/*! tailwindcss v4.2.3 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.absolute{position:absolute}.relative{position:relative}.container{width:100%}@media (width>=40rem){.container{max-width:40rem}}@media (width>=48rem){.container{max-width:48rem}}@media (width>=64rem){.container{max-width:64rem}}@media (width>=80rem){.container{max-width:80rem}}@media (width>=96rem){.container{max-width:96rem}}.block{display:block}.flex{display:flex}.grid{display:grid}.hidden{display:none}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.border{border-style:var(--tw-border-style);border-width:1px}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--bg-gradient-start:#f5f7fa;--bg-gradient-end:#e4e8ec;--card-bg:#fff;--card-shadow:0 2px 12px #00000014;--text-primary:#1a1a1a;--text-secondary:#4a4a4a;--text-muted:#8a8a8a;--accent-primary:#4f8cff;--accent-secondary:#3b7bef;--success:#22c55e;--success-dark:#16a34a;--success-light:#dcfce7;--error:#ef4444;--error-light:#fee2e2;--warning:#f59e0b;--warning-light:#fef3c7;--border:#e5e7eb;--input-bg:#f9fafb;--calendar-bg:#f3f4f6;--commit-level-0:#f0f0f0;--commit-level-1:#c6e4c6;--commit-level-2:#7ec87e;--commit-level-3:#4caf50;--commit-level-4:#2e7d32}*{box-sizing:border-box;margin:0;padding:0}body{background:linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);min-height:100vh;color:var(--text-primary);padding:20px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}.container{max-width:800px;margin:0 auto}h1{text-align:center;color:var(--text-primary);margin-bottom:20px;font-size:24px}.card{background:var(--card-bg);box-shadow:var(--card-shadow);border-radius:16px;margin-bottom:20px;padding:20px}.card h2{color:var(--text-primary);border-bottom:2px solid var(--border);margin-bottom:15px;padding-bottom:12px;font-size:16px;font-weight:700}.stats-card{background:var(--card-bg);box-shadow:var(--card-shadow);border-radius:16px;margin-bottom:20px;padding:20px}.stats-row{text-align:center;justify-content:space-around;display:flex}.stat-item{padding:10px}.stat-value{color:var(--accent-primary);font-size:32px;font-weight:700}.stat-label{color:var(--text-muted);margin-top:5px;font-size:14px}.calendar-card{background:var(--card-bg);box-shadow:var(--card-shadow);border-radius:16px;margin-bottom:20px;padding:20px}.calendar-title{color:var(--text-primary);margin-bottom:15px;font-size:16px;font-weight:700}.calendar-grid{grid-template-columns:repeat(7,1fr);gap:5px;display:grid}.calendar-day{aspect-ratio:1;background:var(--calendar-bg);color:var(--text-secondary);border-radius:4px;justify-content:center;align-items:center;font-size:12px;display:flex}.calendar-day.checked{background:var(--success);color:#fff}.calendar-day.today{border:2px solid var(--accent-primary)}.achievements-card{background:var(--card-bg);box-shadow:var(--card-shadow);border-radius:16px;margin-bottom:20px;padding:20px}.achievements-grid{flex-wrap:wrap;gap:10px;display:flex}.achievement{background:var(--calendar-bg);color:var(--text-muted);border-radius:20px;padding:8px 16px;font-size:14px}.achievement.unlocked{background:var(--success-light);color:var(--success)}.btn{cursor:pointer;border:none;border-radius:8px;padding:12px 24px;font-size:16px;font-weight:500;transition:all .2s}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-play{background:var(--success);color:#fff}.btn-play:hover:not(:disabled){background:var(--success-dark)}.btn-primary{background:var(--accent-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-secondary)}.btn-secondary{background:var(--calendar-bg);color:var(--text-primary)}.btn-secondary:hover:not(:disabled){opacity:.9}.btn-record{background:var(--accent-primary);color:#fff;min-width:140px;position:relative;overflow:hidden}.btn-record:hover:not(:disabled){background:var(--accent-secondary)}.btn-record.starting{background:#a0aec0}.btn-record.recording{background:var(--error)}.btn-record.processing{background:var(--warning)}.btn-record.wave-active{cursor:pointer;min-height:44px;padding:0}.wave-container{cursor:pointer;pointer-events:none;justify-content:center;align-items:center;width:100%;height:100%;padding:8px 24px;display:flex}.wave-bars{justify-content:center;align-items:center;gap:3px;margin-right:8px;display:flex}.wave-bar{background:#fff;border-radius:2px;width:3px;height:4px;transition:height 50ms}.wave-text{font-size:16px;font-weight:500}.status-bar{background:var(--input-bg);color:var(--text-secondary);border-radius:8px;justify-content:space-between;align-items:center;margin-bottom:16px;padding:12px;font-size:14px;display:flex}.status-bar.recording{background:var(--error-light);color:var(--error)}.status-bar.processing{background:var(--warning-light);color:var(--warning)}.status-bar.success{background:var(--success-light);color:var(--success)}.status-bar.error{background:var(--error-light);color:var(--error)}.timer{font-size:18px;font-weight:700}.result{border-radius:8px;margin-top:16px;padding:16px}.result.success{background:var(--success-light);border:2px solid var(--success)}.result.fail{background:var(--error-light);border:2px solid var(--error)}.result-title{margin-bottom:12px;font-size:16px;font-weight:700}.result-text{margin-bottom:8px;font-size:24px;font-weight:700}.result.success .result-text{color:var(--success)}.result.fail .result-text{color:var(--error)}.similarity-info{color:var(--text-muted);margin-top:8px;font-size:14px}.similarity-bar{background:var(--calendar-bg);border-radius:4px;height:8px;margin-top:12px;overflow:hidden}.similarity-fill{border-radius:4px;height:100%;transition:width .3s}.result.success .similarity-fill{background:var(--success)}.result.fail .similarity-fill{background:var(--error)}.test-item{background:var(--input-bg);border-radius:12px;margin-bottom:16px;padding:20px}.test-item:last-child{margin-bottom:0}.english{color:var(--text-primary);margin-bottom:8px;font-size:28px;font-weight:700}.phonetic{color:var(--text-muted);margin-bottom:8px;font-size:16px}.chinese{color:var(--text-muted);margin-bottom:16px;font-size:16px}.buttons{flex-wrap:wrap;gap:12px;margin-bottom:16px;display:flex}.progress-bar{background:var(--calendar-bg);border-radius:4px;height:8px;overflow:hidden}.progress-fill{background:var(--accent-primary);border-radius:4px;height:100%;transition:width .3s}.bottom-nav{background:var(--card-bg);padding:16px;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -2px 12px #00000014}.nav-inner{justify-content:space-around;max-width:800px;margin:0 auto;display:flex}.nav-item{cursor:pointer;color:var(--text-muted);flex-direction:column;align-items:center;transition:opacity .2s;display:flex}.nav-item.active{color:var(--accent-primary)}.nav-item:hover{opacity:.8}.nav-icon{margin-bottom:4px;font-size:24px}.nav-label{font-size:12px}.theme-selector{flex-wrap:wrap;gap:8px;display:flex}.theme-btn{cursor:pointer;background:var(--calendar-bg);color:var(--text-secondary);border:2px solid #0000;border-radius:8px;padding:8px 16px;font-size:14px;transition:all .2s}.theme-btn.active{border-color:var(--accent-primary);color:var(--accent-primary)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-gradient-end)}::-webkit-scrollbar-thumb{background:var(--calendar-bg);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}@media (width<=600px){.english{font-size:22px}.buttons{flex-direction:column}.btn{width:100%}.stats-row{flex-direction:column}.stat-item{padding:8px}.stat-value{font-size:24px}}.settings-section{margin-bottom:24px}.settings-label{color:var(--text-muted);margin-bottom:8px;font-size:14px;display:block}.settings-slider{background:var(--calendar-bg);cursor:pointer;-webkit-appearance:none;border-radius:4px;outline:none;width:100%;height:8px}.settings-slider::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent-primary);cursor:pointer;border-radius:50%;width:20px;height:20px}.toggle-switch{background:var(--calendar-bg);cursor:pointer;border-radius:12px;width:48px;height:24px;transition:background .2s;position:relative}.toggle-switch.active{background:var(--success)}.toggle-switch:after{content:"";background:#fff;border-radius:50%;width:20px;height:20px;transition:transform .2s;position:absolute;top:2px;left:2px}.toggle-switch.active:after{transform:translate(24px)}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}