/* ============================================================
   EZGuide by Odikey — Premium SaaS landing page
   ============================================================ */
:root{
  --bg:#eef3fa;
  --bg-2:#e3ebf5;
  --panel:#ffffff;
  --panel-2:#f3f7fc;
  --line:rgba(18,32,54,.10);
  --line-2:rgba(18,32,54,.17);
  --ink:#152232;
  --ink-2:#4c586d;
  --ink-3:#8391a6;
  --blue:#1fa0e0;
  --blue-2:#58c6f2;
  --blue-deep:#0b6fa9;
  --paper:#f7f8fb;
  --paper-2:#eef1f7;
  --paper-ink:#141a2b;
  --paper-ink-2:#57617a;
  --radius:22px;
  --radius-sm:14px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow-lg:0 40px 90px -30px rgba(0,0,0,.75);
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background-color:var(--bg);
  background-image:
    radial-gradient(1100px 720px at 88% -6%, rgba(31,160,224,.14), transparent 58%),
    radial-gradient(880px 620px at 2% 14%, rgba(88,198,242,.20), transparent 55%),
    radial-gradient(1000px 820px at 50% 110%, rgba(31,160,224,.10), transparent 60%),
    linear-gradient(178deg,#f1f6fd 0%,#e6eff9 50%,#eef4fb 100%);
  background-attachment:fixed;
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,h5{line-height:1.12;letter-spacing:-.02em;font-weight:600}
section{position:relative}
img{max-width:100%}

/* ---------- buttons ---------- */
.btn-primary,.btn-outline,.btn-ghost{
  display:inline-flex;align-items:center;gap:.5em;
  font-weight:600;font-size:.95rem;border-radius:999px;
  padding:.7em 1.35em;cursor:pointer;border:1px solid transparent;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(180deg,var(--blue-2),var(--blue));
  color:#fff;box-shadow:0 8px 24px -8px rgba(31,160,224,.7),inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px -8px rgba(31,160,224,.85),inset 0 1px 0 rgba(255,255,255,.4)}
.btn-outline{background:rgba(255,255,255,.03);border-color:var(--line-2);color:var(--ink)}
.btn-outline:hover{background:rgba(255,255,255,.07);transform:translateY(-2px)}
.btn-ghost{color:var(--ink-2);padding:.6em 1em}
.btn-ghost:hover{color:var(--ink)}
.btn-primary.lg,.btn-outline.lg{padding:.9em 1.6em;font-size:1rem}
.btn-primary.sm{padding:.6em 1.1em;font-size:.85rem}
.btn-primary.glow{animation:ctaPulse 3.5s ease-in-out infinite}
@keyframes ctaPulse{0%,100%{box-shadow:0 8px 24px -8px rgba(31,160,224,.6)}50%{box-shadow:0 12px 40px -6px rgba(31,160,224,.95)}}
.arrow{display:inline-block;transition:transform .3s var(--ease)}
.btn-primary:hover .arrow,.btn-outline:hover .arrow,.link-arrow:hover .arrow{transform:translateX(4px)}

/* ---------- top nav ---------- */
.logo{display:flex;align-items:center;gap:.6rem;font-weight:700;font-size:1.15rem}
.logo-mark-img{height:30px;width:auto;display:block}
.logo-mark-img.sm{height:20px}
.footer-logo{height:46px;width:auto;max-width:220px;object-fit:contain;align-self:flex-start;display:block;margin-bottom:.4rem}

.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .4s var(--ease),backdrop-filter .4s var(--ease)}
.nav::after{content:"";position:absolute;inset:0;border-bottom:1px solid transparent;pointer-events:none;transition:border-color .4s var(--ease)}
.nav.scrolled{background:rgba(8,28,46,.72);backdrop-filter:blur(16px)}
.nav.scrolled::after{border-bottom-color:var(--line)}
.nav-inner{max-width:1240px;margin:0 auto;padding:1.05rem 1.5rem;display:flex;align-items:center;gap:1.5rem}
.nav-links{display:flex;gap:1.6rem;margin-left:1.5rem}
.nav-links a{color:var(--ink-2);font-size:.92rem;font-weight:500;transition:color .25s}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--blue-2)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:.5rem}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px;margin-left:auto}
.nav-toggle span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.menu-scrim{position:fixed;inset:0;z-index:98;background:rgba(2,7,11,.62);backdrop-filter:blur(2px);opacity:0;pointer-events:none;transition:opacity .35s var(--ease)}
.menu-scrim.open{opacity:1;pointer-events:auto}

.content{position:relative;counter-reset:chapter}

.mobile-menu{position:fixed;top:0;right:0;z-index:99;width:min(82vw,320px);height:100vh;background:#081420;border-left:1px solid var(--line-2);box-shadow:-20px 0 60px -20px rgba(0,0,0,.7);transform:translateX(100%);transition:transform .4s var(--ease);display:flex;flex-direction:column;gap:.3rem;padding:5.5rem 1.5rem 2rem;overflow-y:auto}
.mobile-menu.open{transform:translateX(0)}
.mobile-menu a{padding:.75rem .4rem;color:var(--ink-2);border-bottom:1px solid var(--line);font-weight:500}
.mobile-menu-actions{display:flex;flex-direction:column;gap:.7rem;margin-top:1.2rem}
.mobile-menu-actions a{border-bottom:0;justify-content:center}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:8rem 1.5rem 4rem;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg::before{content:"";position:absolute;inset:0;background:radial-gradient(120% 90% at 50% -10%,rgba(12,42,64,.55) 0%,rgba(7,26,42,.55) 62%)}
.grid-overlay{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:46px 46px;-webkit-mask-image:radial-gradient(120% 80% at 60% 20%,#000 0%,transparent 70%);mask-image:radial-gradient(120% 80% at 60% 20%,#000 0%,transparent 70%);opacity:.5}
.hero-glow{position:absolute;top:20%;right:8%;width:640px;height:640px;background:radial-gradient(circle,rgba(31,160,224,.28),transparent 62%);filter:blur(14px);pointer-events:none}
.hero-inner{position:relative;z-index:2;max-width:1240px;margin:0 auto;width:100%;display:grid;grid-template-columns:1.02fr 1.08fr;gap:3rem;align-items:center}
.hero-copy{max-width:40rem}

.badge{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.18em;color:var(--blue-2);background:rgba(31,160,224,.1);border:1px solid rgba(31,160,224,.3);padding:.45em 1em;border-radius:999px;margin-bottom:1.6rem}
.hero-title{font-size:clamp(2.4rem,4.6vw,4rem);font-weight:600;margin-bottom:1.4rem}
.hero-title .grad{display:block;background:linear-gradient(120deg,#fff 0%,var(--blue-2) 55%,var(--blue) 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 6px 30px rgba(31,160,224,.35))}
.hero-sub{color:var(--ink-2);font-size:1.12rem;max-width:34rem;margin-bottom:2rem}
.hero-cta{display:flex;gap:.85rem;flex-wrap:wrap;margin-bottom:1.4rem}
.hero-trust{color:var(--ink-3);font-size:.9rem;letter-spacing:.02em}

/* ---------- glowing course card carousel (coverflow) ---------- */
.carousel-region{display:flex;flex-direction:column;gap:1.6rem;width:100%;align-items:center}
.cf-stage{position:relative;width:100%;height:474px;perspective:1600px;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
          mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.cf-track{position:absolute;inset:0;transform-style:preserve-3d}

.cf-card{position:absolute;top:50%;left:50%;width:300px;height:436px;margin:-218px 0 0 -150px;
  border-radius:26px;border:1px solid var(--line-2);overflow:hidden;cursor:pointer;
  background:linear-gradient(165deg,#0f2331 0%,#08161e 62%,#06121a 100%);
  padding:28px 26px;display:flex;flex-direction:column;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .6s var(--ease),opacity .6s var(--ease),box-shadow .6s var(--ease),border-color .6s var(--ease);
  will-change:transform,opacity}
.cf-card::before{content:"";position:absolute;inset:0;border-radius:26px;pointer-events:none;
  background:radial-gradient(120% 62% at 50% 0%,rgba(31,160,224,.3),transparent 62%);
  opacity:.5;transition:opacity .6s var(--ease)}
.cf-card::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;border-radius:26px 26px 0 0;
  background:linear-gradient(90deg,transparent,var(--blue-2),transparent);opacity:.55;transition:opacity .6s var(--ease)}
.cf-card.active{border-color:rgba(31,160,224,.6);cursor:default;
  box-shadow:0 34px 80px -26px rgba(31,160,224,.75),0 0 110px -30px rgba(31,160,224,.85),inset 0 1px 0 rgba(255,255,255,.08)}
.cf-card.active::before{opacity:1}
.cf-card.active::after{opacity:1;box-shadow:0 0 20px 2px rgba(88,198,242,.7)}

.cf-cat{position:relative;font-size:.64rem;letter-spacing:.2em;font-weight:700;color:var(--blue-2)}
.cf-glyph{position:relative;display:inline-grid;place-items:center;width:52px;height:52px;border-radius:15px;margin:12px 0;
  color:var(--blue-2);background:rgba(31,160,224,.12);border:1px solid rgba(31,160,224,.25);
  box-shadow:0 0 30px -8px rgba(31,160,224,.6)}
.cf-glyph svg{width:27px;height:27px}
.cf-title{position:relative;font-size:1.45rem;font-weight:700;line-height:1.1;letter-spacing:-.02em;margin-bottom:.35rem}
.cf-id{position:relative;font-size:.64rem;letter-spacing:.14em;color:var(--ink-3);font-weight:600}

.cf-detail{position:relative;opacity:0;max-height:0;overflow:hidden;margin-top:.8rem;
  transition:opacity .45s var(--ease) .1s,max-height .55s var(--ease)}
.cf-card.active .cf-detail{opacity:1;max-height:320px}
.cf-desc{font-size:.84rem;color:var(--ink-2);line-height:1.5;margin-bottom:.85rem;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cf-facts{display:flex;flex-wrap:wrap;gap:.4rem .9rem;margin-bottom:.6rem}
.cf-facts span{font-size:.74rem;color:var(--ink-2);display:inline-flex;align-items:center;gap:.35rem}
.cf-facts .cert{color:var(--blue-2)}
.cf-diff{display:flex;align-items:center;gap:.4rem;font-size:.74rem;color:var(--ink-3);margin-bottom:.9rem}
.cf-diff .dot{width:7px;height:7px;border-radius:50%;background:var(--blue)}
.cf-diff b{color:var(--ink);font-weight:600}
.cf-cta{align-self:flex-start;display:inline-flex;align-items:center;gap:.4rem;font-size:.84rem;font-weight:700;color:#fff;
  background:linear-gradient(180deg,var(--blue-2),var(--blue));padding:.6em 1.2em;border-radius:999px;
  box-shadow:0 8px 22px -6px rgba(31,160,224,.75);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.cf-cta:hover{transform:translateY(-2px);box-shadow:0 14px 34px -6px rgba(31,160,224,1)}
.cf-cta .arrow{transition:transform .3s var(--ease)}
.cf-cta:hover .arrow{transform:translateX(4px)}
/* side (non-active) cards: hide the number/keep it clean */
.cf-card:not(.active) .cf-id{opacity:.6}
/* nav row (shared) */
.accordion-nav{display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap;justify-content:center;color:var(--ink-2)}
.acc-count{font-size:.82rem;font-weight:600;letter-spacing:.08em;color:var(--ink)}
.acc-count span{color:var(--blue-2)}
.acc-arrows{display:flex;gap:.4rem}
.book-arrow{background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--ink-2);font-size:.9rem;width:38px;height:38px;border-radius:50%;cursor:pointer;transition:all .25s}
.book-arrow:hover{color:#fff;border-color:var(--line-2);background:rgba(255,255,255,.08)}
.book-browse{font-size:.82rem;color:var(--blue-2);font-weight:600}
.book-browse:hover{color:var(--blue)}

/* ============================================================
   TRUST STRIP
   ============================================================ */
.strip{max-width:1180px;margin:0 auto;padding:5rem 1.5rem 2rem}
.strip-lead{text-align:center;font-size:1.05rem;color:var(--ink-2);margin-bottom:2.4rem}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem}
.strip-item{padding:1.4rem;border:1px solid var(--line);border-radius:var(--radius-sm);background:linear-gradient(180deg,rgba(255,255,255,.03),transparent)}
.strip-ico{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:10px;background:rgba(31,160,224,.12);color:var(--blue-2);font-size:1.05rem;margin-bottom:.9rem}
.strip-item h4{font-size:1rem;margin-bottom:.35rem}
.strip-item p{font-size:.88rem;color:var(--ink-3)}

/* ============================================================
   SECTIONS
   ============================================================ */
.section{max-width:1180px;margin:0 auto;padding:6rem 1.5rem;counter-increment:chapter;overflow:hidden}
/* giant ghost chapter numeral behind each section — editorial signature */
.section::after{content:counter(chapter,decimal-leading-zero);position:absolute;top:2.2rem;right:1rem;
  font-size:clamp(6rem,13vw,12rem);font-weight:800;line-height:.8;letter-spacing:-.05em;
  color:rgba(31,160,224,.06);z-index:0;pointer-events:none;font-feature-settings:"tnum"}
.section>*{position:relative;z-index:1}
/* plain dark sections float as rounded portal panels instead of flat stacks */
/* floating rounded section panels */
#courses,#how,#why,#certificates{border:1px solid var(--line);border-radius:32px;margin-top:2.2rem;margin-bottom:2.2rem;
  padding-left:clamp(1.5rem,4vw,3.2rem);padding-right:clamp(1.5rem,4vw,3.2rem)}
#courses,#why{background:linear-gradient(180deg,rgba(255,255,255,.022),rgba(255,255,255,.006))}

/* ---------- light sections (break the mono-dark theme) ---------- */
.sec-light{background:linear-gradient(180deg,#f7f9fd,#e7edf6);border-color:rgba(20,30,45,.09);color:var(--paper-ink)}
.sec-light::after{color:rgba(31,160,224,.12)}
.sec-light .eyebrow{color:var(--blue-deep)}
.sec-light .section-head::before{background:linear-gradient(90deg,var(--blue),transparent)}
.sec-light h2,.sec-light h3,.sec-light h4{color:var(--paper-ink)}
.sec-light .section-head p,.sec-light>p{color:var(--paper-ink-2)}
/* how-it-works steps on light */
.sec-light .step-num{background:#fff;border-color:rgba(20,30,45,.12);color:var(--blue-deep);
  box-shadow:0 0 0 6px #eef2f8,0 12px 30px -12px rgba(31,160,224,.45)}
.sec-light .step h3{color:var(--paper-ink)}
.sec-light .step p{color:var(--paper-ink-2)}
.sec-light .step-line{opacity:.55}
/* certificates on light: let the white cert card pop, drop the inner tint */
.sec-light .cert-copy p{color:var(--paper-ink-2)}
.sec-light .cert-inner{background:transparent;padding:1rem 0}
.sec-light .link-arrow.dark{color:var(--blue-deep)}
.section-head{text-align:left;max-width:50rem;margin:0 0 3rem;position:relative}
.section-head::before{content:"";display:block;width:46px;height:3px;border-radius:2px;margin-bottom:1.3rem;background:linear-gradient(90deg,var(--blue-2),transparent)}
.eyebrow{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.2em;color:var(--blue-2);margin-bottom:1rem}
.eyebrow.dark{color:var(--blue-deep)}
.section-head h2{font-size:clamp(1.9rem,3.4vw,2.7rem);margin-bottom:1rem}
.section-head p{color:var(--ink-2);font-size:1.05rem}
.section-foot{text-align:center;margin-top:2.6rem}
.link-arrow{color:var(--blue-2);font-weight:600;font-size:.95rem}
.link-arrow.dark{color:var(--blue-deep)}
.link-arrow:hover{color:var(--blue)}

/* course cards */
.course-list{display:flex;flex-direction:column;gap:1rem}
.course-card{display:grid;grid-template-columns:auto 1fr auto;gap:1.4rem;align-items:center;padding:1.5rem 1.7rem;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,var(--panel),rgba(10,26,36,.4));transition:transform .35s var(--ease),border-color .35s var(--ease),box-shadow .35s var(--ease)}
.course-card:hover{transform:translateY(-4px);border-color:rgba(31,160,224,.35);box-shadow:0 24px 60px -34px rgba(31,160,224,.5)}
.cc-glyph{display:grid;place-items:center;width:56px;height:56px;border-radius:14px;background:rgba(31,160,224,.1);color:var(--blue-2);border:1px solid rgba(31,160,224,.2)}
.cc-glyph svg{width:28px;height:28px}
.cc-body{min-width:0}
.cc-cat{font-size:.66rem;letter-spacing:.16em;font-weight:700;color:var(--blue-2)}
.cc-title{font-size:1.15rem;font-weight:600;margin:.25rem 0 .35rem}
.cc-desc{font-size:.9rem;color:var(--ink-3);max-width:46rem}
.cc-meta{display:flex;gap:1.2rem;margin-top:.7rem;flex-wrap:wrap}
.cc-meta span{font-size:.76rem;color:var(--ink-2);display:inline-flex;align-items:center;gap:.35rem}
.cc-meta .cert{color:var(--blue-2)}
.cc-action{display:flex;align-items:center}

/* how it works */
.steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.step-line{position:absolute;top:34px;left:12%;right:12%;height:1px;background:linear-gradient(90deg,transparent,var(--blue),transparent);opacity:.5}
.step{position:relative;text-align:center;padding:0 .8rem}
.step-num{display:inline-grid;place-items:center;width:64px;height:64px;border-radius:50%;background:var(--panel);border:1px solid var(--line-2);color:var(--blue-2);font-weight:700;font-size:1.1rem;margin-bottom:1.2rem;position:relative;z-index:2;box-shadow:0 0 0 6px var(--bg),0 10px 30px -12px rgba(31,160,224,.5)}
.step h3{font-size:1.05rem;margin-bottom:.4rem}
.step p{font-size:.88rem;color:var(--ink-3)}

/* business */
.business{max-width:1180px}
.business-inner{display:grid;grid-template-columns:1fr 1.05fr;gap:3rem;align-items:center;padding:3rem;border:1px solid var(--line);border-radius:calc(var(--radius) + 8px);background:radial-gradient(120% 120% at 90% 0%,rgba(11,111,169,.16),transparent 55%),linear-gradient(180deg,#07161f,#050e14)}
.label{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.2em;color:var(--blue-2);margin-bottom:1rem}
.business-copy h2{font-size:clamp(1.8rem,3vw,2.4rem);margin-bottom:1rem}
.business-copy p{color:var(--ink-2);margin-bottom:1.4rem}
.check-list{list-style:none;display:grid;gap:.6rem;margin-bottom:1.8rem}
.check-list li{position:relative;padding-left:1.7rem;color:var(--ink-2);font-size:.95rem}
.check-list li::before{content:"✓";position:absolute;left:0;color:var(--blue-2);font-weight:700}

.biz-dash{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,var(--panel-2),var(--panel));padding:1.5rem;box-shadow:var(--shadow-lg)}
.biz-dash-head{display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:.95rem;margin-bottom:1.2rem}
.dot-menu{color:var(--ink-3)}
.biz-stats{display:grid;grid-template-columns:repeat(5,1fr);gap:.6rem;margin-bottom:1.3rem}
.biz-stat{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:12px;padding:.7rem .3rem;text-align:center}
.bs-num{display:block;font-size:1.35rem;font-weight:700;color:var(--ink)}
.bs-num.warn{color:#f5b942}
.bs-num.bad{color:#f2637a}
.bs-label{font-size:.6rem;color:var(--ink-3);letter-spacing:.03em}
.biz-rows{display:flex;flex-direction:column;gap:.5rem}
.biz-row{display:flex;align-items:center;gap:.8rem;padding:.6rem .7rem;background:rgba(255,255,255,.02);border:1px solid var(--line);border-radius:12px}
.ava{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font-size:.68rem;font-weight:700;background:linear-gradient(145deg,var(--blue-2),var(--blue-deep));color:#fff}
.who{font-size:.86rem;font-weight:500}
.pill{margin-left:auto;font-size:.68rem;font-weight:600;padding:.3em .8em;border-radius:999px}
.pill.ok{background:rgba(56,189,124,.14);color:#4ade9a}
.pill.prog{background:rgba(31,160,224,.14);color:var(--blue-2)}
.pill.due{background:rgba(245,185,66,.14);color:#f5b942}

/* certificates */
.certificates{max-width:1180px}
.cert-inner{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;padding:3rem;border-radius:calc(var(--radius) + 8px);background:linear-gradient(135deg,#eef2fb,#dfe6f5);color:var(--paper-ink)}
.cert-copy h2{font-size:clamp(1.8rem,3vw,2.4rem);margin-bottom:1rem;color:var(--paper-ink)}
.cert-copy p{color:var(--paper-ink-2);margin-bottom:1.4rem}
.certificates .eyebrow.dark{color:var(--blue-deep)}
.cert-visual{display:flex;justify-content:center}
.cert-card{width:100%;max-width:360px;background:#fff;border-radius:var(--radius);padding:1.8rem;box-shadow:0 30px 70px -30px rgba(20,26,43,.45);border:1px solid rgba(20,26,43,.06)}
.cert-card-top{display:flex;align-items:center;gap:.5rem;margin-bottom:1.4rem}
.cert-mark{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:linear-gradient(145deg,var(--blue-2),var(--blue-deep));color:#fff;font-size:.7rem;font-weight:800}
.cert-brand{font-weight:700;color:var(--paper-ink)}
.cert-kicker{font-size:.64rem;letter-spacing:.2em;font-weight:700;color:var(--blue-deep)}
.cert-course{font-size:1.3rem;margin:.5rem 0 1.2rem;color:var(--paper-ink)}
.cert-meta{display:grid;grid-template-columns:1fr 1fr;gap:.9rem;margin-bottom:1.5rem}
.cert-meta span{display:block;font-size:.66rem;letter-spacing:.05em;color:var(--paper-ink-2);text-transform:uppercase}
.cert-meta strong{font-size:.9rem;color:var(--paper-ink)}

/* why grid */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.why-card{padding:1.7rem;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,rgba(255,255,255,.03),transparent);transition:transform .35s var(--ease),border-color .35s var(--ease)}
.why-card:hover{transform:translateY(-4px);border-color:rgba(31,160,224,.3)}
.why-ico{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;background:rgba(31,160,224,.1);color:var(--blue-2);font-size:1.15rem;margin-bottom:1rem}
.why-card h4{font-size:1.05rem;margin-bottom:.4rem}
.why-card p{font-size:.9rem;color:var(--ink-3)}

/* showcase browser */
.browser{max-width:1000px;margin:0 auto;border:1px solid var(--line-2);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-lg);background:var(--panel)}
.browser-bar{display:flex;align-items:center;gap:.5rem;padding:.8rem 1rem;background:#06121a;border-bottom:1px solid var(--line)}
.tl{width:11px;height:11px;border-radius:50%}
.tl.red{background:#f2637a}.tl.amber{background:#f5b942}.tl.green{background:#4ade9a}
.browser-url{margin-left:1rem;font-size:.78rem;color:var(--ink-3);background:rgba(255,255,255,.04);padding:.35em 1em;border-radius:8px;flex:1;max-width:340px}
.browser-body{display:grid;grid-template-columns:210px 1fr;min-height:360px}
.app-side{border-right:1px solid var(--line);padding:1.2rem .9rem;display:flex;flex-direction:column;gap:.2rem;background:rgba(0,0,0,.15)}
.app-brand{display:flex;align-items:center;gap:.5rem;font-weight:700;font-size:.95rem;margin-bottom:1rem;padding:0 .4rem}
.app-nav{padding:.6rem .7rem;border-radius:9px;color:var(--ink-3);font-size:.86rem;font-weight:500;cursor:pointer;transition:.2s}
.app-nav:hover{color:var(--ink-2);background:rgba(255,255,255,.03)}
.app-nav.active{background:rgba(31,160,224,.14);color:var(--blue-2)}
.app-main{padding:1.8rem}
.app-welcome{font-size:1.4rem;margin-bottom:1.4rem}
.app-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:2rem}
.metric{border:1px solid var(--line);border-radius:14px;padding:1.2rem;background:rgba(255,255,255,.02)}
.m-num{display:block;font-size:2rem;font-weight:700;color:var(--blue-2)}
.m-label{font-size:.78rem;color:var(--ink-3)}
.app-sub{font-size:.95rem;color:var(--ink-2);margin-bottom:1rem}
.app-course{margin-bottom:1.1rem}
.ac-head{display:flex;justify-content:space-between;font-size:.88rem;margin-bottom:.5rem}
.ac-pct{color:var(--blue-2);font-weight:600}
.bar{height:8px;border-radius:999px;background:rgba(255,255,255,.06);overflow:hidden}
.bar i{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,var(--blue),var(--blue-2));transition:width 1.4s var(--ease)}
.bar.animate i{width:var(--w)}

/* final cta */
.final{position:relative;text-align:center;padding:7rem 1.5rem;overflow:hidden;margin-top:2rem;background:radial-gradient(120% 120% at 50% 120%,rgba(11,111,169,.28),transparent 60%),linear-gradient(180deg,rgba(7,26,42,0),#0a2338)}
.final-glow{position:absolute;left:50%;bottom:-40%;width:700px;height:700px;transform:translateX(-50%);background:radial-gradient(circle,rgba(31,160,224,.35),transparent 60%);filter:blur(20px);pointer-events:none}
.final-inner{position:relative;max-width:38rem;margin:0 auto}
.final h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:1rem}
.final p{color:var(--ink-2);font-size:1.1rem;margin-bottom:2rem}
.final-cta{display:flex;gap:.85rem;justify-content:center;flex-wrap:wrap;margin-bottom:1.6rem}
.final-note{font-size:.9rem;color:var(--ink-3)}
.final-note a{color:var(--blue-2)}

/* footer */
.footer{border-top:1px solid var(--line);background:rgba(6,18,30,.5);padding:4rem 1.5rem 2rem}
.footer-inner{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1fr 2fr;gap:3rem}
.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:.4rem}
.logo-word.big{font-size:1.5rem;font-weight:800}
.footer-by{font-size:.82rem;color:var(--ink-3)}
.footer-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.fcol h5{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);margin-bottom:1rem}
.fcol a{display:block;font-size:.88rem;color:var(--ink-3);padding:.3rem 0;transition:color .2s}
.fcol a:hover{color:var(--ink-2)}
.footer-bottom{max-width:1180px;margin:3rem auto 0;padding-top:1.6rem;border-top:1px solid var(--line);font-size:.82rem;color:var(--ink-3);text-align:center}

/* ============================================================
   LIGHT THEME (overrides the dark component defaults)
   ============================================================ */
/* hero */
.hero-bg::before{background:radial-gradient(120% 90% at 50% -8%,rgba(255,255,255,.65) 0%,transparent 60%)}
.hero-glow{background:radial-gradient(circle,rgba(31,160,224,.18),transparent 62%)}
.hero-title .grad{background:linear-gradient(120deg,var(--blue) 0%,var(--blue-deep) 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  filter:drop-shadow(0 6px 26px rgba(31,160,224,.28))}

/* nav + mobile drawer */
.nav.scrolled{background:rgba(240,245,251,.82)}
.nav.scrolled::after{border-bottom-color:var(--line)}
.mobile-menu{background:#ffffff}

/* light content panels + cards (subtle blue-tinted white to match the theme) */
#courses,#why{background:linear-gradient(180deg,#ffffff,#eef4fc);border-color:rgba(31,120,180,.16);box-shadow:0 18px 50px -30px rgba(20,45,75,.28)}
.course-card{background:linear-gradient(180deg,#ffffff,#eff5fd);border-color:rgba(31,120,180,.16);box-shadow:0 12px 30px -22px rgba(20,45,75,.2)}
.course-card:hover{border-color:rgba(31,160,224,.45);box-shadow:0 26px 60px -30px rgba(31,160,224,.4)}
.strip-item,.why-card{background:linear-gradient(180deg,#ffffff,#eff5fd);border-color:rgba(31,120,180,.16);box-shadow:0 10px 30px -22px rgba(20,45,75,.18)}
.why-card:hover{border-color:rgba(31,160,224,.4)}
.cc-glyph{background:rgba(31,160,224,.1);border-color:rgba(31,160,224,.28)}

/* hero carousel cards → light */
.cf-card{background:linear-gradient(180deg,#ffffff,#ecf3fc);border-color:rgba(31,120,180,.18);
  box-shadow:0 24px 60px -30px rgba(20,45,75,.35),inset 0 1px 0 rgba(255,255,255,.8)}
.cf-card::before{background:radial-gradient(120% 62% at 50% 0%,rgba(31,160,224,.16),transparent 62%)}
.cf-card.active{border-color:rgba(31,160,224,.5);
  box-shadow:0 34px 80px -30px rgba(31,160,224,.5),0 0 70px -26px rgba(31,160,224,.42)}

/* chapter numerals removed */
.section::after,.sec-light::after,.business-inner::after{content:none;display:none}

/* light 'accent' bands (How / Certificates) → soft azure tint */
.sec-light{background:linear-gradient(180deg,#e7f3fc,#d8ebf7);border-color:rgba(31,160,224,.2)}
.sec-light .step-num{box-shadow:0 0 0 6px #e2effa,0 12px 30px -12px rgba(31,160,224,.45)}

/* dark 'product' islands keep a scoped dark theme for contrast */
.business-inner,.browser,.final,.footer{
  --ink:#eef2fb;--ink-2:#aab3c9;--ink-3:#8b93a7;
  --line:rgba(255,255,255,.08);--line-2:rgba(255,255,255,.14);
  --panel:#0e2537;--panel-2:#123249;
  color:var(--ink);
}
.business-inner h2,.business-inner h3,.business-inner h4,
.browser h2,.browser h3,.browser h4,.final h2,.footer h5{color:var(--ink)}
.footer{background:#08192a}
.final{background:radial-gradient(120% 120% at 50% 120%,rgba(31,160,224,.3),transparent 60%),
  linear-gradient(180deg,#0a2238,#0b2c48)}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:960px){
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:flex}
  .hero-inner{grid-template-columns:1fr;gap:2.6rem}
  .hero-copy{max-width:640px}
  .business-inner,.cert-inner{grid-template-columns:1fr;padding:2rem}
  .steps{grid-template-columns:repeat(2,1fr);gap:2rem}
  .step-line{display:none}
  .browser-body{grid-template-columns:1fr}
  .app-side{flex-direction:row;flex-wrap:wrap;border-right:0;border-bottom:1px solid var(--line)}
  .app-brand{width:100%}
  .footer-inner{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){
  .strip-grid,.why-grid{grid-template-columns:1fr 1fr}
  .biz-stats{grid-template-columns:repeat(3,1fr)}
  .course-card{grid-template-columns:1fr;gap:1rem;text-align:left}
  .cc-action{justify-content:flex-start}
  .cc-glyph{display:none}
  /* mobile orbit: smaller nodes so the ring doesn't crowd */
  .orbit-stage{width:min(360px,92vw)}
  .orbit-node{width:48px;height:48px;margin:-24px 0 0 -24px}
  .n-chip svg{width:20px;height:20px}
  .n-num{bottom:-14px;font-size:.5rem}
  .orbit-core{width:56%;padding:11% 10%}
  .oc-title{font-size:.92rem}
  .oc-facts span{font-size:.56rem}
}
@media(max-width:520px){
  .strip-grid,.why-grid{grid-template-columns:1fr}
  .biz-stats{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}