@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--primary: #6366f1;--primary-light: #818cf8;--primary-dark: #4f46e5;--primary-alpha: rgba(99, 102, 241, .12);--primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);--shadow-primary: 0 4px 16px rgba(99, 102, 241, .25);--accent: #f59e0b;--accent-gradient: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);--success: #22c55e;--success-bg: rgba(34, 197, 94, .1);--warning: #f59e0b;--warning-bg: rgba(245, 158, 11, .1);--error: #ef4444;--error-bg: rgba(239, 68, 68, .1);--bg: #f8f9fc;--bg-gradient: linear-gradient(160deg, #f0f0ff 0%, #f8f9fc 50%, #fdf2f8 100%);--surface: #ffffff;--surface-dim: #f1f3f9;--surface-elevated: rgba(255, 255, 255, .85);--text-primary: #1a1a2e;--text-secondary: #64748b;--text-tertiary: #94a3b8;--border: #e2e8f0;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .06);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .1)}@media(prefers-color-scheme:dark){:root{--bg: #0f0f1a;--bg-gradient: linear-gradient(160deg, #0f0f1a 0%, #1a1a2e 50%, #1e1328 100%);--surface: #1e1e32;--surface-dim: #16162a;--surface-elevated: rgba(30, 30, 50, .9);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-tertiary: #64748b;--border: #2d2d4a;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .2);--shadow-md: 0 4px 12px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .4);--primary-alpha: rgba(99, 102, 241, .2);--success-bg: rgba(34, 197, 94, .15);--warning-bg: rgba(245, 158, 11, .15);--error-bg: rgba(239, 68, 68, .15)}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text-primary);line-height:1.5;min-height:100vh;overflow-x:hidden}.app{min-height:100vh;position:relative}.theme-florr{--primary: #65b84f;--primary-light: #87d36b;--primary-dark: #3c8f34;--primary-alpha: rgba(101, 184, 79, .15);--primary-gradient: linear-gradient(135deg, #72c653 0%, #43a046 100%);--shadow-primary: 0 4px 16px rgba(67, 160, 70, .28);--accent: #f6c85f;--accent-gradient: linear-gradient(135deg, #f6c85f 0%, #f59f4c 100%);--bg: #f5fbf2;--bg-gradient: linear-gradient(160deg, #f2ffe9 0%, #f7fbf2 55%, #eef8ff 100%);--surface-dim: #eaf4e4;--surface-elevated: rgba(255, 255, 255, .92)}.theme-florr .today-page,.theme-florr .wordlist-page,.theme-florr .progress-page,.theme-florr .settings-page{background:radial-gradient(circle at 12% 6%,rgba(246,200,95,.18),transparent 28%),radial-gradient(circle at 90% 0%,rgba(101,184,79,.18),transparent 24%)}.theme-florr .stat-card,.theme-florr .list-card,.theme-florr .selection-panel,.theme-florr .word-item,.theme-florr .progress-section,.theme-florr .summary-card,.theme-florr .settings-section,.theme-florr .today-report-card,.theme-florr .today-overview,.theme-florr .complete-stat,.theme-florr .complete-details{border:1px solid rgba(101,184,79,.16)}.rarity-badge{border-radius:999px;padding:4px 8px;font-size:11px;font-weight:700;white-space:nowrap}.rarity-common{background:#edf0ed;color:#5d6b5d}.rarity-rare{background:#dcefff;color:#1f6fb2}.rarity-epic{background:#efe2ff;color:#7b36c6}.rarity-legendary{background:#fff0c7;color:#a86500}.btn-primary{display:block;width:100%;padding:14px 24px;background:var(--primary-gradient);color:#fff;border:none;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;transition:transform .15s,box-shadow .15s;text-align:center;font-family:inherit}.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-primary)}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.loading-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;background:var(--bg);color:var(--text-secondary)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}::selection{background:var(--primary-alpha);color:var(--primary-dark)}:focus-visible{outline:2px solid var(--primary);outline-offset:2px}@supports (padding-bottom: env(safe-area-inset-bottom)){.app{padding-bottom:env(safe-area-inset-bottom)}}.tab-bar{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:space-around;align-items:center;height:60px;background:var(--surface-elevated);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom,0);z-index:100;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}.tab-item{display:flex;flex-direction:column;align-items:center;justify-content:center;text-decoration:none;color:var(--text-tertiary);font-size:10px;gap:2px;flex:1;padding:6px 0;transition:color .2s;-webkit-tap-highlight-color:transparent}.tab-item.active{color:var(--primary)}.tab-icon{font-size:22px;line-height:1}.tab-label{font-weight:500;letter-spacing:.5px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-gradient);padding:20px}.login-container{width:100%;max-width:400px;background:var(--surface);border-radius:24px;padding:40px 32px;box-shadow:var(--shadow-lg)}.login-header{text-align:center;margin-bottom:32px}.login-logo{font-size:56px;margin-bottom:8px;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.login-header h1{font-size:28px;font-weight:700;color:var(--text-primary);margin:0}.login-subtitle{color:var(--text-secondary);font-size:14px;margin-top:4px}.login-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.form-group input{padding:14px 16px;border:2px solid var(--border);border-radius:12px;font-size:16px;background:var(--surface-dim);color:var(--text-primary);transition:border-color .2s,box-shadow .2s;outline:none}.form-group input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-alpha)}.form-error{background:var(--error-bg);color:var(--error);padding:12px 16px;border-radius:10px;font-size:14px;text-align:center}.form-success{background:var(--success-bg);color:var(--success);padding:12px 16px;border-radius:10px;font-size:14px;text-align:center}.login-toggle{text-align:center;margin-top:20px}.btn-link{background:none;border:none;color:var(--primary);cursor:pointer;font-size:14px;font-weight:500;padding:0}.btn-link:hover{text-decoration:underline}.today-page{padding:20px 16px 80px;max-width:480px;margin:0 auto}.today-header{margin-bottom:24px}.florr-logo{width:48px;height:48px;display:block;margin-bottom:8px;image-rendering:pixelated}.today-header h1{font-size:28px;font-weight:700;color:var(--text-primary);margin:0}.today-date{color:var(--text-secondary);font-size:14px;margin-top:4px}.streak-banner{display:flex;align-items:center;gap:12px;background:var(--surface);border-radius:16px;padding:14px 16px;margin-bottom:16px;box-shadow:var(--shadow-sm)}.streak-icon{font-size:28px;filter:grayscale(1);opacity:.55}.streak-banner.active .streak-icon{filter:none;opacity:1}.streak-text{display:flex;flex-direction:column}.streak-text strong{font-size:16px;color:var(--text-primary)}.streak-text span{font-size:12px;color:var(--text-secondary);margin-top:2px}.goal-card{display:flex;align-items:center;gap:16px;background:var(--surface);border-radius:16px;padding:14px 16px;margin-bottom:16px;box-shadow:var(--shadow-sm)}.goal-ring{position:relative;width:80px;height:80px;flex-shrink:0}.goal-ring svg{transform:rotate(-90deg)}.goal-ring-track{fill:none;stroke:var(--border);stroke-width:8}.goal-ring-fill{fill:none;stroke:var(--primary);stroke-width:8;stroke-linecap:round;transition:stroke-dashoffset .6s ease}.goal-ring.achieved .goal-ring-fill{stroke:var(--success)}.goal-ring.achieved svg{animation:goal-pop .5s ease-out}@keyframes goal-pop{0%{transform:rotate(-90deg) scale(.8)}60%{transform:rotate(-90deg) scale(1.12)}to{transform:rotate(-90deg) scale(1)}}.goal-ring-center{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;color:var(--text-primary)}.goal-text{display:flex;flex-direction:column;min-width:0}.goal-text strong{font-size:16px;color:var(--text-primary)}.goal-text span{font-size:12px;color:var(--text-secondary);margin-top:2px}.goal-text .goal-bonus{color:var(--accent);font-weight:600;margin-top:6px}.today-loading{display:flex;justify-content:center;padding:60px 0}.today-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:24px}.stat-card{background:var(--surface);border-radius:16px;padding:20px 16px;text-align:center;position:relative;overflow:hidden;box-shadow:var(--shadow-sm)}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px}.stat-review:before{background:var(--primary)}.stat-new:before{background:var(--accent)}.stat-time:before{background:var(--warning)}.stat-number{font-size:32px;font-weight:700;color:var(--text-primary);line-height:1}.stat-label{font-size:12px;color:var(--text-secondary);margin-top:4px;font-weight:500}.stat-icon{position:absolute;top:8px;right:8px;font-size:16px;opacity:.5}.today-actions{margin-bottom:24px;display:flex;flex-direction:column;gap:12px}.btn-start{width:100%;padding:20px;background:var(--primary-gradient);color:#fff;border:none;border-radius:16px;font-size:18px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:12px;transition:transform .15s,box-shadow .15s;box-shadow:var(--shadow-primary)}.btn-start:hover{transform:translateY(-2px);box-shadow:0 8px 24px var(--primary-alpha)}.btn-start:active{transform:translateY(0)}.btn-start-icon{font-size:24px}.btn-start-count{font-size:13px;font-weight:400;opacity:.8}.btn-start-new{background:var(--surface);color:var(--text-primary);box-shadow:var(--shadow-sm)}.btn-start-new:hover{box-shadow:var(--shadow-md)}.today-complete{text-align:center;padding:40px 20px;background:var(--surface);border-radius:16px;margin-bottom:24px}.complete-icon{font-size:56px;margin-bottom:12px}.today-complete h2{margin:0;color:var(--text-primary)}.today-complete p{color:var(--text-secondary);margin-top:8px}.today-report-card{background:var(--surface);border-radius:16px;padding:20px;margin-bottom:16px;box-shadow:var(--shadow-sm)}.today-report-card h3{margin:0 0 16px;font-size:16px;color:var(--text-primary)}.report-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.report-item{text-align:center}.report-value{display:block;font-size:20px;font-weight:700;color:var(--primary)}.report-label{font-size:11px;color:var(--text-secondary)}.report-hardest{margin-top:12px;padding-top:12px;border-top:1px solid var(--border);font-size:13px;color:var(--text-secondary)}.today-overview{background:var(--surface);border-radius:16px;padding:16px 20px;box-shadow:var(--shadow-sm)}.overview-item{display:flex;justify-content:space-between;align-items:center;font-size:14px;color:var(--text-secondary)}.overview-item strong{color:var(--text-primary)}.study-card{background:var(--surface);border-radius:20px;padding:32px 24px;max-width:480px;width:100%;margin:0 auto;box-shadow:var(--shadow-lg);animation:cardIn .3s ease-out;position:relative;overflow:hidden}@keyframes cardIn{0%{opacity:0;transform:translateY(20px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.card-phase-label{position:absolute;top:16px;right:16px;font-size:11px;font-weight:600;color:var(--primary);background:var(--primary-alpha);padding:4px 10px;border-radius:20px;letter-spacing:.5px;text-transform:uppercase}.card-word{display:flex;align-items:center;justify-content:center;gap:16px;margin:24px 0 8px}.word-text{font-size:40px;font-weight:700;color:var(--text-primary);letter-spacing:-.5px}.btn-speak{background:var(--surface-dim);border:none;border-radius:50%;width:44px;height:44px;font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,transform .15s;flex-shrink:0}.btn-speak:hover{background:var(--primary-alpha);transform:scale(1.1)}.btn-speak:active{transform:scale(.95)}.card-phonetic{text-align:center;color:var(--text-secondary);font-size:16px;margin-bottom:24px;font-family:serif}.card-action-area{text-align:center;margin-top:32px}.hint-text{color:var(--text-tertiary);font-size:14px;margin-bottom:20px}.btn-reveal{padding:16px 40px;background:var(--surface-dim);border:2px solid var(--border);border-radius:14px;font-size:16px;font-weight:600;color:var(--text-primary);cursor:pointer;transition:all .2s}.btn-reveal:hover{background:var(--primary-alpha);border-color:var(--primary);color:var(--primary)}.card-answer-area{margin-top:20px;animation:fadeIn .3s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.card-meaning{text-align:center;font-size:24px;font-weight:600;color:var(--text-primary);margin-bottom:16px;padding:16px;background:var(--surface-dim);border-radius:12px}.card-example{font-size:14px;color:var(--text-secondary);padding:12px 16px;background:var(--surface-dim);border-radius:10px;margin-bottom:24px;line-height:1.5}.example-label{display:block;font-size:11px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.learn-meaning{text-align:center;font-size:22px;font-weight:600;color:var(--text-primary);margin:20px 0 12px;padding:16px;background:var(--surface-dim);border-radius:12px;display:flex;flex-direction:column;gap:6px}.learn-example{margin-bottom:24px}.learn-example-target{color:var(--primary);font-weight:700}.btn-learn-continue{width:100%;padding:16px;background:var(--primary-gradient);border:none;border-radius:14px;font-size:16px;font-weight:700;color:#fff;cursor:pointer;transition:transform .15s;box-shadow:var(--shadow-primary)}.btn-learn-continue:active{transform:scale(.98)}.card-eval-buttons{display:grid;grid-template-columns:1fr 1fr;gap:12px}.btn-eval{padding:16px;border:none;border-radius:14px;font-size:16px;font-weight:600;cursor:pointer;transition:transform .15s,box-shadow .15s}.btn-eval:active{transform:scale(.97)}.btn-know{background:var(--success-bg);color:var(--success)}.btn-know:hover{box-shadow:0 4px 12px #22c55e33}.btn-dont-know{background:var(--error-bg);color:var(--error)}.btn-dont-know:hover{box-shadow:0 4px 12px #ef444433}.card-meaning-display{display:flex;align-items:center;justify-content:center;gap:16px;margin:24px 0 32px}.meaning-text{font-size:28px;font-weight:700;color:var(--text-primary)}.spelling-form{display:flex;gap:8px;margin-bottom:16px}.spelling-input{flex:1;padding:16px 20px;border:2px solid var(--border);border-radius:14px;font-size:20px;background:var(--surface-dim);color:var(--text-primary);outline:none;transition:border-color .2s,box-shadow .2s;text-align:center;letter-spacing:2px;font-family:Inter,monospace}.spelling-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-alpha)}.spelling-input.input-correct{border-color:var(--success);background:var(--success-bg)}.spelling-input.input-incorrect{border-color:var(--error);background:var(--error-bg);animation:shake .5s}@keyframes shake{0%,to{transform:translate(0)}20%,60%{transform:translate(-6px)}40%,80%{transform:translate(6px)}}.btn-submit-spelling{width:56px;background:var(--primary);color:#fff;border:none;border-radius:14px;font-size:24px;cursor:pointer;transition:transform .15s;flex-shrink:0}.btn-submit-spelling:hover{transform:scale(1.05)}.spelling-feedback{display:flex;align-items:center;gap:12px;padding:16px;border-radius:12px;font-size:16px;font-weight:600;margin-bottom:8px;animation:fadeIn .3s ease-out}.spelling-feedback.correct{background:var(--success-bg);color:var(--success)}.spelling-feedback.incorrect{background:var(--error-bg);color:var(--error);flex-direction:column;align-items:flex-start}.spelling-feedback.corrected{background:var(--success-bg);color:var(--success)}.feedback-icon{font-size:24px}.feedback-content{display:flex;flex-direction:column;gap:4px}.correct-word{font-size:22px;letter-spacing:2px;color:var(--text-primary)}.correction-hint{font-size:13px;font-weight:400;color:var(--text-secondary);margin:0}.hint-keyboard{text-align:center;font-size:12px;color:var(--text-tertiary);margin-top:8px}.usage-target{text-align:center;margin:20px 0 24px}.usage-target-label,.usage-prompt-label,.usage-reference span{display:block;font-size:12px;font-weight:600;color:var(--text-tertiary);margin-bottom:6px}.usage-target-word{display:flex;align-items:center;justify-content:center;gap:12px;font-size:34px;font-weight:700;color:var(--text-primary)}.usage-meaning{margin-top:8px;color:var(--text-secondary);font-size:15px}.usage-loading,.usage-error{display:flex;flex-direction:column;align-items:center;gap:12px;padding:28px 12px;color:var(--text-secondary);text-align:center}.usage-error.inline{align-items:stretch;padding:12px;margin:12px 0;background:var(--warning-bg);border-radius:12px;color:var(--text-primary)}.usage-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%}.btn-secondary{padding:12px 16px;border:1px solid var(--border);border-radius:12px;background:var(--surface-dim);color:var(--text-primary);font-size:14px;font-weight:600;cursor:pointer}.btn-secondary.muted{color:var(--text-secondary)}.usage-prompt{padding:18px;border-radius:14px;background:var(--surface-dim);margin-bottom:18px}.usage-prompt p{font-size:20px;font-weight:700;line-height:1.45;color:var(--text-primary)}.usage-form{display:flex;flex-direction:column;gap:12px}.usage-input{width:100%;min-height:108px;resize:vertical;padding:16px;border:2px solid var(--border);border-radius:14px;font-size:18px;line-height:1.45;background:var(--surface-dim);color:var(--text-primary);outline:none;font-family:Inter,sans-serif;transition:border-color .2s,box-shadow .2s}.usage-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-alpha)}.usage-input.input-correct{border-color:var(--success);background:var(--success-bg)}.usage-input.input-incorrect{border-color:var(--error);background:var(--error-bg)}.btn-submit-usage{width:100%;padding:14px 18px;border:none;border-radius:14px;background:var(--primary);color:#fff;font-size:16px;font-weight:700;cursor:pointer;transition:transform .15s,opacity .15s}.btn-submit-usage:hover{transform:translateY(-1px)}.btn-submit-usage:disabled{opacity:.55;cursor:not-allowed;transform:none}.usage-feedback{margin-top:16px;padding:16px;border-radius:14px;animation:fadeIn .3s ease-out}.usage-feedback.correct{background:var(--success-bg);color:var(--success)}.usage-feedback.incorrect{background:var(--error-bg);color:var(--error)}.usage-feedback-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px;font-weight:700}.usage-feedback p{margin-bottom:12px;color:var(--text-primary)}.usage-reference{padding:12px;border-radius:10px;background:var(--surface);margin-bottom:14px;color:var(--text-primary)}.usage-reference strong{display:block;line-height:1.5;font-size:15px}.usage-reference-secondary{margin-top:10px;padding-top:10px;border-top:1px solid var(--border)}.usage-question{display:flex;flex-direction:column;gap:10px;margin-bottom:14px}.usage-question-toggle{width:100%}.usage-question-form{display:grid;gap:10px}.usage-question-input{width:100%;min-height:78px;padding:12px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text-primary);font:inherit;resize:vertical}.usage-question-input:focus{outline:none;border-color:var(--primary)}.usage-question-answer{padding:12px;border-radius:10px;background:var(--surface);color:var(--text-primary);line-height:1.6;white-space:pre-wrap}.usage-question-error{color:var(--error)}.usage-result-actions{display:grid;gap:10px}.usage-result-actions.two{grid-template-columns:minmax(0,1fr) minmax(0,1.4fr)}@media(max-width:420px){.usage-result-actions.two{grid-template-columns:1fr}}.study-page{min-height:100vh;background:var(--bg);display:flex;flex-direction:column}.study-topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--surface);border-bottom:1px solid var(--border)}.btn-exit{width:40px;height:40px;border-radius:50%;border:none;background:var(--surface-dim);color:var(--text-secondary);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}.btn-exit:hover{background:var(--error-bg);color:var(--error)}.study-progress-info{text-align:center}.phase-label{display:block;font-size:11px;font-weight:600;color:var(--primary);text-transform:uppercase;letter-spacing:0}.progress-count{font-size:14px;color:var(--text-secondary);font-weight:500}.study-progress-bar{height:3px;background:var(--surface-dim);position:relative}.study-progress-fill{height:100%;background:var(--primary-gradient);transition:width .4s ease;border-radius:0 2px 2px 0}.theme-florr .study-progress-bar{height:8px;margin:8px 16px 0;border-radius:999px;overflow:hidden;background:#65b84f29}.theme-florr .study-progress-fill{border-radius:999px;background:linear-gradient(90deg,#72c653,#f6c85f)}.study-card-area{flex:1;display:flex;align-items:center;justify-content:center;padding:20px 16px;position:relative}.combo-badge{position:absolute;top:8px;left:50%;transform:translate(-50%);background:var(--accent-gradient);color:#fff;font-size:13px;font-weight:700;padding:6px 14px;border-radius:999px;box-shadow:var(--shadow-sm);animation:combo-pop .35s ease-out;pointer-events:none;z-index:5}@keyframes combo-pop{0%{transform:translate(-50%) scale(.6);opacity:0}60%{transform:translate(-50%) scale(1.15)}to{transform:translate(-50%) scale(1);opacity:1}}.complete-streak{background:var(--accent-gradient);color:#fff;font-size:14px;font-weight:700;padding:8px 18px;border-radius:999px;margin:-16px 0 24px;animation:streak-pop .4s ease-out}@keyframes streak-pop{0%{transform:scale(.6);opacity:0}60%{transform:scale(1.15)}to{transform:scale(1);opacity:1}}.study-loading,.study-error{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;color:var(--text-secondary)}.study-error{padding:24px}.study-error p{text-align:center;margin:0}.study-error .btn-primary,.study-error .btn-secondary{width:100%;max-width:240px}.btn-secondary{padding:14px 24px;border:1px solid var(--border);border-radius:12px;background:var(--surface);color:var(--text-primary);font-size:15px;font-weight:700;cursor:pointer}.loading-spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}.loading-spinner.large{width:48px;height:48px;border-width:4px}@keyframes spin{to{transform:rotate(360deg)}}.study-complete{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;max-width:480px;margin:0 auto;width:100%}.complete-celebration{font-size:72px;animation:bounce .6s ease-out}.complete-florr-logo{width:72px;height:72px;display:block;image-rendering:pixelated}@keyframes bounce{0%{transform:scale(0)}50%{transform:scale(1.2)}to{transform:scale(1)}}.study-complete h2{font-size:28px;color:var(--text-primary);margin:12px 0 32px}.complete-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;width:100%;margin-bottom:24px}.complete-stat{background:var(--surface);border-radius:16px;padding:16px 8px;text-align:center;box-shadow:var(--shadow-sm)}.complete-stat-value{display:block;font-size:24px;font-weight:700;color:var(--primary)}.complete-stat-label{display:block;font-size:11px;color:var(--text-secondary);margin-top:4px}.complete-details{background:var(--surface);border-radius:16px;padding:16px 20px;width:100%;box-shadow:var(--shadow-sm);margin-bottom:32px}.detail-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;font-size:14px;color:var(--text-secondary)}.detail-row:not(:last-child){border-bottom:1px solid var(--border)}.detail-row strong{color:var(--text-primary)}.btn-finish{width:100%;max-width:320px}.btn-next-batch{margin-bottom:12px}.wordlist-page{padding:20px 16px 80px;max-width:480px;margin:0 auto}.wordlist-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.wordlist-header h1{font-size:28px;font-weight:700;color:var(--text-primary);margin:0}.wordlist-actions{display:flex;gap:8px}.btn-icon{width:40px;height:40px;border-radius:12px;border:none;background:var(--surface);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm);transition:transform .15s}.btn-icon:hover{transform:scale(1.05)}.wordlist-tabs{display:flex;gap:4px;background:var(--surface-dim);border-radius:12px;padding:4px;margin-bottom:16px}.tab-btn{flex:1;padding:10px;border:none;border-radius:10px;background:transparent;color:var(--text-secondary);font-size:14px;font-weight:600;cursor:pointer;transition:all .2s}.tab-btn.active{background:var(--surface);color:var(--text-primary);box-shadow:var(--shadow-sm)}.wordlist-loading{display:flex;justify-content:center;padding:40px 0}.list-card{display:flex;align-items:center;gap:16px;padding:16px;background:var(--surface);border-radius:14px;margin-bottom:8px;cursor:pointer;box-shadow:var(--shadow-sm);transition:transform .15s}.list-card:hover{transform:translate(4px)}.list-card-icon{font-size:28px}.list-card-logo{width:30px;height:30px;display:block;image-rendering:pixelated}.list-card-info{flex:1;min-width:0}.list-card-name{font-weight:600;color:var(--text-primary);font-size:16px}.list-card-desc{font-size:13px;color:var(--text-secondary);margin-top:2px}.list-card-arrow{color:var(--text-tertiary);font-size:18px}.list-card-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}.btn-list-learn{border:none;border-radius:10px;background:var(--primary-alpha);color:var(--primary);font-size:13px;font-weight:700;padding:8px 10px;cursor:pointer}.btn-create-list{width:100%;padding:16px;border:2px dashed var(--border);border-radius:14px;background:transparent;color:var(--text-secondary);font-size:15px;font-weight:600;cursor:pointer;margin-bottom:12px;transition:all .2s}.btn-create-list:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-alpha)}.empty-state{text-align:center;padding:40px 20px;color:var(--text-tertiary)}.empty-hint{font-size:13px;margin-top:4px}.words-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.btn-back{background:none;border:none;color:var(--primary);font-size:14px;font-weight:600;cursor:pointer;padding:8px 0}.btn-learn-list,.btn-selected-learn,.btn-unit-learn{border:none;border-radius:10px;background:var(--primary);color:#fff;font-size:13px;font-weight:700;padding:10px 12px;cursor:pointer;white-space:nowrap}.btn-selected-learn:disabled{opacity:.45;cursor:not-allowed}.selection-panel{background:var(--surface);border-radius:14px;padding:14px;margin-bottom:10px;display:flex;align-items:center;justify-content:space-between;gap:12px;box-shadow:var(--shadow-sm)}.selection-panel strong,.selection-panel span{display:block}.selection-panel strong{color:var(--text-primary);font-size:15px;margin-bottom:3px}.selection-panel span{color:var(--text-secondary);font-size:12px}.selection-error{background:var(--error-bg);color:var(--error);border-radius:10px;padding:10px 12px;font-size:13px;margin-bottom:12px}.level-filter{display:flex;gap:6px;overflow-x:auto;padding:2px 0 10px;margin-bottom:8px}.level-filter-btn{border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text-secondary);font-size:12px;font-weight:700;padding:8px 10px;cursor:pointer;white-space:nowrap;flex-shrink:0}.level-filter-btn.active{border-color:var(--primary);background:var(--primary-alpha);color:var(--primary)}.unit-section{margin-bottom:20px}.unit-title-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:8px;border-bottom:1px solid var(--border);margin-bottom:8px}.unit-title{font-size:14px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:0;margin:0}.unit-subtitle{color:var(--text-tertiary);font-size:12px;margin-top:2px}.florr-area-section{background:#ffffff85;border:1px solid rgba(101,184,79,.18);border-radius:14px;padding:12px;box-shadow:var(--shadow-sm)}.theme-florr .florr-area-section .unit-title-row{border-bottom-color:#65b84f2e}.btn-unit-learn{background:var(--surface-dim);color:var(--primary);padding:8px 10px}.word-list{display:flex;flex-direction:column;gap:4px}.word-item{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--surface);border-radius:10px;cursor:pointer;border:1px solid transparent}.word-item.selected{border-color:var(--primary);background:var(--primary-alpha)}.word-item.disabled{cursor:default;opacity:.68}.word-select{display:flex;align-items:center;justify-content:center;width:24px;flex-shrink:0}.word-select input{width:18px;height:18px;accent-color:var(--primary);cursor:pointer}.word-select input:disabled{cursor:not-allowed}.word-item-main{flex:1;min-width:0}.word-item-en{font-weight:600;color:var(--text-primary);font-size:15px}.word-item-cn{color:var(--text-secondary);font-size:13px;margin-top:2px}.word-status{font-size:12px;color:var(--text-tertiary);white-space:nowrap}.word-status.level-badge{border:1px solid var(--border);border-radius:999px;background:var(--surface-dim);color:var(--text-secondary);font-weight:700;padding:5px 8px}.word-actions{display:flex;align-items:center;gap:6px;flex-shrink:0}.word-action-btn{border:1px solid var(--border);border-radius:8px;background:var(--surface-dim);color:var(--text-secondary);font-size:12px;font-weight:600;padding:6px 8px;cursor:pointer;white-space:nowrap}.word-action-btn.danger{color:var(--error);background:var(--error-bg);border-color:transparent}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:flex-end;justify-content:center;z-index:200;animation:fadeIn .2s}.modal{background:var(--surface);border-radius:24px 24px 0 0;width:100%;max-width:480px;max-height:85vh;overflow-y:auto;animation:slideUp .3s ease-out}.modal-sm{max-height:50vh}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px 0}.modal-header h2{font-size:20px;font-weight:700;color:var(--text-primary);margin:0}.btn-close{width:32px;height:32px;border-radius:50%;border:none;background:var(--surface-dim);color:var(--text-secondary);font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center}.modal-body{padding:20px 24px 32px}.form-error{background:var(--error-bg);color:var(--error);padding:12px 16px;border-radius:10px;font-size:14px;margin-bottom:12px}.gen-input-row{display:flex;gap:8px;margin-bottom:16px}.gen-input{flex:1;padding:12px 16px;border:2px solid var(--border);border-radius:12px;font-size:16px;background:var(--surface-dim);color:var(--text-primary);outline:none}.gen-input:focus{border-color:var(--primary)}.btn-generate{padding:12px 16px;background:var(--accent-gradient);color:#fff;border:none;border-radius:12px;font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap}.btn-generate:disabled{opacity:.5;cursor:not-allowed}.gen-form{display:flex;flex-direction:column;gap:12px;animation:fadeIn .3s}.gen-field{display:flex;flex-direction:column;gap:4px}.gen-field label{font-size:12px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:0}.gen-field input{padding:10px 14px;border:1px solid var(--border);border-radius:10px;font-size:14px;background:var(--surface-dim);color:var(--text-primary);outline:none}.gen-field input:focus{border-color:var(--primary)}.usage-variant-fields{display:flex;flex-direction:column;gap:10px;padding-top:8px;border-top:1px solid var(--border)}.spelling-check{background:var(--surface-dim);border:1px solid var(--border);border-radius:12px;padding:14px;margin-bottom:16px}.spelling-check-title{color:var(--text-primary);font-size:15px;font-weight:700;margin-bottom:6px}.spelling-check p{color:var(--text-secondary);font-size:14px;line-height:1.5;margin:0 0 12px}.spelling-check-actions,.modal-actions{display:flex;flex-direction:column;gap:10px}.btn-secondary{width:100%;padding:14px 24px;border:1px solid var(--border);border-radius:12px;background:var(--surface);color:var(--text-primary);font-size:16px;font-weight:600;cursor:pointer}.btn-secondary:disabled{opacity:.5;cursor:not-allowed}.csv-hint{font-size:13px;color:var(--text-secondary);margin-bottom:12px}.csv-file-input{margin:12px 0;font-size:14px;color:var(--text-secondary)}.csv-preview-count{font-size:14px;font-weight:600;color:var(--success);margin:8px 0}.csv-preview{background:var(--surface-dim);border-radius:10px;padding:8px;margin-bottom:16px;max-height:200px;overflow-y:auto}.csv-preview-row{display:flex;justify-content:space-between;padding:6px 8px;font-size:13px;border-bottom:1px solid var(--border)}.csv-more{text-align:center;color:var(--text-tertiary);font-size:12px;margin:4px 0 0}.progress-page{padding:20px 16px 80px;max-width:480px;margin:0 auto}.progress-page header h1{font-size:28px;font-weight:700;color:var(--text-primary);margin:0 0 20px}.progress-loading{display:flex;justify-content:center;padding:60px 0}.progress-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:24px}.summary-card{background:var(--surface);border-radius:16px;padding:20px 12px;text-align:center;box-shadow:var(--shadow-sm)}.summary-card.highlight{background:var(--primary-gradient);color:#fff}.summary-value{font-size:28px;font-weight:700;line-height:1}.summary-card.highlight .summary-value{color:#fff}.summary-label{font-size:11px;margin-top:6px;opacity:.7;font-weight:500}.progress-section{background:var(--surface);border-radius:16px;padding:20px;margin-bottom:16px;box-shadow:var(--shadow-sm)}.progress-section h2{font-size:16px;font-weight:600;color:var(--text-primary);margin:0 0 16px}.heatmap{display:flex;gap:6px}.heatmap-weekdays{display:flex;flex-direction:column;gap:4px;font-size:9px;color:var(--text-secondary)}.heatmap-weekdays span{width:12px;height:13px;line-height:13px}.heatmap-grid{display:flex;gap:4px}.heatmap-col{display:flex;flex-direction:column;gap:4px}.heatmap-cell{width:13px;height:13px;border-radius:3px}.heat-0{background:var(--border)}.heat-1{background:var(--success);opacity:.3}.heat-2{background:var(--success);opacity:.55}.heat-3{background:var(--success);opacity:.8}.heat-4{background:var(--success)}.heat-future{background:transparent;border:1px dashed var(--border)}.heatmap-legend{display:flex;align-items:center;gap:4px;justify-content:flex-end;margin-top:10px;font-size:10px;color:var(--text-secondary)}.trend-chart{width:100%;height:auto;display:block}.trend-line{fill:none;stroke:var(--primary);stroke-width:2;stroke-linejoin:round}.trend-dot{fill:var(--primary)}.trend-label{font-size:9px;font-weight:700;fill:var(--text-primary);text-anchor:middle}.trend-axis{font-size:8px;fill:var(--text-secondary);text-anchor:middle}.trend-grid{stroke:var(--border);stroke-width:1;stroke-dasharray:3 3}.trend-grid-label{font-size:7px;fill:var(--text-secondary)}.level-chart{display:flex;flex-direction:column;gap:12px}.level-bar-row{display:flex;align-items:center;gap:12px}.level-label{width:72px;font-size:12px;font-weight:600;color:var(--text-secondary);flex-shrink:0}.level-bar-track{flex:1;height:20px;background:var(--surface-dim);border-radius:10px;overflow:hidden}.level-bar-fill{height:100%;border-radius:10px;transition:width .6s ease;min-width:2px}.level-count{width:32px;text-align:right;font-size:14px;font-weight:600;color:var(--text-primary)}.level-word-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-bottom:12px}.level-word-tab{border:1px solid var(--border);border-radius:10px;background:var(--surface-dim);color:var(--text-secondary);padding:10px;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px;font-weight:700}.level-word-tab.active{border-color:var(--primary);background:var(--primary-alpha);color:var(--primary)}.level-word-tab strong{color:var(--text-primary);font-size:14px}.level-word-list{display:flex;flex-direction:column;gap:8px}.level-word-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;background:var(--surface-dim);border-radius:10px}.level-word-item span{min-width:0;color:var(--text-primary);font-size:14px;font-weight:600;overflow-wrap:anywhere}.level-word-item strong{color:var(--text-tertiary);font-size:12px;white-space:nowrap}.empty-state{color:var(--text-tertiary);font-size:13px;text-align:center;padding:20px 0}.empty-state p{margin:0}.session-list{display:flex;flex-direction:column;gap:8px}.session-item{display:flex;align-items:center;gap:12px;padding:12px;background:var(--surface-dim);border-radius:12px}.session-date{font-size:13px;font-weight:600;color:var(--primary);min-width:48px}.session-info{flex:1;display:flex;flex-direction:column;gap:2px;font-size:13px;color:var(--text-secondary)}.session-accuracy{font-size:12px;color:var(--text-tertiary)}.session-duration{font-size:13px;color:var(--text-tertiary);font-weight:500}.petal-gallery{display:flex;flex-direction:column;gap:8px}.petal-item{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--surface-dim);border-radius:12px}.petal-dot{width:14px;height:14px;border-radius:50%;flex-shrink:0}.petal-dot.rarity-common{background:#9aa59a}.petal-dot.rarity-rare{background:#4aa3df}.petal-dot.rarity-epic{background:#9b5de5}.petal-dot.rarity-legendary{background:#f2b544}.petal-uncollected{background:var(--border)}.petal-info{flex:1;min-width:0;display:flex;flex-direction:column}.petal-info strong{color:var(--text-primary);font-size:14px}.petal-info span{color:var(--text-tertiary);font-size:12px}.settings-page{padding:20px 16px 80px;max-width:480px;margin:0 auto}.settings-page header h1{font-size:28px;font-weight:700;color:var(--text-primary);margin:0 0 20px}.settings-section{background:var(--surface);border-radius:16px;padding:20px;margin-bottom:16px;box-shadow:var(--shadow-sm)}.settings-section h2{font-size:14px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin:0 0 16px}.user-info{display:flex;align-items:center;gap:16px}.user-avatar{width:48px;height:48px;border-radius:50%;background:var(--primary-gradient);display:flex;align-items:center;justify-content:center;font-size:24px}.user-email{font-weight:600;color:var(--text-primary);font-size:15px}.user-id-label{font-size:12px;color:var(--success);margin-top:2px}.setting-item{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border)}.setting-item:last-child{border-bottom:none}.setting-item-block{align-items:stretch;flex-direction:column;gap:10px}.setting-label{display:flex;flex-direction:column;gap:2px;font-size:15px;color:var(--text-primary)}.setting-value{font-size:12px;color:var(--primary);font-weight:600}.theme-segmented-control{display:grid;grid-template-columns:repeat(2,1fr);gap:4px;padding:4px;background:var(--surface-dim);border-radius:12px}.theme-option{border:none;border-radius:10px;padding:10px 12px;background:transparent;color:var(--text-secondary);font:inherit;font-size:14px;font-weight:700;cursor:pointer}.theme-option.active{background:var(--surface);color:var(--text-primary);box-shadow:var(--shadow-sm)}.setting-segmented-control{width:100%}.setting-slider{width:120px;accent-color:var(--primary)}.toggle{position:relative;display:inline-block;width:48px;height:28px;cursor:pointer}.toggle input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;inset:0;background:var(--surface-dim);border-radius:28px;transition:.3s}.toggle-slider:before{content:"";position:absolute;height:22px;width:22px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.3s;box-shadow:0 1px 3px #0003}.toggle input:checked+.toggle-slider{background:var(--primary)}.toggle input:checked+.toggle-slider:before{transform:translate(20px)}.setting-btn{display:block;width:100%;padding:14px;border:1px solid var(--border);border-radius:12px;background:var(--surface-dim);color:var(--text-primary);font-size:15px;font-weight:500;cursor:pointer;text-align:center;margin-bottom:8px;transition:background .2s}.setting-btn:hover{background:var(--primary-alpha)}.setting-link{text-decoration:none;box-sizing:border-box}.setting-btn.danger{color:var(--error);border-color:var(--error)}.setting-btn.danger:hover{background:var(--error-bg)}.setting-btn.logout{color:var(--error);border:none;font-weight:600}.upload-label{cursor:pointer}.import-message{text-align:center;font-size:14px;padding:8px;margin:4px 0}.clear-warning{color:var(--text-secondary);font-size:14px;margin-bottom:16px;line-height:1.5}.admin-page{max-width:1180px;margin:0 auto;padding:24px 18px 48px}.admin-header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:20px}.admin-header h1{font-size:30px;line-height:1.1;margin:0 0 8px;color:var(--text-primary)}.admin-header p{color:var(--text-secondary);font-size:14px;margin:0}.admin-back-link,.admin-toolbar button,.admin-panel-header button{border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--text-primary);cursor:pointer;font:inherit;font-weight:600;text-decoration:none;transition:background .2s,border-color .2s}.admin-back-link{padding:10px 14px;white-space:nowrap}.admin-back-link:hover,.admin-toolbar button:hover,.admin-panel-header button:hover{background:var(--primary-alpha);border-color:var(--primary-light)}.admin-loading,.admin-empty-panel{min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:var(--text-secondary)}.admin-empty-panel{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:28px}.admin-empty-panel h2{color:var(--text-primary);margin:0}.admin-empty-panel p{margin:0;text-align:center}.admin-toolbar{display:flex;align-items:end;gap:12px;padding:14px;margin-bottom:18px;background:var(--surface);border:1px solid var(--border);border-radius:8px}.admin-toolbar label{display:flex;flex-direction:column;gap:6px;color:var(--text-secondary);font-size:12px;font-weight:600}.admin-toolbar input{height:38px;min-width:150px;border:1px solid var(--border);border-radius:8px;background:var(--surface-dim);color:var(--text-primary);font:inherit;padding:0 10px}.admin-toolbar button{height:38px;padding:0 16px}.admin-toolbar button:disabled{opacity:.6;cursor:not-allowed}.admin-error{padding:12px 14px;margin-bottom:16px;border:1px solid var(--error);border-radius:8px;background:var(--error-bg);color:var(--error);font-size:14px}.admin-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:18px}.admin-metric,.admin-panel{background:var(--surface);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow-sm)}.admin-metric{min-height:120px;padding:16px;display:flex;flex-direction:column;justify-content:space-between}.admin-metric span,.admin-metric small,.admin-panel-header span,.admin-muted{color:var(--text-secondary)}.admin-metric span{font-size:13px;font-weight:600}.admin-metric strong{font-size:30px;color:var(--text-primary);line-height:1}.admin-metric small{font-size:12px}.admin-grid{display:grid;grid-template-columns:2fr 1fr;gap:14px;margin-bottom:14px}.admin-panel{padding:18px;margin-bottom:14px}.admin-panel-wide{min-width:0}.admin-panel-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.admin-panel-header h2{font-size:17px;margin:0;color:var(--text-primary)}.admin-panel-header span{font-size:12px;text-align:right}.admin-panel-header button{padding:8px 12px}.admin-daily-list,.admin-hard-list,.admin-event-list{display:flex;flex-direction:column;gap:8px}.admin-daily-row{display:grid;grid-template-columns:58px minmax(120px,1fr) minmax(150px,220px);align-items:center;gap:12px}.admin-daily-date{color:var(--text-secondary);font-size:13px;font-weight:600}.admin-daily-track{height:18px;background:var(--surface-dim);border-radius:8px;overflow:hidden}.admin-daily-fill{height:100%;min-width:2px;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:8px}.admin-daily-meta{display:flex;flex-direction:column;gap:2px;font-size:12px;color:var(--text-secondary)}.admin-daily-meta strong{color:var(--text-primary);font-size:14px}.admin-hard-item,.admin-event-item{padding:10px 12px;background:var(--surface-dim);border-radius:8px;display:flex;flex-direction:column;gap:3px}.admin-hard-item strong,.admin-event-item strong{color:var(--text-primary);font-size:14px}.admin-hard-item span,.admin-event-item span{color:var(--text-secondary);font-size:12px;overflow-wrap:anywhere}.admin-hard-list.compact{gap:6px}.admin-table-wrap{overflow-x:auto}.admin-table{width:100%;min-width:780px;border-collapse:collapse}.admin-table th,.admin-table td{padding:12px 10px;border-bottom:1px solid var(--border);text-align:left;font-size:13px;color:var(--text-secondary);vertical-align:middle}.admin-table th{color:var(--text-tertiary);font-weight:700}.admin-table tbody tr{cursor:pointer}.admin-table tbody tr:hover,.admin-table tbody tr.selected{background:var(--primary-alpha)}.admin-user-button{display:flex;flex-direction:column;gap:3px;padding:0;border:none;background:transparent;color:inherit;font:inherit;text-align:left;cursor:pointer}.admin-user-button strong{color:var(--text-primary)}.admin-user-button span{color:var(--text-tertiary);font-size:12px}.admin-detail{border-color:var(--primary-light)}.admin-detail-head{display:flex;justify-content:space-between;gap:16px;padding:14px;margin-bottom:14px;background:var(--surface-dim);border-radius:8px}.admin-detail-head div{display:flex;flex-direction:column;gap:4px;min-width:0}.admin-detail-head strong{color:var(--text-primary)}.admin-detail-head span,.admin-detail-head small{color:var(--text-secondary);font-size:12px;overflow-wrap:anywhere}.admin-detail-summary{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:18px}.admin-detail-summary div,.admin-level-list div{padding:12px;background:var(--surface-dim);border-radius:8px;display:flex;flex-direction:column;gap:4px}.admin-detail-summary span,.admin-level-list span{color:var(--text-secondary);font-size:12px;font-weight:600}.admin-detail-summary strong,.admin-level-list strong{color:var(--text-primary);font-size:18px}.admin-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:14px}.admin-detail-grid h3{margin:0 0 10px;font-size:15px;color:var(--text-primary)}.admin-level-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}@media(max-width:820px){.admin-page{padding:20px 14px 40px}.admin-header,.admin-toolbar,.admin-detail-head{flex-direction:column;align-items:stretch}.admin-metrics,.admin-grid,.admin-detail-summary,.admin-detail-grid{grid-template-columns:1fr}.admin-daily-row{grid-template-columns:52px 1fr}.admin-daily-meta{grid-column:2}.admin-toolbar input,.admin-toolbar button{width:100%}}