:root{--maste-coral:#e8857b;--maste-orange:#f2a65a;--maste-yellow:#f5d76e;--maste-green:#7ec8a0;--maste-blue:#6baedb;--maste-fuji:#8b7ec8;--maste-violet:#c48bc8;--deep-coral:#9c4034;--deep-orange:#874d0b;--deep-yellow:#6f5700;--deep-green:#236244;--deep-blue:#275a83;--deep-fuji:#4c4180;--deep-violet:#743f77;--pale-coral:#e8857b2e;--pale-orange:#f2a65a2e;--pale-yellow:#f5d76e38;--pale-green:#7ec8a02e;--pale-blue:#6baedb2e;--pale-fuji:#8b7ec82e;--paper:#fbf9f4;--paper-cream:#f5efe3;--paper-warm:#efe7d7;--ink:#433a33;--ink-strong:#2e2723;--ink-soft:#605650;--ink-faint:#a79d92;--maste-gray:#8c8177;--pale-gray:#f3f0ea;--paper-hero:#fdf8ee;--ok:var(--deep-green);--info:var(--deep-blue);--warn:var(--deep-orange);--accent:var(--deep-coral);--font-heading:"Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Yu Gothic", sans-serif;--font-body:"Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;--font-hand:"Yomogi", var(--font-heading);--fs-sm:.875rem;--fs-base:1rem;--fs-md:1.125rem;--fs-lg:1.375rem;--fs-xl:1.75rem;--fs-2xl:2.25rem;--lh-body:1.9;--ls-body:.03em;--space-1:.5rem;--space-2:1rem;--space-3:1.5rem;--space-4:2.5rem;--space-5:4rem;--space-6:6rem;--radius-sm:8px;--radius:14px;--radius-lg:22px;--shadow-card:0 1px 2px #433a330f, 0 6px 20px #433a3312;--shadow-lift:0 2px 4px #433a3314, 0 12px 32px #433a331a;--paper-noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");--tape-jag:polygon(1.4% 0%, 98.6% 0%, 100% 7%, 98.9% 15%, 100% 25%, 98.7% 35%, 100% 45%, 98.9% 55%, 100% 65%, 98.7% 75%, 100% 85%, 99% 93%, 98.6% 100%, 1.4% 100%, 0% 93%, 1.1% 85%, 0% 75%, 1.3% 65%, 0% 55%, 1.1% 45%, 0% 35%, 1.3% 25%, 0% 15%, 1% 7%)}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-block:6.5rem 1rem}body{font-family:var(--font-body);font-size:var(--fs-base);line-height:var(--lh-body);letter-spacing:var(--ls-body);color:var(--ink);background-color:var(--paper);background-image:var(--paper-noise);-webkit-font-smoothing:antialiased;overflow-wrap:anywhere;margin:0}img,svg{max-width:100%;height:auto;display:block}h1,h2,h3,h4{font-family:var(--font-heading);letter-spacing:.04em;margin:0 0 var(--space-2);font-weight:700;line-height:1.5}h1{font-size:var(--fs-2xl)}h2{font-size:var(--fs-xl)}h3{font-size:var(--fs-lg)}h4{font-size:var(--fs-md)}p{margin:0 0 1em}a{color:var(--info);text-underline-offset:.2em}a:hover{color:var(--deep-coral)}:focus-visible{outline:3px solid var(--deep-blue);outline-offset:3px;border-radius:4px}::selection{background:var(--pale-yellow)}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.container{max-width:68rem;margin-inline:auto;padding-inline:clamp(1rem,4vw,2rem)}.narrow{max-width:46rem}.section{padding-block:var(--space-5)}.tape,.tape-label,.heading-tape:after{background-image:linear-gradient(#ffffff47 0%,#ffffff0f 35%,#00000005 100%)}.tape{background-color:var(--tape-color,var(--maste-yellow));width:6.5rem;height:1.6rem;clip-path:var(--tape-jag);opacity:.88;pointer-events:none;position:absolute;box-shadow:0 1px 3px #433a3324}.tape-label{background-color:var(--tape-color,var(--maste-yellow));color:var(--ink-strong);font-family:var(--font-heading);clip-path:var(--tape-jag);padding:.3em 1.3em;font-weight:700;display:inline-block;transform:rotate(-1.2deg);box-shadow:0 1px 3px #433a331f}.heading-tape{isolation:isolate;padding-inline:.2em;display:inline-block;position:relative}.heading-tape:after{content:"";background-color:var(--tape-color,var(--maste-yellow));height:.55em;clip-path:var(--tape-jag);opacity:.6;z-index:-1;position:absolute;bottom:.08em;left:-.4em;right:-.4em;transform:rotate(-.6deg)}.tape-divider{height:3.2rem;margin-block:var(--space-2);pointer-events:none;position:relative}.tape-divider span{width:34%;height:1.1rem;clip-path:var(--tape-jag);mix-blend-mode:multiply;opacity:.82;position:absolute;top:50%}.tape-divider span:first-child{background:var(--maste-coral);left:6%;transform:translateY(-70%)rotate(-1.6deg)}.tape-divider span:nth-child(2){background:var(--maste-yellow);left:26%;transform:translateY(-30%)rotate(.9deg)}.tape-divider span:nth-child(3){background:var(--maste-green);left:46%;transform:translateY(-75%)rotate(-.7deg)}.tape-divider span:nth-child(4){background:var(--maste-blue);left:64%;transform:translateY(-25%)rotate(1.4deg)}.tape-divider span:nth-child(5){background:var(--maste-fuji);width:20%;left:46%;transform:translateY(-52%)rotate(.3deg)}.card{background:#fff;background-image:var(--paper-noise);border-radius:var(--radius);padding:var(--space-3);box-shadow:var(--shadow-card);transition:transform .25s ease-out,box-shadow .25s ease-out;position:relative}.card:before{content:"";background-color:var(--tape-color,var(--maste-yellow));width:5.5rem;height:1.35rem;clip-path:var(--tape-jag);opacity:.88;background-image:linear-gradient(#ffffff47,#00000005);position:absolute;top:-.55rem;left:50%;transform:translate(-50%)rotate(-2deg);box-shadow:0 1px 2px #433a331f}@media (hover:hover){.card:hover{box-shadow:var(--shadow-lift);transform:translateY(-3px)}}.photo-frame{box-shadow:var(--shadow-card);background:#fff;border-radius:6px;padding:.6rem;position:relative}.photo-frame img,.photo-frame svg{border-radius:3px}.photo-frame:before,.photo-frame:after,.photo-frame>.corner-a,.photo-frame>.corner-b{content:"";background-color:var(--maste-yellow);width:4.2rem;height:1.25rem;clip-path:var(--tape-jag);opacity:.82;pointer-events:none;background-image:linear-gradient(#ffffff4d,#00000005);position:absolute;box-shadow:0 1px 2px #433a331f}.photo-frame:before{background-color:var(--maste-coral);top:-.5rem;left:-1.1rem;transform:rotate(-42deg)}.photo-frame:after{background-color:var(--maste-blue);top:-.5rem;right:-1.1rem;transform:rotate(42deg)}.photo-frame>.corner-a{background-color:var(--maste-green);bottom:-.5rem;left:-1.1rem;transform:rotate(42deg)}.photo-frame>.corner-b{background-color:var(--maste-fuji);bottom:-.5rem;right:-1.1rem;transform:rotate(-42deg)}.btn{min-height:48px;font-family:var(--font-heading);font-size:var(--fs-md);letter-spacing:.05em;cursor:pointer;border:none;border-radius:999px;justify-content:center;align-items:center;gap:.5em;padding:.65em 1.6em;font-weight:700;text-decoration:none;transition:transform .2s ease-out,box-shadow .2s ease-out,filter .2s ease-out;display:inline-flex}.btn-primary{background:var(--deep-coral);color:#fff9f5;box-shadow:0 3px #8e3a30,0 6px 16px #b04a3e47}.btn-primary:hover{filter:brightness(1.07);transform:translateY(-2px)}.btn-primary:active{transform:translateY(1px);box-shadow:0 1px #8e3a30}.btn-secondary{color:var(--deep-blue);border:2px dashed var(--maste-blue);background:0 0}.btn-secondary:hover{background:var(--pale-blue);border-style:solid;transform:translateY(-2px)}.btn-lg{padding:.8em 2.2em;font-size:1.25rem}.tape-label--solid{background-color:var(--tape-color,var(--deep-coral));color:#fff9f5}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.timeline{margin:0;padding:0;list-style:none;position:relative}.timeline:before{content:"";background:repeating-linear-gradient(180deg, var(--paper-warm) 0 10px, transparent 10px 16px);border-radius:2px;width:4px;position:absolute;top:.8rem;bottom:.8rem;left:calc(5.1rem - 2px)}.timeline li{grid-template-columns:4.2rem 1fr;align-items:start;gap:1.8rem;padding-block:.7rem;display:grid;position:relative}.timeline .t-time{font-family:var(--font-heading);font-weight:700;font-size:var(--fs-base);color:var(--ink-soft);text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums;padding-top:.55rem}.timeline .t-body{background:var(--t-color,var(--pale-yellow));border-left:6px solid var(--t-border,var(--maste-yellow));border-radius:4px var(--radius-sm) var(--radius-sm) 4px;padding:.8rem 1.2rem;position:relative}.timeline .t-body:before{content:"";background:var(--t-border,var(--maste-yellow));border:3px solid var(--paper);width:1.05rem;height:1.05rem;box-shadow:0 0 0 2px var(--t-border,var(--maste-yellow));border-radius:50%;position:absolute;top:1rem;left:calc(-1.425rem - 3px)}.timeline .t-title{font-family:var(--font-heading);font-weight:700;font-size:var(--fs-md);align-items:center;gap:.5em;display:flex}.timeline .t-note{color:var(--ink-soft);font-size:var(--fs-base);margin:.2em 0 0}.faq-item{border-radius:var(--radius-sm);box-shadow:var(--shadow-card);margin-bottom:var(--space-2);border-left:6px solid var(--faq-color,var(--maste-blue));background:#fff;overflow:hidden}.faq-item summary{cursor:pointer;font-family:var(--font-heading);font-weight:700;font-size:var(--fs-md);align-items:center;gap:.8em;min-height:48px;padding:1rem 1.2rem;list-style:none;display:flex}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:focus-visible{outline-offset:-3px}.faq-item summary:before{content:"Q";background:var(--faq-ink,var(--deep-blue));color:#fff;border-radius:50%;flex-shrink:0;place-items:center;width:2rem;height:2rem;font-size:1rem;display:grid}.faq-item summary:after{content:"+";color:var(--ink-soft);margin-left:auto;font-size:1.5rem;transition:transform .25s ease-out}.faq-item[open] summary:after{transform:rotate(45deg)}.faq-item .faq-answer{color:var(--ink);padding:0 1.2rem 1.2rem 4rem}.term{border-bottom:2px dotted var(--maste-orange);font-weight:700}.term-note{background:var(--pale-orange);border-radius:var(--radius-sm);border-left:5px solid var(--maste-orange);font-size:var(--fs-base);color:var(--ink);margin-block:.6rem;padding:.7rem 1rem;display:block}.term-note:before{content:"📖 ことばの説明";font-family:var(--font-heading);font-weight:700;font-size:var(--fs-sm);color:var(--deep-orange);margin-bottom:.2em;display:block}.skip-link{z-index:200;background:var(--deep-blue);color:#fff;border-radius:0 0 8px;padding:.6em 1.2em;position:absolute;top:0;left:-9999px}.skip-link:focus-visible{left:0}.announce-bar{background:var(--deep-fuji);color:#fff9f5;min-height:44px;font-family:var(--font-heading);font-size:var(--fs-base);text-align:center;justify-content:center;align-items:center;gap:.5em;padding:.35rem clamp(.8rem,3vw,1.5rem);line-height:1.4;text-decoration:none;display:flex}.announce-bar strong{background:var(--maste-yellow);color:var(--ink-strong);white-space:nowrap;border-radius:999px;padding:.05em .7em}.announce-bar .announce-detail{font-weight:500}.announce-bar .announce-arrow{font-weight:700}.announce-bar:hover{filter:brightness(1.1);color:#fff}@media (width<=560px){.announce-bar{font-size:var(--fs-sm);flex-wrap:wrap;gap:.1rem .4em}}.site-header{backdrop-filter:blur(6px);box-shadow:0 1px 0 var(--paper-warm), 0 2px 12px #433a330d;z-index:100;background:#ffffffeb;position:sticky;top:0}.header-inner{align-items:center;gap:1rem;max-width:84rem;margin-inline:auto;padding-block:.55rem;padding-inline:clamp(1rem,4vw,2rem);display:flex}.brand{flex-shrink:0;align-items:center;gap:.55rem;min-height:44px;text-decoration:none;display:flex}.brand-nowrap{white-space:nowrap}.brand-text{font-family:var(--font-heading);color:var(--ink);font-size:1.1rem;font-weight:700;line-height:1.25}.brand-text em{color:var(--deep-coral);font-style:normal}.brand-text small{font-size:var(--fs-sm);color:var(--ink-soft);letter-spacing:.01em;font-weight:500;display:block}@media (width<=420px){.brand-text{font-size:.98rem}}.header-nav{font-family:var(--font-heading);align-items:center;gap:clamp(.6rem,1.4vw,1.3rem);margin-left:auto;font-size:.95rem;font-weight:500;display:flex}.header-nav a:not(.btn){color:var(--ink);white-space:nowrap;border-bottom:3px solid #0000;padding:.3em .15em;text-decoration:none}.header-nav a:not(.btn):hover{color:var(--deep-coral)}.header-nav a:not(.btn)[aria-current=page]{border-bottom-color:var(--maste-yellow)}.header-cta{min-height:42px!important;padding:.45em 1.2em!important;font-size:.95rem!important}@media (width<=1360px){.header-nav a:not(.btn){display:none}}@media (width<=560px){.header-cta{display:none}}.tab-bar{z-index:100;backdrop-filter:blur(8px);padding-bottom:env(safe-area-inset-bottom);background:#fffffff5;display:none;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -2px 14px #433a331f}@media (width<=1360px){.tab-bar{grid-template-columns:repeat(5,1fr);display:grid}body{padding-bottom:calc(64px + env(safe-area-inset-bottom))}html{scroll-padding-top:5rem;scroll-padding-bottom:calc(64px + env(safe-area-inset-bottom) + 1rem)}}.tab-bar a{min-height:64px;color:var(--ink-soft);font-family:var(--font-heading);font-size:var(--fs-sm);border-top:3px solid #0000;flex-direction:column;justify-content:center;align-items:center;gap:2px;font-weight:700;text-decoration:none;display:flex}.tab-bar a[aria-current=page]{color:var(--deep-coral);border-top-color:var(--maste-yellow);background:var(--pale-yellow)}.tab-bar .tab-icon{font-size:1.35rem;line-height:1}.tab-bar .tab-cta{background:var(--deep-coral);color:#fff9f5}.tab-bar .tab-cta[aria-current=page]{border-top-color:var(--deep-coral);background:var(--deep-coral);color:#fff}.footer-cta{padding-block:var(--space-5);text-align:center;position:relative;overflow:hidden}.site-footer{background:var(--ink);color:#efe7d7;font-size:var(--fs-base);position:relative}.rainbow-border{display:flex}.rainbow-border span{flex:1;height:8px}.rainbow-border span:first-child{background:var(--maste-coral)}.rainbow-border span:nth-child(2){background:var(--maste-orange)}.rainbow-border span:nth-child(3){background:var(--maste-yellow)}.rainbow-border span:nth-child(4){background:var(--maste-green)}.rainbow-border span:nth-child(5){background:var(--maste-blue)}.rainbow-border span:nth-child(6){background:var(--maste-fuji)}.rainbow-border span:nth-child(7){background:var(--maste-violet)}.footer-inner{gap:var(--space-4);padding-block:var(--space-4);grid-template-columns:1.3fr 1fr 1fr;display:grid}@media (width<=760px){.footer-inner{gap:var(--space-3);grid-template-columns:1fr}}.footer-brand{font-family:var(--font-heading);color:#fff;margin-bottom:.6rem;font-size:1.15rem;font-weight:700}.footer-about p{color:#c9bfb2;margin-bottom:.8em}.footer-nav,.footer-links{flex-direction:column;gap:.1rem;display:flex}.footer-nav a,.footer-links a{color:#e4dcce;font-family:var(--font-heading);align-items:center;min-height:44px;padding-block:.2rem;font-weight:500;text-decoration:none;display:flex}.footer-nav a:hover,.footer-links a:hover{color:var(--maste-yellow)}.footer-copy{text-align:center;color:#bdb2a7;font-size:var(--fs-sm);border-top:1px solid #564c43;margin:0;padding-block:1rem}.page-hero{background:linear-gradient(180deg, var(--paper-hero) 0%, var(--paper) 100%);padding-block:var(--space-4);text-align:center;position:relative;overflow:hidden}.page-hero .container{z-index:1;position:relative}.page-hero h1{font-size:clamp(1.6rem, 7vw, var(--fs-2xl));margin-bottom:.4rem}.page-hero .lead{color:var(--ink-soft);max-width:38em;margin-inline:auto}.news-list{margin:0;padding:0;list-style:none}.news-list li{border-bottom:2px dashed var(--paper-warm);grid-template-columns:auto auto 1fr;align-items:baseline;gap:.4rem 1rem;padding:.9rem .4rem;display:grid}.news-list time{font-family:var(--font-heading);color:var(--ink-soft);font-size:var(--fs-base);white-space:nowrap}.news-badge{font-family:var(--font-heading);font-size:var(--fs-sm);background:var(--badge-bg,var(--pale-blue));color:var(--badge-fg,var(--deep-blue));white-space:nowrap;border-radius:999px;padding:.1em .7em;font-weight:700}.news-list a{color:var(--ink);align-items:center;min-height:44px;display:flex}.news-list a:hover{color:var(--deep-coral)}@media (width<=480px){.news-list li{grid-template-columns:auto 1fr}.news-list li>a{grid-column:1/-1}.news-list li>.news-badge{justify-self:start}}