/* 教材の横並びと、お知らせ・アプリ欄を整えます。 */
.announcements{margin-bottom:42px;min-width:0}.announcement-viewport{position:relative;overflow:hidden;border-radius:22px;display:grid;touch-action:pan-y}.announcement-slide{grid-area:1/1;min-width:0;visibility:hidden;transform:translateX(100%);transition:transform .6s ease,visibility .6s;pointer-events:none;min-height:310px;--hero-bg:#e9eddc;background:var(--hero-bg);border-radius:0}.announcement-slide.is-before{transform:translateX(-100%)}.announcement-slide.is-active{visibility:visible;transform:translateX(0);pointer-events:auto;z-index:1}.announcement-slide .hero-copy{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:30px 36px}.announcement-slide .hero-jp{margin-top:19px;font-size:30px;letter-spacing:3px}.announcement-slide h2{font-size:21px;line-height:1.65;max-width:420px}.announcement-slide .hero-art{min-height:310px}.announcement-slide .hero-art:after{background:linear-gradient(90deg,var(--hero-bg),transparent 22%)}.news-tag{padding:4px 9px;border:1px solid #78836b55;border-radius:5px;letter-spacing:.04em}.theme-kana{--hero-bg:#e5ede9}.theme-kana .hero-art{background:#f7f7ef}.theme-kana .hero-art img{object-fit:contain;padding:20px}.theme-ninja{--hero-bg:#dfeae8}.theme-ninja .hero-art img{object-position:center 25%}.carousel-controls{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:12px}.carousel-arrow{display:grid;place-items:center;min-height:40px;min-width:40px;border-radius:50%;border:1px solid #dce4d5;background:#fff;color:#405a48;padding:8px}.carousel-arrow svg{width:18px;height:18px}.carousel-arrow:hover:not(:disabled){background:#e8efe0}.carousel-arrow:disabled{opacity:.35;cursor:default}.carousel-dots{display:flex;align-items:center;gap:0}.carousel-dot{width:32px;height:40px;background:transparent;display:grid;place-items:center;padding:0}.carousel-dot span{display:block;width:7px;height:7px;border-radius:50%;background:#c6cebf;transition:width .2s,background .2s}.carousel-dot[aria-current=true] span{width:22px;border-radius:8px;background:#285e4c}.carousel-pause{background:transparent;display:grid;place-items:center;width:40px;height:40px;border-radius:50%;color:#74816e}.carousel-pause svg{width:16px;height:16px}.library{margin-top:0}.library>.section-heading{align-items:center}.category-links{display:flex;gap:12px;margin:22px 0 32px;flex-wrap:wrap}.category-links a{display:flex;align-items:center;gap:9px;min-height:42px;padding:8px 17px;border:1px solid #dce4d5;border-radius:9px;font-size:12px;background:#fff}.category-links a:hover{background:#edf3e7}.category-links span{font:19px serif;color:#5e794e}.lesson-shelf{scroll-margin-top:24px;margin-top:30px;min-width:0}.shelf-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}.shelf-title{display:flex;align-items:center;gap:12px}.category-mark{display:grid;place-items:center;width:43px;height:43px;border:1px solid #d9e2cf;background:#edf1e5;border-radius:12px;font:25px serif;color:#5b7446}.shelf-title h3{font-size:19px;line-height:1.6}.section-kicker{font:650 9px/1.5 system-ui;letter-spacing:1.8px;color:#7a8975;margin-bottom:3px}.shelf-controls{display:flex;align-items:center;gap:8px}.shelf-controls>span{font:11px system-ui;color:#899780;margin-right:7px}.lesson-track{display:flex;gap:18px;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:#cbd6c0 transparent;padding:4px 2px 14px;margin:-4px -2px 0;scroll-padding-inline:2px}.lesson-track:focus-visible{outline:2px solid #a67c13;outline-offset:4px}.lesson-card{flex:0 0 calc((100% - 54px)/3.35);scroll-snap-align:start}.lesson-card .card-copy{padding:14px 15px 16px}.lesson-thumbnail{aspect-ratio:16/9;background:#f1f2e9}.lesson-thumbnail>img{object-fit:contain}.lesson-code{position:absolute;left:9px;top:9px;font:650 9px/1.5 system-ui;letter-spacing:.6px;background:#ffffffe8;padding:4px 7px;border-radius:5px;color:#607355}.lesson-card h4{font:600 18px/1.6 "Hiragino Kaku Gothic ProN",system-ui,sans-serif;margin:9px 0 0;letter-spacing:.03em}.lesson-card .card-copy p{font-size:10px;color:#7c8774}.lesson-card .card-meta{flex-wrap:wrap;gap:5px}.badge.member{color:#5a6d4a;background:#edf1e7;font-size:8px}.coming-art{height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:8px;background:#efeee7;color:#a39e8d}.coming-art>span{font:43px/1.1 serif;opacity:.45}.coming-art b{font:500 11px system-ui;letter-spacing:1.7px}.is-coming .card-open:disabled{opacity:1;cursor:default}.is-coming:hover{transform:none;box-shadow:none}.is-coming h4{color:#929281}.category-katakana .category-mark{background:#ecedf5;color:#6c7499;border-color:#dce0ec}.category-kanji .category-mark{background:#f1ede2;color:#9a8862;border-color:#e3dccb}.category-kanji .lesson-card{background:#fafaf6;border-style:dashed}.apps-section{border-top:1px solid #e0e6d8;margin-top:42px;padding-top:32px;scroll-margin-top:24px}.apps-section>.section-heading{margin-bottom:22px}.apps-section>.section-heading>svg{width:28px;height:28px;color:#75866c}.app-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.app-thumbnail{aspect-ratio:1.8}.app-thumbnail img{object-position:center 35%}.app-thumbnail .thumb-word{background:#ffffffe8;border-radius:6px;padding:3px 8px;font-size:15px;bottom:12px;left:11px}.more-apps{display:flex;justify-content:flex-end;margin-top:22px}.more-apps button{min-width:148px}.apps-dialog{width:min(1050px,calc(100% - 32px))}.all-apps{padding:24px}.all-apps .card h3{font-size:15px}.all-apps .card-copy p{font-size:11px}.video-gate{min-height:320px;display:grid;place-items:center;position:relative;overflow:hidden;background:#eef1e6}.video-gate>img{position:absolute;width:100%;height:100%;object-fit:cover;opacity:.18;filter:blur(3px)}.video-gate>div{position:relative;padding:32px;max-width:540px;text-align:center}.video-gate h3{font-size:18px;line-height:1.8;margin-bottom:22px}.video-loading{min-height:300px;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:20px;padding:30px;text-align:center;font-size:14px}.media-error:not(:empty){padding:18px}.media-error button{margin-top:10px}
@media(min-width:1500px){.lesson-card{flex-basis:calc((100% - 72px)/4.3)}}
@media(max-width:1100px){.lesson-card{flex-basis:calc((100% - 36px)/2.65)}.announcement-slide .hero-copy{padding:26px}.announcement-slide .hero-jp{font-size:26px}.announcement-slide h2{font-size:19px}.app-cards{gap:16px}.app-cards .card-copy{padding:13px}.app-cards .card h3{font-size:14px}}
@media(max-width:800px){.lesson-card{flex-basis:calc((100% - 36px)/2.25)}.app-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.announcement-slide .hero-copy{padding:24px 20px}.announcement-slide .hero-jp{font-size:24px;letter-spacing:1px}.announcement-slide h2{font-size:17px}.library>.section-heading{align-items:flex-start;flex-direction:column}.library .search{max-width:100%;width:100%}.all-apps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.announcements{margin-bottom:29px}.announcement-viewport{border-radius:16px}.announcement-slide{grid-template-columns:1fr;grid-template-rows:190px 1fr;min-height:450px}.announcement-slide .hero-art{grid-row:1;min-height:190px}.announcement-slide .hero-art:after{background:linear-gradient(0deg,var(--hero-bg),transparent 24%)}.announcement-slide .hero-copy{grid-row:2;padding:12px 22px 22px;justify-content:flex-start}.announcement-slide .hero-jp{margin:8px 0 4px;font-size:25px}.announcement-slide .hero-label{font-size:9px}.announcement-slide h2{font-size:18px}.announcement-slide .hero-copy>p:not(.hero-jp){font-size:11px}.announcement-slide .primary{font-size:11px;margin-top:auto;padding:9px 14px;gap:12px}.announcement-slide .hero-copy>p:last-of-type{margin-bottom:15px}.theme-bento .hero-art img{object-position:center 36%}.theme-ninja .hero-art img{object-position:center 21%}.theme-kana .hero-art img{padding:5px}.carousel-controls{margin-top:9px}.category-links{gap:8px;margin:18px 0 24px;flex-wrap:nowrap}.category-links a{flex:1;justify-content:center;gap:6px;padding:8px;font-size:11px}.category-links span{font-size:17px}.shelf-title h3{font-size:18px}.shelf-heading{margin-bottom:12px}.shelf-controls{gap:4px}.shelf-controls>span{display:none}.lesson-card{flex-basis:77%;max-width:285px}.lesson-card h4{font-size:18px}.lesson-card .card-copy{padding:14px}.lesson-track{gap:14px}.lesson-shelf{margin-top:25px}.shelf-controls .carousel-arrow{min-width:36px;min-height:36px;width:36px;height:36px;padding:7px}.category-mark{width:40px;height:40px}.apps-section{margin-top:30px;padding-top:26px}.apps-section .section-heading h2{font-size:20px}.app-cards{gap:12px}.app-cards .thumbnail{aspect-ratio:1.35}.app-cards .card-copy{padding:12px}.app-cards .card h3{font-size:13px;line-height:1.65}.app-cards .card-copy p{font-size:10px;line-height:1.7}.app-cards .thumb-word{font-size:11px;bottom:8px;left:8px;letter-spacing:0}.app-cards .content-type{font-size:8px;top:8px;left:8px;padding:3px 5px}.app-cards .card-play{width:24px;height:24px;right:8px;bottom:8px}.app-cards .card-meta{font-size:8px;gap:4px;flex-wrap:wrap}.all-apps{padding:18px;grid-template-columns:1fr}.more-apps{margin-top:18px}}
@media(prefers-reduced-motion:reduce){.announcement-slide{transition:none}.lesson-track{scroll-behavior:auto}}

/* クメール語の案内と学習用の日本語を同じ画面に表示します。 */
.hybrid-label{display:flex;flex-direction:column;gap:3px;align-items:flex-start;line-height:1.6}.hybrid-ja{font-family:"Hiragino Kaku Gothic ProN",system-ui,sans-serif}.hybrid-km{font-size:.78em;font-weight:500;color:#5c7066;letter-spacing:0;line-height:1.8}.nav-item .hybrid-ja{font-size:13px}.nav-item .hybrid-km{font-size:11px}.category-links a>.hybrid-label{font:inherit;color:inherit}.category-links .hybrid-ja{font:600 13px/1.5 system-ui;color:#244f43}.category-links .hybrid-km{font:12px/1.7 system-ui;color:#617668}.shelf-title h3 .hybrid-km{font-size:13px}.language select{max-width:190px}
.access-legend{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:23px 0 8px}.access-key{display:flex;align-items:center;gap:8px;padding:9px 11px;border:1px solid var(--access-color);border-radius:9px;background:#fff;font-size:11px}.access-key b{font-size:11px;color:var(--access-ink)}.access-key span{color:#5d7064}.access-public{--access-color:#91a796;--access-bg:#f3f7f1;--access-ink:#405d47;--metal-dark:#5b7464;--metal-mid:#b0c5b5;--metal-light:#f1f8ed}.access-member{--access-color:#159b83;--access-bg:#eaf8f2;--access-ink:#076650;--metal-dark:#08614d;--metal-mid:#37b58b;--metal-light:#d4ffe5}.access-premium{--access-color:#dfa01c;--access-bg:#fff7e4;--access-ink:#79500a;--metal-dark:#97540c;--metal-mid:#e9b342;--metal-light:#fff3b7}.lesson-card{position:relative;border:0;overflow:hidden;box-shadow:0 3px 10px #294d3610}.lesson-card::after{content:"";position:absolute;inset:0;border:3px solid var(--access-color);border-radius:inherit;pointer-events:none;z-index:3}.lesson-card .card-copy{background:var(--access-bg)}.lesson-card .thumbnail{position:relative}.access-corner{position:absolute;top:0;right:0;width:72px;height:72px;clip-path:polygon(0 0,100% 0,100% 100%);background:linear-gradient(135deg,var(--metal-dark) 0%,var(--metal-mid) 21%,var(--metal-light) 35%,var(--metal-mid) 49%,var(--metal-dark) 57%,var(--metal-mid) 72%,var(--metal-light) 88%,var(--metal-mid) 100%);color:#fff;pointer-events:none;z-index:2}.access-corner::before{content:"";position:absolute;inset:0;background:linear-gradient(45deg,transparent 48%,#ffffffcc 49.5%,#17362555 50.5%,transparent 52%);pointer-events:none}.access-corner>span{position:absolute;top:13px;right:-17px;width:86px;text-align:center;font-family:system-ui,"Noto Sans Khmer","Khmer Sangam MN",sans-serif;font-size:12px;font-weight:850;font-synthesis:weight;line-height:1.8;transform:rotate(45deg);white-space:nowrap;-webkit-text-stroke:1.8px #ffffff;paint-order:stroke fill;text-shadow:0 1px 2px #05271d80}.access-member .access-corner{color:#062b23}.access-premium .access-corner{color:#4f3505}.access-public .access-corner{color:#203e2b}.badge.public{background:#e3ecdf;color:#405d47}.badge.member{background:#c5ecdf;color:#076650}.badge.premium{background:#ffe5a1;color:#79500a}.lesson-card.is-coming::after{border-style:dashed}.lesson-card .card-copy{min-height:122px}.lesson-card .card-copy p{font-size:12px;line-height:1.8}.lesson-card .card-meta{font-size:11px}.lesson-card .badge{font-size:10px}.score-invitation{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:17px 20px;margin:22px 0;background:#eaf1e6;border:1px solid #cbdcc4;border-radius:13px}.score-invitation p{font-size:13px;line-height:1.9}.score-invitation button{flex-shrink:0}.best-score{border-top:1px solid #e1e8dc;margin-top:14px;padding-top:12px;font-size:12px;font-weight:650;color:#2b6753;line-height:1.8}.best-score[hidden]{display:none}.game-status{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 24px;background:#eff4e9;color:#305645;font-size:12px;line-height:1.9}.game-status:empty{display:none}.game-status .secondary{min-height:40px;padding:8px 12px;flex-shrink:0}.account-scores{text-align:left;margin:25px 0;padding:18px 0;border-top:1px solid #dce5d6}.account-scores h3{font-size:16px;margin-bottom:12px}.account-scores>div{display:flex;gap:15px;justify-content:space-between;padding:10px 0;border-bottom:1px solid #edf0e9;line-height:1.8;font-size:12px}.account-scores strong{font-weight:550;text-align:right;color:#4b6857}.plan-list{display:grid;gap:12px;text-align:left;margin:24px 0}.plan-option{border:1px solid var(--access-color);background:var(--access-bg);padding:18px;border-radius:12px}.plan-option h3{font-size:15px;color:var(--access-ink)}.plan-option p{font-size:13px!important;line-height:1.9;margin-top:8px!important}.video-gate .badge{display:inline-block;margin-bottom:13px}.video-gate button{margin:10px 5px 0}.video-gate h3{line-height:1.8}.player-heading h2 [lang=ja]{font-size:.9em}
@media(max-width:700px){.language select{max-width:120px;font-size:10px}.access-legend{gap:8px}.access-key{flex:1 1 100%;padding:9px 12px}.access-key b{min-width:72px}.access-legend .text-button{padding-left:0}.score-invitation{display:block;padding:16px}.score-invitation button{margin-top:12px}.game-status{padding:10px 16px;display:block}.game-status .secondary{margin-top:8px}.player-dialog #player iframe{height:calc(100dvh - 265px);min-height:360px}.account-scores>div{font-size:11px}.mobile-brand{font-size:11px}.top-actions{gap:2px}.shelf-title h3 .hybrid-km{font-size:12px}.lesson-card .card-copy p{font-size:11px}}

/* 生成したイラストに、言語を切り替えられる見出しを重ねます。 */
.section-banner,.category-banner {
  position:relative;
  isolation:isolate;
  overflow:hidden;
  background:#f8f2e7;
  border:1px solid #e7dfce;
  box-shadow:0 5px 18px #3f4b3410;
}
.section-banner-art {
  position:absolute;
  inset:0;
  z-index:-2;
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center;
}
.section-banner::before,.category-banner::before {
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background:linear-gradient(90deg,#fcf8eee6 0%,#fcf8ee80 36%,#fcf8ee00 60%);
  pointer-events:none;
}
.section-banner {
  display:flex;
  align-items:center;
  min-height:230px;
  border-radius:20px;
  margin-bottom:24px;
}
.section-banner-copy {padding:32px 36px;width:57%;}
.section-banner .section-kicker {font-size:10px;letter-spacing:2.3px;color:#657555;margin-bottom:11px;}
.section-banner h2 {font-size:34px;font-weight:800;letter-spacing:.03em;line-height:1.6;}
.section-banner .hybrid-km {font-size:17px;font-weight:600;color:#415f51;margin-top:2px;}
.section-banner-copy>p:last-child:not(.section-kicker) {font-size:12px;line-height:1.9;color:#4b6354;margin-top:12px;max-width:330px;}
.library-search {display:flex;justify-content:flex-end;}
.library-search .search {width:280px;max-width:100%;}
.library .access-legend {margin-top:16px;}
.category-banner {min-height:154px;padding:26px 28px;border-radius:16px;gap:20px;margin-bottom:18px;}
.category-banner .shelf-title {position:relative;min-width:0;}
.category-banner .section-kicker {font-size:10px;font-weight:750;letter-spacing:2.5px;margin-bottom:7px;color:#647258;}
.category-banner .shelf-title h3 {font-size:29px;font-weight:800;letter-spacing:.05em;line-height:1.5;}
.category-banner .shelf-title h3 .hybrid-km {font-size:15px;font-weight:600;color:#465f52;}
.category-banner .shelf-controls {position:relative;align-self:flex-end;padding:5px 7px;border:1px solid #ffffffc0;border-radius:28px;background:#fffef4eb;box-shadow:0 2px 9px #332c2112;}
.category-banner .shelf-controls>span {color:#465646;margin:0 4px 0 8px;}
.category-banner .carousel-arrow {border:0;background:#fffaf0;}
.category-katakana .category-banner {border-color:#d4dce6;}
.category-katakana .category-banner::before {background:linear-gradient(90deg,#f3f7fbe6,#f3f7fb60 36%,transparent 62%);}
.category-katakana .category-banner .section-kicker {color:#476284;}
.category-kanji .category-banner {border-color:#e9d5b2;}
.category-kanji .category-banner .section-kicker {color:#8b6526;}
.lesson-shelf {margin-top:32px;}
.apps-section {border:0;padding-top:0;margin-top:48px;}
.play-banner {border-color:#e5d4b7;}
.play-banner .section-kicker {color:#906337;}
.play-banner h2 {font-size:32px;letter-spacing:.015em;}
.play-banner .hybrid-km {font-size:16px;}
.rail .nav-item {padding:14px 12px;gap:10px;}
.rail .nav-item .hybrid-label {min-width:0;}
.rail .nav-item .hybrid-ja {font-size:12px;}
.rail .nav-item .hybrid-km {font-size:10px;}
.rail .nav-dot {flex-shrink:0;visibility:hidden;}
.rail .nav-item.active .nav-dot {visibility:visible;}
@media(max-width:1100px) {
  .section-banner {min-height:210px;}
  .section-banner-copy {padding:26px;width:62%;}
  .section-banner h2 {font-size:30px;}
  .play-banner h2 {font-size:28px;}
}
@media(max-width:700px) {
  .section-banner {min-height:205px;border-radius:16px;margin-bottom:18px;}
  .section-banner-art {object-position:70% center;}
  .section-banner::before {background:linear-gradient(90deg,#fcf8eef5,#fcf8eec4 45%,#fcf8ee10 90%);}
  .section-banner-copy {padding:24px 20px;width:77%;}
  .section-banner h2,.play-banner h2 {font-size:25px;letter-spacing:0;}
  .section-banner .section-kicker {font-size:9px;letter-spacing:1.8px;margin-bottom:8px;}
  .section-banner .hybrid-km,.play-banner .hybrid-km {font-size:14px;line-height:1.8;}
  .section-banner-copy>p:last-child:not(.section-kicker) {font-size:11px;line-height:1.9;margin-top:10px;}
  .library-search .search {width:100%;}
  .category-banner {min-height:134px;border-radius:14px;padding:21px 18px;margin-bottom:14px;gap:8px;}
  .category-banner::before {background:linear-gradient(90deg,#fcf8eef2,#fcf8ee7a 55%,transparent 85%);}
  .category-katakana .category-banner::before {background:linear-gradient(90deg,#f3f7fbf2,#f3f7fb7a 55%,transparent 85%);}
  .category-banner .shelf-title h3 {font-size:25px;}
  .category-banner .shelf-title h3 .hybrid-km {font-size:13px;}
  .category-banner .section-kicker {font-size:9px;letter-spacing:2px;}
  .category-banner .shelf-controls {gap:3px;padding:4px;}
  .category-banner .shelf-controls>span {display:none;}
  .category-banner .carousel-arrow {width:34px;min-width:34px;height:34px;min-height:34px;}
  .lesson-shelf {margin-top:27px;}
  .apps-section {margin-top:36px;}
}

/* スマホでも教材とアプリへ直接移動できます。 */
.mobile-section-nav {display:none;}
@media(max-width:700px) {
  .mobile-section-nav {display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:16px 18px 0;}
  .mobile-section-nav a {display:flex;align-items:center;gap:9px;padding:12px;background:#fff;border:1px solid #e1e6d8;border-radius:11px;}
  .mobile-section-nav a.active {background:#edf3e7;border-color:#c3d2b6;}
  .mobile-section-nav .hybrid-label {min-width:0;}
  .mobile-section-nav .hybrid-ja,.mobile-section-nav [lang=ja] {font-size:12px;font-weight:700;}
  .mobile-section-nav .hybrid-km {font-size:10px;}
  .mobile-section-nav svg {width:18px;height:18px;}
}

/* 主役のタイトル、お知らせ、教材の見出しで大きさと構造を分けます。 */
.announcements {
  display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"heading navigation" "viewport viewport" "controls controls";
  gap:14px 16px;position:relative;padding:8px 5px 0 0;margin-bottom:34px;
  border:0;border-radius:0;background:transparent;box-shadow:none;
}
.news-heading {grid-area:heading;display:flex;align-items:center;gap:12px;min-width:0;padding:0;}
.news-heading>span {flex:none;transform:rotate(-3deg);padding:5px 8px;border-radius:5px;background:#d5ff59;color:#172c38;font:900 12px/1.5 system-ui;letter-spacing:.5px;}
.news-heading h2 {font-size:18px;line-height:1.7;font-weight:800;margin:0;}
.news-navigation {grid-area:navigation;display:flex;align-items:center;gap:7px;}
.news-count {font:750 11px/1.5 system-ui;letter-spacing:1px;white-space:nowrap;margin-right:7px;}
.announcements .announcement-viewport {grid-area:viewport;border-radius:17px;min-height:264px;border:2px solid #172c38;box-shadow:4px 5px 0 #172c38;}
.announcements .announcement-slide {
  --news-bg:#dfe3ff;display:grid;grid-template-columns:55% 45%;grid-template-rows:1fr;
  gap:0;align-items:stretch;min-height:264px;margin:0;padding:0;background:var(--news-bg);border-radius:0;
}
.announcements .theme-kana {--news-bg:#d5f1e6;}
.announcements .theme-offer {--news-bg:#ffc4b5;}
.news-image {position:relative;grid-column:2;grid-row:1;min-width:0;overflow:hidden;}
.news-image img {position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 30%;}
.news-image::after {content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--news-bg),transparent 22%);pointer-events:none;}
.news-image-label {position:absolute;right:15px;bottom:19px;z-index:1;background:#d5ff59;border:1px solid #172c38;border-radius:4px;padding:6px 10px;transform:rotate(-4deg);color:#172c38;font-size:11px;line-height:1.7;font-weight:800;}
.theme-kana .news-image img {object-fit:contain;padding:18px 18px 18px 30px;}
.theme-ninja .news-image img {object-position:center 25%;}
.news-copy {grid-column:1;grid-row:1;display:flex;flex-direction:column;align-items:flex-start;padding:27px 30px 25px;min-width:0;}
.news-type {display:inline-block;max-width:100%;padding:4px 8px;background:#172c38;border-radius:4px;color:white;font-size:11px;line-height:1.8;font-weight:750;}
.news-copy h3 {font-size:30px;line-height:1.5;font-weight:850;letter-spacing:-.5px;color:#172c38;margin:13px 0 8px;}
.news-copy p {font-size:12px;line-height:1.9;color:#344d62;margin:0 0 19px;}
.news-action {display:inline-flex;align-items:center;justify-content:space-between;gap:28px;min-height:44px;max-width:100%;padding:10px 17px;margin-top:auto;background:#172c38;border:0;border-radius:7px;color:#fff;font-size:12px;line-height:1.8;font-weight:750;}
.news-action svg {flex:none;width:20px;height:20px;}
.news-action:hover {background:#294655;}
.announcements .carousel-controls {grid-area:controls;justify-content:center;margin:0;padding:0;gap:8px;}
.announcements .carousel-arrow {min-width:36px;min-height:36px;padding:8px;background:#fff;border:1px solid #cbd6de;color:#172c38;}
.announcements .carousel-arrow:hover:not(:disabled) {background:#e7edf1;}
.announcements .carousel-dot {width:34px;height:34px;}
.announcements .carousel-dot span {width:7px;height:7px;background:#b1bfca;}
.announcements .carousel-dot[aria-current=true] span {width:28px;background:#172c38;}
.announcements .carousel-pause {height:36px;width:36px;color:#344d62;}
.content-hub {
  --hub-bg:#fff;--hub-line:#dbe3e9;
  background:var(--hub-bg);border:1px solid var(--hub-line);border-radius:18px;padding:0;
  box-shadow:none;scroll-margin-top:24px;overflow:hidden;
}
.hub-heading {display:flex;align-items:center;gap:17px;padding:27px 28px 23px;border-bottom:1px solid var(--hub-line);background:#fff;}
.hub-icon {display:grid;place-items:center;flex:none;width:49px;height:49px;background:#dffff2;color:#146b53;border-radius:13px;}
.hub-icon svg {width:25px;height:25px;}
.hub-heading-copy {min-width:0;}
.hub-heading .section-kicker {font:850 10px/1.4 system-ui;letter-spacing:1.5px;color:#197c67;margin-bottom:6px;}
.hub-heading h2 {font-size:27px;line-height:1.3;letter-spacing:-.5px;}
.hub-heading .hybrid-km {font-size:13px;margin-top:5px;}
.hub-heading-copy>p:last-child {font-size:11px;color:#75818a;line-height:1.8;margin-top:7px;}
.hub-body {padding:23px 26px 28px;min-width:0;}
.library-toolbar {display:flex;align-items:center;justify-content:space-between;gap:18px;padding-bottom:20px;border-bottom:1px solid #e0e7ec;}
.library-toolbar .library-search {flex:0 1 240px;min-width:180px;}
.library-toolbar .search {width:100%;background:#f6f8fa;border-color:#d9e2e7;}
.content-hub .access-legend {flex:1;display:flex;flex-wrap:nowrap;align-items:center;margin:0;padding:0;border:0;gap:12px 18px;}
.content-hub .access-key {flex:0 1 auto;min-width:0;border:0;background:transparent;padding:0;gap:6px;font-size:10px;line-height:1.7;}
.content-hub .access-key b {flex:none;white-space:nowrap;border:1px solid var(--access-color);border-radius:5px;background:#fff;padding:3px 6px;font-size:10px;}
.content-hub .lesson-shelf {margin-top:26px;}
.category-heading {padding:0 0 0 12px;min-height:50px;border-left:4px solid #25ba94;margin-bottom:17px;}
.category-katakana .category-heading {border-color:#6284f5;}
.category-kanji .category-heading {border-color:#ff9a52;}
.category-heading .shelf-title h3 {font-size:23px;line-height:1.3;}
.category-heading .section-kicker {font-size:8px;letter-spacing:1.6px;margin-bottom:4px;color:#758792;}
.category-heading .shelf-title h3 .hybrid-km {font-size:12px;margin-top:3px;}
.category-heading .carousel-arrow {background:#f5f8fa;border-color:#dce5ea;min-width:34px;min-height:34px;padding:7px;}
.category-heading .shelf-controls>span {color:#788991;}
.apps-section.content-hub {--hub-bg:#fff;--hub-line:#dbe3e9;margin-top:34px;}
.apps-section .hub-icon {color:#4e5cc7;background:#e9ebff;}
.apps-section .hub-heading .section-kicker {color:#5a64c7;}
.apps-section .hub-body>.score-invitation {margin:0 0 20px;background:#f5f5ff;border-color:#e1e3f5;}
.apps-section .app-cards>.card {border-color:#dce4e9;box-shadow:0 2px 6px #18354408;}
.apps-section .more-apps {margin-top:23px;}
@media(max-width:1000px) {
  .news-copy {padding:24px;}
  .news-copy h3 {font-size:26px;}
}
@media(max-width:900px) {
  .library-toolbar {align-items:stretch;gap:12px;flex-direction:column;}
  .library-toolbar .library-search {flex:auto;}
}
@media(max-width:700px) {
  .announcements {padding-top:5px;gap:13px 8px;margin-bottom:26px;}
  .news-heading {display:block;}
  .news-heading>span {display:inline-block;font-size:10px;}
  .news-heading h2 {font-size:14px;margin:7px 0 0;}
  .news-navigation {align-self:end;gap:4px;}
  .news-count {font-size:10px;margin-right:3px;}
  .announcements .carousel-arrow {min-width:33px;min-height:33px;width:33px;height:33px;padding:7px;}
  .announcements .announcement-slide {grid-template-columns:1fr;grid-template-rows:155px 1fr;min-height:0;gap:0;}
  .announcements .announcement-viewport {min-height:0;border-radius:15px;}
  .news-image {grid-column:1;grid-row:1;height:155px;}
  .news-image::after {background:linear-gradient(0deg,var(--news-bg),transparent 30%);}
  .theme-kana .news-image img {padding:7px;}
  .news-image-label {right:12px;bottom:15px;font-size:10px;}
  .news-copy {grid-column:1;grid-row:2;padding:16px 21px 22px;}
  .news-copy h3 {font-size:25px;line-height:1.6;margin-top:12px;letter-spacing:0;}
  .news-copy p {display:block;font-size:12px;margin-bottom:16px;}
  .news-type {font-size:10px;}
  .news-action {width:100%;}
  .announcements .carousel-controls {padding:0;gap:6px;}
  .content-hub {border-radius:14px;}
  .hub-heading {gap:13px;padding:21px 17px 18px;}
  .hub-icon {width:41px;height:41px;border-radius:11px;}
  .hub-icon svg {width:23px;height:23px;}
  .hub-heading h2 {font-size:23px;}
  .hub-heading .hybrid-km {font-size:12px;}
  .hub-heading-copy>p:last-child {font-size:10px;margin-top:6px;}
  .hub-body {padding:17px 13px 21px;}
  .content-hub .access-legend {flex-wrap:wrap;gap:7px;margin:0;padding:0;}
  .content-hub .access-key {flex:1 1 100%;padding:0;min-height:25px;}
  .content-hub .access-key b {min-width:68px;text-align:center;}
  .content-hub .lesson-shelf {margin-top:22px;}
  .category-heading {min-height:47px;padding-left:10px;margin-bottom:14px;}
  .category-heading .shelf-title h3 {font-size:20px;}
  .category-heading .shelf-title h3 .hybrid-km {font-size:11px;}
  .category-heading .shelf-controls {gap:4px;}
  .category-heading .shelf-controls>span {display:none;}
  .apps-section.content-hub {margin-top:26px;}
  .apps-section .hub-body>.score-invitation {margin-bottom:16px;padding:13px;}
  .apps-section .app-cards {gap:12px;grid-template-columns:repeat(2,minmax(0,1fr));}
  .apps-section .app-cards .card-copy {padding:10px;}
  .apps-section .app-cards .thumb-word {font-size:10px;}
}

/* 縦長の素材は、人物や道具が見える位置で表示します。 */
.app-thumbnail .game-character {position:absolute;inset:7% 12% 0 auto;width:68%;height:110%;object-fit:contain;object-position:center top;filter:drop-shadow(0 5px 7px #09152a66);}
.game-art-kotodama-blade .game-character {inset:0 5% auto auto;height:190%;width:80%;}
.game-art-shinkansen-kotoba .game-character {inset:38% 0 auto;width:100%;height:80%;object-fit:contain;object-position:center;filter:drop-shadow(0 5px 3px #09274188);}
.game-art-kotoba-defense .game-cover {object-position:center 60%;}
.game-art-zombie-bridge .game-cover {object-position:center 48%;}
.game-art-kotoba-book .game-cover {object-position:center 42%;}
.app-total {display:inline-flex;align-items:center;justify-content:center;margin-left:8px;min-width:34px;padding:4px 9px;border-radius:20px;background:#e4f2ee;color:#155c50;font:700 14px/1.2 system-ui;vertical-align:middle;}

.game-art-rooftop-rush .game-cover {object-position:center 20%;}
.game-art-ninja-link .game-cover {object-position:center 28%;}

/* 案内とアカウントへのリンクを、見出しの余白に配置します。 */
.hub-heading {flex-wrap:wrap;}
.hub-heading-copy {flex:1 1 230px;}
.hub-invitation {
  --invite-color:#177859;
  display:flex;align-items:center;gap:26px;flex:0 1 510px;min-width:0;
  color:#1d303d;
}
.invitation-play {--invite-color:#6550a8;}
.hub-invitation-copy {flex:1;min-width:0;}
.hub-invitation-copy strong {display:block;font-size:15px;font-weight:700;line-height:1.7;text-wrap:balance;}
.hub-invitation-copy p {font-size:11px;line-height:1.85;margin-top:4px;color:#65737b;}
.hub-invitation-action {
  flex:none;display:inline-flex;align-items:center;justify-content:flex-start;gap:12px;
  min-height:44px;max-width:100%;padding:0;background:transparent;color:#1d303d;
  font-size:12px;font-weight:750;line-height:1.8;text-align:left;
}
.hub-invitation-action span {text-decoration:underline;text-decoration-color:var(--invite-color);text-decoration-thickness:2px;text-underline-offset:7px;}
.hub-invitation-action svg {flex:none;width:19px;height:19px;color:var(--invite-color);}
.hub-invitation-action:hover {color:var(--invite-color);}
.hub-invitation-action:focus-visible {outline:2px solid var(--invite-color);outline-offset:6px;}
@media(max-width:1250px) {
  .hub-invitation {flex-basis:100%;margin-top:3px;padding-left:66px;}
  .hub-heading-copy {flex-basis:0;}
}
@media(max-width:700px) {
  .hub-invitation {padding:7px 0 0;gap:4px;flex-wrap:wrap;}
  .hub-invitation-copy {flex-basis:100%;}
  .hub-invitation-copy strong {font-size:14px;}
  .hub-invitation-copy p {font-size:11px;}
}