/* Landing page — Irving Lopez brand (near-black, sky blue, Inter). */
:root {
  --sky: #0ea5e9; --sky-light: #38bdf8; --blue: #0369a1;
  --bg: #080808; --card: #141414; --border: #242424;
  --white: #f2f2f2; --text: #c8c8c8; --muted: #8a8a8a;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); line-height: 1.55; }
a { color: var(--sky-light); }
h1, h2, h3 { color: var(--white); letter-spacing: -0.02em; line-height: 1.15; }

.mark { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; border-radius: 7px; background: var(--sky); color: #fff; font-weight: 700; font-size: 13px; }
.nav { display: flex; justify-content: space-between; align-items: center; max-width: 960px; margin: 0 auto; padding: calc(14px + env(safe-area-inset-top, 0px)) 16px 14px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--white); text-decoration: none; font-weight: 700; font-size: 18px; }
.nav__cta { color: var(--white); text-decoration: none; font-weight: 600; padding: 10px 16px; border: 1px solid var(--border); border-radius: 10px; }

.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 26px; border-radius: 12px; font-weight: 700; font-size: 17px; text-decoration: none; }
.btn-primary { background: var(--sky); color: #04131c; }
.btn-primary:hover { background: var(--sky-light); }

section { max-width: 960px; margin: 0 auto; padding: 48px 16px; }
.hero { padding-top: 40px; }
.eyebrow { color: var(--sky-light); font-weight: 600; margin: 0 0 10px; }
.hero h1 { font-size: clamp(32px, 7vw, 54px); margin: 0 0 16px; max-width: 14em; }
.hero h1 span { color: var(--sky); }
.lead { font-size: 18px; max-width: 36em; margin: 0 0 24px; }
.fine { color: var(--muted); font-size: 14px; }

.steps h2, .cta h2 { font-size: 28px; margin: 0 0 18px; }
.steps ol { margin: 0; padding-left: 1.3em; display: grid; gap: 12px; max-width: 40em; }
.steps strong { color: var(--white); }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.feature { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 20px; }
.feature h3 { margin: 0 0 6px; font-size: 18px; }
.feature p { margin: 0; }

.cta { text-align: center; }
.cta p { margin: 0 0 20px; }
.footer { border-top: 1px solid var(--border); text-align: center; padding: 24px 16px calc(24px + env(safe-area-inset-bottom, 0px)); color: var(--muted); font-size: 14px; }