:root{--font-sans:-apple-system , BlinkMacSystemFont , "SF Pro Text" , "PingFang SC" , "Hiragino Sans GB" , "Microsoft YaHei" , "Noto Sans CJK SC" , system-ui , sans-serif;--font-mono:ui-monospace , SFMono-Regular , "SF Mono" , Menlo , Consolas , monospace;--bg:#f4f6fa;--bg-soft:#eef1f8;--surface:#fff;--surface-2:#f1f3f8;--surface-3:#e7ebf3;--text:#171b23;--text-2:#586174;--text-3:#8a92a4;--line:#e3e7ef;--line-strong:#d2d8e4;--accent:#4b63e0;--accent-hover:#3c52c8;--accent-soft:#e9edff;--accent-contrast:#fff;--focus:#7485ff;--danger:#d1455a;--danger-hover:#ba384c;--danger-soft:#fdecef;--danger-line:#f3c3cb;--warn:#a96a12;--warn-soft:#fff4e1;--warn-line:#f0d5a6;--ok:#17865f;--ok-soft:#e7f7ef;--now:#e8405a;--today:rgba(75,99,224,.045);--shadow-sm:0 1px 2px rgba(18,26,45,.06);--shadow-md:0 2px 6px rgba(18,26,45,.06) , 0 12px 30px rgba(18,26,45,.06);--shadow-lg:0 24px 70px rgba(10,16,30,.24);--shadow-pop:0 18px 44px rgba(10,16,30,.18);--radius-xs:8px;--radius-sm:10px;--radius-md:14px;--radius-lg:20px;--radius-xl:26px;--course-mix:14%;--course-mix-text:58%;--appbar-h:61px;color-scheme:light}:root[data-theme="dark"]{--bg:#0a0d13;--bg-soft:#0e121a;--surface:#121720;--surface-2:#191f2a;--surface-3:#222936;--text:#e9ecf3;--text-2:#a3acbc;--text-3:#6f7a8d;--line:#232a37;--line-strong:#333c4d;--accent:#8b9cff;--accent-hover:#a4b1ff;--accent-soft:rgba(139,156,255,.14);--accent-contrast:#0b1020;--focus:#9aa8ff;--danger:#ff7b8b;--danger-hover:#ff96a3;--danger-soft:rgba(255,123,139,.12);--danger-line:rgba(255,123,139,.32);--warn:#e6b45f;--warn-soft:rgba(230,180,95,.11);--warn-line:rgba(230,180,95,.3);--ok:#4ed3a2;--ok-soft:rgba(78,211,162,.12);--now:#ff6f84;--today:rgba(139,156,255,.06);--shadow-sm:0 1px 2px rgba(0,0,0,.45);--shadow-md:0 2px 6px rgba(0,0,0,.35) , 0 14px 34px rgba(0,0,0,.3);--shadow-lg:0 28px 80px rgba(0,0,0,.6);--shadow-pop:0 20px 50px rgba(0,0,0,.5);--course-mix:22%;--course-mix-text:36%;color-scheme:dark}*,*::before,*::after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;min-height:100vh;background:var(--bg);color:var(--text);font: 14px/1.55 var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(760px 380px at 8% -8%,color-mix(in srgb,var(--accent) 11%,transparent),transparent 70%) , radial-gradient(720px 420px at 100% 0%,color-mix(in srgb,var(--now) 6%,transparent),transparent 72%)}h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:650;letter-spacing:-.01em}p{margin:0}ul,ol{margin:0;padding:0}a{color:var(--accent);text-decoration-color:color-mix(in srgb,var(--accent) 38%,transparent);text-underline-offset:3px}a:hover{text-decoration-color:currentColor}button,input,select,textarea{font:inherit;color:inherit}button{border-radius:0;background:none;cursor:pointer}button:disabled{cursor:not-allowed}[hidden]{display:none!important}:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.icon{width:18px;height:18px;flex:none;pointer-events:none}.muted{color:var(--text-2)}.hint{color:var(--text-2);font-size:12.5px;line-height:1.65}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.form-error{color:var(--danger);font-size:13px;line-height:1.5;min-height:1.3em}.form-error:empty{min-height:0}.field-hint,.form-hint{color:var(--text-3);font-size:12px;line-height:1.55}.form-hint:empty{display:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:38px;padding:0 14px;border:1px solid var(--line-strong);border-radius:12px;background:var(--surface);color:var(--text);font-size:13.5px;font-weight:550;white-space:nowrap;box-shadow:var(--shadow-sm);transition:background .15s , border-color .15s , color .15s , transform .06s , box-shadow .15s}.btn:hover{background:var(--surface-2)}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.5;box-shadow:none;transform:none}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-contrast)}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn-ghost{background:transparent;border-color:transparent;color:var(--text-2);box-shadow:none}.btn-ghost:hover{background:var(--surface-2);color:var(--text)}.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff;box-shadow:none}.btn-danger:hover{background:var(--danger-hover);border-color:var(--danger-hover)}.btn-sm{min-height:32px;padding:0 11px;font-size:13px;border-radius:10px}.btn-block{width:100%;min-height:44px;font-size:14.5px}.btn-icon{width:38px;padding:0}.btn-icon.btn-sm{width:32px}.btn-icon .icon{width:19px;height:19px}.btn.is-spinning .icon{animation:spin .9s linear infinite}@keyframes spin { to { transform: rotate(360deg); } }@keyframes shimmer {
  from { background-position: -420px 0; }
  to { background-position: 420px 0; }
}.field{display:flex;flex-direction:column;gap:7px;min-width:0}.field-label{font-size:13px;font-weight:600;color:var(--text-2)}.field input,.field select,.code-row input,.copy-row input,.ics-input{width:100%;min-width:0;height:46px;padding:0 13px;border:1px solid var(--line-strong);border-radius:12px;background:var(--surface);color:var(--text);transition:border-color .15s , box-shadow .15s}.field input::placeholder,.code-row input::placeholder,.copy-row input::placeholder,.ics-input::placeholder{color:var(--text-3)}.field input:focus,.field select:focus,.code-row input:focus,.copy-row input:focus,.ics-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.input-wrap{position:relative;display:block}.input-wrap input{padding-right:46px}.input-action{position:absolute;top:50%;right:6px;display:grid;place-items:center;width:34px;height:34px;transform:translateY(-50%);border:0;border-radius:9px;background:transparent;color:var(--text-3)}.input-action:hover{background:var(--surface-2);color:var(--text-2)}.check{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;line-height:1.55;color:var(--text-2);cursor:pointer}.check input{flex:none;width:17px;height:17px;margin:2px 0 0;accent-color:var(--accent)}.select{height:38px;max-width:210px;padding:0 32px 0 12px;border:1px solid var(--line-strong);border-radius:10px;background-color:var(--surface);background-image:linear-gradient(45deg,transparent 50%,var(--text-3) 50%) , linear-gradient(135deg,var(--text-3) 50%,transparent 50%);background-position:calc(100% - 15px) 50% , calc(100% - 10px) 50%;background-size:5px 5px;background-repeat:no-repeat;color:var(--text);font-size:13px;appearance:none;-webkit-appearance:none;cursor:pointer}.select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.seg{display:inline-flex;gap:2px;padding:3px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2)}.seg button{flex:1;min-height:32px;padding:0 13px;border:0;border-radius:9px;background:transparent;color:var(--text-2);font-size:13px;font-weight:600;transition:background .15s , color .15s , box-shadow .15s}.seg button:hover{color:var(--text)}.seg button[aria-selected="true"],.seg button[aria-pressed="true"]{background:var(--surface);color:var(--text);box-shadow:var(--shadow-sm)}.seg-wide{display:flex;width:100%}.seg-wide button{padding:0 8px}.tabs{display:grid;grid-template-columns:1fr 1fr;gap:3px;padding:4px;border:1px solid var(--line);border-radius:14px;background:var(--surface-2)}.tabs [role="tab"]{min-height:40px;border:0;border-radius:10px;background:transparent;color:var(--text-2);font-size:14px;font-weight:600;transition:background .15s , color .15s , box-shadow .15s}.tabs [role="tab"]:hover{color:var(--text)}.tabs [role="tab"][aria-selected="true"]{background:var(--surface);color:var(--text);box-shadow:var(--shadow-sm)}.tag{display:inline-flex;align-items:center;padding:1px 7px;border-radius:6px;font-size:11px;font-weight:650;line-height:1.6;white-space:nowrap}.tag-live{background:var(--now);color:#fff}.tag-next{background:var(--accent-soft);color:var(--accent)}.pill{display:inline-flex;align-items:center;padding:2px 9px;border-radius:999px;background:var(--surface-2);color:var(--text-2);font-size:11.5px;font-weight:650;white-space:nowrap}.pill-ok{background:var(--ok-soft);color:var(--ok)}.pill-warn{background:var(--warn-soft);color:var(--warn)}.pill-danger{background:var(--danger-soft);color:var(--danger)}.callout{padding:11px 13px;border-radius:12px;font-size:12.5px;line-height:1.65}.callout-warn{border:1px solid var(--warn-line);background:var(--warn-soft);color:var(--text)}.avatar{display:grid;place-items:center;width:34px;height:34px;flex:none;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-size:11.5px;font-weight:700;letter-spacing:-.5px;white-space:nowrap;overflow:hidden}.avatar-lg{width:46px;height:46px;font-size:14px}.empty-icon{display:grid;place-items:center;width:46px;height:46px;margin:0 auto;border-radius:14px;background:var(--accent-soft);color:var(--accent)}.empty-icon .icon{width:23px;height:23px}.empty-state{display:flex;flex-direction:column;align-items:center;gap:8px;padding:54px 22px;border:1px dashed var(--line-strong);border-radius:var(--radius-lg);background:var(--surface);text-align:center}.empty-state h2{font-size:16px;font-weight:650}.empty-state p{max-width:460px;font-size:13px}.empty-state .btn{margin-top:10px}.empty-stack{display:flex;flex-direction:column;gap:12px}.skeleton{display:flex;flex-direction:column;gap:14px;padding:18px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface)}.sk-header{display:flex;align-items:center;justify-content:space-between}.sk-pill,.sk-line{border-radius:8px;background:linear-gradient(90deg,var(--surface-2) 25%,var(--surface-3) 50%,var(--surface-2) 75%);background-size:840px 100%;animation:shimmer 1.5s linear infinite}.sk-pill{width:150px;height:26px}.sk-pill.short{width:84px}.sk-card{display:flex;flex-direction:column;gap:16px;padding:12px 4px 26px}.sk-line{height:52px}.toast{position:fixed;left:50%;bottom: calc(20px + env(safe-area-inset-bottom));z-index:200;display:flex;align-items:center;gap:9px;max-width:min(560px,calc(100vw - 28px));padding:11px 16px;transform:translateX(-50%);border-radius:12px;background:#111722;color:#f5f7fb;font-size:13px;line-height:1.45;box-shadow:var(--shadow-pop);animation:toast-in .18s ease-out}.toast[popover]{inset:auto;left:50%;bottom: calc(20px + env(safe-area-inset-bottom));margin:0;border:0;width:max-content}.toast .icon{width:18px;height:18px}.toast-info .icon{color:var(--focus)}.toast-success .icon{color:#45d69d}.toast-warn .icon{color:#f6c15c}.toast-error .icon{color:#ff8896}.toast:not(.is-visible) {display:none}.toast-text{min-width:0}@keyframes toast-in {
  from { opacity: 0; transform: translate(-50%, 8px); }
}.boot-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:24px;color:var(--text-2);font-size:13px}.boot-screen .brand-mark{width:44px;height:44px;border-radius:13px}.boot-mark{position:relative}.boot-bar{width:132px;height:4px;overflow:hidden;border-radius:999px;background:var(--surface-3)}.boot-bar span{display:block;width:46%;height:100%;border-radius:inherit;background:var(--accent);animation:boot-slide 1.15s ease-in-out infinite}@keyframes boot-slide {
  0% { transform: translateX(-110%); }
  100% { transform: translateX(250%); }
}.boot-error{max-width:460px;padding:10px 14px;border:1px solid var(--danger-line);border-radius:12px;background:var(--danger-soft);color:var(--danger);font-size:12.5px;line-height:1.6;text-align:center}.noscript{margin:40px auto;max-width:520px;padding:20px;border:1px solid var(--warn-line);border-radius:14px;background:var(--warn-soft);font-size:13px;line-height:1.7;text-align:center}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}.app-shell{display:flex;flex-direction:column;min-height:100vh}.appbar-wrap{position:sticky;top:0;z-index:30;border-bottom:1px solid color-mix(in srgb,var(--line) 72%,transparent);background:color-mix(in srgb,var(--bg) 84%,transparent);backdrop-filter:blur(16px) saturate(1.15);-webkit-backdrop-filter:blur(16px) saturate(1.15)}.appbar{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;max-width:1240px;min-height:60px;margin:0 auto;padding:10px 22px}.brand{display:inline-flex;align-items:center;gap:10px;min-width:0}.brand-button{padding:2px 4px 2px 0;border:0;border-radius:10px;background:transparent;color:inherit}.brand-button:hover .brand-name{color:var(--accent)}.brand-mark{position:relative;display:block;width:32px;height:32px;flex:none;border-radius:10px;background:linear-gradient(135deg,#6278f4 0%,#3d4fc4 100%);box-shadow:0 5px 14px rgba(75,99,224,.32)}.brand-mark::before{content:"";position:absolute;left:8px;right:8px;top:9px;bottom:7px;border:1.6px solid rgba(255,255,255,.96);border-radius:3px}.brand-mark::after{content:"";position:absolute;left:8px;right:8px;top:14px;height:1.6px;background:rgba(255,255,255,.96)}.brand-name{overflow:hidden;font-size:17px;font-weight:700;letter-spacing:.01em;text-overflow:ellipsis;white-space:nowrap;transition:color .15s}.appbar-actions{display:flex;align-items:center;gap:6px;flex:none}.theme-btn .icon{width:19px;height:19px}.user-chip{display:inline-flex;align-items:center;gap:9px;padding:4px 12px 4px 4px;border:1px solid var(--line);border-radius:999px;background:var(--surface);box-shadow:var(--shadow-sm);transition:background .15s , border-color .15s}.user-chip:hover{background:var(--surface-2);border-color:var(--line-strong)}.user-text{display:flex;flex-direction:column;align-items:flex-start;line-height:1.2}.user-name{font-size:13px;font-weight:650}.user-id{color:var(--text-3);font-size:11px;font-variant-numeric:tabular-nums}.app-main{flex:1;width:100%;max-width:1240px;margin:0 auto;padding:22px 22px 46px}.status-banner{display:flex;align-items:center;gap:10px;margin-bottom:14px;padding:11px 14px;border:1px solid var(--warn-line);border-radius:var(--radius-md);background:var(--warn-soft);color:var(--text);font-size:13px;line-height:1.5}.status-banner.status-danger{border-color:var(--danger-line);background:var(--danger-soft)}.banner-icon{display:inline-flex;color:var(--warn);flex:none}.status-danger .banner-icon{color:var(--danger)}.banner-text{flex:1;min-width:0}.status-banner .btn{flex:none;background:var(--surface)}.timetable-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.week-nav{display:inline-flex;align-items:center;gap:2px;padding:3px;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:var(--shadow-sm)}.week-nav .btn-icon{width:34px;min-height:34px}.week-label{position:relative;display:flex;flex-direction:column;align-items:center;min-width:120px;padding:3px 12px;border:0;border-radius:10px;background:transparent;color:var(--text);line-height:1.3}.week-label:hover{background:var(--surface-2)}.week-title{font-size:15px;font-weight:700;white-space:nowrap}.week-range{color:var(--text-3);font-size:11.5px;font-variant-numeric:tabular-nums;white-space:nowrap}.week-label.is-current .week-title::after{content:"本周";display:inline-block;margin-left:6px;padding:1px 6px;border-radius:6px;background:var(--accent-soft);color:var(--accent);font-size:10.5px;font-weight:700;vertical-align:2px}.toolbar-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.today-btn{padding:0 11px}.sem-wrap{display:flex}.timetable-meta{margin:11px 2px 12px;color:var(--text-3);font-size:12.5px;line-height:1.5}.view-host{min-height:320px}.app-footer{display:flex;flex-direction:column;gap:4px;margin-top:34px;padding-top:18px;border-top:1px solid var(--line);color:var(--text-3);font-size:11.5px;line-height:1.7;text-align:center}.app-footer a{color:var(--text-2)}.app-footer a:hover{color:var(--accent)}.auth-page{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;min-height:100vh;min-height:100dvh;padding:40px 18px}.auth-card{display:flex;flex-direction:column;gap:16px;width:min(452px,100%);padding:30px;border:1px solid var(--line);border-radius:var(--radius-xl);background:var(--surface);box-shadow:var(--shadow-md)}.auth-card>.brand{margin-bottom:2px}.auth-heading{display:flex;flex-direction:column;gap:5px}.auth-heading h1{font-size:25px;font-weight:700;letter-spacing:-.02em}.auth-heading p{font-size:13px;color:var(--text-2)}.auth-intro{min-height:2.5em;color:var(--text-2);font-size:12.5px;line-height:1.6}.auth-form{display:flex;flex-direction:column;gap:14px}.auth-options{display:flex;flex-direction:column;gap:11px}.auth-actions{display:flex;flex-direction:column;gap:8px}.auth-note{padding-top:13px;border-top:1px solid var(--line);color:var(--text-2);font-size:12.5px}.auth-note summary{width:fit-content;color:var(--text-2);font-weight:600;cursor:pointer}.auth-note p{margin-top:7px;line-height:1.7;color:var(--text-3)}.auth-step{display:flex;flex-direction:column;gap:14px}.step-heading{display:flex;flex-direction:column;gap:4px}.step-heading h2{font-size:19px;font-weight:700}.step-heading p{font-size:12.5px;line-height:1.6}.step-actions{display:flex;gap:8px}.step-actions .btn-primary{flex:1}.captcha-row{display:flex;align-items:center;gap:10px}.captcha-img{height:50px;min-width:130px;padding:2px;border:1px solid var(--line);border-radius:10px;background:#fff;object-fit:contain}.slider-captcha{width:min(280px,100%);margin:4px auto 0;user-select:none;-webkit-user-select:none}.slider-stage{position:relative;aspect-ratio: 280 / 155;overflow:hidden;border:1px solid var(--line);border-radius:10px;background:var(--surface-2)}.slider-bg{position:absolute;inset:0;width: calc(100% * 278 / 280);height:100%;object-fit:fill;pointer-events:none}.slider-piece{position:absolute;top:0;left:0;height:100%;object-fit:fill;pointer-events:none;filter:drop-shadow(0 0 2px rgba(0,0,0,.35))}.slider-refresh{position:absolute;top:6px;right:6px;display:grid;place-items:center;width:28px;height:28px;border:0;border-radius:8px;background:rgba(0,0,0,.42);color:#fff;cursor:pointer}.slider-refresh svg{width:16px;height:16px}.slider-track{position:relative;height:40px;margin-top:10px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);touch-action:none}.slider-fill{position:absolute;inset:0 auto 0 0;width:0;border-radius:10px 0 0 10px;background:color-mix(in srgb,var(--accent) 16%,transparent)}.slider-text{position:absolute;inset:0;display:grid;place-items:center;padding-left:14%;color:var(--text-3);font-size:12.5px;pointer-events:none}.slider-knob{position:absolute;top:-1px;left:0;display:grid;place-items:center;width: calc(100% * 40 / 280);height:40px;border-radius:10px;background:var(--accent);color:var(--accent-contrast);box-shadow:var(--shadow-sm);cursor:grab;touch-action:none}.slider-knob svg{width:18px;height:18px}.slider-captcha.is-dragging .slider-knob{cursor:grabbing}.slider-captcha.is-dragging .slider-text,.slider-captcha.is-busy .slider-text{visibility:hidden}.slider-captcha.is-busy .slider-knob{opacity:.6;cursor:progress}.slider-captcha.is-failed .slider-knob{background:var(--danger,#d64545)}.code-row{display:flex;gap:8px}.code-row input{flex:1;font-size:16px;letter-spacing:2px}.code-row .btn{height:46px;flex:none}.qr-panel{display:flex;flex-direction:column;align-items:center;gap:10px}.qr-frame{position:relative;width:210px;height:210px;padding:10px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:var(--shadow-sm)}.qr-frame img{display:block;width:100%;height:100%;object-fit:contain}.qr-overlay{position:absolute;inset:0;display:grid;place-items:center;padding:18px;border-radius:16px;background:rgba(255,255,255,.94);color:#161b24;font-size:13px;font-weight:650;line-height:1.5;text-align:center}.qr-status{min-height:1.5em;color:var(--text-2);font-size:13px;text-align:center}.qr-help{color:var(--text-3);font-size:12px;text-align:center}.auth-footer{display:flex;flex-direction:column;gap:4px;width:min(560px,100%);color:var(--text-3);font-size:11.5px;line-height:1.7;text-align:center}.auth-footer a{color:var(--text-2)}.auth-footer a:hover{color:var(--accent)}.fatal-card{align-items:center;text-align:center;gap:12px}.fatal-card h1{font-size:22px}.fatal-card .btn{margin-top:6px}@media (max-width:760px){.appbar{padding:8px 14px}.user-text{display:none}.user-chip{padding:3px}.app-main{padding:16px 12px 38px}.timetable-toolbar{gap:8px}.week-nav{flex:1;justify-content:space-between}.week-label{flex:1;min-width:0}.toolbar-actions{width:100%}.today-btn:disabled{display:none}.today-btn{width:38px;padding:0}.today-btn span{display:none}.sem-wrap{flex:1;min-width:0}.sem-wrap .select{width:100%;max-width:none;padding-right:26px;font-size:12.5px}.week-tabs{flex:none}.auth-page{padding:22px 14px 34px;justify-content:flex-start}.auth-card{padding:22px 18px;border-radius:var(--radius-lg)}.auth-heading h1{font-size:22px}.app-footer{margin-top:26px}}@media (max-width:420px){.brand-name{font-size:16px}.week-range{font-size:11px}.week-title{font-size:14px}.theme-btn{display:none}}.week-card{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-sm)}.week-grid{--lesson-inset:3px;display:grid;grid-template-columns:58px repeat(var(--days,7),minmax(0,1fr));align-items:stretch}.week-corner,.week-day{position:sticky;top:var(--appbar-h);z-index:8;border-bottom:1px solid var(--line);background:var(--surface)}.week-corner{border-right:1px solid var(--line);border-top-left-radius:var(--radius-lg)}.week-day{display:flex;flex-direction:column;align-items:center;gap:2px;padding:10px 2px 8px;border-left:1px solid var(--line)}.week-day:last-of-type{border-top-right-radius:var(--radius-lg)}.week-day-name{color:var(--text-2);font-size:12px;font-weight:550}.week-day-date{min-width:27px;padding:0 7px;border-radius:999px;font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;text-align:center;transition:background .15s , color .15s}.week-day.is-today .week-day-name{color:var(--accent)}.week-day.is-today .week-day-date{background:var(--accent);color:var(--accent-contrast)}.week-axis{position:relative;border-right:1px solid var(--line)}.week-tick{position:absolute;right:8px;transform:translateY(-50%);color:var(--text-3);font-size:10.5px;font-variant-numeric:tabular-nums;white-space:nowrap}.week-now-tag{position:absolute;right:4px;z-index:5;padding:1px 5px;transform:translateY(-50%);border-radius:5px;background:var(--now);color:#fff;font-size:10px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.5}.week-col{position:relative;border-left:1px solid var(--line)}.week-col.is-today{background:var(--today)}.week-line{position:absolute;left:0;right:0;border-top:1px dashed var(--line);opacity:.55;pointer-events:none}.week-line.is-hour{border-top-style:solid;opacity:.8}.week-now-line{position:absolute;left:0;right:0;z-index:1;border-top:2px solid var(--now);pointer-events:none}.week-now-line::before{content:"";position:absolute;top:-5px;left:-5px;width:8px;height:8px;border-radius:50%;background:var(--now)}.lesson-block{--c:var(--accent);position:absolute;z-index:2;display:flex;flex-direction:column;align-items:flex-start;gap:1px;overflow:hidden;padding:6px 7px 6px 9px;border:0;border-left:3px solid var(--c);border-radius:9px;background:var(--surface-2);background:color-mix(in srgb,var(--c) var(--course-mix),var(--surface));color:var(--text);font-size:11.5px;line-height:1.35;text-align:left;cursor:pointer;transition:transform .12s , box-shadow .12s , filter .12s}.lesson-block:hover{z-index:4;transform:translateY(-1px);box-shadow:var(--shadow-md)}.lesson-block:focus-visible{z-index:4;outline-offset:1px}.lesson-name{display:-webkit-box;overflow:hidden;color:var(--text);color:color-mix(in srgb,var(--c) var(--course-mix-text),var(--text));font-size:12px;font-weight:650;line-height:1.35;-webkit-box-orient:vertical;-webkit-line-clamp:3}.lesson-room,.lesson-teacher{max-width:100%;overflow:hidden;color:var(--text-2);font-size:10.5px;line-height:1.35;text-overflow:ellipsis;white-space:nowrap}.lesson-teacher{opacity:.82}.lesson-time{display:flex;flex-wrap:wrap;column-gap:5px;max-width:100%;color:var(--text);color:color-mix(in srgb,var(--c) 45%,var(--text-2));font-size:10.5px;font-weight:600;line-height:1.35;font-variant-numeric:tabular-nums}.lesson-units,.lesson-clock{white-space:nowrap}.lesson-badge{order:-1;margin-bottom:1px;padding:0 5px;border-radius:4px;background:var(--now);color:#fff;font-size:9.5px;font-weight:700;line-height:1.6}.lesson-block.is-live{box-shadow:0 0 0 2px color-mix(in srgb,var(--now) 55%,transparent)}.lesson-block.is-compact{padding-top:4px;padding-bottom:4px;gap:0}.lesson-block.is-compact .lesson-room,.lesson-block.is-compact .lesson-time,.lesson-block.is-compact .lesson-teacher,.lesson-block.is-compact .lesson-badge{display:none}.lesson-block.is-compact .lesson-name{font-size:11.5px;-webkit-line-clamp:2}.day-view{display:flex;flex-direction:column;gap:4px;touch-action:pan-y}.day-strip{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px;margin-bottom:16px}.day-tab{position:relative;display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 0 11px;border:1px solid var(--line);border-radius:13px;background:var(--surface);color:var(--text);transition:background .15s , border-color .15s , transform .1s}.day-tab:hover{border-color:var(--line-strong);background:var(--surface-2)}.day-tab-name{color:var(--text-2);font-size:11.5px}.day-tab-date{font-size:16px;font-weight:700;font-variant-numeric:tabular-nums}.day-tab.has-class .day-tab-dot{position:absolute;bottom:5px;width:4px;height:4px;border-radius:50%;background:var(--text-3)}.day-tab.is-today .day-tab-name,.day-tab.is-today .day-tab-date{color:var(--accent)}.day-tab.is-selected{border-color:var(--accent);background:var(--accent);color:var(--accent-contrast);box-shadow:0 6px 18px color-mix(in srgb,var(--accent) 30%,transparent)}.day-tab.is-selected .day-tab-name,.day-tab.is-selected .day-tab-date{color:var(--accent-contrast)}.day-tab.is-selected.has-class .day-tab-dot{background:var(--accent-contrast)}.day-heading{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin:0 2px 10px}.day-heading h2{font-size:16px;font-weight:700}.day-heading .muted{font-size:12px}.lesson-list{display:flex;flex-direction:column;gap:10px;list-style:none}.lesson-card{--c:var(--accent);display:grid;grid-template-columns:70px minmax(0,1fr);gap:14px;align-items:stretch;width:100%;padding:14px 16px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface);box-shadow:var(--shadow-sm);color:var(--text);text-align:left;transition:transform .12s , box-shadow .12s , border-color .12s}.lesson-card:hover{transform:translateY(-1px);border-color:var(--line-strong);box-shadow:var(--shadow-md)}.lesson-card-time{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding-right:12px;border-right:3px solid var(--c);font-variant-numeric:tabular-nums}.lesson-card-time strong{font-size:16px;font-weight:700}.lesson-card-time span{color:var(--text-3);font-size:12px}.lesson-card-body{display:flex;flex-direction:column;gap:5px;min-width:0}.lesson-card-title{display:flex;align-items:center;gap:7px;flex-wrap:wrap;min-width:0}.lesson-card-name{overflow:hidden;font-size:15px;font-weight:650;text-overflow:ellipsis;white-space:nowrap}.lesson-card-meta{display:flex;flex-wrap:wrap;gap:3px 14px;color:var(--text-2);font-size:12.5px}.lesson-card-meta span{display:inline-flex;align-items:center;gap:4px;min-width:0}.lesson-card-meta .icon{width:13px;height:13px;color:var(--text-3)}.lesson-card.is-past{opacity:.56}.lesson-card.is-live{border-color:color-mix(in srgb,var(--now) 42%,var(--line));box-shadow:0 0 0 1px color-mix(in srgb,var(--now) 38%,transparent) , var(--shadow-sm)}.lesson-progress{display:block;height:4px;margin-top:5px;overflow:hidden;border-radius:999px;background:var(--surface-3)}.lesson-progress i{display:block;height:100%;border-radius:inherit;background:var(--now);transition:width .5s linear}@media (max-width:760px){.week-grid{--lesson-inset:1.5px;grid-template-columns:30px repeat(var(--days,7),minmax(0,1fr))}.week-day{padding:7px 0 6px;gap:1px}.week-day-name{font-size:11px}.week-day-date{min-width:22px;padding:0 4px;font-size:12px}.week-tick{right:3px;font-size:9px;letter-spacing:-.02em}.week-now-tag{right:1px;font-size:8.5px;padding:0 2px;letter-spacing:-.02em}.lesson-block{padding:3px 2px 3px 4px;border-left-width:2px;border-radius:6px;font-size:10px;line-height:1.25}.lesson-name,.lesson-room{overflow-wrap:anywhere}.lesson-name{font-size:10.5px;line-height:1.25;-webkit-line-clamp:4}.lesson-room{display:-webkit-box;font-size:9px;line-height:1.25;white-space:normal;-webkit-box-orient:vertical;-webkit-line-clamp:2}.lesson-teacher{display:none}.lesson-units{display:none}.lesson-time{font-size:9px;line-height:1.25;letter-spacing:-.02em}.lesson-clock{white-space:normal}.lesson-badge{display:none}.lesson-block.is-compact{padding-top:2px;padding-bottom:2px}.lesson-block.is-compact .lesson-name{font-size:10px;-webkit-line-clamp:2}.day-strip{gap:4px;margin-bottom:12px}.day-tab{padding:7px 0 10px;border-radius:11px}.day-tab-name{font-size:10.5px}.day-tab-date{font-size:14px}.lesson-card{grid-template-columns:56px 1fr;gap:12px;padding:12px 14px}.lesson-card-time strong{font-size:15px}.lesson-card-name{font-size:14.5px}.lesson-card-meta{font-size:12px}}@media (max-width:420px){.week-grid{--lesson-inset:1px;grid-template-columns:28px repeat(var(--days,7),minmax(0,1fr))}.week-day-name{font-size:10px}.lesson-block{padding:3px 1px 3px 3px}.lesson-name{font-size:10px}.lesson-room{font-size:8.5px;letter-spacing:-.02em;-webkit-line-clamp:3}.day-tab{padding:6px 0 9px}.day-tab-date{font-size:13px}}@media print{.appbar-wrap,.status-banner,.timetable-toolbar,.timetable-meta,.app-footer{display:none!important}.app-main{max-width:none;padding:0}.week-card{border:0;box-shadow:none}.week-corner,.week-day{position:static}body::before{display:none}body{background:#fff}.lesson-block{box-shadow:none}}dialog{padding:0;border:0;color:var(--text);background:transparent}dialog::backdrop{background:rgba(8,12,20,.46);backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px)}dialog[open]{animation:modal-in .16s ease-out}@keyframes modal-in {
  from { opacity: 0; transform: translateY(6px) scale(0.99); }
}.modal{position:fixed;inset:0;width:min(440px,calc(100vw - 32px));max-width:calc(100vw - 32px);max-height:min(88dvh,820px);margin:auto;overflow:auto;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-lg);overscroll-behavior:contain}.confirm-body{display:flex;flex-direction:column;gap:9px;padding:22px}.confirm-title{font-size:17px;font-weight:700}.confirm-message{color:var(--text-2);font-size:13.5px;line-height:1.7}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:8px}.lesson-detail{width:min(480px,calc(100vw - 32px))}.lesson-detail-body{padding:20px 22px 24px}.lesson-detail-head{display:flex;align-items:flex-start;gap:12px}.lesson-detail-head>div{min-width:0;flex:1}.lesson-detail-head h2{font-size:19px;font-weight:700}.lesson-detail-head p{margin-top:3px;font-size:12.5px}.lesson-detail-swatch{width:12px;height:12px;flex:none;margin-top:7px;border-radius:4px}.lesson-detail-head .btn{margin-left:auto;flex:none}.kv{display:grid;grid-template-columns:62px minmax(0,1fr);gap:10px 14px;margin:18px 0 0}.kv dt{color:var(--text-3);font-size:12.5px;line-height:1.6}.kv dd{margin:0;font-size:13.5px;line-height:1.6;overflow-wrap:anywhere}.settings-dialog{position:fixed;inset:0 0 0 auto;width:min(460px,100vw);max-width:100vw;height:100vh;height:100dvh;max-height:100vh;max-height:100dvh;margin:0;overflow:hidden;border-left:1px solid var(--line);background:var(--bg);box-shadow:var(--shadow-lg);animation:drawer-in .2s ease-out}@keyframes drawer-in {
  from { transform: translateX(28px); opacity: 0.6; }
}.settings-body{display:flex;flex-direction:column;gap:12px;height:100%;padding:14px 16px 30px;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin}.settings-head{position:sticky;top:-14px;z-index:3;display:flex;align-items:center;justify-content:space-between;gap:12px;margin:-14px -16px 0;padding:16px 16px 10px;border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent);background:var(--bg)}.settings-head h2{font-size:19px;font-weight:700}.settings-card{display:flex;flex-direction:column;gap:10px;padding:16px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface)}.settings-card h3{font-size:14px;font-weight:650}.settings-card .kv{margin-top:2px;grid-template-columns:74px minmax(0,1fr);gap:6px 10px}.settings-card .kv dt{font-size:12.5px}.settings-card .kv dd{font-size:13px}.settings-card .hint{font-size:12px}.account-row{display:flex;align-items:center;gap:12px}.account-info{display:flex;flex-direction:column;gap:1px;min-width:0;flex:1}.account-name{font-size:16px;font-weight:650}.account-info .muted{font-size:12px}.button-row{display:flex;flex-wrap:wrap;gap:8px}.chips{display:flex;flex-wrap:wrap;gap:6px}.chips button{min-width:60px;height:32px;padding:0 10px;border:1px solid var(--line-strong);border-radius:999px;background:var(--surface);color:var(--text-2);font-size:12.5px;font-variant-numeric:tabular-nums;transition:background .15s , border-color .15s , color .15s}.chips button:hover{border-color:var(--accent);color:var(--accent)}.chips button[aria-pressed="true"]{border-color:var(--accent);background:var(--accent);color:var(--accent-contrast)}.chips button:disabled{opacity:.42}.chips button:disabled:hover{border-color:var(--line-strong);color:var(--text-2)}.copy-row{display:flex;gap:6px}.copy-row .ics-input{flex:1;height:38px}.ics-input{height:38px;border-radius:10px;background:var(--surface-2);font-family: var(--font-mono);font-size:10.5px;letter-spacing:-.2px}.copy-row .btn{flex:none}.log-details{border-top:1px solid var(--line);padding-top:8px}.log-details summary{width:fit-content;color:var(--text-2);font-size:12.5px;font-weight:600;cursor:pointer}.log-list{display:flex;flex-direction:column;max-height:210px;margin-top:6px;overflow-y:auto;list-style:none}.log-list li{display:flex;align-items:flex-start;gap:8px;padding:7px 0;border-top:1px solid var(--line);color:var(--text-2);font-size:11.5px;line-height:1.5}.log-list li:first-child{border-top:0}.log-dot{width:6px;height:6px;flex:none;margin-top:5px;border-radius:50%;background:var(--ok)}.log-list li.is-bad .log-dot{background:var(--danger)}.log-list li.is-bad .log-text{color:var(--danger)}.log-time{flex:none;color:var(--text-3);font-variant-numeric:tabular-nums}.log-text{min-width:0;overflow-wrap:anywhere}.danger-zone{border-color:color-mix(in srgb,var(--danger) 32%,var(--line))}.danger-zone h3{color:var(--danger)}@media (max-width:640px){.modal{width:100vw;max-width:100vw;max-height:90dvh;margin:auto 0 0;border-radius:var(--radius-lg) var(--radius-lg) 0 0;animation:sheet-up .18s ease-out}.lesson-detail{width:100vw}.confirm-dialog{width:calc(100vw - 32px);margin:auto;border-radius:var(--radius-lg);animation:modal-in .16s ease-out}.settings-dialog{inset:auto 0 0 0;width:100vw;height:min(92dvh,100dvh);max-height:92dvh;margin:0;border-top:1px solid var(--line);border-left:0;border-radius:var(--radius-lg) var(--radius-lg) 0 0;animation:sheet-up .18s ease-out}.settings-head{top:-14px}.lesson-detail-body{padding:18px 18px 24px}.confirm-body{padding:20px 18px}}@keyframes sheet-up {
  from { transform: translateY(28px); opacity: 0.7; }
}.email-settings,.email-bind,.email-bound{display:flex;flex-direction:column;gap:10px}.email-settings [hidden]{display:none}.email-address{overflow-wrap:anywhere}.email-settings .code-row input{letter-spacing:normal;font-size:15px}.email-settings .code-row .btn{height:42px}.widget-settings{display:flex;flex-direction:column;gap:10px}.widget-settings [hidden]{display:none}.widget-script{width:100%;min-height:120px;padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);color:var(--text);font:11px/1.45 ui-monospace,SFMono-Regular,Menlo,monospace;resize:vertical}.widget-help summary{cursor:pointer;color:var(--text-2);font-size:12.5px}.widget-steps{margin:8px 0 0;padding-left:1.3em;color:var(--text-2);font-size:12.5px;line-height:1.6}.widget-steps code{padding:0 4px;border-radius:4px;background:var(--surface-2);font-size:12px}