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0.18s cubic-bezier(0.22, 0.68, 0, 1.2),box-shadow 0.18s}.fc-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 6px 20px rgba(61,59,204,0.08)}.fc-card.last-open{border-color:rgba(232,66,26,0.3)}.fc-title{font-size:14px;font-weight:700;color:var(--ink);line-height:1.3;margin-bottom:6px}.fc-meta{font-family:'DM Mono', monospace;font-size:11px;color:var(--indigo);letter-spacing:0em;opacity:0.7}.fc-dot{position:absolute;top:14px;right:14px;width:6px;height:6px;border-radius:50%;background:var(--accent)}@keyframes shake{0%{transform:translateX(0)}15%{transform:translateX(-8px)}35%{transform:translateX(7px)}55%{transform:translateX(-5px)}75%{transform:translateX(4px)}90%{transform:translateX(-2px)}100%{transform:translateX(0)}}.answer-input.flash-wrong{border-color:var(--accent);background:var(--accent-light);animation:shake 0.45s ease both}.errors-list{margin-bottom:28px;display:flex;flex-direction:column;gap:6px}.error-row{display:grid;grid-template-columns:1fr 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scale(1)}}header.inner.sticky{position:sticky;top:0;margin-bottom:0}.progress-wrap{position:relative;z-index:99;background:var(--cream);height:3px}.progress-bar{height:100%;background:var(--accent);transition:width 0.35s cubic-bezier(0.22, 0.68, 0, 1.2)}.pill-nav-wrap{display:flex;justify-content:center;padding:24px 40px 0;overflow-x:auto;scrollbar-width:none;gap:8px}.pill-nav-wrap::-webkit-scrollbar{display:none}.pill{font-family:'DM Mono', monospace;font-size:11px;padding:6px 14px;border-radius:40px;border:1.5px solid var(--border-str);background:transparent;color:var(--ink-soft);cursor:pointer;white-space:nowrap;transition:all 0.15s;flex-shrink:0}.pill:hover{border-color:var(--ink);color:var(--ink)}.pill.active{background:var(--ink);border-color:var(--ink);color:#fff}.stage{display:flex;justify-content:center;align-items:flex-start;padding:32px 40px 20px;position:relative}.stage::before,.stage::before{height:20px;bottom:26px;transform:scaleX(0.94);opacity:0.55}.stage::after{height:20px;bottom:14px;transform:scaleX(0.97);opacity:0.3}.flashcard{width:min(680px, 100%);background:var(--white);border-radius:var(--r-lg);border:1.5px solid var(--border);overflow:hidden;position:relative;animation:cardIn 0.28s cubic-bezier(0.22, 0.68, 0, 1.2) both}.card-head{display:flex;align-items:center;padding:0 22px;height:46px;border-bottom:1.5px solid var(--ink-faint);gap:10px}.card-type{font-family:'DM Mono', monospace;font-size:9px;letter-spacing:0.2em;text-transform:uppercase;padding:4px 10px;border-radius:4px;font-weight:400;background:var(--accent);color:#fff}.card-counter{margin-left:auto;font-family:'DM Mono', monospace;font-size:10px;color:var(--ink-soft);opacity:0.5;letter-spacing:0.08em}.card-body{padding:28px 28px 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12px;text-align:left;font-family:'DM Mono', monospace;font-size:9px;letter-spacing:0.16em;text-transform:uppercase;color:var(--ink-soft);font-weight:400}.card-description tbody tr{border-top:1px solid var(--border)}.card-description tbody tr:first-child{border-top:none}.card-description tbody tr:hover{background:var(--paper)}.card-description td{padding:9px 12px;vertical-align:middle;line-height:1.5}.card-description td:first-child{font-weight:600;color:var(--ink)}.card-description .rom{font-family:'DM Mono', monospace;font-size:12px;color:var(--accent)}.card-description .hi{font-weight:700;color:var(--accent)}.card-tips{background:var(--gold-light);border-top:1.5px solid rgba(201,146,26,0.15);padding:16px 22px;display:flex;gap:12px;align-items:flex-start;font-size:13px;line-height:1.65;color:var(--ink)}.tips-icon{flex-shrink:0;width:16px;height:16px;margin-top:2px;color:var(--gold)}.card-tips p{margin-bottom:6px}.card-tips 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svg{width:18px;height:18px}.nav-btn:hover:not(:disabled){border-color:var(--ink);background:var(--ink);color:#fff}.nav-btn:disabled{opacity:0.2;cursor:default}.nav-dots{display:flex;gap:6px;align-items:center}.nav-dot{width:6px;height:6px;border-radius:50%;background:var(--border-str);cursor:pointer;transition:all 0.2s;border:none;padding:0;flex-shrink:0}.nav-dot.active{background:var(--ink-soft);width:20px;border-radius:3px}.nav-dot:hover:not(.active){background:var(--ink-soft)}.kbd-hint{text-align:center;font-family:'DM Mono', monospace;font-size:10px;color:var(--ink-soft);opacity:0.4;letter-spacing:0.1em}.kbd{display:inline-block;border:1px solid var(--border-str);border-radius:4px;padding:1px 6px;font-family:'DM Mono', monospace;font-size:10px;color:var(--ink-soft);background:var(--cream)}@media (max-width: 767px){.progress-wrap{top:110px}.stage{padding:24px 20px 20px}.stage::before,.stage::after{width:calc(100% - 40px)}.pill-nav-wrap{padding:20px 20px 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.ss-item-arrow{opacity:0.6}.ss-footer{display:flex;align-items:center;gap:14px;padding:9px 16px;border-top:1px solid var(--border);flex-shrink:0}.ss-hint{font-family:'DM Mono', monospace;font-size:10px;color:var(--ink-soft);opacity:0.5;display:flex;align-items:center;gap:4px}.ss-hint kbd{font-family:'DM Mono', monospace;font-size:10px;background:var(--cream);border:1px solid var(--border-str);border-radius:4px;padding:1px 5px;color:var(--ink-soft)}.ss-status{margin-left:auto;font-family:'DM Mono', monospace;font-size:10px;letter-spacing:0.08em;color:var(--ink-soft);opacity:0.4}.ss-spinner{display:flex;align-items:center;justify-content:center;padding:48px}.ss-spinner::after{content:'';width:20px;height:20px;border:2px solid var(--border-str);border-top-color:var(--accent);border-radius:50%;animation:ss-spin 0.7s linear infinite}@keyframes ss-spin{to{transform:rotate(360deg)}}@media (max-width: 600px){.ss-backdrop{padding:0;align-items:flex-end}.ss-modal{max-height:92vh;border-radius:var(--r-lg) var(--r-lg) 0 0}.ss-hint{display:none}}.config-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:36px;flex-wrap:wrap;gap:12px}.kana-tabs{display:flex;background:var(--white);border:1.5px solid var(--border-str);border-radius:var(--r-md);overflow:hidden;width:fit-content}.kana-tab{font-family:'Bricolage Grotesque',sans-serif;font-size:15px;font-weight:700;padding:11px 32px;border:none;background:none;cursor:pointer;color:var(--ink-soft);transition:all 0.15s;display:flex;align-items:center;gap:8px}.kana-tab .tab-jp{font-family:'Noto Sans JP',sans-serif;font-size:20px;font-weight:300}.kana-tab.active{background:var(--ink);color:#fff}.kana-tab.active .tab-jp{color:#fff}.mode-toggle{display:flex;background:var(--white);border:1.5px solid var(--border-str);border-radius:var(--r-md);overflow:hidden}.mode-btn{font-family:'DM 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.row-char{color:#fff}.config-page[data-kana="hiragana"] .kana-row.prior .row-char-ro{color:rgba(232,66,26,0.6)}.config-page[data-kana="hiragana"] .kana-row.selected .row-char-ro{color:rgba(255,255,255,0.45)}.config-page[data-kana="hiragana"] .kana-row.prior .row-char-unit{border-color:rgba(232,66,26,0.12)}.config-page[data-kana="hiragana"] .kana-row.selected .row-char-unit{border-color:rgba(255,255,255,0.1)}.config-page[data-kana="hiragana"] .kana-row.prior .row-count-badge{color:rgba(232,66,26,0.7);border-color:rgba(232,66,26,0.2)}.config-page[data-kana="hiragana"] .kana-row.selected .row-count-badge{color:rgba(255,255,255,0.45);border-color:rgba(255,255,255,0.15)}.config-page[data-kana="hiragana"] .kana-row.custom-selected{border-color:var(--accent);background:var(--accent)}.config-page[data-kana="hiragana"] .kana-row.custom-selected .row-label{color:rgba(255,255,255,0.45);border-color:rgba(255,255,255,0.15)}.config-page[data-kana="hiragana"] .kana-row.custom-selected .row-char{color:#fff}.config-page[data-kana="hiragana"] .kana-row.custom-selected .row-char-ro{color:rgba(255,255,255,0.45)}.config-page[data-kana="hiragana"] .kana-row.custom-selected .row-char-unit{border-color:rgba(255,255,255,0.1)}.config-page[data-kana="hiragana"] .kana-row.custom-selected .row-count-badge{color:rgba(255,255,255,0.45);border-color:rgba(255,255,255,0.15)}.config-page[data-kana="katakana"] .kana-row.prior{border-color:var(--indigo);background:var(--indigo-light)}.config-page[data-kana="katakana"] .kana-row.selected{border-color:var(--indigo);background:var(--indigo)}.config-page[data-kana="katakana"] .kana-row.prior .row-label{color:rgba(61,59,204,0.7);border-color:rgba(61,59,204,0.2)}.config-page[data-kana="katakana"] .kana-row.selected .row-label{color:rgba(255,255,255,0.45);border-color:rgba(255,255,255,0.15)}.config-page[data-kana="katakana"] .kana-row.prior .row-char{color:var(--indigo)}.config-page[data-kana="katakana"] .kana-row.selected .row-char{color:#fff}.config-page[data-kana="katakana"] .kana-row.prior .row-char-ro{color:rgba(61,59,204,0.6)}.config-page[data-kana="katakana"] .kana-row.selected .row-char-ro{color:rgba(255,255,255,0.45)}.config-page[data-kana="katakana"] .kana-row.prior .row-char-unit{border-color:rgba(61,59,204,0.12)}.config-page[data-kana="katakana"] .kana-row.selected .row-char-unit{border-color:rgba(255,255,255,0.1)}.config-page[data-kana="katakana"] .kana-row.prior .row-count-badge{color:rgba(61,59,204,0.7);border-color:rgba(61,59,204,0.2)}.config-page[data-kana="katakana"] .kana-row.selected .row-count-badge{color:rgba(255,255,255,0.45);border-color:rgba(255,255,255,0.15)}.config-page[data-kana="katakana"] .kana-row.custom-selected{border-color:var(--indigo);background:var(--indigo)}.config-page[data-kana="katakana"] .kana-row.custom-selected .row-label{color:rgba(255,255,255,0.45);border-color:rgba(255,255,255,0.15)}.config-page[data-kana="katakana"] .kana-row.custom-selected .row-char{color:#fff}.config-page[data-kana="katakana"] .kana-row.custom-selected .row-char-ro{color:rgba(255,255,255,0.45)}.config-page[data-kana="katakana"] .kana-row.custom-selected .row-char-unit{border-color:rgba(255,255,255,0.1)}.config-page[data-kana="katakana"] .kana-row.custom-selected .row-count-badge{color:rgba(255,255,255,0.45);border-color:rgba(255,255,255,0.15)}.kana-row{display:flex;align-items:stretch;border:1.5px solid var(--border-str);border-radius:var(--r-sm);background:var(--white);overflow:hidden;cursor:pointer;transition:border-color 0.15s, background 0.15s}.kana-row:hover:not(.prior):not(.selected):not(.custom-selected){border-color:var(--ink-soft)}.kana-row.derived .row-label{font-style:italic}.row-label{font-family:'DM Mono',monospace;font-size:8px;letter-spacing:0.18em;text-transform:uppercase;color:var(--ink-soft);padding:0 12px;min-width:44px;display:flex;align-items:center;justify-content:center;border-right:1px solid var(--border);flex-shrink:0;transition:color 0.15s, border-color 0.15s}.row-chars{display:flex;align-items:center;padding:8px 14px;flex:1;transition:transform 0.15s}.kana-row.selected .row-chars,.kana-row.custom-selected .row-chars{transform:scale(1.02)}.row-char-unit{display:flex;flex-direction:column;align-items:center;gap:3px;padding:4px 30px;border-right:1px solid var(--border)}.row-char-unit:last-child{border-right:none}.row-char{font-family:'Noto Sans JP',sans-serif;font-size:24px;font-weight:300;color:var(--ink);line-height:1;transition:color 0.15s}.row-char.combo{font-size:18px;letter-spacing:-1px}.row-char-ro{font-family:'DM Mono',monospace;font-size:9px;letter-spacing:0.06em;color:var(--ink-soft);transition:color 0.15s}.row-count-badge{font-family:'DM Mono',monospace;font-size:8px;letter-spacing:0.08em;color:var(--ink-soft);padding:0 14px;display:flex;align-items:center;white-space:nowrap;flex-shrink:0;border-left:1px solid var(--border);transition:color 0.15s, border-color 0.15s}.learn-btn-wrap{position:relative;margin-bottom:0}.learn-btn-wrap.sticky{position:sticky;bottom:0;padding:16px 0 24px;background:linear-gradient(to bottom, transparent 0%, var(--paper) 30%);z-index:10}.learn-btn{width:100%;height:72px;background:var(--ink);color:#fff;border:none;border-radius:var(--r-md);font-family:'Bricolage Grotesque',sans-serif;font-size:18px;font-weight:800;cursor:pointer;transition:transform 0.15s, background 0.15s;letter-spacing:-0.01em;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px}.learn-btn:hover:not(:disabled){background:#1a1928;transform:translateY(-2px)}.learn-btn:active{transform:translateY(0)}.learn-btn:disabled{opacity:0.45;cursor:not-allowed;transform:none}.learn-btn-label{display:flex;align-items:center;gap:8px}.learn-btn-hint{font-size:12px;font-weight:300;opacity:0.45;font-family:'DM Mono',monospace;letter-spacing:0.06em}.learn-btn-count{font-family:'DM Mono',monospace;font-size:11px;font-weight:300;opacity:0.55;letter-spacing:0.1em}.memorize-page{max-width:680px;margin:0 auto;padding:44px 44px 80px}.memorize-lede{margin-bottom:36px;text-align:center}.memorize-eyebrow{font-family:'DM Mono',monospace;font-size:9px;letter-spacing:0.26em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:10px}.memorize-title{font-size:26px;font-weight:800;color:var(--ink);letter-spacing:-0.02em;margin-bottom:4px}.memorize-sub{font-family:'DM Mono',monospace;font-size:11px;color:var(--ink-soft);letter-spacing:0.08em}.new-row-card{background:var(--white);border:1.5px solid var(--border-str);border-radius:var(--r-lg);overflow:hidden;margin-bottom:12px;animation:revealUp 0.3s ease both;border-top-width:3px}.memorize-page[data-kana="hiragana"] .new-row-card{border-top-color:var(--accent)}.memorize-page[data-kana="katakana"] .new-row-card{border-top-color:var(--indigo)}.mem-section-label{font-family:'DM 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Mono',monospace;font-size:11px;letter-spacing:0.14em;color:var(--ink-soft)}.prior-rows-section{margin-bottom:28px}.prior-chars-grid{display:flex;gap:6px;flex-wrap:wrap;justify-content:center}.prior-char-pill{display:flex;flex-direction:column;align-items:center;gap:3px;padding:7px 10px;border-radius:var(--r-sm);border:1.5px solid var(--border);background:var(--white)}.memorize-page[data-kana="hiragana"] .prior-char-pill{background:var(--accent-light);border-color:rgba(232,66,26,0.2)}.memorize-page[data-kana="katakana"] .prior-char-pill{background:var(--indigo-light);border-color:rgba(61,59,204,0.2)}.prior-char-pill .pc-jp{font-family:'Noto Sans JP',sans-serif;font-size:18px;font-weight:300;color:var(--ink)}.memorize-page[data-kana="hiragana"] .prior-char-pill .pc-jp{color:var(--accent)}.memorize-page[data-kana="katakana"] .prior-char-pill .pc-jp{color:var(--indigo)}.prior-char-pill .pc-jp.combo{font-size:14px;letter-spacing:-1px}.prior-char-pill .pc-ro{font-family:'DM Mono',monospace;font-size:8px;letter-spacing:0.1em;color:var(--ink-soft)}.start-quiz-btn{width:100%;height:64px;background:var(--ink);color:#fff;border:none;border-radius:var(--r-md);font-family:'Bricolage Grotesque',sans-serif;font-size:18px;font-weight:800;cursor:pointer;transition:transform 0.15s, background 0.15s;letter-spacing:-0.01em}.start-quiz-btn:hover{background:#1a1928;transform:translateY(-2px)}.start-quiz-btn:active{transform:translateY(0)}.config-page{max-width:820px;margin:0 auto;padding:40px 44px 20px}@media (max-width: 768px){.row-char-unit{padding:4px 10px}.config-page{padding:40px 24px 20px}.new-row-char{font-size:36px}.new-row-chars{padding:20px 14px 28px}.new-row-char-card{padding:0 13px}.word-display.english-word{font-size:34px}}