.work-tool{min-height:100vh;background:
radial-gradient(circle at 92% 5%,color-mix(in srgb,var(--accent) 14%,transparent),transparent 30rem),
linear-gradient(180deg,#f8fbff,#eef4fb);color:#0b1b33}
.work-tool *{box-sizing:border-box}.work-tool .container{width:min(1160px,calc(100% - 30px));margin-inline:auto}
.wt-header{position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(31,55,91,.08);background:rgba(255,255,255,.9);backdrop-filter:blur(18px)}
.wt-header-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.wt-brand{display:flex;align-items:center;gap:10px;color:#0b1b33;text-decoration:none;font-weight:950;letter-spacing:.04em}
.wt-brand::before{content:"⚡";display:grid;place-items:center;width:39px;height:39px;border-radius:13px;color:#fff;background:linear-gradient(135deg,#2563eb,#7c3aed)}
.wt-nav{display:flex;gap:18px}.wt-nav a{color:#5e7087;text-decoration:none;font-weight:800;font-size:.92rem}
.wt-theme{width:42px;height:42px;border:1px solid #dbe5f1;border-radius:13px;background:#fff;cursor:pointer;font-size:1rem}
.wt-hero{padding:60px 0 34px}.wt-crumbs{display:flex;flex-wrap:wrap;gap:8px;color:#74859a;font-size:.86rem}.wt-crumbs a{color:#3164a8;text-decoration:none;font-weight:800}
.wt-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:30px}.wt-badge{display:inline-flex;margin-top:22px;padding:8px 12px;border-radius:999px;background:color-mix(in srgb,var(--accent) 10%,white);color:var(--accent);font-size:.75rem;font-weight:950;letter-spacing:.08em;text-transform:uppercase}
.wt-hero h1{margin:15px 0 11px;font-size:clamp(2.6rem,6.4vw,5.3rem);line-height:.95;letter-spacing:-.055em}.wt-hero p{max-width:800px;margin:0;color:#62748b;line-height:1.75;font-size:1.03rem}
.wt-big-icon{display:grid;place-items:center;width:112px;height:112px;border-radius:32px;background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 78%,#0ea5e9),#7c3aed);color:#fff;font-size:2.35rem;box-shadow:0 25px 60px color-mix(in srgb,var(--accent) 24%,transparent)}
.wt-main{padding:28px 0 82px}.wt-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:18px;align-items:start}
.wt-card,.wt-side-card{border:1px solid rgba(31,55,91,.09);border-radius:24px;background:#fff;box-shadow:0 18px 48px rgba(31,55,91,.08)}
.wt-card{padding:27px}.wt-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:22px}.wt-card-head h2{margin:0 0 6px;font-size:1.3rem}.wt-card-head p{margin:0;color:#718198;line-height:1.55}
.wt-ready{flex:0 0 auto;padding:8px 11px;border-radius:999px;color:#15803d;background:rgba(34,197,94,.11);font-size:.72rem;font-weight:950}
.wt-side{display:grid;gap:14px}.wt-side-card{padding:20px}.wt-side-card h3{margin:0 0 11px}.wt-side-card ul{margin:0;padding-left:19px;color:#66798f;line-height:1.75}.wt-side-card p{margin:0;color:#66798f;line-height:1.65}
.work-form{display:grid;gap:17px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field{display:grid;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:.86rem;font-weight:900;color:#203851}
.field input,.field select,.field textarea{width:100%;border:1px solid #dbe5f0;border-radius:14px;background:#f9fbfd;color:#10233d;padding:12px 13px;outline:none;font:inherit}
.field textarea{min-height:150px;resize:vertical;line-height:1.55}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 12%,transparent)}
.help{margin:0;color:#7b8ca1;font-size:.82rem;line-height:1.55}.work-actions{display:flex;flex-wrap:wrap;gap:10px}.work-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:13px;padding:12px 16px;font-weight:900;cursor:pointer;text-decoration:none}
.work-btn.primary{color:#fff;background:linear-gradient(135deg,#2563eb,#7c3aed);box-shadow:0 13px 28px rgba(37,99,235,.2)}.work-btn.secondary{color:#18304e;background:#edf3f9}.work-btn.danger{color:#b4233f;background:#fff0f3}.work-btn:disabled{opacity:.5;cursor:not-allowed}
.work-status{min-height:24px;margin:0;font-weight:850}.work-status.success{color:#15803d}.work-status.error{color:#c0263f}.work-status.info{color:#2563eb}
.result-box{min-height:105px;padding:17px;border:1px solid #dbe5f0;border-radius:17px;background:#f8fafc;color:#17304d;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.65}
.result-box[contenteditable=true]{outline:none}.result-box[contenteditable=true]:focus{border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 12%,transparent)}
.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.metric{padding:14px;border-radius:15px;background:#f4f8fc}.metric span{display:block;color:#718198;font-size:.76rem;font-weight:800}.metric strong{display:block;margin-top:4px;font-size:1.2rem}
.progress{height:12px;border-radius:999px;background:#e8eef6;overflow:hidden}.progress>span{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,#2563eb,#7c3aed);transition:.2s}
.preview-wrap{display:grid;place-items:center;min-height:260px;padding:15px;border:1px dashed #cbd8e7;border-radius:18px;background:#f8fbfe}.preview-canvas,.preview-image{display:block;max-width:100%;max-height:580px;border-radius:13px;box-shadow:0 12px 32px rgba(24,45,76,.12);background:#fff}
.page-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(115px,1fr));gap:10px}.page-thumb{position:relative;padding:8px;border:2px solid transparent;border-radius:14px;background:#eef3f8;cursor:pointer}.page-thumb.active{border-color:var(--accent)}.page-thumb img{display:block;width:100%;height:105px;object-fit:cover;border-radius:9px}.page-thumb span{display:block;margin-top:6px;text-align:center;font-size:.75rem;font-weight:850}
.diff-box{padding:17px;border:1px solid #dbe5f0;border-radius:17px;background:#fff;line-height:1.8;overflow-wrap:anywhere}.diff-add{background:#dcfce7;color:#166534}.diff-del{background:#ffe4e6;color:#9f1239;text-decoration:line-through}.diff-same{color:#40546d}
.flashcard-stage{display:grid;place-items:center;min-height:290px}.flashcard{display:grid;place-items:center;width:min(100%,620px);min-height:250px;padding:30px;border:1px solid #d7e2ee;border-radius:24px;background:linear-gradient(145deg,#fff,#f2f7fc);box-shadow:0 18px 45px rgba(31,55,91,.09);text-align:center;cursor:pointer}.flashcard small{color:#718198}.flashcard h3{margin:12px 0;font-size:1.4rem}.flashcard p{margin:0;color:#52657b;line-height:1.6}
.quiz-list{display:grid;gap:15px}.quiz-item{padding:18px;border:1px solid #dbe5f0;border-radius:17px;background:#fbfdff}.quiz-item h3{margin:0 0 12px;font-size:1rem}.quiz-options{display:grid;gap:8px}.quiz-options label{display:flex;gap:9px;align-items:flex-start;padding:10px;border-radius:11px;background:#f1f5f9;cursor:pointer}.quiz-explanation{margin:10px 0 0;color:#62748b;font-size:.88rem}
.task-list{display:grid;gap:10px}.task-item{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;padding:13px;border:1px solid #dbe5f0;border-radius:14px;background:#fff}.task-item.done .task-title{text-decoration:line-through;color:#8a98aa}.task-title{font-weight:850}.task-meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:5px}.mini-pill{padding:4px 7px;border-radius:999px;background:#eef3f8;color:#61748b;font-size:.7rem;font-weight:800}
.week-grid{overflow-x:auto}.week-table{width:100%;min-width:780px;border-collapse:separate;border-spacing:8px}.week-table th{padding:9px;color:#61748b;font-size:.78rem}.week-table td{vertical-align:top}.week-table textarea{width:100%;min-height:110px;border:1px solid #dbe5f0;border-radius:13px;background:#f9fbfd;padding:10px;resize:vertical;font:inherit}
.timer-card{text-align:center;padding:28px;border-radius:23px;background:linear-gradient(145deg,#eff6ff,#f5f3ff)}.timer-mode{color:#5e7188;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.timer-value{margin:8px 0;font-size:clamp(3.5rem,12vw,7rem);font-weight:950;letter-spacing:-.06em}.timer-cycles{color:#63758b}
.hours-table-wrap{overflow-x:auto}.hours-table{width:100%;min-width:720px;border-collapse:collapse}.hours-table th,.hours-table td{padding:9px;border-bottom:1px solid #e1e8f1;text-align:left}.hours-table input{width:100%;min-width:95px;border:1px solid #dbe5f0;border-radius:10px;padding:9px;background:#f9fbfd}
.wt-footer{padding:43px 0;color:#a9b9cc;background:linear-gradient(145deg,#071426,#0b1d35)}.wt-footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.wt-footer strong{color:#fff}.wt-footer a{color:#a9b9cc}
html[data-theme=dark] .work-tool{color:#f8fafc;background:radial-gradient(circle at 92% 5%,color-mix(in srgb,var(--accent) 16%,transparent),transparent 30rem),linear-gradient(180deg,#07111f,#0a1729)}
html[data-theme=dark] .wt-header{background:rgba(7,17,31,.88);border-color:rgba(148,163,184,.14)}html[data-theme=dark] .wt-brand,html[data-theme=dark] .wt-hero h1,html[data-theme=dark] .field label{color:#f8fafc}
html[data-theme=dark] .wt-nav a,html[data-theme=dark] .wt-hero p,html[data-theme=dark] .wt-card-head p,html[data-theme=dark] .wt-side-card p,html[data-theme=dark] .wt-side-card ul{color:#a3b4ca}
html[data-theme=dark] .wt-card,html[data-theme=dark] .wt-side-card,html[data-theme=dark] .task-item,html[data-theme=dark] .diff-box{background:#0f1d33;border-color:rgba(148,163,184,.14);box-shadow:0 20px 55px rgba(0,0,0,.25)}
html[data-theme=dark] .field input,html[data-theme=dark] .field select,html[data-theme=dark] .field textarea,html[data-theme=dark] .result-box,html[data-theme=dark] .metric,html[data-theme=dark] .week-table textarea,html[data-theme=dark] .hours-table input{color:#f8fafc;background:#13243d;border-color:#2b3d58}
html[data-theme=dark] .work-btn.secondary{color:#dce8f7;background:#1c2e47}html[data-theme=dark] .quiz-item{background:#102039;border-color:#2b3d58}html[data-theme=dark] .quiz-options label{background:#182a43}
@media(max-width:900px){.wt-layout{grid-template-columns:1fr}.wt-side{grid-template-columns:repeat(2,minmax(0,1fr))}.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){.work-tool .container{width:min(100% - 22px,1160px)}.wt-nav{display:none}.wt-hero-grid{grid-template-columns:1fr}.wt-big-icon{width:82px;height:82px;border-radius:24px}.form-grid,.wt-side,.metrics{grid-template-columns:1fr}.wt-card{padding:18px}.wt-card-head{display:grid}.wt-footer-inner{display:grid}}
@media print{.wt-header,.wt-hero,.wt-side,.wt-footer,.work-actions,.work-status{display:none!important}.wt-main{padding:0}.wt-layout{display:block}.wt-card{box-shadow:none;border:0;padding:0}.work-tool{background:#fff;color:#111}}