:root { --fondo: #0b0b0c; --texto: #dddbd7; --suave: #9aa3aa; --cian: #00d4ff; --menta: #00f5d4; --linea: #22292f; color-scheme: dark; }
* { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; background: radial-gradient(110% 80% at 85% 0%, rgba(0, 212, 255, .14), transparent 60%), radial-gradient(90% 70% at 0% 100%, rgba(0, 245, 212, .08), transparent 60%), var(--fondo); color: var(--texto); font: 400 1.08rem/1.7 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; display: flex; flex-direction: column; }
main { flex: 1; display: flex; flex-direction: column; justify-content: center; gap: 14px; padding: 48px max(24px, 6vw); }
.marca { margin: 0; text-transform: uppercase; letter-spacing: .16em; font-weight: 700; font-size: .78rem; color: var(--menta); }
h1 { margin: 0; font-size: clamp(3rem, 11vw, 7.5rem); line-height: 1; font-weight: 800; letter-spacing: -.03em; color: #f4f3f0; }
.lema { margin: 0; font-size: clamp(1.15rem, 2.4vw, 1.6rem); }
.lema.en { color: var(--suave); font-size: clamp(1rem, 1.8vw, 1.2rem); }
.accion { margin: 14px 0 0; display: flex; flex-wrap: wrap; gap: 12px; }
.accion a { display: inline-block; padding: 12px 26px; border: 1px solid var(--cian); border-radius: 50px; color: var(--cian); text-decoration: none; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; font-size: .85rem; }
.accion a:hover, .accion a:focus-visible { background: var(--cian); color: #000; outline: none; }
.accion a.sec { border-color: var(--linea); color: var(--texto); }
.accion a.sec:hover, .accion a.sec:focus-visible { border-color: var(--menta); background: transparent; color: var(--menta); }
footer { display: flex; flex-wrap: wrap; gap: 8px 22px; padding: 18px max(24px, 6vw) 26px; border-top: 1px solid var(--linea); color: var(--suave); font-size: .85rem; }
footer a { color: var(--suave); }
footer a:hover { color: var(--menta); }