/* 小冰团科研写作桌：样式限定在当前模块，复用站点字体。 */
#writing-workflow.writing-desk{grid-column:1/-1;grid-row:auto;display:block;background:#fcfbf7;color:#203c35;padding:clamp(22px,3.5vw,42px);border:1px solid #dbe3d8;box-shadow:0 14px 40px -30px #264c3a66;overflow:hidden;scroll-margin-top:178px}
.desk-heading{display:flex;align-items:center;justify-content:space-between;gap:24px}.desk-kicker{font:11px/1.5 var(--mono);letter-spacing:.16em;color:#60756b}.desk-heading h3{font:600 clamp(23px,2.6vw,34px)/1.5 var(--serif);letter-spacing:-.04em;margin:12px 0 5px}.desk-subtitle{font-size:14px;color:#68776e}.desk-badge{flex:none;font-size:11px;border:1px solid #dce5d8;border-radius:100px;padding:7px 12px;color:#5b7164;background:#f1f5eb}
.desk-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px;margin:26px 0 0;padding:0 0 18px;border-bottom:1px solid #dce3d9}.desk-tab{position:relative;display:flex;align-items:center;gap:10px;text-align:left;border:1px solid transparent;border-radius:12px;padding:12px 14px;background:transparent;color:#708075;font:500 13px/1.3 var(--sans);cursor:pointer;transition:transform .25s,background .25s}.desk-tab span{display:grid;place-items:center;width:26px;height:26px;border:1px solid #d4ded1;border-radius:50%;font:11px var(--mono);flex:none}.desk-tab[aria-selected=true]{color:#214f3e;background:#e9f0e3;border-color:#d7e1cf}.desk-tab[aria-selected=true] span{background:#305b48;color:#fff;border-color:#305b48}.desk-tab.is-done span{border-color:#47745a}.desk-tab:hover{background:#eef1e9;transform:translateY(-2px)}
.desk-stage{display:grid;grid-template-columns:1.12fr 1fr;align-items:center;gap:clamp(22px,4vw,56px);min-height:330px;padding:24px 0 20px}.desk-scene{position:relative;isolation:isolate;min-width:0;background:#fff;border-radius:40% 43% 38% 37%;padding:23px 0 18px}.desk-art{width:100%;height:265px;object-fit:contain;mix-blend-mode:multiply;transition:transform .5s;pointer-events:none}.desk-scene-caption{position:absolute;top:0;left:22px;font:10px var(--mono);color:#6d7b6c;letter-spacing:.13em}.desk-sticker{position:absolute;bottom:0;right:9%;font:italic 17px var(--latin-serif);color:#84937c;transform:rotate(-5deg)}.desk-spark{position:absolute;top:36px;right:22px;color:#d9a957;font-size:30px;transform:rotate(14deg)}.desk-scene:hover .desk-art{transform:translateY(-4px) rotate(-1deg)}
.desk-number{font:10px var(--mono);letter-spacing:.13em;color:#7a896f}.desk-step-title{font:600 clamp(23px,2.3vw,30px)/1.4 var(--serif);margin:8px 0 10px;color:#244333}.desk-description{font-size:13px;line-height:1.9;color:#69796b;max-width:32em}.desk-interaction{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px}.desk-action{border:1px solid #ccd8c7;border-radius:9px;padding:9px 12px;min-height:44px;font:500 12px/1.4 var(--sans);background:#fffefb;color:#3b5b46;cursor:pointer;transition:transform .2s,background .2s,border-color .2s}.desk-action:hover{transform:translateY(-2px);border-color:#537b5b;background:#f0f4e9}.desk-action[aria-pressed=true]{background:#e5eddd;border-color:#6a8b65}.desk-action:disabled{cursor:default;opacity:.7;transform:none}.desk-source{display:flex;align-items:center;gap:8px}.desk-source b{font-size:17px;color:#c19a4c}.desk-evidence{width:100%;border:1px dashed #c9d6c1;background:#f3f6ed;border-radius:10px;padding:12px;font-size:12px;line-height:1.9;color:#4b6550}.desk-evidence strong{display:block;font-weight:600;color:#2c5239}.desk-sentence{width:100%;text-align:left;line-height:1.8}.desk-sentence em{display:inline-block;margin-left:6px;font-size:10px;font-style:normal;border-radius:4px;padding:0 5px;background:#ebf1df}.desk-sentence.is-gap em{background:#f8e9dc;color:#85583e}.desk-feedback{min-height:43px;font-size:12px;line-height:1.8;margin-top:13px;color:#59754c}.desk-feedback.is-complete{color:#305c3b}.desk-footer{border-top:1px solid #dce3d9;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:16px}.desk-disclaimer{color:#7b857a;font-size:10px}.desk-links{display:flex;align-items:center;gap:18px}.desk-links a,.desk-links button{font:500 12px/1.5 var(--sans);cursor:pointer}.desk-links button{background:none;border:0;padding:8px 0;color:#607163}.desk-primary{padding:10px 15px;border-radius:9px;background:#305c48;color:#fff}.desk-content.is-changing,.desk-scene.is-changing{animation:desk-arrive .45s ease both}.desk-complete-mark{display:block;font-size:24px;margin-bottom:8px}.writing-desk :focus-visible{outline:2px solid #416d4e;outline-offset:4px}.desk-stage:focus-visible{outline-offset:0}
@keyframes desk-arrive{from{opacity:.25;transform:translateY(9px)}to{opacity:1;transform:translateY(0)}}
@media(min-width:1100px){.desk-stage{min-height:350px}.desk-art{height:290px}}
@media(max-width:720px){#writing-workflow.writing-desk{padding:24px}.desk-heading{gap:10px}.desk-badge{display:none}.desk-tabs{gap:3px;margin-top:20px;padding-bottom:13px}.desk-tab{padding:10px 5px;gap:6px;font-size:11px}.desk-tab span{width:23px;height:23px;font-size:10px}.desk-stage{gap:12px;grid-template-columns:1fr}.desk-scene{max-width:420px;width:100%;margin:auto;padding-top:14px}.desk-art{height:200px}.desk-scene-caption{font-size:8px;top:0}.desk-sticker{font-size:15px}.desk-content{padding-top:10px}.desk-step-title{font-size:24px}.desk-feedback{min-height:35px}.desk-footer{align-items:flex-start;flex-direction:column;gap:12px}.desk-links{width:100%;justify-content:space-between;gap:10px}.desk-description{font-size:13px;max-width:none}}
@media(max-width:370px){#writing-workflow.writing-desk{padding:18px}.desk-tab{flex-direction:column;text-align:center}.desk-links a,.desk-links button{font-size:11px}.desk-heading h3{font-size:23px}.desk-primary{padding:10px}.desk-art{height:175px}}
[data-theme=dark] #writing-workflow.writing-desk{background:#e8ecdf;color:#203c35;border-color:#becbb7}[data-theme=dark] .desk-scene{background:#f7f7f1}
@media(prefers-reduced-motion:reduce){.writing-desk *{animation:none!important;transition:none!important}.writing-desk .desk-tab:hover,.writing-desk .desk-action:hover,.writing-desk .desk-scene:hover .desk-art{transform:none}}

/* 操作触发的短动效，只在访客点击时播放。 */
.desk-scene.is-working .desk-art{animation:desk-work .55s ease both}.desk-scene.is-working::after{content:"";position:absolute;left:18%;top:44%;width:24px;height:32px;background:#fff9e7;border:1px solid #adba9f;border-radius:3px;pointer-events:none;animation:desk-file .65s ease both}.writing-desk:not([data-desk-step="0"]) .desk-scene.is-working::after{display:none}.desk-linked[data-desk-step="1"] .desk-spark{color:#a97420;transform:rotate(90deg);transition:transform .6s}.desk-accepted[data-desk-step="3"] .desk-scene::before{content:"✓";position:absolute;top:22px;right:18%;display:grid;place-items:center;width:35px;height:35px;border-radius:50%;background:#e6efdc;color:#4d7046;transform:rotate(10deg);z-index:2;animation:desk-arrive .5s both}@keyframes desk-work{0%,100%{transform:translateY(0)}40%{transform:translateY(-6px) rotate(-1deg)}}@keyframes desk-file{0%{opacity:0;transform:translate(-10px,-20px) rotate(-15deg)}20%{opacity:1}100%{opacity:0;transform:translate(95px,35px) rotate(8deg)}}
@media(prefers-reduced-motion:reduce){.desk-scene.is-working::after{display:none}}
@media(max-width:720px){.desk-tab{flex-direction:column;text-align:center;gap:6px;white-space:nowrap}}