/* ============================================================
   AuraLink Studio — design system
   Dark, premium, creative-tool aesthetic (à la House of Kush)
   ============================================================ */

:root{
  --bg:        #08080a;
  --bg-2:      #0e0e12;
  --panel:     #121218;
  --panel-2:   #16161d;
  --line:      #26262f;
  --line-2:    #33333f;
  --text:      #f3f3f6;
  --muted:     #9a9aa6;
  --muted-2:   #6f6f7c;
  --accent:    #35e0d0;   /* electric aura cyan */
  --accent-2:  #7b5cff;   /* violet */
  --accent-3:  #ff5c7a;   /* reaper magenta */
  --grad:      linear-gradient(120deg, var(--accent) 0%, var(--accent-2) 100%);
  --grad-soft: linear-gradient(120deg, rgba(53,224,208,.14), rgba(123,92,255,.14));
  --radius:    16px;
  --radius-sm: 10px;
  --maxw:      1180px;
  --font:      "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --display:   "Space Grotesk", var(--font);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{list-style:none}
code{
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  font-size:.86em;background:rgba(53,224,208,.08);color:var(--accent);
  border:1px solid var(--line-2);border-radius:6px;padding:.12em .45em;
}

/* ---- layout helpers ---- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:110px 0;position:relative}
.section--tight{padding:70px 0}
.eyebrow{
  font-family:var(--display);
  font-size:.78rem;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--accent);
  font-weight:600;
  margin-bottom:18px;
  display:inline-block;
}
h1,h2,h3{font-family:var(--display);font-weight:700;letter-spacing:-.02em;line-height:1.05}
h2.title{font-size:clamp(2rem,5vw,3.4rem);margin-bottom:20px}
.lead{font-size:1.15rem;color:var(--muted);max-width:620px}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--display);font-weight:600;font-size:.95rem;
  padding:14px 26px;border-radius:100px;border:1px solid transparent;
  cursor:pointer;transition:.2s transform,.2s box-shadow,.2s background,.2s border-color;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--grad);color:#04040a;box-shadow:0 8px 30px rgba(53,224,208,.25)}
.btn--primary:hover{box-shadow:0 12px 40px rgba(123,92,255,.35)}
.btn--ghost{background:rgba(255,255,255,.04);border-color:var(--line-2);color:var(--text)}
.btn--ghost:hover{border-color:var(--accent);background:rgba(53,224,208,.06)}
.btn--sm{padding:10px 18px;font-size:.85rem}

.tag{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.72rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  padding:5px 12px;border-radius:100px;border:1px solid var(--line-2);
  color:var(--muted);background:rgba(255,255,255,.02);
}
.tag--live{color:var(--accent);border-color:rgba(53,224,208,.4)}
.tag--soon{color:var(--accent-3);border-color:rgba(255,92,122,.4)}
.dot{width:6px;height:6px;border-radius:50%;background:currentColor}

/* ============================================================ NAV */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  transition:.3s background,.3s border-color,.3s backdrop-filter;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(8,8,10,.82);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--display);font-weight:700;font-size:1.05rem;letter-spacing:-.01em}
.brand__mark{width:30px;height:30px}
.brand small{display:block;font-size:.62rem;letter-spacing:.22em;color:var(--muted-2);text-transform:uppercase;font-weight:500;margin-top:1px}
.nav__links{display:flex;align-items:center;gap:34px}
.nav__links a{font-size:.92rem;color:var(--muted);transition:.2s color}
.nav__links a:hover{color:var(--text)}
.nav__cta{display:flex;align-items:center;gap:14px}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav__burger span{width:22px;height:2px;background:var(--text);transition:.2s}

/* ============================================================ HERO */
.hero{position:relative;padding:170px 0 90px;overflow:hidden}
.hero__glow{
  position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(600px 400px at 78% 12%, rgba(123,92,255,.20), transparent 60%),
    radial-gradient(560px 420px at 12% 40%, rgba(53,224,208,.16), transparent 60%);
}
.hero__grid{
  position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.4;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);
}
.hero__inner{position:relative;z-index:2;max-width:820px}
.hero h1{font-size:clamp(2.6rem,7vw,5.2rem);margin:22px 0 24px}
.hero h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:1.25rem;max-width:600px}
.hero__actions{display:flex;gap:14px;margin-top:38px;flex-wrap:wrap}
.hero__meta{
  display:inline-flex;margin-top:52px;
  border:1px solid var(--line);border-radius:16px;
  background:rgba(255,255,255,.02);overflow:hidden;
}
.hero__meta div{padding:18px 30px;border-left:1px solid var(--line);text-align:left}
.hero__meta div:first-child{border-left:none}
.hero__meta b{font-family:var(--display);font-size:1.7rem;line-height:1;display:block;margin-bottom:7px;letter-spacing:-.02em}
.hero__meta span{font-size:.82rem;color:var(--muted-2);white-space:nowrap}

/* ============================================================ PRODUCTS GRID */
.products{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.pcard{
  position:relative;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--panel);overflow:hidden;transition:.3s transform,.3s border-color,.3s box-shadow;
  display:flex;flex-direction:column;
}
.pcard:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:0 20px 50px rgba(0,0,0,.45)}
.pcard__visual{
  height:220px;position:relative;overflow:hidden;
  background:radial-gradient(120% 120% at 50% 0%,rgba(255,255,255,.05),transparent 70%),var(--bg-2);
  display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line);
}
.pcard__visual::after{content:"";position:absolute;inset:0;background:var(--grad-soft);opacity:0;transition:.3s}
.pcard:hover .pcard__visual::after{opacity:1}
.pcard__logo{width:84px;height:84px;object-fit:contain;position:relative;z-index:2;filter:drop-shadow(0 8px 26px rgba(53,224,208,.28))}
.pcard__wave{position:absolute;bottom:0;left:0;right:0;height:70px;opacity:.5}
.pcard__body{padding:28px 28px 28px;display:flex;flex-direction:column;gap:16px;flex:1}
.pcard__head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.pcard h3{font-size:1.45rem}
.pcard__body p{color:var(--muted);font-size:.98rem;flex:1;min-height:5.2em}
.pcard__plats{display:flex;gap:8px;flex-wrap:wrap}
.pcard__foot{display:flex;gap:12px;align-items:center;margin-top:4px;padding-top:18px;border-top:1px solid var(--line)}

.chip{font-size:.74rem;color:var(--muted-2);border:1px solid var(--line);padding:4px 10px;border-radius:8px}

/* ============================================================ WHY / FEATURES */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feature{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);
  padding:30px 26px;transition:.3s border-color,.3s background;
}
.feature:hover{border-color:var(--line-2);background:var(--panel-2)}
.feature__ic{
  width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--grad-soft);border:1px solid var(--line-2);margin-bottom:18px;color:var(--accent);
}
.feature h3{font-size:1.12rem;margin-bottom:9px}
.feature p{color:var(--muted);font-size:.93rem}

/* spec list */
.specs{display:grid;grid-template-columns:repeat(2,1fr);gap:0 40px;margin-top:10px}
.specs li{display:flex;gap:12px;padding:16px 0;border-bottom:1px solid var(--line);align-items:flex-start}
.specs li:nth-last-child(-n+2){border-bottom:none}
.specs li svg{flex-shrink:0;color:var(--accent);margin-top:3px}
.specs b{font-family:var(--display);font-size:.98rem;display:block}
.specs span{color:var(--muted);font-size:.9rem}

/* ============================================================ DOWNLOAD / CTA band */
.band{
  border:1px solid var(--line);border-radius:24px;overflow:hidden;position:relative;
  background:linear-gradient(120deg,var(--panel),var(--bg-2));
  padding:70px 60px;
}
.band__glow{position:absolute;inset:0;background:radial-gradient(500px 300px at 85% 20%,rgba(123,92,255,.22),transparent 60%);pointer-events:none}
.band__inner{position:relative;z-index:2;max-width:640px}
.band h2{font-size:clamp(1.8rem,4vw,2.8rem);margin-bottom:16px}

/* download rows */
.dl-list{display:flex;flex-direction:column;gap:14px;margin-top:8px}
.dl-row{
  display:flex;align-items:center;gap:18px;padding:20px 22px;
  border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);
  transition:.25s border-color,.25s background;
}
.dl-row:hover{border-color:var(--accent);background:var(--panel-2)}
.dl-row__ic{width:44px;height:44px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:10px;background:var(--bg-2);border:1px solid var(--line);color:var(--text)}
.dl-row__meta{flex:1;min-width:0}
.dl-row__meta b{font-family:var(--display);font-size:1rem;display:block}
.dl-row__meta span{font-size:.84rem;color:var(--muted-2)}

/* ============================================================ FOOTER */
.foot{border-top:1px solid var(--line);padding:70px 0 40px;background:var(--bg-2)}
.foot__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:50px}
.foot h4{font-family:var(--display);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);margin-bottom:18px}
.foot ul li{margin-bottom:11px}
.foot ul a{color:var(--muted);font-size:.92rem;transition:.2s}
.foot ul a:hover{color:var(--accent)}
.foot__brand p{color:var(--muted);font-size:.92rem;max-width:280px;margin-top:14px}
.foot__bottom{display:flex;justify-content:space-between;align-items:center;padding-top:26px;border-top:1px solid var(--line);color:var(--muted-2);font-size:.85rem;flex-wrap:wrap;gap:12px}

/* ============================================================ breadcrumb / product hero */
.phero{padding:150px 0 60px;position:relative;overflow:hidden}
.phero__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.phero__badge{width:112px;height:112px;object-fit:contain;margin-bottom:14px}
.phero h1{font-size:clamp(2.2rem,5vw,3.6rem);margin:16px 0 18px}
.phero .lead{font-size:1.15rem}
.phero__visual{
  aspect-ratio:4/3;border-radius:20px;border:1px solid var(--line);
  background:radial-gradient(120% 120% at 50% 0%,rgba(255,255,255,.06),transparent 65%),var(--panel);
  display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;
}
.crumb{font-size:.85rem;color:var(--muted-2);margin-bottom:8px}
.crumb a:hover{color:var(--accent)}

/* reveal animation */
.reveal{opacity:0;transform:translateY(24px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ============================================================ RESPONSIVE */
@media(max-width:900px){
  .nav__links,.nav__cta .btn{display:none}
  .nav__burger{display:flex}
  .products,.grid-3,.grid-4,.specs,.foot__grid,.phero__inner{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .section{padding:80px 0}
  .band{padding:48px 26px}
  .foot__grid{gap:32px}
  .hero__meta{gap:20px}
  /* mobile menu */
  .nav__links.open{
    display:flex;position:absolute;top:70px;left:0;right:0;flex-direction:column;gap:0;
    background:rgba(8,8,10,.97);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);padding:10px 24px 20px;
  }
  .nav__links.open a{padding:14px 0;border-bottom:1px solid var(--line);width:100%}
}
@media(max-width:560px){
  .grid-4{grid-template-columns:1fr}
  .hero__actions .btn{width:100%;justify-content:center}
  .hero__meta{display:flex;flex-direction:column;width:100%}
  .hero__meta div{border-left:none;border-top:1px solid var(--line);padding:16px 22px}
  .hero__meta div:first-child{border-top:none}
}