@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,400;0,500;0,600;0,700;0,800;1,500;1,700&family=DM+Serif+Display:ital@0;1&family=Playfair+Display:wght@500;700&family=Great+Vibes&display=swap');

/* =========================================================
   SUSTAINABILITY IN AFRICA — design system
   One typeface (Plus Jakarta Sans), generous sizes, calm greens.
   ========================================================= */
:root{
  --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --ink:#10201c; --ink-2:#33443f; --muted:#5b6a65;
  --paper:#f6f7f3; --surface:#fff; --line:#e2e8e4; --soft:#eef2ee;
  --teal:#0f766e; --teal-2:#14968f; --teal-dark:#0b4f4a; --teal-soft:#e1f2ee;
  --green:#2f9e75; --leaf-soft:#e7f5ec;
  --gold:#d99e32; --gold-soft:#fdf3df;
  --blue:#1d5fa8; --blue-soft:#e8f0fa;
  --accent:var(--green); --coral:var(--green);
  --radius:18px; --radius-sm:12px;
  --shadow-sm:0 1px 2px rgba(16,32,28,.04),0 2px 10px rgba(16,32,28,.04);
  --shadow:0 12px 34px rgba(16,32,28,.09);
  --shadow-lg:0 28px 70px rgba(16,32,28,.16);
  --maxw:1220px;
  --gutter:max(20px, calc((100% - var(--maxw)) / 2));
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--font);color:var(--ink);letter-spacing:-.02em}
a{color:inherit}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;color:inherit}
::selection{background:var(--teal-2);color:#fff}
:focus-visible{outline:3px solid rgba(20,150,143,.45);outline-offset:3px;border-radius:10px}
.ic{width:1.15em;height:1.15em;flex:0 0 auto;vertical-align:-.18em}
.muted{color:var(--muted)} .small{font-size:15px}

/* ---------- Eyebrow ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:10px;margin:0 0 14px;color:var(--teal);font-size:14px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.eyebrow:before{content:"";width:26px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--teal-2),var(--gold))}
.eyebrow.light{color:#c6f0e8}
.eyebrow.light:before{background:linear-gradient(90deg,#fff,var(--gold))}

/* ---------- Buttons ---------- */
.dark-btn,.outline-btn,.link-btn,.light-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;padding:12px 22px;font-weight:700;font-size:15.5px;text-decoration:none;border:0;transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;white-space:nowrap}
.dark-btn{background:var(--ink);color:#fff;box-shadow:0 8px 20px rgba(16,32,28,.18)}
.dark-btn:hover{background:var(--teal);transform:translateY(-2px);box-shadow:0 12px 26px rgba(15,118,110,.3)}
.outline-btn{background:#fff;color:var(--ink);border:1.5px solid #cdd7d2}
.outline-btn:hover{border-color:var(--ink);transform:translateY(-2px)}
.link-btn{background:transparent;color:var(--ink-2);padding:12px 14px}
.link-btn:hover{color:var(--teal)}
.light-btn{background:#fff;color:var(--teal-dark);box-shadow:0 10px 26px rgba(0,0,0,.18)}
.light-btn:hover{transform:translateY(-2px)}
.big{padding:15px 28px;font-size:16.5px}
.full{width:100%}
.dark-btn .ic,.light-btn .ic{transition:transform .2s}
.dark-btn:hover .ic,.light-btn:hover .ic{transform:translateX(3px)}
.icon-btn{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;border:1.5px solid var(--line);background:#fff;color:var(--ink-2);transition:.2s}
.icon-btn:hover{border-color:var(--ink);color:var(--ink)}
.text-link{border:0;background:none;padding:0;color:var(--teal);font-weight:700;font-size:15px;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px;cursor:pointer}
.text-link:hover{color:var(--ink)}
button:disabled{opacity:.6;cursor:not-allowed;transform:none!important}
.loading{position:relative;color:transparent!important}
.loading:after{content:"";position:absolute;width:20px;height:20px;border:2.5px solid #fff;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- Navigation ---------- */
.nav{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px var(--gutter);background:rgba(255,255,255,.88);backdrop-filter:saturate(170%) blur(16px);-webkit-backdrop-filter:saturate(170%) blur(16px);border-bottom:1px solid var(--line)}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.logo-s{display:grid;place-items:center;flex:0 0 42px;width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--teal-2),var(--ink));color:#fff;font-family:"DM Serif Display",Georgia,serif;font-size:24px;line-height:1;box-shadow:0 6px 16px rgba(20,150,143,.3);transition:transform .4s}
.logo:hover .logo-s{transform:rotate(-12deg) scale(1.05)}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-text b{font-size:12.5px;font-weight:800;letter-spacing:.2em}
.logo-text i{font-family:"DM Serif Display",Georgia,serif;font-style:italic;font-size:15px;letter-spacing:.08em;color:var(--ink-2)}
.nav .tabs{display:flex;gap:4px;padding:5px;background:var(--soft);border-radius:999px}
.nav .tabs a{position:relative;padding:9px 16px;border-radius:999px;color:var(--ink-2);font-size:15px;font-weight:600;text-decoration:none;transition:.2s}
.nav .tabs a:hover{background:#fff;color:var(--teal);box-shadow:var(--shadow-sm)}
#authNav{display:flex;align-items:center;gap:10px}
.seg{display:flex;gap:4px;padding:5px;background:var(--soft);border-radius:999px}
.seg button{display:flex;align-items:center;gap:8px;padding:9px 16px;border:0;border-radius:999px;background:transparent;color:var(--ink-2);font-size:15px;font-weight:700;transition:.2s}
.seg button:hover{color:var(--teal)}
.seg button.active{background:#fff;color:var(--teal);box-shadow:0 2px 10px rgba(16,32,28,.1)}

/* ---------- Hero ---------- */
.hero{position:relative;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:56px;align-items:center;padding:72px var(--gutter) 80px;overflow:hidden;
  background:radial-gradient(900px 500px at 90% -10%,rgba(20,150,143,.14),transparent 60%),radial-gradient(700px 400px at -10% 110%,rgba(217,158,50,.12),transparent 60%),linear-gradient(180deg,#fbfcf9,#f1f6f2)}
.hero h1{margin:0;font-size:clamp(44px,5.4vw,74px);line-height:1.04;font-weight:800;letter-spacing:-.035em}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--teal) 10%,var(--green) 60%,var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-text{max-width:600px;margin:24px 0 32px;font-size:20px;line-height:1.6;color:var(--ink-2)}
.actions{display:flex;flex-wrap:wrap;gap:12px}
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:40px;max-width:620px}
.facts span{display:flex;flex-direction:column;gap:2px;padding:14px 16px;border-radius:16px;background:rgba(255,255,255,.8);border:1px solid var(--line);font-size:14px;color:var(--muted);font-weight:600}
.facts .ic{width:22px;height:22px;color:var(--teal);margin-bottom:6px}
.facts b{font-size:24px;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.hero-copy>*{animation:fadeUp .7s ease both}
.hero-copy>*:nth-child(2){animation-delay:.07s}.hero-copy>*:nth-child(3){animation-delay:.14s}.hero-copy>*:nth-child(4){animation-delay:.21s}.hero-copy>*:nth-child(5){animation-delay:.28s}
.hero-visual{position:relative;animation:fadeUp .9s .1s ease both}
.globe-stage{position:relative;aspect-ratio:1/1;max-width:520px;margin:0 auto;display:grid;place-items:center;transform:perspective(900px) rotateX(var(--ty,0deg)) rotateY(var(--tx,0deg));transition:transform .3s ease-out}
.halo{position:absolute;inset:12%;border-radius:50%;background:radial-gradient(circle,rgba(20,150,143,.22),rgba(20,150,143,0) 68%);animation:breathe 6s ease-in-out infinite}
@keyframes breathe{50%{transform:scale(1.12);opacity:.7}}
.globe{position:relative;width:56%;aspect-ratio:1/1;border-radius:50%;overflow:hidden;
  background:radial-gradient(circle at 35% 30%,#7fd0c3,#1b807c 56%,#0f4f4c);
  box-shadow:inset -30px -26px 50px rgba(0,0,0,.25),0 30px 80px rgba(27,128,124,.35)}
.land{position:absolute;inset:0 auto 0 0;width:200%;height:100%;animation:spinLand 26s linear infinite}
.land svg{width:100%;height:100%}
@keyframes spinLand{to{transform:translateX(-50%)}}
.shine{position:absolute;inset:0;border-radius:50%;background:radial-gradient(circle at 30% 25%,rgba(255,255,255,.45),rgba(255,255,255,0) 40%),radial-gradient(circle at 75% 80%,rgba(0,0,0,.25),transparent 55%)}
.orbit{position:absolute;border:1px solid rgba(29,95,168,.22);border-radius:50%}
.o1{width:86%;height:40%;transform:rotate(-20deg)}
.o2{width:60%;height:86%;transform:rotate(38deg);border-color:rgba(20,150,143,.25)}
.o3{width:98%;height:98%;border-style:dashed;border-color:rgba(16,32,28,.1);animation:spin 80s linear infinite}
.sat{position:absolute;top:50%;left:50%;width:100%;height:100%;margin:-50% 0 0 -50%;border-radius:50%;animation:spin 14s linear infinite}
.sat:after{content:"";position:absolute;top:-6px;left:50%;width:12px;height:12px;margin-left:-6px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 5px rgba(217,158,50,.2),0 0 18px rgba(217,158,50,.8)}
.sat.s2{animation-duration:20s;animation-direction:reverse}.sat.s2:after{background:var(--teal-2);box-shadow:0 0 0 5px rgba(20,150,143,.2),0 0 18px rgba(20,150,143,.7)}
.sat.s3{animation-duration:80s}.sat.s3:after{width:8px;height:8px;margin-left:-4px;top:-4px;background:var(--blue);box-shadow:0 0 14px rgba(29,95,168,.6)}
.hero:before,.hero:after{content:"";position:absolute;z-index:0;border-radius:50%;filter:blur(60px);opacity:.55;pointer-events:none}
.hero:before{width:420px;height:420px;right:8%;top:-120px;background:rgba(20,150,143,.28);animation:drift 18s ease-in-out infinite}
.hero:after{width:360px;height:360px;left:-80px;bottom:-140px;background:rgba(217,158,50,.25);animation:drift 22s ease-in-out infinite reverse}
@keyframes drift{33%{transform:translate(60px,40px) scale(1.1)}66%{transform:translate(-40px,20px) scale(.95)}}
.hero>*{position:relative;z-index:1}
.float-card{position:absolute;display:flex;align-items:center;gap:12px;padding:12px 18px 12px 12px;background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);animation:float 6s ease-in-out infinite}
.float-card small{display:block;font-size:12.5px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.float-card b{font-size:15.5px}
.fc-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:12px}
.fc-icon .ic{width:22px;height:22px}
.t1{background:var(--gold-soft);color:#a06d10}.t2{background:var(--teal-soft);color:var(--teal)}.t3{background:var(--blue-soft);color:var(--blue)}
.f1{top:10%;left:0}.f2{top:46%;right:-2%;animation-delay:-2s}.f3{bottom:10%;left:8%;animation-delay:-4s}
@keyframes float{50%{transform:translateY(-10px)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}

/* ---------- Trust strip ---------- */
.trust{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:14px 26px;padding:24px var(--gutter);background:#fff;border-block:1px solid var(--line);color:var(--muted);font-size:15px;font-weight:600}
.marquee{flex:1;min-width:280px;max-width:820px;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.chips{display:flex;gap:10px;width:max-content;animation:marquee 30s linear infinite}
.marquee:hover .chips{animation-play-state:paused}
@keyframes marquee{to{transform:translateX(-50%)}}
.chips b{white-space:nowrap;padding:7px 14px;border-radius:999px;background:var(--paper);border:1px solid var(--line);color:var(--ink-2);font-size:14px}

/* ---------- Sections ---------- */
.section{padding:96px var(--gutter)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head.center{margin-inline:auto;text-align:center}
.section-head.center .eyebrow{justify-content:center}
.section-head h2,.split h2,.feature-box h2,.cta-band h2{margin:0;font-size:clamp(34px,3.8vw,52px);line-height:1.1;font-weight:800;letter-spacing:-.03em}
.section-head>p:last-child{margin:16px 0 0;font-size:19px;color:var(--muted)}

/* How it works */
.how{background:#fff}
.how-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:s}
.how-step{position:relative;padding:30px 26px;border-radius:var(--radius);background:var(--paper);border:1px solid var(--line);transition:transform .25s,box-shadow .25s}
.how-step:hover{transform:translateY(-6px);box-shadow:var(--shadow);background:#fff}
.how-step h3{margin:18px 0 8px;font-size:22px;font-weight:800}
.how-step p{margin:0;color:var(--muted);font-size:16px}
.how-icon{display:grid;place-items:center;width:60px;height:60px;border-radius:18px;color:#fff}
.how-icon .ic{width:28px;height:28px}
.how-icon.s1{background:linear-gradient(135deg,#14968f,#0f766e)}.how-icon.s2{background:linear-gradient(135deg,#3a8fd6,#1d5fa8)}
.how-icon.s3{background:linear-gradient(135deg,#e5b252,#c98a1e)}.how-icon.s4{background:linear-gradient(135deg,#3fb284,#1f7a55)}
.how-num{position:absolute;top:24px;right:24px;font-size:40px;font-weight:800;color:rgba(16,32,28,.07);letter-spacing:-.04em}

/* About */
.split{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:72px;align-items:center;background:var(--paper)}
.split p{color:var(--ink-2);font-size:18px}
.ticks{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:12px}
.ticks li{position:relative;padding-left:38px;font-weight:700}
.ticks li:before{content:"";position:absolute;left:0;top:2px;width:26px;height:26px;border-radius:50%;background:var(--teal-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230f766e' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/14px no-repeat}
.about-visual{display:grid;gap:16px}
.av-card{padding:24px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.av-card.big{min-height:230px;display:flex;flex-direction:column;justify-content:flex-end;color:#fff;border:0;
  background:radial-gradient(400px 220px at 100% 0%,rgba(217,158,50,.4),transparent 60%),repeating-radial-gradient(circle at 100% 100%,transparent 0 26px,rgba(255,255,255,.07) 26px 27px),linear-gradient(135deg,var(--teal-dark),var(--teal-2))}
.av-card.big small{font-weight:700;text-transform:uppercase;letter-spacing:.08em;opacity:.8}
.av-card.big b{font-size:34px;font-weight:800;letter-spacing:-.03em;line-height:1.1}
.av-card.big p{margin:8px 0 0;color:rgba(255,255,255,.85);font-size:15px}
.av-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.av-row .av-card{display:flex;flex-direction:column;gap:2px}
.av-row .ic{width:30px;height:30px;color:var(--teal);margin-bottom:8px}
.av-row b{font-size:22px;font-weight:800}
.av-row span{color:var(--muted);font-size:15px}
.av-card.accent{background:var(--gold-soft);border-color:#f1e0bb}.av-card.accent .ic{color:#a06d10}

/* Curriculum cards */
.curriculum{background:#fff}
.modules{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:22px}
.module-card{display:flex;flex-direction:column;overflow:hidden;cursor:pointer;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s}
.module-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.mc-art{position:relative;height:130px;overflow:hidden}
.art{display:block;width:100%;height:100%;transition:transform .6s ease}
.module-card:hover .art,.lesson-card:hover .art{transform:scale(1.06)}
.mc-num{position:absolute;left:18px;top:16px;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.2);backdrop-filter:blur(6px);color:#fff;font-size:13px;font-weight:700}
.mc-body{flex:1;padding:22px 24px 8px}
.tag{display:inline-block;margin-bottom:8px;color:var(--mc,var(--teal));font-size:13px;font-weight:800;letter-spacing:.08em}
.mc-body h3{margin:0 0 10px;font-size:22px;line-height:1.25;font-weight:800}
.mc-body p{margin:0;color:var(--muted);font-size:15.5px}
.mc-foot{display:flex;justify-content:space-between;align-items:center;padding:16px 24px 20px;color:var(--muted);font-size:14.5px;font-weight:600}
.mc-foot span{display:flex;align-items:center;gap:6px}
.mc-go{color:var(--mc,var(--teal));font-weight:800!important}
.module-card:hover .mc-go .ic{transform:translateX(4px)}
.mc-go .ic{transition:transform .2s}

/* Capstone feature */
.feature{background:var(--paper)}
.feature-box{position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.6fr);gap:40px;align-items:center;padding:56px;border-radius:30px;color:#fff;
  background:radial-gradient(600px 300px at 100% 0%,rgba(217,158,50,.35),transparent 60%),repeating-radial-gradient(circle at 0% 100%,transparent 0 34px,rgba(255,255,255,.05) 34px 35px),linear-gradient(120deg,#0a3f3b,var(--teal) 70%,var(--teal-2));box-shadow:var(--shadow-lg)}
.feature-box h2{color:#fff;max-width:640px}
.feature-box p{color:rgba(255,255,255,.86);font-size:18px;max-width:640px}
.rubric-mini{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:28px}
.rubric-mini span{padding:14px 16px;border-radius:14px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);font-size:14.5px;color:rgba(255,255,255,.88);transition:.2s}
.rubric-mini span:hover{background:rgba(255,255,255,.18);transform:translateY(-3px)}
.rubric-mini b{display:block;font-size:26px;font-weight:800;color:#fff}
.cert-mini{padding:10px;border-radius:14px;background:linear-gradient(135deg,#f2c25b,#fff3d6 50%,#f2c25b);transform:rotate(4deg);box-shadow:0 30px 60px rgba(0,0,0,.3);transition:transform .4s}
.cert-mini:hover{transform:rotate(0) scale(1.03)}
.cm-inner{display:grid;gap:6px;justify-items:center;padding:34px 20px;text-align:center;border-radius:6px;background:#fffdf7;color:var(--ink)}
.cm-inner small{font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--teal)}
.cm-inner b{font-size:28px;font-weight:800;border-bottom:2px solid var(--gold);padding:0 10px 4px}
.cm-inner span{font-size:13px;color:var(--muted)}
.cm-seal{display:grid;place-items:center;width:52px;height:52px;margin-top:10px;border-radius:50%;background:var(--teal);color:#fff;box-shadow:0 0 0 4px #fff,0 0 0 6px var(--gold)}

/* Stats band */
.stats-band{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:56px var(--gutter);background:var(--ink);color:#fff;
  background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1.5px);background-size:20px 20px}
.stats-band div{text-align:center}
.stats-band b{display:block;font-size:clamp(40px,4.4vw,60px);font-weight:800;letter-spacing:-.04em;line-height:1;background:linear-gradient(180deg,#fff,#9fe3d6);-webkit-background-clip:text;background-clip:text;color:transparent}
.stats-band span{color:#b9c8c3;font-weight:600}

/* Resources */
.resources{background:#fff}
.resource-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.resource-grid a,.resource-grid>div{position:relative;display:flex;flex-direction:column;gap:4px;padding:24px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);text-decoration:none;transition:transform .2s,box-shadow .2s,background .2s}
.resource-grid a:hover{transform:translateY(-4px);box-shadow:var(--shadow);background:#fff}
.resource-grid a:after{content:"";position:absolute;top:24px;right:24px;width:18px;height:18px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230f766e' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M7 17L17 7M8 7h9v9'/%3E%3C/svg%3E") center/contain no-repeat;transition:transform .2s}
.resource-grid a:hover:after{transform:translate(3px,-3px)}
.r-icon{display:grid;place-items:center;width:50px;height:50px;margin-bottom:12px;border-radius:14px;background:var(--teal-soft);color:var(--teal)}
.r-icon .ic{width:24px;height:24px}
.resource-grid a:nth-child(3n+2) .r-icon{background:var(--blue-soft);color:var(--blue)}
.resource-grid a:nth-child(3n) .r-icon{background:var(--gold-soft);color:#a06d10}
.resource-grid b{font-size:19px;font-weight:800}
.resource-grid span{color:var(--muted);font-size:15.5px}
.download-note{display:inline-flex;align-items:center;gap:10px;margin-top:24px;padding:13px 22px;border-radius:999px;background:var(--ink);color:#fff;font-weight:700;font-size:15.5px;text-decoration:none}
.download-note:hover{background:var(--teal)}

/* CTA */
.cta-band{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;margin:0 var(--gutter) 90px;padding:48px 52px;border-radius:30px;color:#fff;
  background:radial-gradient(500px 260px at 100% 100%,rgba(217,158,50,.4),transparent 60%),linear-gradient(120deg,var(--teal-dark),var(--teal-2))}
.cta-band h2{color:#fff;font-size:clamp(28px,3vw,40px)}
.cta-band p{margin:8px 0 0;color:rgba(255,255,255,.85);font-size:18px}

/* Footer */
footer{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;padding:56px var(--gutter) 30px;background:var(--ink);color:#fff}
footer>div{display:flex;flex-direction:column;gap:10px}
footer b{font-size:16px;font-weight:800}
footer span,footer a{color:#b9c8c3;text-decoration:none;font-size:15.5px}
footer a:hover{color:#fff}
.f-brand span{max-width:360px}
.f-note{grid-column:1/-1;margin:20px 0 0;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);color:#8fa19b;font-size:14px}

/* =========================================================
   MODALS, FORMS, NOTICES, TOASTS
   ========================================================= */
.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px;background:rgba(16,32,28,.55);backdrop-filter:blur(6px);animation:fadeIn .2s ease}
.modal.hidden{display:none}
@keyframes fadeIn{from{opacity:0}}
.modal-box{position:relative;width:min(500px,100%);max-height:92vh;overflow:auto;padding:40px;background:#fff;border-radius:26px;box-shadow:var(--shadow-lg);animation:pop .35s cubic-bezier(.2,1.3,.4,1) both}
.modal-box h2{margin:0 0 8px;font-size:30px;font-weight:800;line-height:1.15}
.close{position:absolute;top:14px;right:14px;width:40px;height:40px;border:0;border-radius:50%;background:var(--soft);font-size:24px;line-height:1;color:var(--muted)}
.close:hover{background:var(--line);color:var(--ink)}
@keyframes pop{from{transform:scale(.92);opacity:0}}
.form{display:grid;gap:16px;margin-top:10px}
.form label,.note-label{display:grid;gap:7px;font-size:15.5px;font-weight:700;color:var(--ink)}
.form label small,.note-label small{font-weight:500;color:var(--muted)}
.form input,.form textarea,.note-label textarea,.mark-grid input,.review textarea{width:100%;padding:14px 16px;font:inherit;font-size:16.5px;font-weight:500;color:var(--ink);background:var(--paper);border:1.5px solid var(--line);border-radius:14px;transition:.2s}
.form textarea,.note-label textarea,.review textarea{resize:vertical;line-height:1.65}
.form input:focus,.form textarea:focus,.note-label textarea:focus,.mark-grid input:focus,.review textarea:focus{outline:none;border-color:var(--teal-2);background:#fff;box-shadow:0 0 0 4px rgba(20,150,143,.14)}
.form .text-link{justify-self:start;margin-top:-4px}
.switch{margin:20px 0 0;font-size:15.5px;color:var(--muted)}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.check-email,.welcome{text-align:center}
.check-email .eyebrow,.welcome .eyebrow{margin-inline:auto}
.check-email .outline-btn{margin:14px 0 16px}
.check-email .text-link,.welcome .text-link{display:block;margin:12px auto 0}
.big-icon{display:grid;place-items:center;width:80px;height:80px;margin:0 auto 18px;border-radius:24px;background:var(--teal-soft);color:var(--teal)}
.big-icon .ic{width:38px;height:38px}
.big-icon.ok{border-radius:50%;background:linear-gradient(135deg,var(--teal-2),var(--green));color:#fff;box-shadow:0 14px 34px rgba(20,150,143,.35)}
.welcome{overflow-y:auto;overflow-x:hidden}
.welcome .steps{text-align:left;margin:20px 0 24px}
.confetti{position:absolute;inset:0;overflow:hidden;pointer-events:none;border-radius:inherit}
.confetti i{position:absolute;top:-12px;left:calc(var(--i)*5.6%);width:9px;height:15px;border-radius:3px;background:var(--teal-2);animation:fall 2.6s ease-in calc(var(--i)*.07s) both}
.confetti i:nth-child(3n){background:var(--gold)}.confetti i:nth-child(3n+1){background:var(--green)}
@keyframes fall{to{transform:translateY(620px) rotate(540deg);opacity:0}}
.notice{display:flex;gap:12px;align-items:flex-start;padding:15px 18px;margin:16px 0;border-radius:14px;background:var(--blue-soft);border:1px solid #d3e2f4;color:#1d3f66;font-size:16px;line-height:1.55}
.notice>.ic{margin-top:3px;width:20px;height:20px}
.notice.success{background:var(--leaf-soft);border-color:#c7e6d3;color:#185c3e}
.notice.error{background:var(--gold-soft);border-color:#f1dcae;color:#74480a}
.notice .text-link{margin-left:6px}
#toastWrap{position:fixed;right:20px;bottom:20px;z-index:200;display:grid;gap:10px;max-width:min(420px,calc(100vw - 32px))}
.toast{display:flex;align-items:flex-start;gap:12px;padding:15px 16px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-lg);font-size:15.5px;font-weight:600;transform:translateY(20px);opacity:0;transition:.35s ease}
.toast.show{transform:none;opacity:1}
.toast-icon{display:grid;place-items:center;flex:0 0 30px;height:30px;border-radius:50%;background:var(--teal-2);color:#fff}
.toast-icon .ic{width:16px;height:16px}
.toast.error .toast-icon{background:var(--gold)}
.toast>div{flex:1;padding-top:3px}
.toast button{border:0;background:none;color:var(--muted);padding:4px}

/* =========================================================
   LEARNER APP
   ========================================================= */
body.in-app #homeMain,body.in-app #homeFooter,body.in-app .nav .tabs{display:none}
body.in-app{background:radial-gradient(900px 420px at 100% 0%,rgba(20,150,143,.07),transparent 60%),var(--paper)}
#appRoot:empty{display:none}
.app-wrap{padding:30px var(--gutter) 80px;animation:fadeUp .45s ease both}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 30px;box-shadow:var(--shadow-sm)}
.panel h2{margin:0 0 12px;font-size:24px;font-weight:800;line-height:1.25}
.panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}
.panel-head h2{margin:0}
.pill{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;background:var(--soft);color:var(--ink-2);font-size:13.5px;font-weight:700;white-space:nowrap;vertical-align:middle}
.pill.ok{background:var(--leaf-soft);color:#1b6a45}
.bar{display:block;height:9px;border-radius:99px;background:var(--soft);overflow:hidden}
.bar>i{display:block;height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,var(--mc,var(--teal-2)),var(--green));transition:width 1.1s cubic-bezier(.2,.8,.2,1)}
.back-link{display:inline-flex;align-items:center;gap:8px;border:0;background:none;padding:6px 0;margin-bottom:14px;color:var(--muted);font-weight:700;font-size:15.5px}
.back-link:hover{color:var(--ink)}
.back-link.light{display:flex;width:fit-content;color:rgba(255,255,255,.85)}.back-link.light:hover{color:#fff}
.empty{text-align:center;max-width:580px;margin:40px auto;padding:48px}
.empty .dark-btn,.empty .outline-btn{margin:6px 4px}

/* Ring */
.ring{--s:132px;position:relative;flex:0 0 var(--s);width:var(--s);height:var(--s);border-radius:50%;background:conic-gradient(var(--teal-2) calc(var(--p)*1%),rgba(20,150,143,.12) 0);display:grid;place-items:center;animation:pop .6s ease both}
.ring>div{width:calc(100% - 22px);height:calc(100% - 22px);border-radius:50%;background:#fff;color:var(--ink);display:grid;place-content:center;text-align:center}
.ring strong{font-size:calc(var(--s)*.24);font-weight:800;line-height:1;letter-spacing:-.03em}
.ring span{font-size:12px;color:var(--muted);font-weight:700;letter-spacing:.05em;text-transform:uppercase}

/* Page heroes */
.dash-hero,.course-hero{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:36px 40px;margin-bottom:24px;border-radius:26px;color:#fff;
  background:radial-gradient(520px 280px at 92% 0%,rgba(217,158,50,.38),transparent 60%),repeating-radial-gradient(circle at 100% 100%,transparent 0 30px,rgba(255,255,255,.05) 30px 31px),linear-gradient(120deg,#0a3f3b,var(--teal) 60%,var(--teal-2));box-shadow:0 22px 50px rgba(11,79,74,.25)}
.dash-hero h1,.course-hero h1{margin:0 0 8px;color:#fff;font-size:clamp(32px,3.6vw,48px);font-weight:800;line-height:1.1;letter-spacing:-.03em}
.dash-hero p,.course-hero p{margin:0;color:rgba(255,255,255,.88);max-width:660px;font-size:17.5px}
.hero-mini{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.hero-mini span{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.2);font-size:14.5px;font-weight:700}
.dash-hero .ring{background:conic-gradient(#fff calc(var(--p)*1%),rgba(255,255,255,.2) 0)}
.hero-icon{display:grid;place-items:center;width:110px;height:110px;flex:0 0 110px;border-radius:30px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2)}
.hero-icon .ic{width:52px;height:52px}

/* Stats */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:24px}
.stat{position:relative;display:flex;flex-direction:column;gap:4px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.stat small{font-size:13px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--muted)}
.stat strong{font-size:34px;font-weight:800;line-height:1.15;letter-spacing:-.03em}
.stat strong em{font-style:normal;font-size:20px;color:var(--muted)}
.stat>span:not(.ico){font-size:15px;color:var(--muted)}
.stat .bar{margin-top:10px}
.ico{position:absolute;top:20px;right:20px;display:grid;place-items:center;width:46px;height:46px;border-radius:14px}
.ico .ic{width:22px;height:22px}
.c1{background:var(--gold-soft);color:#a06d10}.c2{background:var(--teal-soft);color:var(--teal)}.c3{background:var(--blue-soft);color:var(--blue)}.c4{background:var(--leaf-soft);color:#1b6a45}

/* Dashboard columns */
.dash-columns{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(300px,1fr);gap:24px;align-items:start}
.side-stack{display:grid;gap:24px}
.progress-list{display:grid;gap:10px}
.progress-row{display:grid;grid-template-columns:52px 1fr auto;gap:16px;align-items:center;width:100%;text-align:left;padding:14px 18px 14px 14px;background:var(--paper);border:1.5px solid transparent;border-radius:16px;transition:.2s}
.progress-row:hover{background:#fff;border-color:var(--mc);box-shadow:var(--shadow-sm);transform:translateX(4px)}
.pr-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:15px;background:#fff;color:var(--mc);border:1px solid var(--line)}
.pr-icon .ic{width:24px;height:24px}
.progress-row.done .pr-icon{background:var(--mc);color:#fff;border-color:transparent}
.pr-body{display:grid;gap:4px;min-width:0}
.pr-body small{font-size:12.5px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--mc)}
.pr-body b{font-size:16.5px;font-weight:700;line-height:1.35}
.pr-body .bar{margin-top:6px;height:7px;background:#e6ebe7}
.pr-score{font-weight:800;font-size:18px}
.pr-score em{font-style:normal;font-size:14px;color:var(--muted);font-weight:600}
.panel.next .eyebrow{margin-bottom:16px}
.next-mod{position:relative;height:110px;margin-bottom:16px;border-radius:16px;overflow:hidden}
.next-mod>div{position:absolute;left:18px;bottom:14px;right:110px;color:#fff}
.next-mod small{font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;opacity:.85}
.next-mod b{display:block;font-size:17px;line-height:1.3}
.panel.next p{margin:0 0 16px}
.grade-split{display:flex;height:58px;border-radius:14px;overflow:hidden;margin-bottom:16px}
.grade-split>div{flex:var(--w);display:flex;flex-direction:column;justify-content:center;padding:0 16px;color:#fff}
.grade-split b{font-size:20px;line-height:1}.grade-split span{font-size:13px;opacity:.9}
.g1{background:linear-gradient(135deg,var(--teal-2),var(--teal))}.g2{background:var(--ink)}
.mini-list{list-style:none;margin:0;padding:0;display:grid;gap:10px;font-size:15.5px;color:var(--muted)}
.mini-list b{color:var(--ink);margin-right:8px}

/* Course overview */
.course-progress{flex:0 0 230px;padding:20px 22px;border-radius:18px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2)}
.course-progress b{font-size:42px;font-weight:800;line-height:1;letter-spacing:-.03em}
.course-progress b em{font-style:normal;font-size:22px;opacity:.7}
.course-progress span{display:block;margin:4px 0 12px;font-size:14.5px;color:rgba(255,255,255,.85)}
.course-progress .bar{background:rgba(255,255,255,.2)}.course-progress .bar>i{background:#fff}
.lesson-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:22px}
.lesson-card{display:flex;flex-direction:column;overflow:hidden;padding:0;text-align:left;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s}
.lesson-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.lc-art{position:relative;display:block;height:120px;overflow:hidden}
.lc-badge{position:absolute;left:16px;top:14px;display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.95);color:var(--ink);font-size:13.5px;font-weight:700}
.lesson-card.done .lc-badge{background:#fff;color:#1b6a45}
.lc-body{display:flex;flex-direction:column;gap:8px;flex:1;padding:22px 24px 24px}
.lc-body small{font-size:12.5px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--mc,var(--teal))}
.lesson-card h3{margin:0;font-size:21px;font-weight:800;line-height:1.25}
.lesson-card p{margin:0;flex:1;color:var(--muted);font-size:15.5px}
.lc-cta{display:inline-flex;align-items:center;gap:8px;margin-top:8px;font-weight:800;font-size:15.5px;color:var(--mc,var(--teal))}
.lc-cta .ic{transition:transform .2s}.lesson-card:hover .lc-cta .ic{transform:translateX(4px)}
.capstone-card{color:#fff;border:0;background:radial-gradient(400px 220px at 100% 0%,rgba(217,158,50,.4),transparent 60%),linear-gradient(135deg,#10201c,#1f3a35)}
.capstone-card h3{color:#fff}.capstone-card p{color:#c6d4cf}.capstone-card .lc-body small,.capstone-card .lc-cta{color:#f2c25b}
.cap-icon{display:grid;place-items:center;width:58px;height:58px;margin-bottom:10px;border-radius:16px;background:rgba(255,255,255,.1);color:#f2c25b}
.cap-icon .ic{width:28px;height:28px}

/* Lesson hero + stepper tabs */
.lesson-hero{position:relative;overflow:hidden;min-height:230px;border-radius:26px;color:#fff;box-shadow:0 22px 50px rgba(16,32,28,.18)}
.lesson-hero>.art{position:absolute;inset:0;width:100%;height:100%}
.lh-content{position:relative;padding:28px 40px 70px;max-width:760px}
.lh-content h1{margin:0;color:#fff;font-size:clamp(30px,3.4vw,44px);font-weight:800;line-height:1.12;letter-spacing:-.03em}
.lh-meta{display:flex;gap:8px;margin-top:16px}
.lh-meta span{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border-radius:999px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.22);font-size:14.5px;font-weight:700}
.stepper{position:relative;z-index:2;display:grid;grid-template-columns:repeat(5,1fr);margin:-44px 28px 26px;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow)}
.stepper:before,.stepper:after{content:"";position:absolute;top:41px;left:calc(10% + 18px);height:4px;border-radius:4px}
.stepper:before{right:calc(10% + 18px);background:var(--soft)}
.stepper:after{width:calc((80% - 36px) * var(--prog));background:linear-gradient(90deg,var(--mc),var(--green));transition:width .5s}
.stepper button{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:8px;padding:6px 4px;border:0;background:none;border-radius:14px;transition:.2s}
.st-dot{display:grid;place-items:center;width:52px;height:52px;border-radius:50%;background:#fff;border:2px solid var(--line);color:var(--muted);transition:.25s}
.st-dot .ic{width:22px;height:22px}
.st-label{display:flex;flex-direction:column;align-items:center;font-size:15px;font-weight:700;color:var(--muted);line-height:1.25;text-align:center}
.st-label small{font-size:11.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;opacity:.75}
.stepper button:hover .st-dot{border-color:var(--mc);color:var(--mc);transform:translateY(-2px)}
.stepper button.done .st-dot{background:color-mix(in srgb,var(--mc) 12%,#fff);border-color:var(--mc);color:var(--mc)}
.stepper button.active .st-dot{background:var(--mc);border-color:var(--mc);color:#fff;box-shadow:0 0 0 6px color-mix(in srgb,var(--mc) 18%,transparent),0 10px 20px color-mix(in srgb,var(--mc) 35%,transparent);transform:scale(1.06)}
.stepper button.active .st-label{color:var(--ink)}
.lesson-main{max-width:900px;margin:0 auto;padding:40px 44px;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow-sm)}
.lesson-main h2{margin:30px 0 14px;font-size:27px;font-weight:800;line-height:1.25}
.lesson-main>.eyebrow+h2{margin-top:0}
.lead{font-size:19px;color:var(--ink-2);margin:0 0 20px}
.check-list{list-style:none;padding:0;margin:0 0 26px;display:grid;gap:12px}
.check-list li{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;background:var(--paper);border-radius:14px;font-size:17px}
.check-list li .ic{flex:0 0 28px;width:28px;height:28px;padding:6px;border-radius:50%;background:var(--teal-2);color:#fff}
.overview-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.overview-cards>div{display:flex;flex-direction:column;gap:2px;padding:18px;border-radius:16px;border:1px solid var(--line)}
.overview-cards span{display:grid;place-items:center;width:44px;height:44px;margin-bottom:10px;border-radius:12px;background:var(--teal-soft);color:var(--teal)}
.overview-cards>div:nth-child(2) span{background:var(--gold-soft);color:#a06d10}
.overview-cards>div:nth-child(3) span{background:var(--blue-soft);color:var(--blue)}
.overview-cards>div:nth-child(4) span{background:var(--leaf-soft);color:#1b6a45}
.overview-cards b{font-size:16px}.overview-cards small{color:var(--muted);font-size:14px;line-height:1.4}
.video{position:relative;margin-top:24px;padding-top:56.25%;border-radius:18px;overflow:hidden;background:#000}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.concept-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.concept{position:relative;padding:24px;background:var(--paper);border-radius:18px;transition:transform .2s,box-shadow .2s,background .2s}
.concept:hover{transform:translateY(-3px);background:#fff;box-shadow:var(--shadow)}
.concept h3{margin:10px 0 10px;font-size:19px;font-weight:800}
.concept p{margin:0;color:var(--ink-2);font-size:16.5px}
.c-num{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--teal-2);color:#fff;font-weight:800;font-size:15px}
.concept:nth-child(2) .c-num{background:var(--gold)}.concept:nth-child(3) .c-num{background:var(--blue)}.concept:nth-child(4) .c-num{background:var(--green)}
.spotlight{display:flex;gap:16px;margin-top:20px;padding:22px 24px;border-radius:18px;background:linear-gradient(135deg,var(--gold-soft),#fffaf0);border:1px solid #f1e0bb}
.sp-icon{display:grid;place-items:center;flex:0 0 46px;height:46px;border-radius:14px;background:var(--gold);color:#fff}
.sp-icon .ic{width:22px;height:22px}
.spotlight b{display:block;margin-bottom:4px;font-size:17px}
.spotlight p{margin:0;color:var(--ink-2);font-size:16.5px}
.case-box{position:relative;overflow:hidden;padding:30px 32px;border-radius:20px;color:#fff;background:radial-gradient(420px 220px at 100% 0%,rgba(255,255,255,.18),transparent 60%),linear-gradient(120deg,color-mix(in srgb,var(--mc) 80%,#000),var(--mc))}
.case-icon{position:absolute;right:-10px;bottom:-24px;opacity:.15}
.case-icon .ic{width:160px;height:160px}
.lesson-main .case-box h2{margin:0 0 10px;color:#fff}
.case-box .lead{color:rgba(255,255,255,.94);margin:0;position:relative}
.think,.steps{counter-reset:n;list-style:none;padding:0;margin:0 0 22px;display:grid;gap:12px}
.think li,.steps li{counter-increment:n;position:relative;padding:16px 18px 16px 64px;background:var(--paper);border-radius:14px;font-size:17px}
.think li:before,.steps li:before{content:counter(n);position:absolute;left:16px;top:13px;display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#fff;border:1.5px solid var(--line);font-weight:800;font-size:15px;color:var(--teal)}
.note-label textarea{margin-top:4px}
.wc{display:inline-flex;font-weight:800;font-size:14.5px;padding:7px 14px;border-radius:999px;background:var(--soft);color:var(--muted)}
.wc.low{background:var(--gold-soft);color:#7a4b06}.wc.ok{background:var(--leaf-soft);color:#1b6a45}.wc.high{background:#fdecea;color:#8c2f22}
.lesson-foot{display:flex;justify-content:space-between;gap:12px;margin-top:36px;padding-top:24px;border-top:1px solid var(--line)}
.reading{margin-top:36px;padding-top:24px;border-top:1px solid var(--line)}
.reading h3{margin:0 0 12px;font-size:18px;font-weight:800}
.reading a{display:inline-flex;align-items:center;gap:8px;margin:0 8px 8px 0;padding:10px 16px;border-radius:999px;background:var(--paper);border:1px solid var(--line);font-weight:700;font-size:15px;text-decoration:none}
.reading a:hover{border-color:var(--teal-2);color:var(--teal)}

/* Quiz */
.quiz{display:grid;gap:16px}
.question{margin:0;padding:22px 24px;border:1.5px solid var(--line);border-radius:18px;background:#fff;transition:border-color .2s,box-shadow .2s}
.question.answered{border-color:#b9dcd5}
.question legend{float:left;width:100%;display:flex;gap:12px;align-items:flex-start;padding:0;margin-bottom:14px;font-weight:700;font-size:18px;line-height:1.45}
.question legend+*{clear:both}
.q-num{flex:0 0 34px;height:34px;display:grid;place-items:center;border-radius:10px;background:var(--teal-soft);color:var(--teal);font-size:15px;font-weight:800}
.option{display:flex;align-items:flex-start;gap:14px;padding:14px 16px;margin-top:10px;border:1.5px solid var(--line);border-radius:14px;cursor:pointer;font-size:16.5px;transition:.15s}
.option:hover{border-color:var(--teal-2);background:#fbfefd}
.option input{appearance:none;flex:0 0 22px;width:22px;height:22px;margin:2px 0 0;border:2px solid #b8c6c0;border-radius:50%;transition:.15s}
.option input:checked{border:7px solid var(--teal-2)}
.option:has(input:checked){border-color:var(--teal-2);background:var(--teal-soft)}
.option.correct{border-color:#3aa36f!important;background:var(--leaf-soft)!important}
.option.incorrect{border-color:var(--gold)!important;background:var(--gold-soft)!important}
.question.right{border-color:#3aa36f}.question.wrong{border-color:#e6c27a}
.explain{margin-top:14px;padding:14px 16px;border-radius:12px;background:var(--paper);font-size:16px}
.question.right .explain b{color:#1b6a45}.question.wrong .explain b{color:#7a4b06}
.shake{animation:shake .5s}
@keyframes shake{20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}
.quiz-foot{position:sticky;bottom:14px;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px 12px 22px;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow);font-weight:700}
.result{display:flex;align-items:center;gap:28px;margin-top:22px;padding:30px;border-radius:22px;background:linear-gradient(135deg,var(--leaf-soft),#fff);border:1px solid #c7e6d3}
.result.retry{background:linear-gradient(135deg,var(--gold-soft),#fff);border-color:#f1e0bb}
.result h2{margin:0 0 4px!important}
.result p{margin:0 0 16px}

/* Capstone */
.cap-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(300px,1fr);gap:24px;align-items:start}
.cap-layout[hidden]{display:none}
.live-check{position:sticky;top:96px}
.auto-list{display:grid;gap:12px}
.auto-item{padding:14px 16px;border-radius:14px;background:var(--paper);border-left:4px solid var(--line)}
.auto-item.good{border-left-color:var(--green)}.auto-item.mid{border-left-color:var(--gold)}.auto-item.low{border-left-color:#c9d3cf}
.ai-head{display:flex;justify-content:space-between;gap:10px;margin-bottom:8px;font-size:15.5px}
.ai-head span{font-weight:800}
.auto-item .bar{height:6px}
.auto-item.good .bar>i{background:var(--green)}.auto-item.mid .bar>i{background:var(--gold)}.auto-item.low .bar>i{background:#b8c6c0}
.auto-item ul{margin:10px 0 0;padding-left:18px;color:var(--muted);font-size:14.5px;line-height:1.5}
.ok-line{display:flex;align-items:center;gap:6px;margin:10px 0 0;color:#1b6a45;font-weight:700;font-size:14.5px}
.panel.marked{margin-bottom:24px}
.mark-head{display:flex;align-items:center;gap:24px;margin:8px 0 20px}
.mark-head h2{margin:0 0 6px;font-size:34px}
.mark-head p{margin:0 0 6px;color:var(--ink-2)}
.rubric-table{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px;margin:14px 0 18px}
.rubric-table>div{display:flex;justify-content:space-between;padding:12px 16px;border-radius:12px;background:var(--paper);font-size:15.5px}
.feedback{white-space:pre-wrap;padding:16px 18px;border-radius:14px;background:var(--paper);border-left:4px solid var(--gold);margin-bottom:18px}

/* Certificate */
.cert-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}
.certificate{position:relative;max-width:1000px;aspect-ratio:1.414/1;margin:0 auto;overflow:hidden;background:
  radial-gradient(700px 400px at 50% 40%,rgba(43,182,115,.06),transparent 70%),
  repeating-radial-gradient(circle at 50% 120%,transparent 0 34px,rgba(23,128,138,.035) 34px 35px),#fffefa;
  border-radius:6px;box-shadow:var(--shadow-lg)}
.certificate:before{content:"";position:absolute;inset:18px;border:1.5px solid #d4a23a;pointer-events:none;z-index:1}
.certificate:after{content:"";position:absolute;inset:26px;border:1px solid rgba(212,162,58,.45);pointer-events:none;z-index:1}
.cert-corner{position:absolute;width:24%;height:34%;z-index:0}
.cert-corner.tl{left:0;top:0}.cert-corner.br{right:0;bottom:0}
.cert-inner{position:relative;z-index:2;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4% 14% 5.5%;text-align:center}
.cert-org{display:block;height:12%;min-height:52px;width:auto;margin:0 0 2%}
.cert-head{margin:0;font-family:"Playfair Display",Georgia,serif;font-weight:700;font-size:clamp(30px,5.4vw,56px);line-height:1;letter-spacing:.06em;text-transform:uppercase;
  background:linear-gradient(90deg,#173f78,#17808a 55%,#1f9b5f);-webkit-background-clip:text;background-clip:text;color:transparent}
.cert-sub{display:flex;align-items:center;gap:14px;margin:8px 0 0;font-family:"Playfair Display",Georgia,serif;font-weight:500;font-size:clamp(13px,1.9vw,19px);letter-spacing:.28em;text-transform:uppercase;color:#0f2a3a}
.cert-sub span{width:clamp(30px,8vw,80px);height:1.5px;background:#d4a23a}
.cert-small{margin:2.2% 0 0;color:var(--muted);font-size:clamp(12px,1.5vw,15px);letter-spacing:.04em}
.cert-name{margin:.5% 0 0;padding:0 4% 1%;border-bottom:2px solid #d4a23a;min-width:58%;font-family:"Great Vibes","Playfair Display",cursive;font-weight:400;font-size:clamp(36px,6vw,64px);line-height:1.2;color:#173f78;letter-spacing:0}
.cert-text{max-width:620px;margin:1.6% auto 0;color:var(--ink-2);font-size:clamp(11.5px,1.45vw,15px);line-height:1.6}
.cert-grade{display:inline-flex;align-items:center;gap:10px;margin-top:2%;padding:5px 5px 5px 16px;border-radius:999px;background:var(--teal-soft);font-size:clamp(11px,1.3vw,14px)}
.cert-grade span{font-weight:800;color:#0f2a3a}
.cert-grade b{padding:5px 13px;border-radius:999px;background:linear-gradient(90deg,#1d5fa8,#1f9b5f);color:#fff;font-size:.85em;letter-spacing:.1em;text-transform:uppercase}
.cert-foot{display:grid;grid-template-columns:1fr auto 1fr;align-items:end;gap:4%;width:100%;margin-top:1.6%}
.sig{display:grid;justify-items:center;gap:2px}
.sig .sig-line{position:relative;width:min(220px,100%);height:clamp(40px,6.5vw,66px);border-bottom:1.5px solid #0f2a3a;display:flex;align-items:flex-end;justify-content:center}
.sig .sig-line img{position:absolute;bottom:-14%;height:150%;width:auto;max-width:none}
.sig .sig-line.date span{padding-bottom:6px;font-weight:700;color:#0f2a3a;font-size:clamp(12px,1.5vw,16px)}
.sig b{margin-top:6px;font-size:clamp(11.5px,1.4vw,15px);color:#0f2a3a}
.sig small{font-size:clamp(10px,1.15vw,12.5px);color:var(--muted);font-weight:600}
.cert-wreath{position:absolute;left:50%;top:52%;width:min(60%,540px);height:auto;transform:translate(-50%,-50%);opacity:.13;z-index:-1;pointer-events:none}
.cert-inner>*:not(.cert-wreath){position:relative}
.seal-wrap{width:clamp(76px,11vw,116px)}
.seal-svg{display:block;width:100%;height:auto;filter:drop-shadow(0 6px 10px rgba(0,0,0,.18))}
.cert-id{max-width:80%;margin:1.8% 0 0;font-size:clamp(9px,1vw,11.5px);color:var(--muted)}
.certificate.sample .cert-inner:after{content:"SAMPLE";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) rotate(-18deg);font-size:clamp(70px,13vw,140px);font-weight:800;letter-spacing:.1em;color:transparent;-webkit-text-stroke:2px rgba(16,32,28,.07);pointer-events:none}
@media print{
  @page{size:A4 landscape;margin:0}
  body{background:#fff!important}
  .nav,.no-print,#toastWrap{display:none!important}
  .app-wrap{padding:0;animation:none}
  .certificate{box-shadow:none;border-radius:0;max-width:none;width:297mm;height:210mm;aspect-ratio:auto;-webkit-print-color-adjust:exact;print-color-adjust:exact}
}
@media(max-width:700px){.certificate{aspect-ratio:auto}.cert-inner{padding:48px 26px 34px}.cert-corner{width:34%;height:22%}.cert-foot{grid-template-columns:1fr 1fr}.seal-wrap{grid-column:1/-1;grid-row:1;justify-self:center}}

/* Instructor */
.admin-table{display:grid;gap:12px}
.submission-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 20px;border-radius:16px;background:var(--paper)}
.submission-row h3{margin:2px 0 4px;font-size:18px}.submission-row p{margin:0;font-size:15px;color:var(--muted)}
.submission-row small{color:var(--muted);font-size:13px}
.submission-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.review{margin-top:24px}
.submission-text{white-space:pre-wrap;max-height:460px;overflow:auto;padding:20px;margin:14px 0 20px;border-radius:14px;background:var(--paper);border:1px solid var(--line);font-size:16px}
.mark-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:14px}
.mark-grid label{display:grid;gap:7px;font-weight:700;font-size:15px}
.review>label{display:grid;gap:7px;font-weight:700;margin:14px 0 18px}
.mark-total{padding:14px 18px;border-radius:14px;background:var(--teal-soft);font-size:16.5px}
.auto-suggest{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:16px 18px;margin:14px 0;border-radius:14px;background:var(--gold-soft);border:1px solid #f1e0bb}

/* Interactive tilt + light sheen (set by JS) */
.tilt{transform:perspective(900px) rotateX(var(--ry,0deg)) rotateY(var(--rx,0deg)) translateY(var(--lift,0px));transition:transform .25s ease-out,box-shadow .3s;will-change:transform;position:relative}
.tilt:hover{--lift:-6px}
.tilt:after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .3s;background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(255,255,255,.35),transparent 45%)}
.tilt:hover:after{opacity:1}
.module-card:hover,.lesson-card:hover,.how-step:hover{transform:perspective(900px) rotateX(var(--ry,0deg)) rotateY(var(--rx,0deg)) translateY(-6px)}

/* Scroll reveal */
@supports (animation-timeline:view()){
  .how-step,.module-card,.resource-grid a,.av-card,.feature-box,.stats-band div{animation:fadeUp linear both;animation-timeline:view();animation-range:entry 0% entry 30%}
}
@media (prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}

/* =========================================================
   Responsive
   ========================================================= */
@media(max-width:1100px){
  .nav .tabs{display:none}
  .hero{grid-template-columns:1fr;gap:40px;padding-top:56px}
  .hero-visual{max-width:620px;margin:0 auto;width:100%}
  .how-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr;gap:40px}
  .feature-box{grid-template-columns:1fr}
  .cert-mini{max-width:320px}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .dash-columns,.cap-layout{grid-template-columns:1fr}
  .live-check{position:static}
  .overview-cards{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:700px){
  body{font-size:16.5px}
  .nav{padding:10px 16px;gap:10px}
  .logo-text i{display:block}
  .seg button span{display:none}
  .seg button{padding:10px 12px}
  .icon-btn{width:40px;height:40px}
  #authNav .link-btn{padding:10px 10px}
  #authNav .dark-btn{padding:10px 16px;font-size:14.5px}
  .hero{padding:40px 16px 56px}
  .hero h1{font-size:42px}
  .hero-text{font-size:18px}
  .facts{grid-template-columns:repeat(2,1fr)}
  .float-card{padding:8px 12px 8px 8px}.float-card b{font-size:13.5px}.fc-icon{width:34px;height:34px}
  .f1{left:-2%}.f2{right:-2%}
  .section{padding:64px 16px}
  .how-grid,.modules,.lesson-grid{grid-template-columns:1fr}
  .rubric-mini{grid-template-columns:1fr 1fr}
  .feature-box{padding:34px 24px}
  .stats-band{grid-template-columns:1fr 1fr;padding:44px 16px}
  .cta-band{margin:0 16px 64px;padding:34px 26px}
  footer{grid-template-columns:1fr 1fr;padding:44px 16px 24px}
  .f-brand{grid-column:1/-1}
  .app-wrap{padding:18px 14px 60px}
  .dash-hero,.course-hero{flex-direction:column;align-items:flex-start;padding:28px 24px}
  .hero-icon{display:none}
  .course-progress{flex:auto;width:100%}
  .stat-grid{gap:12px}.stat{padding:18px}.stat strong{font-size:28px}.ico{display:none}
  .panel{padding:22px 18px}
  .progress-row{grid-template-columns:44px 1fr auto;gap:12px;padding:12px}
  .pr-icon{width:44px;height:44px}
  .lh-content{padding:22px 22px 64px}
  .stepper{margin:-40px 8px 20px;padding:12px 8px}
  .stepper:before,.stepper:after{top:33px}
  .st-dot{width:40px;height:40px}.st-dot .ic{width:18px;height:18px}
  .st-label{font-size:12px}.st-label small{display:none}
  .lesson-main{padding:26px 18px;border-radius:20px}
  .lesson-main h2{font-size:23px}
  .concept-grid,.mark-grid,.overview-cards{grid-template-columns:1fr}
  .lesson-foot{flex-direction:column-reverse}
  .result,.mark-head{flex-direction:column;text-align:center}
  .result .actions{justify-content:center}
  .submission-row{flex-direction:column;align-items:flex-start}
  .cert-inner{padding:36px 18px 24px}
  .cert-foot{grid-template-columns:1fr;justify-items:center}
  .modal-box{padding:32px 22px}
  .quiz-foot{border-radius:18px}
}

/* Welcome modal: fit on one screen */
.welcome{padding:34px 36px}
.welcome .big-icon{width:68px;height:68px;margin-bottom:12px}
.welcome h2{font-size:28px}
.welcome .steps{gap:8px;margin:16px 0 20px}
.welcome .steps li{padding:11px 14px 11px 58px;font-size:16px;line-height:1.5}
.welcome .steps li:before{top:9px}
@media(max-width:700px){
  .logo{gap:9px}
  .logo-s{width:36px;height:36px;flex-basis:36px;font-size:20px}
  .logo-text b{font-size:10.5px;letter-spacing:.14em}
  .logo-text i{font-size:13px}
  #authNav{gap:4px}
  #authNav .link-btn{padding:8px 8px;font-size:14px}
  #authNav .dark-btn{padding:9px 14px;font-size:14px}
  .globe-stage{max-width:340px}
  .float-card small{font-size:11px}
}
html,body{overflow-x:clip}

/* CSAf footer */
.f-org{display:flex;align-items:center;gap:12px;margin-top:6px}
.f-org img{height:30px;width:auto;background:#fff;border-radius:8px;padding:4px 8px}

.welcome .close{z-index:3}
@media (max-height:820px){
  .welcome{padding:26px 30px}
  .welcome .big-icon{width:54px;height:54px;margin-bottom:8px}
  .welcome .big-icon .ic{width:28px;height:28px}
  .welcome h2{font-size:24px}
  .welcome>p{margin:6px 0}
  .welcome .steps{gap:6px;margin:12px 0 16px}
  .welcome .steps li{padding:8px 12px 8px 52px;font-size:15px}
  .welcome .steps li:before{top:6px;width:30px;height:30px}
}

/* Capstone: what happens next */
.next-steps{margin-bottom:24px;border-left:4px solid var(--gold)}
.next-steps h2{margin-bottom:18px}
.ns-track{list-style:none;margin:0 0 22px;padding:0;display:grid;gap:0}
.ns-track li{position:relative;display:flex;gap:16px;padding:0 0 18px}
.ns-track li:not(:last-child):before{content:"";position:absolute;left:17px;top:38px;bottom:2px;width:2px;background:var(--line)}
.ns-track li.done:not(:last-child):before{background:var(--teal-2)}
.ns-dot{flex:0 0 36px;height:36px;display:grid;place-items:center;border-radius:50%;background:#fff;border:2px solid var(--line);color:var(--muted)}
.ns-dot .ic{width:18px;height:18px}
.ns-track li.done .ns-dot{background:var(--teal-2);border-color:var(--teal-2);color:#fff}
.ns-track li.current .ns-dot{border-color:var(--gold);color:#a06d10;box-shadow:0 0 0 5px rgba(217,158,50,.15)}
.ns-track b{display:block;font-size:17px;margin-top:5px}
.ns-track p{margin:2px 0 0;color:var(--muted);font-size:15.5px}

.instr-btn{padding:9px 16px;font-size:14.5px}
@media(max-width:700px){.instr-btn span{display:none}.instr-btn{padding:10px 12px}}
.instr-btn{position:relative}
.instr-btn .badge{display:inline-grid;place-items:center;min-width:22px;height:22px;padding:0 6px;margin-left:2px;border-radius:999px;background:var(--gold);color:#fff;font-style:normal;font-size:12.5px;font-weight:800}

/* Instructor review queue */
.admin-seg button{font-size:14px;padding:8px 14px}
.admin-seg .badge{display:inline-grid;place-items:center;min-width:22px;height:20px;padding:0 6px;margin-left:4px;border-radius:999px;background:var(--line);color:var(--ink-2);font-style:normal;font-size:12px;font-weight:800}
.admin-seg .badge.hot{background:var(--gold);color:#fff}
.flags{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.flag{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;background:var(--gold-soft);color:#7a4b06;font-size:13px;font-weight:700}
.flag .ic{width:14px;height:14px}
.empty-mini{display:flex;align-items:center;gap:10px;padding:22px;border-radius:14px;background:var(--leaf-soft);color:#1b6a45;font-weight:700}
@media(max-width:700px){.panel-head{flex-wrap:wrap}.admin-seg{overflow-x:auto;max-width:100%}}

/* =========================================================
   LONG-FORM LESSONS
   ========================================================= */
.read-progress{position:fixed;left:0;right:0;top:0;height:3px;z-index:60;pointer-events:none}
.read-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--teal-2),var(--gold));transition:width .1s linear}
.lesson-main.wide{max-width:1120px}
.learn-wrap{display:grid;grid-template-columns:230px minmax(0,1fr);gap:40px;align-items:start}
.toc{position:sticky;top:96px;display:grid;gap:2px;padding:14px;border-radius:16px;background:var(--paper);border:1px solid var(--line);max-height:calc(100vh - 120px);overflow:auto}
.toc small{padding:4px 10px 8px;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.toc a{display:flex;gap:10px;align-items:baseline;padding:8px 10px;border-radius:10px;text-decoration:none;font-size:14px;font-weight:600;line-height:1.35;color:var(--ink-2)}
.toc a span{flex:0 0 auto;font-size:12px;font-weight:800;color:var(--teal)}
.toc a span .ic{width:13px;height:13px}
.toc a:hover{background:#fff;color:var(--teal)}
.learn-body{min-width:0}
.lsec{padding:6px 0 26px;border-bottom:1px solid var(--line);margin-bottom:26px;scroll-margin-top:96px}
.lsec:last-child{border-bottom:0}
.lesson-main .lsec h2{display:flex;align-items:center;gap:14px;margin:0 0 16px;font-size:26px}
.lsec-n{display:inline-grid;place-items:center;flex:0 0 40px;height:40px;border-radius:12px;background:var(--teal-soft);color:var(--teal);font-size:15px;font-weight:800}
.lsec-n .ic{width:20px;height:20px}
.lsec p{margin:0 0 16px;font-size:17.5px;line-height:1.78;color:var(--ink-2);max-width:72ch}
.lsec p b{color:var(--ink)}
.lbullets{margin:0 0 18px;padding:0;list-style:none;display:grid;gap:8px;max-width:72ch}
.lbullets li{position:relative;padding:10px 14px 10px 40px;border-radius:12px;background:var(--paper);font-size:16.5px;line-height:1.6}
.lbullets li:before{content:"";position:absolute;left:16px;top:19px;width:8px;height:8px;border-radius:50%;background:var(--teal-2)}
.callout{display:flex;gap:16px;margin:20px 0 6px;padding:20px 22px;border-radius:16px;border:1px solid var(--line);background:var(--paper);max-width:76ch}
.callout .co-ic{display:grid;place-items:center;flex:0 0 44px;height:44px;border-radius:12px;background:var(--teal-2);color:#fff}
.callout .co-ic .ic{width:22px;height:22px}
.callout small{display:block;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--teal)}
.callout b{display:block;margin:2px 0 6px;font-size:17px}
.callout p{margin:0;font-size:16px;line-height:1.65}
.callout.definition{background:var(--teal-soft);border-color:#c5e6df}
.callout.example{background:var(--gold-soft);border-color:#f1e0bb}.callout.example .co-ic{background:var(--gold)}.callout.example small{color:#a06d10}
.callout.warning{background:#fff1ee;border-color:#f6d3cb}.callout.warning .co-ic{background:#c8553d}.callout.warning small{color:#a2412d}
.callout.data{background:var(--blue-soft);border-color:#d3e2f4}.callout.data .co-ic{background:var(--blue)}.callout.data small{color:var(--blue)}
.callout.africa{background:var(--leaf-soft);border-color:#c7e6d3}.callout.africa .co-ic{background:var(--green)}.callout.africa small{color:#1b6a45}
.callout.global{background:#f1effa;border-color:#ddd8f1}.callout.global .co-ic{background:#5b4b9a}.callout.global small{color:#5b4b9a}
.check{margin:22px 0 4px;padding:20px 22px;border-radius:16px;border:2px dashed #b9dcd5;background:#fbfefd;max-width:76ch}
.check>small{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--teal)}
.check>b{display:block;margin:8px 0 12px;font-size:17px;line-height:1.45}
.check-opts{display:grid;gap:8px}
.check-opts button{text-align:left;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;background:#fff;font-size:15.5px;line-height:1.45;transition:.15s}
.check-opts button:hover:not(:disabled){border-color:var(--teal-2)}
.check-opts button.right{border-color:#3aa36f;background:var(--leaf-soft)}
.check-opts button.wrong{border-color:var(--gold);background:var(--gold-soft)}
.check-opts button:disabled{cursor:default;opacity:1}
.check-why{margin:12px 0 0;padding:12px 14px;border-radius:12px;background:var(--paper);font-size:15.5px}
.term-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.term{position:relative;height:190px;padding:0;border:0;background:none;perspective:900px;text-align:left}
.term .tf,.term .tb{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;padding:16px 18px;border-radius:16px;backface-visibility:hidden;transition:transform .5s cubic-bezier(.2,.8,.2,1)}
.term .tf{background:linear-gradient(135deg,var(--teal-dark),var(--teal-2));color:#fff}
.term .tf b{font-size:17px;line-height:1.3}
.term .tf small{margin-top:8px;font-size:12px;opacity:.75;font-weight:700}
.term .tb{justify-content:flex-start;background:#fff;border:1.5px solid var(--teal-2);color:var(--ink-2);font-size:14px;line-height:1.5;transform:rotateY(180deg);overflow:auto}
.term .tb b{display:block;margin-bottom:6px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:var(--teal)}
.term.flip .tf{transform:rotateY(180deg)}
.term.flip .tb{transform:rotateY(360deg)}
.case-grid{display:grid;grid-template-columns:1fr;gap:18px;margin:6px 0 30px}
.rcase>p,.rc-lessons{max-width:80ch}
.rcase{display:flex;flex-direction:column;gap:10px;padding:24px;border-radius:20px;background:var(--paper);border:1px solid var(--line)}
.rc-top{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.rc-region{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;background:var(--teal-2);color:#fff;font-size:12.5px;font-weight:800;letter-spacing:.04em}
.rc-region .ic{width:14px;height:14px}
.rc-where{font-size:13px;font-weight:700;color:var(--muted)}
.rcase h3{margin:4px 0 0;font-size:20px;line-height:1.3}
.rcase>p{margin:0;font-size:15.5px;line-height:1.7;color:var(--ink-2)}
.rc-lessons{padding:12px 14px;border-radius:12px;background:#fff}
.rc-lessons small{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--teal)}
.rc-lessons ul{margin:6px 0 0;padding-left:18px;font-size:14.5px;line-height:1.55}
.rc-src{display:inline-flex;align-items:center;gap:6px;margin-top:auto;font-size:14px;font-weight:700;color:var(--teal);text-decoration:none}
.rc-src:hover{text-decoration:underline}
.read-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.read-grid a{display:flex;flex-direction:column;gap:3px;padding:16px 18px;border-radius:14px;background:var(--paper);border:1px solid var(--line);text-decoration:none;margin:0;transition:.2s}
.read-grid a:hover{border-color:var(--teal-2);background:#fff;transform:translateY(-2px)}
.read-grid small{font-size:11.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--teal)}
.read-grid b{font-size:15.5px;line-height:1.35}
.read-grid span{font-size:14px;color:var(--muted);line-height:1.45}
.reading h3{display:flex;align-items:center;gap:8px}
@media(max-width:1000px){.learn-wrap{grid-template-columns:1fr}.toc{position:static;max-height:none;grid-template-columns:1fr 1fr}.toc small{grid-column:1/-1}}
@media(max-width:700px){.toc{grid-template-columns:1fr}.lsec p{font-size:16.5px}.lesson-main .lsec h2{font-size:22px}.term{height:200px}}

.gsearch{width:100%;max-width:520px;margin:0 0 22px;padding:14px 18px;font:inherit;font-size:16px;border:1.5px solid var(--line);border-radius:999px;background:#fff}
.gsearch:focus{outline:none;border-color:var(--teal-2);box-shadow:0 0 0 4px rgba(20,150,143,.14)}
.gmod{margin-top:8px;font-size:12px;font-weight:800;letter-spacing:.06em;color:var(--teal)}
@media(max-width:480px){body.in-app .logo-text{display:none}.seg button{padding:9px 10px}}

/* CSAf co-branding */
.nav>.logo{margin-right:0}
.by-org{display:flex;align-items:center;gap:8px;padding-left:16px;margin-left:-8px;border-left:1px solid var(--line);margin-right:auto}
.by-org small{font-size:12px;font-weight:700;color:var(--muted)}
.by-org img{height:34px;width:auto;display:block}
.offered{display:inline-flex;align-items:center;gap:10px;margin:0 0 18px;padding:6px 16px 6px 6px;border-radius:999px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);font-size:14.5px;color:var(--ink-2)}
.offered img{height:26px;width:auto;padding:3px 8px;background:var(--paper);border-radius:999px}
.f-org{flex-direction:column;align-items:flex-start!important}.f-org img{height:52px;padding:0;background:none!important}
@media(max-width:1100px){.by-org img{height:28px}}
@media(max-width:700px){.by-org{display:none}.offered{font-size:13.5px}}
.nav .tabs a{white-space:nowrap}
@media(max-width:1320px){.nav .tabs a{padding:9px 12px;font-size:14.5px}.by-org img{height:30px}}
@media(max-width:1220px){.nav .tabs{display:none}}
.nav .logo,.by-org,.by-org img,#authNav{flex-shrink:0}
.by-org img{height:34px;width:auto;min-width:72px}
body.signed-in .nav .tabs{display:none}

/* ===== Learn Hub (v8) ===== */
.hub-courses{padding-bottom:30px}
.hub-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px;margin-top:8px}
.hub-card{position:relative;display:flex;flex-direction:column;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px 24px 22px;box-shadow:var(--shadow-sm);overflow:hidden}
.hub-card::before{content:"";position:absolute;inset:0 0 auto 0;height:6px;background:var(--hc)}
.hub-card h3{font-size:20px;line-height:1.3;margin:2px 0 0;color:var(--ink)}
.hub-card p{color:var(--muted);font-size:15px;line-height:1.6;margin:0}
.hc-top{display:flex;justify-content:space-between;align-items:center}
.hc-ico{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;background:color-mix(in srgb,var(--hc) 14%,#fff);color:var(--hc)}
.hc-ico svg{width:24px;height:24px}
.hc-status{font-size:12px;font-weight:700;letter-spacing:.04em;padding:5px 11px;border-radius:999px;background:var(--teal-soft);color:var(--teal-dark)}
.hc-status.s-coming_soon{background:var(--blue-soft);color:var(--blue)}
.hc-status.s-in_development{background:var(--gold-soft);color:#8a5d10}
.hc-facts{display:flex;flex-wrap:wrap;gap:6px;list-style:none;padding:0;margin:2px 0 0}
.hc-facts li{font-size:12.5px;font-weight:600;color:var(--ink-2);background:var(--soft);padding:4px 10px;border-radius:999px}
.hc-prog{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600;color:var(--ink-2)}
.hc-act{margin-top:auto;display:flex;flex-direction:column;gap:8px;align-items:stretch;padding-top:6px}
.hc-act .text-link{align-self:center}
.hc-notify{display:flex;gap:8px}
.hc-notify input{flex:1;min-width:0;border:1px solid var(--line);border-radius:999px;padding:11px 16px;font:inherit;font-size:14px;background:#fff}
.hc-notify button{white-space:nowrap}
.hc-done{display:flex;gap:8px;align-items:center;font-size:14px;font-weight:600;color:var(--teal-dark)}
.hc-done svg{width:18px;height:18px}
.hub-card.soon{background:linear-gradient(180deg,#fff,color-mix(in srgb,var(--hc) 4%,#fff))}
.feature-intro{padding-top:30px;padding-bottom:10px}
.hub-head{margin:34px 0 14px}
.hub-head h2{font-size:22px}
.hub-empty{margin-top:24px}
.hub-certs{display:grid;gap:12px}
.hub-cert{display:flex;align-items:center;gap:14px;text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px 18px;font:inherit;cursor:pointer}
.hub-cert>svg{width:24px;height:24px;color:var(--gold);flex:none}
.hub-cert span{flex:1;display:flex;flex-direction:column}
.hub-cert small{color:var(--muted)}
.hub-cert:hover{border-color:var(--teal)}
@media(max-width:560px){.hc-notify{flex-direction:column}.hub-grid{grid-template-columns:1fr}}

/* ===== Course details pages + hub sections (v10) ===== */
.cp-hero{position:relative;margin:28px var(--gutter) 10px;padding:46px 48px 40px;border-radius:28px;background:linear-gradient(135deg,color-mix(in srgb,var(--hc) 14%,#fff),#fff 60%);border:1px solid var(--line);overflow:hidden}
.cp-hero:before{content:"";position:absolute;inset:0 0 auto 0;height:7px;background:var(--hc)}
.cp-hero .crumbs{font-size:14px;color:var(--muted);margin-bottom:16px}.cp-hero .crumbs a{color:var(--teal);text-decoration:none;font-weight:600}
.cp-hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.08;letter-spacing:-.02em;margin:14px 0 14px;max-width:900px}
.cp-hero .hero-text{max-width:780px;font-size:18px;color:var(--ink-2)}
.cp-chips{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 26px}
.cp-chips span{font-size:13.5px;font-weight:700;background:#fff;border:1px solid var(--line);padding:7px 14px;border-radius:999px;color:var(--ink-2)}
.cp-hero .actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.cp-notify{max-width:460px;width:100%}
.split-2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.cp-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px}
.cp-box .eyebrow{margin-bottom:14px}
.cp-who{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
.cp-who li{color:var(--muted);font-size:15.5px;line-height:1.55;padding-left:16px;border-left:3px solid var(--teal-soft)}
.cp-who b{color:var(--ink)}
.cp-mods{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.cp-mod{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px 22px 18px;display:flex;flex-direction:column;gap:8px;overflow:hidden}
.cp-mod:before{content:"";position:absolute;inset:0 0 auto 0;height:5px;background:var(--mc)}
.cp-n{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--mc)}
.cp-mod h3{font-size:17px;line-height:1.35}
.cp-mod p{font-size:14px;color:var(--muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden}
.cp-t{margin-top:auto;font-size:13px;font-weight:600;color:var(--muted);display:flex;align-items:center;gap:6px}.cp-t svg{width:15px;height:15px}
.verify-box{display:grid;grid-template-columns:1.1fr 1fr;gap:30px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:28px;padding:38px 40px}
.verify-box h2{margin:6px 0 10px}.verify-box p{color:var(--muted)}
.verify-form{display:flex;gap:10px}
.verify-form input{flex:1;min-width:0;border:1px solid var(--line);border-radius:999px;padding:14px 18px;font:inherit;font-size:15px;background:#fff}
@media(max-width:860px){.split-2,.verify-box{grid-template-columns:1fr}.cp-hero{padding:34px 24px 30px;margin:18px 16px 6px}.verify-form{flex-direction:column}}
.cp-soonbox{max-width:760px;margin:0 auto;text-align:center}.cp-soonbox p:last-child{font-size:18px;color:var(--ink-2);margin:0}