/* ░░░░░░░░░░ FURYHACK — styles ░░░░░░░░░░ */
:root{
  --bg:#ffffff;
  --bg-2:#f6f5f9;
  --bg-3:#edebf2;
  --line:rgba(20,16,30,.10);
  --txt:#16151c;
  --muted:#5c5867;
  --fire-1:#ff2d1f;
  --fire-2:#ff7a00;
  --fire-3:#ffb627;
  --fire:linear-gradient(135deg,#ff2d1f 0%,#ff7a00 60%,#ffb627 100%);
  /* Darker, text-safe variants of the fire palette — the bright fire-1/2/3
     above read fine on dark backgrounds (buttons, badges, the dark terminal/
     lab panels) but fail contrast as plain small text on the new white/light
     surfaces. Use these wherever fire-* is a literal foreground text color
     on a light panel. */
  --fire-1-dk:#b91c1c;
  --fire-2-dk:#c2410c;
  --fire-3-dk:#92400e;
  --ok-dk:#15803d;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:22px;
  --maxw:1140px;
  /* cohesive elevation + motion scale (added 15.10.2026 — visual polish pass) */
  --shadow-sm:0 1px 2px rgba(20,16,30,.04),0 4px 14px rgba(20,16,30,.06);
  --shadow-md:0 10px 30px rgba(20,16,30,.10);
  --shadow-lg:0 24px 60px rgba(20,16,30,.16);
  --shadow-fire:0 8px 26px rgba(255,90,0,.35);
  --ease:cubic-bezier(.2,.7,.25,1);
  --mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
  --sans:'Sora',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--txt);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,h5{line-height:1.15;font-weight:800;letter-spacing:-.02em}
.grad{background:var(--fire);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* buttons */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:.98rem;
  cursor:pointer;border:1px solid transparent;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .25s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease);
}
.btn:active{transform:translateY(0) scale(.985)}
.btn--sm{padding:9px 18px;font-size:.88rem}
.btn--fire{background:var(--fire);color:#1a0a00;box-shadow:var(--shadow-fire)}
.btn--fire:hover{transform:translateY(-2px);box-shadow:0 14px 42px rgba(255,90,0,.5)}
.btn--ghost{background:rgba(20,16,30,.035);border-color:var(--line);color:var(--txt)}
.btn--ghost:hover{transform:translateY(-2px);background:rgba(20,16,30,.07);border-color:rgba(255,120,0,.5)}
.btn:focus-visible{outline:2px solid var(--fire-2);outline-offset:3px}

/* nav — light, translucent, blurred so it still reads over the dark hero video at the top of index.html */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(255,255,255,.82);border-bottom:1px solid var(--line);transition:.3s}
.nav.scrolled{background:rgba(255,255,255,.95);box-shadow:0 6px 24px rgba(20,16,30,.07)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:1.25rem;letter-spacing:.02em}
.logo__mark{filter:drop-shadow(0 0 10px rgba(255,90,0,.7))}
.logo__accent{background:var(--fire);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.nav__links{display:flex;align-items:center;gap:28px}
.nav__links a{color:var(--muted);font-size:.95rem;font-weight:600;transition:.2s}
.nav__links a:hover{color:var(--txt)}
.nav__links .btn{color:var(--txt)}
.nav__burger{display:none;background:none;border:none;color:var(--txt);font-size:1.5rem;cursor:pointer}

/* hero */
.hero{position:relative;padding:30px 0 24px}
/* Hero is boxed to the same container width as the other sections (Codex card
   etc.) instead of bleeding edge-to-edge — 14.10.2026 */
.hero__box{position:relative;overflow:hidden;border-radius:var(--radius-lg);padding:44px 40px;
  border:1px solid rgba(255,120,0,.22);
  box-shadow:0 30px 70px rgba(140,20,0,.28),inset 0 1px 0 rgba(255,170,90,.18)}
/* Faint tech grid for depth, fading out toward the lower half so it never
   competes with the copy — purely decorative (15.10.2026). */
.hero__box::after{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.55;
  background-image:linear-gradient(rgba(255,150,60,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,150,60,.05) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:radial-gradient(130% 100% at 50% 0%,#000,transparent 70%);
  mask-image:radial-gradient(130% 100% at 50% 0%,#000,transparent 70%)}
.hero__video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;pointer-events:none}
/* Softened red mask over the video — ~50% red, with a gentle dark vignette for text legibility */
.hero__mask{position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(130% 120% at 50% 8%, rgba(255,130,40,.16), rgba(60,20,8,.5) 55%, rgba(14,10,10,.75) 100%),
    linear-gradient(180deg, rgba(11,11,13,.6) 0%, rgba(11,11,13,.5) 42%, rgba(11,11,13,.85) 100%)}
/* Light rays converging into the depth of the video — transparent, subtle motion */
.hero__light{position:absolute;inset:0;z-index:2;pointer-events:none;overflow:hidden;mix-blend-mode:screen;opacity:.38}
.hero__light::before{content:'';position:absolute;inset:-40%;transform-origin:50% 50%;
  background:repeating-conic-gradient(from 0deg at 63% 40%,
    rgba(255,196,120,.11) 0deg 1.6deg, transparent 1.6deg 11deg);
  animation:heroRays 46s linear infinite}
.hero__light::after{content:'';position:absolute;inset:0;
  background:radial-gradient(closest-side at 63% 40%, rgba(255,180,90,.42), rgba(255,110,10,.12) 46%, transparent 72%);
  animation:heroBeam 7s ease-in-out infinite}
@keyframes heroRays{to{transform:rotate(1turn)}}
@keyframes heroBeam{0%,100%{opacity:.5;transform:scale(1)}50%{opacity:.9;transform:scale(1.06)}}
@media(prefers-reduced-motion:reduce){.hero__light::before,.hero__light::after{animation:none}}
/* Hacker targeting reticle at the centre of the light */
.hero__target{position:absolute;left:64%;top:16%;transform:translate(-50%,-50%);z-index:5;
  width:45px;height:45px;color:#ff6a1a;pointer-events:none;
  filter:drop-shadow(0 0 10px rgba(255,90,0,.55));
  transition:left 3s ease-in-out, top 3s ease-in-out, color .25s, filter .25s;
  animation:htPulse 3.4s ease-in-out infinite}
/* lock-on flash — turns red, glows hard, label names the target */
.hero__target.locked{color:#ff2515;filter:drop-shadow(0 0 16px rgba(255,40,10,.9))}
.hero__target.locked .ht-label{color:#ff8a6a;background:rgba(90,0,0,.6);border-color:rgba(255,60,20,.75)}
.hero__target.locked .ht-dot{animation-duration:.28s}
/* fire → pixel-shatter hit (screen looks broken at that spot) */
.hero__hit{position:absolute;z-index:6;width:0;height:0;pointer-events:none}
.hero__hit .flash{position:absolute;left:0;top:0;width:66px;height:66px;transform:translate(-50%,-50%);border-radius:3px;
  background:radial-gradient(circle,rgba(255,225,180,.95),rgba(255,90,0,.45) 42%,transparent 72%);animation:hitFlash .42s ease-out forwards}
@keyframes hitFlash{0%{opacity:1;transform:translate(-50%,-50%) scale(.5)}100%{opacity:0;transform:translate(-50%,-50%) scale(1.6)}}
.hero__hit .shatter{position:absolute;left:0;top:0;width:92px;height:64px;transform:translate(-50%,-50%);mix-blend-mode:screen;opacity:.9;
  background:repeating-linear-gradient(90deg,rgba(255,120,20,0) 0 4px,rgba(255,120,20,.55) 4px 5px),
             repeating-linear-gradient(0deg,rgba(255,40,10,0) 0 4px,rgba(255,40,10,.5) 4px 5px);
  animation:hitGlitch .3s steps(2,end) 2 forwards}
@keyframes hitGlitch{0%{clip-path:inset(0 0 55% 0);transform:translate(-54%,-50%)}
  50%{clip-path:inset(45% 0 0 0);transform:translate(-46%,-50%)}
  100%{opacity:0;transform:translate(-50%,-50%)}}
.hero__hit .frag{position:absolute;left:0;top:0;width:8px;height:8px;transform:translate(-50%,-50%);
  transition:transform .6s cubic-bezier(.15,.7,.25,1),opacity .62s ease-out}
/* the reticle carries its own moving glow — the light travels with it */
.hero__target::before{content:'';position:absolute;inset:-60%;z-index:-1;pointer-events:none;
  background:radial-gradient(closest-side, rgba(255,120,25,.42), rgba(255,80,0,.12) 46%, transparent 72%)}
.hero__target svg{width:100%;height:100%;display:block}
.hero__target .ht-spin{transform-box:fill-box;transform-origin:center;
  transition:transform 3s cubic-bezier(.37,0,.24,1)}
.hero__target .ht-label{position:absolute;left:50%;bottom:-9px;transform:translateX(-50%);
  font-family:var(--mono);font-size:.4rem;letter-spacing:.18em;color:#ff8a3a;white-space:nowrap;
  background:rgba(0,0,0,.4);padding:1px 5px;border-radius:4px;border:1px solid rgba(255,90,0,.35)}
@keyframes htPulse{0%,100%{opacity:.6;transform:translate(-50%,-50%) scale(1)}50%{opacity:1;transform:translate(-50%,-50%) scale(1.05)}}
/* HUD lock dot — steady pip with a quick blink */
.hero__target .ht-pip{filter:drop-shadow(0 0 3px rgba(255,120,20,.7));animation:htMarch 2.4s linear infinite}
.hero__target .ht-dot{animation:htBlink 1.5s steps(1,end) infinite}
@keyframes htBlink{0%,66%{opacity:1}67%,100%{opacity:.2}}
@keyframes htMarch{to{stroke-dashoffset:-14}}
@media(prefers-reduced-motion:reduce){.hero__target,.hero__target .ht-spin,.hero__target .ht-dot,.hero__target .ht-pip{animation:none}}
@media(max-width:900px){.hero__target{width:38px;height:38px;left:50%!important;top:26%!important}}
.hero__glow{position:absolute;top:-220px;left:50%;transform:translateX(-50%);z-index:2;
  width:900px;height:700px;background:radial-gradient(ellipse at center,rgba(255,80,0,.22),transparent 60%);
  filter:blur(40px);pointer-events:none}
.hero__inner{position:relative;z-index:3;display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center}
.hero__device{display:flex;justify-content:center;filter:drop-shadow(0 20px 40px rgba(255,90,0,.25))}
.hero__device img{width:100%;max-width:380px;height:auto;border-radius:var(--radius)}
@media(max-width:900px){.hero__device{display:none}}
.mobile-elite-head-row{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
@media(max-width:860px){.mobile-elite-head-row{grid-template-columns:1fr}}
.mobile-report-visual{position:relative;display:flex;justify-content:center;margin:24px 0 32px}
.mobile-report-visual img{width:100%;height:auto;display:block;border-radius:var(--radius)}

.mobile-elite-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
@media(max-width:860px){.mobile-elite-grid{grid-template-columns:1fr}}
.course-card__cover-link{display:block;position:relative}
.course-card__cover-buy{position:absolute;right:30px;bottom:14px;background:var(--fire-2);color:#1a0a00;
  font-weight:800;font-family:'JetBrains Mono',monospace;font-size:.82rem;padding:7px 14px;border-radius:999px;
  box-shadow:0 6px 16px rgba(0,0,0,.35)}
/* Deckt den unscharfen/verunglückten KI-Text auf dem Glas-Panel ab, eigener
   lesbarer Text darueber -- Koordinaten anhand des Quellbilds (1023x796) geschaetzt. */
.mobile-report-visual__panel{position:absolute;left:29%;top:25.5%;width:30.5%;height:46%;
  background:rgba(10,8,14,.82);backdrop-filter:blur(6px);border:1px solid rgba(255,138,42,.5);
  border-radius:10px;padding:5% 6%;display:flex;flex-direction:column;justify-content:center;gap:6%}
.mobile-report-visual__panel h4{margin:0 0 2%;color:#ffd08a;font-family:'JetBrains Mono',monospace;
  font-size:clamp(.6rem,1.6vw,.95rem);font-weight:700}
.mobile-report-visual__row{display:flex;align-items:center;gap:6px;color:#e6e1d8;
  font-family:'JetBrains Mono',monospace;font-size:clamp(.55rem,1.5vw,.85rem)}
.mobile-report-visual__row strong{margin-left:auto}
.mobile-report-visual__row:nth-child(2) strong{color:#37d67a}
.mobile-report-visual__row:nth-child(3) strong{color:#ff375f}
.mobile-report-visual__row:nth-child(4) strong{color:#ffb020}
.mobile-report-visual .dot{width:7px;height:7px;border-radius:50%;flex:none}
.dot--ok{background:#37d67a}.dot--fail{background:#ff375f}.dot--warn{background:#ffb020}
.mobile-report-visual__finding{margin-top:4%;padding-top:4%;border-top:1px solid rgba(255,138,42,.3);
  color:#ffd08a;font-family:'JetBrains Mono',monospace;font-size:clamp(.5rem,1.3vw,.78rem)}
.mobile-report-visual__title{position:absolute;left:19%;top:18.5%;width:23%;height:7%;
  background:rgba(8,6,10,.88);border-radius:6px;display:flex;align-items:center;justify-content:center;
  color:#ffd08a;font-family:'JetBrains Mono',monospace;font-weight:700;font-size:clamp(.5rem,1.3vw,.82rem);
  text-align:center;line-height:1.1;padding:2px}
@media(max-width:640px){.mobile-report-visual{margin:16px 0 24px}}
/* The hero keeps its own dark video/mask backdrop on purpose (see brief) even
   though the rest of the site is now light — so its copy needs light text,
   overriding the global (now dark) --txt/--muted body colors. */
.hero__title{color:#fff}
.hero__sub{color:rgba(255,255,255,.82)!important}
.hero .btn--ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3);color:#fff}
.hero .btn--ghost:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.55)}
.badge{display:inline-flex;align-items:center;gap:9px;padding:5px 13px;border-radius:999px;
  background:rgba(255,120,0,.1);border:1px solid rgba(255,120,0,.3);color:var(--fire-3);
  font-size:.78rem;font-weight:600;font-family:var(--mono);margin-bottom:12px}
.badge__dot{width:8px;height:8px;border-radius:50%;background:var(--fire-2);box-shadow:0 0 10px var(--fire-2);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero__title{font-size:clamp(1.95rem,4.2vw,3rem);margin-bottom:14px;letter-spacing:-.025em}
.hero__sub{font-size:1rem;color:var(--muted);max-width:520px;margin-bottom:14px}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:12px}
.hero__tagline{font-family:var(--mono);color:var(--fire-2);font-size:.9rem;opacity:.8}


/* marquee — the frame (border+background), not just the text, is boxed to the
   same container width as the hero/Codex cards (14.10.2026) */
.marquee__viewport{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--bg-2);padding:16px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.marquee__track{display:flex;gap:26px;white-space:nowrap;width:max-content;
  animation:scroll 28s linear infinite;font-family:var(--mono);font-size:.82rem;
  letter-spacing:.12em;color:var(--muted)}
.marquee__track span:not(:nth-child(2n)){color:var(--fire-3-dk)}
@keyframes scroll{to{transform:translateX(-50%)}}

/* sections */
.section{padding:56px 0}
.section--alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section__head{max-width:660px;margin:0 auto 54px;text-align:center}
.eyebrow{font-family:var(--mono);color:var(--fire-2-dk);font-size:.85rem;font-weight:700;letter-spacing:.05em}
.section__head h2{font-size:clamp(1.9rem,4vw,2.8rem);margin:14px 0 16px}
.section__head p{color:var(--muted);font-size:1.08rem}
.section__note{text-align:center;margin-top:40px;color:var(--muted);font-family:var(--mono);font-size:.9rem}

/* grid */
.grid{display:grid;gap:24px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}

/* cards */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm);
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease)}
.card:hover{transform:translateY(-6px);border-color:rgba(255,120,0,.45);box-shadow:var(--shadow-lg)}
.track__icon{font-size:2.2rem;margin-bottom:16px}
.track h3{font-size:1.3rem;margin-bottom:10px}
.track p{color:var(--muted);font-size:.96rem;margin-bottom:18px}
.track--featured{border-color:rgba(255,120,0,.5);background:linear-gradient(180deg,rgba(255,90,0,.08),#fff);box-shadow:0 10px 30px rgba(255,90,0,.10)}
.ticks{list-style:none;margin-bottom:20px}
.ticks li{position:relative;padding-left:26px;color:var(--txt);font-size:.92rem;margin-bottom:9px}
.ticks li::before{content:"▸";position:absolute;left:6px;color:var(--fire-2-dk);font-weight:700}
.track__tag{display:inline-block;font-family:var(--mono);font-size:.74rem;padding:5px 12px;border-radius:999px;
  background:rgba(255,120,0,.12);color:var(--fire-3-dk);border:1px solid rgba(255,120,0,.3)}

/* features */
.feature{padding:8px}
.feature__icon{display:flex;align-items:center;justify-content:center;width:54px;height:54px;border-radius:14px;
  background:linear-gradient(140deg,rgba(255,122,0,.16),rgba(255,45,31,.07));
  border:1px solid rgba(255,120,0,.25);font-size:1.5rem;margin-bottom:16px;
  box-shadow:0 6px 18px rgba(255,90,0,.10);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.feature:hover .feature__icon{transform:translateY(-2px) scale(1.04);box-shadow:0 10px 26px rgba(255,90,0,.18)}
.feature h4{font-size:1.1rem;margin-bottom:8px}
.feature p{color:var(--muted);font-size:.93rem}

/* certs */
.cert{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 28px;text-align:center;box-shadow:var(--shadow-sm);
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease)}
.cert:hover{transform:translateY(-6px);border-color:rgba(255,120,0,.45);box-shadow:var(--shadow-lg)}
.cert:hover .cert__seal{transform:scale(1.06)}
.cert__seal{transition:transform .3s var(--ease)}
.cert__seal{width:64px;height:64px;margin:0 auto 20px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-weight:700;font-size:1.3rem;color:#1a0a00;background:var(--fire);
  box-shadow:0 0 24px rgba(255,90,0,.45)}
.cert h3{font-size:1.12rem;line-height:1.35}
.cert__code{font-family:var(--mono);color:var(--fire-2-dk);font-size:.85rem;margin-top:12px;letter-spacing:.05em}

/* waitlist */
.waitlist{position:relative;padding:100px 0;text-align:center;overflow:hidden}
.waitlist__glow{position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(255,80,0,.16),transparent 65%);pointer-events:none}
.waitlist__inner{position:relative;max-width:620px}
.waitlist h2{font-size:clamp(2rem,4.5vw,3rem);margin:14px 0 16px}
.waitlist p{color:var(--muted);font-size:1.1rem;margin-bottom:30px}
.waitlist__form{display:flex;gap:12px;max-width:480px;margin:0 auto;flex-wrap:wrap}
.waitlist__form input{flex:1;min-width:220px;padding:15px 20px;border-radius:999px;
  background:var(--bg-3);border:1px solid var(--line);color:var(--txt);font-size:1rem;font-family:var(--sans)}
.waitlist__form input:focus{outline:none;border-color:var(--fire-2);box-shadow:0 0 0 3px rgba(255,120,0,.18)}
.waitlist__msg{min-height:24px;margin-top:16px;font-weight:600;font-family:var(--mono);font-size:.9rem}
.waitlist__msg.ok{color:var(--ok-dk)}.waitlist__msg.err{color:var(--fire-1-dk)}
.waitlist__fine{color:var(--muted);font-size:.85rem;margin-top:10px}

/* footer */
.footer{background:var(--bg-2);border-top:1px solid var(--line);padding:60px 0 30px}
.footer__inner{display:grid;grid-template-columns:1.3fr 2fr;gap:40px;margin-bottom:40px}
.footer__brand .logo__text{font-size:1.4rem;font-weight:800}
.footer__brand p{color:var(--muted);margin-top:10px;font-size:.92rem;max-width:300px}
.footer__cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.footer__cols h5{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--fire-2-dk);margin-bottom:14px;font-family:var(--mono)}
.footer__cols a{display:block;color:var(--muted);font-size:.92rem;margin-bottom:9px;transition:.2s}
.footer__cols a:hover{color:var(--txt)}
.footer__bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;
  padding-top:24px;border-top:1px solid var(--line)}
.footer__bottom p{color:var(--muted);font-size:.82rem}
.footer__tag{font-family:var(--mono);color:var(--fire-2-dk)!important;opacity:.9}

/* responsive */
@media(max-width:900px){
  .hero__inner{grid-template-columns:1fr;gap:40px}
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .nav__links{display:none}
  .nav__links.open{display:flex;position:absolute;top:68px;left:0;right:0;flex-direction:column;
    background:var(--bg-2);padding:20px 24px;border-bottom:1px solid var(--line);gap:18px}
  .nav__burger{display:block}
}
@media(max-width:680px){
  .grid--3,.grid--4{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr}
  .footer__cols{grid-template-columns:repeat(3,1fr)}
  .section{padding:40px 0}
}

/* ░░░░░░░░░░ subpages ░░░░░░░░░░ */
.page-hero{position:relative;padding:56px 0 30px;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero__glow{position:absolute;top:-200px;left:30%;width:700px;height:560px;
  background:radial-gradient(ellipse at center,rgba(255,80,0,.16),transparent 60%);filter:blur(40px);pointer-events:none}
.page-hero h1{font-size:clamp(2rem,4.5vw,3rem);margin:8px 0 14px}
.page-hero>.container>p{color:var(--muted);font-size:1.08rem;max-width:620px}
.crumb{font-family:var(--mono);font-size:.82rem;color:var(--muted)}
.crumb a{color:var(--fire-2-dk)}.crumb span{margin:0 6px;opacity:.5}

/* filter chips */
.filter{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.chip{padding:9px 18px;border-radius:999px;background:var(--bg-3);border:1px solid var(--line);
  color:var(--muted);font-family:var(--mono);font-size:.84rem;font-weight:600;cursor:pointer;transition:.2s}
.chip:hover{color:var(--txt);border-color:rgba(255,120,0,.4)}
.chip--on{background:var(--fire);color:#1a0a00;border-color:transparent}

/* course cards */
.course-card{display:flex;flex-direction:column;gap:10px}
.course-card__cover{display:block;width:calc(100% + 60px);margin:-30px -30px 4px;border-radius:var(--radius) var(--radius) 0 0;aspect-ratio:16/9;object-fit:cover}
.course-card__top{display:flex;align-items:center;justify-content:space-between}
.course-card__icon{font-size:1.8rem}
.course-card h3{font-size:1.16rem}
.course-card p{color:var(--muted);font-size:.92rem;flex:1}
.course-card--feat{border-color:rgba(255,120,0,.5);background:linear-gradient(180deg,rgba(255,90,0,.07),var(--bg-3))}
.course-meta{display:flex;justify-content:space-between;font-family:var(--mono);font-size:.78rem;color:var(--muted);
  padding-top:12px;border-top:1px solid var(--line)}
.pill{font-family:var(--mono);font-size:.68rem;font-weight:700;padding:4px 10px;border-radius:6px;
  background:rgba(255,120,0,.14);color:var(--fire-3-dk);border:1px solid rgba(255,120,0,.3);letter-spacing:.05em}
.pill--free{background:rgba(21,128,61,.12);color:var(--ok-dk);border-color:rgba(21,128,61,.3)}
.pill--soon{background:rgba(20,16,30,.05);color:var(--muted);border-color:var(--line)}
.empty{text-align:center;color:var(--muted);font-family:var(--mono);padding:40px}

/* course detail */
.page-hero--course{padding-bottom:40px}
.course-head__sub{color:var(--muted);font-size:1.1rem;max-width:680px;margin:16px 0 22px}
.course-head .track__tag{margin-top:10px}
.course-stats{display:flex;gap:22px;flex-wrap:wrap;font-family:var(--mono);font-size:.85rem;color:var(--txt)}
.course-layout{display:grid;grid-template-columns:1fr 340px;gap:40px;align-items:start}
.block-title{font-size:1.5rem;margin:0 0 22px}
.course-main .block-title:not(:first-child){margin-top:48px}
.learn-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.learn{background:var(--bg-3);border:1px solid var(--line);border-radius:10px;padding:14px 16px;font-size:.93rem}
.lab-callout{display:flex;gap:18px;align-items:center;margin-top:34px;padding:24px;
  background:linear-gradient(135deg,rgba(255,90,0,.1),rgba(255,120,0,.03));border:1px solid rgba(255,120,0,.3);border-radius:var(--radius)}
.lab-callout__icon{font-size:2.4rem}
.lab-callout h3{font-size:1.2rem;margin-bottom:6px}
.lab-callout p{color:var(--muted);font-size:.95rem}

/* curriculum */
.curriculum{display:flex;flex-direction:column;gap:12px}
.module{background:var(--bg-3);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.module summary{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;cursor:pointer;
  font-weight:700;font-size:1.02rem;list-style:none}
.module summary::-webkit-details-marker{display:none}
.module summary::before{content:"+";color:var(--fire-2-dk);font-weight:700;margin-right:12px;font-size:1.2rem;transition:.2s}
.module[open] summary::before{transform:rotate(45deg)}
.module summary span:first-of-type{flex:1}
.module__count{font-family:var(--mono);font-size:.78rem;color:var(--muted);font-weight:400}
.lesson{display:flex;align-items:center;gap:12px;padding:13px 22px 13px 50px;border-top:1px solid var(--line);
  color:var(--txt);font-size:.93rem}
.lesson__ic{color:var(--fire-2-dk)}
.lesson__free{margin-left:auto;font-family:var(--mono);font-size:.7rem;color:var(--ok-dk);border:1px solid rgba(21,128,61,.3);
  padding:2px 8px;border-radius:5px}

/* enroll sidebar */
.enroll{position:sticky;top:90px;display:flex;flex-direction:column;gap:16px}
.enroll__box{background:var(--bg-3);border:1px solid rgba(255,120,0,.3);border-radius:var(--radius);padding:26px}
.enroll__price{display:flex;align-items:baseline;gap:8px;margin-bottom:6px}
.enroll__cur{font-size:1.4rem;color:var(--txt)}
.enroll__num{font-size:3rem;font-weight:800}
.enroll__old{color:var(--muted);text-decoration:line-through;font-size:1.1rem}
.enroll__note{color:var(--fire-3-dk);font-size:.85rem;font-family:var(--mono);margin-bottom:18px}
.enroll__btn{width:100%;justify-content:center;margin-bottom:20px}
.enroll__includes{list-style:none;display:flex;flex-direction:column;gap:10px}
.enroll__includes li{color:var(--txt);font-size:.9rem}
.enroll__cert{display:flex;align-items:center;gap:14px;background:var(--bg-3);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px 22px}
.enroll__cert .cert__seal{width:48px;height:48px;font-size:1rem;margin:0;flex-shrink:0}
.enroll__cert p{color:var(--muted);font-size:.86rem}

/* prose / legal */
.prose{max-width:760px}
.prose h2{font-size:1.4rem;margin:34px 0 12px}
.prose h2:first-child{margin-top:0}
.prose p{color:var(--muted);margin-bottom:14px}
.prose strong{color:var(--txt)}
.ticks--prose li{margin-bottom:12px;color:var(--txt)}
.prose__note{margin-top:28px;padding:20px;background:rgba(255,120,0,.07);border:1px solid rgba(255,120,0,.25);
  border-radius:12px;color:var(--txt)!important;font-size:.95rem}

@media(max-width:900px){
  .course-layout{grid-template-columns:1fr}
  .enroll{position:static}
  .learn-grid{grid-template-columns:1fr}
}

/* ░░░░░░░░░░ pricing ░░░░░░░░░░ */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.plan{position:relative;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;transition:.3s}
.plan:hover{transform:translateY(-4px);border-color:rgba(255,120,0,.35)}
.plan--feat{border-color:rgba(255,120,0,.55);background:linear-gradient(180deg,rgba(255,90,0,.1),var(--bg-3));box-shadow:0 20px 60px rgba(255,90,0,.12)}
.plan__badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--fire);color:#1a0a00;
  font-family:var(--mono);font-size:.72rem;font-weight:700;padding:5px 14px;border-radius:999px;white-space:nowrap}
.plan__name{font-size:1.15rem;margin-bottom:8px}
.plan__price{font-size:3rem;font-weight:800;line-height:1;margin-bottom:6px}
.plan__price span{font-size:1.4rem;vertical-align:super;color:var(--muted)}
.plan__price small{font-size:1rem;color:var(--muted);font-weight:400}
.plan__desc{color:var(--muted);font-size:.93rem;margin-bottom:20px;min-height:42px}
.plan__btn{width:100%;justify-content:center;margin-bottom:22px}
.plan__list{list-style:none;display:flex;flex-direction:column;gap:11px}
.plan__list li{font-size:.92rem;color:var(--txt)}
.plan__list .off{color:var(--muted);opacity:.6}

/* faq */
.faq{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq__item{background:var(--bg-3);border:1px solid var(--line);border-radius:12px;padding:0 22px}
.faq__item summary{padding:18px 0;cursor:pointer;font-weight:700;font-size:1.02rem;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{content:"+";color:var(--fire-2-dk);font-size:1.4rem;transition:.2s}
.faq__item[open] summary::after{transform:rotate(45deg)}
.faq__item p{color:var(--muted);font-size:.95rem;padding:0 0 20px}
.faq__item a{color:var(--fire-2-dk)}

@media(max-width:680px){.plans{grid-template-columns:1fr}}

/* ░░░░░░░░░░ course reader ░░░░░░░░░░ */
.reader{display:grid;grid-template-columns:310px 1fr;align-items:start;max-width:1240px;margin:0 auto}
.reader__side{position:sticky;top:68px;height:calc(100vh - 68px);overflow-y:auto;
  border-right:1px solid var(--line);background:var(--bg-2);padding:26px 22px}
.reader__course{padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:16px}
.reader__course h2{font-size:1.2rem;margin:10px 0 4px}
.reader__course p{color:var(--muted);font-size:.85rem;margin-bottom:14px}
.progress{height:7px;background:var(--bg-3);border-radius:999px;overflow:hidden}
.progress__bar{height:100%;width:0;background:var(--fire);transition:width .4s}
.progress__label{font-family:var(--mono);font-size:.75rem;color:var(--muted);margin-top:8px}
.reader__toc{display:flex;flex-direction:column;gap:2px}
.toc__item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:9px;cursor:pointer;
  color:var(--muted);font-size:.9rem;transition:.15s}
.toc__item:hover{background:var(--bg-3);color:var(--txt)}
.toc__item--on{background:rgba(255,120,0,.12);color:var(--txt);font-weight:600}
.toc__check{width:16px;height:16px;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:5px;font-size:.7rem;color:var(--ok-dk)}
.toc__item--on .toc__check{border-color:var(--fire-2)}

.reader__main{padding:40px clamp(20px,5vw,64px) 60px;min-width:0}
.reader__toggle{display:none;background:var(--bg-3);border:1px solid var(--line);color:var(--txt);
  padding:10px 16px;border-radius:9px;font-weight:600;cursor:pointer;margin-bottom:20px}
.reader__content{max-width:760px}
.reader__tag{font-family:var(--mono);color:var(--fire-2-dk);font-size:.8rem;font-weight:700}
.reader__content h1{font-size:clamp(1.7rem,3.5vw,2.3rem);margin:8px 0 22px}
.reader__content h3{font-size:1.2rem;margin:30px 0 10px;color:var(--txt)}
.reader__content p{color:var(--muted);margin-bottom:14px;font-size:1rem;line-height:1.75}
.reader__content ul{margin:0 0 16px 0;padding-left:22px}
.reader__content li{color:var(--muted);margin-bottom:9px;line-height:1.65}
.reader__content strong{color:var(--txt)}
.reader__content em{color:var(--fire-3-dk);font-style:normal}
.reader__content a{color:var(--fire-2-dk)}
.reader__content code{font-family:var(--mono);font-size:.86em;background:var(--bg-3);
  border:1px solid var(--line);padding:2px 6px;border-radius:5px;color:var(--fire-3-dk)}
/* Code blocks stay a dark "terminal-style" panel on purpose — same reasoning
   as the .terminal widget — for readable monospace code even on the new
   light page, instead of light-gray-on-white-ish low-contrast text. */
.reader__content pre{background:#14141c;border:1px solid rgba(255,255,255,.08);border-left:3px solid var(--fire-2);
  border-radius:10px;padding:16px 18px;overflow-x:auto;margin:0 0 18px}
.reader__content pre code{background:none;border:none;padding:0;color:#cfe0d8;font-size:.85rem;line-height:1.6}
.challenge{background:linear-gradient(135deg,rgba(255,90,0,.1),rgba(255,120,0,.03));
  border:1px solid rgba(255,120,0,.3);border-radius:12px;padding:16px 20px;margin:22px 0;
  color:var(--txt);font-size:.95rem;line-height:1.6}
.challenge a{color:var(--fire-2-dk)}
.lesson-eth{font-size:.85rem!important;color:var(--muted)!important;border-top:1px solid var(--line);padding-top:16px;margin-top:24px}
.reader__nav{display:flex;justify-content:space-between;gap:12px;max-width:760px;margin-top:36px;
  padding-top:24px;border-top:1px solid var(--line)}
.reader__nav .btn:disabled{opacity:.4;cursor:not-allowed}

@media(max-width:820px){
  .reader{grid-template-columns:1fr}
  .reader__side{position:fixed;top:68px;left:0;bottom:0;width:290px;z-index:40;transform:translateX(-100%);
    transition:transform .25s;height:calc(100vh - 68px)}
  .reader__side--open{transform:translateX(0)}
  .reader__toggle{display:inline-block}
}

/* ░░░░░░░░░░ auth / account ░░░░░░░░░░ */
.auth-wrap{min-height:calc(100vh - 68px);display:flex;align-items:center;justify-content:center;padding:60px 20px}
.auth{width:100%;max-width:420px;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);padding:36px 32px}
.auth--wide{max-width:520px}
.auth h1{font-size:1.7rem;margin:8px 0 20px}
.auth-form{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}
.auth-form input{padding:14px 16px;border-radius:10px;background:var(--bg-2);border:1px solid var(--line);
  color:var(--txt);font-size:1rem;font-family:var(--sans)}
.auth-form input:focus{outline:none;border-color:var(--fire-2);box-shadow:0 0 0 3px rgba(255,120,0,.18)}
.auth-form .btn{width:100%;justify-content:center;margin-top:6px}
.auth-alt{color:var(--muted);font-size:.9rem}.auth-alt a{color:var(--fire-2-dk)}
.auth-sub{color:var(--muted);margin:6px 0 20px;line-height:1.6}
.auth-err{background:rgba(255,45,31,.1);border:1px solid rgba(255,45,31,.35);color:var(--fire-1-dk);
  padding:10px 14px;border-radius:9px;font-size:.9rem;margin-bottom:16px}
.auth-ok{background:rgba(21,128,61,.1);border:1px solid rgba(21,128,61,.35);color:var(--ok-dk);
  padding:10px 14px;border-radius:9px;font-size:.9rem;margin-bottom:16px}
.acct-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}
.acct-row span{color:var(--muted)}
.plan-on{color:var(--fire-3-dk)}
.auth .btn{margin-top:18px;margin-right:8px}

/* Learn-Sidebar: Preis + Lab */
.reader__meta{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.reader__pricerow{display:flex;justify-content:space-between;align-items:center;font-size:.9rem;color:var(--muted)}
.reader__pricerow strong{color:var(--fire-2-dk);font-size:1.05rem;font-family:'JetBrains Mono',monospace}
.reader__cta{width:100%;justify-content:center;text-align:center}
a.reader__cta{display:block}

/* Katalog-Karte: Preis-Badge (courses.html) */
.course-card{position:relative}
.course-price{position:absolute;top:14px;right:14px;background:rgba(0,0,0,.55);border:1px solid var(--line);
  color:var(--fire-2);font-family:'JetBrains Mono',monospace;font-size:.8rem;font-weight:700;
  padding:4px 9px;border-radius:999px;backdrop-filter:blur(4px)}
.course-price--free{color:#37d67a;border-color:rgba(55,214,122,.4)}
.course-lab{display:inline-block;margin-top:6px;font-size:.72rem;color:var(--muted)}

/* Haberler-tarzı: küçük kapak + tıklayınca büyük önizleme + direkt satın al */
.course-card__zoom{position:relative;display:block;width:calc(100% + 60px);margin:-30px -30px 4px;
  border-radius:var(--radius) var(--radius) 0 0;aspect-ratio:16/9;overflow:hidden;cursor:zoom-in;
  background:linear-gradient(135deg,#1a1a2e,#16213e)}
.course-card__zoom img{width:100%;height:100%;object-fit:cover;display:block}
.course-card__zoom .course-card__icon{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:2.6rem;color:var(--fire-2);opacity:.85}
.course-card__zoom .course-card__icon .ic{width:48px;height:48px;stroke:currentColor;fill:none;stroke-width:1.4}
.course-card__zoom::after{content:"🔍";position:absolute;right:8px;bottom:8px;font-size:.85rem;
  background:rgba(0,0,0,.55);border-radius:50%;width:26px;height:26px;display:flex;align-items:center;justify-content:center}
.course-card__buy{position:relative;z-index:2;display:block;margin-top:10px;text-align:center;
  background:var(--fire-2);color:#1a0a00;font-weight:800;font-family:'JetBrains Mono',monospace;
  font-size:.82rem;padding:9px 12px;border-radius:8px;text-decoration:none}
.course-card__buy:hover{filter:brightness(1.08)}
#fhLightbox{position:fixed;inset:0;background:rgba(5,5,10,.92);display:none;align-items:center;
  justify-content:center;z-index:999;padding:24px;cursor:zoom-out}
#fhLightbox.is-open{display:flex}
#fhLightbox img{max-width:min(92vw,900px);max-height:86vh;border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.6)}
#fhLightbox .fhlb-icon{width:min(92vw,420px);aspect-ratio:1;border-radius:20px;background:linear-gradient(135deg,#1a1a2e,#16213e);
  display:flex;align-items:center;justify-content:center;font-size:6rem;color:var(--fire-2)}
#fhLightbox .fhlb-buy{position:absolute;bottom:40px;left:50%;transform:translateX(-50%);background:var(--fire-2);
  color:#1a0a00;font-weight:800;font-family:'JetBrains Mono',monospace;padding:12px 22px;border-radius:10px;text-decoration:none}

/* Show Solution — aufklappbare Schritt-für-Schritt-Lösung */
.reader__content details.solution{margin:18px 0;border:1px solid rgba(255,90,0,.35);border-radius:12px;background:rgba(255,90,0,.05);overflow:hidden}
.reader__content details.solution summary{cursor:pointer;list-style:none;padding:12px 16px;font-weight:700;color:var(--fire-2-dk);user-select:none;display:flex;align-items:center;gap:8px}
.reader__content details.solution summary::-webkit-details-marker{display:none}
.reader__content details.solution summary::before{content:'▶';font-size:.7em;transition:transform .15s}
.reader__content details.solution[open] summary::before{transform:rotate(90deg)}
.reader__content details.solution[open] summary{border-bottom:1px solid rgba(255,90,0,.25);margin-bottom:6px}
.reader__content details.solution > :not(summary){padding-left:16px;padding-right:16px}
.reader__content details.solution > :last-child{padding-bottom:14px}
/* Copy button on code blocks */
.reader__content pre, .lab-lesson__body pre, #content pre{position:relative;padding-right:70px}
.copy-btn{position:absolute;top:7px;right:7px;font-family:var(--mono,monospace);font-size:.7rem;font-weight:700;
  color:#ffb27a;background:rgba(0,0,0,.5);border:1px solid rgba(255,90,0,.4);
  padding:4px 9px;border-radius:6px;cursor:pointer;opacity:.7;transition:opacity .15s,background .15s,color .15s;z-index:2}
.copy-btn:hover{opacity:1;background:rgba(255,90,0,.2)}
.copy-btn.ok{color:#8aff9a;border-color:rgba(60,220,90,.55);background:rgba(20,60,25,.5);opacity:1}
/* Account — owned courses */
.acct-courses{display:flex;flex-direction:column;gap:10px;margin-top:12px}
.acct-course{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border:1px solid rgba(255,90,0,.22);border-radius:12px;background:rgba(20,16,30,.025)}
.acct-course__name{font-weight:700}
.acct-course__act{display:flex;gap:8px;flex-shrink:0}
.btn--sm{padding:7px 12px;font-size:.85rem}
@media(max-width:520px){.acct-course{flex-direction:column;align-items:flex-start}}
/* ── Courses: Ready / Coming Soon tabs ── */
/* Codex promo band (index.html → must-know.html) */
.codex-promo{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center;padding:38px;border-radius:22px;border:1px solid rgba(255,120,0,.32);background:linear-gradient(120deg,rgba(255,90,0,.10),rgba(34,224,255,.05) 65%,transparent);overflow:hidden;text-decoration:none;transition:.25s}
.codex-promo:hover{border-color:rgba(255,120,0,.6);transform:translateY(-3px);box-shadow:0 24px 60px rgba(255,90,0,.16)}
.codex-promo__glow{position:absolute;top:-120px;right:-60px;width:360px;height:300px;background:radial-gradient(ellipse,rgba(255,90,0,.28),transparent 65%);filter:blur(30px);pointer-events:none}
.codex-promo__left{position:relative}
.codex-promo__left .eyebrow{color:#0e7490;letter-spacing:.28em}
.codex-promo__left h2{margin:8px 0 12px;font-size:clamp(1.6rem,3.4vw,2.3rem);line-height:1.08}
.codex-promo__left p{color:var(--muted);margin-bottom:22px;max-width:460px}
.codex-promo__chips{position:relative;display:flex;flex-wrap:wrap;gap:9px;align-content:center}
.codex-chip{font-family:var(--mono,monospace);font-size:.82rem;font-weight:700;padding:8px 13px;border-radius:10px;border:1px solid var(--line);background:var(--bg-3);color:var(--muted);transition:.15s}
.codex-chip[data-r="S"]{color:var(--fire-3-dk);border-color:rgba(255,180,0,.4);background:rgba(255,170,0,.14)}
.codex-chip[data-r="A"]{color:var(--fire-2-dk);border-color:rgba(255,120,0,.3);background:rgba(255,120,0,.1)}
.codex-chip[data-r="B"]{color:#0e7490;border-color:rgba(14,116,144,.3);background:rgba(14,116,144,.08)}
@media(max-width:760px){.codex-promo{grid-template-columns:1fr;padding:26px}}
/* Codex teaser banner (courses.html → must-know.html) */
.codex-teaser{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-bottom:26px;padding:18px 22px;border-radius:16px;border:1px solid rgba(255,120,0,.35);background:linear-gradient(120deg,rgba(255,90,0,.12),rgba(34,180,224,.06) 70%,transparent);position:relative;overflow:hidden;transition:.2s}
.codex-teaser:hover{border-color:rgba(255,120,0,.6);transform:translateY(-2px);box-shadow:0 14px 40px rgba(255,90,0,.18)}
.codex-teaser__badge{font-family:var(--mono,monospace);font-size:.72rem;font-weight:800;letter-spacing:.18em;color:#111;background:linear-gradient(135deg,#ffd700,#ff7a00);padding:7px 13px;border-radius:999px;white-space:nowrap;box-shadow:0 0 18px rgba(255,180,0,.4)}
.codex-teaser__text{flex:1;min-width:220px;color:var(--muted);font-size:.97rem;line-height:1.5}
.codex-teaser__text strong{color:var(--txt)}
.codex-teaser__go{font-family:var(--mono,monospace);font-weight:700;font-size:.86rem;color:var(--fire-3-dk);white-space:nowrap}
/* Course search */
.course-search{position:relative;display:flex;align-items:center;max-width:520px;margin-top:22px;background:var(--bg-3);border:1px solid var(--line);border-radius:12px;transition:.18s}
.course-search:focus-within{border-color:rgba(255,120,0,.55);box-shadow:0 0 0 3px rgba(255,90,0,.12)}
.course-search__icon{padding:0 4px 0 14px;font-size:1rem;opacity:.7;pointer-events:none}
.course-search__input{flex:1;min-width:0;border:0;background:transparent;color:var(--txt);font-family:inherit;font-size:1rem;font-weight:600;padding:13px 12px 13px 8px;outline:none}
.course-search__input::placeholder{color:var(--muted);font-weight:500}
.course-search__input::-webkit-search-cancel-button{-webkit-appearance:none;appearance:none}
.course-search__clear{border:0;background:rgba(20,16,30,.06);color:var(--muted);width:26px;height:26px;margin-right:8px;border-radius:8px;cursor:pointer;font-size:.85rem;line-height:1;transition:.15s;flex:none}
.course-search__clear:hover{background:rgba(255,90,0,.18);color:var(--txt)}
#statusTabs.is-searching .tab{opacity:.45}
#statusTabs.is-searching .tab--on{opacity:.55}
.tabs{display:inline-flex;gap:6px;margin-top:18px;padding:5px;border:1px solid var(--line);border-radius:14px;background:var(--bg-3)}
.tab{border:0;background:transparent;color:var(--muted);font-family:inherit;font-weight:700;font-size:.98rem;padding:10px 18px;border-radius:10px;cursor:pointer;transition:.15s;display:inline-flex;align-items:center;gap:8px}
.tab:hover{color:var(--txt)}
/* Pre-existing bug, fixed in passing: var(--fire) is itself a gradient, so
   nesting it inside another linear-gradient()'s color-stop list is invalid
   CSS — the whole background was silently dropped (visible once the active
   tab no longer had a dark page behind it to hide the missing fill). */
.tab--on{background:linear-gradient(180deg,var(--fire-2),#e64a00);color:#111;box-shadow:0 6px 18px rgba(255,90,0,.35)}
.tab__count{font-size:.75rem;font-weight:800;padding:1px 8px;border-radius:999px;background:rgba(0,0,0,.18)}
.tab:not(.tab--on) .tab__count{background:rgba(255,90,0,.15);color:var(--fire-2-dk)}
/* Coming-soon cards: dimmed, locked */
.course-card--soon{position:relative;filter:grayscale(.55) brightness(.92);opacity:.85;cursor:default}
.course-card--soon:hover{transform:none}
.course-card__soon{position:absolute;top:12px;right:12px;font-family:var(--mono,monospace);font-size:.66rem;font-weight:800;letter-spacing:.12em;padding:3px 9px;border-radius:999px;background:rgba(20,16,30,.08);color:var(--muted);border:1px solid var(--line)}
.tabs__note{margin-top:14px;font-size:.9rem;color:var(--fire-3-dk);max-width:640px}
/* Elite (Corellium/mobile) — premium tier */
.course-card--elite{position:relative;border-color:rgba(212,175,55,.5);box-shadow:0 0 0 1px rgba(212,175,55,.15) inset;cursor:default}
.course-card--elite:hover{transform:none}
.course-card__elite{position:absolute;top:12px;right:12px;font-family:var(--mono,monospace);font-size:.66rem;font-weight:800;letter-spacing:.1em;padding:3px 10px;border-radius:999px;
  background:linear-gradient(180deg,#f5d576,#caa03a);color:#2a2000;border:1px solid rgba(212,175,55,.7)}
/* ── Lab workspace (split: instructions | terminal) ── */
/* This workspace intentionally stays dark (it's a real terminal/device
   session, same reasoning as .terminal) even though the rest of the site
   is now light — so it needs its own bright-fire overrides for the two
   shared classes (.eyebrow, .btn--ghost) that were just darkened globally
   for the light page. */
.lab-shell .eyebrow{color:var(--fire-2)}
.lab-shell .btn--ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.22);color:#fff}
.lab-shell .btn--ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,120,0,.5)}
.lab-shell{margin:0;height:100vh;display:flex;flex-direction:column;overflow:hidden;background:#0b0b0d}
.lab-bar{flex:0 0 auto;display:flex;align-items:center;gap:14px;height:54px;padding:0 16px;border-bottom:1px solid rgba(255,90,0,.25);background:#0e0e11}
.lab-bar__logo{transform:scale(.85);transform-origin:left}
.lab-bar__title{font-weight:700;color:var(--fire-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lab-bar__exit{margin-left:auto}
#labToggle{flex-shrink:0}
.lab-split{flex:1;display:flex;min-height:0}
.lab-instr{flex:0 0 440px;width:440px;overflow-y:auto;padding:20px 18px;border-right:1px solid rgba(255,90,0,.2);background:#0d0d10;transition:flex-basis .2s,width .2s,padding .2s,opacity .15s}
.lab-instr-hidden .lab-instr{flex-basis:0;width:0;padding:0;opacity:0;border-right:0}
.lab-instr__intro p{margin:8px 0;line-height:1.55;color:#c9c9d4}
.lab-instr__login{font-size:.85rem;opacity:.85}
.lab-instr code,.lab-task code{background:rgba(255,90,0,.12);color:var(--fire-2);padding:1px 6px;border-radius:5px;font-family:'JetBrains Mono',monospace;font-size:.86em}
/* lesson accordion list */
.lab-lessons{display:flex;flex-direction:column;gap:6px;margin-top:6px}
.lab-lessons__intro{line-height:1.55;color:#c9c9d4;margin:8px 0 12px}
.lab-lesson{border:1px solid rgba(255,255,255,.08);border-radius:10px;background:rgba(255,255,255,.02);overflow:hidden}
.lab-lesson>summary{cursor:pointer;list-style:none;padding:11px 12px;display:flex;align-items:center;gap:9px;user-select:none}
.lab-lesson>summary::-webkit-details-marker{display:none}
.lab-lesson[open]>summary{border-bottom:1px solid rgba(255,90,0,.22);background:rgba(255,90,0,.04)}
.lab-lesson__chk{flex:0 0 18px;width:18px;height:18px;border:2px solid rgba(255,255,255,.25);border-radius:6px;display:grid;place-items:center;cursor:pointer;transition:.12s}
.lab-lesson.is-done .lab-lesson__chk{background:var(--fire,#ff5a00);border-color:var(--fire,#ff5a00)}
.lab-lesson.is-done .lab-lesson__chk::after{content:'✓';color:#111;font-size:.8rem;font-weight:900;line-height:1}
.lab-lesson__n{flex:0 0 auto;font-family:'JetBrains Mono',monospace;font-size:.78rem;opacity:.5;min-width:16px}
.lab-lesson__t{font-weight:600;line-height:1.35;color:#e6e6ee}
.lab-lesson[open] .lab-lesson__t{color:var(--fire-2)}
.lab-lesson.is-done .lab-lesson__t{opacity:.55}
.lab-lesson__tag{display:inline-block;margin-left:6px;font-size:.62rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:2px 7px;border-radius:999px;background:rgba(255,90,0,.14);color:var(--fire-2);vertical-align:middle}
.lab-lesson__body{padding:6px 14px 14px}
.lab-lesson__body h3{font-size:1rem;margin:14px 0 6px}
.lab-lesson__body h4{font-size:.9rem;margin:12px 0 4px;color:var(--fire-2)}
.lab-lesson__body p,.lab-lesson__body li{line-height:1.55;color:#c4c4cf;font-size:.92rem}
.lab-lesson__body .challenge{margin:12px 0;padding:11px 13px;border-left:3px solid var(--fire,#ff5a00);background:rgba(255,90,0,.06);border-radius:0 8px 8px 0}
.lab-instr__foot{margin-top:18px;font-size:.78rem;opacity:.55;line-height:1.5}
/* draggable splitter */
.lab-splitter{flex:0 0 6px;cursor:col-resize;background:rgba(255,90,0,.15);transition:background .12s}
.lab-splitter:hover{background:var(--fire,#ff5a00)}
.lab-instr-hidden .lab-splitter{display:none}
/* terminal side */
.lab-term{flex:1;min-width:0;background:#000;display:flex;flex-direction:column}
.lab-term__bar{flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;height:34px;padding:0 12px;background:#0e0e11;border-bottom:1px solid rgba(255,255,255,.08);font-family:'JetBrains Mono',monospace;font-size:.8rem;color:#8a8a99}
.lab-term__actions{display:flex;gap:8px}
.lab-term__reload{background:transparent;border:1px solid rgba(255,90,0,.4);color:var(--fire-2);border-radius:6px;padding:3px 10px;cursor:pointer;font-size:.78rem}
#termPaste{border-color:rgba(60,200,90,.5);color:#8aff9a}
#termPaste:hover{background:rgba(60,200,90,.14)}
.lab-term__reload:hover{background:rgba(255,90,0,.12)}
.lab-term__frame{flex:1;width:100%;border:0;display:block}
@media(max-width:760px){
  .lab-split{flex-direction:column}
  .lab-instr{flex:0 0 46%!important;width:auto!important;border-right:0;border-bottom:1px solid rgba(255,90,0,.2)}
  .lab-instr-hidden .lab-instr{flex-basis:0!important;border-bottom:0}
  .lab-splitter{display:none}
}


/* Die Track-Karten auf der Startseite sind jetzt Links (vorher <article>: ein
   Klick tat nichts, obwohl die Karte wie ein Einstieg aussieht). Der Anchor darf
   das Kartenbild nicht veraendern — keine Unterstreichung, geerbte Farbe. */
a.card.track { display: block; text-decoration: none; color: inherit; }
a.card.track:hover { text-decoration: none; }

/* ░░░░░░░░░░ scroll-reveal (15.10.2026) ░░░░░░░░░░
   The hidden state is gated behind html.fh-reveal, a class added ONLY by the
   inline script on index.html (and only when motion is allowed + IO supported).
   Every other page — and any browser without JS or with reduced-motion — never
   gets the class, so content is always visible by default. */
html.fh-reveal .section__head,
html.fh-reveal .feature,
html.fh-reveal .card,
html.fh-reveal .cert,
html.fh-reveal .codex-promo{
  opacity:0;transform:translateY(18px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
  will-change:opacity,transform;
}
html.fh-reveal .section__head.in,
html.fh-reveal .feature.in,
html.fh-reveal .card.in,
html.fh-reveal .cert.in,
html.fh-reveal .codex-promo.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  html.fh-reveal .section__head,
  html.fh-reveal .feature,
  html.fh-reveal .card,
  html.fh-reveal .cert,
  html.fh-reveal .codex-promo{opacity:1!important;transform:none!important;transition:none!important}
}

/* keyboard-visible focus ring for interactive elements */
a:focus-visible,summary:focus-visible,.chip:focus-visible,.tab:focus-visible,
input:focus-visible,.course-search__clear:focus-visible{
  outline:2px solid var(--fire-2);outline-offset:3px;border-radius:6px}


/* ░░░░░░░░░░ FURYHACK icon system (inline SVG, currentColor) — 15.10.2026 ░░░░░░░░░░ */
.ic{display:inline-block;width:1em;height:1em;flex:none;
  fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;
  vertical-align:middle}
.feature__icon{color:var(--fire-2-dk)}
.feature__icon .ic{width:26px;height:26px}
.track__icon{color:var(--fire-2-dk);line-height:0}
.track__icon .ic{width:32px;height:32px}
.course-card__icon{color:var(--fire-2-dk);line-height:0}
.course-card__icon .ic{width:28px;height:28px}

/* ░░░░░░░░░░ Course difficulty color system ░░░░░░░░░░ */
.diff-chip{display:inline-flex;align-items:center;gap:6px;
  font-family:var(--mono);font-size:.68rem;font-weight:700;letter-spacing:.03em;
  padding:2px 9px 2px 8px;border-radius:999px;border:1px solid;white-space:nowrap}
.diff-chip::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;flex:none}
.diff-chip--beginner{color:#15803d;background:rgba(21,128,61,.10);border-color:rgba(21,128,61,.35)}
.diff-chip--intermediate{color:#b45309;background:rgba(217,119,6,.12);border-color:rgba(217,119,6,.40)}
.diff-chip--advanced{color:#b91c1c;background:rgba(185,28,28,.10);border-color:rgba(185,28,28,.35)}
/* subtle top accent bar — sits above cover images, follows the card radius */
.course-card.diff-beginner::after,
.course-card.diff-intermediate::after,
.course-card.diff-advanced::after{content:"";position:absolute;top:0;left:0;right:0;height:3px;
  border-radius:var(--radius) var(--radius) 0 0;z-index:3;pointer-events:none}
.course-card.diff-beginner::after{background:#16a34a}
.course-card.diff-intermediate::after{background:#d97706}
.course-card.diff-advanced::after{background:#dc2626}

/* Mobile-QA 27.10.2026: lange Mail-Adresse im Footer + "Mark complete & next" sprengten 375px */
.footer__cols>*{min-width:0}
.footer__cols a{overflow-wrap:anywhere}
.reader__nav{flex-wrap:wrap}
@media(max-width:480px){.reader__nav .btn{white-space:normal;flex:1 1 auto}}