/* ============================================================
   CARLOS FAJARDO FOTOGRAFÍA — Sistema de diseño
   ============================================================ */

:root {
  --bg: #181a1f;
  --bg-alt: #20232a;
  --bg-elevated: #23262d;
  --brand-accent: #ece9e3;
  --brand-accent-soft: rgba(236, 233, 227, 0.08);
  --heading: #f2f0ec;
  --heading-dark: #181a1f;
  --body: #8b8f99;
  --body-light: #c7c9cf;
  --border: #2b2f38;
  --border-soft: #23262d;
  --white: #ffffff;

  --font-heading: 'Playfair Display', serif;
  --font-body: 'Work Sans', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

/* Contenedor ancho, como el prototipo: el texto arranca a ~6% del
   borde de la pantalla, dejando el resto para los dispositivos */
.container {
  max-width: 1720px;
  margin: 0 auto;
  padding: 0 clamp(24px, 4.5vw, 80px);
}

/* ============ HEADER ============ */

/* ============ HEADER ============ */

.header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0;
}

.header__inner {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.header__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.header__logo-name {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: var(--heading);
  letter-spacing: 4px;
}

.header__logo-sub {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 4px;
  color: var(--body);
}

.nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav__link {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav__link:hover,
.nav__link--active {
  color: var(--heading);
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--brand-accent);
  color: var(--heading-dark);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  padding: 9px 20px;
  border-radius: 999px;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.nav__cta:hover {
  opacity: 0.85;
}

/* ============ HERO ============ */

.hero {
  background-image: url('../assets/img/hero-bg.webp');
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 60px 0;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 40px;
  width: 100%;
}

.hero__eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--body);
  margin-bottom: 24px;
}

.hero__title {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(36px, 4.5vw, 64px);
  line-height: 0.95;
  letter-spacing: -1px;
  background: linear-gradient(135deg, var(--heading) 0%, var(--body-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 28px;
  white-space: nowrap;
}

.hero__subtitle {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.2vw, 18px);
  font-weight: 400;
  line-height: 1.7;
  color: var(--body);
  margin-bottom: 40px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.hero__cta-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--brand-accent);
  color: var(--heading-dark);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: 999px;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.hero__cta-primary:hover {
  opacity: 0.85;
}

.hero__cta-secondary {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  text-decoration: none;
  transition: color 0.2s ease;
}

.hero__cta-secondary:hover {
  color: var(--heading);
}

.hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__photo-placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--bg-alt);
  border-radius: 16px;
  border: 1px solid var(--border);
}

@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero {
    min-height: auto;
    padding: 100px 0 60px;
  }
}

@media (max-width: 640px) {
  .hero__title {
    font-size: 48px;
    letter-spacing: -1px;
  }

  .hero__actions {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 24px;
  }

  .nav {
    gap: 24px;
  }

  .nav__link {
    font-size: 15px;
  }

  .hero__content {
    padding-left: 20px;
  }

  .hero__content::before {
    height: 160px;
  }

  .hero__subtitle {
    font-size: 17px;
  }

  .btn {
    padding: 15px 26px;
    font-size: 16px;
  }
}

/* ============ PORTAFOLIO ============ */

.portfolio-section {
  background: var(--bg-alt);
  padding: clamp(60px, 8vh, 100px) 0;
}

.portfolio-section__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
}

.portfolio-section__ver-todo {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  text-decoration: none;
  transition: color 0.2s ease;
}

.portfolio-section__ver-todo:hover {
  color: var(--heading);
}

.section-eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--body);
  margin-bottom: 10px;
}

.section-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(28px, 3vw, 42px);
  color: var(--heading);
  letter-spacing: -0.5px;
  line-height: 1.2;
}

.portfolio-section__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.portfolio-card {
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.portfolio-card:hover {
  transform: translateY(-4px);
  border-color: var(--body);
}

.portfolio-card__img {
  aspect-ratio: 4 / 3;
  background: var(--bg);
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.portfolio-card__body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
}

.portfolio-card__cat {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--heading);
}

.portfolio-card__arrow {
  font-size: 16px;
  color: var(--body);
  transition: color 0.2s ease;
}

.portfolio-card:hover .portfolio-card__arrow {
  color: var(--heading);
}

.portfolio-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.portfolio-card:hover .portfolio-card__overlay {
  opacity: 1;
}

.portfolio-card__overlay-title {
  font-family: var(--font-heading);
  font-size: 22px;
  color: var(--heading);
  letter-spacing: 0.04em;
}

@media (max-width: 1024px) {
  .portfolio-section__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .portfolio-section__grid {
    grid-template-columns: 1fr;
  }
}

/* ============ PROYECTOS ============ */
/* Sección nueva: hereda variables de color/tipografía. No reutiliza
   .btn, .accent, .hero__ ni .methodology__ — clases 100% propias. */

/* Escala 0.85 uniforme (título, subtítulo, espaciados, tarjetas y
   CTA) para que la sección completa quepa en 1600x900 sin scroll,
   igual que en la referencia — antes medía 962px de alto total
   contra 900px de viewport, y el botón final quedaba fuera. */


/* ============ FOOTER ============ */
/* Rediseño 2026-07-06: fondo oscuro (var(--bg), mismo tono que los
   botones sólidos del sitio) en vez del fondo claro anterior. El
   wordmark del logo viene horneado en navy oscuro sobre el archivo —
   con brightness(0)+invert(1) se convierte en una silueta blanca
   (icono esfera incluido) para que tenga contraste sobre el fondo
   oscuro, sin necesitar un archivo de logo aparte. */

/* ============ FOOTER ============ */

.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer__nombre {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--heading);
}

.footer__nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer__nav-link {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer__nav-link:hover {
  color: var(--heading);
}

.footer__copy {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--body);
}

.footer__center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.footer__privacy {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--body);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer__privacy:hover {
  color: var(--heading);
}

.br-mobile { display: none; }
.cta-text-mobile { display: none; }

@media (min-width: 769px) {
  .br-pc { display: block; }
  .br-mobile { display: none; }
}

@media (max-width: 768px) {
  .footer__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}

/* ============ PÁGINA PORTAFOLIO (portafolio.html) ============ */
/* Reglas exclusivas de portafolio.html — reutilizan integramente el
   sistema de diseño ya existente (variables de color/tipografía,
   patrones de eyebrow/título/subtítulo/botón ya usados en Servicios/
   Proyectos/Contacto). No modifican ninguna clase compartida con
   index.html; son aditivas. */

/* padding-top clamp(100px,12vw,140px): se topa en 140px en pantallas
   anchas, igual que el padding-top fijo de .hero (140px) — antes era
   clamp(140px,16vw,180px), 40px más que el Hero. Sin padding-bottom:
   el espacio hacia la grilla lo controla únicamente el margin-top de
   #portfolio-grid (ver más abajo), para tener una sola fuente de
   verdad y poder igualarlo al gap subtítulo→pestañas. */
.portfolio-hero {
  padding: clamp(100px, 12vw, 140px) 0 0;
}

.portfolio__subtitle {
  margin: 16px auto 0;
  max-width: 460px;
  font-size: clamp(16px, 1.15vw, 19px);
  line-height: 1.6;
  color: var(--body);
  text-align: center;
}

.portfolio__filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: clamp(28px, 3.5vw, 36px);
}

.portfolio__filter-btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14.5px;
  color: var(--heading);
  background: var(--white);
  border: 1px solid var(--border);
  padding: 11px 22px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.portfolio__filter-btn:hover {
  border-color: var(--brand-accent);
  color: var(--brand-accent);
}

.portfolio__filter-btn.is-active {
  background: var(--bg);
  border-color: var(--bg);
  color: var(--white);
}

/* Mismo valor que .portfolio__filters margin-top (misma fórmula
   clamp), para que el gap subtítulo→pestañas y pestañas→grilla
   queden idénticos en cualquier ancho de pantalla. Selector por id
   (exclusivo de portafolio.html) para no tocar la regla compartida
   .projects__grid, que también usa index.html. */
#portfolio-grid {
  margin-top: clamp(28px, 3.5vw, 36px);
}

.portfolio-grid {
  padding: 0 0 clamp(59.5px, 8.5vh, 102px);
}



.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--heading);
  font-size: 22px;
  line-height: 1;
}

@media (max-width: 768px) {
  body { overflow-x: hidden; }
  .hero {
    position: relative;
    padding: 0;
    min-height: 0;
    width: 100%;
    background-position: center top;
    background-size: 100% auto;
    background-repeat: no-repeat;
    aspect-ratio: 1672 / 941;
    display: block;
  }
  .hero__inner {
    display: block;
    height: 100%;
  }
  .hero__content {
    position: absolute;
    top: 50%;
    left: 20px;
    transform: translateY(-50%);
    padding: 0;
    max-width: 55%;
    margin: 0;
  }
  .hero__title {
    font-size: clamp(20px, 4vw, 27px);
    letter-spacing: -0.5px;
    margin-bottom: 8px;
  }
  .hero__eyebrow {
    font-size: 7px;
    letter-spacing: 2px;
    margin-bottom: 8px;
    white-space: nowrap;
  }
  .hero__subtitle {
    font-size: 10px;
    max-width: 100%;
    margin-top: 8px;
    margin-bottom: 16px;
    line-height: 1.4;
  }
  .hero__cta-primary {
    font-size: 11px;
    padding: 8px 16px;
    display: none;
  }
  .hero__cta-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--brand-accent);
    color: var(--heading-dark);
    font-weight: 600;
    font-size: 11px;
    padding: 8px 16px;
    border-radius: 999px;
  }
  .cta-text-pc { display: none; }
  .cta-text-mobile { display: inline; }
  .hero__cta-secondary:visited {
    color: var(--heading-dark);
  }
  .nav__link { color: white; }
  .nav {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    padding: 16px 24px 24px;
  }
  .nav.is-open { display: flex; }
  .nav__link { padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,0.08); width: 100%; }
  .hamburger { display: flex; }
  .br-pc { display: none; }
  .br-mobile { display: inline; }
  .galeria-nav__links {
    overflow-x: hidden;
    flex-wrap: wrap;
    justify-content: center;
  }
  .galeria-nav__link {
    font-size: 12px;
    padding: 10px 16px;
    width: 50%;
    text-align: center;
    box-sizing: border-box;
  }
}

/* ============ SERVICIOS ============ */

.services-section {
  background: var(--bg);
  padding: clamp(60px, 8vh, 100px) 0;
}

.services-section__header {
  margin-bottom: 48px;
}

.services-section__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.service-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 24px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.service-card:hover {
  border-color: var(--body);
  transform: translateY(-3px);
}

.service-card__icon {
  font-size: 20px;
  color: var(--body);
  margin-bottom: 16px;
}

.service-card__title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--heading);
  margin-bottom: 10px;
}

.service-card__text {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--body);
}

@media (max-width: 1024px) {
  .services-section__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .services-section__grid {
    grid-template-columns: 1fr;
  }
}

/* ============ SOBRE MÍ ============ */

.about-section {
  background: var(--bg-alt);
  padding: clamp(60px, 8vh, 100px) 0;
}

.about-section__inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  align-items: center;
  gap: 60px;
}

.about-section__photo {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--bg-elevated);
  border-radius: 12px;
  border: 1px solid var(--border);
  object-fit: cover;
  display: block;
}

.about-section__text {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--body);
  margin-bottom: 16px;
}

.about-section__location {
  margin-top: 24px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--body);
}

@media (max-width: 768px) {
  .about-section__inner {
    grid-template-columns: 1fr;
  }
}

/* ============ CONTACTO ============ */

.contact-section {
  background: var(--bg-elevated);
  padding: clamp(60px, 8vh, 100px) 0;
}

.contact-section__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: start;
  gap: 60px;
}

.contact-section__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(28px, 3vw, 42px);
  color: var(--heading);
  line-height: 1.2;
  margin: 12px 0 20px;
}

.contact-section__text {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--body);
  margin-bottom: 28px;
}

.contact-section__whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--brand-accent);
  color: var(--heading-dark);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: 999px;
  text-decoration: none;
  transition: opacity 0.2s ease;
  margin-bottom: 24px;
  display: block;
  width: fit-content;
}

.contact-section__whatsapp:hover {
  opacity: 0.85;
}

.contact-section__datos {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--body);
}

.contact-section__form {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-section__field input,
.contact-section__field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--heading);
  transition: border-color 0.2s ease;
  box-sizing: border-box;
}

.contact-section__field input::placeholder,
.contact-section__field textarea::placeholder {
  color: var(--body);
}

.contact-section__field input:focus,
.contact-section__field textarea:focus {
  outline: none;
  border-color: var(--body);
}

.contact-section__field textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-section__submit {
  background: var(--brand-accent);
  color: var(--heading-dark);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  padding: 14px;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.contact-section__submit:hover {
  opacity: 0.85;
}

@media (max-width: 768px) {
  .contact-section__inner {
    grid-template-columns: 1fr;
  }
}

.footer__social {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer__social-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.footer__social-icon:hover {
  transform: translateY(-2px);
  opacity: 0.85;
}

.footer__social-icon--whatsapp {
  background: #25D366;
}

.footer__social-icon--facebook {
  background: #1877F2;
}

.footer__social-icon--instagram {
  background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285aeb 90%);
}

/* ============ PÁGINAS DE GALERÍA ============ */

.portfolio-hero {
  background: var(--bg);
  padding: clamp(80px, 10vh, 120px) 0 clamp(40px, 5vh, 60px);
  text-align: center;
}

.portfolio-hero__inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.portfolio__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(36px, 5vw, 64px);
  color: var(--heading);
  letter-spacing: -1px;
  line-height: 1.1;
  margin: 12px auto 16px;
  text-align: center;
}

.portfolio__subtitle {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 1.7;
  color: var(--body);
  max-width: 560px;
  text-align: center;
}

.galeria-section {
  background: var(--bg);
  padding: clamp(40px, 5vh, 60px) 0 clamp(60px, 8vh, 100px);
}

.galeria__grid {
  columns: 3;
  column-gap: 16px;
}

.galeria__item {
  break-inside: avoid;
  margin-bottom: 16px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  object-fit: cover;
  width: 100%;
  display: block;
}

.galeria__item--horizontal {
  aspect-ratio: 16 / 10;
}

.galeria__item--vertical {
  aspect-ratio: 3 / 4;
}

@media (max-width: 1024px) {
  .galeria__grid {
    columns: 2;
  }
}

@media (max-width: 640px) {
  .galeria__grid {
    columns: 1;
  }
}

/* ============ NAVEGACIÓN ENTRE GALERÍAS ============ */

.galeria-nav {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0;
}

.galeria-nav__links {
  display: flex;
  align-items: center;
  gap: 0;
}

.galeria-nav__link {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  text-decoration: none;
  padding: 16px 24px;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.galeria-nav__link:hover {
  color: var(--heading);
}

.galeria-nav__link--active {
  color: var(--heading);
  border-bottom: 2px solid var(--heading);
}

/* ============ CHATBOT ============ */
.chatbot__toggle {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--brand-accent);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  z-index: 9000;
  transition: transform 0.2s, box-shadow 0.2s;
}
.chatbot__toggle:hover {
  transform: scale(1.08);
}
.chatbot__toggle svg path {
  fill: var(--heading-dark);
}

.chatbot__window {
  position: fixed;
  bottom: 96px;
  right: 28px;
  width: 320px;
  max-height: 480px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 8999;
  opacity: 0;
  transform: translateY(12px) scale(0.97);
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease;
}
.chatbot__window--open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.chatbot__header {
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.chatbot__title {
  color: var(--heading);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  margin: 0;
}
.chatbot__close {
  background: none;
  border: none;
  color: var(--body);
  cursor: pointer;
  padding: 0;
  line-height: 1;
  font-size: 20px;
  transition: color 0.15s;
}
.chatbot__close:hover { color: var(--heading); }

.chatbot__body {
  padding: 16px;
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--bg-alt);
}

.chatbot__message {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--heading);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px 12px 12px 4px;
  padding: 12px 14px;
  margin: 0;
  line-height: 1.5;
}

.chatbot__options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.chatbot__option-btn {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--heading);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  padding: 10px 14px;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.chatbot__option-btn:hover {
  background: var(--bg-elevated);
  border-color: var(--body);
}

.chatbot__option-btn--whatsapp {
  background: #25D366;
  border-color: #25D366;
  color: #ffffff;
}

.chatbot__option-btn--whatsapp:hover {
  background: #1ebe58;
  border-color: #1ebe58;
  color: #ffffff;
}

.chatbot__response {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--heading);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px 12px 12px 4px;
  padding: 12px 14px;
  margin: 0;
  line-height: 1.5;
}

.chatbot__wa-btn {
  display: block;
  background: #25D366;
  color: #fff;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border-radius: 10px;
  padding: 10px 14px;
  transition: background 0.15s;
}
.chatbot__wa-btn:hover { background: #1ebe58; }

.chatbot__back-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--body);
  font-family: var(--font-body);
  font-size: 13px;
  padding: 9px 14px;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.15s, color 0.15s;
}
.chatbot__back-btn:hover {
  border-color: var(--body);
  color: var(--heading);
}

@media (max-width: 480px) {
  .chatbot__toggle { bottom: 16px; right: 16px; }
  .chatbot__window {
    right: 0;
    bottom: 0;
    width: 100%;
    max-height: 70vh;
    border-radius: 16px 16px 0 0;
  }
}