:root{--color-primary:#2f4b7c;--color-primary-dark:#1f3559;--color-primary-deep:#1f3559;--color-accent:#c89b5b;--color-accent-soft:#f6eee1;--color-bg:#f4f6fa;--color-card:#fff;--color-line:#e7eaf0;--color-text:#1f2937;--color-text-secondary:#4b5563;--color-muted:#6b7280;--color-danger:#e11d48;--color-danger-strong:#b42318;--color-warning-strong:#8a5a00;--type-attendance:#d97706;--type-attendance-soft:#fff3e0;--type-assignment:#2563eb;--type-assignment-soft:#eaf2ff;--type-report:#7c3aed;--type-report-soft:#f1ecff;--type-notice:#0891b2;--type-notice-soft:#e6f7ff;--type-leave:#e11d48;--type-leave-soft:#ffe9ee;--type-interaction:#db2777;--type-interaction-soft:#fdf0f7;--radius:12px;--app-max-width:430px;--app-bar-height:54px;--tab-bar-height:56px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{color:var(--color-text);background:#e8edf5;margin:0;font-family:-apple-system,BlinkMacSystemFont,Helvetica Neue,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.5}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}#app{width:100%;max-width:var(--app-max-width);min-height:100vh;background:var(--color-bg);min-height:100dvh;margin:0 auto;position:relative}.page{min-height:100vh;min-height:100dvh;padding:12px 16px calc(var(--tab-bar-height) + env(safe-area-inset-bottom) + 20px)}.page--no-tab{padding-bottom:calc(24px + env(safe-area-inset-bottom))}.card{border:1px solid var(--color-line);border-radius:var(--radius);background:var(--color-card);box-shadow:0 6px 18px #1f35590d}.app-bar{z-index:30;height:calc(var(--app-bar-height) + env(safe-area-inset-top));padding:env(safe-area-inset-top) 56px 0;color:#fff;background:linear-gradient(135deg,#2f4b7c 0%,#1f3559 100%);border-bottom:2px solid #c89b5bb8;justify-content:center;align-items:center;display:flex;position:sticky;top:0;box-shadow:0 4px 14px #1f355929}.app-bar__title{color:#fff;text-overflow:ellipsis;white-space:nowrap;max-width:100%;margin:0;font-size:16px;font-weight:600;line-height:1.3;overflow:hidden}.app-bar__back{top:env(safe-area-inset-top);width:46px;height:var(--app-bar-height);color:#f8fafc;background:0 0;border:0;justify-content:center;align-items:center;padding:0 0 3px;font-size:30px;font-weight:300;line-height:1;display:flex;position:absolute;left:2px}.app-bar__back:active{opacity:.55}.app-bar__right{top:env(safe-area-inset-top);height:var(--app-bar-height);align-items:center;display:flex;position:absolute;right:6px}.app-bar__right .btn--text{color:#f4e7ce}.app-bar__right .btn--text:disabled{color:#f4e7ce73}.btn{background:var(--color-primary);color:#fff;border:0;border-radius:8px;justify-content:center;align-items:center;gap:6px;min-height:44px;padding:0 18px;font-size:16px;font-weight:500;transition:background-color .15s,opacity .15s;display:inline-flex}.btn:active:not(:disabled){background:var(--color-primary-deep)}.btn:disabled{cursor:not-allowed;opacity:.5}.btn--block{width:100%}.btn--ghost{color:var(--color-primary-dark);background:#f8fafc;border:1px solid #2f4b7c4d}.btn--ghost:active:not(:disabled){background:#eef2f8}.btn--text{min-height:44px;color:var(--color-primary-dark);background:0 0;border:0;padding:0 6px;font-size:14px}.btn--text:active:not(:disabled){opacity:.6}.btn--danger-text{color:var(--color-danger-strong)}.btn--small{border-radius:22px;min-height:44px;padding:0 14px;font-size:13px}.field{flex-direction:column;gap:8px;display:flex}.field__label{color:var(--color-text-secondary);font-size:13px}.field__input,.field__textarea{background:#fff;border:1px solid #e5e5e5;border-radius:8px;width:100%;min-height:48px;padding:12px 14px;font-size:16px;transition:border-color .15s}.field__textarea{resize:vertical;min-height:112px}.field__input:focus,.field__textarea:focus{border-color:var(--color-primary)}input:focus-visible{outline-offset:2px;outline:2px solid #2f4b7c80}textarea:focus-visible{outline-offset:2px;outline:2px solid #2f4b7c80}select:focus-visible{outline-offset:2px;outline:2px solid #2f4b7c80}.btn:focus-visible{outline-offset:2px;outline:2px solid #2f4b7c80}.app-bar__back:focus-visible{outline-offset:2px;outline:2px solid #2f4b7c80}.login-tabs__item:focus-visible{outline-offset:2px;outline:2px solid #2f4b7c80}.field__counter{color:var(--color-muted);align-self:flex-end;font-size:12px}.section-head{justify-content:space-between;align-items:center;gap:12px;margin:4px 2px 10px;display:flex}.section-head__title{margin:0;font-size:16px;font-weight:600}.section-head__link{color:var(--color-muted);align-items:center;gap:4px;font-size:13px;display:inline-flex}.unread-badge{background:var(--color-accent);color:#1f2937;border-radius:9px;justify-content:center;align-items:center;min-width:17px;height:17px;padding:0 5px;font-size:11px;font-weight:600;line-height:1;display:inline-flex}.toast{bottom:calc(84px + env(safe-area-inset-bottom));z-index:100;color:#fff;text-align:center;pointer-events:none;background:#1f2937eb;border-radius:8px;width:max-content;max-width:min(360px,100vw - 64px);padding:10px 16px;font-size:14px;position:fixed;left:50%;transform:translate(-50%)}.toast-enter-active,.toast-leave-active{transition:opacity .18s,transform .18s}.toast-enter-from,.toast-leave-to{opacity:0;transform:translate(-50%,6px)}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:240px;padding:32px 24px;display:flex}.empty-state__icon{color:#8a9ab3;background:#eef2f8;border-radius:50%;justify-content:center;align-items:center;width:56px;height:56px;margin-bottom:14px;font-size:24px;display:flex}.empty-state__title{margin:0 0 6px;font-size:15px;font-weight:600}.empty-state__description{max-width:280px;color:var(--color-muted);margin:0;font-size:13px;line-height:1.6}.empty-state__action{margin-top:18px}.state-text{color:var(--color-muted);text-align:center;padding:36px 12px;font-size:13px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}