/* AETR — Augmentum Et Renovatio | site rebuild */

:root {
  --bg: #faf8f4;
  --bg-alt: #f1ede4;
  --ink: #1a1712;
  --ink-soft: #55503f;
  --dark: #0d0c0a;
  --dark-alt: #161410;
  --gold: #b8933f;
  --gold-light: #d4b567;
  --gold-dark: #8a6b2a; /* WCAG AA-safe gold for text on light backgrounds (4.5:1+) */
  --line: #e6ded0;
  --white: #ffffff;
  --radius: 14px;
  --shadow: 0 20px 50px -25px rgba(13, 12, 10, 0.35);
  --maxw: 1160px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Ubuntu", var(--font);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.18;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 4.4vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 16px; color: var(--ink-soft); }
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-dark);
  margin-bottom: 10px;
}
.lead { font-size: 1.1rem; }
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--dark); color: var(--white); }
.section-dark p { color: #cfc9ba; }
.section-dark h2 { color: var(--white); }
.section-dark .eyebrow { color: var(--gold-light); }
.center { text-align: center; }
.narrow { max-width: 720px; margin-left: auto; margin-right: auto; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-gold { background: var(--gold); color: var(--dark); }
.btn-gold:hover { background: var(--gold-light); box-shadow: 0 14px 30px -12px rgba(184, 147, 63, 0.55); }
.btn-outline { background: transparent; border-color: rgba(255,255,255,0.35); color: var(--white); }
.btn-outline:hover { background: rgba(255,255,255,0.08); }
.btn-dark { background: var(--dark); color: var(--white); }
.btn-dark:hover { background: var(--dark-alt); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 12, 10, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 42px; width: auto; }
.brand-text { color: var(--white); font-family: var(--font-display); font-weight: 700; font-size: 0.95rem; letter-spacing: 0.02em; line-height: 1.15; }
.brand-text small { display: block; font-size: 0.62rem; font-weight: 400; color: var(--gold-light); letter-spacing: 0.12em; text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 34px; }
.nav a { color: #e9e5d8; font-weight: 500; font-size: 0.94rem; transition: color 0.2s ease; position: relative; }
.nav a:hover, .nav a.active { color: var(--gold-light); }
.nav-cta { display: none; }
.mobile-only { display: none; }
@media (min-width: 860px) { .nav-cta:not(.mobile-only) { display: inline-flex; } }

.nav-toggle {
  display: inline-flex;
  background: none;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--white);
  cursor: pointer;
}
@media (min-width: 860px) { .nav-toggle { display: none; } }
@media (max-width: 859px) {
  .nav { position: fixed; inset: 78px 0 0 0; background: var(--dark); flex-direction: column; align-items: flex-start; padding: 28px 24px; gap: 22px; transform: translateX(100%); transition: transform 0.3s ease; overflow-y: auto; }
  .nav.open { transform: translateX(0); }
  .nav a { font-size: 1.1rem; }
  .nav-cta.mobile-only { display: inline-flex; }
}

/* Hero */
.hero {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: center;
  color: var(--white);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(9,8,7,0.94) 10%, rgba(9,8,7,0.72) 55%, rgba(9,8,7,0.45) 100%);
  z-index: 1;
}
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero .container { position: relative; z-index: 2; padding-top: 60px; padding-bottom: 60px; }
.hero-content { max-width: 680px; }
.hero p.lead { color: #dcd7c8; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }

/* Two column */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
@media (min-width: 900px) { .split { grid-template-columns: 0.85fr 1fr; gap: 64px; } }
.split.reverse { direction: rtl; }
.split.reverse > * { direction: ltr; }
.split img { border-radius: var(--radius); box-shadow: var(--shadow); }

/* Service lists */
.service-columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-top: 32px;
}
@media (min-width: 760px) { .service-columns { grid-template-columns: 1fr 1fr; } }
.service-columns h3 { color: var(--gold-dark); font-size: 1rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 18px; }
.check-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.check-list li { display: flex; align-items: flex-start; gap: 12px; font-weight: 500; }
.check-list li::before {
  content: "";
  flex: none;
  width: 18px; height: 18px;
  margin-top: 3px;
  border-radius: 50%;
  background: var(--gold);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/60% no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/60% no-repeat;
}

/* Services detail grid (services page) */
.svc-grid { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 40px; }
@media (min-width: 700px) { .svc-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1040px) { .svc-grid { grid-template-columns: 1fr 1fr 1fr; } }
.svc-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
}
.svc-card h3 { margin-bottom: 10px; font-size: 1.08rem; }
.svc-card p { margin: 0; font-size: 0.95rem; }

/* Why choose us cards */
.feature-grid { display: grid; grid-template-columns: 1fr; gap: 26px; margin-top: 40px; }
@media (min-width: 700px) { .feature-grid { grid-template-columns: 1fr 1fr; } }
.feature-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.feature-card img { width: 64px; height: 64px; flex: none; }
.feature-card h3 { margin-bottom: 8px; }
.feature-card p { margin: 0; font-size: 0.96rem; }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 44px;
}
@media (min-width: 760px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat { text-align: center; }
.stat .num { font-family: var(--font-display); font-size: 2.6rem; font-weight: 700; color: var(--gold-light); line-height: 1; margin-bottom: 10px; }
.stat p { font-size: 0.9rem; color: #b9b4a4; margin: 0; }

/* Contact form */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-top: 20px;
}
@media (min-width: 940px) { .contact-wrap { grid-template-columns: 0.85fr 1.15fr; } }
.contact-info { display: flex; flex-direction: column; gap: 22px; }
.contact-info-item { display: flex; gap: 14px; align-items: flex-start; }
.contact-info-item .ico {
  width: 42px; height: 42px; flex: none; border-radius: 10px;
  background: var(--bg-alt); display: flex; align-items: center; justify-content: center;
  color: var(--gold-dark); font-size: 1.05rem;
}
.social-row { display: flex; gap: 12px; margin-top: 6px; }
.social-row a {
  width: 40px; height: 40px; border-radius: 50%; background: var(--dark); color: var(--white);
  display: flex; align-items: center; justify-content: center; font-size: 0.95rem;
  transition: background 0.2s ease;
}
.social-row a:hover { background: var(--gold); color: var(--dark); }

.whatsapp-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  border-radius: 999px;
  background: #25d366;
  color: #0b3d24;
  font-weight: 700;
  font-size: 0.95rem;
}
.whatsapp-cta:hover { background: #1ebe5b; }
.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: #0b3d24;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 14px 30px -10px rgba(0,0,0,0.45);
  transition: transform 0.2s ease;
}
.whatsapp-float:hover { transform: translateY(-3px); }
.whatsapp-float svg { width: 28px; height: 28px; }

form.aetr-form {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
form.aetr-form .full { grid-column: 1 / -1; }
@media (max-width: 640px) { form.aetr-form { grid-template-columns: 1fr; padding: 24px; } }
form.aetr-form label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; color: var(--ink); }
form.aetr-form input,
form.aetr-form select,
form.aetr-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 9px;
  font-family: var(--font);
  font-size: 0.95rem;
  background: var(--bg);
  color: var(--ink);
}
form.aetr-form input:focus,
form.aetr-form select:focus,
form.aetr-form textarea:focus { outline: 2px solid var(--gold-dark); outline-offset: 1px; }
form.aetr-form button { justify-self: start; margin-top: 4px; border: none; }
.form-note { grid-column: 1/-1; font-size: 0.8rem; color: var(--ink-soft); margin: -6px 0 0; }
.form-status { grid-column: 1/-1; font-size: 0.9rem; font-weight: 600; min-height: 1.2em; }
.form-status.ok { color: #2e7d4f; }
.form-status.err { color: #b3382c; }

/* CTA band */
.cta-band {
  background: var(--dark);
  color: var(--white);
  border-radius: 24px;
  padding: 56px;
  text-align: center;
  margin: 0 auto;
}
.cta-band h2 { color: var(--white); }
.cta-band p { color: #cfc9ba; }

/* Process steps */
.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-top: 40px;
  border-top: 1px solid var(--line);
}
@media (min-width: 760px) { .process-grid { grid-template-columns: repeat(4, 1fr); border-top: none; } }
.process-step {
  padding: 28px 8px 28px 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 760px) {
  .process-step { border-bottom: none; border-right: 1px solid var(--line); padding: 4px 24px 4px 0; }
  .process-step:last-child { border-right: none; }
}
.process-step .step-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--gold-dark);
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}
.process-step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.process-step p { font-size: 0.92rem; margin: 0; }

/* Platform badges */
.platform-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.platform-badge {
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--white);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ink);
}
.section-dark .platform-badge { background: transparent; border-color: rgba(255,255,255,0.25); color: var(--white); }

/* FAQ */
.faq-list { margin-top: 32px; display: flex; flex-direction: column; gap: 12px; max-width: 800px; }
.faq-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 4px 22px;
}
.faq-item summary {
  cursor: pointer;
  padding: 18px 0;
  font-weight: 600;
  font-size: 1rem;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  color: var(--gold-dark);
  flex: none;
  transition: transform 0.2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding-bottom: 18px; margin: 0; font-size: 0.95rem; }

/* Next-steps list (contact page) */
.next-steps { list-style: none; margin: 28px 0 0; padding: 0; display: flex; flex-direction: column; gap: 18px; }
.next-steps li { display: flex; gap: 16px; align-items: flex-start; }
.next-steps .n {
  flex: none; width: 30px; height: 30px; border-radius: 50%;
  background: var(--gold); color: var(--dark); font-weight: 700; font-size: 0.85rem;
  display: flex; align-items: center; justify-content: center;
}

/* Skip link (a11y) */
.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--gold);
  color: var(--dark);
  padding: 12px 20px;
  border-radius: 8px;
  font-weight: 700;
  z-index: 1000;
}
.skip-link:focus {
  left: 16px;
  top: 16px;
}

/* Footer */
.site-footer { background: var(--dark); color: #d8d3c4; padding: 72px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 40px; }
@media (min-width: 780px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 32px; } }
.footer-grid h4 { color: var(--white); font-family: var(--font-display); font-size: 0.95rem; letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: 18px; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-grid a { color: #b9b4a4; font-size: 0.92rem; transition: color 0.2s ease; }
.footer-grid a:hover { color: var(--gold-light); }
.footer-brand img { height: 46px; margin-bottom: 14px; }
.footer-brand p { font-size: 0.9rem; max-width: 320px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 56px;
  padding-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  font-size: 0.82rem;
  color: #8f897a;
}

/* Legal pages */
.legal-content h2 { margin-top: 36px; font-size: 1.25rem; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content p { max-width: 760px; }

/* Page hero (inner pages) */
.page-hero {
  background: var(--dark);
  color: var(--white);
  padding: 64px 0 56px;
}
.page-hero h1 { color: var(--white); margin-bottom: 10px; }
.page-hero p { color: #cfc9ba; max-width: 620px; margin: 0; }
.breadcrumb { font-size: 0.85rem; color: var(--gold-light); margin-bottom: 14px; }
.breadcrumb a { color: #cfc9ba; }
.breadcrumb a:hover { color: var(--gold-light); }