:root {
  --bg: #f6f2ea;
  --paper: #fffdf8;
  --ink: #20281f;
  --muted: #677064;
  --line: #ded7c9;
  --green: #18351f;
  --green-2: #244b2c;
  --soft-green: #edf3ea;
  --accent: #4c8c45;
  --accent-soft: #dfeadb;
  --whatsapp: #25D366;
  --shadow: 0 24px 70px rgba(31, 42, 31, 0.1);
  --max: 1120px;
  --radius: 22px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 18px;
  line-height: 1.75;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(31,42,31,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(31,42,31,.035) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: .5;
}

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

p { margin: 0; max-width: 700px; }
ul, ol { margin: 0; padding: 0; }
li { list-style: none; }

h1, h2, h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h1 { font-size: clamp(2.25rem, 5.4vw, 4.85rem); max-width: 920px; }
h2 { font-size: clamp(1.75rem, 3.2vw, 3.15rem); max-width: 840px; }
h3 { font-size: 1.22rem; }

:focus-visible {
  outline: 3px solid rgba(76,140,69,.55);
  outline-offset: 3px;
}

.container {
  width: min(var(--max), 100%);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 999;
  padding: .7rem 1rem;
  border-radius: 12px;
  background: var(--green);
  color: #fff;
  transition: top .16s ease;
}

.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246,242,234,.88);
  border-bottom: 1px solid rgba(222,215,201,.9);
  backdrop-filter: blur(16px);
}

.nav-wrap {
  width: min(var(--max), 100%);
  margin: 0 auto;
  padding: .9rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  font-weight: 850;
  letter-spacing: -0.055em;
  color: var(--green);
}

.brand span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 1.15rem;
  align-items: center;
  color: var(--muted);
  font-size: .94rem;
}

.nav-links a {
  padding: .42rem .1rem;
  border-bottom: 1px solid transparent;
}

.nav-links a:hover { color: var(--green); border-color: var(--accent); }

.nav-links .nav-cta {
  padding: .5rem .85rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--green);
  font-weight: 700;
}

.nav-links .nav-cta:hover {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}

.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  border-radius: 8px;
  background: var(--green);
  transition: transform .18s ease, opacity .18s ease;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.section {
  padding: 6.2rem 0;
  position: relative;
}

.section-paper { background: rgba(255,253,248,.92); }
.section-soft { background: var(--soft-green); }
.section-dark { background: var(--green); color: #fff; }

.hero {
  padding: 6.8rem 0 5.8rem;
  background: radial-gradient(circle at 76% 12%, rgba(255,255,255,.13), transparent 28rem), linear-gradient(135deg, #17321d 0%, #1e3b22 55%, #102414 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 1rem;
  border: 1px solid rgba(255,255,255,.075);
  border-radius: 28px;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 370px;
  gap: 3.2rem;
  align-items: end;
  position: relative;
  z-index: 1;
}

.hero-copy p {
  margin-top: 1.45rem;
  color: rgba(255,255,255,.82);
  font-size: 1.12rem;
}

.kicker {
  display: inline-flex;
  margin-bottom: 1.25rem;
  padding: .38rem .82rem;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 999px;
  color: rgba(255,255,255,.82);
  font-size: .86rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin-top: 2.25rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: .82rem 1.16rem;
  border-radius: 999px;
  font-size: .98rem;
  font-weight: 760;
  transition: transform .16s ease, border-color .16s ease, background .16s ease, color .16s ease;
}

.button:hover { transform: translateY(-1px); }
.button-primary { background: #fff; color: var(--green); }
.button-secondary { border: 1px solid rgba(255,255,255,.34); color: #fff; }
.button-dark { background: var(--green); color: #fff; }

.mobile-tech-card {
  display: none;
}

.hero-panel {
  padding: 1.45rem;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius);
  background: rgba(255,255,255,.08);
  box-shadow: 0 30px 90px rgba(0,0,0,.18);
}

.panel-label {
  display: block;
  margin-bottom: .8rem;
  color: rgba(255,255,255,.62);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.hero-panel strong {
  display: block;
  font-size: 1.35rem;
  line-height: 1.25;
}

.hero-panel p {
  margin-top: .85rem;
  color: rgba(255,255,255,.76);
  font-size: .98rem;
}

.hero-panel ul {
  display: grid;
  gap: .45rem;
  margin-top: 1.1rem;
}

.hero-panel li {
  position: relative;
  padding-left: 1.05rem;
  color: rgba(255,255,255,.78);
  font-size: .92rem;
}

.hero-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72rem;
  width: .38rem;
  height: .38rem;
  border-radius: 50%;
  background: rgba(255,255,255,.72);
}

.metrics {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.business-value {
  padding: 4.8rem 0;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.business-value-layout {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1fr);
  gap: 1.1rem;
  align-items: start;
  min-width: 0;
}

.business-value-copy {
  display: grid;
  gap: .85rem;
  padding-right: 1.5rem;
  min-width: 0;
}

.business-value-copy p {
  color: var(--muted);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .8rem;
  min-width: 0;
}

.value-card {
  min-height: 150px;
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

.value-card strong {
  display: block;
  color: var(--green);
  line-height: 1.2;
}

.value-card p {
  margin-top: .6rem;
  color: var(--muted);
  font-size: .94rem;
  line-height: 1.5;
}

.roi-note {
  grid-column: 2;
  padding: 1rem 1.1rem;
  border: 1px solid #cbdcc5;
  border-radius: 18px;
  background: #eef6eb;
}

.roi-note span {
  display: block;
  color: var(--accent);
  font-size: .76rem;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.roi-note p {
  margin-top: .45rem;
  color: var(--green);
  line-height: 1.45;
}

.roi-note small {
  display: block;
  margin-top: .55rem;
  color: #5b7057;
  font-size: .88rem;
  line-height: 1.45;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.metric {
  padding: 1.55rem;
  border-right: 1px solid var(--line);
}

.metric:first-child { border-left: 1px solid var(--line); }
.metric strong { display: block; font-size: 1.65rem; line-height: 1.1; color: var(--green); letter-spacing: -.03em; }
.metric span { display: block; margin-top: .3rem; color: var(--muted); font-size: .94rem; line-height: 1.45; }

.tool-strip {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.tool-row {
  display: flex;
  gap: .55rem;
  overflow-x: auto;
  padding: .95rem max(1.5rem, calc((100vw - var(--max)) / 2 + 1.5rem));
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.tool-row::-webkit-scrollbar { display: none; }
.tool-row span {
  flex: 0 0 auto;
  padding: .35rem .72rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg);
  color: var(--muted);
  font-size: .84rem;
}

.two-column-head {
  display: grid;
  grid-template-columns: .8fr 1fr;
  gap: 2.4rem;
  align-items: end;
  margin-bottom: 2.4rem;
}

.section-head {
  display: grid;
  gap: .75rem;
}

.label {
  color: var(--accent);
  font-weight: 820;
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.section-intro,
.section-head p { color: var(--muted); }

.service-list {
  display: grid;
  grid-template-columns: .9fr 1.2fr .9fr;
  gap: 1rem;
}

.service-card {
  min-height: 250px;
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.featured-card {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
  box-shadow: var(--shadow);
}

.card-index {
  display: block;
  margin-bottom: 1.25rem;
  color: var(--accent);
  font-weight: 850;
}

.featured-card .card-index { color: rgba(255,255,255,.65); }
.service-card p { margin-top: .85rem; color: var(--muted); font-size: .98rem; }
.featured-card p { color: rgba(255,255,255,.74); }

.case-layout {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 1.4rem;
  align-items: start;
}

.case-summary {
  position: sticky;
  top: 6rem;
  padding: 1.6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.case-summary h2 { margin-top: .7rem; }
.case-summary p { margin-top: 1rem; color: var(--muted); font-size: .98rem; }
.case-story { display: grid; gap: .85rem; }
.case-block {
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}
.case-block span { display: block; margin-bottom: .55rem; color: var(--accent); font-size: .78rem; font-weight: 820; letter-spacing: .06em; text-transform: uppercase; }
.case-block p { margin-top: .65rem; color: var(--muted); font-size: .98rem; }
.case-result { background: #e7f0e4; border-color: #cadfc6; }
.case-result h3, .case-result p { color: var(--green); }

.standards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.standards-grid article {
  padding: 1.25rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255,253,248,.6);
}

.standards-grid p { margin-top: .7rem; color: var(--muted); font-size: .95rem; }

.process-layout {
  display: grid;
  grid-template-columns: .75fr 1.25fr;
  gap: 2rem;
  align-items: start;
}

.timeline {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.timeline li {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 1rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--line);
}

.timeline span {
  color: var(--accent);
  font-weight: 850;
}

.timeline p { margin-top: .5rem; color: var(--muted); font-size: .98rem; }

.fit-grid {
  display: grid;
  grid-template-columns: .85fr 1fr 1fr;
  gap: 1rem;
  align-items: stretch;
}

.fit-card {
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.fit-card ul {
  display: grid;
  gap: .7rem;
  margin-top: 1rem;
}

.fit-card li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--muted);
  font-size: .96rem;
}

.fit-card li::before {
  position: absolute;
  left: 0;
  top: .1rem;
  font-weight: 850;
}

.good-fit li::before { content: "+"; color: var(--accent); }
.bad-fit li::before { content: "–"; color: #9b6b35; }

.contact .section-head p { color: rgba(255,255,255,.76); }
.contact .label { color: rgba(255,255,255,.68); }
.contact-layout {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 2rem;
  align-items: end;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .8rem;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: .9rem;
  min-height: 76px;
  padding: 1rem;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 16px;
  background: rgba(255,255,255,.08);
}

.primary-contact {
  grid-column: 1 / -1;
  background: rgba(37,211,102,.14);
  border-color: rgba(37,211,102,.35);
}

.contact-card:hover { background: rgba(255,255,255,.12); }
.contact-icon { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; background: rgba(255,255,255,.1); font-weight: 800; }
.contact-icon svg,
.wa-btn svg,
.tech-flow svg {
  width: 1.05rem;
  height: 1.05rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.contact-card strong, .contact-card span { display: block; line-height: 1.35; }
.contact-card span { color: rgba(255,255,255,.72); font-size: .88rem; word-break: break-word; }

.footer {
  background: #111;
  color: rgba(255,255,255,.78);
  padding: 1.35rem 0;
  font-size: .94rem;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer a { color: rgba(255,255,255,.62); }
.footer a:hover { color: #fff; }

.wa-bar { display: none; }

@media (max-width: 940px) {
  .hero-grid,
  .two-column-head,
  .business-value-layout,
  .case-layout,
  .process-layout,
  .fit-grid,
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .case-summary { position: static; }
  .service-list { grid-template-columns: 1fr; }
  .standards-grid { grid-template-columns: repeat(2, 1fr); }
  .roi-note { grid-column: auto; }
}

@media (max-width: 640px) {
  body { font-size: 17px; padding-bottom: 84px; }
  h1 { font-size: clamp(2.12rem, 13vw, 3.35rem); }
  h2 { font-size: 1.68rem; }
  .container { padding: 0 1.2rem; }
  .section { padding: 4rem 0; }
  .hero { padding: 4.3rem 0; }
  .hero::before { inset: .6rem; border-radius: 22px; }
  .nav-wrap { padding: .75rem 1.2rem; }
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 1rem;
    right: 1rem;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: .55rem;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
  }
  .nav-links.open { display: flex; }
  .nav-links a,
  .nav-links .nav-cta {
    padding: .88rem;
    border: 0;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    background: transparent;
    color: var(--ink);
  }
  .nav-links a:last-child { border-bottom: 0; }
  .hero-actions { flex-direction: column; }
  .button { width: 100%; border-radius: 14px; }
  .nav-toggle.open { background: #fff; }
  .metrics-grid { grid-template-columns: 1fr; }
  .metric { border-right: 0; border-bottom: 1px solid var(--line); }
  .metric:first-child { border-left: 0; }
  .metric:last-child { border-bottom: 0; }
  .tool-row { padding-left: 1.2rem; padding-right: 1.2rem; }
  .standards-grid { grid-template-columns: 1fr; }
  .timeline li { grid-template-columns: 52px 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { display: grid; }
  .wa-bar {
    display: block;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    padding: .75rem 1rem calc(.75rem + env(safe-area-inset-bottom));
    background: rgba(246,242,234,.94);
    border-top: 1px solid var(--line);
    backdrop-filter: blur(14px);
  }
  .wa-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    border-radius: 14px;
    background: var(--whatsapp);
    color: #fff;
    font-weight: 850;
  }
  .wa-btn span {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
  }
}