/* ---------- Tokens ---------- */
:root {
  --ink: #14161c;
  --surface: #1b1e26;
  --surface-2: #22262f;
  --paper: #f4f2ec;
  --muted: #9b9fae;
  --line: rgba(244, 242, 236, 0.09);

  --violet: #8b7bf2;
  --cyan: #4fd1e8;
  --amber: #f0b24f;
  --coral: #f0705c;

  --font-display: "Unbounded", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --wrap: 1120px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 1.5rem;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- Reveal-on-scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .beam-in, .beam-thread { stroke-dashoffset: 0 !important; animation: none !important; }
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(20, 22, 28, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--paper);
}
.logo__mark { color: var(--paper); flex-shrink: 0; }
.logo__text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}
.logo__dot { color: var(--cyan); }
.logo--small .logo__text { font-size: 0.95rem; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
}
.site-nav a { color: var(--muted); transition: color 0.2s ease; }
.site-nav a:hover { color: var(--paper); }
.site-nav__cta {
  color: var(--paper) !important;
  border: 1px solid var(--line);
  padding: 0.5rem 1rem;
  border-radius: 999px;
}
.site-nav__cta:hover { border-color: var(--cyan); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.01em;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.btn--primary {
  background: var(--paper);
  color: var(--ink);
}
.btn--primary:hover { transform: translateY(-2px); }
.btn--ghost {
  border: 1px solid var(--line);
  color: var(--paper);
}
.btn--ghost:hover { border-color: var(--cyan); }
.btn--lg { padding: 1.1rem 2rem; font-size: 0.95rem; }

/* ---------- Eyebrows / section titles ---------- */
.eyebrow, .section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  letter-spacing: -0.01em;
  max-width: 32ch;
  margin-bottom: 3rem;
}

/* ---------- Hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 2rem;
  padding: 6rem 1.5rem 5rem;
  min-height: 80vh;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.3rem, 5vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 14ch;
  margin-bottom: 1.5rem;
}

.hero__lead {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 42ch;
  margin-bottom: 2.25rem;
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero__beam { width: 100%; }
.beam-svg { width: 100%; height: auto; overflow: visible; }

.beam-line {
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
}
.beam-in { stroke: var(--paper); }
.beam-prism { fill: var(--ink); stroke: var(--paper); stroke-width: 2; stroke-linejoin: round; }

.beam-thread[data-c="violet"] { stroke: var(--violet); }
.beam-thread[data-c="cyan"]   { stroke: var(--cyan); }
.beam-thread[data-c="amber"]  { stroke: var(--amber); }
.beam-thread[data-c="coral"]  { stroke: var(--coral); }

.beam-in {
  stroke-dasharray: 150;
  stroke-dashoffset: 150;
  animation: draw 0.7s ease-out 0.2s forwards;
}
.beam-thread {
  stroke-dasharray: 320;
  stroke-dashoffset: 320;
  animation: draw 1.1s ease-out 0.7s forwards;
}
@keyframes draw { to { stroke-dashoffset: 0; } }

/* ---------- Services ---------- */
.services { padding: 5rem 1.5rem 6rem; }

.service-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.service {
  display: grid;
  grid-template-columns: 8rem 1fr 1.4fr;
  gap: 1.5rem;
  align-items: baseline;
  padding: 2rem 0 2rem 1.5rem;
  border-bottom: 1px solid var(--line);
  border-left: 3px solid transparent;
  transition: border-left-color 0.25s ease, background 0.25s ease;
}
.service:hover { background: var(--surface); }
.service[data-c="violet"]:hover { border-left-color: var(--violet); }
.service[data-c="cyan"]:hover   { border-left-color: var(--cyan); }
.service[data-c="amber"]:hover  { border-left-color: var(--amber); }
.service[data-c="coral"]:hover  { border-left-color: var(--coral); }

.service__tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
}
.service__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}
.service__desc { color: var(--muted); font-size: 0.98rem; max-width: 48ch; }

/* ---------- Approach ---------- */
.approach {
  background: var(--surface);
  padding: 5rem 0 6rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.approach-item h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.35;
  margin-bottom: 0.85rem;
  letter-spacing: -0.005em;
}
.approach-item p { color: var(--muted); font-size: 0.95rem; }

/* ---------- Contact ---------- */
.contact { padding: 7rem 1.5rem; }
.contact__inner { max-width: 46ch; }
.contact .section-title { margin-bottom: 1.25rem; }
.contact__lead { color: var(--muted); margin-bottom: 2.5rem; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 2.5rem 0; }
.site-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.site-footer p { color: var(--muted); font-size: 0.85rem; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 4rem; min-height: auto; }
  .hero__beam { order: -1; opacity: 0.85; }
  .service { grid-template-columns: 1fr; row-gap: 0.5rem; }
  .approach-grid { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 640px) {
  .site-nav { gap: 1rem; }
  .site-nav a:not(.site-nav__cta) { display: none; }
}