/* Ailon-Glandt Consulting S.L. — no external dependencies, no webfonts, no cookies. */

:root {
  --bg:      #0b0d10;
  --bg-lift: #12161b;
  --line:    #232a32;
  --text:    #e6e9ec;
  --muted:   #9aa5b1;
  --accent:  #5ec8a0;
  --accent-d:#3f9d7c;
  --wrap: 68rem;
  --gut: 1.5rem;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
}

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut); }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 0.2em; }

h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0; font-weight: 600; }
h1 { font-size: clamp(2.1rem, 6vw, 3.6rem); }
h2 { font-size: clamp(1.5rem, 3.4vw, 2.1rem); }
h3 { font-size: 1.1875rem; letter-spacing: -0.01em; }
p  { margin: 0 0 1.1rem; }
p:last-child { margin-bottom: 0; }

.lede  { font-size: clamp(1.0625rem, 2.1vw, 1.25rem); color: var(--muted); max-width: 44ch; }
.muted { color: var(--muted); }

.eyebrow {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); margin: 0 0 1rem;
}

/* ---------- header ---------- */

.site-head {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-head .wrap {
  display: flex; align-items: center; gap: 1rem;
  min-height: 4.25rem; flex-wrap: wrap;
}
.brand {
  color: var(--text); font-weight: 600; letter-spacing: -0.015em;
  margin-right: auto; font-size: 1.0625rem;
}
.brand:hover { text-decoration: none; color: var(--accent); }
.brand .sl { color: var(--muted); font-weight: 400; }
.nav { display: flex; gap: 1.35rem; align-items: center; flex-wrap: wrap; }
.nav a { color: var(--muted); font-size: 0.9375rem; }
.nav a:hover { color: var(--text); text-decoration: none; }
.nav .lang {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.75rem; letter-spacing: 0.08em;
  border: 1px solid var(--line); border-radius: 0.375rem; padding: 0.25rem 0.5rem;
}

/* ---------- buttons ---------- */

.btn {
  display: inline-block; padding: 0.8rem 1.4rem; border-radius: 0.5rem;
  font-size: 0.9375rem; font-weight: 500; border: 1px solid transparent;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--accent); color: #06231a; }
.btn-primary:hover { background: var(--accent-d); }
.btn-ghost { border-color: var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--muted); }
.btn-row { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 2rem; }

/* ---------- sections ---------- */

section { border-top: 1px solid var(--line); }
section:first-of-type { border-top: 0; }
.pad { padding-block: clamp(3.5rem, 8vw, 6rem); }

.hero { padding-block: clamp(4.5rem, 12vw, 8.5rem); }
.hero h1 { max-width: 30ch; }
.hero .lede { margin-top: 1.5rem; }

.grid { display: grid; gap: 2.5rem; }
@media (min-width: 46rem) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

.card h3 { margin-bottom: 0.6rem; }
.card p  { color: var(--muted); font-size: 1rem; }

/* case studies */
.case { border-left: 2px solid var(--accent); padding-left: 1.5rem; }
.case + .case { margin-top: 3.5rem; }
.case .kicker {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted); display: block; margin-bottom: 0.5rem;
}
.case h3 { font-size: 1.375rem; margin-bottom: 0.9rem; }
.case p { max-width: 62ch; }
.case .note { color: var(--muted); font-size: 0.9375rem; }

/* how we work */
.rows { display: grid; gap: 0; margin-top: 2.5rem; }
.row { display: grid; gap: 0.35rem 2rem; padding-block: 1.5rem; border-top: 1px solid var(--line); }
.row:last-child { border-bottom: 1px solid var(--line); }
@media (min-width: 46rem) { .row { grid-template-columns: 16rem 1fr; } }
.row h3 { font-size: 1.0625rem; }
.row p { color: var(--muted); font-size: 1rem; }

/* contact */
.contact-mail { font-size: clamp(1.25rem, 3.5vw, 1.75rem); font-weight: 600; letter-spacing: -0.02em; }

/* ---------- footer ---------- */

.site-foot {
  border-top: 1px solid var(--line); padding-block: 2.5rem;
  color: var(--muted); font-size: 0.875rem;
}
.site-foot .wrap { display: flex; gap: 1rem 2rem; flex-wrap: wrap; align-items: baseline; }
.site-foot .legal { margin-right: auto; }
.site-foot nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.site-foot a { color: var(--muted); }
.site-foot a:hover { color: var(--text); }

/* ---------- legal pages ---------- */

.doc { padding-block: clamp(3rem, 7vw, 5rem); }
.doc h1 { font-size: clamp(1.75rem, 4.5vw, 2.5rem); margin-bottom: 0.5rem; }
.doc .updated { color: var(--muted); font-size: 0.875rem; margin-bottom: 3rem; }
.doc h2 { font-size: 1.25rem; margin-top: 2.75rem; margin-bottom: 0.75rem; }
.doc p, .doc li { max-width: 68ch; color: var(--muted); }
.doc strong { color: var(--text); font-weight: 600; }
.doc ul { padding-left: 1.25rem; }
.doc li { margin-bottom: 0.4rem; }
.doc dl { display: grid; gap: 0.5rem 1.5rem; max-width: 46rem; margin: 0; }
@media (min-width: 40rem) { .doc dl { grid-template-columns: 12rem 1fr; } }
.doc dt { color: var(--text); font-weight: 500; }
.doc dd { margin: 0; color: var(--muted); }

.todo {
  background: #2a1f08; border: 1px solid #6b4f14; color: #f3d894;
  padding: 0.15rem 0.45rem; border-radius: 0.25rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8125rem;
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 0.25rem; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: var(--gut); top: 0.5rem; background: var(--accent); color: #06231a; padding: 0.5rem 0.9rem; border-radius: 0.375rem; z-index: 50; }

/* headline result inside a case study */
.stat {
  display: flex; align-items: baseline; gap: 0.85rem; flex-wrap: wrap;
  margin-top: 1.6rem; padding-top: 1.35rem;
  border-top: 1px solid var(--line); max-width: 62ch;
}
.stat b {
  font-size: clamp(2.1rem, 5.5vw, 2.9rem); color: var(--accent);
  font-weight: 600; letter-spacing: -0.03em; line-height: 1;
}
.stat span { color: var(--muted); font-size: 1rem; max-width: 34ch; }

/* logo mark in the header */
.brand { display: inline-flex; align-items: center; gap: 0.6rem; }
.brand img { width: 30px; height: 30px; display: block; flex: none; }

/* demo recording inside a case study */
.demo { margin: 1.9rem 0 0; max-width: 560px; }
.demo video {
  width: 100%; height: auto; display: block; background: #0b0d10;
  border: 1px solid var(--line); border-radius: 0.5rem;
}
.demo figcaption { color: var(--muted); font-size: 0.875rem; margin-top: 0.7rem; }
@media (prefers-reduced-motion: reduce) { .demo video { animation: none; } }