/* ============================================================
   HEFKA GROUP — site styles
   Brand Direction A · Ink / Bone · Inter + JetBrains Mono
============================================================ */

* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --maxw: 1440px;
  --gutter: clamp(20px, 3vw, 48px);
  --line: 1px;
  --ease: cubic-bezier(.2,.7,.2,1);

  --ink: #0E0E0E;
  --bone: #F1ECDD;
  --paper: #FFFFFF;

  --bg: var(--ink);
  --bg-2: #161616;
  --fg: var(--bone);
  --fg-dim: rgba(241,236,221,0.55);
  --rule: rgba(241,236,221,0.14);
  --accent: var(--bone);
  --placeholder-a: #1C1B19;
  --placeholder-b: #232220;
  --placeholder-fg: rgba(241,236,221,0.30);

  --f-display: 'Inter', system-ui, sans-serif;
  --f-body: 'Inter', system-ui, sans-serif;
  --f-mono: 'JetBrains Mono', monospace;
  --f-italic: 'Inter', system-ui, sans-serif;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  font-family: var(--f-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.5;
}

em, i { font-family: var(--f-italic); font-style: italic; font-weight: 400; }
.hero-headline em,
.contact-title em { font-style: italic; font-weight: 800; }

::selection { background: var(--fg); color: var(--bg); }

a { color: inherit; text-decoration: none; }

/* ---- NAV ---- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px var(--gutter);
  background: color-mix(in oklab, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: var(--line) solid transparent;
  transition: border-color .25s var(--ease);
}
.nav.is-scrolled { border-bottom-color: var(--rule); }

.brand { display: flex; align-items: center; gap: 12px; color: var(--fg); }
.brand-mark {
  width: 32px; height: 32px;
  background: var(--bone); color: var(--ink);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--f-display); font-weight: 900;
  font-size: 16px; line-height: 1; letter-spacing: -.04em;
}
.brand-word {
  font-family: var(--f-display);
  font-size: 14px; letter-spacing: .07em; font-weight: 800;
  color: var(--fg);
}

.nav-links { display: flex; gap: 28px; align-items: center; font-family: var(--f-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.nav-links a { color: var(--fg-dim); transition: color .2s var(--ease); }
.nav-links a:hover { color: var(--fg); }
.nav-cta {
  color: var(--fg) !important;
  border: var(--line) solid var(--fg);
  padding: 8px 14px;
  transition: background .2s var(--ease), color .2s var(--ease);
}
.nav-cta:hover { background: var(--fg); color: var(--bg) !important; }

/* ---- HERO ---- */
.hero {
  padding: calc(96px + 24px) var(--gutter) 60px;
  border-bottom: var(--line) solid var(--rule);
}
.hero-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto auto auto;
  gap: 18px 24px;
  max-width: var(--maxw);
  margin: 0 auto;
}

.hero-eyebrow {
  grid-column: 1 / 7;
  display: flex; align-items: center; gap: 10px;
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--fg-dim);
  padding-bottom: 14px;
  border-bottom: var(--line) solid var(--rule);
  align-self: start;
}
.dot { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; display: inline-block; }

.hero-headline {
  grid-column: 1 / 7;
  font-family: var(--f-display);
  font-size: clamp(40px, 5.6vw, 84px);
  line-height: .92;
  letter-spacing: -0.035em;
  font-weight: 900;
  padding: 8px 0 12px;
  color: var(--fg);
  text-wrap: balance;
  align-self: start;
}
.hero-headline .line { display: block; }
.hero-headline em { color: var(--fg-dim); }

.hero-meta {
  grid-column: 1 / 7;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  padding: 16px 0 0;
  border-top: var(--line) solid var(--rule);
  align-self: start;
}
.meta-item { display: flex; flex-direction: column; gap: 6px; }
.meta-k { font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--fg-dim); }
.meta-v { font-family: var(--f-body); font-size: 14px; color: var(--fg); }

.hero-art {
  grid-column: 7 / 13;
  grid-row: 2 / 4;
  margin: 0;
  border: var(--line) solid var(--rule);
  overflow: hidden;
  display: block;
  align-self: stretch;
  max-height: 560px;
}
.hero-art svg { width: 100%; height: 100%; display: block; }

.hero-scroll {
  grid-column: 12 / 13;
  grid-row: 4;
  align-self: end; justify-self: end;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-family: var(--f-mono); font-size: 10px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--fg-dim);
}

/* ---- CAPABILITIES ---- */
.caps { padding: 120px var(--gutter); max-width: var(--maxw); margin: 0 auto; }
.caps-head {
  display: grid; grid-template-columns: 1fr 2fr; gap: 48px;
  padding-bottom: 64px;
  border-bottom: var(--line) solid var(--rule);
  margin-bottom: 64px;
}
.caps-lede {
  grid-column: 2;
  font-size: 17px; line-height: 1.55;
  color: var(--fg); opacity: .78;
  max-width: 640px;
  margin-top: 18px;
}
.section-label {
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--fg-dim);
  display: flex; align-items: center; gap: 10px;
}
.dash { width: 24px; height: 1px; background: var(--accent); display: inline-block; }
.caps-title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(32px, 6vw, 96px);
  line-height: 1.02; letter-spacing: -0.02em;
  color: var(--fg);
  text-wrap: balance;
}

/* index-style rows replacing the old card grid */
.caps-index { display: flex; flex-direction: column; border-top: var(--line) solid var(--rule); }
.cap-row {
  display: grid;
  grid-template-columns: 64px 96px 1fr auto;
  gap: 32px;
  align-items: center;
  padding: 24px 0;
  border-bottom: var(--line) solid var(--rule);
  transition: padding .25s var(--ease);
}
.cap-row:hover { padding-left: 12px; padding-right: 12px; }
.cap-num { font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; color: var(--accent); }
.cap-art {
  width: 96px; height: 72px;
  border: var(--line) solid var(--rule);
  overflow: hidden;
  background: #161616;
}
.cap-art svg { width: 100%; height: 100%; display: block; }
.cap-h { font-family: var(--f-display); font-weight: 800; font-size: clamp(24px, 3.2vw, 40px); line-height: 1; letter-spacing: -0.02em; color: var(--fg); margin: 0; }
.cap-cap { font-family: var(--f-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-dim); justify-self: end; text-align: right; }

/* ---- ABOUT ---- */
.about {
  padding: 80px var(--gutter);
  border-bottom: var(--line) solid var(--rule);
  background: var(--bg-2);
}
.about-inner {
  max-width: 880px;
  margin: 0 auto;
  display: flex; flex-direction: column;
  gap: 28px;
}
.about-title {
  font-family: var(--f-display); font-weight: 800;
  font-size: clamp(36px, 6vw, 80px);
  line-height: 1.02; letter-spacing: -0.025em;
  color: var(--fg); text-wrap: balance;
}
.about-lede { font-size: clamp(18px, 1.7vw, 22px); line-height: 1.55; color: var(--fg); max-width: 720px; }
.about-lede em { color: var(--accent); }
.about-lede strong { font-weight: 700; }

/* ---- CONTACT ---- */
.contact { padding: 140px var(--gutter); }
.contact-inner { max-width: var(--maxw); margin: 0 auto; display: flex; flex-direction: column; gap: 24px; }
.contact-title {
  font-family: var(--f-display);
  font-weight: 900;
  font-size: clamp(36px, 8vw, 120px);
  line-height: .92; letter-spacing: -0.035em;
  color: var(--fg);
  text-wrap: balance;
}
.contact-title .line { display: block; }
.contact-sub { font-size: 18px; max-width: 640px; color: var(--fg); opacity: .8; margin-top: 16px; }

.contact-cta {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: end;
  gap: 48px;
  padding: 32px 0 24px;
  margin-top: 48px;
  border-top: var(--line) solid var(--rule);
  border-bottom: var(--line) solid var(--rule);
  color: var(--fg);
  transition: padding .3s var(--ease);
}
.contact-cta:hover { padding-left: 12px; padding-right: 12px; }
.contact-cta-label { font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-dim); }
.contact-cta-email { font-family: var(--f-display); font-weight: 800; font-size: clamp(28px, 4vw, 56px); letter-spacing: -0.025em; color: var(--fg); }
.contact-cta-arrow { font-size: 48px; color: var(--accent); line-height: 1; transition: transform .3s var(--ease); }
.contact-cta:hover .contact-cta-arrow { transform: translateX(8px); }
.contact-portfolio {
  align-self: flex-start;
  margin-top: 24px;
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--fg-dim);
  padding-bottom: 4px;
  border-bottom: var(--line) solid var(--rule);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.contact-portfolio:hover { color: var(--fg); border-bottom-color: var(--fg); }

/* ---- FOOTER ---- */
.foot { padding: 64px var(--gutter) 32px; border-top: var(--line) solid var(--rule); }
.foot-top { max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: 1fr 2fr; gap: 48px; padding-bottom: 48px; border-bottom: var(--line) solid var(--rule); }
.foot-brand { display: flex; flex-direction: column; gap: 18px; }
.foot-lockup { display: inline-flex; align-items: center; gap: 12px; color: var(--fg); }
.foot-mark-sq {
  width: 36px; height: 36px;
  background: var(--bone); color: var(--ink);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--f-display); font-weight: 900;
  font-size: 18px; line-height: 1; letter-spacing: -.04em;
}
.foot-word { font-family: var(--f-display); font-weight: 800; font-size: 16px; letter-spacing: .07em; color: var(--fg); }
.foot-tag { font-family: var(--f-mono); font-size: 11px; line-height: 1.6; letter-spacing: .06em; text-transform: uppercase; color: var(--fg-dim); max-width: 280px; }
.foot-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.foot-col { display: flex; flex-direction: column; gap: 10px; }
.foot-h { font-family: var(--f-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-dim); padding-bottom: 8px; border-bottom: var(--line) solid var(--rule); }
.foot-col p { font-size: 13px; line-height: 1.55; color: var(--fg); }
.foot-col a:hover { color: var(--accent); }

.foot-bottom {
  max-width: var(--maxw); margin: 0 auto;
  padding-top: 24px;
  display: flex; justify-content: space-between;
  font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--fg-dim);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 960px) {
  .nav { padding: 16px var(--gutter); }
  .nav-links { gap: 16px; }
  .nav-links a[href="#capabilities"],
  .nav-links a[href="#about"] { display: none; }
  .hero { padding: calc(72px + 32px) var(--gutter) 48px; }
  .hero-grid { grid-template-columns: repeat(6, 1fr); min-height: 0; }
  .hero-eyebrow, .hero-headline, .hero-meta { grid-column: 1 / -1; }
  .hero-art { grid-column: 1 / -1; grid-row: auto; min-height: 360px; }
  .caps-lede { grid-column: 1; margin-top: 8px; }
  .hero-scroll { display: none; }
  .caps { padding: 80px var(--gutter); }
  .caps-head { grid-template-columns: 1fr; gap: 24px; padding-bottom: 40px; margin-bottom: 40px; }
  .cap-row { grid-template-columns: 48px 64px 1fr; gap: 16px; padding: 18px 0; }
  .cap-art { width: 64px; height: 48px; }
  .cap-h { font-size: 20px; }
  .cap-cap { display: none; }
  .about { padding: 64px var(--gutter); }
  .about-inner { gap: 20px; }
  .contact { padding: 80px var(--gutter); }
  .contact-cta { grid-template-columns: 1fr; gap: 12px; padding: 24px 0 20px; margin-top: 32px; }
  .contact-cta-arrow { font-size: 36px; }
  .foot-top { grid-template-columns: 1fr; gap: 32px; }
  .foot-cols { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  :root { --gutter: 18px; }
  .brand-word { display: none; }
  .nav-links { gap: 10px; font-size: 11px; }
  .nav-cta { padding: 7px 10px; }
  .hero-headline { padding: 20px 0 16px; }
  .hero-meta { grid-template-columns: 1fr; gap: 14px; padding: 16px 0; }
  .hero-art { min-height: 0; aspect-ratio: 4/3; }
  .hero-art svg { object-fit: contain; }
  .caps { padding: 64px var(--gutter); }
  .cap-row { grid-template-columns: 40px 56px 1fr; gap: 14px; padding: 16px 0; }
  .cap-art { width: 56px; height: 42px; }
  .cap-h { font-size: 18px; }
  .cap { padding: 18px; gap: 16px; }
  .cap-h { font-size: 28px; }
  .about { padding: 64px var(--gutter); }
  .about-lede { font-size: 18px; }
  .contact { padding: 64px var(--gutter); }
  .contact-sub { font-size: 16px; }
  .contact-cta-email { font-size: clamp(22px, 6vw, 32px); overflow-wrap: anywhere; }
  .foot { padding: 48px var(--gutter) 24px; }
  .foot-cols { grid-template-columns: 1fr; gap: 20px; }
  .foot-bottom { flex-direction: column; gap: 10px; align-items: flex-start; }
}