:root{
  --paper:#fffdf8;--cream:#f5efe4;--cream2:#efe6d7;--ink:#20262b;--muted:#666d72;--line:#dfd3c0;--blue:#173f67;--blue2:#265f91;--gold:#b79551;--ok:#176b4c;--bad:#9d2d2d;--shadow:0 18px 42px rgba(48,38,24,.11)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:linear-gradient(90deg,#f3eee4,#fbf7ef 18%,#fffdf8);color:var(--ink);font-family:Georgia,'Times New Roman',serif}.app{display:grid;grid-template-columns:260px minmax(0,1fr);min-height:100vh}.sidebar{height:auto;min-height:100vh;padding:34px 28px;background:#f5efe4;border-right:1px solid var(--line);overflow:visible}.brand{display:flex;gap:14px;align-items:center;color:var(--ink);text-decoration:none;font-weight:700;font-size:24px;line-height:.95}.brand-mark{color:var(--gold);font-size:28px;transform:rotate(90deg);display:inline-block}.sidebar nav{margin-top:52px;display:grid;gap:8px}.sidebar nav a{color:#15191d;text-decoration:none;border-radius:12px;padding:13px 16px;font-size:17px;line-height:1.2}.sidebar nav a:hover,.sidebar nav a.active{background:#e9dfcf;color:var(--blue)}.quote{margin-top:90px;color:#4b4b46}.quote b{font-size:48px;color:var(--gold)}.quote p{line-height:1.65;font-size:17px}.quote i{display:block;width:66px;height:1px;background:var(--gold);margin:20px auto 0}.topbar{min-height:84px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 48px;border-bottom:1px solid var(--line);background:rgba(255,253,248,.92);position:relative;z-index:20}.menu-toggle{display:none;align-items:center;justify-content:center;gap:8px;min-height:44px;border:1px solid #d8ccba;background:#fffdf8;color:var(--blue);border-radius:12px;padding:0 14px;font:600 15px Arial,sans-serif;cursor:pointer}.menu-toggle span{font-size:22px;line-height:1}.search{height:46px;width:min(560px,48vw);display:flex;align-items:center;gap:12px;background:#fffdf8;border:1px solid #d8ccba;border-radius:13px;padding:0 14px;box-shadow:0 8px 20px rgba(0,0,0,.04);font-family:Arial,sans-serif}.search input{width:100%;border:0;outline:0;background:transparent;font:15px Arial,sans-serif;color:var(--ink)}.search kbd{border:1px solid #d8ccba;border-radius:7px;padding:2px 8px;color:#777}.toplinks{display:flex;gap:30px;white-space:nowrap}.toplinks a{color:var(--ink);text-decoration:none;font-size:17px}.home{padding:48px clamp(22px,4vw,58px) 86px}.hero{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:32px;align-items:center;padding:28px 0 24px}.hero small,.section-title small,.article-head small,.continue small,.section-kicker{color:var(--blue2);letter-spacing:.12em;font-size:12px;text-transform:uppercase}.hero h1{font-size:clamp(42px,5vw,64px);line-height:.98;margin:18px 0 22px}.hero p,.section-title p,.lead{font:17px/1.6 Arial,sans-serif;color:var(--muted);max-width:760px}.hero-logo{width:250px;justify-self:end;opacity:.82}.continue{display:grid;grid-template-columns:120px minmax(0,1fr) auto;gap:28px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow);margin:16px 0 42px}.chapter-badge{height:116px;border-radius:12px;background:#e8eef3;color:var(--blue);display:grid;place-items:center;text-align:center;box-shadow:inset -8px -8px 0 rgba(23,63,103,.08)}.chapter-badge span{font-size:11px;letter-spacing:.08em}.chapter-badge b{font-size:42px;font-weight:400}.continue h2{font-size:clamp(25px,3vw,30px);margin:6px 0 6px}.continue p{font:15px/1.5 Arial,sans-serif;color:var(--muted)}.continue>a,.page-actions button,.page-actions>a{background:var(--blue);color:white;border:1px solid var(--blue);border-radius:10px;padding:14px 22px;text-decoration:none;font:15px Arial,sans-serif;cursor:pointer}.progress{height:5px;background:#e2d8c8;border-radius:5px;overflow:hidden;max-width:470px}.progress i{display:block;height:100%;background:var(--blue)}.library h3{margin-top:38px;text-transform:uppercase;letter-spacing:.07em;font-size:19px}.section-title h2{font-size:clamp(30px,4vw,36px);margin:8px 0}.chapter-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:18px}.chapter-card{min-height:198px;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:22px;color:var(--ink);text-decoration:none;box-shadow:0 12px 25px rgba(48,38,24,.08);position:relative;display:flex;flex-direction:column;justify-content:space-between}.chapter-card:after{content:'';position:absolute;top:0;right:22px;width:16px;height:36px;background:var(--blue);clip-path:polygon(0 0,100% 0,100% 100%,50% 75%,0 100%)}.chapter-card small{color:#777}.chapter-card strong{font-size:18px;line-height:1.25}.chapter-card span{font:13px Arial,sans-serif;color:var(--muted)}.reader-page{max-width:1190px;margin:34px auto 82px;background:rgba(255,253,248,.96);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:46px 52px;position:relative}.resumix-logo{position:absolute;right:34px;top:26px;width:104px;opacity:.52}.article-head{display:grid;grid-template-columns:100px minmax(0,1fr);gap:26px;align-items:start;min-height:122px;margin-bottom:32px}.article-head.plain{display:block;padding-right:150px}.article-head h1{font-size:clamp(34px,4vw,45px);line-height:1.05;margin:10px 150px 12px 0}.article-head p{font:17px/1.6 Arial,sans-serif;color:var(--muted);max-width:820px}.chapter-no{height:104px;border-radius:12px;background:#e8eef3;color:var(--blue);display:grid;place-items:center;text-align:center;box-shadow:inset -8px -8px 0 rgba(23,63,103,.08)}.chapter-no span{font-size:10px;letter-spacing:.09em}.chapter-no b{font-size:36px;font-weight:400}.organogram{background:#fffaf1;border:1px solid var(--line);border-radius:20px;padding:30px}.org-center{width:min(410px,100%);margin:0 auto;text-align:center;background:var(--blue);color:white;border-radius:18px;padding:20px}.org-center small{display:block;opacity:.75;letter-spacing:.12em;font-size:11px}.org-center strong{font-size:28px}.org-line{width:1px;height:28px;background:var(--gold);margin:0 auto}.org-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.org-card{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:22px}.org-card h3{margin:0 0 14px;color:var(--blue);font-size:23px}.org-card dl{margin:0}.org-card dt{font-weight:700;margin-top:13px;font-size:17px}.org-card dd{margin:4px 0 10px 0;font:15.5px/1.58 Arial,sans-serif;color:#4d555b}.study-note,.quiz-section{margin-top:28px;background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:28px}.study-note h2,.quiz-section h2{font-size:clamp(26px,3vw,30px);margin:0 0 12px}.study-note p,.study-note li{font:16px/1.65 Arial,sans-serif;color:#4d555b}.quiz-list{display:grid;gap:18px}.quiz-item{border:1px solid var(--line);border-radius:16px;padding:18px;background:#fffdf8}.quiz-head{display:flex;justify-content:space-between;gap:18px;color:var(--blue);align-items:flex-start}.quiz-head small{font:12px/1.4 Arial,sans-serif;color:#777;max-width:470px;text-align:right}.quiz-item p{font:16px/1.55 Arial,sans-serif;color:#343b40}.alts{display:grid;gap:10px;margin-top:10px}.alt{text-align:left;border:1px solid #d7cab6;border-radius:12px;background:#f6efe5;color:#2b3035;padding:13px 14px;font:15px/1.45 Arial,sans-serif;cursor:pointer}.alt b{display:inline-grid;place-items:center;width:26px;height:26px;border:1px solid #c4b49c;border-radius:50%;margin-right:8px;color:var(--blue)}.alt:hover{border-color:var(--blue)}.alt.correct{background:#e9f5ee;border-color:var(--ok)}.alt.wrong{background:#f8e7e7;border-color:var(--bad)}.feedback{margin-top:12px;border-radius:12px;padding:14px 16px;font:14.5px/1.55 Arial,sans-serif;background:#f2eadb}.feedback.ok{border-left:4px solid var(--ok)}.feedback.bad{border-left:4px solid var(--bad)}.page-actions{margin-top:34px;padding-top:26px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:14px;align-items:center;flex-wrap:wrap}.page-actions .secondary{background:#fff;color:var(--blue)}.nav-pager{margin-right:auto;display:flex;gap:10px;flex-wrap:wrap}.nav-pager a{background:#fff;color:var(--blue);border:1px solid var(--line);padding:12px 16px;border-radius:10px;text-decoration:none;font:14px Arial,sans-serif}
@media(max-width:940px){
  body{background:#fffdf8}.app{display:block;position:relative;min-height:100vh}.sidebar{display:none;min-height:auto;border:1px solid var(--line);border-radius:16px;background:#f5efe4;margin:10px 12px 0;padding:18px;box-shadow:0 14px 30px rgba(48,38,24,.15);position:absolute;top:72px;left:0;right:0;z-index:60}.sidebar.open{display:block}.brand{font-size:21px}.sidebar nav{margin-top:18px;gap:4px}.sidebar nav a{font-size:16px;padding:12px}.quote{display:none}.topbar{min-height:68px;padding:10px 12px;display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px;background:#fffdf8}.menu-toggle{display:flex}.search{width:100%;height:44px}.search kbd{display:none}.toplinks{display:none}.home{padding:22px 14px 50px}.hero{grid-template-columns:1fr;gap:10px;padding:12px 0 18px}.hero h1{font-size:39px;line-height:1.02;margin:12px 0 14px}.hero p,.section-title p,.lead{font-size:16px;line-height:1.55}.hero-logo{justify-self:start;width:148px}.continue{grid-template-columns:1fr;gap:15px;padding:18px;margin:12px 0 30px;border-radius:16px}.chapter-badge{width:96px;height:86px}.chapter-badge b{font-size:32px}.continue>a{width:100%;text-align:center}.chapter-grid{grid-template-columns:1fr;gap:12px}.chapter-card{min-height:132px;padding:18px}.reader-page{margin:0;max-width:none;border:0;border-radius:0;box-shadow:none;padding:20px 14px 46px;background:#fffdf8}.resumix-logo{position:static;display:block;width:88px;opacity:.55;margin:2px 0 18px auto}.article-head{grid-template-columns:1fr;gap:14px;min-height:auto;margin-bottom:22px}.article-head.plain{padding-right:0}.article-head h1{font-size:33px;line-height:1.08;margin:8px 0 10px}.article-head p{font-size:16px;line-height:1.55}.chapter-no{width:92px;height:82px}.chapter-no b{font-size:30px}.organogram{padding:15px;border-radius:16px;margin-left:-2px;margin-right:-2px}.org-center{border-radius:15px;padding:16px}.org-center strong{font-size:24px}.org-grid{grid-template-columns:1fr;gap:12px}.org-card{padding:17px;border-radius:14px}.org-card h3{font-size:21px}.org-card dt{font-size:16px}.org-card dd{font-size:15px;line-height:1.6}.study-note,.quiz-section{padding:18px;border-radius:15px;margin-top:18px}.quiz-item{padding:15px;border-radius:14px}.quiz-head{display:block}.quiz-head small{text-align:left;display:block;margin-top:6px}.alt{padding:13px 12px;font-size:15px}.page-actions{display:grid;grid-template-columns:1fr;gap:10px;margin-top:24px;padding-top:20px}.page-actions button,.page-actions>a,.nav-pager a{width:100%;text-align:center}.nav-pager{margin:0;display:grid;grid-template-columns:1fr;gap:10px}.library h3{font-size:17px}.section-title h2{font-size:30px}
}
@media(max-width:420px){.hero h1{font-size:34px}.article-head h1{font-size:30px}.org-center strong{font-size:22px}.search input{font-size:14px}.menu-toggle{padding:0 12px}.chapter-card strong{font-size:17px}}
@media print{body{background:white}.sidebar,.topbar{display:none}.app{display:block}.reader-page{max-width:none;margin:0;box-shadow:none;border:0;border-radius:0}.page-actions{display:none}.org-grid{grid-template-columns:repeat(2,1fr)}.quiz-item{break-inside:avoid}.resumix-logo{opacity:.42}}