/* ============ VARIABLES ============ */
:root {
  --color-primary: #0f2b46;
  --color-primary-light: #1e4a72;
  --color-primary-dark: #0a1e33;
  --color-gray-900: #1f2937;
  --color-gray-600: #4b5563;
  --color-gray-400: #9ca3af;
  --color-gray-100: #f3f4f6;
  --color-accent: #f5a623;
  --color-accent-dark: #d88a12;
  --color-white: #ffffff;
  --color-bg: #f8fafc;
  --color-border: #e5e9ef;

  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --shadow-sm: 0 2px 8px rgba(15, 43, 70, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 43, 70, 0.10);
  --shadow-lg: 0 20px 45px rgba(15, 43, 70, 0.16);

  --header-height: 76px;
  --transition: all 0.25s ease;
}

/* ============ RESET ============ */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--color-gray-900);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font: inherit; }
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-primary); line-height: 1.25; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-accent { color: var(--color-accent); }

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 12px 24px;
  transition: var(--transition);
  white-space: nowrap;
}
.btn--sm { padding: 9px 18px; font-size: 0.9rem; }
.btn--lg { padding: 15px 32px; font-size: 1rem; }
.btn--block { width: 100%; }
.btn--accent {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  box-shadow: 0 8px 18px rgba(245, 166, 35, 0.35);
}
.btn--accent:hover { background: var(--color-accent-dark); transform: translateY(-2px); }
.btn--outline {
  background: transparent;
  border: 2px solid rgba(255,255,255,0.5);
  color: var(--color-white);
}
.btn--outline:hover { background: rgba(255,255,255,0.12); border-color: #fff; }

/* ============ HEADER ============ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}
.header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-primary);
}
.logo__icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.logo__icon img { width: 100%; height: 100%; object-fit: contain; }
.logo__sa { color: var(--color-accent); margin-left: 4px; }

.nav__list { display: flex; gap: 32px; }
.nav__link {
  font-weight: 500;
  color: var(--color-gray-900);
  position: relative;
  padding: 6px 0;
  transition: var(--transition);
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--color-accent);
  transition: var(--transition);
}
.nav__link:hover { color: var(--color-primary-light); }
.nav__link:hover::after { width: 100%; }

.header__actions { display: flex; align-items: center; gap: 18px; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
}
.hamburger span {
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============ HERO ============ */
.hero {
  padding: calc(var(--header-height) + 60px) 0 80px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  overflow: hidden;
  position: relative;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
.badge {
  display: inline-block;
  background: rgba(245, 166, 35, 0.15);
  border: 1px solid rgba(245, 166, 35, 0.4);
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 30px;
  margin-bottom: 20px;
}
.hero__title {
  font-size: clamp(2rem, 4vw, 3.1rem);
  color: var(--color-white);
  margin-bottom: 20px;
  font-weight: 700;
}
.hero__desc {
  font-size: 1.05rem;
  color: #cfe0f0;
  max-width: 560px;
  margin-bottom: 32px;
}
.hero__cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero__stats { display: flex; gap: 40px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat strong { font-family: var(--font-heading); font-size: 1.7rem; color: var(--color-accent); }
.stat span { font-size: 0.85rem; color: #b7cbe0; }

.hero__media { position: relative; display: flex; justify-content: center; }
.hero__blob {
  position: absolute;
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(245,166,35,0.25), transparent 70%);
  border-radius: 50%;
  filter: blur(10px);
}
.hero__illustration { width: 100%; max-width: 420px; position: relative; z-index: 1; }

/* ============ SECTIONS ============ */
.section { padding: 90px 0; }
.section__head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.eyebrow {
  display: inline-block;
  color: var(--color-accent-dark);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 1.2px;
  margin-bottom: 10px;
}
.section__title { font-size: clamp(1.6rem, 3vw, 2.3rem); margin-bottom: 14px; }
.section__desc { color: var(--color-gray-600); font-size: 1.02rem; }

/* ============ SERVICES ============ */
.services { background: var(--color-white); }
.grid { display: grid; gap: 28px; }
.grid--services { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
  background: var(--color-white);
}
.card__photo-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-primary);
}
.card__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.card:hover .card__photo { transform: scale(1.06); }
.card__icon {
  width: 58px; height: 58px;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-primary);
  color: var(--color-accent);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}
.card__icon--overlay {
  position: absolute;
  left: 20px;
  bottom: -22px;
  margin-bottom: 0;
  border: 4px solid var(--color-white);
  box-shadow: var(--shadow-md);
  z-index: 1;
}
.card:hover .card__icon--overlay { border-color: var(--color-white); }
.card__icon svg { width: 28px; height: 28px; }
.card__body { padding: 40px 28px 30px; }
.card__title { font-size: 1.15rem; margin-bottom: 10px; }
.card__desc { color: var(--color-gray-600); font-size: 0.95rem; }

/* ============ ABOUT ============ */
.about__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
  align-items: center;
}
.about__media { position: relative; }
.about__frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 48px 32px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.about__logo { width: 100%; max-width: 320px; margin-bottom: 36px; }
.about__frame-stats {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--color-border);
}
.about__frame-stat {
  text-align: center;
  padding: 22px 10px;
  border-left: 1px solid var(--color-border);
}
.about__frame-stat:first-child { border-left: none; }
.about__frame-stat strong { display: block; font-family: var(--font-heading); font-size: 1.4rem; color: var(--color-primary); }
.about__frame-stat span { font-size: 0.78rem; color: var(--color-gray-600); }
.about__badge {
  position: absolute;
  bottom: -20px; right: -20px;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  padding: 18px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  text-align: center;
}
.about__badge strong { display: block; font-family: var(--font-heading); font-size: 1.6rem; }
.about__badge span { font-size: 0.8rem; font-weight: 600; }

.about__text { color: var(--color-gray-600); margin-bottom: 30px; }
.about__mv { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 30px; }
.mv__item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 20px;
}
.mv__item h4 { font-size: 1rem; margin-bottom: 8px; color: var(--color-primary); }
.mv__item p { font-size: 0.9rem; color: var(--color-gray-600); }

.values { display: flex; flex-wrap: wrap; gap: 12px; }
.value-pill {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  border-radius: 30px;
  font-size: 0.88rem;
  font-weight: 600;
}

/* ============ WHY ============ */
.why { background: var(--color-white); }
.grid--why { grid-template-columns: repeat(4, 1fr); }
.why__item {
  text-align: center;
  padding: 30px 20px;
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.why__item:hover { background: var(--color-bg); }
.why__icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
}
.why__item h3 { font-size: 1.05rem; margin-bottom: 8px; }
.why__item p { color: var(--color-gray-600); font-size: 0.9rem; }

/* ============ TESTIMONIALS ============ */
.testimonials { background: var(--color-bg); }
.grid--testimonials { grid-template-columns: repeat(3, 1fr); }
.testimonial {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 30px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.testimonial:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.testimonial__stars { color: var(--color-accent); letter-spacing: 2px; margin-bottom: 12px; font-size: 0.95rem; }
.testimonial__headline { font-size: 1.05rem; color: var(--color-primary); margin-bottom: 10px; }
.testimonial__text { color: var(--color-gray-600); font-style: italic; margin-bottom: 22px; }
.testimonial__author { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.avatar--photo { object-fit: cover; }
.testimonial__author strong { display: block; font-size: 0.95rem; color: var(--color-primary); }
.testimonial__author span { font-size: 0.82rem; color: var(--color-gray-400); }

/* ============ CONTACT ============ */
.contact { background: var(--color-white); }
.contact__grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
}
.contact__info .section__desc { margin-bottom: 30px; }

.contact__card {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 28px 28px;
  overflow: hidden;
}
.contact__card-logo {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 130px;
  opacity: 0.16;
  pointer-events: none;
}

.contact__list { display: flex; flex-direction: column; gap: 16px; position: relative; z-index: 1; }
.contact__list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  color: var(--color-gray-900);
}
.contact__icon { font-size: 1.2rem; }
.contact__address { align-items: flex-start; }
.contact__address-text { line-height: 1.6; }
.contact__address-text strong { color: var(--color-primary); }

.contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  position: relative;
  z-index: 1;
}
.contact__action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 10px 18px;
  border-radius: 30px;
  transition: var(--transition);
}
.contact__action:hover { background: var(--color-primary); color: var(--color-white); border-color: var(--color-primary); }
.contact__action--whatsapp:hover { background: #25D366; border-color: #25D366; color: var(--color-white); }

.contact__form {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px;
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form__group { margin-bottom: 18px; display: flex; flex-direction: column; gap: 6px; }
.form__group label { font-size: 0.88rem; font-weight: 600; color: var(--color-primary); }
.form__group input,
.form__group select,
.form__group textarea {
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  transition: var(--transition);
  color: var(--color-gray-900);
}
.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
  outline: none;
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(30, 74, 114, 0.12);
}
.form__group textarea { resize: vertical; }
.form__group.has-error input,
.form__group.has-error select,
.form__group.has-error textarea {
  border-color: #e5484d;
}
.form__error {
  font-size: 0.8rem;
  color: #e5484d;
  min-height: 16px;
}
.form__success {
  display: none;
  margin-top: 16px;
  color: #1a7f37;
  background: #e6f6ea;
  border: 1px solid #b7e4c2;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  text-align: center;
}
.form__success.show { display: block; }

/* ============ FOOTER ============ */
.footer { background: var(--color-primary-dark); color: #cfe0f0; padding-top: 70px; }
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.logo--footer { color: var(--color-white); margin-bottom: 14px; }
.logo--footer .logo__icon {
  background: var(--color-white);
  border-radius: 10px;
  padding: 4px;
}
.footer__desc { font-size: 0.9rem; color: #9db4cb; margin-bottom: 20px; max-width: 280px; }
.footer__col h4 { color: var(--color-white); font-size: 1rem; margin-bottom: 18px; }
.footer__list { display: flex; flex-direction: column; gap: 12px; font-size: 0.9rem; }
.footer__list a:hover { color: var(--color-accent); }

.socials { display: flex; gap: 10px; }
.social {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  transition: var(--transition);
}
.social:hover { background: var(--color-accent); color: var(--color-primary-dark); }

.footer__bottom { padding: 22px 0; text-align: center; font-size: 0.85rem; color: #7f97ae; }

/* ============ WHATSAPP FLOTANTE ============ */
.whatsapp-btn {
  position: fixed;
  bottom: 26px; right: 26px;
  width: 60px; height: 60px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.45);
  z-index: 999;
  transition: var(--transition);
  animation: pulse 2.4s infinite;
}
.whatsapp-btn:hover { transform: scale(1.08); }

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
  70% { box-shadow: 0 0 0 16px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ============ CHATBOT FLOTANTE ============ */
.chatbot {
  position: fixed;
  bottom: 26px;
  right: 96px;
  z-index: 999;
}
.chatbot__toggle {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}
.chatbot__toggle:hover { transform: scale(1.06); background: var(--color-primary-light); }
.chatbot__icon-close { display: none; }
.chatbot.open .chatbot__icon-open { display: none; }
.chatbot.open .chatbot__icon-close { display: block; }

.chatbot__window {
  position: absolute;
  bottom: 74px;
  right: 0;
  width: 340px;
  max-width: calc(100vw - 32px);
  height: 460px;
  max-height: 70vh;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: translateY(16px) scale(0.98);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.chatbot.open .chatbot__window {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.chatbot__header {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.chatbot__header-info { display: flex; align-items: center; gap: 10px; }
.chatbot__avatar {
  width: 36px; height: 36px;
  background: rgba(245,166,35,0.18);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}
.chatbot__header-info strong { display: block; font-size: 0.92rem; }
.chatbot__status { display: flex; align-items: center; gap: 6px; font-size: 0.75rem; color: #b7e4c2; }
.chatbot__status i {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #3ddc6f;
  display: inline-block;
}
.chatbot__close {
  color: var(--color-white);
  opacity: 0.8;
  font-size: 1rem;
  line-height: 1;
  padding: 4px;
}
.chatbot__close:hover { opacity: 1; }

.chatbot__messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--color-bg);
}
.msg {
  max-width: 82%;
  padding: 10px 13px;
  border-radius: 14px;
  font-size: 0.87rem;
  line-height: 1.45;
  white-space: pre-line;
}
.msg--bot {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  color: var(--color-gray-900);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}
.msg--user {
  background: var(--color-primary);
  color: var(--color-white);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}
.msg--bot a { color: var(--color-primary-light); font-weight: 600; text-decoration: underline; }

.chatbot__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 14px;
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}
.chip {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 30px;
  transition: var(--transition);
}
.chip:hover { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-primary-dark); }

.chatbot__input {
  display: flex;
  gap: 8px;
  padding: 12px;
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}
.chatbot__input input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: 30px;
  background: var(--color-bg);
  font-size: 0.88rem;
}
.chatbot__input input:focus {
  outline: none;
  border-color: var(--color-primary-light);
}
.chatbot__send {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}
.chatbot__send:hover { background: var(--color-accent-dark); }

@media (max-width: 640px) {
  .chatbot { right: 88px; bottom: 22px; }
  .chatbot__toggle { width: 54px; height: 54px; }
  .chatbot__window {
    position: fixed;
    right: 16px;
    left: 16px;
    bottom: 88px;
    width: auto;
    max-width: none;
  }
}

/* ============ SCROLL ANIMATIONS ============ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .grid--services { grid-template-columns: repeat(2, 1fr); }
  .grid--why { grid-template-columns: repeat(2, 1fr); }
  .grid--testimonials { grid-template-columns: repeat(2, 1fr); }
  .about__grid { grid-template-columns: 1fr; }
  .about__media { max-width: 420px; margin: 0 auto; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__media { order: -1; max-width: 340px; margin: 0 auto 20px; }
  .hero__cta { justify-content: center; }
  .hero__content { text-align: center; }
  .hero__cta, .hero__stats { justify-content: center; }
  .contact__grid { grid-template-columns: 1fr; }

  .nav {
    position: fixed;
    top: var(--header-height);
    left: 0; right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }
  .nav.open { max-height: 400px; box-shadow: var(--shadow-md); }
  .nav__list { flex-direction: column; padding: 20px 24px; gap: 20px; }
  .hamburger { display: flex; }
}

@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .grid--services { grid-template-columns: 1fr; }
  .grid--why { grid-template-columns: 1fr; }
  .grid--testimonials { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .contact__form { padding: 24px; }
  .btn--lg { padding: 13px 24px; }
  .header__actions .btn--sm { display: none; }
  .whatsapp-btn { width: 54px; height: 54px; bottom: 18px; right: 18px; }
}