:root{--text:#6b6375;--text-h:#08060d;--bg:#fff;--border:#e5e4e7;--code-bg:#f4f3ec;--accent:#aa3bff;--accent-bg:#aa3bff1a;--accent-border:#aa3bff80;--social-bg:#f4f3ec80;--shadow:#0000001a 0 10px 15px -3px, #0000000d 0 4px 6px -2px;--sans:system-ui, "Segoe UI", Roboto, sans-serif;--heading:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;font:18px/145% var(--sans);letter-spacing:.18px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}@media (width<=1024px){:root{font-size:16px}}@media (prefers-color-scheme:dark){:root{--text:#9ca3af;--text-h:#f3f4f6;--bg:#16171d;--border:#2e303a;--code-bg:#1f2028;--accent:#c084fc;--accent-bg:#c084fc26;--accent-border:#c084fc80;--social-bg:#2f303a80;--shadow:#0006 0 10px 15px -3px, #00000040 0 4px 6px -2px}#social .button-icon{filter:invert()brightness(2)}}#root{text-align:center;border-inline:1px solid var(--border);box-sizing:border-box;flex-direction:column;width:1126px;max-width:100%;min-height:100svh;margin:0 auto;display:flex}body{margin:0}h1,h2{font-family:var(--heading);color:var(--text-h);font-weight:500}h1{letter-spacing:-1.68px;margin:32px 0;font-size:56px}@media (width<=1024px){h1{margin:20px 0;font-size:36px}}h2{letter-spacing:-.24px;margin:0 0 8px;font-size:24px;line-height:118%}@media (width<=1024px){h2{font-size:20px}}p{margin:0}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--code-bg);padding:4px 8px;font-size:15px;line-height:135%}.landing{box-sizing:border-box;flex-direction:column;align-items:center;gap:48px;min-height:100svh;padding:64px 24px;display:flex}.landing-hero{text-align:center;flex-direction:column;align-items:center;gap:12px;display:flex}.landing-flag{font-size:72px;line-height:1}.landing-title{letter-spacing:-2px;color:var(--text-h);margin:0;font-size:56px;font-weight:700}.landing-subtitle{color:var(--accent);margin:0;font-size:22px;font-weight:500}.landing-description{color:var(--text);max-width:440px;margin:8px 0 0;font-size:18px}.landing-cards{flex-wrap:wrap;justify-content:center;gap:24px;display:flex}.mode-card{border:1px solid var(--border);color:inherit;background:var(--bg);text-align:center;border-radius:16px;flex-direction:column;align-items:center;gap:12px;min-width:240px;padding:40px 48px;text-decoration:none;transition:border-color .15s,box-shadow .15s,transform .15s;display:flex}.mode-card:hover{border-color:var(--accent-border);box-shadow:var(--shadow);transform:translateY(-2px)}.mode-card-icon{font-size:48px;line-height:1}.mode-card h2{color:var(--text-h);margin:0;font-size:24px;font-weight:600}.mode-card p{color:var(--text);max-width:220px;font-size:15px}.mode-card-cta{color:var(--accent);margin-top:4px;font-size:15px;font-weight:600}.flashcards-page{box-sizing:border-box;flex-direction:column;align-items:center;gap:24px;min-height:100svh;padding:40px 24px;display:flex}.flashcards-header{align-items:center;gap:16px;width:100%;max-width:480px;display:flex}.flashcards-header h1{color:var(--text-h);flex:1;margin:0;font-size:28px;font-weight:700}.back-link{color:var(--accent);white-space:nowrap;font-size:15px;font-weight:600;text-decoration:none}.back-link:hover{text-decoration:underline}.card-count{color:var(--text);white-space:nowrap;font-size:15px}.card-scene{perspective:1000px;cursor:pointer;width:480px;max-width:100%;height:300px}.card{width:100%;height:100%;transform-style:preserve-3d;transition:transform .45s cubic-bezier(.4,0,.2,1);position:relative}.card--flipped{transform:rotateY(180deg)}.card-face{border:1px solid var(--border);background:var(--code-bg);backface-visibility:hidden;box-shadow:var(--shadow);box-sizing:border-box;border-radius:20px;flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:32px;display:flex;position:absolute;inset:0}.card-back{background:var(--accent-bg);border-color:var(--accent-border);transform:rotateY(180deg)}.card-type-badge{text-transform:uppercase;letter-spacing:.1em;border-radius:999px;padding:3px 10px;font-size:11px;font-weight:700;position:absolute;top:20px}.card-type-badge--consonant{color:#6366f1;background:#6366f11f}.card-type-badge--vowel{color:#ec4899;background:#ec48991f}.card-type-badge--number{color:#16a34a;background:#22c55e1f}.card-type-badge--native{color:#ea6a0a;background:#f973161f}.card-character{color:var(--text-h);margin:0;font-size:96px;font-weight:700;line-height:1}.card-character--back{color:var(--accent);font-size:48px}.card-name{color:var(--text-h);margin:0;font-size:22px;font-weight:600}.card-romanization-large{color:var(--text);margin:0;font-size:18px}.card-hint-text{color:var(--text);opacity:.5;margin:0;font-size:13px;position:absolute;bottom:20px}.card-nav{gap:16px;display:flex}.nav-btn{border:1px solid var(--border);background:var(--bg);color:var(--text-h);cursor:pointer;border-radius:8px;padding:10px 24px;font-size:15px;font-weight:600;transition:border-color .15s,box-shadow .15s}.nav-btn:hover:not(:disabled){border-color:var(--accent-border);box-shadow:var(--shadow)}.nav-btn:disabled{opacity:.35;cursor:not-allowed}.nav-btn--active{background:var(--color-primary,#6366f1);color:#fff;border-color:var(--color-primary,#6366f1)}