/* ==========================================================================
   Codirex — layout
   Page skeleton: header, footer, section rhythm and the grids that arrange
   components. Component surfaces themselves live in components.css.
   ========================================================================== */

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: .3s ease;
}

.site-header.scrolled {
  padding: 10px 0;
  background: rgba(7, 8, 11, .78);
  border-bottom: 1px solid var(--line-soft);
  backdrop-filter: blur(18px) saturate(140%);
}

.nav-shell {
  min-height: 62px;
  padding: 8px 10px 8px 18px;
  border: 1px solid rgba(255, 255, 255, .11);
  border-radius: 999px;
  background: rgba(18, 20, 27, .68);
  box-shadow: 0 12px 45px rgba(0, 0, 0, .22);
  backdrop-filter: blur(18px);
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  font-weight: 800;
  letter-spacing: -.04em;
  font-size: 1.05rem;
}

.brand-mark {
  position: relative;
  width: 38px;
  height: 38px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: #090a0d;
  background: var(--lime);
  box-shadow: 0 0 32px rgba(199, 255, 74, .25);
  font-family: "DM Mono", monospace;
  font-size: .86rem;
  letter-spacing: -.12em;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: -40%;
  background: linear-gradient(120deg, transparent 35%, rgba(255,255,255,.7), transparent 65%);
  transform: translateX(-60%) rotate(18deg);
  animation: logoShine 5s ease-in-out infinite;
}

@keyframes logoShine {
  0%, 72% { transform: translateX(-60%) rotate(18deg); }
  92%, 100% { transform: translateX(60%) rotate(18deg); }
}

.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-links a {
  padding: 10px 13px;
  border-radius: 999px;
  color: #c7cbd4;
  font-size: .87rem;
  font-weight: 600;
  transition: .2s ease;
}

.nav-links a:hover { color: #fff; background: rgba(255,255,255,.07); }

/* Current page — set by site.js from body[data-page]. */
.nav-links a[aria-current="page"] {
  color: #fff;
  background: rgba(199, 255, 74, .12);
  box-shadow: inset 0 0 0 1px rgba(199, 255, 74, .28);
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.06);
  cursor: pointer;
  place-items: center;
}

/* -------------------------------------------------------------- sections -- */

.section {
  position: relative;
  padding: 118px 0;
}

.section.tight { padding: 74px 0; }

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, .65fr);
  gap: 64px;
  align-items: end;
  margin-bottom: 54px;
}

.section-head h2 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(2.6rem, 5vw, 5.3rem);
  line-height: .95;
  letter-spacing: -.065em;
}

.section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 1.04rem;
}

.section-head.compact { margin-bottom: 34px; }

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

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 150px 0 84px;
  overflow: hidden;
}

.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(420px, .77fr);
  gap: 72px;
  align-items: center;
}

.hero h1 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(4rem, 8vw, 8.4rem);
  line-height: .84;
  letter-spacing: -.08em;
  text-wrap: balance;
}

.hero h1 .line-soft { color: #7c8290; }

.hero-copy > p {
  max-width: 690px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.32rem);
  letter-spacing: -.02em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 26px 38px;
  margin-top: 42px;
  padding-top: 26px;
  border-top: 1px solid var(--line-soft);
}

.proof-item strong {
  display: block;
  font-size: 1.45rem;
  letter-spacing: -.05em;
}

.proof-item span {
  color: var(--muted-2);
  font-size: .82rem;
}

/* Inner-page hero — shorter, single column. */

.page-hero {
  position: relative;
  padding: 178px 0 26px;
  overflow: hidden;
}

.page-hero .container { position: relative; z-index: 2; }

.page-hero h1 {
  max-width: 15ch;
  margin: 0;
  font-size: clamp(3rem, 7vw, 6.4rem);
  line-height: .88;
  letter-spacing: -.075em;
  text-wrap: balance;
}

.page-hero > .container > p {
  max-width: 640px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
}

.page-hero .hero-actions { margin-top: 30px; }

.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  color: var(--muted-2);
}

.crumbs a { color: #c6cad4; }
.crumbs a:hover { color: var(--lime); }

/* ----------------------------------------------------------------- grids -- */

.bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}

.service-card:nth-child(1), .service-card:nth-child(4) { grid-column: span 7; }
.service-card:nth-child(2), .service-card:nth-child(3) { grid-column: span 5; }

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 22px;
}

.project:nth-child(3) { grid-column: 1 / -1; min-height: 540px; }

.process-shell {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 70px;
  align-items: start;
}

.process-sticky { position: sticky; top: 130px; }
.process-sticky h2 { margin:0; font-size:clamp(2.8rem,5vw,5rem); line-height:.95; letter-spacing:-.065em; }
.process-sticky p { margin:24px 0 0; color:var(--muted); max-width:480px; }

.process-list { border-top: 1px solid var(--line); }

.quote-wrap {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: 28px;
}

.testimonials { display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }

.faq-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 72px; }

.contact-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 60px;
  position: relative;
  z-index: 2;
}

/* Two-column article layout: sticky facts beside running copy. */
.split {
  display: grid;
  grid-template-columns: minmax(0, .62fr) minmax(0, 1.38fr);
  gap: 64px;
  align-items: start;
}

.split-aside { position: sticky; top: 128px; display: grid; gap: 14px; }

.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

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

footer { padding: 42px 0 32px; }

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 34px;
  align-items: center;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--line-soft);
}

.footer-top p { max-width: 500px; color: var(--muted); }

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  color: #c7cbd4;
  font-size: .85rem;
}

.footer-links a:hover { color: var(--lime); }

.footer-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  color: var(--muted-2);
  font-size: .78rem;
}

/* ----------------------------------------------------------- breakpoints -- */

@media (max-width: 1080px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-copy { max-width: 850px; }
  .service-card:nth-child(n) { grid-column: span 6; }
  .quote-wrap, .contact-grid, .split { grid-template-columns: 1fr; }
  .split-aside { position: static; }
}

@media (max-width: 860px) {
  .section { padding: 86px 0; }
  .section.tight { padding: 60px 0; }
  .page-hero { padding-top: 148px; }
  .section-head, .process-shell, .faq-grid { grid-template-columns: 1fr; gap: 34px; }
  .process-sticky { position: static; }

  /* A backdrop-filter makes an element the containing block for its fixed-position
     descendants. Below 860px the nav pill contains the full-screen menu, so any
     blur here would trap the overlay inside the pill — the links would then render
     over the page with no backdrop behind them. Opaque backgrounds instead. */
  .site-header.scrolled { backdrop-filter: none; background: rgba(7, 8, 11, .94); }
  .nav-shell { backdrop-filter: none; background: rgba(18, 20, 27, .94); }

  .nav-links {
    position: fixed;
    inset: 0;
    z-index: -1;
    padding: 120px 26px 40px;
    background: rgba(7,8,11,.97);
    backdrop-filter: blur(18px);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 6px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .25s ease, visibility .25s ease;
  }

  .nav-links.open { opacity: 1; visibility: visible; pointer-events: auto; }

  /* No scripting means no toggle — fall back to plain wrapped links. */
  html:not(.js) .nav-links {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 0;
    background: none;
    backdrop-filter: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  html:not(.js) .nav-links a { font-size: .95rem; padding: 8px 10px; }
  html:not(.js) .menu-button { display: none; }
  .nav-links a { font-size: 1.5rem; padding: 14px 8px; }
  .menu-button { display: grid; }

  .work-grid { grid-template-columns: 1fr; }
  .project:nth-child(3) { grid-column: auto; }
  .testimonials { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .site-header { padding: 10px 0; }
  .nav-shell { min-height: 58px; padding-left: 12px; }
  .brand-name { display: none; }
  .hero { padding-top: 118px; }
  .hero h1 { font-size: clamp(3.55rem, 18vw, 5.25rem); }
  .page-hero { padding-top: 128px; }
  .service-card:nth-child(n) { grid-column: 1 / -1; }
  .split { gap: 38px; }
  .footer-top { display: block; }
  .footer-links { margin-top: 24px; }
}