/* Kana Practice SPA layer */
.spa-root{min-height:100vh}.spa-splash{min-height:72vh;display:grid;place-items:center;align-content:center;gap:10px;text-align:center}.spa-splash b{font-size:24px}.spa-splash small{color:var(--muted)}
.spa-page-enter{animation:spaIn .22s ease both}@keyframes spaIn{from{opacity:.25;transform:translateY(6px)}to{opacity:1;transform:none}}
.spa-loading{display:grid;gap:12px}.spa-skeleton{height:120px;border-radius:22px;background:linear-gradient(90deg,#fff5ed 25%,#fff 40%,#fff5ed 65%);background-size:300% 100%;animation:shimmer 1.2s infinite}@keyframes shimmer{to{background-position:-150% 0}}
.spa-toast-root{position:fixed;left:50%;top:18px;transform:translateX(-50%);z-index:200;width:min(460px,calc(100% - 24px));pointer-events:none}.spa-toast{pointer-events:auto;margin-bottom:8px;padding:13px 15px;border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:var(--shadow);font-weight:800;animation:spaIn .2s ease}.spa-toast.success{border-color:#b9ebc9;color:#177a3d}.spa-toast.error{border-color:#ffc4c4;color:#b42318}
.spa-route-loader{position:fixed;left:0;top:0;height:3px;width:100%;z-index:300;overflow:hidden}.spa-route-loader i{display:block;height:100%;width:38%;background:var(--orange);animation:routeLoad .7s infinite ease-in-out}@keyframes routeLoad{from{transform:translateX(-110%)}to{transform:translateX(350%)}}
.spa-modal-backdrop{position:fixed;inset:0;z-index:220;background:rgba(23,25,37,.42);display:grid;place-items:end center;padding:18px;backdrop-filter:blur(6px)}.spa-modal{width:min(520px,100%);background:#fff;border-radius:26px;padding:20px;border:1px solid var(--line);box-shadow:var(--shadow)}.spa-modal h2{margin:0 0 8px}.spa-modal p{color:var(--muted);line-height:1.55}.spa-modal-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:18px}
.spa-empty{padding:28px 18px;text-align:center;border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.92);box-shadow:var(--shadow2)}.spa-empty .kana-logo{margin:0 auto 12px}.spa-empty h2{margin:0}.spa-empty p{color:var(--muted);line-height:1.5}
.spa-search-row{display:grid;grid-template-columns:1fr auto;gap:8px}.spa-search-row input,.spa-search-row select,.spa-input,.spa-select,.spa-textarea{width:100%;min-height:46px;border:1px solid var(--line);border-radius:14px;background:#fff;padding:0 12px;font:inherit;outline:none}.spa-textarea{padding:12px;min-height:92px;resize:vertical}.spa-search-row input:focus,.spa-input:focus,.spa-select:focus,.spa-textarea:focus{border-color:#ffb88f;box-shadow:0 0 0 4px rgba(244,91,16,.09)}
.spa-btn{min-height:44px;border:0;border-radius:14px;padding:0 15px;background:linear-gradient(135deg,var(--orange2),var(--orange));color:#fff;display:inline-flex;align-items:center;justify-content:center;gap:7px;text-align:center;text-decoration:none;font:inherit;font-size:12px;font-weight:900;line-height:1.2;cursor:pointer;box-shadow:0 9px 18px rgba(244,91,16,.18)}.spa-btn.ghost{background:#fff;color:var(--text);border:1px solid var(--line);box-shadow:none}.spa-btn.danger{background:#fff;color:var(--red);border:1px solid #ffcaca;box-shadow:none}.spa-btn.small{min-height:36px;padding:0 11px;font-size:12px}.spa-btn:disabled{opacity:.55;cursor:not-allowed}
.spa-section-title{display:flex;justify-content:space-between;align-items:end;gap:12px;margin:18px 2px 10px}.spa-section-title h2{font-size:18px;margin:0}.spa-section-title p{margin:3px 0 0;color:var(--muted);font-size:12px}.spa-section-title span{font-size:12px;font-weight:900;color:var(--orange)}
.spa-landing{width:min(1060px,100%);margin:0 auto;padding:24px}.spa-landing-nav{display:flex;justify-content:space-between;align-items:center}.spa-landing-brand{display:flex;align-items:center;gap:10px;text-decoration:none}.spa-landing-brand b{font-size:18px}.spa-landing-hero{min-height:72vh;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:28px}.spa-landing-copy h1{font-size:clamp(42px,7vw,78px);line-height:.98;letter-spacing:-.065em;margin:12px 0 18px}.spa-landing-copy h1 span{color:var(--orange)}.spa-landing-copy p{max-width:620px;color:var(--muted);font-size:18px;line-height:1.7}.spa-landing-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}.spa-art-card{min-height:420px;border:1px solid var(--line);border-radius:40px;background:linear-gradient(145deg,#fff,#fff2e7);box-shadow:var(--shadow);display:grid;place-items:center;position:relative;overflow:hidden}.spa-art-card strong{font-size:150px;color:var(--orange);text-shadow:0 20px 45px rgba(244,91,16,.18)}.spa-art-card span{position:absolute;font-size:60px}.spa-art-card span:nth-child(2){left:12%;bottom:14%}.spa-art-card span:nth-child(3){right:10%;top:14%}
.landing-page-v2{min-height:100vh}.landing-v2{width:min(1120px,100%);margin:0 auto;padding:22px 24px 34px}.landing-nav-v2{display:flex;align-items:center;justify-content:space-between;gap:14px}.landing-brand-v2{display:flex;align-items:center;gap:11px;text-decoration:none}.landing-brand-v2>span:last-child{display:grid}.landing-brand-v2 b{font-size:18px;letter-spacing:-.04em}.landing-brand-v2 small{color:var(--muted);font-size:9px;margin-top:1px;letter-spacing:.04em}.landing-login-v2{min-height:42px;padding:0 14px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.8);box-shadow:var(--shadow2);display:inline-flex;align-items:center;gap:9px;text-decoration:none;font-size:13px;font-weight:900}.landing-login-v2 span{font-size:20px;color:var(--orange)}.landing-hero-v2{min-height:650px;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(340px,.92fr);align-items:center;gap:clamp(34px,7vw,84px);padding:48px 0 34px}.landing-pill-v2{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border:1px solid #ffd6c1;border-radius:999px;background:rgba(255,246,239,.86);color:#aa430f;font-size:11px;font-weight:900}.landing-pill-v2 i{width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 5px rgba(244,91,16,.1)}.landing-copy-v2 h1{max-width:700px;margin:16px 0 18px;font-size:clamp(52px,6.2vw,82px);line-height:.96;letter-spacing:-.068em}.landing-copy-v2 h1 span{color:var(--orange)}.landing-copy-v2>p{max-width:610px;margin:0;color:var(--muted);font-size:17px;line-height:1.7}.landing-actions-v2{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-top:25px}.landing-primary-v2,.landing-secondary-v2{min-height:50px;padding:0 18px;border-radius:16px;display:inline-flex;align-items:center;justify-content:center;gap:12px;text-decoration:none;font-size:13px;font-weight:900}.landing-primary-v2{background:linear-gradient(135deg,var(--orange2),var(--orange));color:#fff;box-shadow:0 13px 28px rgba(244,91,16,.23)}.landing-primary-v2 span{font-size:19px}.landing-secondary-v2{border:1px solid var(--line);background:#fff;color:var(--text)}.landing-proof-v2{display:flex;gap:14px;flex-wrap:wrap;margin-top:19px;color:#666c78;font-size:10px;font-weight:800}.landing-proof-v2 span::first-letter{color:var(--green)}.landing-preview-v2{position:relative;isolation:isolate;width:min(420px,100%);justify-self:end;padding:17px;border:1px solid rgba(232,218,206,.9);border-radius:32px;background:rgba(255,255,255,.88);box-shadow:0 26px 70px rgba(65,42,24,.15);backdrop-filter:blur(18px);transform:rotate(1.2deg);animation:previewFloat 5s ease-in-out infinite}.preview-glow-v2{position:absolute;z-index:-1;left:-38px;top:18%;width:150px;height:150px;border-radius:50%;background:rgba(255,114,38,.18);filter:blur(36px)}.landing-preview-v2>header{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}.preview-brand-v2{display:flex;align-items:center;gap:9px}.preview-brand-v2 .kana-logo{width:36px;height:36px;border-radius:12px;font-size:21px}.preview-brand-v2 b{font-size:13px}.preview-streak-v2{padding:7px 9px;border-radius:999px;background:#fff3da;color:#9f5700;font-size:10px;font-weight:900}.preview-progress-v2{display:grid;grid-template-columns:1fr auto;gap:7px;color:var(--muted);font-size:10px}.preview-progress-v2 b{color:var(--orange)}.preview-progress-v2>div{grid-column:1/-1;height:6px;border-radius:999px;background:#f0e8e0;overflow:hidden}.preview-progress-v2 i{display:block;width:60%;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--orange2),var(--orange))}.preview-question-v2{margin-top:14px;padding:22px 16px 16px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(150deg,#fff,#fffaf5);text-align:center}.preview-question-v2>small{color:var(--orange);font-size:9px;font-weight:900;letter-spacing:.12em}.preview-question-v2>strong{display:block;margin:8px 0 2px;font:900 88px/1 "Hiragino Sans","Yu Gothic",Meiryo,sans-serif;letter-spacing:-.08em}.preview-question-v2>p{margin:7px 0 13px;color:var(--muted);font-size:11px}.preview-options-v2{display:grid;grid-template-columns:1fr 1fr;gap:7px}.preview-options-v2 span{min-height:39px;border:1px solid var(--line);border-radius:12px;background:#fff;display:grid;place-items:center;font-size:12px;font-weight:900}.preview-options-v2 span.active{border-color:#ffb892;background:var(--orangeSoft);color:var(--orange);box-shadow:0 0 0 3px rgba(244,91,16,.07)}.landing-preview-v2>footer{display:flex;align-items:center;justify-content:space-between;margin-top:13px;color:var(--muted);font-size:10px}.landing-preview-v2>footer b{color:var(--text);font-size:11px}.landing-features-v2{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.landing-features-v2 article{min-height:112px;padding:15px;border:1px solid var(--line);border-radius:21px;background:rgba(255,255,255,.8);box-shadow:var(--shadow2);display:flex;align-items:center;gap:13px}.feature-symbol-v2{width:52px;height:52px;border-radius:18px;display:grid;place-items:center;flex:0 0 auto;color:#fff;font:900 29px "Hiragino Sans","Yu Gothic",Meiryo,sans-serif}.feature-symbol-v2.red{background:linear-gradient(145deg,#ff817e,#f24949)}.feature-symbol-v2.blue{background:linear-gradient(145deg,#76a7ff,#3675e8)}.feature-symbol-v2.green{background:linear-gradient(145deg,#55d37d,#21a953)}.landing-features-v2 b{font-size:14px}.landing-features-v2 p{margin:4px 0 0;color:var(--muted);font-size:11px;line-height:1.45}.landing-footer-v2{display:grid;place-items:center;gap:4px;padding:32px 0 4px;text-align:center}.landing-footer-v2 span{font-weight:900}.landing-footer-v2 small{color:var(--muted)}@keyframes previewFloat{0%,100%{transform:rotate(1.2deg) translateY(0)}50%{transform:rotate(.2deg) translateY(-8px)}}
.spa-login-view{min-height:100vh}.spa-login-shell{width:100%;min-height:100vh;min-height:100dvh;display:grid;place-items:center;padding:max(18px,env(safe-area-inset-top)) 16px max(18px,env(safe-area-inset-bottom))}.spa-login-card{position:relative;width:min(480px,100%);margin:0;padding:30px 28px 26px;border:1px solid var(--line);border-radius:30px;background:rgba(255,255,255,.94);box-shadow:var(--shadow);text-align:center;backdrop-filter:blur(18px);overflow:hidden}.spa-login-card:after{content:"あ";position:absolute;right:-20px;bottom:-46px;font:900 138px/1 "Hiragino Sans","Yu Gothic",Meiryo,sans-serif;color:rgba(244,91,16,.045);pointer-events:none}.spa-login-card>*{position:relative;z-index:1}.login-back{position:absolute;left:16px;top:16px;width:40px;height:40px;border:1px solid var(--line);border-radius:14px;background:#fff;display:grid;place-items:center;text-decoration:none;font-size:28px;line-height:1;box-shadow:var(--shadow2)}.spa-login-card .login-logo{width:72px;height:72px;border-radius:24px;margin:0 auto 12px;font-size:42px}.login-eyebrow{display:inline-flex;padding:5px 9px;border-radius:999px;background:var(--orangeSoft);color:var(--orange);font-size:10px;font-weight:900;letter-spacing:.06em}.spa-login-card h1{margin:9px 0 6px;font-size:32px;letter-spacing:-.055em}.spa-login-card>p{max-width:370px;margin:0 auto;color:var(--muted);line-height:1.55;font-size:13px}.auth-mode-tabs{display:grid;grid-template-columns:1fr 1fr;gap:5px;margin:18px 0 14px;padding:5px;border:1px solid var(--line);border-radius:16px;background:#faf7f3}.auth-mode-tabs a{min-height:40px;border-radius:12px;display:grid;place-items:center;text-decoration:none;color:var(--muted);font-size:13px;font-weight:900}.auth-mode-tabs a.active{background:#fff;color:var(--orange);box-shadow:var(--shadow2)}.local-auth-form{display:grid;gap:11px;text-align:left}.auth-field{display:grid;gap:5px}.auth-field>span{font-size:11px;font-weight:900;color:#43372f}.auth-field input{width:100%;min-height:46px;border:1px solid var(--line);border-radius:14px;background:#fff;padding:0 13px;font:inherit;font-size:14px;outline:none;transition:border-color .18s ease,box-shadow .18s ease}.auth-field input:focus{border-color:#ffb68d;box-shadow:0 0 0 4px rgba(244,91,16,.09)}.auth-submit{width:100%;min-height:48px;margin-top:2px;border:0;border-radius:15px;background:linear-gradient(135deg,var(--orange2),var(--orange));color:#fff;font:inherit;font-weight:900;cursor:pointer;box-shadow:0 10px 22px rgba(244,91,16,.2)}.auth-submit:disabled{opacity:.62;cursor:wait}.auth-form-message:empty{display:none}.auth-form-message{padding:10px 12px;border-radius:13px;font-size:11px;font-weight:800;line-height:1.45}.auth-form-message.error{border:1px solid #fecaca;background:#fff7f7;color:#9f2525}.auth-form-message.success{border:1px solid #bbf7d0;background:#f4fff7;color:#177a3d}.auth-divider{display:flex;align-items:center;gap:10px;margin:17px 0 12px;color:var(--muted);font-size:10px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.auth-divider:before,.auth-divider:after{content:"";height:1px;flex:1;background:var(--line)}.auth-google-section>b{display:block;font-size:12px}.auth-google-section>b small{padding:3px 7px;border-radius:999px;background:#f3f0ec;color:var(--muted);font-size:9px}.google-mount{width:100%;min-height:48px;display:grid;place-items:center;margin:10px 0 13px;overflow:hidden}.google-mount>div,.google-mount iframe{max-width:100%!important}.google-loading{display:inline-flex;align-items:center;justify-content:center;gap:9px;color:var(--muted);font-size:12px;font-weight:800}.google-loading i{width:17px;height:17px;border:2px solid #f2d9ca;border-top-color:var(--orange);border-radius:50%;animation:googleSpin .75s linear infinite}@keyframes googleSpin{to{transform:rotate(360deg)}}.google-login-error{width:100%;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:9px;padding:10px;border:1px solid #fecaca;border-radius:15px;background:#fff7f7;color:#9f2525;text-align:left}.google-login-error>span{width:26px;height:26px;border-radius:9px;background:#fee2e2;display:grid;place-items:center;font-weight:900}.google-login-error small{font-size:11px;line-height:1.4}.google-login-error button{min-height:32px;border:0;border-radius:10px;background:#fff;color:var(--orange);padding:0 9px;font-weight:900;cursor:pointer;white-space:nowrap}.login-note{display:block;color:var(--muted);font-size:10px;line-height:1.45}.spa-login-card .install-app-btn{margin-bottom:13px}
.route-error{padding:20px}.route-error pre{white-space:pre-wrap;color:var(--muted);font-size:12px}
.profile-banner-image{background-size:cover!important;background-position:center!important}.spa-form-grid{display:grid;gap:12px}.spa-form-grid label{font-size:13px;font-weight:900}.spa-file-box{display:flex;align-items:center;gap:12px;padding:14px;border:1px dashed #dfd2c6;border-radius:18px;background:#faf7f3;cursor:pointer}.spa-file-box input{display:none}.spa-file-box span{font-size:24px}.spa-file-box small{display:block;color:var(--muted);margin-top:3px;max-width:290px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kamus-spa{width:min(980px,100%);margin:0 auto;padding:18px 18px 110px}.dictionary-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}.dictionary-card{padding:15px;border:1px solid var(--line);border-radius:20px;background:#fff;box-shadow:var(--shadow2)}.dictionary-card header{display:flex;justify-content:space-between;gap:10px}.dictionary-card h3{font-size:28px;margin:0;font-family:"Hiragino Sans","Yu Gothic",Meiryo,sans-serif}.dictionary-card header small{align-self:start;padding:5px 8px;border-radius:999px;background:var(--orangeSoft);color:var(--orange);font-weight:900}.dictionary-card .reading{color:var(--muted);font-size:13px}.dictionary-card .meaning{font-weight:800;margin-top:10px}.dictionary-card .meaning-en{color:var(--muted);font-size:12px;margin-top:5px}.spa-pager{display:flex;justify-content:center;gap:8px;margin-top:16px}.spa-pager button{min-width:44px}
.friend-state{font-size:11px;color:var(--orange);font-weight:800;margin-top:3px}.friend-row .spa-btn{justify-self:end}.friend-actions-inline{display:flex;gap:5px}
.admin-spa-shell{width:min(1220px,100%);margin:0 auto;padding:18px 18px 110px}.admin-spa-shell .bottom-nav{display:none}.admin-card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.admin-user-list,.admin-vocab-list{display:grid;gap:9px}.admin-user-card,.admin-vocab-card{border:1px solid var(--line);border-radius:18px;background:#fff;padding:14px;box-shadow:var(--shadow2)}.admin-user-top,.admin-vocab-top{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.admin-user-meta{display:flex;gap:10px;min-width:0}.admin-user-meta .user-pic{flex:0 0 auto}.admin-user-meta b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-user-meta small{color:var(--muted)}.admin-user-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-top:10px}.admin-user-stats div{padding:8px;background:#faf7f3;border-radius:11px;text-align:center}.admin-user-stats small{display:block;color:var(--muted);font-size:9px}.admin-user-actions,.admin-vocab-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}.admin-filter-spa{display:grid;grid-template-columns:2fr 1fr 1fr auto;gap:8px}.admin-editor-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.admin-editor-grid .wide{grid-column:1/-1}.admin-bulk{display:grid;grid-template-columns:auto minmax(150px,220px) 1fr auto;gap:8px;align-items:center;margin-bottom:10px}.admin-check{width:18px;height:18px;accent-color:var(--orange)}.admin-vocab-card{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:start}.admin-vocab-card .word{font-size:20px;font-weight:900}.admin-vocab-card .reading{color:var(--muted);font-size:12px}.admin-vocab-card .desc{margin-top:6px;font-size:12px;line-height:1.45}.admin-vocab-card .meta{display:flex;gap:6px;flex-wrap:wrap;margin-top:7px}.admin-vocab-card .admin-vocab-actions{margin:0;justify-content:flex-end}.admin-tools-spa{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
@media(max-width:800px){.spa-landing-hero{grid-template-columns:1fr}.spa-art-card{min-height:280px}.spa-art-card strong{font-size:100px}.admin-card-grid{grid-template-columns:repeat(2,1fr)}.admin-filter-spa{grid-template-columns:1fr 1fr}.admin-filter-spa input{grid-column:1/-1}.admin-bulk{grid-template-columns:1fr 1fr}.admin-bulk label{grid-column:1/-1}.admin-vocab-card{grid-template-columns:auto 1fr}.admin-vocab-card .admin-vocab-actions{grid-column:1/-1;justify-content:flex-start}}
@media(max-width:900px){.landing-hero-v2{grid-template-columns:1fr;min-height:auto;padding-top:64px}.landing-copy-v2{text-align:center}.landing-copy-v2 h1,.landing-copy-v2>p{margin-left:auto;margin-right:auto}.landing-actions-v2,.landing-proof-v2{justify-content:center}.landing-preview-v2{justify-self:center;margin-top:8px;transform:none}.landing-features-v2{margin-top:34px}.landing-preview-v2{animation:none}}
@media(max-width:520px){.spa-landing{padding:16px}.spa-landing-hero{padding-top:36px}.spa-landing-copy h1{font-size:48px}.spa-art-card{display:none}.spa-modal-actions{grid-template-columns:1fr}.spa-search-row{grid-template-columns:1fr}.dictionary-grid{grid-template-columns:1fr}.admin-spa-shell{padding-left:12px;padding-right:12px}.admin-card-grid{grid-template-columns:1fr 1fr}.admin-filter-spa,.admin-editor-grid,.admin-bulk{grid-template-columns:1fr}.admin-editor-grid .wide,.admin-filter-spa input,.admin-bulk label{grid-column:auto}.admin-user-stats{grid-template-columns:repeat(2,1fr)}.admin-tools-spa{grid-template-columns:1fr}.admin-vocab-card{grid-template-columns:auto 1fr}.admin-vocab-card .admin-vocab-actions{grid-column:1/-1}}
@media(max-width:680px){.landing-v2{padding:16px 14px 28px}.landing-brand-v2 small{display:none}.landing-hero-v2{padding-top:48px;gap:34px}.landing-copy-v2 h1{font-size:clamp(43px,13vw,60px)}.landing-copy-v2>p{font-size:14px}.landing-actions-v2{display:grid;grid-template-columns:1fr}.landing-primary-v2,.landing-secondary-v2{width:100%}.landing-proof-v2{gap:7px 12px}.landing-preview-v2{border-radius:27px;padding:13px}.preview-question-v2>strong{font-size:74px}.landing-features-v2{grid-template-columns:1fr}.landing-features-v2 article{min-height:94px}.landing-footer-v2{padding-top:25px}.landing-footer-v2 span{font-size:13px}.landing-footer-v2 small{font-size:10px}}
@media(max-width:380px){.spa-login-shell{padding-left:10px;padding-right:10px}.spa-login-card{padding:25px 18px 22px;border-radius:25px}.spa-login-card .login-logo{width:64px;height:64px;border-radius:21px;font-size:38px}.spa-login-card h1{font-size:28px}.google-login-error{grid-template-columns:auto 1fr}.google-login-error button{grid-column:1/-1;width:100%}}
@media(prefers-reduced-motion:reduce){.google-loading i,.landing-preview-v2{animation:none}}