/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@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;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::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]){-webkit-appearance:button;appearance:button}::file-selector-button{-webkit-appearance: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{.relative{position:relative}.start{inset-inline-start:var(--spacing)}.table{display:table}}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{color:#293b36;background:radial-gradient(circle at 50% 8%,#efffd3,#c8eddf 38%,#6ab6ab 100%);font-family:Arial,PingFang SC,Microsoft YaHei,sans-serif}button{font:inherit}.page-shell{grid-template-rows:auto 1fr;grid-template-columns:minmax(280px,1fr) minmax(320px,480px);align-items:center;gap:24px 48px;width:min(1040px,100%);min-height:100vh;margin:auto;padding:34px 24px;display:grid}.intro{align-self:end;padding-bottom:20px}.course-tag{letter-spacing:.12em;background:#ffffff8c;border:2px solid #3f7067;padding:7px 11px;font-size:12px;font-weight:800;display:inline-block}.intro h1{color:#fff;letter-spacing:-.06em;-webkit-text-stroke:3px #315b52;text-shadow:0 7px #d39739,0 12px 24px #2a554a40;margin:18px 0 8px;font-size:clamp(52px,8vw,88px);line-height:.95}.intro p{margin:20px 0 22px;font-size:17px;line-height:1.7}.intro strong{color:#255c51}.rule{flex-direction:column;gap:8px;display:flex}.rule span{background:#ffffff73;border-left:4px solid #e7a83d;width:fit-content;padding:8px 13px;font-size:13px;font-weight:700}.game-frame{background:#6ed9ef;border:7px solid #315d54;border-radius:24px;grid-area:1/2/span 2;justify-self:end;width:min(480px,100%);position:relative;overflow:hidden;box-shadow:0 26px 65px #1d574a54,inset 0 0 0 2px #fff6}canvas{aspect-ratio:2/3;cursor:pointer;touch-action:manipulation;width:100%;display:block}.start-overlay,.gameover-overlay{text-align:center;pointer-events:none;background:#5ebec21f;flex-direction:column;justify-content:center;align-items:center;padding:28px;display:flex;position:absolute;inset:0}.start-overlay>*,.gameover-overlay>*{pointer-events:auto}.logo-small{color:#fff;letter-spacing:-.08em;-webkit-text-stroke:3px #714a2c;text-shadow:0 6px #e7a43b,0 9px 14px #00000038;font-size:46px;font-weight:1000;line-height:.78;transform:rotate(-3deg)}.logo-small b{color:#f4cb45}.start-overlay p{background:#ffffffbf;border-radius:20px;margin:28px 0 15px;padding:8px 14px;font-weight:800}.start-overlay small{color:#315b52;background:#ffffffa8;border-radius:16px;margin-top:14px;padding:6px 12px}.start-overlay button,.gameover-overlay button{color:#fff;cursor:pointer;background:linear-gradient(#f3b743,#d6882c);border:3px solid #714a2c;border-radius:10px;min-width:170px;padding:13px 22px;font-size:17px;font-weight:900;transition:transform .12s,filter .12s;box-shadow:inset 0 3px #fff6,0 5px #8e592c}.start-overlay button:hover,.gameover-overlay button:hover{filter:brightness(1.06);transform:scale(1.03)}.start-overlay button:active,.gameover-overlay button:active{transform:scale(.97)translateY(3px);box-shadow:inset 0 2px #ffffff4d,0 2px #8e592c}.gameover-overlay{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#4991934d;justify-content:center}.gameover-overlay>span{color:#fff;letter-spacing:.2em;background:#e16e47;padding:5px 10px;font-size:11px;font-weight:900}.gameover-overlay h2{color:#fff;-webkit-text-stroke:2px #65442d;text-shadow:0 5px #d88f35;margin:10px 0 18px;font-size:38px}.score-card{background:#f6e5a6;border:4px solid #7f5b34;border-radius:12px;grid-template-columns:1fr 74px 1fr;align-items:center;gap:8px;width:min(330px,92%);margin-bottom:22px;padding:18px;display:grid;box-shadow:inset 0 0 0 3px #fff1bb,0 9px 20px #3648373b}.score-card small{color:#896b43;font-size:10px;font-weight:900;display:block}.score-card b{color:#4c674f;margin-top:3px;font-size:32px;display:block}.score-card i{color:#76552d;background:radial-gradient(circle at 35% 30%,#fff5a5,#e4a53a 60%,#b46d2c);border:4px solid #8a632d;border-radius:50%;place-items:center;width:66px;height:66px;font-size:11px;font-style:normal;font-weight:900;display:grid}.submission-note{align-self:start;gap:10px;display:grid}.submission-note div{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffff75;border:1px solid #2f635757;padding:12px 14px}.submission-note span{color:#5a8379;letter-spacing:.12em;margin-bottom:4px;font-size:10px;font-weight:900;display:block}.submission-note b{font-size:13px;line-height:1.5}@media (max-width:760px){.page-shell{flex-direction:column;gap:18px;padding:18px 12px 24px;display:flex}.intro{text-align:center;padding:0}.intro h1{margin-top:12px;font-size:58px}.intro p{margin:15px 0 10px;font-size:14px}.rule{display:none}.game-frame{border-width:5px;border-radius:18px;justify-self:auto;width:min(430px,100%)}.submission-note{width:min(430px,100%)}.submission-note div:nth-child(2),.submission-note div:nth-child(3){display:none}}