:root {
  --bg: #fafaf8;
  --bg-alt: #f2f1ec;
  --panel: #ffffff;
  --panel-rgb: 255, 255, 255;
  --header-rgb: 28, 29, 31;
  --border: #e6e4dc;
  --line: #ececE4;
  --text: #1c1b18;
  --text-dim: #716f66;
  --accent: #217e73;
  --accent-dim: #175a52;
  --accent-soft: #e7f1ef;
  --radius: 14px;
  --max-w: 1120px;
  --font-display: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}

img, svg {
  max-width: 100%;
}

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

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

header.site {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgb(var(--header-rgb));
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #2b2e31;
  /* dark graphite bar: re-point the text/border tokens for everything inside */
  --text: #f4f3ee;
  --text-dim: #dcdbd6;
  --border: #45484c;
  --panel: #26282a;
  --accent-soft: #34373a;
}

/* Configurator pages embed via <iframe> on their /projects/ page, which
   already has its own site header — hide the duplicate one in that context. */
html.is-embedded header.site {
  display: none;
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  color: var(--text);
}

.brand:hover {
  text-decoration: none;
}

.brand .mark {
  width: 24px;
  height: 24px;
  display: block;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.92;
}

nav.site {
  display: flex;
  align-items: center;
  gap: 32px;
}

nav.site .nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

nav.site a.nav-link {
  color: var(--text-dim);
  font-size: 0.95rem;
}

nav.site a.nav-link:hover {
  color: var(--text);
  text-decoration: none;
}

nav.site a.nav-link.current {
  color: var(--text);
}

nav.site .btn {
  font-size: 0.9rem;
  padding: 9px 18px;
}

/* ---------- language switcher ---------- */

.lang-switch {
  position: relative;
  padding-left: 16px;
  border-left: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.lang-current {
  display: flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text);
  cursor: pointer;
}

.lang-current::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  margin-top: -3px;
  transition: transform 0.15s ease;
}

.lang-switch.open .lang-current::after {
  transform: rotate(-135deg);
  margin-top: 3px;
}

.lang-current:hover {
  border-color: var(--text-dim);
  color: #fff;
}

.lang-options {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  min-width: 68px;
  z-index: 30;
}

.lang-options[hidden] {
  display: none;
}

.lang-option {
  display: block;
  width: 100%;
  text-align: left;
  padding: 9px 12px;
  background: transparent;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--text-dim);
  cursor: pointer;
}

.lang-option:hover {
  background: var(--accent-soft);
  color: var(--text);
}

.lang-option.active {
  color: #6cc4b8;
  font-weight: 600;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  margin: 0;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  flex: none;
}

.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
}

.nav-toggle-bar {
  position: relative;
}

.nav-toggle-bar::before,
.nav-toggle-bar::after {
  content: "";
  position: absolute;
  left: 0;
  transition: transform 0.2s ease, top 0.2s ease;
}

.nav-toggle-bar::before {
  top: -6px;
}

.nav-toggle-bar::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Narrow desktop / tablet: four nav links + language + CTA must stay on one line
   in every language (ES/PL labels are long). Below 1040px the CTA button gives way;
   the Contact link stays. */
@media (min-width: 720.02px) and (max-width: 1180px) {
  nav.site {
    gap: 18px;
  }
  nav.site .nav-links {
    gap: 16px;
  }
  nav.site a.nav-link {
    font-size: 0.88rem;
    white-space: nowrap;
  }
  nav.site .btn {
    white-space: nowrap;
    font-size: 0.84rem;
    padding: 8px 14px;
  }
  .lang-switch {
    padding-left: 12px;
  }
}

@media (min-width: 720.02px) and (max-width: 1040px) {
  nav.site > .btn {
    display: none;
  }
}

@media (max-width: 720px) {
  header.site .wrap {
    height: auto;
    min-height: 68px;
    flex-wrap: nowrap;
    justify-content: space-between;
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .nav-toggle {
    display: flex;
  }

  nav.site {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    background: rgb(var(--header-rgb));
    border-bottom: 1px solid var(--border);
    padding: 4px 24px 20px;
    box-shadow: 0 16px 28px rgba(0, 0, 0, 0.25);
  }

  header.site.nav-open nav.site {
    display: flex;
  }

  nav.site .nav-links {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    order: 1;
  }

  nav.site a.nav-link {
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
  }

  nav.site .btn {
    order: 2;
    justify-content: center;
    margin-top: 16px;
  }

  .lang-switch {
    order: 3;
    justify-content: flex-start;
    margin-top: 18px;
    padding-left: 0;
    padding-top: 16px;
    border-left: none;
    border-top: 1px solid var(--border);
  }

  .lang-options {
    left: 0;
    right: auto;
  }
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fbfbf8;
  font-weight: 600;
  font-size: 0.98rem;
  border: 1px solid var(--accent);
  cursor: pointer;
  font-family: inherit;
}

.btn::after {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg);
  transition: transform 0.15s ease;
}

.btn:hover {
  background: var(--accent-dim);
  border-color: var(--accent-dim);
  text-decoration: none;
}

.btn:hover::after {
  transform: rotate(-45deg) translate(2px, 2px);
}

.btn.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn.ghost::after {
  display: none;
}

.btn.ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.btn.disabled,
.btn.disabled:hover {
  background: var(--bg-alt);
  border-color: var(--border);
  color: var(--text-dim);
  cursor: default;
}

.btn.disabled::after {
  display: none;
}

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

.hero {
  position: relative;
  padding: 100px 0 88px;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.hero .wrap {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 56px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 16px;
}

.hero h1 {
  font-size: clamp(2.3rem, 4.6vw, 3.4rem);
  line-height: 1.1;
  margin: 0 0 20px;
}

.hero p.lead {
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 520px;
  margin: 0 0 32px;
}

.hero .actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual svg,
.hero-visual img {
  width: 100%;
  max-width: 400px;
  height: auto;
  overflow: visible;
}

.stamp {
  position: absolute;
  right: 4px;
  bottom: -30px;
  display: flex;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 5px 9px;
  background: var(--panel);
}

.stamp b {
  color: var(--accent);
  font-weight: 500;
}

@media (max-width: 860px) {
  .hero .wrap {
    grid-template-columns: 1fr;
  }
  .hero-visual {
    order: -1;
    margin-bottom: 12px;
  }
  .hero-visual svg,
  .hero-visual img {
    max-width: 260px;
  }
}

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

section {
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}

section.tight {
  padding: 56px 0;
}

section:last-of-type {
  border-bottom: none;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

section h2 {
  font-size: 1.8rem;
  margin: 0 0 10px;
}

section .section-lead {
  color: var(--text-dim);
  max-width: 620px;
  margin: 0;
}

.section-head .section-lead {
  margin: 0;
}

/* ---------- featured project ---------- */

.feature-card {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

.feature-card .media {
  background: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  min-height: 320px;
}

.feature-card .media svg {
  width: 100%;
  max-width: 360px;
  height: auto;
}

.feature-card .media img {
  width: 100%;
  height: auto;
}

.feature-card .body {
  padding: 44px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.feature-card .tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin: 0 0 12px;
}

.feature-card p {
  color: var(--text-dim);
  margin: 0 0 28px;
  font-size: 1.02rem;
}

.feature-card .actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 860px) {
  .feature-card {
    grid-template-columns: 1fr;
  }
  .feature-card .media {
    min-height: 240px;
    padding: 28px;
  }
  .feature-card .body {
    padding: 32px;
  }
}

/* ---------- project grid / cards ---------- */

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .project-grid {
    grid-template-columns: 1fr;
  }
}

.project-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.project-card .thumb {
  background: var(--bg-alt);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
}

.project-card .thumb svg {
  width: 100%;
  height: auto;
}

.project-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.project-card .info {
  padding: 22px 24px 26px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.status-pill .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-dim);
}

.status-pill.live .dot {
  background: var(--accent);
}

.status-pill.live {
  color: var(--accent);
}

.project-card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.project-card p {
  color: var(--text-dim);
  margin: 0;
  font-size: 0.92rem;
  flex: 1;
}

.project-card .card-link {
  margin-top: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

.project-card:hover .card-link {
  color: var(--accent);
}

/* ---------- final CTA ---------- */

.final-cta {
  text-align: center;
  padding: 96px 0;
}

.final-cta h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.3rem);
  margin: 0 0 28px;
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}

.final-cta .actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

.final-cta .final-cta-lead {
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 640px;
  margin: -12px auto 32px;
}

/* ---------- project detail page ---------- */

.project-hero {
  padding: 64px 0 0;
}

.project-hero .eyebrow {
  margin-bottom: 12px;
}

.project-hero h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin: 0 0 20px;
}

.project-hero .lede {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 680px;
  margin: 0 0 40px;
}

.hero-media {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-alt);
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  margin-bottom: 8px;
}

.hero-media svg {
  width: 100%;
  max-width: 520px;
  height: auto;
}

.hero-media.is-demo {
  padding: 0;
  min-height: 480px;
  overflow: hidden;
}

.hero-media.is-demo iframe {
  width: 100%;
  height: 480px;
  border: 0;
  display: block;
}

.demo-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--text-dim);
  font-size: 0.9rem;
  padding: 14px 4px 0;
}

/* Link from a project page to the Business Tools page (lead comparison) */
.bt-crosslink {
  margin: 18px 0 0;
  padding: 14px 4px 0;
  border-top: 1px dashed var(--border);
  font-size: 0.95rem;
}

.bt-crosslink a {
  font-weight: 600;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

@media (max-width: 780px) {
  .feature-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 540px) {
  .feature-list {
    grid-template-columns: 1fr;
  }
}

.feature-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  background: var(--panel);
}

.feature-item .num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 10px;
  display: block;
}

.feature-item h4 {
  margin: 0 0 6px;
  font-size: 1.02rem;
}

.feature-item p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* AR: flow strip above the demo, wide 07 feature card, privacy line, card badge */
.project-hero .lede.has-flow {
  margin-bottom: 20px;
}

.flow-strip {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin: 0 0 20px;
}

.flow-steps {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}

.flow-note {
  color: var(--text-dim);
  font-size: 0.9rem;
}

.card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 12px;
}

.ar-badge {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 1px 8px;
}

.business-use {
  max-width: 720px;
}

.business-use p {
  color: var(--text-dim);
  font-size: 1.02rem;
}

/* ---------- about page ---------- */

.about-lede {
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 680px;
  margin: 0 0 8px;
}

.keyword-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.keyword {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
}

.founder-card {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  background: var(--panel);
  margin-top: 48px;
}

.founder-avatar {
  flex: 0 0 96px;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: var(--accent-soft);
  object-fit: cover;
  object-position: center 22%;
  display: block;
}

@media (max-width: 720px) {
  .founder-card {
    gap: 16px;
    padding: 20px;
  }

  .founder-avatar {
    flex-basis: 72px;
    width: 72px;
    height: 72px;
  }
}

.founder-card h3 {
  margin: 0 0 4px;
  font-size: 1.1rem;
}

.founder-role {
  color: var(--accent);
  font-size: 0.85rem;
  font-family: var(--font-mono);
  margin: 0 0 12px;
}

.founder-card p.bio {
  color: var(--text-dim);
  margin: 0;
  max-width: 52ch;
}

/* ---------- contact page ---------- */

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}

@media (max-width: 860px) {
  .contact-layout {
    grid-template-columns: 1fr;
  }
}

.contact-side h2 {
  font-size: 2rem;
  margin: 0 0 16px;
}

.contact-side .lead {
  color: var(--text-dim);
  font-size: 1.05rem;
  margin: 0 0 32px;
  max-width: 46ch;
}

.contact-direct {
  border-top: 1px solid var(--border);
  padding-top: 24px;
}

.contact-direct span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.contact-direct a {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
}

.contact-direct a:hover {
  color: var(--accent);
}

form.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  font-size: 0.85rem;
  color: var(--text-dim);
}

.field .optional {
  font-size: 0.78rem;
  color: var(--text-dim);
  opacity: 0.7;
}

.field input,
.field textarea {
  font-family: inherit;
  font-size: 0.98rem;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--accent);
}

.contact-form .btn {
  align-self: flex-start;
  margin-top: 4px;
}

.form-note {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-top: -6px;
}

.form-status {
  font-size: 0.88rem;
  margin: -6px 0 0;
  padding: 10px 14px;
  border-radius: 10px;
}

.form-status[hidden] {
  display: none;
}

.form-status.success {
  color: var(--accent-dim);
  background: var(--accent-soft);
}

.form-status.error {
  color: #8a2f27;
  background: #f7e8e6;
}

/* ---------- private preview strip (injected by the worker on draft pages) ---------- */

.private-bar {
  background: #2b2a26;
  color: #f2f1ec;
  font-size: 0.84rem;
}

.private-bar .wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding-top: 9px;
  padding-bottom: 9px;
}

.private-bar-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #e0a43a;
  flex: none;
}

.private-bar a {
  margin-left: auto;
  color: #f2f1ec;
  font-weight: 600;
}

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

footer.site {
  padding: 44px 0;
  color: var(--text-dim);
  font-size: 0.88rem;
}

footer.site .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

footer.site a {
  color: var(--text-dim);
}

@media (max-width: 640px) {
  .hero {
    padding: 64px 0 48px;
  }
  section {
    padding: 56px 0;
  }
  .final-cta {
    padding: 72px 0;
  }
}