/* ============================================================
   Ramírez Rojas & Asociados — styles.css
   Archetype: Editorial Dark Navy (adapted from 02 Dark Warm)
   ============================================================ */

/* ----- Custom properties ----- */
:root {
  --bg:        #0B1628;
  --bg-2:      #111E35;
  --bg-3:      #162040;
  --bg-card:   #1A2744;
  --cream:     #F0EDE6;
  --cream-2:   #C8C2B5;
  --cream-3:   #7A7468;
  --accent:    #C49A3C;
  --accent-2:  #A8821E;
  --gold-soft: rgba(196,154,60,0.15);
  --line:      rgba(240,237,230,0.10);
  --line-2:    rgba(240,237,230,0.06);
  --nav-h:     72px;
  --ease-out:  cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ----- Reset ----- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  overflow-x: clip;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  background: var(--bg);
  color: var(--cream);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img { display: block; width: 100%; height: 100%; object-fit: cover; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font: inherit; background: none; border: none; color: inherit; }

/* ----- Typography ----- */
.display, h1, h2, h3 {
  font-family: "Playfair Display", Georgia, "Times New Roman", serif;
  line-height: 1.1;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.4rem, 5.5vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.6rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 2rem); }
h4 { font-size: 1.1rem; font-weight: 600; }
.kicker {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.lead { font-size: clamp(1rem, 1.5vw, 1.2rem); color: var(--cream-2); line-height: 1.7; }

/* ----- Layout ----- */
.container { max-width: 1200px; margin-inline: auto; padding-inline: 2rem; }
.container--narrow { max-width: 820px; margin-inline: auto; padding-inline: 2rem; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
section { padding-block: 6rem; }
.section-header { margin-bottom: 4rem; }
.section-header--center { text-align: center; }
.section-header .kicker { margin-bottom: 1rem; }
.section-header h2 { margin-bottom: 1rem; }
.section-header p { color: var(--cream-2); max-width: 52ch; }
.section-header--center p { margin-inline: auto; }

/* ----- Splash ----- */
.splash {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 1.5rem;
  transition: opacity 0.6s var(--ease-out), visibility 0.6s;
  animation: splashSafety .01s 4.5s forwards;
}
@keyframes splashSafety {
  to { opacity: 0; visibility: hidden; pointer-events: none; }
}
.splash.is-out { opacity: 0; visibility: hidden; pointer-events: none; }
.splash-logo {
  font-family: "Playfair Display", serif;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--cream);
}
.splash-logo span { color: var(--accent); }
.splash-bar {
  width: 120px; height: 2px;
  background: var(--line);
  border-radius: 1px;
  overflow: hidden;
}
.splash-bar::after {
  content: "";
  display: block;
  height: 100%;
  width: 0;
  background: var(--accent);
  animation: splashLoad 1.8s var(--ease-out) forwards;
}
@keyframes splashLoad { to { width: 100%; } }

/* ----- Navigation ----- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  display: flex; align-items: center;
  transition: background 0.4s var(--ease-out), box-shadow 0.4s;
}
.nav.is-scrolled {
  background: rgba(11,22,40,0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--line);
}
.nav__inner {
  width: 100%; max-width: 1200px; margin-inline: auto;
  padding-inline: 2rem;
  display: flex; align-items: center; justify-content: space-between;
}
.nav__logo {
  font-family: "Playfair Display", serif;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
}
.nav__logo-brand {
  font-family: "Playfair Display", serif;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
  color: var(--cream);
}
.nav__logo-brand span { color: var(--accent); }
.nav__logo small {
  display: block;
  font-family: "Inter", sans-serif;
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream-3);
}
@media (min-width: 901px) {
  .nav__logo { font-size: 2.3rem; }
  .nav__logo small { font-size: 0.89rem; }
}
.nav__links {
  display: flex; align-items: center; gap: 2.5rem;
}
.nav__links a {
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--cream-2);
  transition: color 0.2s;
  position: relative;
}
.nav__links a::after {
  content: "";
  position: absolute; bottom: -3px; left: 0; right: 0;
  height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}
.nav__links a:hover, .nav__links a.is-active { color: var(--cream); }
.nav__links a:hover::after, .nav__links a.is-active::after { transform: scaleX(1); }
.nav__cta {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 0.6rem 1.4rem;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 2px;
  transition: background 0.25s, color 0.25s;
}
.nav__cta:hover { background: var(--accent); color: var(--bg); }
.nav__hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  width: 28px; cursor: pointer; padding: 4px;
}
.nav__hamburger span {
  display: block; height: 1.5px; background: var(--cream);
  border-radius: 1px; transition: transform 0.3s, opacity 0.3s;
}
.nav__hamburger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__hamburger.is-open span:nth-child(2) { opacity: 0; }
.nav__hamburger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.nav__mobile {
  display: none;
  position: fixed; inset: 0; top: var(--nav-h); z-index: 99;
  background: var(--bg-2);
  flex-direction: column; align-items: center; justify-content: center;
  gap: 2.5rem;
  opacity: 0; visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}
.nav__mobile.is-open { opacity: 1; visibility: visible; }
.nav__mobile a {
  font-family: "Playfair Display", serif;
  font-size: 2rem;
  color: var(--cream);
  transition: color 0.2s;
}
.nav__mobile a:hover { color: var(--accent); }

/* ----- Hero ----- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex; align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0; z-index: 0;
}
.hero__bg img {
  object-position: center top;
  filter: saturate(0.9) brightness(0.35);
}
.hero__mesh {
  position: absolute; inset: 0; z-index: 1;
  background:
    radial-gradient(ellipse 80% 60% at 30% 50%, rgba(196,154,60,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 80% 30%, rgba(11,22,40,0.8) 0%, transparent 70%),
    radial-gradient(ellipse 100% 100% at 50% 100%, rgba(11,22,40,0.9) 0%, transparent 60%);
  animation: meshDrift 20s ease-in-out infinite;
}
@keyframes meshDrift {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50%       { transform: scale(1.08) rotate(2deg); }
}
.hero__vignette {
  position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(180deg, rgba(11,22,40,0.5) 0%, transparent 40%, rgba(11,22,40,0.8) 100%);
  pointer-events: none;
}
.hero__content {
  position: relative; z-index: 3;
  padding-block: 6rem 4rem;
}
.hero__meta {
  display: flex; align-items: center; gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.hero__dot {
  width: 6px; height: 6px;
  border-radius: 50%; background: var(--accent);
  animation: pulse 2.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.7); }
}
.hero__meta span { font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--cream-2); }
.hero h1 {
  max-width: 14ch;
  text-wrap: balance;
  margin-bottom: 1.5rem;
}
.hero h1 em {
  font-style: italic;
  color: var(--accent);
}
.hero__sub {
  max-width: 48ch;
  color: var(--cream-2);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}
.hero__actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.85rem 2rem;
  border-radius: 2px;
  transition: all 0.25s var(--ease-out);
}
.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover { background: #d4a940; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(196,154,60,0.3); }
.btn-ghost {
  border: 1px solid var(--line);
  color: var(--cream);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.hero__scroll-hint {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  color: var(--cream-3);
  font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase;
  animation: floatHint 2s ease-in-out infinite;
}
@keyframes floatHint {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}
.hero__scroll-hint::after {
  content: "";
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

/* ----- Stats strip ----- */
.stats { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding-block: 3rem; }
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.stat { text-align: center; }
.stat__number {
  font-family: "Playfair Display", serif;
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.4rem;
}
.stat__label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream-3);
}

/* ----- Service cards ----- */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5px; background: var(--line); }
.service-card {
  background: var(--bg-2);
  padding: 2.5rem;
  display: flex; flex-direction: column;
  transition: background 0.3s var(--ease-out);
  cursor: default;
}
.service-card:hover { background: var(--bg-3); }
.service-card__icon {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--accent);
}
.service-card__title {
  font-family: "Playfair Display", serif;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--cream);
  line-height: 1.2;
}
.service-card__desc { font-size: 0.9rem; color: var(--cream-2); line-height: 1.65; flex: 1; }
.service-card__link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 1.5rem;
  transition: gap 0.2s;
}
.service-card:hover .service-card__link { gap: 0.7rem; }

/* ----- International highlight ----- */
.intl-section {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.intl__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.intl__img { aspect-ratio: 4/3; overflow: hidden; border-radius: 2px; }
.intl__img img { transition: transform 0.6s var(--ease-out); }
.intl__img:hover img { transform: scale(1.04); }
.intl__logos { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }
.intl__logo-tag {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 2px;
}

/* ----- Differentiators ----- */
.diff-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.diff-item {
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: 2px;
  transition: border-color 0.3s, transform 0.3s var(--ease-out);
}
.diff-item:hover { border-color: rgba(196,154,60,0.4); transform: translateY(-4px); }
.diff-item__num {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.diff-item__title { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.5rem; }
.diff-item__desc { font-size: 0.88rem; color: var(--cream-2); line-height: 1.65; }

/* ----- Certifications ----- */
.cert-strip { display: flex; align-items: center; gap: 3rem; flex-wrap: wrap; padding-block: 4rem; border-top: 1px solid var(--line); }
.cert-item {
  display: flex; align-items: center; gap: 1rem;
}
.cert-item__badge {
  width: 56px; height: 56px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-align: center;
  padding: 0.5rem;
  line-height: 1.2;
}
.cert-item__info strong { display: block; font-size: 0.9rem; color: var(--cream); }
.cert-item__info span { font-size: 0.75rem; color: var(--cream-3); }

/* ----- CTA section ----- */
.cta-section {
  background: linear-gradient(135deg, var(--bg-2) 0%, var(--bg-3) 100%);
  text-align: center;
  border-top: 1px solid var(--line);
}
.cta-section h2 { margin-bottom: 1rem; }
.cta-section p { color: var(--cream-2); max-width: 50ch; margin-inline: auto; margin-bottom: 2.5rem; }

/* ----- Page hero (inner pages) ----- */
.page-hero {
  padding-top: calc(var(--nav-h) + 5rem);
  padding-bottom: 5rem;
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.page-hero .kicker { margin-bottom: 1rem; }
.page-hero h1 { max-width: 16ch; margin-bottom: 1rem; }
.page-hero p { color: var(--cream-2); max-width: 52ch; font-size: 1.1rem; line-height: 1.7; }

/* ----- About page ----- */
.about-story { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start; }
.about-story__img { aspect-ratio: 4/5; overflow: hidden; }
.about-story__img img { transition: transform 0.6s var(--ease-out); }
.about-story__img:hover img { transform: scale(1.04); }
.values-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }
.value-card {
  padding: 1.75rem 1.25rem;
  border: 1px solid var(--line);
  text-align: center;
  transition: border-color 0.3s, transform 0.3s var(--ease-out);
}
.value-card:hover { border-color: rgba(196,154,60,0.4); transform: translateY(-3px); }
.value-card__icon { font-size: 1.6rem; margin-bottom: 0.75rem; }
.value-card__name { font-size: 0.9rem; font-weight: 600; color: var(--cream); }
.mission-vision { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.mv-card {
  padding: 2.5rem;
  background: var(--bg-2);
  border-left: 3px solid var(--accent);
}
.mv-card h3 { font-size: 1.4rem; margin-bottom: 1rem; color: var(--accent); }
.mv-card p { color: var(--cream-2); line-height: 1.75; }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.team-card { text-align: center; }
.team-card__img {
  width: 140px; height: 140px;
  border-radius: 50%;
  overflow: hidden;
  margin-inline: auto;
  margin-bottom: 1.25rem;
  border: 2px solid var(--accent);
}
.team-card__img img { object-position: top; }
.team-card__name { font-family: "Playfair Display", serif; font-size: 1.1rem; font-weight: 700; margin-bottom: 0.3rem; }
.team-card__role { font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); margin-bottom: 0.5rem; }
.team-card__email { font-size: 0.82rem; color: var(--cream-3); }
.team-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-3);
  color: var(--cream-3);
  font-size: 2rem;
}

/* ----- Services page ----- */
.service-full {
  padding-block: 4rem;
  border-bottom: 1px solid var(--line);
}
.service-full:last-child { border-bottom: none; }
.service-full__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.service-full:nth-child(even) .service-full__inner { direction: rtl; }
.service-full:nth-child(even) .service-full__content { direction: ltr; }
.service-full:nth-child(even) .service-full__img { direction: ltr; }
.service-full__img { aspect-ratio: 4/3; overflow: hidden; }
.service-full__img img { transition: transform 0.6s var(--ease-out); }
.service-full__img:hover img { transform: scale(1.04); }
.service-full__content .kicker { margin-bottom: 1rem; }
.service-full__content h2 { margin-bottom: 1rem; font-size: clamp(1.6rem, 3vw, 2.4rem); }
.service-full__content p { color: var(--cream-2); line-height: 1.75; margin-bottom: 1.5rem; }
.service-full__list { display: flex; flex-direction: column; gap: 0.5rem; }
.service-full__list li {
  font-size: 0.88rem;
  color: var(--cream-2);
  padding-left: 1rem;
  position: relative;
}
.service-full__list li::before {
  content: "—";
  position: absolute; left: 0;
  color: var(--accent);
}
.sectors-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.sector-chip {
  padding: 1.25rem 1.5rem;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 2px;
  font-size: 0.88rem;
  color: var(--cream-2);
  display: flex; align-items: center; gap: 0.75rem;
  transition: border-color 0.25s, color 0.25s, transform 0.25s var(--ease-out);
}
.sector-chip:hover { border-color: rgba(196,154,60,0.4); color: var(--cream); transform: translateY(-2px); }
.sector-chip__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }

/* ----- Contact page ----- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; }
.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cream-3);
}
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--cream);
  padding: 0.85rem 1rem;
  font: inherit;
  font-size: 0.95rem;
  border-radius: 2px;
  transition: border-color 0.2s;
  outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--cream-3); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--accent); }
.form-group select option { background: var(--bg-2); }
.form-group textarea { resize: vertical; min-height: 130px; }
.form-submit {
  align-self: flex-start;
  margin-top: 0.5rem;
}
.form-msg {
  font-size: 0.85rem;
  padding: 0.75rem 1rem;
  border-radius: 2px;
  display: none;
}
.form-msg.success { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.3); color: #4ade80; display: block; }
.form-msg.error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); color: #f87171; display: block; }
.contact-info { display: flex; flex-direction: column; gap: 2rem; }
.contact-info__item { display: flex; gap: 1.25rem; align-items: flex-start; }
.contact-info__icon {
  width: 44px; height: 44px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
  font-size: 1rem;
}
.contact-info__text strong { display: block; font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--cream-3); margin-bottom: 0.3rem; }
.contact-info__text span { color: var(--cream-2); font-size: 0.95rem; line-height: 1.55; }
.map-embed {
  margin-top: 3rem;
  aspect-ratio: 16/7;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 2px;
}
.map-embed iframe { width: 100%; height: 100%; border: 0; filter: invert(90%) hue-rotate(180deg); }

/* ----- Footer ----- */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--line);
  padding-block: 4rem 2rem;
}
.footer__top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer__brand-name {
  font-family: "Playfair Display", serif;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.footer__brand-name span { color: var(--accent); }
.footer__tagline { font-size: 0.82rem; color: var(--cream-3); line-height: 1.55; max-width: 28ch; margin-bottom: 1.25rem; }
.footer__member-link { display: inline-flex; flex-direction: column; gap: 0.75rem; }
.footer__member { font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--cream-3); }
.footer__rs-logo { width: 200px; height: auto; object-fit: contain; opacity: 0.75; transition: opacity 0.2s; }
.footer__member-link:hover .footer__rs-logo { opacity: 1; }
.footer__col-title {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cream-3);
  margin-bottom: 1.25rem;
}
.footer__links { display: flex; flex-direction: column; gap: 0.6rem; }
.footer__links a { font-size: 0.88rem; color: var(--cream-2); transition: color 0.2s; }
.footer__links a:hover { color: var(--accent); }
.footer__bottom {
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
  display: flex; justify-content: center; align-items: center;
  flex-direction: column;
  gap: 0.5rem; text-align: center;
}
.footer__copy { font-size: 0.75rem; color: var(--cream-3); }
.footer__credits { font-size: 0.7rem; color: var(--cream-3); }
.footer__credits a { color: var(--accent); }

/* ----- Reveal animations ----- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal[data-split] { opacity: 1; transform: none; }
.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }
.reveal--delay-5 { transition-delay: 0.5s; }

/* ----- Divider ----- */
.divider {
  height: 1px;
  background: var(--line);
  margin: 0;
}

/* ----- Responsive ----- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__top { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .values-grid { grid-template-columns: repeat(3, 1fr); }
  .diff-list { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  section { padding-block: 4rem; }
  .grid-2, .grid-3, .services-grid { grid-template-columns: 1fr; }
  .about-story, .intl__inner, .mission-vision, .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .service-full__inner { grid-template-columns: 1fr; gap: 2rem; }
  .service-full:nth-child(even) .service-full__inner { direction: ltr; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .sectors-grid { grid-template-columns: repeat(2, 1fr); }
  .nav__links, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .nav__mobile { display: flex; }
  .hero h1 { font-size: clamp(2.2rem, 8vw, 3.6rem); }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .container { padding-inline: 1.25rem; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .diff-list { grid-template-columns: 1fr; }
  .sectors-grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 2rem; }
  .hero__actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: 1fr; }
  .cert-strip { flex-direction: column; align-items: flex-start; }
}

/* ----- WhatsApp flotante ----- */
@keyframes wa-heartbeat {
  0%   { transform: scale(1); }
  14%  { transform: scale(1.18); }
  28%  { transform: scale(1); }
  42%  { transform: scale(1.12); }
  56%  { transform: scale(1); }
  100% { transform: scale(1); }
}
.wa-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 900;
  display: block;
  line-height: 0;
  animation: wa-heartbeat 2.2s ease-in-out infinite;
  filter: drop-shadow(0 4px 10px rgba(0,0,0,0.4));
  transition: filter 0.25s ease;
}
.wa-float:hover {
  animation-play-state: paused;
  filter: drop-shadow(0 6px 18px rgba(0,0,0,0.55));
}
.wa-float img {
  width: 64px;
  height: 64px;
  display: block;
  object-fit: contain;
}
@media (max-width: 540px) {
  .wa-float { bottom: 1.25rem; right: 1.25rem; }
  .wa-float img { width: 54px; height: 54px; }
}

/* ----- prefers-reduced-motion: only gate intrusive ----- */
@media (prefers-reduced-motion: reduce) {
  .hero__mesh { animation: none; }
  .splash-bar::after { animation: none; width: 100%; }
  .hero__scroll-hint { animation: none; }
  .hero__dot { animation: none; }
}