/* Course-linked practice guide. All rules stay inside the existing page. */
#shikumika-guide .sk-phrase{display:inline-block;word-break:normal;white-space:nowrap}
#shikumika-guide .sk-nav a{font-size:14px;min-height:44px;display:inline-flex;align-items:center}
#shikumika-guide .sk-hero h1{font-size:clamp(38px,4.5vw,64px);line-height:1.35;letter-spacing:-.045em}
#shikumika-guide .sk-hero h1 .sk-phrase{display:block}
#shikumika-guide .sk-course-cover{margin:0;min-width:0;transform:none}
#shikumika-guide .sk-course-cover img{display:block;width:100%;height:auto;border:2px solid #0b3f98;border-radius:18px;background:#fff}
#shikumika-guide .sk-course-cover figcaption{margin-top:14px;color:#3d5572;font-size:14px;line-height:1.8}
#shikumika-guide .sk-course-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;align-items:center}
#shikumika-guide .sk-course-actions a{display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:12px 18px;background:#1656b8;color:#fff;border:2px solid #082d70;border-radius:10px;font-size:16px;font-weight:800;text-align:center;text-decoration:none;line-height:1.5}
#shikumika-guide .sk-course-actions a:visited{color:#fff}
#shikumika-guide .sk-course-actions a:hover,#shikumika-guide .sk-course-actions a:focus-visible{background:#082d70;color:#fff}
#shikumika-guide .sk-course-actions a.sk-course-secondary{background:#fffefa;color:#082d70}
#shikumika-guide .sk-course-actions a.sk-course-secondary:hover,#shikumika-guide .sk-course-actions a.sk-course-secondary:focus-visible{background:#fff6bf;color:#082d70}
#shikumika-guide .sk-course-members{padding:16px 20px;border-left:5px solid #ffdc4a;background:#fffefa;color:#082d70;font-size:15px;line-height:1.8;margin:26px 0 0}
#shikumika-guide .sk-course-intro{background:#fffefa;color:#082d70}
#shikumika-guide .sk-course-intro .sk-heading{align-items:start}
#shikumika-guide .sk-course-intro h2{font-size:clamp(30px,4vw,48px);line-height:1.45}
#shikumika-guide .sk-course-loop{list-style:none;margin:28px 0;padding:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;counter-reset:course-loop}
#shikumika-guide .sk-course-loop li{padding:20px 18px;border:1px solid #8dafdc;border-radius:12px;background:#f0f8ff;color:#082d70;counter-increment:course-loop}
#shikumika-guide .sk-course-loop b{display:block;font-size:22px;line-height:1.5;margin-bottom:14px}
#shikumika-guide .sk-course-loop .sk-loop-number{display:block;color:#1656b8;font-size:14px;font-weight:900;margin-bottom:16px}
#shikumika-guide .sk-course-loop p{margin:0;font-size:16px;line-height:1.8;color:#3d5572}
#shikumika-guide .sk-course-note{padding:18px 20px;background:#fff9dc;color:#082d70;border:1px solid #8dafdc;border-radius:10px;font-size:16px;line-height:1.9}
#shikumika-guide .sk-course-note p{margin:0 0 10px;color:inherit}
#shikumika-guide .sk-course-note p:last-child{margin-bottom:0}
#shikumika-guide .sk-course-note a{color:#0b3f98;text-decoration:underline;text-underline-offset:3px}
#shikumika-guide .sk-step__course{margin:0 0 24px}
#shikumika-guide .sk-step__course p{font-size:15px}
#shikumika-guide .sk-step__course-link{font-size:15px}
#shikumika-guide .sk-lesson-list{margin-top:28px;padding-top:24px;border-top:2px solid #d5e5f6}
#shikumika-guide .sk-lesson-list h4{margin:0 0 12px;font-size:24px;line-height:1.5;color:#0b3f98}
#shikumika-guide .sk-lesson-list>p{margin:0 0 18px;font-size:16px;color:#3d5572;line-height:1.8}
#shikumika-guide .sk-lesson{margin:12px 0;border:1px solid #8dafdc;border-radius:12px;background:#fff;color:#082d70;overflow:clip;scroll-margin-top:90px}
#shikumika-guide .sk-lesson summary{display:grid;grid-template-columns:64px minmax(0,1fr) 44px;gap:14px;align-items:center;padding:18px 20px;background:#f0f8ff;color:#082d70;font-size:18px;font-weight:800;line-height:1.65;cursor:pointer;list-style:none}
#shikumika-guide .sk-lesson summary::-webkit-details-marker{display:none}
#shikumika-guide .sk-lesson summary:hover{background:#e3f1ff;color:#082d70}
#shikumika-guide .sk-lesson summary:focus-visible{outline:3px solid #1656b8;outline-offset:-4px}
#shikumika-guide .sk-lesson[open] summary{background:#fff6bf;color:#082d70;border-bottom:1px solid #8dafdc}
#shikumika-guide .sk-lesson-num{font-size:14px;color:#0b3f98;white-space:nowrap}
#shikumika-guide .sk-lesson-state{display:none}
#shikumika-guide .sk-lesson-toggle{font-size:14px;justify-self:end;color:#0b3f98}
#shikumika-guide .sk-lesson-body{padding:24px}
#shikumika-guide .sk-lesson-course{margin:0 0 18px;line-height:1.8;font-size:16px}
#shikumika-guide .sk-lesson-course a,#shikumika-guide .sk-lesson-course a:visited{color:#0b3f98;text-decoration:underline;text-underline-offset:4px}
#shikumika-guide .sk-lesson-course a:hover,#shikumika-guide .sk-lesson-course a:focus-visible{color:#082d70;background:#fff6bf}
#shikumika-guide .sk-lesson-learning{margin:0 0 22px;font-size:16px;line-height:1.9;color:#3d5572}
#shikumika-guide .sk-practice-fields{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 24px}
#shikumika-guide .sk-practice-fields>div{padding:18px;background:#f5faff;border-left:4px solid #8dafdc;color:#082d70}
#shikumika-guide .sk-practice-fields dt{font-weight:900;font-size:16px;margin:0 0 10px;color:#0b3f98}
#shikumika-guide .sk-practice-fields dd{margin:0;font-size:16px;line-height:1.9;color:#3d5572}
#shikumika-guide .sk-lesson-prompt{border:1px solid #8dafdc;border-radius:10px;padding:20px;background:#fffefa;color:#082d70}
#shikumika-guide .sk-lesson-prompt-label{font-size:15px;font-weight:900;margin:0 0 14px;color:#0b3f98}
#shikumika-guide .sk-lesson-prompt-text{font-size:16px;line-height:1.9;white-space:pre-line;margin:0 0 18px;color:#082d70}
#shikumika-guide .sk-lesson-prompt .sk-copy-button{margin:0;min-height:48px;padding:12px 18px;background:#1656b8;color:#fff;border:2px solid #082d70;border-radius:10px;font-size:16px;font-weight:800;line-height:1.5;box-shadow:none}
#shikumika-guide .sk-lesson-prompt .sk-copy-button:hover,#shikumika-guide .sk-lesson-prompt .sk-copy-button:focus-visible{background:#082d70;color:#fff}
#shikumika-guide .sk-lesson-prompt .sk-copy-hint{font-size:14px;line-height:1.8;margin:12px 0 0;color:#3d5572}
#shikumika-guide .sk-lesson-next{margin:20px 0 0;padding:18px 20px;background:#fff9dc;color:#082d70;font-size:16px;line-height:1.9;border-left:4px solid #ffdc4a}
#shikumika-guide .sk-lesson-next strong{display:block;margin-bottom:8px;font-size:16px;color:#0b3f98}
#shikumika-guide .sk-course-bridge{margin-top:24px;font-size:16px;line-height:1.9;color:#3d5572}
@supports(word-break:auto-phrase){#shikumika-guide .sk-lesson summary{word-break:auto-phrase;text-wrap:balance}}
@media(max-width:1000px){
 #shikumika-guide .sk-course-loop{grid-template-columns:repeat(2,minmax(0,1fr))}
 #shikumika-guide .sk-hero__grid{grid-template-columns:1fr}
 #shikumika-guide .sk-course-cover{max-width:800px}
 #shikumika-guide .sk-nav{overflow:visible;gap:4px}
 #shikumika-guide .sk-nav a:nth-child(2),#shikumika-guide .sk-nav a:nth-child(3),#shikumika-guide .sk-nav a:nth-child(5){display:none}
 #shikumika-guide .sk-nav a:nth-child(4){display:inline-flex}
}
@media(max-width:640px){
 #shikumika-guide .sk-hero h1{font-size:clamp(30px,8.5vw,42px)}
 #shikumika-guide .sk-hero__grid{gap:28px}
 #shikumika-guide .sk-course-actions{display:grid;grid-template-columns:1fr}
 #shikumika-guide .sk-course-loop,#shikumika-guide .sk-practice-fields{grid-template-columns:1fr}
 #shikumika-guide .sk-course-loop li{padding:18px 20px}
 #shikumika-guide .sk-course-loop b{font-size:22px}
 #shikumika-guide .sk-lesson summary{grid-template-columns:48px minmax(0,1fr);gap:10px;padding:16px;font-size:17px}
 #shikumika-guide .sk-lesson-toggle{display:none}
 #shikumika-guide .sk-lesson-state{display:block;font-size:20px;font-weight:400;line-height:1.1;margin-top:2px;transform-origin:10px 11px}
 #shikumika-guide .sk-lesson[open] .sk-lesson-state{transform:rotate(45deg)}
 #shikumika-guide .sk-lesson-body{padding:16px}
 #shikumika-guide .sk-lesson-prompt{padding:16px}
 #shikumika-guide .sk-practice-fields>div{padding:16px}
 #shikumika-guide .sk-lesson-prompt .sk-copy-button{width:100%;font-size:15px}
 #shikumika-guide .sk-course-members{font-size:14px;padding:14px 16px}
}
@media(prefers-reduced-motion:reduce){html:has(body.shikumika-5step-guide-page){scroll-behavior:auto}}