/* ============================================================
   AORVIS — Components
   ============================================================ */

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--font-mono); font-size: var(--t-sm); font-weight: 500;
  letter-spacing: .02em;
  padding: .8rem 1.4rem;
  background: var(--blue); color: #fff;
  border: 1px solid var(--blue);
  border-radius: var(--radius);
  transition: background .25s var(--ease), transform .25s var(--ease), color .25s var(--ease);
}
.btn:hover { background: var(--abyss); border-color: var(--abyss); color: #fff; transform: translateY(-1px); }
.btn--sm { padding: .55rem 1rem; }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn--light { background: #fff; color: var(--ink); border-color: #fff; }
.btn--light:hover { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn .arrow { transition: transform .3s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

/* Inline text link with animated arrow */
.tlink {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--font-mono); font-size: var(--t-sm); letter-spacing: .02em;
  color: var(--blue);
}
.tlink .arrow { transition: transform .3s var(--ease); }
.tlink:hover .arrow { transform: translateX(5px); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: calc(100svh - var(--header-h));
  display: flex; align-items: center;
  overflow: hidden;
}
.hero__canvas {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%;
}
.hero__inner { position: relative; z-index: 2; width: 100%; padding-block: 4rem; }
.hero__eyebrow { margin-bottom: 1.75rem; }
.hero h1 {
  font-size: var(--t-hero);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 0.93;
  max-width: 16ch;
}
.hero__sub {
  margin-top: 1.75rem; max-width: 46ch;
  font-size: var(--t-md); color: var(--slate);
}
.hero__cta { margin-top: 2.5rem; display: flex; gap: 1rem; flex-wrap: wrap; }
.hero__readout {
  position: absolute; right: clamp(1.25rem,4vw,3rem); bottom: 2rem; z-index: 2;
  text-align: right; color: var(--muted);
  font-family: var(--font-mono); font-size: var(--t-xs); line-height: 1.7;
  letter-spacing: .06em;
}
.hero__readout b { color: var(--blue); font-weight: 500; }
@media (max-width: 720px){ .hero__readout { display:none; } }

/* ---------- Stat strip ---------- */
.stats { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line); }
@media (max-width: 720px){ .stats { grid-template-columns: repeat(2,1fr); } }
.stat { background: var(--bg); padding: 2rem clamp(1rem,3vw,2rem); }
.stat__num { font-family: var(--font-display); font-size: var(--t-3xl); color: var(--blue); letter-spacing: -.03em; }
.stat__num small { font-size: .5em; color: var(--ink); }
.stat__label { margin-top: .5rem; font-size: var(--t-sm); color: var(--slate); }

/* ---------- Cards ---------- */
.card {
  position: relative; background: var(--bg);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: flex; flex-direction: column; gap: .85rem;
  min-height: 100%;
  transition: background .3s var(--ease);
}
.card:hover { background: var(--blue-04); }
.card__code { font-family: var(--font-mono); font-size: var(--t-xs); color: var(--blue); letter-spacing:.12em; }
.card h3 { font-size: var(--t-lg); }
.card p { color: var(--text-soft); font-size: var(--t-sm); }
.card .tlink { margin-top: auto; }
.card--link::after {
  content: ""; position: absolute; inset: 0;
}
.card__arrow { position: absolute; top: 1.5rem; right: 1.5rem; color: var(--muted); transition: transform .3s var(--ease), color .3s var(--ease); }
.card:hover .card__arrow { color: var(--blue); transform: translate(3px,-3px); }

/* Article card with cover */
.acard { background: var(--bg); display: flex; flex-direction: column; min-height: 100%; }
.acard__cover { aspect-ratio: 16/10; overflow: hidden; background: var(--paper); }
.acard__cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.acard:hover .acard__cover img { transform: scale(1.04); }
.acard__body { padding: 1.5rem; display: flex; flex-direction: column; gap: .6rem; flex: 1; }
.acard__meta { font-family: var(--font-mono); font-size: var(--t-xs); color: var(--muted); letter-spacing: .06em; display:flex; gap:.75rem; }
.acard__meta .tag { color: var(--blue); }
.acard h3 { font-size: var(--t-md); line-height: 1.2; }
.acard p { color: var(--text-soft); font-size: var(--t-sm); }

/* ---------- Process steps (genuine 01–05 sequence) ---------- */
.steps { border-top: 1px solid var(--line); }
.step {
  display: grid; gap: 1rem; padding-block: clamp(1.75rem, 3.5vw, 2.75rem);
  border-bottom: 1px solid var(--line);
}
@media (min-width: 820px){ .step { grid-template-columns: 90px 1fr 1.1fr; gap: 2.5rem; align-items: start; } }
.step__num { font-family: var(--font-mono); font-size: var(--t-lg); color: var(--blue); }
.step__title { font-family: var(--font-display); font-size: var(--t-lg); font-weight: 600; letter-spacing: -.02em; }
.step__body { color: var(--text-soft); font-size: var(--t-sm); }
.step__body li { position: relative; padding-left: 1.1rem; margin-block: .35rem; }
.step__body li::before { content: "›"; position: absolute; left: 0; color: var(--blue); }

/* ---------- Feature row ---------- */
.feature { padding: clamp(1.5rem,3vw,2.25rem); background: var(--bg); }
.feature__code { font-family: var(--font-mono); color: var(--blue); font-size: var(--t-sm); }
.feature h3 { font-size: var(--t-lg); margin: .65rem 0 .6rem; }
.feature p { color: var(--text-soft); font-size: var(--t-sm); }

/* ---------- Pull quote ---------- */
.pull {
  font-family: var(--font-display); font-weight: 500;
  font-size: var(--t-xl); line-height: 1.25; letter-spacing: -.02em;
  color: var(--ink); max-width: 24ch;
}

/* ---------- CTA band ---------- */
.cta-band { background: var(--ink); color: #fff; }
.cta-band h2 { font-size: var(--t-2xl); color:#fff; max-width: 18ch; }
.cta-band p { color: rgba(255,255,255,.65); margin-top: 1rem; max-width: 42ch; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: rgba(255,255,255,.7); padding-block: clamp(3.5rem,6vw,5.5rem) 2.5rem; }
.site-footer__top { display: grid; gap: 3rem; }
@media (min-width: 900px){ .site-footer__top { grid-template-columns: 1fr 1.6fr; } }
.site-footer__brand img { width: 150px; }
.site-footer__line { margin-top: 1.25rem; color: rgba(255,255,255,.8); font-family: var(--font-display); font-size: var(--t-md); max-width: 22ch; }
.site-footer__coord { margin-top: 1rem; font-size: var(--t-xs); color: rgba(255,255,255,.4); letter-spacing: .08em; }
.site-footer__cols { display: grid; grid-template-columns: repeat(2,1fr); gap: 2rem; }
@media (min-width: 620px){ .site-footer__cols { grid-template-columns: repeat(4,1fr); } }
.site-footer__col h3 { margin-bottom: 1.1rem; }
.site-footer__col li { margin-block: .55rem; }
.site-footer__col a, .site-footer__col span { color: rgba(255,255,255,.7); font-size: var(--t-sm); }
.site-footer__col a:hover { color: #fff; }
.site-footer__base {
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  margin-top: clamp(3rem,5vw,4.5rem); padding-top: 1.75rem;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: var(--t-xs); color: rgba(255,255,255,.45);
}

/* ---------- Scroll reveals ---------- */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal-stagger] > * { opacity: 0; transform: translateY(18px); transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }
[data-reveal-stagger].is-in > * { opacity: 1; transform: none; }
[data-reveal-stagger].is-in > *:nth-child(2){ transition-delay:.06s; }
[data-reveal-stagger].is-in > *:nth-child(3){ transition-delay:.12s; }
[data-reveal-stagger].is-in > *:nth-child(4){ transition-delay:.18s; }
[data-reveal-stagger].is-in > *:nth-child(5){ transition-delay:.24s; }
[data-reveal-stagger].is-in > *:nth-child(6){ transition-delay:.30s; }

/* Parallax layer (translateY driven by JS) */
[data-parallax] { will-change: transform; }

@media (prefers-reduced-motion: reduce){
  [data-reveal],[data-reveal-stagger] > * { opacity:1 !important; transform:none !important; }
}