/* ============================================================
   KINESIARTE – Estilos principales v2
   Paleta: naranja #E8471A | fondo #FAFAFA | texto #1A1A2E
           petróleo #2C3E50 | gris #F0F0F0
   ============================================================ */

/* ---------- RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --orange:   #E8471A;
  --orange-d: #C93D14;
  --bg:       #FAFAFA;
  --text:     #1A1A2E;
  --petrol:   #2C3E50;
  --gray:     #F0F0F0;
  --gray-mid: #D0D0D0;
  --white:    #FFFFFF;
  --shadow:   0 4px 24px rgba(26,26,46,.08);
  --shadow-md:0 8px 40px rgba(26,26,46,.12);
  --radius:   12px;
  --radius-lg:20px;
  --transition: .3s ease;
  --header-h: 72px;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-head: 'Playfair Display', Georgia, serif;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- UTILITIES ---------- */
.container {
  width: min(1200px, 100% - 2rem);
  margin-inline: auto;
}

.section-tag {
  display: inline-block;
  background: rgba(232,71,26,.1);
  color: var(--orange);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .3rem .9rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  color: var(--petrol);
  line-height: 1.25;
  margin-bottom: .6rem;
}

.section-subtitle {
  color: var(--orange);
  font-weight: 600;
  margin-bottom: 1.2rem;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem;
}

.section-desc {
  color: #555;
  font-size: 1.05rem;
  margin-top: .75rem;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .8rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn--primary {
  background: var(--orange);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--orange-d);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(232,71,26,.35);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.6);
}
.btn--outline:hover {
  background: rgba(255,255,255,.15);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn--nav {
  background: var(--orange);
  color: var(--white);
  padding: .55rem 1.3rem;
  font-size: .88rem;
}
.btn--nav:hover { background: var(--orange-d); }

.btn--white {
  background: var(--white);
  color: var(--orange);
}
.btn--white:hover {
  background: var(--gray);
  transform: translateY(-2px);
}

.btn--outline-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.7);
}
.btn--outline-white:hover {
  background: rgba(255,255,255,.15);
  transform: translateY(-2px);
}

.btn--outline-petrol {
  background: transparent;
  color: var(--petrol);
  border-color: var(--petrol);
}
.btn--outline-petrol:hover {
  background: var(--petrol);
  color: var(--white);
  transform: translateY(-2px);
}

.btn--ebook {
  background: transparent;
  color: var(--petrol);
  border-color: var(--gray-mid);
  font-size: .9rem;
  padding: .75rem 1.5rem;
}
.btn--ebook:hover {
  border-color: var(--orange);
  color: var(--orange);
  transform: translateY(-2px);
}

/* ---------- HEADER ---------- */
.header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(250,250,250,.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--gray-mid);
  transition: box-shadow var(--transition);
}

.header.scrolled { box-shadow: var(--shadow-md); }

.header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.header__logo { display: flex; align-items: center; }
.header__logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  border-radius: 6px;
}

/* NAV */
.nav__list {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}

.nav__link {
  font-weight: 500;
  font-size: .92rem;
  color: var(--text);
  position: relative;
  transition: color var(--transition);
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--orange);
  transition: width var(--transition);
}
.nav__link:hover, .nav__link.active { color: var(--orange); }
.nav__link:hover::after, .nav__link.active::after { width: 100%; }

/* Ebook link in nav */
.nav__link--ebook {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  color: var(--orange);
  font-weight: 600;
  border: 1.5px solid rgba(232,71,26,.3);
  padding: .3rem .85rem;
  border-radius: 999px;
  font-size: .85rem;
  transition: background var(--transition), border-color var(--transition);
}
.nav__link--ebook::after { display: none; }
.nav__link--ebook:hover {
  background: rgba(232,71,26,.08);
  border-color: var(--orange);
  color: var(--orange);
}

/* HAMBURGER */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .4rem;
  width: 40px;
  height: 40px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--petrol) 0%, #1a2a3a 50%, #0f1b27 100%);
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 50%, rgba(232,71,26,.15) 0%, transparent 60%),
    radial-gradient(ellipse 50% 80% at 10% 80%, rgba(232,71,26,.08) 0%, transparent 50%);
  pointer-events: none;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.025'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 740px;
  padding-block: 5rem;
}

.hero__badge {
  display: inline-block;
  background: rgba(232,71,26,.2);
  color: #f9a07a;
  border: 1px solid rgba(232,71,26,.4);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .4rem 1rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
}

.hero__title {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 7vw, 4.5rem);
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.hero__title--accent { color: var(--orange); }

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,.75);
  margin-bottom: 2.5rem;
  max-width: 520px;
}

.hero__cta { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero__scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero__scroll-indicator span {
  display: block;
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255,255,255,.4);
  border-radius: 999px;
  position: relative;
}
.hero__scroll-indicator span::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: rgba(255,255,255,.7);
  border-radius: 2px;
  animation: scroll-hint 2s ease-in-out infinite;
}
@keyframes scroll-hint {
  0%, 100% { opacity: 1; top: 6px; }
  50%       { opacity: .3; top: 18px; }
}

/* ---------- ABOUT ---------- */
.about {
  padding: 6rem 0;
  background: var(--white);
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about__image-wrap {
  position: relative;
}

.about__image {
  width: 100%;
  max-height: 580px;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.about__image-badge {
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  background: var(--orange);
  color: var(--white);
  font-weight: 700;
  font-size: .9rem;
  padding: .9rem 1.4rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  white-space: nowrap;
}

.about__text p {
  color: #555;
  margin-bottom: 1rem;
}

.about__list {
  margin: 1.75rem 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .6rem .5rem;
}

.about__list li {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-weight: 500;
  font-size: .92rem;
}

.about__list svg { color: var(--orange); flex-shrink: 0; }

.about__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  align-items: center;
}

/* ---------- SERVICES ---------- */
.services {
  padding: 6rem 0;
  background: var(--bg);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: default;
}
.service-card:hover, .service-card:focus-within {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.service-card__img-wrap {
  /* Las 7 fotos son 400x422: con esta misma proporcion entran enteras,
     sin que object-fit tenga nada que recortar. */
  aspect-ratio: 400 / 422;
  overflow: hidden;
}

@supports not (aspect-ratio: 1) {
  .service-card__img-wrap { height: 0; padding-bottom: 105.5%; position: relative; }
  .service-card__img-wrap .service-card__img { position: absolute; inset: 0; }
}
.service-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.service-card:hover .service-card__img,
.service-card:focus-within .service-card__img {
  transform: scale(1.07);
}

.service-card__body {
  padding: 1.5rem;
}

.service-card__title {
  font-family: var(--font-head);
  font-size: 1.15rem;
  color: var(--petrol);
  margin-bottom: .6rem;
}

.service-card__desc {
  font-size: .88rem;
  color: #666;
  line-height: 1.65;
  margin-bottom: 1.1rem;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  color: var(--orange);
  font-weight: 600;
  font-size: .88rem;
  transition: gap var(--transition);
}
.service-card__link:hover { gap: .6rem; }

/* ---------- CTA BANNER ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-d) 100%);
  padding: 4rem 0;
}

.cta-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cta-banner__text h2 {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--white);
  margin-bottom: .4rem;
}

.cta-banner__text p {
  color: rgba(255,255,255,.85);
  font-size: 1rem;
}

.cta-banner__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ---------- TESTIMONIALS ---------- */
.testimonials {
  padding: 6rem 0;
  background: var(--bg);
}

.testimonials__carousel {
  position: relative;
  overflow: hidden;
  padding-bottom: .5rem;
}

.testimonials__track {
  display: flex;
  gap: 1.5rem;
  transition: transform .5s cubic-bezier(.25,.46,.45,.94);
  will-change: transform;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  min-width: calc(33.333% - 1rem);
  max-width: calc(33.333% - 1rem);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  border: 1px solid rgba(0,0,0,.04);
  transition: transform var(--transition), box-shadow var(--transition);
  overflow: hidden;
  word-break: break-word;
}
.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.testimonial-card__stars {
  display: flex;
  gap: 3px;
  color: #f59e0b;
}

.testimonial-card__text {
  font-size: .95rem;
  color: #444;
  line-height: 1.7;
  font-style: italic;
  flex: 1;
  overflow: visible;
  white-space: normal;
  word-break: normal;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: .85rem;
  margin-top: auto;
}

.testimonial-card__avatar {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--orange), var(--orange-d));
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.testimonial-card__author strong {
  display: block;
  font-size: .9rem;
  color: var(--petrol);
}

.testimonial-card__author span {
  font-size: .78rem;
  color: #888;
}

.testimonials__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.testimonials__btn {
  width: 44px;
  height: 44px;
  background: var(--white);
  border: 1.5px solid var(--gray-mid);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--petrol);
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
}
.testimonials__btn:hover {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
  transform: scale(1.08);
}

.testimonials__dots {
  display: flex;
  gap: .5rem;
}

.testimonials__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gray-mid);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  padding: 0;
}
.testimonials__dot.active {
  background: var(--orange);
  transform: scale(1.3);
}

.testimonials__cta {
  text-align: center;
  margin-top: 2.5rem;
}

/* ---------- CONTACT ---------- */
.contact {
  padding: 6rem 0;
  background: var(--white);
}

.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact__info p {
  color: #555;
  margin-bottom: 1.5rem;
}

.contact__list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.contact__list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact__icon {
  width: 42px;
  height: 42px;
  background: rgba(232,71,26,.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange);
  flex-shrink: 0;
}

.contact__list strong {
  display: block;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--petrol);
  margin-bottom: .15rem;
}

.contact__list a {
  color: var(--orange);
  font-weight: 500;
  transition: color var(--transition);
}
.contact__list a:hover { color: var(--orange-d); }

.contact__social {
  display: flex;
  gap: .75rem;
  margin-top: .5rem;
}

.social-link {
  width: 44px;
  height: 44px;
  background: var(--gray);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--petrol);
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.social-link:hover {
  background: var(--orange);
  color: var(--white);
  transform: translateY(-3px);
}

.contact__map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  min-height: 420px;
  height: 100%;
}
.contact__map iframe { display: block; min-height: 420px; }

/* ---------- FOOTER ---------- */
.footer {
  background: var(--petrol);
  color: rgba(255,255,255,.75);
  padding-top: 4rem;
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.footer__logo {
  height: 52px;
  width: auto;
  object-fit: contain;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.footer__brand p { font-size: .9rem; line-height: 1.6; }
.footer__mat {
  margin-top: .5rem !important;
  font-size: .82rem !important;
  color: rgba(255,255,255,.45) !important;
}

.footer__links h3,
.footer__contact h3 {
  color: var(--white);
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 1rem;
}

.footer__links ul { display: flex; flex-direction: column; gap: .5rem; }
.footer__links a {
  font-size: .9rem;
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--orange); }

.footer__contact {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}
.footer__contact p,
.footer__contact a { font-size: .9rem; }
.footer__contact a { transition: color var(--transition); }
.footer__contact a:hover { color: var(--orange); }

.footer__ebook-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  color: #f9a07a !important;
  font-size: .88rem !important;
  margin-top: .4rem;
  transition: color var(--transition);
}
.footer__ebook-link:hover { color: var(--orange) !important; }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 1.2rem 0;
  text-align: center;
  font-size: .83rem;
}

/* ---------- WHATSAPP FAB ---------- */
.whatsapp-fab {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  z-index: 900;
  width: 58px;
  height: 58px;
  background: #25D366;
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.45);
  transition: transform var(--transition), box-shadow var(--transition);
}
.whatsapp-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 28px rgba(37,211,102,.55);
}
.whatsapp-fab::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #25D366;
  animation: pulse-wa 2.5s ease-out infinite;
  z-index: -1;
}
@keyframes pulse-wa {
  0%   { transform: scale(1); opacity: .7; }
  100% { transform: scale(1.8); opacity: 0; }
}

/* ---------- EBOOK MODAL ---------- */
.ebook-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.ebook-modal[hidden] { display: none; }

.ebook-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(26,26,46,.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.ebook-modal__box {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem 2rem;
  max-width: 460px;
  width: 100%;
  box-shadow: 0 24px 80px rgba(26,26,46,.25);
  text-align: center;
  animation: modal-in .35s cubic-bezier(.34,1.56,.64,1);
}
@keyframes modal-in {
  from { opacity: 0; transform: scale(.9) translateY(16px); }
  to   { opacity: 1; transform: none; }
}

.ebook-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  background: var(--gray);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text);
  transition: background var(--transition), color var(--transition);
}
.ebook-modal__close:hover {
  background: var(--orange);
  color: var(--white);
}

.ebook-modal__icon {
  width: 72px;
  height: 72px;
  background: rgba(232,71,26,.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange);
  margin: 0 auto 1.25rem;
}

.ebook-modal__tag {
  display: inline-block;
  background: rgba(232,71,26,.1);
  color: var(--orange);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .25rem .8rem;
  border-radius: 999px;
  margin-bottom: .85rem;
}

.ebook-modal__title {
  font-family: var(--font-head);
  font-size: 1.55rem;
  color: var(--petrol);
  line-height: 1.3;
  margin-bottom: .4rem;
}

.ebook-modal__subtitle {
  font-size: .85rem;
  color: #888;
  margin-bottom: 1.5rem;
}

.ebook-modal__features {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: .6rem;
  margin-bottom: 1.75rem;
  background: var(--bg);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
}

.ebook-modal__features li {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  font-size: .88rem;
  color: #444;
  line-height: 1.5;
}
.ebook-modal__features svg {
  color: var(--orange);
  flex-shrink: 0;
  margin-top: .15rem;
}

.ebook-modal__btn {
  width: 100%;
  justify-content: center;
  font-size: 1rem;
  padding: .95rem 1.75rem;
}

.ebook-modal__disclaimer {
  font-size: .78rem;
  color: #aaa;
  margin-top: .85rem;
}

/* ---------- SCROLL ANIMATIONS ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: none;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .services__grid { grid-template-columns: 1fr 1fr; }
  .footer__inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .testimonial-card { min-width: calc(50% - .75rem); max-width: calc(50% - .75rem); }
}

@media (max-width: 768px) {
  /* HEADER */
  .hamburger { display: flex; }
  .nav {
    position: fixed;
    inset-block-start: var(--header-h);
    inset-inline: 0;
    background: var(--white);
    border-top: 1px solid var(--gray-mid);
    padding: 1.5rem;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform .35s ease, opacity .35s ease;
    box-shadow: var(--shadow-md);
  }
  .nav.open {
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }
  .nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }

  /* ABOUT */
  .about__inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .about__image-badge { right: 0; }
  .about__list { grid-template-columns: 1fr; }

  /* SERVICES */
  .services__grid { grid-template-columns: 1fr; }

  /* CTA */
  .cta-banner__inner { flex-direction: column; text-align: center; }
  .cta-banner__actions { justify-content: center; }

  /* TESTIMONIALS */
  .testimonial-card { min-width: 100%; max-width: 100%; }

  /* CONTACT */
  .contact__inner { grid-template-columns: 1fr; }
  .contact__map { min-height: 300px; }
  .contact__map iframe { min-height: 300px; }

  /* FOOTER */
  .footer__inner { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 480px) {
  .hero__cta { flex-direction: column; align-items: flex-start; }
  .btn { width: 100%; justify-content: center; }
  .cta-banner__actions .btn { width: 100%; }
  .whatsapp-fab { bottom: 1rem; right: 1rem; width: 52px; height: 52px; }
  .about__actions { flex-direction: column; }
  .about__actions .btn { width: 100%; justify-content: center; }
  .ebook-modal__box { padding: 2rem 1.25rem 1.5rem; }
}


/* ============================================================
   PREGUNTAS FRECUENTES (FAQ)
   ============================================================ */
.faq {
  padding: 6rem 0;
  background: var(--gray);
}

.section-desc__link {
  color: var(--orange);
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
  white-space: nowrap;
}
.section-desc__link:hover { border-bottom-color: var(--orange); }

.faq__list {
  max-width: 780px;
  margin: 3rem auto 0;
  display: flex;
  flex-direction: column;
  gap: .85rem;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-mid);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.faq-item:hover { border-color: var(--orange); }
.faq-item[open] {
  border-color: var(--orange);
  box-shadow: var(--shadow-md);
}

.faq-item__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 1.5rem;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--petrol);
  cursor: pointer;
  list-style: none;
  transition: color var(--transition);
}
.faq-item__q::-webkit-details-marker { display: none; }
.faq-item__q::marker { content: ""; }
.faq-item__q:hover { color: var(--orange); }
.faq-item[open] .faq-item__q { color: var(--orange); }

.faq-item__chevron {
  flex-shrink: 0;
  color: var(--orange);
  transition: transform var(--transition);
}
.faq-item[open] .faq-item__chevron { transform: rotate(180deg); }

.faq-item__a {
  padding: 0 1.5rem 1.5rem;
  color: #555;
  font-size: 1rem;
  line-height: 1.75;
  animation: faqReveal .3s ease;
}
.faq-item__a p { margin: 0; }
.faq-item__a strong { color: var(--text); }
.faq-item__a a {
  color: var(--orange);
  font-weight: 600;
  border-bottom: 1px solid rgba(232, 71, 26, .35);
  transition: border-color var(--transition);
}
.faq-item__a a:hover { border-bottom-color: var(--orange); }

@keyframes faqReveal {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.faq__cta {
  text-align: center;
  margin-top: 3rem;
}
.faq__cta p {
  color: #555;
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

@media (prefers-reduced-motion: reduce) {
  .faq-item__a { animation: none; }
  .faq-item__chevron { transition: none; }
}

@media (max-width: 768px) {
  .faq { padding: 4rem 0; }
  .faq__list { margin-top: 2rem; }
  .faq-item__q { padding: 1.15rem 1.15rem; font-size: .98rem; }
  .faq-item__a { padding: 0 1.15rem 1.25rem; font-size: .95rem; }
  .section-desc__link { white-space: normal; }
}

@media (max-width: 480px) {
  .faq__cta .btn { width: 100%; justify-content: center; }
}