@charset "UTF-8";
:root{--ink:#203631;--muted:#5f7069;--paper:#f7f8f4;--white:#fff;--line:#dce3da;--forest:#173e34;--accent:#d2ed91;--soft:#edf2e7;--font:system-ui,-apple-system,"Segoe UI","Noto Sans JP","Hiragino Sans","Meiryo",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);line-height:1.8;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}img,svg{max-width:100%}button{color:inherit}button:disabled{cursor:wait;opacity:.6}a,button{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #64833c;outline-offset:4px}button:focus-visible,a:focus-visible{border-radius:4px}[hidden]{display:none!important}.skip-link{position:fixed;left:16px;top:-100px;background:var(--forest);color:#fff;padding:12px 18px;z-index:999}.skip-link:focus{top:12px}.eyebrow{font-size:11px;letter-spacing:.17em;font-weight:750;text-transform:uppercase}.muted{color:var(--muted)}.button{display:inline-flex;gap:10px;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;border:1px solid var(--forest);background:var(--forest);color:white;border-radius:6px;font-weight:700;font-size:13px;line-height:1.6}.button:hover{background:#285747}.button.light{background:var(--accent);color:#173e34;border-color:var(--accent)}.button.ghost{background:transparent;color:var(--ink);border-color:var(--line)}.button.ghost:hover{background:var(--soft)}.icon{width:20px;height:20px;flex-shrink:0}.brand{display:flex;gap:12px;align-items:center;line-height:1.3}.brand-mark{display:grid;place-items:center;width:40px;height:40px;background:var(--accent);color:var(--forest);font-size:15px;font-weight:900;letter-spacing:-1px;border-radius:9px}.brand b{font-size:16px;letter-spacing:.08em}.brand 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1fr;background:var(--forest);color:#fff;border-radius:12px;overflow:hidden;min-height:306px}.welcome-copy{padding:40px 42px}.welcome .eyebrow{color:var(--accent);margin:0 0 16px}.welcome h1{font-size:clamp(26px,2.6vw,42px);line-height:1.5;letter-spacing:-.03em;margin:0 0 14px;font-weight:750}.welcome h1 em{color:var(--accent);font-style:normal}.welcome p{font-size:13px;color:#d0ddd4;max-width:440px;margin:0 0 24px}.welcome-art{position:relative;display:grid;place-items:center;overflow:hidden;background:#214a3b}.welcome-art:before{content:"";position:absolute;inset:24px;border:1px solid #ffffff12;border-radius:50%}.welcome-art svg{width:90%;max-height:280px}.welcome-art-label{position:absolute;bottom:20px;right:24px;font-size:9px;letter-spacing:.2em;color:#c3d8be}.study-stats{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:24px;margin:26px 0 14px;padding:22px 0;border-block:1px solid var(--line)}.stat{display:flex;gap:16px;align-items:center;padding-right:20px;border-right:1px solid var(--line)}.stat:last-child{border:0}.stat strong{font-size:27px;font-weight:650;line-height:1.2;letter-spacing:-1px}.stat strong small{font-size:13px;letter-spacing:0;color:var(--muted);font-weight:500}.stat span{font-size:11px;color:var(--muted);display:block}.stat-progress{flex:1}.meter{height:5px;background:#dce5d5;border-radius:8px;overflow:hidden;margin-top:9px}.meter i{display:block;height:100%;background:#497653;transition:width .2s}.member-strip{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:6px 0}.member-strip p{flex:1;margin:0;min-width:200px}.member-strip .button{min-height:40px;padding:6px 14px;font-size:11px}.status-dot{width:7px;height:7px;background:#739154;border-radius:50%;display:inline-block;margin-right:8px}.notice{background:#fff3d6;border-left:3px solid #ad7725;padding:14px 18px;font-size:13px;margin-top:20px}.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 24px}.course-tile{min-width:0;border-bottom:1px solid var(--line);padding-bottom:20px}.course-art{height:154px;background:var(--course-bg,#e4ebda);border:0;width:100%;border-radius:8px;display:flex;align-items:center;justify-content:space-between;padding:22px 24px;text-align:left;overflow:hidden;position:relative;color:var(--course-ink,#264b3a);transition:transform .2s}.course-art:hover{transform:translateY(-3px)}.course-art .course-symbol{width:86px;height:86px;transform:rotate(-9deg);stroke-width:1;opacity:.9}.course-art .course-number{font-size:10px;letter-spacing:.15em;align-self:flex-start}.course-art .course-word{position:absolute;left:24px;bottom:20px;font-size:19px;letter-spacing:-.04em;font-weight:750}.course-art .course-level{position:absolute;right:18px;bottom:16px;font-size:9px;border:1px solid currentColor;padding:2px 8px;border-radius:20px}.course-tile h3{font-size:17px;margin:14px 0 5px}.course-title-button{border:0;background:transparent;padding:0;text-align:left;font:inherit;font-weight:750}.course-title-button:hover{text-decoration:underline;text-underline-offset:5px}.course-tile p{font-size:12px;color:var(--muted);line-height:1.85;margin:0 0 12px;min-height:44px}.course-tile-foot{display:flex;justify-content:space-between;font-size:10px;color:var(--muted)}.learning-path{margin-top:38px;padding:26px 0;border-block:1px solid var(--line);display:grid;grid-template-columns:1fr 2.6fr;gap:24px}.learning-path h2{font-size:18px;margin:4px 0 8px}.learning-path p{font-size:12px;color:var(--muted);margin:0}.path-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.path-step{border-left:2px solid #bbcf9b;padding-left:16px}.path-step small{font-size:10px;color:#587048;letter-spacing:.1em}.path-step b{display:block;font-size:13px;margin:5px 0}.path-step a{font-size:12px;text-decoration:underline;text-underline-offset:4px}.catalog-toolbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:28px 0 22px}.searchbox{position:relative;flex:1;min-width:210px}.searchbox svg{position:absolute;left:16px;top:15px;width:19px;height:19px;color:var(--muted)}.searchbox input{width:100%;height:50px;border:1px solid var(--line);background:#fff;padding:10px 16px 10px 44px;border-radius:6px;font-size:14px;color:var(--ink)}.filter-select{height:50px;border:1px solid var(--line);border-radius:6px;padding:8px 30px 8px 12px;background:#fff;font-size:13px;color:var(--ink)}.catalog-header{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap;margin-bottom:18px}.catalog-header h2{font-size:24px;margin:0}.catalog-header span{font-size:12px;color:var(--muted)}.course-intro{background:#edf2e7;padding:24px 28px;margin-bottom:22px;border-left:3px solid #69864c}.course-intro h3{font-size:15px;margin:0 0 8px}.course-intro 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transparent;background:transparent;width:44px;height:44px;padding:11px;border-radius:5px;flex-shrink:0}.bookmark-button:hover{background:#e4ecd9}.bookmark-button svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.5}.bookmark-button[aria-pressed=true]{color:#345927;background:#e4ecd9}.bookmark-button[aria-pressed=true] svg{fill:#cadf9f}.empty-state{padding:48px 20px;text-align:center;border-block:1px solid var(--line)}.empty-state h3{font-size:18px}.empty-state p{font-size:13px;color:var(--muted)}.storage-note{font-size:11px;color:var(--muted);margin-top:26px}.site-footer{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:44px;padding-top:22px;color:var(--muted);font-size:10px}.site-footer a{text-decoration:underline}.mobile-backdrop{display:none}.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);z-index:200;background:#203d31;color:white;padding:12px 22px;border-radius:7px;font-size:13px;max-width:90%;box-shadow:0 8px 24px #0002}
@media(min-width:1600px){.content{padding-top:44px}.course-art{height:180px}}
@media(max-width:1150px){.sidebar{width:220px;padding:30px 16px}.campus{margin-left:220px}.topbar{padding:0 28px}.content{padding:28px}.welcome-copy{padding:30px}.welcome{grid-template-columns:1.5fr 1fr;min-height:280px}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.learning-path{grid-template-columns:1fr}.study-stats{gap:14px}.stat{gap:10px;padding-right:10px}}
@media(max-width:760px){html{scroll-padding-top:88px}.sidebar{transform:translateX(-100%);transition:transform .2s;width:280px;padding:26px 22px}.sidebar.open{transform:translateX(0)}.mobile-backdrop.open{display:block;position:fixed;inset:0;background:#14261c88;z-index:55}.campus{margin-left:0}.topbar{height:66px;padding:0 20px;position:sticky;top:0;z-index:50;background:#f7f8f4f5}.menu-button{display:grid;place-items:center;width:44px;height:44px;background:transparent;border:1px solid var(--line);border-radius:5px}.menu-button svg{width:20px;height:20px}.topbar-name{margin-right:auto;font-size:11px}.topbar-mail{display:none}.topbar-right{gap:8px}.topbar-right .button{min-height:40px;padding:7px 12px;font-size:11px}.content{padding:22px 20px 50px}.welcome{grid-template-columns:1fr;position:relative;min-height:0}.welcome-copy{padding:28px 24px;position:relative;z-index:1}.welcome h1{font-size:30px}.welcome p{font-size:12px;max-width:340px}.welcome-art{display:none}.study-stats{gap:10px;padding:18px 0;margin:22px 0 10px}.stat{display:block;padding-right:8px}.stat strong{font-size:22px}.stat strong small{font-size:10px}.stat span{font-size:9px}.stat-progress{margin-top:6px}.meter{margin-top:6px}.member-strip{font-size:11px;gap:8px}.member-strip p{min-width:100%}.section-heading{margin-top:28px}.section-heading h2{font-size:20px}.section-heading p{font-size:10px}.course-grid{gap:22px 16px}.course-art{height:126px;padding:16px}.course-art .course-symbol{width:65px;height:65px}.course-art .course-word{font-size:15px;left:16px;bottom:16px}.course-art .course-number{font-size:8px}.course-art .course-level{display:none}.course-tile h3{font-size:15px;margin-top:12px}.course-tile p{font-size:11px;min-height:0}.course-tile-foot{font-size:9px;gap:5px;flex-wrap:wrap}.path-steps{grid-template-columns:1fr;gap:18px}.path-step{padding-left:15px}.catalog-toolbar{gap:8px}.searchbox{min-width:100%}.filter-select{flex:1;font-size:12px;max-width:100%}.catalog-header h2{font-size:22px}.lesson-row{gap:10px;padding:18px 0}.lesson-row-no{font-size:14px;width:24px;align-self:flex-start;margin-top:3px}.lesson-row-link h3{font-size:14px}.lesson-row-link p{font-size:11px}.lesson-row-meta{gap:7px;font-size:10px}.bookmark-button{align-self:flex-start}.course-intro{padding:18px}.site-footer{font-size:9px}.toast{bottom:20px;width:max-content;text-align:center}}
@media(max-width:360px){.content{padding-inline:16px}.welcome h1{font-size:26px}.course-grid{gap:18px 12px}.course-art .course-word{font-size:13px}.topbar{padding-inline:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
/* Keep small-screen controls readable and avoid text zoom on iOS inputs. */
@media(max-width:760px){.topbar-name{font-size:0;line-height:1.4}.topbar-name>span{display:none}.topbar-name:after{content:'HSA / 学習ホーム';font-size:12px;letter-spacing:.03em}.topbar-right{flex-shrink:0}.topbar-right .button{white-space:nowrap;min-height:44px;font-size:12px}.searchbox input,.filter-select{font-size:16px}.searchbox input::placeholder{font-size:12px}.course-tile p{font-size:12px}.course-tile h3{font-size:16px}.lesson-row-link h3{font-size:16px}.lesson-row-link p{font-size:13px}.lesson-row-meta{font-size:11px}.course-intro p{font-size:14px}.storage-note{font-size:12px}.member-strip{font-size:12px}.course-tile-foot{font-size:10px}}