/* =========================================================
   EST Learning Platform — design system
   Same identity as the marketing site: black / white / gold,
   Tajawal (Arabic) + Inter (Latin). Logical CSS properties
   everywhere so RTL (ar) and LTR (en) share one stylesheet.
   ========================================================= */
:root{
  --black:#0b0b0c; --ink:#151517; --ink-2:#1f1f22; --white:#fff; --paper:#f7f6f3;
  --gold:#f2c23e; --gold-2:#f7d56e; --gold-ink:#7a5a00; --muted:#6b6b70; --line:#e7e4dc;
  --ok:#157347; --ok-bg:#e8f5ee; --warn:#8a5a00; --warn-bg:#fff6dd; --err:#b42318; --err-bg:#fdecea; --info-bg:#eef3fb; --info:#1d4f91;
  --radius:16px; --radius-sm:10px; --shadow:0 12px 32px -16px rgba(0,0,0,.22);
  --max:1180px; --tap:48px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{font-family:'Tajawal','Inter',system-ui,sans-serif;background:var(--paper);color:var(--ink);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
[dir=ltr] body{font-family:'Inter','Tajawal',system-ui,sans-serif}
img{max-width:100%;display:block}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:16px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;inset-inline-start:-999px;top:8px;background:var(--gold);color:var(--black);padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{inset-inline-start:8px}
.muted{color:var(--muted)} .small{font-size:.88rem} .tiny{font-size:.78rem}
.num{font-family:'Inter',sans-serif;font-variant-numeric:tabular-nums}
h1{font-size:clamp(1.5rem,4.5vw,2.2rem);line-height:1.3;font-weight:800}
h2{font-size:clamp(1.2rem,3.4vw,1.5rem);line-height:1.35;font-weight:800}
h3{font-size:1.08rem;font-weight:700;line-height:1.4}
.icon{width:20px;height:20px;flex:0 0 auto;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ---------- header ---------- */
.top{background:var(--black);color:var(--white);position:sticky;top:0;z-index:40}
.top .bar{display:flex;align-items:center;gap:12px;min-height:60px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--white);font-weight:800;letter-spacing:.02em}
.brand img{width:34px;height:34px;object-fit:contain}
.brand small{display:block;font-size:.68rem;color:var(--gold);letter-spacing:.14em;font-family:'Inter',sans-serif;font-weight:700}
.top nav.main{display:none;gap:4px;margin-inline-start:18px}
.top nav.main a{color:#d7d7db;text-decoration:none;padding:8px 12px;border-radius:10px;font-weight:600}
.top nav.main a:hover,.top nav.main a[aria-current=page]{color:var(--white);background:var(--ink-2)}
.top .spacer{flex:1}
.top .act{display:flex;align-items:center;gap:6px}
.icon-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;color:var(--white);text-decoration:none;background:transparent;border:0;cursor:pointer}
.icon-btn:hover{background:var(--ink-2)}
.dot{position:absolute;top:6px;inset-inline-end:6px;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--gold);color:var(--black);font-size:.7rem;font-weight:800;display:flex;align-items:center;justify-content:center;font-family:'Inter',sans-serif}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--gold);color:var(--black);display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:.9rem;overflow:hidden;flex:0 0 auto}
.avatar img{width:100%;height:100%;object-fit:cover}
.menu{position:relative}
.menu>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:8px;padding:4px;border-radius:12px}
.menu>summary::-webkit-details-marker{display:none}
.menu[open]>summary{background:var(--ink-2)}
.menu .drop{position:absolute;inset-inline-end:0;top:calc(100% + 8px);background:var(--white);color:var(--ink);min-width:230px;border-radius:14px;box-shadow:var(--shadow);padding:8px;border:1px solid var(--line)}
.menu .drop a,.menu .drop button{display:flex;align-items:center;gap:10px;width:100%;text-align:start;padding:10px 12px;border-radius:10px;text-decoration:none;background:none;border:0;cursor:pointer;font-weight:600}
.menu .drop a:hover,.menu .drop button:hover{background:var(--paper)}
.menu .drop hr{border:0;border-top:1px solid var(--line);margin:6px 0}
.menu .who{padding:8px 12px 10px;border-bottom:1px solid var(--line);margin-bottom:6px}
.menu .who b{display:block}
.btn-top{background:var(--gold);color:var(--black);font-weight:800;text-decoration:none;padding:9px 14px;border-radius:12px;white-space:nowrap}
.link-top{color:#d7d7db;text-decoration:none;padding:9px 8px;font-weight:600;white-space:nowrap}

/* mobile bottom navigation (learners) */
.bottom-nav{position:fixed;inset-inline:0;bottom:0;z-index:40;background:var(--white);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);padding-bottom:env(safe-area-inset-bottom)}
.bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 4px 9px;text-decoration:none;color:var(--muted);font-size:.74rem;font-weight:700}
.bottom-nav a[aria-current=page]{color:var(--black)}
.bottom-nav a[aria-current=page] .icon{stroke:var(--black);fill:var(--gold)}
body.has-bottom main{padding-bottom:84px}

main{flex:1;padding:22px 0 40px}
.page-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:18px}
.page-head p{color:var(--muted)}
.crumbs{font-size:.85rem;color:var(--muted);margin-bottom:6px}
.crumbs a{color:var(--muted)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:var(--tap);padding:0 20px;border-radius:12px;border:1.5px solid transparent;font-weight:800;text-decoration:none;cursor:pointer;background:var(--black);color:var(--white);font-size:1rem;line-height:1.2;text-align:center;transition:transform .15s,background .2s}
.btn:active{transform:scale(.98)}
.btn-gold{background:var(--gold);color:var(--black)}
.btn-gold:hover{background:var(--gold-2)}
.btn-ghost{background:var(--white);color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-danger{background:var(--white);color:var(--err);border-color:#f3c7c2}
.btn-sm{min-height:38px;padding:0 14px;font-size:.9rem;border-radius:10px}
.btn-block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.link-btn{background:none;border:0;color:var(--ink);text-decoration:underline;cursor:pointer;font-weight:700;padding:0}
.row-actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
form.inline{display:inline}

/* ---------- surfaces ---------- */
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.card+.card{margin-top:14px}
.card h2{margin-bottom:10px}
.stack>*+*{margin-top:14px}
.grid{display:grid;gap:14px}
.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
.empty{text-align:center;padding:34px 18px;color:var(--muted)}
.empty .icon{width:40px;height:40px;margin:0 auto 10px;stroke:var(--gold-ink)}
.empty h3{color:var(--ink);margin-bottom:4px}
.empty .btn{margin-top:14px}
.hr{border:0;border-top:1px solid var(--line);margin:16px 0}

/* alerts / flash */
.alert{padding:12px 14px;border-radius:12px;margin-bottom:14px;font-weight:600;border:1px solid transparent}
.alert.ok{background:var(--ok-bg);color:var(--ok);border-color:#c9e8d6}
.alert.err{background:var(--err-bg);color:var(--err);border-color:#f3c7c2}
.alert.info{background:var(--info-bg);color:var(--info);border-color:#d3e0f3}
.alert.warn{background:var(--warn-bg);color:var(--warn);border-color:#f3e0a6}

/* badges */
.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;border-radius:999px;font-size:.78rem;font-weight:800;background:var(--paper);color:var(--ink);border:1px solid var(--line);white-space:nowrap}
.badge.gold{background:#fff4d1;border-color:#f3dc92;color:var(--gold-ink)}
.badge.ok{background:var(--ok-bg);border-color:#c9e8d6;color:var(--ok)}
.badge.err{background:var(--err-bg);border-color:#f3c7c2;color:var(--err)}
.badge.dark{background:var(--black);color:var(--white);border-color:var(--black)}
.badge.info{background:var(--info-bg);border-color:#d3e0f3;color:var(--info)}

/* progress */
.progress{height:10px;background:#ece8de;border-radius:999px;overflow:hidden}
.progress>span{display:block;height:100%;background:linear-gradient(90deg,var(--gold),var(--gold-2));border-radius:999px;transition:width .4s}
.progress.dark{background:#2a2a2e}
.progress-label{display:flex;justify-content:space-between;font-size:.85rem;font-weight:700;margin-bottom:6px}

/* ---------- forms ---------- */
.field{margin-bottom:14px}
.field label,.label{display:block;font-weight:700;margin-bottom:6px;font-size:.95rem}
.field .hint{font-size:.82rem;color:var(--muted);margin-top:4px}
.input,select.input,textarea.input{width:100%;min-height:var(--tap);padding:10px 14px;border:1.5px solid var(--line);border-radius:12px;background:var(--white);font-size:16px}
textarea.input{min-height:120px;resize:vertical;line-height:1.6}
.input:focus{border-color:var(--ink);outline:none}
.check{display:flex;align-items:flex-start;gap:10px;cursor:pointer;padding:6px 0;font-weight:600}
.check input{width:20px;height:20px;margin-top:3px;accent-color:var(--black);flex:0 0 auto}
.form-narrow{max-width:460px;margin-inline:auto}
.form-row{display:grid;gap:12px;grid-template-columns:1fr}
.pw-wrap{position:relative}
.pw-wrap .input{padding-inline-end:52px}
.pw-toggle{position:absolute;inset-inline-end:6px;top:50%;transform:translateY(-50%);background:none;border:0;cursor:pointer;width:40px;height:40px;border-radius:10px;color:var(--muted)}
.errors{color:var(--err);font-size:.88rem;margin-top:4px;font-weight:600}

/* auth pages */
.auth-wrap{max-width:440px;margin:10px auto 0}
.auth-wrap .card{padding:24px 20px}
.auth-wrap h1{font-size:1.5rem;margin-bottom:4px}
.auth-wrap .sub{color:var(--muted);margin-bottom:18px}
.auth-alt{text-align:center;margin-top:16px;color:var(--muted)}
.auth-alt a{color:var(--ink);font-weight:800}

/* ---------- course cards ---------- */
.course-grid{display:grid;gap:14px;grid-template-columns:1fr}
.ccard{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;text-decoration:none;color:inherit;transition:box-shadow .2s,transform .2s}
.ccard:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.ccard .cover{aspect-ratio:16/9;background:var(--black) center/cover no-repeat;position:relative}
.ccard .cover .ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--gold);font-weight:800;font-size:1.1rem;padding:16px;text-align:center;background:radial-gradient(circle at 30% 20%,#2a2a2e,#0b0b0c)}
.ccard .cover .badge{position:absolute;top:10px;inset-inline-start:10px}
.ccard .body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:6px;flex:1}
.ccard .meta{display:flex;flex-wrap:wrap;gap:6px 12px;font-size:.84rem;color:var(--muted)}
.ccard .price{margin-top:auto;padding-top:8px;display:flex;align-items:center;justify-content:space-between;font-weight:800}
.ccard .price .free{color:var(--ok)}

/* continue learning hero */
.resume{background:var(--black);color:var(--white);border-radius:var(--radius);padding:18px;display:grid;gap:14px;position:relative;overflow:hidden}
.resume::after{content:"";position:absolute;inset-inline-end:-60px;top:-60px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,rgba(242,194,62,.35),transparent 70%)}
.resume .kicker{color:var(--gold);font-size:.8rem;font-weight:800;letter-spacing:.08em}
.resume h2{color:var(--white)}
.resume .next{color:#cfcfd4;font-size:.95rem}
.resume .btn{position:relative;z-index:1}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.stat{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:12px;text-align:center}
.stat b{display:block;font-size:1.4rem;font-family:'Inter',sans-serif}
.stat span{font-size:.8rem;color:var(--muted);font-weight:700}
.mycourse{display:grid;grid-template-columns:88px 1fr;gap:12px;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:14px;padding:10px;text-decoration:none;color:inherit}
.mycourse .thumb{aspect-ratio:1;border-radius:10px;background:var(--black) center/cover;display:flex;align-items:center;justify-content:center;color:var(--gold);font-weight:800}
.mycourse h3{font-size:1rem;margin-bottom:6px}

/* ---------- course page ---------- */
.course-hero{background:var(--black);color:var(--white);padding:26px 0 30px;margin-top:-22px;margin-bottom:22px}
.course-hero .crumbs,.course-hero .crumbs a{color:#a9a9ae}
.course-hero h1{margin:6px 0 8px}
.course-hero .sub{color:#cfcfd4;font-size:1.05rem;max-width:760px}
.course-hero .meta{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:12px;color:#cfcfd4;font-size:.9rem}
.course-hero .meta .icon{width:17px;height:17px;stroke:var(--gold)}
.course-hero .meta span{display:inline-flex;align-items:center;gap:6px}
.course-layout{display:grid;gap:18px}
.buybox{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.buybox .cover{aspect-ratio:16/9;border-radius:12px;background:var(--black) center/cover;margin-bottom:14px}
.buybox .amount{font-size:1.7rem;font-weight:800;font-family:'Inter','Tajawal',sans-serif}
.buybox ul{list-style:none;margin-top:14px;display:grid;gap:8px;font-size:.92rem}
.buybox li{display:flex;gap:8px;align-items:center}
.buybox li .icon{stroke:var(--gold-ink)}
.outcomes{list-style:none;display:grid;gap:10px;grid-template-columns:1fr}
.outcomes li{display:flex;gap:10px;align-items:flex-start}
.outcomes .icon{stroke:var(--ok);margin-top:3px}
.accordion{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--white)}
.accordion details+details{border-top:1px solid var(--line)}
.accordion summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:10px;align-items:center;padding:14px 16px;font-weight:800;background:#fbfaf7}
.accordion summary::-webkit-details-marker{display:none}
.accordion summary .chev{transition:transform .2s}
.accordion details[open] summary .chev{transform:rotate(180deg)}
.lesson-row{display:flex;align-items:center;gap:10px;padding:11px 16px;border-top:1px solid var(--line);font-size:.95rem;text-decoration:none;color:inherit}
.lesson-row .icon{stroke:var(--muted);width:18px;height:18px}
.lesson-row .grow{flex:1;min-width:0}
.lesson-row .dur{color:var(--muted);font-size:.82rem;font-family:'Inter',sans-serif}
.person{display:flex;gap:12px;align-items:center}
.person .avatar{width:54px;height:54px;font-size:1.1rem}
.stars{color:var(--gold);letter-spacing:2px;font-size:1rem}
.review{border-top:1px solid var(--line);padding:12px 0}
.review:first-of-type{border-top:0}

/* ---------- player ---------- */
.player{display:grid;gap:0;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.player-top{display:flex;align-items:center;gap:10px;padding:12px 14px;border-bottom:1px solid var(--line);background:#fbfaf7}
.player-top .grow{flex:1;min-width:0}
.player-top .t{font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.player-top .progress{margin-top:6px}
.stage{background:var(--black)}
.video{position:relative;aspect-ratio:16/9;width:100%}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.lesson-body{padding:18px}
.lesson-body h1{font-size:1.35rem;margin-bottom:10px}
.prose{line-height:1.9}
.prose p{margin-bottom:12px}
.prose ul,.prose ol{padding-inline-start:22px;margin-bottom:12px}
.prose a{color:var(--info);font-weight:700}
.files{display:grid;gap:8px;margin-top:14px}
.file{display:flex;align-items:center;gap:12px;padding:12px 14px;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:inherit;background:var(--white)}
.file .icon{stroke:var(--err)}
.file .grow{flex:1;min-width:0;overflow-wrap:anywhere}
.next-bar{position:sticky;bottom:0;background:var(--white);border-top:1px solid var(--line);padding:12px 14px calc(12px + env(safe-area-inset-bottom));display:flex;gap:10px;align-items:center;z-index:5}
.next-bar .btn-gold{flex:1}
.outline-panel{border-top:1px solid var(--line)}
.outline-panel .lesson-row.current{background:#fff8e1;font-weight:800}
.outline-panel .lesson-row .state{width:24px;height:24px;border-radius:50%;border:2px solid var(--line);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.outline-panel .lesson-row.done .state{background:var(--ok);border-color:var(--ok)}
.outline-panel .lesson-row.done .state .icon{stroke:#fff;width:14px;height:14px}
.outline-panel .lesson-row.locked{opacity:.55}
.pdf-frame{width:100%;height:70vh;border:1px solid var(--line);border-radius:12px;background:var(--paper)}
.done-banner{display:flex;gap:10px;align-items:center;background:var(--ok-bg);color:var(--ok);padding:10px 14px;border-radius:12px;font-weight:800;margin-bottom:12px}

/* quiz */
.q{border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:12px;background:var(--white)}
.q .qn{font-size:.8rem;color:var(--muted);font-weight:800}
.q h3{margin:4px 0 10px}
.opt{display:flex;align-items:center;gap:12px;padding:12px;border:1.5px solid var(--line);border-radius:12px;margin-bottom:8px;cursor:pointer;min-height:var(--tap);font-weight:600}
.opt:has(input:checked){border-color:var(--black);background:#fbfaf7}
.opt input{width:20px;height:20px;accent-color:var(--black);flex:0 0 auto}
.opt.right{border-color:var(--ok);background:var(--ok-bg)}
.opt.wrong{border-color:var(--err);background:var(--err-bg)}
.result{text-align:center;padding:18px;border-radius:14px;margin-bottom:14px}
.result.pass{background:var(--ok-bg);color:var(--ok)}
.result.fail{background:var(--err-bg);color:var(--err)}
.result b{display:block;font-size:2rem;font-family:'Inter',sans-serif}

/* ---------- staff (trainer/admin) ---------- */
.staff{display:grid;gap:18px}
.side{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:8px;display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;position:sticky;top:64px;z-index:5}
.side::-webkit-scrollbar{display:none}
.side a{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:10px;text-decoration:none;font-weight:700;white-space:nowrap;color:var(--muted)}
.side a:hover{background:var(--paper);color:var(--ink)}
.side a[aria-current=page]{background:var(--black);color:var(--white)}
.side a[aria-current=page] .icon{stroke:var(--gold)}
.side .count{background:var(--gold);color:var(--black);border-radius:999px;padding:0 7px;font-size:.72rem;font-family:'Inter',sans-serif}
.kpis{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.kpi{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:14px}
.kpi span{font-size:.82rem;color:var(--muted);font-weight:700}
.kpi b{display:block;font-size:1.6rem;font-family:'Inter',sans-serif;line-height:1.3}
.kpi.alert-kpi{border-color:#f3dc92;background:#fffaeb}
.table-wrap{overflow-x:auto;background:var(--white);border:1px solid var(--line);border-radius:var(--radius)}
table.data{width:100%;border-collapse:collapse;font-size:.93rem;min-width:620px}
table.data th{text-align:start;font-size:.8rem;color:var(--muted);font-weight:800;padding:10px 12px;border-bottom:1px solid var(--line);background:#fbfaf7;white-space:nowrap}
table.data td{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
table.data tr:last-child td{border-bottom:0}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.filters .input{min-height:42px;width:auto;flex:1 1 180px}
.filters .btn{min-height:42px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:16px;overflow-x:auto}
.tabs a{padding:10px 14px;text-decoration:none;font-weight:800;color:var(--muted);border-bottom:3px solid transparent;white-space:nowrap}
.tabs a[aria-current=page]{color:var(--ink);border-color:var(--gold)}
.builder-module{background:var(--white);border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden}
.builder-module header{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:10px 12px;background:#fbfaf7;border-bottom:1px solid var(--line)}
.builder-module header .grow{flex:1;min-width:160px}
.builder-lesson{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--line)}
.builder-lesson:last-child{border-bottom:0}
.builder-lesson .grow{flex:1;min-width:160px}
.status-line{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;padding:12px 14px;border-radius:14px;background:var(--white);border:1px solid var(--line);margin-bottom:14px}
.pagination{display:flex;gap:6px;justify-content:center;margin-top:14px}
.pagination a,.pagination span{min-width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--line);background:var(--white);text-decoration:none;font-weight:700}
.pagination span{background:var(--black);color:var(--white);border-color:var(--black)}
.notif{display:flex;gap:12px;padding:14px;border-bottom:1px solid var(--line);text-decoration:none;color:inherit}
.notif.unread{background:#fffaeb}
.notif .dotmark{width:10px;height:10px;border-radius:50%;background:var(--gold);margin-top:8px;flex:0 0 auto}
.notif.read .dotmark{background:transparent}

/* certificate */
.cert-page{background:var(--paper)}
.cert{max-width:980px;margin:0 auto;background:#fff;border:10px solid var(--black);outline:2px solid var(--gold);outline-offset:-22px;padding:48px 32px;text-align:center;position:relative;aspect-ratio:1.414}
.cert .logo{width:70px;margin:0 auto 8px}
.cert .kicker{color:var(--gold-ink);letter-spacing:.2em;font-weight:800;font-size:.8rem;font-family:'Inter',sans-serif}
.cert h1{font-size:clamp(1.4rem,4vw,2.4rem);margin:10px 0}
.cert .name{font-size:clamp(1.6rem,5vw,3rem);font-weight:800;border-bottom:2px solid var(--gold);display:inline-block;padding:0 24px 6px;margin:12px 0}
.cert .course{font-size:clamp(1.1rem,3vw,1.6rem);font-weight:800}
.cert .foot{display:flex;justify-content:space-between;gap:16px;margin-top:36px;font-size:.85rem;text-align:start;flex-wrap:wrap}
.cert .foot b{display:block}

/* footer */
.foot-site{background:var(--black);color:#a9a9ae;padding:18px 0;font-size:.85rem}
.foot-site .container{display:flex;flex-wrap:wrap;gap:10px 18px;justify-content:space-between;align-items:center}
.foot-site a{color:#d7d7db;text-decoration:none}
.wa-float{position:fixed;inset-inline-end:14px;bottom:86px;width:52px;height:52px;border-radius:50%;background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);z-index:39}
.wa-float svg{width:28px;height:28px;fill:#fff}
body:not(.has-bottom) .wa-float{bottom:18px}

/* ---------- larger screens ---------- */
@media (min-width:640px){
  .container{padding-inline:22px}
  .grid-2{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .course-grid{grid-template-columns:repeat(2,1fr)}
  .form-row{grid-template-columns:1fr 1fr}
  .kpis{grid-template-columns:repeat(4,1fr)}
  .outcomes{grid-template-columns:1fr 1fr}
  .resume{grid-template-columns:1fr auto;align-items:center;padding:24px}
}
@media (min-width:960px){
  .top nav.main{display:flex}
  .bottom-nav{display:none}
  body.has-bottom main{padding-bottom:40px}
  .wa-float{bottom:18px}
  .grid-3{grid-template-columns:repeat(3,1fr)}
  .grid-4{grid-template-columns:repeat(4,1fr)}
  .course-grid{grid-template-columns:repeat(3,1fr)}
  .course-layout{grid-template-columns:1fr 360px;align-items:start}
  .course-layout .buybox{position:sticky;top:80px;margin-top:-150px}
  .player{grid-template-columns:1fr 340px;align-items:start}
  .player-top{grid-column:1/-1}
  .outline-panel{border-top:0;border-inline-start:1px solid var(--line);max-height:calc(100vh - 140px);overflow:auto;position:sticky;top:64px}
  .staff{grid-template-columns:230px 1fr;align-items:start}
  .side{flex-direction:column;overflow:visible;top:76px}
  .next-bar{position:static}
}
.outline-panel>summary{list-style:none;cursor:pointer;padding:14px 16px;font-weight:800;display:flex;justify-content:space-between;align-items:center;background:#fbfaf7}
.outline-panel>summary::-webkit-details-marker{display:none}
.outline-panel[open]>summary .chev{transform:rotate(180deg)}
@media print{
  .top,.bottom-nav,.foot-site,.wa-float,.no-print{display:none!important}
  body{background:#fff}
  main{padding:0}
  .cert{border-width:8px;aspect-ratio:auto;min-height:95vh;page-break-inside:avoid}
  @page{size:A4 landscape;margin:8mm}
}
[dir=ltr] .flip{transform:scaleX(-1)}
[hidden]{display:none!important}
/* grid/flex children must be allowed to shrink, otherwise wide rows push the page sideways on phones */
.staff>*,.course-layout>*,.player>*,.grid>*{min-width:0}
.row-actions .input{min-width:0}
.builder-module header form.grow{flex:1 1 220px}
@media (max-width:639px){
  .builder-lesson .row-actions{width:100%;justify-content:flex-end}
  .builder-module header .row-actions{margin-inline-start:auto}
  .status-line h1{font-size:1.1rem}
}