.pe-academy{--pe-bg-canvas: #0B1020;--pe-bg-surface: #141B2D;--pe-bg-raised: #1B2540;--pe-text-primary: #F5F7FF;--pe-text-secondary: #BCC7DD;--pe-text-muted: #8A98B5;--pe-border: #45516C;--pe-border-soft: #2A3450;--pe-focus: #FFE08A;--pe-success: #73E2A7;--pe-error: #FFB4B4;--pe-accent: #C4A7FF;--pe-s1: 4px;--pe-s2: 8px;--pe-s3: 12px;--pe-s4: 16px;--pe-s5: 24px;--pe-s6: 32px;--pe-r-card: 20px;--pe-r-ctrl: 10px;--pe-maxw: 1280px;background:var(--pe-bg-canvas);color:var(--pe-text-primary);min-height:100vh;font-size:16px;line-height:1.6;font-family:inherit;-webkit-font-smoothing:antialiased}.pe-academy *,.pe-academy *:before,.pe-academy *:after{box-sizing:border-box}.pe-academy a{color:inherit;text-decoration:none}.pe-academy h1{font-size:32px;line-height:1.2;font-weight:800;letter-spacing:-.01em;margin:0}.pe-academy h2{font-size:24px;line-height:1.25;font-weight:750;margin:0}.pe-academy h3{font-size:18px;line-height:1.3;font-weight:700;margin:0}.pe-academy small,.pe-academy .pe-small{font-size:14px}.pe-academy .pe-muted{color:var(--pe-text-secondary)}.pe-academy .pe-dim{color:var(--pe-text-muted)}.pe-academy :focus-visible{outline:3px solid var(--pe-focus);outline-offset:2px;border-radius:6px}.pe-wrap{max-width:var(--pe-maxw);margin:0 auto;padding:0 var(--pe-s4)}.pe-nav{position:sticky;top:0;z-index:30;background:#0b1020d1;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--pe-border-soft)}.pe-nav-inner{display:flex;align-items:center;gap:var(--pe-s4);height:60px}.pe-brand{display:flex;align-items:center;gap:10px;font-weight:800}.pe-brand-badge{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(140deg,#c4a7ff,#62d9ff);color:#0b1020}.pe-navlinks{display:flex;gap:4px;margin-left:auto}.pe-navlink{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 14px;border-radius:var(--pe-r-ctrl);color:var(--pe-text-secondary);font-weight:600;font-size:14px}.pe-navlink:hover{background:#ffffff0d;color:var(--pe-text-primary)}.pe-navlink[aria-current=page]{background:#ffffff14;color:var(--pe-text-primary)}@media(max-width:560px){.pe-nav-label{display:none}.pe-navlink{padding:0 12px}}.pe-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border-radius:var(--pe-r-ctrl);font-weight:700;font-size:15px;cursor:pointer;border:1px solid transparent;transition:transform .12s ease,background .15s ease,border-color .15s ease}.pe-btn:active{transform:translateY(1px)}.pe-btn-primary{background:var(--pe-accent);color:#0b1020}.pe-btn-primary:hover{filter:brightness(1.06)}.pe-btn-ghost{background:transparent;border-color:var(--pe-border);color:var(--pe-text-primary)}.pe-btn-ghost:hover{background:#ffffff0d;border-color:var(--pe-text-muted)}.pe-btn-soft{background:#ffffff0f;color:var(--pe-text-primary)}.pe-btn-soft:hover{background:#ffffff1a}.pe-btn:disabled{opacity:.5;cursor:not-allowed}.pe-card{background:var(--pe-bg-surface);border:1px solid var(--pe-border-soft);border-radius:var(--pe-r-card);padding:var(--pe-s5)}.pe-chip{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:999px;font-size:12.5px;font-weight:600;border:1px solid var(--pe-border);color:var(--pe-text-secondary)}.pe-chip-accent{border-color:color-mix(in srgb,var(--pe-accent) 55%,transparent);color:var(--pe-accent);background:color-mix(in srgb,var(--pe-accent) 12%,transparent)}.pe-chip-success{border-color:color-mix(in srgb,var(--pe-success) 55%,transparent);color:var(--pe-success);background:color-mix(in srgb,var(--pe-success) 12%,transparent)}.pe-hero{padding:var(--pe-s6) 0 var(--pe-s5)}.pe-hero h1{max-width:20ch}.pe-filters{display:flex;flex-wrap:wrap;gap:var(--pe-s2);margin:var(--pe-s5) 0}.pe-filter{min-height:40px;padding:0 14px;border-radius:999px;font-size:13.5px;font-weight:600;border:1px solid var(--pe-border-soft);background:transparent;color:var(--pe-text-secondary);cursor:pointer}.pe-filter:hover{border-color:var(--pe-text-muted);color:var(--pe-text-primary)}.pe-filter[aria-pressed=true]{background:var(--pe-text-primary);color:#0b1020;border-color:var(--pe-text-primary)}.pe-grid{display:grid;gap:var(--pe-s4);grid-template-columns:1fr}@media(min-width:720px){.pe-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:1100px){.pe-grid{grid-template-columns:repeat(3,1fr)}}.pe-course-card{position:relative;display:flex;flex-direction:column;gap:var(--pe-s3);background:var(--pe-bg-surface);border:1px solid var(--pe-border-soft);border-radius:var(--pe-r-card);padding:var(--pe-s5);min-height:260px;border-top:3px solid var(--pe-accent);transition:transform .14s ease,border-color .14s ease}.pe-course-card:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--pe-accent) 45%,var(--pe-border-soft))}.pe-course-card h3{font-size:19px}.pe-meta-row{display:flex;flex-wrap:wrap;gap:8px 14px;font-size:13px;color:var(--pe-text-muted)}.pe-meta-row span{display:inline-flex;align-items:center;gap:5px}.pe-progress{height:8px;border-radius:999px;background:#ffffff14;overflow:hidden}.pe-progress>i{display:block;height:100%;background:var(--pe-accent);border-radius:999px;transition:width .3s ease}.pe-detail-head{padding:var(--pe-s6) 0 var(--pe-s5);border-bottom:1px solid var(--pe-border-soft)}.pe-two-col{display:grid;grid-template-columns:1fr;gap:var(--pe-s5);padding:var(--pe-s5) 0}@media(min-width:960px){.pe-two-col{grid-template-columns:minmax(0,1fr) 320px}}.pe-module{border:1px solid var(--pe-border-soft);border-radius:14px;overflow:hidden;background:var(--pe-bg-surface)}.pe-module+.pe-module{margin-top:var(--pe-s3)}.pe-module-head{width:100%;display:flex;align-items:center;gap:var(--pe-s3);text-align:left;padding:var(--pe-s4);background:transparent;border:0;cursor:pointer;color:inherit;min-height:56px}.pe-module-head:hover{background:#ffffff08}.pe-module-num{width:34px;height:34px;flex:none;border-radius:9px;display:grid;place-items:center;font-weight:800;background:color-mix(in srgb,var(--pe-accent) 18%,transparent);color:var(--pe-accent)}.pe-module-body{padding:0 var(--pe-s4) var(--pe-s4) calc(34px + var(--pe-s3) + var(--pe-s4))}.pe-day-row{display:flex;gap:var(--pe-s3);padding:10px 0;border-top:1px solid var(--pe-border-soft);font-size:14px}.pe-day-tag{flex:none;font-variant-numeric:tabular-nums;color:var(--pe-accent);font-weight:700;min-width:52px}.pe-ws{display:grid;gap:var(--pe-s5);padding:var(--pe-s5) 0;align-items:start;grid-template-columns:1fr}@media(min-width:900px){.pe-ws{grid-template-columns:240px minmax(0,1fr)}}@media(min-width:1200px){.pe-ws{grid-template-columns:240px minmax(0,1fr) 320px}}.pe-outline{position:sticky;top:76px;align-self:start}@media(max-width:899px){.pe-outline{position:static}}.pe-outline-day{display:flex;align-items:center;gap:10px;width:100%;text-align:left;min-height:44px;padding:8px 10px;border-radius:10px;border:0;background:transparent;color:var(--pe-text-secondary);cursor:pointer;font-size:14px;font-weight:600}.pe-outline-day:hover{background:#ffffff0d;color:var(--pe-text-primary)}.pe-outline-day[aria-current=true]{background:color-mix(in srgb,var(--pe-accent) 16%,transparent);color:var(--pe-text-primary)}.pe-dot{width:20px;height:20px;flex:none;border-radius:50%;border:2px solid var(--pe-border);display:grid;place-items:center}.pe-dot.done{border-color:var(--pe-success);background:color-mix(in srgb,var(--pe-success) 22%,transparent);color:var(--pe-success)}.pe-lesson-block{border:1px solid var(--pe-border-soft);border-radius:16px;background:var(--pe-bg-surface);overflow:hidden}.pe-lesson-block+.pe-lesson-block{margin-top:var(--pe-s4)}.pe-lb-head{display:flex;align-items:center;gap:10px;padding:14px var(--pe-s4);border-bottom:1px solid var(--pe-border-soft);font-weight:700;font-size:15px}.pe-lb-icon{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;background:color-mix(in srgb,var(--pe-accent) 16%,transparent);color:var(--pe-accent);flex:none}.pe-lb-body{padding:var(--pe-s4)}.pe-evidence{position:sticky;top:76px;align-self:start}@media(max-width:1199px){.pe-evidence{position:static}}.pe-textarea{width:100%;min-height:150px;resize:vertical;background:var(--pe-bg-canvas);border:1px solid var(--pe-border);border-radius:var(--pe-r-ctrl);color:var(--pe-text-primary);padding:12px;font-size:14px;line-height:1.55;font-family:inherit}.pe-textarea::-moz-placeholder{color:var(--pe-text-muted)}.pe-textarea::placeholder{color:var(--pe-text-muted)}.pe-save-state{font-size:12.5px;color:var(--pe-text-muted);min-height:18px}.pe-save-state.saved{color:var(--pe-success)}.pe-note{border-radius:12px;padding:12px 14px;font-size:14px;border:1px solid var(--pe-border-soft)}.pe-note-title{font-weight:700;font-size:12.5px;text-transform:uppercase;letter-spacing:.04em;margin-bottom:4px}.pe-note-accept{border-color:color-mix(in srgb,var(--pe-success) 40%,transparent);background:color-mix(in srgb,var(--pe-success) 8%,transparent)}.pe-note-accept .pe-note-title{color:var(--pe-success)}.pe-note-avoid{border-color:color-mix(in srgb,var(--pe-error) 40%,transparent);background:color-mix(in srgb,var(--pe-error) 8%,transparent)}.pe-note-avoid .pe-note-title{color:var(--pe-error)}.pe-note-transfer .pe-note-title{color:var(--pe-accent)}.pe-prose{color:var(--pe-text-secondary);font-size:15px;line-height:1.68}.pe-prose p{margin:0 0 12px}.pe-prose p:last-child{margin-bottom:0}.pe-prose strong{color:var(--pe-text-primary);font-weight:700}.pe-prose ul,.pe-prose ol{margin:0 0 12px;padding-left:20px}.pe-prose li{margin:4px 0}.pe-prose table{width:100%;border-collapse:collapse;margin:8px 0 14px;font-size:14px}.pe-prose th,.pe-prose td{border:1px solid var(--pe-border-soft);padding:8px 10px;text-align:left;vertical-align:top}.pe-prose th{background:#ffffff08;color:var(--pe-text-primary);font-weight:700}.pe-prose code{background:#ffffff0f;padding:1px 5px;border-radius:5px;font-size:.9em}.pe-prose a{color:var(--pe-accent);text-decoration:underline;text-underline-offset:2px}.pe-skill{display:flex;align-items:center;gap:var(--pe-s3);padding:12px 0;border-top:1px solid var(--pe-border-soft)}.pe-skill:first-child{border-top:0}.pe-skill-ring{width:40px;height:40px;flex:none}.pe-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--pe-s3)}@media(min-width:620px){.pe-stats{grid-template-columns:repeat(4,1fr)}}.pe-stat{background:var(--pe-bg-raised);border:1px solid var(--pe-border-soft);border-radius:14px;padding:var(--pe-s4)}.pe-stat b{display:block;font-size:26px;font-weight:800;line-height:1.1}.pe-stat span{font-size:12.5px;color:var(--pe-text-muted)}.pe-banner{display:flex;align-items:flex-start;gap:10px;border-radius:12px;padding:12px 14px;font-size:13.5px;border:1px solid color-mix(in srgb,var(--pe-focus) 45%,transparent);background:color-mix(in srgb,var(--pe-focus) 10%,transparent);color:var(--pe-text-secondary)}@media(prefers-reduced-motion:reduce){.pe-academy *{transition:none!important;animation:none!important;scroll-behavior:auto!important}.pe-course-card:hover,.pe-btn:active{transform:none}}@keyframes spin{to{transform:rotate(360deg)}}.pe-academy .spin{animation:spin 1s linear infinite}.pe-skip{position:absolute;left:-9999px;top:8px}.pe-skip:focus{left:8px;z-index:60;background:var(--pe-bg-surface);padding:8px 12px;border-radius:8px;border:1px solid var(--pe-border)}