/* Classroom pages. Builds on /styles.css (site header, fonts, buttons, colours). */

.cr-main{padding:48px 0 80px;min-height:60vh}
.cr-title{font-family:var(--display);font-size:52px;line-height:1;color:var(--ink);letter-spacing:1px}
.cr-sub{color:#5b6276;margin-top:10px;max-width:720px}
.cr-h2{font-family:var(--display);font-size:30px;color:var(--ink);letter-spacing:1px;margin:44px 0 16px}
.muted{color:#6b7184;font-size:14px}
.hidden{display:none!important}
.account{font-family:var(--serif);font-size:12px;letter-spacing:1px;text-transform:uppercase;display:flex;gap:16px;align-items:center}
.account button{background:none;border:0;font:inherit;color:var(--red);cursor:pointer;letter-spacing:inherit;text-transform:inherit}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.card{border:1px solid #e3e5ea;padding:24px;display:flex;flex-direction:column;gap:12px;background:#fff}
.card h3{font-family:var(--serif);font-size:20px;color:var(--ink);line-height:1.3}
.card p{font-size:14px;color:#5b6276}
.card .btn{align-self:flex-start;margin-top:auto;padding:12px 22px;font-size:12px}
.bar{height:6px;background:var(--panel);border-radius:3px;overflow:hidden}
.bar>span{display:block;height:100%;background:var(--red)}

/* Sign-in */
.signin{max-width:460px;border:1px solid #e3e5ea;padding:32px;margin:0 auto}
.signin h2{font-family:var(--display);font-size:34px;color:var(--ink);letter-spacing:1px}
.signin label{display:block;font-size:14px;margin:18px 0 6px}
.signin input{width:100%;padding:12px 14px;font:inherit;border:1px solid #c9ccd5}
.signin .btn{width:100%;margin-top:14px;cursor:pointer;text-align:center}
.btn-ghost{background:#fff;color:var(--ink)}
.btn-ghost:hover{background:var(--panel)}
.notice{background:var(--panel);border-left:4px solid var(--red);padding:14px 18px;margin:18px 0;font-size:15px}
.or{display:flex;align-items:center;gap:12px;margin:18px 0 4px;color:#8a8fa0;font-size:13px}
.or:before,.or:after{content:"";flex:1;height:1px;background:#e3e5ea}

/* Course outline */
.outline{border:1px solid #e3e5ea}
.outline h3{font-family:var(--serif);font-size:16px;letter-spacing:1px;text-transform:uppercase;color:var(--ink);background:var(--panel);padding:12px 18px;display:flex;justify-content:space-between;gap:12px}
.outline h3 small{font-family:var(--body);text-transform:none;letter-spacing:0;color:#6b7184;font-size:13px}
.outline a,.outline .row{display:flex;gap:12px;align-items:baseline;padding:10px 18px;border-top:1px solid #eef0f3;color:var(--text);text-decoration:none;font-size:15px}
.outline a:hover{background:#fafbfc}
.outline .row{color:#9aa0b0}
.outline a.current{background:#fff4f4;font-weight:600}
.check{width:18px;flex:none;color:#2f8f5b;font-weight:700}
.tag-preview{font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--red);margin-left:auto}
.course-head{display:flex;gap:32px;align-items:flex-start;justify-content:space-between;flex-wrap:wrap}
.buybox{border:1px solid #e3e5ea;padding:24px;min-width:260px}
.price{font-family:var(--display);font-size:42px;color:var(--ink)}

/* Lesson */
.lesson-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:36px;align-items:start}
.lesson-layout>*{min-width:0}
.crumb{overflow-wrap:anywhere}
.lesson-side{position:sticky;top:16px;max-height:calc(100vh - 32px);overflow:auto}
.lesson-side .outline a,.lesson-side .outline .row{font-size:14px;padding:8px 14px}
.lesson-side .outline h3{font-size:13px;padding:10px 14px}
.lesson-body h1{font-family:var(--display);font-size:44px;line-height:1.05;color:var(--ink);letter-spacing:1px;margin:6px 0 24px}
.crumb{font-size:13px;color:#6b7184}
.crumb a{color:inherit}
.block{margin:0 0 28px}
.block video,.block audio{width:100%;background:#000}
.block audio{background:none}
.block iframe.pdf{width:100%;height:80vh;border:1px solid #e3e5ea}
.block iframe.embed{width:100%;min-height:420px;border:0}
.prose h1,.prose h2,.prose h3,.prose h4{font-family:var(--serif);color:var(--ink);margin:22px 0 10px;line-height:1.3}
.prose p,.prose ul,.prose ol,.prose blockquote{margin:0 0 14px}
.prose ul,.prose ol{padding-left:24px}
.prose blockquote{border-left:3px solid #d9dbe2;padding-left:16px;color:#4b5266}
.prose img{height:auto}
.file-link{display:flex;gap:10px;align-items:center;border:1px solid #e3e5ea;padding:14px 18px;text-decoration:none;color:var(--ink)}
.quiz{border:1px solid #e3e5ea;padding:22px}
.quiz fieldset{border:0;margin:0 0 18px}
.quiz legend{font-weight:600;margin-bottom:8px}
.quiz label{display:block;font-size:15px;margin:4px 0}
.quiz .right{color:#2f8f5b}
.quiz .wrong{color:var(--red)}
.lesson-nav{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid #eee;padding-top:24px;margin-top:12px}
.lesson-nav .btn{padding:12px 22px;font-size:12px}
.btn[disabled]{opacity:.4;pointer-events:none}

/* Admin */
table.grid{width:100%;border-collapse:collapse;font-size:14px}
table.grid th,table.grid td{text-align:left;padding:8px 10px;border-bottom:1px solid #eef0f3;vertical-align:top}
table.grid th{font-family:var(--serif);font-size:12px;letter-spacing:1px;text-transform:uppercase;color:#6b7184}
.form-row{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end;margin:12px 0 24px}
.form-row input,.form-row select{padding:10px 12px;font:inherit;border:1px solid #c9ccd5}
.form-row .btn{padding:11px 20px;font-size:12px;cursor:pointer}

@media (max-width:860px){
  .lesson-layout{grid-template-columns:minmax(0,1fr)}
  .account .muted{display:none}
  .wrap{padding:0 16px}
  .lesson-side{position:static;max-height:none;order:2}
  .cr-title{font-size:40px}
  .lesson-body h1{font-size:34px}
}

/* Sales box extras */
.buybox{display:flex;flex-direction:column;gap:10px;max-width:340px}
.buybox .btn{text-align:center;cursor:pointer}
.waitlist{display:flex;flex-direction:column;gap:8px;border-top:1px solid #eef0f3;padding-top:14px;margin-top:6px}
.waitlist input{padding:10px 12px;font:inherit;border:1px solid #c9ccd5}

/* Admin */
.tabs{display:flex;gap:4px;flex-wrap:wrap;border-bottom:2px solid var(--ink);margin:24px 0}
.tabs a{font-family:var(--serif);font-size:13px;letter-spacing:1px;text-transform:uppercase;text-decoration:none;color:var(--ink);padding:10px 16px}
.tabs a.on{background:var(--ink);color:#fff}
.stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px;margin:12px 0 8px}
.stat{border:1px solid #e3e5ea;padding:16px}
.stat b{display:block;font-family:var(--display);font-size:34px;color:var(--ink);line-height:1.1}
.stat span{font-size:13px;color:#6b7184}
.panel{border:1px solid #e3e5ea;padding:20px;margin:16px 0}
.panel h3{font-family:var(--serif);font-size:18px;color:var(--ink);margin-bottom:10px}
.field{display:flex;flex-direction:column;gap:4px;margin:10px 0;font-size:14px}
.field input,.field select,.field textarea{padding:9px 11px;font:inherit;font-size:15px;border:1px solid #c9ccd5;width:100%}
.field textarea{min-height:120px;font-family:ui-monospace,Menlo,monospace;font-size:13px}
.field small{color:#6b7184}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 18px}
.btn-sm{padding:7px 14px!important;font-size:11px!important;cursor:pointer}
.row-actions{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.ed-section{border:1px solid #d9dbe2;margin:14px 0}
.ed-section>header{background:var(--panel);padding:10px 14px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.ed-section>header b{font-family:var(--serif);flex:1;min-width:180px}
.ed-lesson{border-top:1px solid #eef0f3;padding:8px 14px}
.ed-lesson>.row-actions>span.t{flex:1;min-width:200px}
.ed-blocks{margin:8px 0 6px 18px;border-left:3px solid #eef0f3;padding-left:12px}
.ed-block{display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-size:14px;padding:4px 0}
.ed-block .k{font-size:11px;text-transform:uppercase;letter-spacing:1px;background:var(--panel);padding:2px 8px}
.pill{font-size:11px;text-transform:uppercase;letter-spacing:1px;padding:2px 8px;border:1px solid currentColor}
.pill.off{color:#9aa0b0}
.pill.on{color:#2f8f5b}
dialog{border:1px solid #c9ccd5;padding:24px;max-width:760px;width:calc(100% - 32px)}
dialog::backdrop{background:rgba(26,31,45,.45)}
.uploading{font-size:13px;color:#6b7184}

/* A button that reads as an inline link (e.g. "Sign out" inside a sentence). */
.linkish { background: none; border: 0; padding: 0; font: inherit; color: inherit; text-decoration: underline; cursor: pointer; }