@import"https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=DM+Serif+Display:ital@0;1&family=Noto+Sans+KR:wght@400;500;700&display=swap";.login-container{min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:1.5rem}.login-shell{width:min(100%,460px)}.login-brand{display:flex;flex-direction:column;align-items:center;gap:1rem;margin-bottom:2.35rem;text-align:center}.login-brand-mark{width:3.5rem;height:3.5rem;display:grid;place-items:center}.login-brand-copy{display:flex;flex-direction:column;gap:.35rem}.login-title{margin:0;color:var(--text-primary);font-size:clamp(1.95rem,6vw,2.2rem);font-family:var(--font-latin-sans);font-weight:400;letter-spacing:-.02em;line-height:1}.login-subtitle{margin:0;color:var(--text-muted);font-size:.88rem}.login-card{background:linear-gradient(180deg,color-mix(in srgb,var(--bg-elevated) 92%,transparent),var(--bg-secondary));border:1px solid var(--border-color);border-radius:28px;padding:1.8rem;box-shadow:0 24px 80px var(--shadow-heavy);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px)}.login-form{display:flex;flex-direction:column;gap:1.2rem}.form-group{display:flex;flex-direction:column;gap:.45rem}.form-group label{color:var(--text-muted);font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.form-group input{width:100%;padding:.9rem 1rem;border:1px solid var(--border-medium);border-radius:14px;background:var(--bg-input);color:var(--text-primary);transition:border-color .16s ease,box-shadow .16s ease,background-color .16s ease}.form-group input:focus{outline:none;border-color:color-mix(in srgb,var(--accent-primary) 58%,white);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent-primary) 18%,transparent)}.form-group input::placeholder{color:var(--text-disabled)}.form-group-checkbox{display:flex;align-items:center;margin-top:-.15rem}.checkbox-label{display:inline-flex;align-items:center;gap:.6rem;cursor:pointer;color:var(--text-secondary);font-size:.92rem}.checkbox-label input[type=checkbox]{width:1rem;height:1rem;accent-color:var(--accent-primary)}.checkbox-label span{-webkit-user-select:none;user-select:none}.error-message{border:1px solid var(--error-border);border-radius:14px;background:var(--error-bg);color:#ff9191;padding:.85rem .95rem;font-size:.92rem}.login-submit{width:100%;margin-top:.15rem}.login-google-button{display:inline-flex;align-items:center;justify-content:center;gap:.65rem}.login-google-button svg{display:block}.login-helper{margin:.85rem 0 0;color:var(--text-muted);font-size:.82rem;text-align:center;line-height:1.5}@media (max-width: 640px){.login-container{padding:1rem}.login-brand{margin-bottom:1.7rem}.login-card{padding:1.45rem;border-radius:24px}}.app{min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:max(1rem,env(safe-area-inset-top)) 1rem max(1rem,env(safe-area-inset-bottom))}.app-top{align-items:flex-start;padding-top:max(1.5rem,env(safe-area-inset-top) + .5rem)}.container{width:min(100%,760px);display:flex;flex-direction:column;gap:1rem}.home-container{width:min(100%,440px)}.study-container{width:min(100%,500px)}.input-container{width:min(100%,1180px);max-width:100%;min-width:0}.stats-container{width:min(100%,680px)}.settings-container{width:min(100%,480px)}.settings-group{display:flex;flex-direction:column;gap:.45rem}.settings-group-card{padding:0;overflow:hidden}.settings-row{display:flex;align-items:center;gap:.9rem;padding:.9rem 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srgb,var(--accent-primary) 12%,transparent);color:var(--accent-primary);font-size:.68rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;border:1px solid color-mix(in srgb,var(--accent-primary) 28%,transparent);flex-shrink:0}.settings-row-label{flex:1;font-size:.9rem;font-weight:500;color:var(--text-primary)}.settings-row-copy{flex:1;display:flex;flex-direction:column;gap:.18rem;min-width:0}.settings-row-sublabel{font-size:.78rem;color:var(--text-muted);line-height:1.4}.settings-row-chevron{font-size:1.3rem;color:var(--text-faint);line-height:1;flex-shrink:0}.settings-group-card-danger{border-color:color-mix(in srgb,#e53e3e 35%,var(--border-color))}.settings-danger-kicker{color:#c53030}[data-theme=dark] .settings-danger-kicker{color:#fc8181}.settings-row-danger:hover{background:color-mix(in srgb,#e53e3e 6%,transparent)}.settings-row-label-danger{color:#c53030}[data-theme=dark] .settings-row-label-danger{color:#fc8181}.settings-row-sublabel{color:var(--text-muted)}.settings-row-chevron-danger{color:color-mix(in srgb,#e53e3e 60%,transparent)}[data-theme=dark] .settings-row-chevron-danger{color:color-mix(in srgb,#fc8181 50%,transparent)}.settings-select-input{appearance:none;-webkit-appearance:none;-moz-appearance:none;flex-shrink:0;min-width:4.5rem;padding:.5rem 2rem .5rem .85rem;border-radius:8px;border:1px solid var(--border-color);background-color:var(--surface-soft);background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8' fill='none' stroke='%23888' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'><polyline points='2,2 6,6 10,2'/></svg>");background-repeat:no-repeat;background-position:right .7rem center;background-size:.7rem;color:var(--text-primary);font-size:.95rem;font-weight:600;font-variant-numeric:tabular-nums;text-align:left;cursor:pointer;transition:border-color .15s 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p{margin:0;color:var(--text-tertiary);font-size:.95rem;line-height:1.6}.empty-state-actions{display:flex;justify-content:center;gap:.7rem;flex-wrap:wrap;margin-top:.25rem}.empty-state-action-button{min-width:8.5rem}.badge{display:inline-flex;align-items:center;justify-content:center;min-height:1.85rem;padding:.3rem .75rem;border-radius:999px;font-size:.76rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase}.badge-accent{background:color-mix(in srgb,var(--accent-primary) 16%,transparent);color:color-mix(in srgb,var(--accent-primary) 88%,white)}.badge-green{background:color-mix(in srgb,#2ea66f 18%,transparent);color:#52cc8e}.badge-orange{background:color-mix(in srgb,var(--accent-warm) 18%,transparent);color:color-mix(in srgb,var(--accent-warm) 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1.25rem;color:var(--expression-accent);font-family:var(--font-latin-serif);font-size:clamp(2.35rem,6vw,3.65rem);line-height:1.02;text-align:center;letter-spacing:.01em}.study-expression-text{width:100%;padding:0;color:var(--text-primary);font-family:var(--font-latin-sans);font-size:1.75rem;font-weight:400;line-height:1.3;letter-spacing:-.01em}.hidden{filter:blur(4px);color:var(--text-primary);opacity:.4;-webkit-user-select:none;user-select:none}.details{display:flex;flex-direction:column;gap:1.2rem}.meaning{color:var(--text-secondary);font-size:clamp(1.15rem,3vw,1.45rem);font-weight:700;line-height:1.5}.study-meaning{margin-bottom:0;color:var(--text-secondary);font-size:1.15rem;font-weight:500;text-align:center;letter-spacing:-.01em}.study-description{margin-top:-.3rem}.description{color:var(--text-tertiary);font-size:.98rem;line-height:1.75}.study-description .description{font-size:.88rem;line-height:1.7}.ai-badge-inline{display:inline-flex;align-items:center;align-self:flex-start;margin-left:.55rem;padding:.18rem .45rem;border-radius:999px;background:color-mix(in srgb,var(--accent-warm) 18%,transparent);color:color-mix(in srgb,var(--accent-warm) 88%,white);font-size:.68rem;font-style:normal;font-weight:700;letter-spacing:.04em;text-transform:uppercase}.examples{display:flex;flex-direction:column;gap:.85rem}.study-examples{margin-top:.4rem;gap:.48rem}.example-row{padding:.62rem .9rem;border:1px solid var(--border-color);border-radius:18px;background:color-mix(in srgb,var(--surface-soft) 96%,transparent)}.study-example-card{border-radius:10px;background:var(--bg-tertiary)}.example-item{width:100%;display:flex;align-items:flex-start;border:none;background:transparent;padding:0;text-align:left;cursor:pointer;color:var(--text-secondary)}.example-item:hover{color:var(--text-primary)}.example-text{white-space:pre-line}.example-text-original{font-family:var(--font-latin-sans);font-size:.99rem;line-height:1.7}.study-example-card .example-text-original{color:var(--text-secondary);font-size:.95rem;font-style:italic;line-height:1.6}.example-translation,.example-translation-error{display:flex;align-items:flex-start;margin-top:.2rem;font-size:.92rem;line-height:1.65}.example-translation{color:var(--text-tertiary)}.example-translation-error{color:#e18f8f}.study-timeline-wrap{margin-top:.56rem;padding-top:.56rem;border-top:1px solid var(--border-color)}.study-interval-row{display:grid;align-items:center;margin-bottom:.3rem}.study-interval-dot-spacer{width:22px;flex:0 0 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#8a90aa;--text-faint: #707690;--text-disabled: #5a6079;--expression-accent: #7ca2ff;--accent-primary: #7ca2ff;--accent-secondary: #8bffd8;--accent-warm: #ffba69;--border-color: rgba(255, 255, 255, .08);--border-medium: rgba(255, 255, 255, .14);--border-light: rgba(255, 255, 255, .18);--shadow-color: rgba(0, 0, 0, .28);--shadow-heavy: rgba(0, 0, 0, .42);--timeline-bg: rgba(255, 255, 255, .08);--error-bg: rgba(145, 36, 36, .18);--error-border: rgba(255, 106, 106, .25);--success-bg: rgba(76, 175, 124, .16);--font-latin-sans: "DM Sans", "Noto Sans KR", sans-serif;--font-latin-serif: "DM Serif Display", "Times New Roman", serif;--font-korean: "Noto Sans KR", "DM Sans", sans-serif;--page-gradient: radial-gradient(circle at top left, rgba(124, 162, 255, .18), transparent 28%), radial-gradient(circle at top right, rgba(109, 246, 197, .14), transparent 24%), linear-gradient(180deg, #12131a 0%, #0b0d12 100%)}[data-theme=light]{color-scheme:light;--bg-primary: #f4f1e9;--bg-secondary: rgba(255, 255, 255, .86);--bg-tertiary: rgba(250, 247, 241, .92);--bg-elevated: rgba(255, 255, 255, .97);--bg-input: rgba(247, 244, 238, .95);--surface-strong: rgba(24, 28, 38, .08);--surface-soft: rgba(24, 28, 38, .04);--text-primary: #1c1d24;--text-secondary: #313444;--text-tertiary: #555b72;--text-muted: #70768b;--text-faint: #8f94a8;--text-disabled: #b0b5c6;--expression-accent: #385cbf;--accent-primary: #385cbf;--accent-secondary: #168f72;--accent-warm: #c57a18;--border-color: rgba(24, 28, 38, .08);--border-medium: rgba(24, 28, 38, .12);--border-light: rgba(24, 28, 38, .16);--shadow-color: rgba(29, 33, 46, .08);--shadow-heavy: rgba(29, 33, 46, .14);--timeline-bg: rgba(24, 28, 38, .1);--error-bg: rgba(219, 91, 91, .12);--error-border: rgba(219, 91, 91, .24);--success-bg: rgba(40, 155, 93, .12);--page-gradient: radial-gradient(circle at top left, rgba(76, 113, 219, .15), transparent 32%), radial-gradient(circle at top right, rgba(47, 157, 127, .12), transparent 26%), linear-gradient(180deg, #f4f1e9 0%, #ebe7df 100%)}html,body,#root{min-height:100vh;width:100%;overflow-x:hidden}body{font-family:var(--font-korean);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--text-primary);background:var(--page-gradient);transition:background-color .3s ease,color .3s ease}button,input,textarea,select{font:inherit}button{color:inherit}