/* =========================================================
   Teachable Coupon Affiliate — Brand Theme
   Palette (strict):
   #000000 dark bg | #ffffff light bg | #e6ff32 accent / icon bg
   Buttons on light bg: #e6ff32 + #ffffff
   Buttons on dark bg : #e6ff32 + #000000
   ========================================================= */

:root{
  --black:#000000;
  --white:#ffffff;
  --lime:#e6ff32;
  --ink:#0a0a0a;
  --muted-ink:#2a2a2a;
  --muted-light:#6b6b6b;
  --line:#ececec;
  --line-dark:#1c1c1c;
  --radius:14px;
  --radius-sm:8px;
  --shadow:0 6px 24px rgba(0,0,0,.08);
  --shadow-lg:0 18px 50px rgba(0,0,0,.18);
  --container:1180px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  font-size:16px;
  line-height:1.65;
  color:var(--ink);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
.container{max-width:var(--container);margin:0 auto;padding:0 22px}

/* ---------- Top promo bar ---------- */
.top-bar{
  background:var(--lime);
  color:var(--black);
  font-weight:600;
  font-size:14px;
  text-align:center;
  padding:8px 14px;
}
.top-bar a{text-decoration:underline;font-weight:700}

/* ---------- Header ---------- */
.site-header{
  background:var(--white);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:60;
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 0;gap:18px;
}
.brand{
  display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;
  color:var(--black);
}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:var(--lime);color:var(--black);
  display:grid;place-items:center;font-weight:900;
}
.main-nav{display:flex;align-items:center;gap:26px}
.main-nav a{
  font-weight:600;font-size:15px;color:#111;
  position:relative;padding:6px 0;
}
.main-nav a:hover{color:#000}
.main-nav a.active::after,
.main-nav a:hover::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;
  height:3px;background:var(--lime);border-radius:3px;
}
.nav-cta{
  background:var(--lime);color:var(--black);
  padding:10px 18px;border-radius:999px;font-weight:700;font-size:14px;
  border:2px solid var(--black);
  transition:transform .15s ease;
}
.nav-cta:hover{transform:translateY(-1px)}
.hamburger{display:none;background:none;border:0;cursor:pointer;font-size:24px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:15px;
  padding:13px 24px;border-radius:999px;
  border:2px solid transparent;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
  cursor:pointer;line-height:1;
}
.btn:hover{transform:translateY(-2px)}
/* Light bg buttons */
.btn-primary{background:var(--lime);color:var(--black);border-color:var(--black)}
.btn-secondary{background:var(--white);color:var(--black);border-color:var(--black)}
/* Dark bg buttons */
.btn-primary-dark{background:var(--lime);color:var(--black);border-color:var(--lime)}
.btn-secondary-dark{background:var(--black);color:var(--lime);border-color:var(--lime)}
.btn-lg{padding:16px 30px;font-size:16px}
.btn i{font-size:14px}

/* ---------- Section base ---------- */
.section{padding:64px 0}
.section-sm{padding:44px 0}
.section.dark{background:var(--black);color:var(--white)}
.section.dark p,.section.dark li{color:#d9d9d9}
.section.dark h1,.section.dark h2,.section.dark h3,.section.dark h4{color:var(--white)}
.section.light{background:var(--white);color:var(--ink)}

.eyebrow{
  display:inline-block;font-size:12px;font-weight:800;
  letter-spacing:1.6px;text-transform:uppercase;
  background:var(--lime);color:var(--black);
  padding:6px 12px;border-radius:999px;margin-bottom:14px;
}
.section.dark .eyebrow{background:var(--lime);color:var(--black)}

h1,h2,h3,h4{font-weight:800;line-height:1.2;color:var(--ink)}
h1{font-size:clamp(28px,4.2vw,46px);letter-spacing:-.5px}
h2{font-size:clamp(24px,3vw,34px);letter-spacing:-.3px;margin-bottom:14px}
h3{font-size:20px;margin-bottom:10px}
h4{font-size:17px;margin-bottom:8px}
p{margin-bottom:14px}
.lead{font-size:17px;line-height:1.7}

/* ---------- HERO (compact) ---------- */
.hero{
  background:var(--black);
  color:var(--white);
  padding:48px 0 56px;
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(800px 300px at 90% -10%, rgba(230,255,50,.18), transparent 60%),
    radial-gradient(500px 280px at 0% 100%, rgba(230,255,50,.10), transparent 60%);
  pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center;
  position:relative;z-index:1;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(230,255,50,.12);color:var(--lime);
  border:1px solid rgba(230,255,50,.4);
  padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700;
  margin-bottom:14px;letter-spacing:.5px;
}
.hero h1{color:var(--white);margin-bottom:14px}
.hero h1 span{color:var(--lime)}
.hero p{color:#d8d8d8;font-size:16px;max-width:560px;margin-bottom:18px}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px}
.hero-meta{
  display:flex;gap:20px;flex-wrap:wrap;margin-top:18px;
  font-size:13px;color:#bdbdbd;
}
.hero-meta span{display:inline-flex;align-items:center;gap:6px}
.hero-meta i{color:var(--lime)}

/* Coupon card in hero */
.coupon-card{
  background:var(--white);color:var(--black);
  border-radius:18px;padding:22px;
  box-shadow:var(--shadow-lg);
  border:2px dashed var(--black);
  position:relative;
}
.coupon-card .label{
  font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:1.4px;
  color:#444;
}
.coupon-code{
  display:flex;align-items:center;justify-content:space-between;
  gap:10px;background:var(--lime);
  border:2px dashed var(--black);border-radius:12px;
  padding:14px 16px;margin:12px 0;
}
.coupon-code strong{font-size:24px;letter-spacing:2px;font-weight:900}
.copy-btn{
  background:var(--black);color:var(--lime);
  border:0;padding:9px 14px;border-radius:8px;font-weight:700;cursor:pointer;
  font-size:13px;
}
.copy-btn:hover{background:#1a1a1a}
.coupon-card h3{font-size:18px;margin-bottom:6px}
.coupon-card .price-line{font-size:14px;color:#555;margin-bottom:10px}
.coupon-card .price-line s{color:#999;margin-right:6px}

/* ---------- Quick stats strip ---------- */
.stats-strip{
  background:var(--lime);color:var(--black);
  padding:18px 0;
}
.stats-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  text-align:center;
}
.stats-row .stat strong{display:block;font-size:24px;font-weight:900}
.stats-row .stat span{font-size:13px;font-weight:600}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--shadow);margin:22px 0}
table.data{
  width:100%;border-collapse:collapse;background:var(--white);
  font-size:15px;min-width:680px;
}
table.data thead{background:var(--black);color:var(--white)}
table.data th,table.data td{
  text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);
}
table.data th{font-weight:700;font-size:13px;letter-spacing:.5px;text-transform:uppercase}
table.data tbody tr:hover{background:#fafafa}
table.data tbody tr:last-child td{border-bottom:0}
table.data code{
  background:var(--lime);color:var(--black);padding:3px 8px;border-radius:6px;
  font-weight:800;font-family:'Courier New',monospace;
}
.section.dark table.data{background:#0d0d0d;color:#e9e9e9}
.section.dark table.data th{background:var(--lime);color:var(--black)}
.section.dark table.data td{border-color:#1f1f1f}
.section.dark table.data tbody tr:hover{background:#141414}

/* ---------- Cards / Feature grids ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}

.feature-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:transform .2s ease,box-shadow .2s ease;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.section.dark .feature-card{
  background:#0d0d0d;border-color:#1f1f1f;color:#e1e1e1;
}
.section.dark .feature-card h3{color:var(--white)}
.icon-bubble{
  width:48px;height:48px;border-radius:12px;
  background:var(--lime);color:var(--black);
  display:grid;place-items:center;font-size:20px;margin-bottom:14px;
}

/* Pricing cards */
.pricing-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.price-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;position:relative;
}
.price-card.featured{border:2px solid var(--black);box-shadow:var(--shadow-lg)}
.price-card .badge{
  position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  background:var(--lime);color:var(--black);padding:5px 12px;border-radius:999px;
  font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:1px;
  border:2px solid var(--black);
}
.price-card h3{font-size:18px}
.price-card .price{font-size:34px;font-weight:900;margin:8px 0 4px}
.price-card .price s{font-size:18px;color:#999;font-weight:500;margin-right:6px}
.price-card .price small{font-size:14px;font-weight:500;color:#666}
.price-card ul{list-style:none;margin:14px 0 18px}
.price-card li{padding:6px 0;font-size:14px;display:flex;gap:8px;align-items:flex-start}
.price-card li i{color:#1a9a1a;margin-top:4px}
.price-card .btn{width:100%;justify-content:center}

/* Steps */
.steps{counter-reset:step;display:grid;gap:16px}
.step{
  display:grid;grid-template-columns:60px 1fr;gap:18px;align-items:flex-start;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;
}
.section.dark .step{background:#0d0d0d;border-color:#1f1f1f;color:#e1e1e1}
.step .num{
  background:var(--lime);color:var(--black);
  width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;font-weight:900;font-size:18px;
}
.step h4{margin-bottom:4px}

/* FAQ */
.faq{display:grid;gap:12px;max-width:880px;margin:0 auto}
.faq details{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px 20px;transition:box-shadow .2s;
}
.faq details[open]{box-shadow:var(--shadow)}
.section.dark .faq details{background:#0d0d0d;border-color:#1f1f1f}
.faq summary{
  cursor:pointer;font-weight:700;font-size:16px;list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";background:var(--lime);color:var(--black);
  width:28px;height:28px;border-radius:50%;display:grid;place-items:center;
  font-weight:900;
}
.faq details[open] summary::after{content:"−"}
.faq p{margin-top:10px;color:#444;font-size:15px}
.section.dark .faq p{color:#cfcfcf}

/* CTA banner */
.cta-banner{
  background:var(--lime);color:var(--black);
  border-radius:18px;padding:34px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  border:2px solid var(--black);
}
.cta-banner h3{font-size:22px;margin-bottom:6px}
.cta-banner p{margin:0;font-weight:500}

/* Highlight callout */
.callout{
  border-left:4px solid var(--lime);
  background:#f8f8f8;padding:16px 20px;border-radius:8px;margin:18px 0;
  font-size:15px;
}
.section.dark .callout{background:#101010;color:#e6e6e6}

/* Bullet list */
.tick-list{list-style:none;display:grid;gap:10px;margin:14px 0}
.tick-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:15px;
}
.tick-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  color:var(--black);background:var(--lime);
  width:22px;height:22px;border-radius:50%;
  display:inline-grid;place-items:center;font-size:11px;flex-shrink:0;margin-top:2px;
}
.section.dark .tick-list li::before{color:var(--black);background:var(--lime)}

/* Sticky gift / credit widget */
.gift-widget{
  position:fixed;right:18px;bottom:18px;z-index:55;
  background:var(--black);color:var(--white);
  border:2px solid var(--lime);border-radius:16px;
  padding:14px 16px;width:280px;
  box-shadow:var(--shadow-lg);
  display:flex;gap:12px;align-items:center;
  transform:translateY(0);transition:transform .25s ease;
}
.gift-widget.hidden{transform:translateY(140%)}
.gift-widget .gift-icon{
  width:46px;height:46px;border-radius:12px;
  background:var(--lime);color:var(--black);
  display:grid;place-items:center;font-size:22px;flex-shrink:0;
}
.gift-widget .gift-body{flex:1;min-width:0}
.gift-widget strong{display:block;font-size:14px;line-height:1.25;color:var(--lime)}
.gift-widget span{font-size:12px;color:#cfcfcf}
.gift-widget .gift-cta{
  display:block;margin-top:6px;background:var(--lime);color:var(--black);
  font-size:12px;font-weight:800;padding:6px 10px;border-radius:8px;text-align:center;
}
.gift-close{
  position:absolute;top:6px;right:8px;background:none;border:0;color:#aaa;
  cursor:pointer;font-size:14px;
}

/* Footer */
.site-footer{
  background:var(--black);color:#cfcfcf;
  padding:50px 0 24px;
}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;margin-bottom:30px;
}
.site-footer h4{color:var(--white);margin-bottom:14px;font-size:15px;text-transform:uppercase;letter-spacing:1px}
.site-footer a{color:#cfcfcf;font-size:14px;display:block;padding:4px 0}
.site-footer a:hover{color:var(--lime)}
.footer-brand p{color:#9d9d9d;font-size:14px;margin-top:10px}
.footer-bottom{
  border-top:1px solid #1c1c1c;padding-top:20px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px;color:#888;
}

/* Misc */
.center{text-align:center}
.mt-0{margin-top:0}
.mt-2{margin-top:18px}
.mt-3{margin-top:28px}

/* Breadcrumb / mini hero for inner pages */
.page-hero{
  background:var(--black);color:var(--white);
  padding:40px 0 44px;text-align:center;position:relative;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 240px at 50% 0%, rgba(230,255,50,.16), transparent 60%);
}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{color:var(--white);margin-bottom:8px}
.page-hero p{color:#cfcfcf;max-width:680px;margin:0 auto}
.crumb{font-size:13px;color:#a8a8a8;margin-bottom:8px}
.crumb a{color:var(--lime)}

/* Image blocks for tutorial / pricing-guide page */
.media-figure{
  margin:18px 0;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);background:var(--white);
  box-shadow:var(--shadow);
}
.section.dark .media-figure{border-color:#1f1f1f;background:#0d0d0d}
.media-figure img{width:100%;display:block}
.media-figure figcaption{
  padding:10px 14px;font-size:13px;color:#666;
  border-top:1px solid var(--line);background:#fafafa;
}
.section.dark .media-figure figcaption{
  color:#bdbdbd;background:#0a0a0a;border-color:#1f1f1f;
}

.split-media{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center}
.split-media.reverse{grid-template-columns:.95fr 1.05fr}
.split-media.reverse > :first-child{order:2}
@media (max-width: 820px){
  .split-media,.split-media.reverse{grid-template-columns:1fr}
  .split-media.reverse > :first-child{order:0}
}

/* Video / YouTube embed */
.video-frame{
  position:relative;padding-top:56.25%;border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-lg);background:#000;
}
.video-frame iframe,
.video-frame video{
  position:absolute;inset:0;width:100%;height:100%;border:0;
}

/* TOC for long tutorials */
.toc{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;margin:0 0 24px;
}
.section.dark .toc{background:#0d0d0d;border-color:#1f1f1f}
.toc h4{font-size:13px;text-transform:uppercase;letter-spacing:1.2px;margin-bottom:10px;color:#555}
.section.dark .toc h4{color:#bdbdbd}
.toc ol{margin-left:18px;display:grid;gap:6px}
.toc a{font-weight:600;color:#000;border-bottom:2px solid transparent}
.toc a:hover{border-color:var(--lime)}
.section.dark .toc a{color:#fff}

/* Verdict / takeaway boxes */
.verdict{
  background:var(--lime);color:var(--black);
  border:2px solid var(--black);border-radius:var(--radius);
  padding:22px 24px;margin:22px 0;
}
.verdict strong{display:block;font-size:14px;text-transform:uppercase;letter-spacing:1.2px;margin-bottom:6px}

/* Compare table specifics */
.compare-table td:first-child{font-weight:700}
.yes{color:#1a9a1a;font-weight:700}
.no{color:#c0392b;font-weight:700}

/* ---------- Responsive ---------- */
@media (max-width: 960px){
  .hero-grid{grid-template-columns:1fr;gap:26px}
  .grid-3,.grid-4,.pricing-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stats-row{grid-template-columns:repeat(2,1fr);gap:14px}
}
@media (max-width: 720px){
  .main-nav{
    position:fixed;top:60px;left:0;right:0;
    background:var(--white);flex-direction:column;align-items:flex-start;
    padding:18px 22px;gap:14px;border-bottom:1px solid var(--line);
    transform:translateY(-120%);transition:transform .25s ease;
    box-shadow:var(--shadow);
  }
  .main-nav.open{transform:translateY(0)}
  .hamburger{display:block}
  .nav-cta{display:none}
  .main-nav .nav-cta-mobile{display:inline-flex;background:var(--lime);color:#000;padding:10px 18px;border-radius:999px;border:2px solid #000;font-weight:700}
  .hero{padding:40px 0 46px}
  .section{padding:48px 0}
  .grid-3,.grid-4,.grid-2,.pricing-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-banner{flex-direction:column;text-align:center}
  .gift-widget{width:calc(100% - 24px);right:12px;bottom:12px}
}
@media (min-width: 721px){
  .nav-cta-mobile{display:none}
}