/* POSO v2 – solid colors, pixel-sharp */

:root {
  /* Palette (see /paleta.md) */
  --white: #ffffff;
  --black: #15110f;
  --blue: #4d4cf8;
  --red: #f75b46;
  --pink: #efacba;
  --navy: #24325f;

  --container: 1120px;
  --pad: 20px;
  --stroke: 2px;
}

@font-face {
  font-family: "Mona Sans";
  src: url("./assets/fonts/MonaSans-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Mona Sans";
  src: url("./assets/fonts/MonaSans-Medium.ttf") format("truetype");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Mona Sans";
  src: url("./assets/fonts/MonaSans-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Mona Sans";
  src: url("./assets/fonts/MonaSans-Italic.ttf") format("truetype");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Mona Sans", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-weight: 400;
  background: var(--white);
  color: var(--black);
}

.pixel-rail {
  position: fixed;
  top: 96px;
  width: 120px;
  height: calc(100vh - 120px);
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.pixel-rail-left {
  left: 12px;
}

.pixel-rail-right {
  right: 12px;
}

.pixel {
  position: absolute;
  width: 56px;
  height: 56px;
  opacity: 0;
  transform: translate3d(0, 0, 0);
  /* We animate via rAF; CSS transitions cause jitter on fast scroll. */
  transition: none;
  will-change: transform, opacity;
}

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

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--pad);
}

main {
  position: relative;
  z-index: 1;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--white);
  border-bottom: var(--stroke) solid var(--black);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  height: 56px;
  padding: 0;
  line-height: 0;
  background: transparent;
  border: 0;
}

.brand img {
  height: 52px;
  width: auto;
  max-width: 260px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav a {
  font-size: 14px;
  color: var(--navy);
  padding: 10px 10px;
  border: var(--stroke) solid transparent;
}

.nav a:hover {
  border-color: var(--black);
  color: var(--black);
}

.nav .cta {
  color: var(--white);
  background: var(--blue);
  border: var(--stroke) solid var(--blue);
}

.nav .cta:hover {
  border-color: var(--black);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border: var(--stroke) solid var(--black);
  background: var(--white);
}

.lang-btn {
  border: var(--stroke) solid transparent;
  background: var(--white);
  color: var(--black);
  font-size: 12px;
  font-weight: 700;
  padding: 8px 10px;
  cursor: pointer;
}

.lang-btn:hover {
  border-color: var(--black);
}

.lang-btn.active {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
}

.menu-btn {
  display: none;
  border: var(--stroke) solid var(--black);
  background: var(--white);
  padding: 10px 12px;
  color: var(--black);
  font-weight: 700;
}

/* Mobile drawer */
.drawer {
  display: none;
  border-top: var(--stroke) solid var(--black);
  padding: 12px 0 14px;
  background: var(--white);
}

.drawer a {
  display: block;
  padding: 12px 14px;
  color: var(--navy);
  border: var(--stroke) solid transparent;
}

.drawer a:hover {
  border-color: var(--black);
  color: var(--black);
}

.drawer .cta {
  margin-top: 6px;
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
}

.drawer.open {
  display: block;
}

/* Hero */
.hero {
  padding: 54px 0 18px;
}


.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 22px;
  align-items: center;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  padding: 8px 12px;
  border: var(--stroke) solid var(--black);
  background: var(--white);
  font-style: italic;
}

.kicker-dot {
  width: 10px;
  height: 10px;
  background: var(--blue);
}

.hero h1 {
  margin: 18px 0 10px;
  font-size: clamp(34px, 4.2vw, 56px);
  line-height: 1.03;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.hero p {
  margin: 0;
  color: var(--navy);
  font-size: 16px;
  line-height: 1.6;
  max-width: 56ch;
}

.hero-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 22px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  border: var(--stroke) solid var(--black);
  background: var(--white);
  color: var(--black);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
}

.button:hover {
  background: var(--pink);
}

.button.primary {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
}

.button.primary:hover {
  border-color: var(--black);
}

.small-note {
  margin-top: 12px;
  color: var(--navy);
  font-size: 13px;
  font-style: italic;
}

.hero-card {
  background: var(--white);
  border: var(--stroke) solid var(--blue);
}

.hero-card-inner {
  padding: 18px;
}

.hero-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border: var(--stroke) solid var(--black);
  background: var(--white);
  color: var(--black);
  font-size: 12px;
  font-weight: 700;
}

.hero-visual {
  display: grid;
  place-items: center;
  padding: 12px 0 6px;
}

.hero-visual img {
  width: min(340px, 80%);
}

/* Sections */
.section {
  padding: 44px 0;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.section h2 {
  margin: 0;
  font-size: 24px;
  letter-spacing: -0.01em;
  font-weight: 700;
}

.section p.lead {
  margin: 0;
  color: var(--navy);
  max-width: 70ch;
  line-height: 1.6;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}

.card {
  grid-column: span 4;
  background: var(--white);
  border: var(--stroke) solid var(--black);
  padding: 18px;
}

.card h3 {
  margin: 10px 0 6px;
  font-size: 16px;
  font-weight: 700;
  font-style: italic;
}

.card p {
  margin: 0;
  color: var(--navy);
  line-height: 1.55;
  font-size: 14px;
}

.icon {
  width: 40px;
  height: 40px;
  border: var(--stroke) solid var(--black);
  display: grid;
  place-items: center;
}

/* Service icon colors (pure blocks) */
#services .grid .card:nth-child(1) .icon {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}

#services .grid .card:nth-child(2) .icon {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}

#services .grid .card:nth-child(3) .icon {
  background: var(--pink);
  color: var(--black);
  border-color: var(--pink);
}

/* Red section (process banner) */
.banner {
  margin-top: 14px;
  background: var(--red);
  border: var(--stroke) solid var(--black);
  color: var(--white);
}

.banner-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 20px;
  align-items: center;
  padding: 22px;
}

.banner h3 {
  margin: 0 0 8px;
  font-size: 18px;
  color: var(--white);
  font-weight: 700;
}

.banner p {
  margin: 0;
  color: var(--white);
  line-height: 1.55;
}

.banner .badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  color: var(--white);
  font-size: 12px;
}

.badge .pill {
  padding: 4px 10px;
  border: var(--stroke) solid var(--black);
  background: var(--black);
  color: var(--white);
}

.banner-right {
  display: grid;
  place-items: center;
}

.banner-right img {
  width: min(270px, 85%);
}

/* Contact: black section */
#contact .contact-left {
  grid-column: span 7;
}

#contact .contact-right {
  grid-column: span 5;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.section-black {
  background: var(--black);
  color: var(--white);
  border-top: var(--stroke) solid var(--black);
}

.section-black .section p.lead,
.section-black .section-header p.lead,
.section-black .small-note {
  color: var(--pink);
}

.section-black .card {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

.section-black .card p {
  color: var(--navy);
}

.brand-lockup {
  background: var(--white);
  border: var(--stroke) solid var(--black);
  padding: 14px;
}

.field {
  width: 100%;
  padding: 12px 12px;
  border: var(--stroke) solid var(--black);
  background: var(--white);
  color: var(--black);
}

textarea.field {
  resize: vertical;
}

.field:focus {
  outline: var(--stroke) solid var(--blue);
  outline-offset: 2px;
}

/* Footer */
.footer {
  padding: 28px 0 34px;
  border-top: var(--stroke) solid var(--black);
  background: var(--white);
}

.footer-inner {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.footer small {
  color: var(--navy);
}

.footer-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--navy);
  font-size: 13px;
  padding: 8px 10px;
  border: var(--stroke) solid transparent;
}

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

/* Focus */
:focus-visible {
  outline: var(--stroke) solid var(--blue);
  outline-offset: 2px;
}

/* Responsive */
@media (max-width: 900px) {
  .pixel-rail {
    display: none;
  }

  .nav {
    display: none;
  }

  .menu-btn {
    display: inline-flex;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .banner-inner {
    grid-template-columns: 1fr;
  }

  #contact .contact-left,
  #contact .contact-right {
    grid-column: span 12;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .card {
    grid-column: span 6;
  }
}

@media (max-width: 600px) {
  .card {
    grid-column: span 12;
  }
}