.hero{position:relative;overflow:hidden;text-align:center;background:radial-gradient(120% 120% at 50% -10%,var(--blue-tint)0%,var(--white)55%);padding:clamp(56px,12vw,132px) clamp(20px,5vw,48px) clamp(80px,14vw,150px)}.hero-inner{position:relative;z-index:2;max-width:760px;margin:0 auto}.eyebrow{text-transform:uppercase;letter-spacing:.18em;color:var(--blue);margin:0 0 18px;font-size:.78rem;font-weight:600}.hero-sub{color:var(--muted);max-width:540px;margin:20px auto 36px;font-size:clamp(1rem,2vw,1.18rem)}.hero-hint{color:var(--muted);margin-top:22px;font-size:.9rem}.hero-glow{position:absolute;pointer-events:none;z-index:1;background:radial-gradient(circle,#1a73e824,#0000 62%);width:680px;height:680px;top:-340px;left:50%;transform:translate(-50%)}.err-code{color:var(--blue-ink);letter-spacing:-.03em;position:relative;display:inline-block;margin:0 0 6px;font-family:Georgia,Iowan Old Style,Times New Roman,serif;font-size:clamp(5rem,18vw,11rem);font-weight:600;line-height:.9}.err-code .o{position:relative;color:var(--blue)}.err-code .o:after{content:"✈";position:absolute;color:#1a73e88c;animation:taxi 3.2s ease-in-out infinite;font-size:.42em;top:-.08em;left:50%;transform:translate(-50%)rotate(8deg)}@keyframes taxi{0%,to{transform:translate(-58%)rotate(6deg)}50%{transform:translate(-42%)rotate(12deg)}}.err-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:34px}.btn-primary,.btn-ghost{font:inherit;cursor:pointer;border-radius:999px;padding:13px 30px;transition:background .15s,transform .12s,border-color .15s;font-size:1rem;font-weight:600}.btn-primary{background:var(--blue);color:var(--white);border:1px solid var(--blue);box-shadow:var(--shadow-md)}.btn-primary:hover{background:var(--blue-deep);transform:translateY(-1px)}.btn-ghost{background:var(--white);color:var(--blue-ink);border:1px solid var(--line)}.btn-ghost:hover{border-color:var(--blue);transform:translateY(-1px)}