/* ═══════════════════════════════════════ LARYA.AI — DESIGN SYSTEM ═══════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&display=swap');
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --navy:#0D1B2A;--mid:#1B2838;--blue:#2979FF;--lb:#00B0FF;
  --cyan:#40C4FF;--pale:#E3F2FD;--ice:#FAFBFF;--gray:#7B8794;--dg:#3A4A5C;
  --violet:#7C4DFF;--lav:#B388FF;--teal:#00BFA5;--mint:#1DE9B6;--orange:#FF6D00;
  --r:16px;--rs:10px;
  --sh:0 4px 24px rgba(13,27,42,.08);--shl:0 12px 48px rgba(13,27,42,.12);
}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;color:var(--navy);background:var(--ice);line-height:1.6;overflow-x:hidden}
a{color:var(--blue);text-decoration:none;transition:all .2s}a:hover{color:var(--lb)}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
@media(max-width:600px){.container{padding:0 16px}}
.mono{font-family:'JetBrains Mono',monospace}
.grad{background:linear-gradient(135deg,var(--blue),var(--lb));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:50px;font-weight:600;font-size:.95rem;border:none;cursor:pointer;transition:all .3s;font-family:inherit}
@media(max-width:600px){.btn{width:100%;justify-content:center;padding:12px 24px;font-size:.9rem}}
.btn-p{background:linear-gradient(135deg,var(--blue),var(--lb));color:#fff;box-shadow:0 4px 20px rgba(41,121,255,.3)}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(41,121,255,.4)}
.btn-o{background:transparent;color:var(--blue);border:2px solid rgba(41,121,255,.3)}
.btn-o:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
.btn-w{background:#fff;color:var(--blue);font-weight:700}.btn-w:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(0,0,0,.15)}
.tag{display:inline-block;font-size:.7rem;font-weight:800;letter-spacing:3.5px;text-transform:uppercase;color:var(--blue);margin-bottom:12px}
.stitle{font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;line-height:1.12;margin-bottom:20px;letter-spacing:-.5px}
.sdesc{font-size:1.05rem;color:var(--gray);max-width:600px;line-height:1.75}
.glass{background:rgba(255,255,255,.6);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.3)}
.card{background:#fff;border-radius:var(--r);border:1px solid rgba(13,27,42,.04);transition:all .3s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shl);border-color:rgba(41,121,255,.1)}

/* ═══ NAV ═══ */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 0;transition:all .3s}
.nav.scrolled{background:rgba(250,251,255,.92);backdrop-filter:blur(20px);box-shadow:0 1px 20px rgba(13,27,42,.06);padding:10px 0}
.nav-inner{display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:8px;text-decoration:none}
.nav-logo svg{width:34px;height:34px}
.nav-brand{font-size:1.3rem;font-weight:400;letter-spacing:3px;color:var(--navy)}
.nav-brand .y{color:var(--blue)}.nav-brand .ai{font-size:.65rem;font-weight:700;color:var(--blue)}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{color:var(--dg);font-size:.88rem;font-weight:500;position:relative}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--blue);transition:width .3s}
.nav-links a:hover::after{width:100%}.nav-links a:hover{color:var(--navy)}
.nav-links a.active{color:var(--blue)}
.nav-links a.active::after{width:100%}
.nav-links.show{position:absolute;top:60px;left:0;right:0;flex-direction:column;background:rgba(250,251,255,.98);backdrop-filter:blur(20px);padding:24px;gap:0;box-shadow:0 4px 24px rgba(13,27,42,.1)}
.nav-links.show a{padding:14px 0;border-bottom:1px solid rgba(13,27,42,.05)}
.nav-links.show a:last-child{border:none}
.nav-cta{padding:10px 22px!important;font-size:.82rem!important;background:linear-gradient(135deg,var(--blue),var(--lb));color:#fff!important;border-radius:50px}
.nav-cta::after{display:none!important}
.mobile-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;z-index:1001}
.mobile-toggle span{display:block;width:22px;height:2px;background:var(--navy);margin:5px 0;transition:.3s}
.mobile-toggle.active span:nth-child(1){transform:rotate(45deg) translate(8px,8px)}
.mobile-toggle.active span:nth-child(2){opacity:0}
.mobile-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(8px,-8px)}

/* ═══ FOOTER ═══ */
.footer{padding:60px 0 30px;background:var(--navy);color:rgba(255,255,255,.5)}
.ft-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.ft-brand .logo-text{font-size:1.2rem;font-weight:400;letter-spacing:3px;color:#fff;margin-bottom:12px}
.ft-brand .logo-text .y{color:var(--blue)}.ft-brand .logo-text .ai{font-size:.6rem;font-weight:700;color:var(--blue)}
.ft-brand p{font-size:.85rem;line-height:1.7}
.ft-col h4{font-size:.75rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:rgba(255,255,255,.7);margin-bottom:16px}
.ft-col a{display:block;font-size:.85rem;color:rgba(255,255,255,.4);padding:4px 0;transition:color .2s}
.ft-col a:hover{color:var(--blue)}
.ft-bottom{padding-top:28px;border-top:1px solid rgba(255,255,255,.06);display:flex;justify-content:space-between;font-size:.75rem;flex-wrap:wrap;gap:12px}

/* ═══ RESPONSIVE ═══ */
@media(max-width:900px){
  .nav-links{display:none}.mobile-toggle{display:block}
  .ft-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-logo svg{width:28px;height:28px}
  .nav-brand{font-size:1rem;letter-spacing:2px}
  .stitle{font-size:clamp(1.5rem,3.5vw,2.4rem)}
  .sdesc{font-size:.95rem}
}
@media(max-width:600px){
  .ft-grid{grid-template-columns:1fr}
  .nav-logo svg{width:24px;height:24px}
  .nav-brand{font-size:.9rem;letter-spacing:1.5px}
  .stitle{font-size:clamp(1.3rem,3vw,2rem)}
  .sdesc{font-size:.9rem}
  .tag{font-size:.65rem;letter-spacing:2px}
  .nav-cta{padding:8px 18px!important;font-size:.75rem!important}
}