/* Tekelet Technologies — site styles
   Monochrome palette + organic motifs. Single accent (near-black), warm bone
   background, generous whitespace, asymmetric grids. */

:root {
  --accent: #0A0A0A;
  --bg: #F2EFE8;
  --ink: #15140F;
  --ink-soft: rgba(21, 20, 15, 0.62);
  --ink-mute: rgba(21, 20, 15, 0.42);
  --line: rgba(21, 20, 15, 0.12);
  --line-strong: rgba(21, 20, 15, 0.22);
  --paper: #FAF8F2;
  --dark: #15140F;
  --display-font: 'Instrument Serif';
  --sans: 'Geist', 'Söhne', ui-sans-serif, system-ui, -apple-system, 'Helvetica Neue', sans-serif;
  --mono: 'JetBrains Mono', 'Geist Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); color: var(--ink); }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  font-feature-settings: 'ss01', 'cv01';
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

.mono {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.app { position: relative; overflow-x: hidden; }
.app--grid::before {
  content: '';
  position: fixed; inset: 0; pointer-events: none; z-index: 9999;
  background-image:
    linear-gradient(to right, rgba(0,0,0,0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0,0,0,0.06) 1px, transparent 1px);
  background-size: 8.333% 100px;
}

/* ── Nav ─────────────────────────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  padding: 18px 40px;
  transition: padding 0.2s ease, background 0.25s ease, border-color 0.25s ease,
              backdrop-filter 0.25s ease;
  border-bottom: 1px solid transparent;
}
.nav--scrolled {
  padding: 12px 40px;
  background: rgba(242, 239, 232, 0.78);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border-bottom-color: var(--line);
}
.wordmark {
  display: flex; align-items: baseline; gap: 8px;
  font-family: var(--display-font);
  font-size: 22px;
  letter-spacing: 0.01em;
}
.wordmark img { align-self: center; }
.wordmark__sub {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--ink-mute);
  align-self: center;
  margin-left: 2px;
}
.nav__links {
  justify-self: center;
  display: flex; gap: 32px;
  font-size: 13px;
  color: var(--ink-soft);
}
.nav__links a { transition: color 0.15s; }
.nav__links a:hover { color: var(--ink); }
.nav__cta {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  transition: transform 0.15s, opacity 0.15s;
}
.nav__cta:hover { transform: translateY(-1px); opacity: 0.92; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  transition: transform 0.15s, opacity 0.15s, background 0.15s;
}
.btn--solid { background: var(--accent); color: white; }
.btn--solid:hover { transform: translateY(-1px); opacity: 0.92; }
.btn--ghost { background: transparent; color: var(--ink); border: 1px solid var(--line-strong); }
.btn--ghost:hover { background: rgba(0,0,0,0.04); }
.btn--lg { padding: 16px 24px; font-size: 15px; }
.btn[disabled] { opacity: 0.6; cursor: default; }

/* ── Hero ────────────────────────────────────────────────────────────────── */
.hero {
  padding: 160px 40px 100px;
  position: relative;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  max-width: 1400px; margin: 0 auto;
  align-items: center;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 28px;
  padding: 6px 12px 6px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,0.4);
}

h1.display, .display {
  font-family: var(--display-font);
  font-size: clamp(48px, 6.2vw, 92px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-weight: 400;
  color: var(--ink);
}
.display em {
  font-style: italic;
  color: var(--ink-soft);
}

.lede {
  margin-top: 28px;
  font-size: 19px;
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 560px;
  text-wrap: pretty;
}

.hero__ctas {
  margin-top: 36px;
  display: flex; gap: 12px;
}

.hero__stats {
  margin-top: 64px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.hero__stats > div { display: flex; flex-direction: column; gap: 6px; }
.hero__stats dt {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.hero__stats dd {
  font-family: var(--display-font);
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.hero__visual {
  position: relative;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 520px;
}
.hero__visual-stack {
  position: relative;
  width: 520px; height: 520px;
  display: flex; align-items: center; justify-content: center;
}
.hero__visual-blob,
.hero__visual-net {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
}
.hero__visual-blob { z-index: 1; }
.hero__visual-net { z-index: 2; opacity: 0.85; }
.hero__visual-caption {
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex; gap: 24px;
  pointer-events: none;
}

/* ── Marquee ─────────────────────────────────────────────────────────────── */
.marquee {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(0,0,0,0.02);
  padding: 18px 0;
}
.marquee__track {
  display: flex;
  gap: 0;
  width: max-content;
  animation: marquee 50s linear infinite;
}
.marquee__item {
  display: inline-flex; align-items: center; gap: 14px;
  padding: 0 28px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-soft);
  white-space: nowrap;
}
.marquee__dot {
  width: 5px; height: 5px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ── Sections (generic) ──────────────────────────────────────────────────── */
.section {
  padding: 140px 40px;
  max-width: 1400px; margin: 0 auto;
  position: relative;
}
.section--dark {
  max-width: none;
  margin: 0;
  padding: 140px 40px;
  background: var(--dark);
  color: var(--paper);
}
.section--dark .section__head { color: var(--paper); }
.section--dark .section__lede { color: rgba(255,255,255,0.65); }
.section--dark .mono { color: rgba(255,255,255,0.45); }
.section__head {
  max-width: 720px;
  margin-bottom: 80px;
}
.section__no {
  display: block;
  margin-bottom: 24px;
}
.section__title {
  font-family: var(--display-font);
  font-size: clamp(40px, 4.8vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  font-weight: 400;
}
.section__lede {
  margin-top: 24px;
  font-size: 18px;
  line-height: 1.5;
  color: var(--ink-soft);
  text-wrap: pretty;
  max-width: 560px;
}

/* ── Domain selector ─────────────────────────────────────────────────────── */
.dom {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 60px;
  align-items: stretch;
}
.dom__tabs {
  display: flex; flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--line);
}
.dom__tab {
  appearance: none;
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto auto;
  column-gap: 12px;
  align-items: baseline;
  padding: 24px 4px;
  text-align: left;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  transition: padding 0.2s ease;
}
.dom__tab:hover { padding-left: 12px; }
.dom__tab.is-active { padding-left: 16px; }
.dom__tab.is-active::before {
  content: '';
  position: absolute;
  left: 0; top: 28%; bottom: 28%;
  width: 2px;
  background: var(--accent);
}
.dom__tab-no {
  grid-row: 1;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.06em;
}
.dom__tab-name {
  grid-row: 1;
  font-family: var(--display-font);
  font-size: 28px;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.dom__tab.is-active .dom__tab-name { color: var(--accent); }
.dom__tab-tag {
  grid-column: 1 / span 2;
  grid-row: 2;
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.dom__tab-blob {
  grid-column: 3;
  grid-row: 1 / span 2;
  align-self: center;
  opacity: 0.55;
  transition: opacity 0.25s;
}
.dom__tab.is-active .dom__tab-blob { opacity: 1; }

.dom__panel {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 60px;
  align-items: start;
}
.dom__panel-blob {
  position: sticky; top: 100px;
  width: 320px; height: 320px;
  display: flex; align-items: center; justify-content: center;
}
.dom__panel-blob-inner {
  position: relative; width: 320px; height: 320px;
  display: flex; align-items: center; justify-content: center;
}
.dom__panel-net {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  opacity: 0.8;
}
.dom__panel-copy { padding-top: 8px; }
.dom__name {
  font-family: var(--display-font);
  font-size: 44px;
  letter-spacing: -0.015em;
  margin-bottom: 16px;
  font-weight: 400;
}
.dom__blurb {
  font-size: 18px;
  color: var(--ink-soft);
  line-height: 1.5;
  margin-bottom: 40px;
  max-width: 540px;
  text-wrap: pretty;
}
.dom__work {
  list-style: none;
  border-top: 1px solid var(--line);
}
.dom__work li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
.dom__work li > span.mono {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  padding-top: 4px;
}
.dom__work h4 {
  font-family: var(--display-font);
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 4px;
  letter-spacing: -0.005em;
}
.dom__work p {
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.5;
}

/* ── Principles (Approach section) ───────────────────────────────────────── */
.principles {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
  max-width: 1320px;
  margin: 0 auto;
}
.principles li {
  position: relative;
  padding: 56px 48px;
  background: var(--dark);
  min-height: 280px;
  display: flex; flex-direction: column;
}
.principles__no {
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  margin-bottom: 24px;
}
.principles h3 {
  font-family: var(--display-font);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
  max-width: 14ch;
}
.principles p {
  color: rgba(255,255,255,0.65);
  font-size: 15px;
  line-height: 1.55;
  max-width: 40ch;
  text-wrap: pretty;
}
.principles__blob {
  position: absolute;
  top: 48px; right: 36px;
  opacity: 0.85;
}

/* ── Engagements table ───────────────────────────────────────────────────── */
.table {
  border-top: 1px solid var(--line);
}
.table__row {
  display: grid;
  grid-template-columns: 80px 1.4fr 1fr 1.6fr 1fr;
  gap: 24px;
  padding: 22px 4px;
  border-bottom: 1px solid var(--line);
  align-items: center;
  font-size: 14.5px;
}
.table__row--head {
  font-family: var(--mono);
  font-size: 10.5px !important;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding: 14px 4px;
}
.table__client {
  font-family: var(--display-font);
  font-size: 20px;
  letter-spacing: -0.005em;
}
.tag {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.status {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.status--shipped { color: var(--ink-mute); }

/* ── Contact ─────────────────────────────────────────────────────────────── */
.section--contact { padding-bottom: 100px; }
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.contact__meta {
  list-style: none;
  margin-top: 40px;
  border-top: 1px solid var(--line);
}
.contact__meta li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
}
.contact__form {
  display: flex; flex-direction: column; gap: 18px;
  padding: 40px;
  background: var(--paper);
  border-radius: 18px;
  border: 1px solid var(--line);
}
.contact__form label {
  display: flex; flex-direction: column; gap: 8px;
}
.contact__form span.mono { font-size: 10.5px; }
.contact__form input,
.contact__form select,
.contact__form textarea {
  appearance: none;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  background: transparent;
  padding: 8px 0 10px;
  font: inherit;
  font-size: 16px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s;
  font-family: var(--sans);
}
.contact__form input:focus,
.contact__form select:focus,
.contact__form textarea:focus { border-bottom-color: var(--accent); }
.contact__form textarea { resize: vertical; line-height: 1.5; }
.contact__form .btn { margin-top: 12px; align-self: flex-start; }

/* ── Footer ──────────────────────────────────────────────────────────────── */
.foot {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 80px 40px 40px;
}
.foot__top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 80px;
  max-width: 1400px; margin: 0 auto 60px;
}
.foot__brand {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--display-font);
  font-size: 22px;
  color: white;
}
.foot__brand img { filter: invert(1); }
.foot__cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.foot__cols h5 {
  color: rgba(255,255,255,0.5);
  font-size: 10.5px;
  margin-bottom: 16px;
  font-weight: 400;
}
.foot__cols ul { list-style: none; display: flex; flex-direction: column; gap: 8px; font-size: 14px; }
.foot__bottom {
  display: flex; justify-content: space-between; gap: 40px;
  max-width: 1400px; margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
}

/* ── Responsive (light) ──────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .hero__stats { grid-template-columns: repeat(2, 1fr); }
  .dom { grid-template-columns: 1fr; }
  .dom__panel { grid-template-columns: 1fr; }
  .dom__panel-blob { position: static; }
  .principles { grid-template-columns: 1fr; }
  .contact__grid { grid-template-columns: 1fr; gap: 40px; }
  .foot__top { grid-template-columns: 1fr; }
  .table__row { grid-template-columns: 60px 1.2fr 1fr 1.2fr 1fr; font-size: 13px; }
  .nav__links { display: none; }
  .nav { grid-template-columns: auto auto; }
}
@media (max-width: 640px) {
  .hero, .section { padding-left: 20px; padding-right: 20px; }
  .nav { padding: 14px 20px; }
  .foot { padding: 60px 20px 30px; }
  .table__row { grid-template-columns: 1fr; gap: 4px; padding: 16px 0; }
  .table__row--head { display: none; }
  .principles li { padding: 36px 28px; min-height: 0; }
}