns:1fr}.knowledge-feed-hero{grid-template-columns:1fr;padding:24px}.knowledge-feed-grid{grid-template-columns:1fr}.knowledge-preview-image{height:220px}.knowledge-accordion-trigger{grid-template-columns:20px minmax(0,1fr)}.knowledge-accordion-tags{display:none}.knowledge-inline-layout{grid-template-columns:1fr}.knowledge-inline-main{padding:22px 18px}.knowledge-inline-resources{border-top:1px solid var(--c-border);border-left:0;position:static}.private-video-main{width:100%;overflow-x:hidden;padding:16px 12px 40px!important}.private-video-layout{grid-template-columns:minmax(0,1fr)!important;gap:16px!important}.private-video-player-shell{width:100%;aspect-ratio:16/9!important;border-radius:10px!important}.private-video-sidebar{width:100%;max-width:none;position:static!important}.private-video-sidebar>div:last-child{max-height:42vh!important}.private-video-main h1{overflow-wrap:anywhere;line-height:1.4;font-size:21px!important}.private-video-main p{overflow-wrap:anywhere}}.login-container{border:1px solid var(--c-border);background:#fff;border-radius:16px;max-width:380px;margin:80px auto;padding:36px}.login-input{border:1px solid var(--c-border);border-radius:10px;outline:none;width:100%;margin-bottom:12px;padding:12px 14px;font-family:inherit;font-size:14px}.login-input:focus{border-color:var(--c-blue)}.training-card:hover{box-shadow:0 4px 24px #00000014}.archive-shell{background:#f5f7fb;min-height:calc(100vh - 56px);padding:28px 20px 36px}.archive-topbar{justify-content:space-between;align-items:flex-end;gap:20px;max-width:1280px;margin:0 auto 14px;display:flex}.archive-kicker{color:var(--c-blue);margin:0 0 4px;font-size:13px;font-weight:700}.archive-topbar h1{margin:0;font-size:28px;line-height:1.2}.archive-search{width:min(420px,100%);height:42px;font:inherit;background:#fff;border:1px solid #d8dee8;border-radius:8px;outline:none;padding:0 14px}.archive-search:focus{border-color:var(--c-blue);box-shadow:0 0 0 3px #185fa514}.archive-tags{flex-wrap:wrap;gap:8px;max-width:1280px;margin:0 auto 14px;display:flex}.archive-tags button,.archive-main-tags span{color:#2d6f55;cursor:pointer;background:#edf7f3;border:1px solid #cbded7;border-radius:999px;padding:6px 10px;font-size:12px;line-height:1}.archive-tags button.active{background:var(--c-blue);color:#fff;border-color:var(--c-blue)}.archive-layout{grid-template-columns:220px minmax(0,1fr) 280px;align-items:start;gap:16px;max-width:1280px;margin:0 auto;display:grid}.archive-block-list,.archive-main,.archive-resources{background:#fff;border:1px solid #e2e7ef;border-radius:8px}.archive-block-list{flex-direction:column;gap:6px;padding:8px;display:flex;position:sticky;top:72px}.archive-block-list button{text-align:left;font:inherit;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:7px;padding:10px}.archive-block-list button.active{background:#eef6ff;border-color:#c8dff8}.archive-block-list strong{font-size:13px;line-height:1.35;display:block}.archive-block-list span{color:var(--c-text-secondary);margin-top:4px;font-size:11px;display:block}.archive-main{min-height:620px;padding:28px clamp(22px,4vw,48px)}.archive-main-head{border-bottom:1px solid #e8edf4;margin-bottom:22px;padding-bottom:18px}.archive-main-head p{color:var(--c-text-secondary);margin:0 0 5px;font-size:13px}.archive-main-head h2{margin:0;font-size:26px;line-height:1.25}.archive-main-tags{flex-wrap:wrap;gap:6px;margin-top:14px;display:flex}.archive-resources{padding:16px;position:sticky;top:72px}.archive-resources h3{margin:0 0 12px;font-size:16px}.resource-group{border-top:1px solid #edf1f6;margin-top:12px;padding-top:12px}.resource-group h4{color:var(--c-blue);margin:0 0 8px;font-size:12px}.resource-group a,.resource-item{color:inherit;background:#fbfcfe;border:1px solid #e5ebf2;border-radius:8px;margin-bottom:8px;padding:10px;text-decoration:none;display:block}.resource-group a:hover{background:#fff;border-color:#c9dff4;box-shadow:0 6px 16px #0f172a0f}.resource-group strong,.resource-item strong{font-size:13px;display:block}.resource-group span,.resource-item span{color:var(--c-text-secondary);margin-top:3px;font-size:11px;display:block}.learning-content{color:#172033;font-size:16px;line-height:1.9}.learning-content h2{color:#123f70;margin:24px 0 8px;font-size:19px;line-height:1.35}.learning-content p{margin:8px 0 14px}.math-block{border-left:4px solid var(--c-blue);color:#103a67;background:#f1f7fd;border-radius:6px;margin:18px 0;padding:14px 16px;font-family:Cambria,Times New Roman,serif;font-size:18px;overflow-x:auto}.geometry-note{background:#fbfdff;border:1px solid #dfe7f0;border-radius:8px;margin:20px 0;padding:14px}.geometry-note img,.geometry-note svg{max-width:100%;height:auto;display:block}.geometry-note figcaption{color:var(--c-text-secondary);text-align:center;margin-top:8px;font-size:12px}.jm-page{color:#1e3138;background:#f5f7f4;min-height:100vh}.jm-hero{color:#fff;background:linear-gradient(120deg,#173d4a 0%,#1e6b70 62%,#e39a61 140%);position:relative;overflow:hidden}.jm-hero-grid{opacity:.14;background-image:linear-gradient(#ffffff38 1px,#0000 1px),linear-gradient(90deg,#ffffff38 1px,#0000 1px);background-size:44px 44px;position:absolute;inset:0;transform:skewY(-6deg)scale(1.2)}.jm-hero-inner{max-width:1180px;margin:0 auto;padding:78px 32px 66px;position:relative}.jm-kicker{color:#bceae2;letter-spacing:.2em;font-size:13px;font-weight:700}.jm-hero h1{letter-spacing:.12em;margin:12px 0 14px;font-family:Georgia,Microsoft YaHei,serif;font-size:clamp(42px,7vw,76px);line-height:1}.jm-hero p{color:#ffffffd1;max-width:590px;margin:0;font-size:18px;line-height:1.8}.jm-hero-meta{flex-wrap:wrap;gap:8px;margin-top:26px;display:flex}.jm-hero-meta span{color:#e6fbf6;border:1px solid #ffffff57;border-radius:999px;padding:6px 12px;font-size:12px}.jm-shell{grid-template-columns:190px minmax(0,1fr);gap:28px;max-width:1180px;margin:0 auto;padding:28px 24px 58px;display:grid}.jm-toc{background:#fff;border:1px solid #dbe8e5;border-radius:14px;align-self:start;padding:16px;position:sticky;top:76px;box-shadow:0 8px 20px #123e490d}.jm-toc-title{color:#1c6d70;margin-bottom:10px;font-size:13px;font-weight:800}.jm-toc a{color:#597077;border-bottom:1px solid #edf2f1;padding:8px 0;font-size:13px;text-decoration:none;display:block}.jm-toc a:hover{color:#d56f43}.jm-source-note{color:#89999b;margin-top:14px;font-size:11px;line-height:1.7}.jm-content{min-width:0}.jm-breadcrumb{color:#8a9a9d;margin:0 0 18px;font-size:12px}.jm-section{background:#fff;border:1px solid #dce8e5;border-radius:18px;margin-bottom:26px;padding:32px 34px;box-shadow:0 10px 30px #113a440e}.jm-section-head{border-bottom:1px solid #e8efed;align-items:center;gap:14px;padding-bottom:17px;display:flex}.jm-section-head>span{color:#197174;background:#e9f5f2;border-radius:12px;place-items:center;width:42px;height:42px;font-family:Georgia,serif;font-size:20px;font-weight:700;display:grid}.jm-section-head p{color:#c7744d;letter-spacing:.1em;margin:0 0 2px;font-size:12px;font-weight:800}.jm-section h2{color:#173f4a;margin:0;font-size:28px;line-height:1.25}.jm-section h3{color:#197174;margin:27px 0 10px;font-size:19px}.jm-section p{line-height:1.85}.jm-lead{color:#415a60;margin:22px 0;font-size:17px}.jm-story-card,.jm-model-banner{background:linear-gradient(135deg,#eff8f5,#fbfcf8);border:1px solid #d8ebe5;border-radius:13px;align-items:flex-start;gap:14px;margin:20px 0;padding:16px 18px;display:flex}.jm-story-icon{color:#1b7477;background:#d8eee8;border-radius:10px;place-items:center;width:32px;height:32px;font-size:20px;display:grid}.jm-story-card strong,.jm-model-banner strong{color:#1b5259;display:block}.jm-story-card p,.jm-model-banner p{color:#687b7e;margin:3px 0 0;font-size:13px}.jm-figure{background:#f9fbfa;border:1px solid #e1ebe8;border-radius:14px;margin:24px 0;padding:12px}.jm-figure svg{width:100%;height:auto;max-height:280px;display:block}.jm-figure figcaption{color:#7b8c8e;text-align:center;margin-top:6px;font-size:12px}.jm-svg-label{fill:#1e3138;font-size:18px;font-weight:700}.jm-svg-muted{fill:#7b8d90;font-size:15px}.jm-svg-note{fill:#237a83;font-size:15px;font-weight:700}.jm-svg-caption{fill:#c76c45;font-size:15px;font-weight:700}.jm-knowledge-grid,.jm-decision-grid{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.jm-knowledge-card{background:#fbfdfc;border:1px solid #e0ebe8;border-radius:12px;padding:16px}.jm-knowledge-card b{color:#d46e45;font-size:12px}.jm-knowledge-card h4{color:#234b53;margin:7px 0 3px;font-size:16px}.jm-knowledge-card p{color:#718386;margin:0;font-size:13px;line-height:1.7}.jm-callout{color:#426469;background:#edf8f4;border-left:4px solid #2d9a91;border-radius:8px;margin:20px 0;padding:14px 17px;font-size:14px}.jm-callout strong{color:#1a7775}.jm-callout.warm{color:#6f5a4d;background:#fff6ec;border-left-color:#de8a56}.jm-callout.warm strong{color:#b65d36}.jm-flow{color:#1a6e70;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;margin:24px 0 4px;font-size:13px;font-weight:700;display:flex}.jm-flow div{background:#eef7f4;border-radius:999px;padding:8px 11px}.jm-flow i{color:#d1774d;font-style:normal}.jm-model-symbol{color:#d57247;min-width:120px;font-family:Georgia,serif;font-size:20px;font-weight:700}.jm-step-list{gap:10px;margin:18px 0;display:grid}.jm-step-list>div{background:#fbfcfb;border-radius:10px;align-items:flex-start;gap:10px;padding:10px 12px;display:flex}.jm-step-list em{color:#fff;background:#247c7c;border-radius:50%;flex:none;place-items:center;width:25px;height:25px;font-size:12px;font-style:normal;font-weight:700;display:grid}.jm-step-list p{color:#526a6e;margin:0;font-size:14px}.jm-formula{color:#a65230;text-align:center;background:#fff5e8;border-radius:10px;margin:20px 0;padding:15px;font-family:Georgia,Times New Roman,serif;font-size:21px}.jm-decision-grid{grid-template-columns:repeat(2,1fr);margin:18px 0}.jm-decision-grid>div{border:1px solid #e2ebe9;border-radius:12px;padding:15px}.jm-decision-grid strong{color:#244d53;margin:9px 0 4px;display:block}.jm-decision-grid p{color:#718386;margin:0;font-size:13px}.jm-check{border-radius:999px;padding:4px 8px;font-size:11px;font-weight:800;display:inline-block}.jm-check.yes{color:#22745c;background:#e5f6ee}.jm-check.no{color:#b45f39;background:#fff0e5}.jm-practice-card{background:#fffaf4;border:1px solid #e7d7c7;border-radius:14px;margin-top:25px;padding:19px}.jm-practice-tag{color:#bc663e;font-size:12px;font-weight:800}.jm-practice-card h3{color:#754a36;margin-top:8px}.jm-practice-card p{color:#6b5e57;font-size:14px}.jm-answer-line{color:#7a6256;align-items:center;gap:8px;margin-top:10px;font-size:13px;display:flex}.jm-answer-line span{font-weight:700}.jm-answer-line i{border-bottom:1px dashed #d7bca8;flex:1;padding:5px 0;font-style:normal}.jm-check-section{color:#fff;background:#173f4a;border-radius:16px;margin:26px 0;padding:24px 28px}.jm-check-title{color:#aee5d9;letter-spacing:.12em;font-size:12px;font-weight:800}.jm-check-section h2{margin:7px 0 14px;font-size:22px}.jm-check-section ol{color:#d7ebe7;margin:0;padding-left:20px;font-size:14px;line-height:2}.jm-footer{color:#7b8c8f;justify-content:space-between;gap:14px;padding:18px 4px;font-size:12px;display:flex}.jm-footer a{color:#1d7273;text-decoration:none}@media (max-width:820px){.jm-shell{grid-template-columns:1fr;padding:16px 12px 40px}.jm-toc{align-items:center;gap:10px;display:flex;position:static;overflow:auto}.jm-toc-title,.jm-source-note{display:none}.jm-toc a{border:1px solid #dbe8e5;border-radius:999px;flex:none;padding:8px 10px}.jm-section{padding:24px 18px}.jm-knowledge-grid{grid-template-columns:1fr}}.triangle-demo{overflow:hidden}.triangle-demo text{fill:#172033;font-size:18px;font-weight:700}.library-section{background:#fff;padding:48px 20px 72px}.library-inner{max-width:1120px;margin:0 auto}.library-head{justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:24px;display:flex}.library-head h2{margin:0;font-size:24px}.library-head p{color:var(--c-text-secondary);margin:4px 0 0;font-size:13px}.library-about-link{color:var(--c-blue);flex:none;font-size:13px;font-weight:600;text-decoration:none}.library-about-link:hover{text-decoration:underline}.library-band{margin-top:26px}.library-band h3{margin:0 0 12px;font-size:17px}.training-grid{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.training-card.compact{color:inherit;border:1px solid #e5e7eb;border-radius:8px;align-items:center;gap:10px;padding:14px;text-decoration:none;transition:border-color .16s,box-shadow .16s,transform .16s;display:flex}.training-card.compact:hover{border-color:#c9dff4;transform:translateY(-1px);box-shadow:0 8px 20px #0f172a0f}.training-card.compact>span{color:var(--c-blue);background:#eef6ff;border-radius:6px;padding:4px 7px;font-size:11px;font-weight:700}.training-card.compact strong,.training-card.compact small{display:block}.training-card.compact div{flex:1;min-width:0}.training-card.compact em{color:var(--c-blue);opacity:.8;flex:none;font-style:normal}.training-card.compact strong{font-size:13px}.training-card.compact small{color:var(--c-text-secondary);margin-top:2px;font-size:11px}.archive-topic-grid{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.block-admin{border:1px solid var(--c-border);background:#fff;border-radius:12px;margin-bottom:24px;overflow:hidden}.block-admin-head{background:#f7f9fc;border-bottom:1px solid #e5eaf1;justify-content:space-between;align-items:center;gap:16px;padding:18px;display:flex}.block-admin-head h2{margin:0;font-size:18px}.block-admin-head p{color:var(--c-text-secondary);margin:4px 0 0;font-size:12px}.block-admin-layout{grid-template-columns:230px minmax(0,1fr);min-height:520px;display:grid}.block-admin-list{background:#fbfcfe;border-right:1px solid #e8edf4;padding:10px}.block-admin-list button{text-align:left;cursor:pointer;width:100%;font:inherit;background:0 0;border:1px solid #0000;border-radius:8px;padding:10px}.block-admin-list button.active{background:#eef6ff;border-color:#c8dff8}.block-admin-list strong,.block-admin-list span{display:block}.block-admin-list strong{font-size:13px}.block-admin-list span{color:var(--c-text-secondary);margin-top:4px;font-size:11px}.block-admin-editor{padding:18px}.block-title-input,.block-subtitle-input,.block-tags-input{width:100%;font:inherit;border:1px solid #d8dee8;border-radius:8px;outline:none;margin-bottom:8px;padding:10px 12px}.block-title-input{font-size:20px;font-weight:700}.block-subtitle-input,.block-tags-input{font-size:13px}.editor-toolbar{background:#f7f9fc;border:1px solid #d8dee8;border-radius:8px 8px 0 0;flex-wrap:wrap;gap:6px;padding:8px;display:flex}.editor-toolbar button,.resource-editor button{color:#123f70;font:inherit;cursor:pointer;background:#fff;border:1px solid #d3dbe7;border-radius:6px;padding:6px 10px;font-size:12px}.editor-surface{background:#fff;border:1px solid #d8dee8;border-top:none;border-radius:0 0 8px 8px;outline:none;min-height:360px;padding:18px}.editor-surface:focus{box-shadow:inset 0 0 0 2px #185fa51a}.resource-editor{border:1px solid #e5eaf1;border-radius:8px;margin-top:16px;padding:12px}.resource-editor-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px;display:flex}.resource-editor-head div{flex-wrap:wrap;gap:6px;display:flex}.resource-row{grid-template-columns:80px minmax(0,1fr) minmax(0,1fr) 60px;gap:8px;margin-top:8px;display:grid}.resource-row input,.resource-row select{min-width:0;font:inherit;border:1px solid #d8dee8;border-radius:6px;padding:7px 8px;font-size:12px}.block-admin-actions{justify-content:flex-end;gap:8px;margin-top:16px;display:flex}@media (max-width:900px){.hero-title{font-size:30px}.hero-actions{flex-direction:column;align-items:stretch}.nav-links{display:none}.archive-topbar{flex-direction:column;align-items:stretch}.archive-layout{grid-template-columns:1fr}.archive-block-list,.archive-resources{position:static}.archive-block-list{flex-direction:row;overflow-x:auto}.archive-block-list button{min-width:210px}.block-admin-layout{grid-template-columns:1fr}.block-admin-list{border-bottom:1px solid #e8edf4;border-right:0;display:flex;overflow-x:auto}.block-admin-list button{min-width:210px}.resource-row{grid-template-columns:1fr}}@media (max-width:768px){.topic-grid-3col{grid-template-columns:repeat(2,1fr)!important}.training-grid,.archive-topic-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:520px){.topic-grid-3col{grid-template-columns:1fr!important}.archive-shell{padding:18px 12px 28px}.archive-main{min-height:auto;padding:20px 16px}.archive-main-head h2{font-size:21px}.training-grid,.archive-topic-grid{grid-template-columns:1fr}.block-admin-head{flex-direction:column;align-items:stretch}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}
