@font-face { font-family: "Inter"; src: url(/fonts/Inter-Regular.otf); font-weight: 400; }
@font-face { font-family: "Inter"; src: url(/fonts/Inter-Medium.otf); font-weight: 500; }
@font-face { font-family: "Inter"; src: url(/fonts/Inter-SemiBold.otf); font-weight: 600; }
@font-face { font-family: "Inter"; src: url(/fonts/Inter-Bold.otf); font-weight: 700; }
@font-face { font-family: "Plex"; src: url(/fonts/IBMPlexMono-Medium.ttf); font-weight: 500; }
@font-face { font-family: "Plex"; src: url(/fonts/IBMPlexMono-SemiBold.ttf); font-weight: 600; }

:root {
  --beige: #F5F0ED; --papel: #FBF8F6; --tinta: #17120F; --tinta-2: #5A514B;
  --azul: #C3D9E5; --ella: #BDD5E1; --pizarra: #485F70; --cera: #3F7CA0; --ambar: #F3CF8C; --linea: #E4DDD7;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body { background: var(--beige); color: var(--tinta); font: 400 16px/1.55 "Inter", system-ui, sans-serif; }
.wrap { max-width: 560px; margin: 0 auto; padding: 0 20px; }
h1, h2, h3 { font-weight: 600; line-height: 1.12; letter-spacing: -0.02em; text-wrap: balance; }
h1 { font-size: 38px; } h2 { font-size: 30px; } h3 { font-size: 20px; }
p { text-wrap: pretty; }
.mono { font: 500 12px/1.4 "Plex", monospace; letter-spacing: .12em; text-transform: uppercase; color: var(--tinta-2); }
mark { background: linear-gradient(176deg, transparent 8%, var(--azul) 10%, var(--azul) 88%, transparent 90%); color: inherit; padding: 0 .12em; border-radius: 3px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 0 22px; border-radius: 14px;
  background: var(--pizarra); color: #fff; font: 600 17px/1 "Inter"; text-decoration: none; border: 0; }
.btn.alt { background: transparent; color: var(--pizarra); border: 2px solid var(--pizarra); }
.card { background: var(--papel); border: 1px solid var(--linea); border-radius: 20px; padding: 20px; }
.crayon { filter: url(#cera); }
.small { font-size: 14px; color: var(--tinta-2); }