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small{display:none}.yt-nav-label,.yt-sidebar-bottom{display:none}#yt-nav{flex-direction:row;overflow-x:auto;gap:3px;padding:0 0 8px;scrollbar-width:none}#yt-nav::-webkit-scrollbar{display:none}#yt-nav button{white-space:nowrap;flex:none;padding:7px 10px;font-size:11px;border-radius:7px}#yt-nav button span{display:none}.yt-main{padding:20px max(14px,env(safe-area-inset-right)) max(25px,env(safe-area-inset-bottom)) max(14px,env(safe-area-inset-left))}.yt-topbar{align-items:center;margin-bottom:18px;gap:6px}.yt-topbar h1{font-size:20px}.yt-breadcrumb{font-size:9px;letter-spacing:0}.yt-top-actions{gap:8px}.yt-top-actions .yt-button{font-size:10px;padding:7px 10px;min-height:34px}.yt-hero{padding:24px 19px;min-height:220px;border-radius:17px;gap:8px;align-items:flex-start;margin-bottom:16px}.yt-hero h2{font-size:23px;line-height:1.55;margin-bottom:10px}.yt-hero-copy{max-width:calc(100% - 90px)}.yt-eyebrow{font-size:8px;letter-spacing:1px;margin-bottom:11px}.yt-hero-sub{font-size:10px;line-height:1.9;margin-bottom:14px}.yt-hero-sub .yt-dot{padding:0 3px}.yt-hero-actions{gap:7px}.yt-hero-actions .yt-button{padding:8px 10px;font-size:10px;min-height:34px}.yt-countdown{min-width:82px;padding-left:10px;margin-top:27px}.yt-countdown strong{font-size:46px}.yt-countdown small{font-size:9px}.yt-countdown .yt-date{font-size:8px}.yt-hero-leaf{right:40px;width:120px}.yt-metrics{gap:9px;margin-bottom:16px}.yt-metric{padding:13px 15px}.yt-metric strong{font-size:25px}.yt-grid,.yt-stack{gap:16px}.yt-card{padding:19px 16px;border-radius:16px}.yt-card-head{margin-bottom:14px}.yt-card-head h2{font-size:16px}.yt-subject-grid{gap:9px}.yt-subject-card{padding:14px 12px;border-radius:12px}.yt-subject-title{font-size:13px}.yt-subject-heading{display:block;margin-bottom:8px}.yt-subject-heading .yt-tag{margin-top:6px;font-size:8px}.yt-subject-hours{flex-wrap:wrap;gap:4px}.yt-subject-hours strong{font-size:26px}.yt-subject-hours small{font-size:8px}.yt-progress-caption{font-size:9px}.yt-subject-next{font-size:10px;min-height:51px;padding-top:9px;margin-top:9px}.yt-subject-card .yt-text-button{font-size:10px}.yt-task{gap:9px;padding:12px 0}.yt-task-title{font-size:12px}.yt-task-actions{gap:1px}.yt-task-actions .yt-text-button{font-size:10px}.yt-roadmap{grid-template-columns:1fr;gap:13px}.yt-stage{padding:20px 19px 20px 68px}.yt-stage-number{position:absolute;top:25px;left:21px;font-size:26px}.yt-stage p{min-height:0;font-size:11px}.yt-practice-grid{grid-template-columns:1fr}.yt-hero .yt-button.yt-outline{max-width:100%}.yt-welcome .yt-hero{min-height:255px}.yt-welcome .yt-hero-copy{max-width:100%}.yt-welcome-steps{grid-template-columns:1fr;gap:12px;margin-top:16px}.yt-welcome-steps .yt-card{padding:20px 20px 20px 64px;position:relative}.yt-welcome-steps b{position:absolute;top:20px;left:22px;font-size:26px}.yt-welcome-steps p{margin-top:7px}.yt-form-grid{gap:12px}.yt-dialog-head{padding:16px 18px}#yt-dialog-content{padding:20px 18px}dialog#yt-dialog{width:calc(100vw - 20px);max-height:calc(100dvh - max(24px,env(safe-area-inset-top)) - env(safe-area-inset-bottom));border-radius:16px}.yt-subject-row{grid-template-columns:minmax(0,1fr) minmax(0,1fr) 26px;gap:7px}.yt-subject-row .yt-field:nth-child(1){grid-column:1/3}.yt-subject-row .yt-field:nth-child(2){grid-column:1}.yt-subject-row .yt-field:nth-child(3){grid-column:2}.yt-subject-row .yt-field:nth-child(4){grid-column:1/3}.yt-subject-row .yt-text-button{grid-column:3;grid-row:1/4;height:100%;align-self:center}.yt-subject-row .yt-field input{font-size:12px}.yt-form-actions .yt-button{font-size:12px;padding:9px 13px}.yt-ai-info{align-items:start;gap:12px}.yt-ai-content{padding:17px;font-size:12px;line-height:2}.yt-week-total{font-size:36px}.yt-timer{padding:24px 15px}.yt-timer-time{font-size:58px}#yt-focus-dock{right:14px;bottom:max(14px,env(safe-area-inset-bottom));padding:10px 15px;max-width:220px}.yt-result-details{gap:12px;padding:17px}.yt-footer{font-size:9px;margin-bottom:35px}.yt-history-notice{align-items:start;font-size:11px}.yt-subject-detail .yt-card{margin-bottom:16px}}@media(prefers-reduced-motion:no-preference){.yt-hero,.yt-card,.yt-subject-card,.yt-stage{animation:yt-appear .35s ease both}.yt-button,#yt-nav button{transition:background .15s,filter .15s}.yt-progress>span{transition:width .4s ease}@keyframes yt-appear{from{opacity:.65;transform:translateY(5px)}to{opacity:1;transform:none}}}

.yt-chart-select{max-width:100%;border:1px solid var(--yt-line);padding:8px 12px;border-radius:10px;color:var(--yt-green);background:var(--yt-paper);font:inherit;font-size:12px;margin-bottom:8px}

/* Editable curriculum plans, scoped to the independent Yanan workbench. */
.yt-plan-summary{font-size:12px;color:var(--yt-muted,#718078);margin:12px 0;line-height:1.6}
.yt-curriculum-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:20px;padding-top:18px;border-top:1px solid #e2e7de}.yt-curriculum-head p{margin:8px 0}.yt-curriculum-head small{color:#768274;line-height:1.7}.yt-budget-tip{margin:16px 0 0;color:#866848}.yt-chapter-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:12px;color:#748372;margin-top:8px}.yt-milestone{color:#43684c}.yt-milestone strong{font-weight:600}.yt-template-list{display:grid;gap:10px;margin:18px 0}.yt-template-list article{padding:14px;border:1px solid #e1e7dc;border-radius:12px;background:#fafbf6}.yt-template-list b{display:block;margin-top:8px}.yt-template-list p{font-size:13px;line-height:1.7;margin:7px 0 0;color:#758272}.yt-template-sources{display:flex;flex-wrap:wrap;gap:12px;font-size:11px;color:#758272;line-height:1.7}.yt-template-sources a{color:#4d7058}
@media(max-width:600px){.yt-curriculum-head{align-items:flex-start;flex-direction:column}.yt-chapter{flex-direction:column;align-items:stretch}.yt-chapter .yt-badge-line{justify-content:flex-start}.yt-curriculum-head .yt-button{width:100%}}

/* Independent preparation plans use the existing modal and button system. */
.yt-plan-entry{margin-top:18px;padding:18px 20px;border:1px solid #dfe5d5;border-radius:12px;background:#f7f9f1}.yt-plan-entry h3{margin:7px 0;font-size:20px}.yt-plan-entry p{font-size:13px;color:#7c8c70}.yt-plan-entry small{color:#8b9b7d}.yt-plan-entry .yt-form-actions{margin-top:15px;justify-content:flex-start;gap:8px}.yt-plan-entry .yt-button{font-size:12px;padding:8px 12px}.yt-copy-options{max-height:40vh;overflow:auto;display:flex;flex-direction:column;gap:12px;padding:12px 0}.yt-stage-milestones{white-space:pre-wrap;overflow-wrap:anywhere}@media(max-width:600px){.yt-plan-entry{padding:16px}.yt-plan-entry .yt-form-actions{display:flex;flex-wrap:wrap}}