/* SIMAK LABS · labs.simak.ai
   Palette and rules taken from company/brand/README.md.
   Cyan is for the star and hairlines, never for type.
   Layout uses logical properties throughout so an Arabic RTL mirror
   can be added later without rewriting the stylesheet. */

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('/assets/fonts/inter-latin-var.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
    U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193,
    U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  /* Brand light tile, sampled in company/brand/README.md */
  --paper: #ffffff;
  --tint: #f6fafc;
  --edge: #e3eef3;

  /* Brand dark tile */
  --navy: #0b1d35;
  --navy-lift: #143254;
  --navy-deep: #061222;

  /* Cyan: #26DED6 is decorative only (roughly 2:1 on white).
     #0A9B98 is the light-tile cyan and clears 3:1 for non-text UI. */
  --cyan: #26ded6;
  --cyan-ink: #0a9b98;

  --ink: #0b1d35;
  --ink-2: #445a76;
  --ink-3: #5c6d85;
  --ink-inv: #ffffff;
  --ink-inv-2: #b3c4d8;
  --ink-inv-3: #8ea3bd;

  --rule: rgba(11, 29, 53, 0.12);
  --rule-soft: rgba(11, 29, 53, 0.07);
  --grid: rgba(11, 29, 53, 0.06);
  --rule-inv: rgba(255, 255, 255, 0.16);

  --gap: clamp(1.5rem, 4vw, 3rem);
  --section-y: clamp(4.5rem, 9vw, 8rem);
  --radius: 10px;
  --ease: cubic-bezier(0.2, 0.7, 0.3, 1);

  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

/* ---------- base ---------- */

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

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
img { height: auto; }

h1, h2, h3 {
  margin: 0;
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

p { margin: 0 0 1.1em; }
p:last-child { margin-block-end: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

a { color: inherit; }

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

[id] { scroll-margin-block-start: 92px; }
section[tabindex="-1"]:focus { outline: none; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.skip {
  position: absolute;
  inset-inline-start: 1rem;
  inset-block-start: -100px;
  z-index: 100;
  padding: 0.7rem 1.1rem;
  background: var(--navy);
  color: var(--ink-inv);
  font-size: 0.9rem;
  text-decoration: none;
  border-radius: var(--radius);
  transition: inset-block-start 0.2s var(--ease);
}
.skip:focus { inset-block-start: 1rem; }

.wrap { width: min(100% - 2.5rem, 1160px); margin-inline: auto; }

/* ---------- shared type ---------- */

.eyebrow,
.sec-index,
.status,
.foot__label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-block-end: 1.5rem;
}
.eyebrow__rule {
  display: block;
  inline-size: 32px;
  block-size: 2px;
  background: var(--cyan-ink);
  flex: none;
}

.sec-index {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-block-end: clamp(1.75rem, 4vw, 2.75rem);
  padding-block-start: 1.5rem;
  border-block-start: 1px solid var(--rule);
}
.sec-index span {
  color: var(--cyan-ink);
  font-variant-numeric: tabular-nums;
}

.sec-title { font-size: clamp(1.85rem, 1.25rem + 2.3vw, 3rem); }
.sec-title--wide {
  max-inline-size: 22ch;
  margin-block-end: clamp(2.5rem, 5vw, 3.75rem);
}

.lead {
  font-size: clamp(1.08rem, 1rem + 0.4vw, 1.28rem);
  line-height: 1.6;
  color: var(--ink-2);
  max-inline-size: 54ch;
}

.section { padding-block: var(--section-y); }
.section--tint {
  background: var(--tint);
  border-block: 1px solid var(--edge);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.78rem 1.35rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease),
    color 0.2s var(--ease), transform 0.2s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: none; }
.btn__i { flex: none; transition: transform 0.2s var(--ease); }
.btn:hover .btn__i { transform: translateX(3px); }

.btn--primary { background: var(--navy); color: var(--ink-inv); }
.btn--primary:hover { background: var(--navy-lift); }

.btn--ghost { border-color: var(--rule); color: var(--ink); }
.btn--ghost:hover { border-color: var(--ink); background: var(--tint); }

.btn--sm { padding: 0.55rem 1rem; font-size: 0.88rem; }

/* The contact address reads as a line of type, not a filled pill. On the dark
   band a white block is heavy; a hairline under the address is quieter and
   still unmistakably a link. */
.mail-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding-block-end: 0.5rem;
  font-size: clamp(1.35rem, 1.1rem + 1.1vw, 1.9rem);
  letter-spacing: -0.02em;
  color: var(--ink-inv);
  text-decoration: none;
  border-block-end: 1px solid rgba(255, 255, 255, 0.28);
  transition: border-color 0.3s var(--ease);
}
.mail-link:hover { border-block-end-color: var(--cyan); }
.mail-link__i {
  flex: none;
  color: var(--cyan);
  transition: transform 0.3s var(--ease);
}
.mail-link:hover .mail-link__i { transform: translateX(5px); }

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

.site-head {
  position: sticky;
  inset-block-start: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  border-block-end: 1px solid transparent;
  transition: border-color 0.25s var(--ease);
}
.site-head.is-stuck { border-block-end-color: var(--rule); }

.site-head__in {
  display: flex;
  align-items: center;
  gap: var(--gap);
  min-block-size: 68px;
}

.site-head__logo { flex: none; text-decoration: none; }
.site-head__logo img { block-size: 25px; inline-size: auto; }

.nav {
  margin-inline-start: auto;
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}
.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2rem);
}
.nav__list a {
  position: relative;
  font-size: 0.93rem;
  color: var(--ink-2);
  text-decoration: none;
  padding-block: 0.35rem;
  transition: color 0.2s var(--ease);
}
.nav__list a::after {
  content: '';
  position: absolute;
  inset-block-end: 0;
  inset-inline-start: 0;
  inline-size: 100%;
  block-size: 1.5px;
  background: var(--cyan-ink);
  transform: scaleX(0);
  transform-origin: inline-start;
  transition: transform 0.25s var(--ease);
}
.nav__list a:hover { color: var(--ink); }
.nav__list a:hover::after { transform: scaleX(1); }

.nav-toggle {
  display: none;
  margin-inline-start: auto;
  padding: 0.5rem;
  background: none;
  border: 1px solid var(--rule);
  border-radius: 8px;
  color: var(--ink);
  cursor: pointer;
}
.nav-toggle__close { display: none; }

/* ---------- hero ---------- */

.hero { padding-block: clamp(3.5rem, 8vw, 7rem) clamp(2.5rem, 5vw, 4rem); }

.hero__in {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  align-items: center;
  gap: var(--gap);
}

.hero__title {
  font-size: clamp(2.7rem, 1.5rem + 5.2vw, 5.25rem);
  letter-spacing: -0.038em;
  line-height: 0.98;
  margin-block-end: 1.6rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-block-start: 2.25rem;
}

.hero__mark {
  position: relative;
  display: grid;
  place-items: center;
  min-block-size: 260px;
}
.hero__grid {
  position: absolute;
  inset: -18%;
  background-image:
    repeating-linear-gradient(to right, var(--grid) 0 1px, transparent 1px 44px),
    repeating-linear-gradient(to bottom, var(--grid) 0 1px, transparent 1px 44px);
  -webkit-mask-image: radial-gradient(closest-side, #000 28%, transparent 76%);
  mask-image: radial-gradient(closest-side, #000 28%, transparent 76%);
  pointer-events: none;
}
.hero__star {
  position: relative;
  inline-size: clamp(150px, 20vw, 280px);
  block-size: auto;
  color: var(--cyan);
  animation: mark-in 1s var(--ease) both;
}
@keyframes mark-in {
  from { opacity: 0; transform: scale(0.94); }
  to { opacity: 1; transform: none; }
}

/* ---------- story ---------- */

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: var(--gap) clamp(2rem, 6vw, 5rem);
}
.split__body { color: var(--ink-2); max-inline-size: 58ch; }

.pillars {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
  margin-block-start: clamp(3rem, 6vw, 5rem);
  padding-block-start: clamp(2rem, 4vw, 3rem);
  border-block-start: 1px solid var(--rule);
}
.pillar h3 {
  font-size: 1.08rem;
  margin-block-end: 0.6rem;
  letter-spacing: -0.012em;
}
.pillar p { font-size: 0.96rem; color: var(--ink-2); }

/* ---------- product cards ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
}

.card {
  display: flex;
  flex-direction: column;
  padding: clamp(1.5rem, 3vw, 2.1rem);
  background: var(--paper);
  border: 1px solid var(--edge);
  border-radius: 14px;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}
.card:hover {
  border-color: rgba(11, 29, 53, 0.22);
  transform: translateY(-3px);
  box-shadow: 0 14px 34px -22px rgba(11, 29, 53, 0.4);
}
.card--quiet { background: transparent; border-style: dashed; }

.status {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-block-end: 1.15rem;
}
.status__dot {
  inline-size: 7px;
  block-size: 7px;
  border-radius: 50%;
  border: 1.5px solid var(--ink-3);
  flex: none;
}
.status__dot--live { background: var(--cyan-ink); border-color: var(--cyan-ink); }
.status__dot--soon { border-color: var(--cyan-ink); }

.card__name {
  font-size: clamp(1.35rem, 1.15rem + 0.6vw, 1.65rem);
  margin-block-end: 0.7rem;
}
.card__desc { color: var(--ink-2); font-size: 0.98rem; }
.card__meta {
  margin-block-start: auto;
  padding-block-start: 1.4rem;
  font-size: 0.9rem;
  color: var(--ink-3);
}
.card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--ink);
  font-weight: 500;
  text-decoration: none;
  border-block-end: 1px solid var(--rule);
  padding-block-end: 2px;
  transition: border-color 0.2s var(--ease);
}
.card__link:hover { border-block-end-color: var(--cyan-ink); }
.card__link .btn__i { transition: transform 0.2s var(--ease); }
.card__link:hover .btn__i { transform: translate(2px, -2px); }

.also {
  margin-block-start: clamp(2rem, 4vw, 3rem);
  font-size: 0.9rem;
  color: var(--ink-3);
}
.also a {
  color: var(--ink-2);
  text-decoration: none;
  border-block-end: 1px solid var(--rule);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.also a:hover { color: var(--ink); border-block-end-color: var(--cyan-ink); }

/* ---------- services ---------- */

.services {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 clamp(2rem, 6vw, 5rem);
  counter-reset: none;
}
.service {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.4rem 1.5rem;
  padding-block: clamp(1.5rem, 3vw, 2rem);
  border-block-start: 1px solid var(--rule);
}
.service__no {
  grid-row: span 2;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--cyan-ink);
  font-variant-numeric: tabular-nums;
  padding-block-start: 0.35rem;
}
.service h3 { font-size: 1.15rem; letter-spacing: -0.015em; }
.service p { font-size: 0.96rem; color: var(--ink-2); }

/* ---------- principles ---------- */

.principles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.75rem, 4vw, 3.5rem);
}
.principle {
  padding-block-start: 1.6rem;
  border-block-start: 2px solid var(--cyan-ink);
}
.principle h3 { font-size: 1.2rem; margin-block-end: 0.75rem; }
.principle p { color: var(--ink-2); font-size: 0.97rem; }

/* ---------- contact band ---------- */

.cta {
  padding-block: clamp(4.5rem, 9vw, 7.5rem);
  background: linear-gradient(135deg, var(--navy-lift), var(--navy) 45%, var(--navy-deep));
  color: var(--ink-inv);
  text-align: center;
}
.cta__in { max-inline-size: 58ch; }
.cta__star { color: var(--cyan); margin-inline: auto; margin-block-end: 1.75rem; }
.cta__title {
  font-size: clamp(1.9rem, 1.3rem + 2.4vw, 3.1rem);
  margin-block-end: 1.1rem;
}
.cta__lead { color: var(--ink-inv-2); font-size: 1.05rem; }
.cta__actions { margin-block-start: 2.25rem; }

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

.site-foot {
  background: var(--navy-deep);
  color: var(--ink-inv-2);
  padding-block: clamp(3rem, 6vw, 4.5rem) 2rem;
  font-size: 0.92rem;
}

.foot__top {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--gap);
  padding-block-end: clamp(2.5rem, 5vw, 3.5rem);
}
.foot__logo { block-size: 24px; inline-size: auto; }
.foot__tag { margin-block-start: 1rem; color: var(--ink-inv-3); }

.foot__nav ul { display: grid; gap: 0.6rem; }
.foot__nav a,
.foot__contact a {
  color: var(--ink-inv-2);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.foot__nav a:hover,
.foot__contact a:hover { color: var(--ink-inv); }

.foot__label { color: var(--ink-inv-3); margin-block-end: 0.7rem; }
.foot__contact a { border-block-end: 1px solid var(--rule-inv); }

.foot__legal {
  padding-block-start: 2rem;
  border-block-start: 1px solid var(--rule-inv);
  display: grid;
  gap: 0.85rem;
  font-size: 0.83rem;
  color: var(--ink-inv-3);
}
.foot__disclosure { max-inline-size: 78ch; }

.site-foot :focus-visible { outline-color: var(--ink-inv); }

/* ---------- long-form document pages ---------- */

.doc { padding-block: clamp(3rem, 7vw, 5.5rem) clamp(4rem, 8vw, 6.5rem); }
.doc__in { max-inline-size: 74ch; }

.doc__back {
  margin-inline-start: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--ink-2);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.doc__back:hover { color: var(--ink); }
.doc__back:hover .btn__i { transform: translateX(-3px); }
.doc__back .btn__i { transition: transform 0.2s var(--ease); }

.doc__title {
  font-size: clamp(2.2rem, 1.5rem + 2.8vw, 3.4rem);
  letter-spacing: -0.032em;
  margin-block-end: 1.1rem;
}
.doc__date {
  margin-block-start: 1.5rem;
  padding-block-start: 1.5rem;
  border-block-start: 1px solid var(--rule);
  font-size: 0.85rem;
  color: var(--ink-3);
}

.doc__body { margin-block-start: clamp(2.5rem, 5vw, 3.5rem); color: var(--ink-2); }
.doc__body h2 {
  font-size: 1.35rem;
  color: var(--ink);
  margin-block: 2.75rem 0.9rem;
  padding-block-start: 1.6rem;
  border-block-start: 1px solid var(--rule);
}
.doc__body h3 {
  font-size: 1.05rem;
  color: var(--ink);
  margin-block: 1.9rem 0.6rem;
}
.doc__body > h2:first-child { margin-block-start: 0; border-block-start: 0; padding-block-start: 0; }
.doc__body a { color: var(--ink); text-decoration-color: var(--cyan-ink); text-underline-offset: 3px; }
.doc__body strong { color: var(--ink); font-weight: 500; }

.doc__callout {
  padding: clamp(1.25rem, 3vw, 1.75rem);
  background: var(--tint);
  border: 1px solid var(--edge);
  border-inline-start: 3px solid var(--cyan-ink);
  border-radius: var(--radius);
  margin-block-end: 2.5rem;
}

.doc__list { display: grid; gap: 0.7rem; margin-block: 0 1.1em; }
.doc__list li {
  padding-inline-start: 1.35rem;
  position: relative;
}
.doc__list li::before {
  content: '';
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 0.65em;
  inline-size: 5px;
  block-size: 5px;
  background: var(--cyan-ink);
  transform: rotate(45deg);
}

.doc__address { font-size: 0.95rem; line-height: 1.8; }

/* 404 */
.nf { text-align: center; }
.nf .eyebrow { justify-content: center; }
.nf .lead { margin-inline: auto; }
.nf__star {
  color: var(--cyan);
  inline-size: 52px;
  block-size: auto;
  margin-inline: auto;
  margin-block-end: 2.25rem;
}
.nf__actions { margin-block-start: 2.5rem; }
.site-foot .foot__copy a { color: var(--ink-inv-2); }

/* ---------- reveal on scroll ---------- */
/* Armed by main.js, and only for elements below the fold, so the page is
   fully visible if the script never runs and nothing flashes if it does. */

.reveal[data-armed] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal[data-armed].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal[data-armed] { opacity: 1; transform: none; transition: none; }
  .hero__star { animation: none; }
  .btn:hover, .card:hover { transform: none; }
}

/* ---------- responsive ---------- */

@media (max-width: 960px) {
  .hero__in { grid-template-columns: minmax(0, 1fr); }
  .hero__mark { grid-row: 1; justify-self: start; min-block-size: 0; }
  .hero__star { inline-size: clamp(96px, 18vw, 140px); }
  .hero__grid { inset: -40%; }
  .split { grid-template-columns: minmax(0, 1fr); }
  .pillars { grid-template-columns: minmax(0, 1fr); gap: 1.75rem; }
  .principles { grid-template-columns: minmax(0, 1fr); }
  .foot__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot__brand { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  .nav-toggle { display: block; }

  .nav {
    position: absolute;
    inset-inline: 0;
    inset-block-start: 100%;
    margin-inline-start: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem 1.25rem 1.25rem;
    background: var(--paper);
    border-block-end: 1px solid var(--rule);
    display: none;
  }
  .site-head.is-open .nav { display: flex; }
  .site-head.is-open .nav-toggle__open { display: none; }
  .site-head.is-open .nav-toggle__close { display: block; }

  .nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav__list a {
    display: block;
    padding-block: 0.85rem;
    font-size: 1rem;
    border-block-end: 1px solid var(--rule-soft);
  }
  .nav__list a::after { display: none; }
  .nav__cta { margin-block-start: 1.1rem; justify-content: center; }

  .cards { grid-template-columns: minmax(0, 1fr); }
  .services { grid-template-columns: minmax(0, 1fr); }
  .hero__actions .btn { flex: 1 1 auto; justify-content: center; }
}

@media (max-width: 520px) {
  .foot__top { grid-template-columns: minmax(0, 1fr); }
}