@import url("https://fonts.googleapis.com/css2?family=Playfair+Display:wght@500;600;700&family=Roboto:wght@400;500;700&display=swap");

/* PANTHOR LUXE - BASE RENOVADA */
:root {
  /* Tipografias */
  --font-body: "Roboto", "Open Sans", Arial, sans-serif;
  --font-display: "Playfair Display", "Times New Roman", serif;

  /* Oro emblema */
  --gold-700: #a0791b;
  --gold-600: #d4af37;
  --gold-500: #e6c75f;
  --gold-200: #f3df9c;
  --accent: var(--gold-600);
  --accent-strong: var(--gold-700);
  --accent-soft: var(--gold-200);

  /* Neutros premium */
  --gray-950: #0f1115;
  --gray-900: #1b1f23;
  --gray-800: #252b34;
  --gray-700: #2f3640;
  --gray-500: #545965;
  --gray-300: #d8dadd;
  --gray-200: #e5e7eb;
  --gray-100: #f3f4f6;
  --gray-50: #f9f9f9;

  /* Colores semanticos */
  --surface: #ffffff;
  --surface-muted: #faf7f0;
  --text-primary: var(--gray-950);
  --text-secondary: var(--gray-500);
  --text-inverse: #ffffff;
  --border-subtle: rgba(15, 17, 21, 0.08);
  --border-strong: rgba(15, 17, 21, 0.16);
  --overlay-soft: rgba(0, 0, 0, 0.4);
  --overlay-strong: rgba(0, 0, 0, 0.65);

  /* Sombras y relieves */
  --shadow-soft: 0 18px 44px rgba(18, 21, 24, 0.14);
  --shadow-card: 0 10px 24px rgba(0, 0, 0, 0.08);
  --shadow-card-strong: 0 18px 36px rgba(0, 0, 0, 0.12);
  --shadow-gold: 0 14px 30px rgba(212, 175, 55, 0.3);

  /* Ritmo y layout */
  --transition-base: 0.3s ease;
  --container-max: 1200px;
  --container-padding: clamp(1rem, 3vw, 1.5rem);
  --radius-soft: 14px;
  --radius-strong: 24px;
}

/* Reset esencial */
*,
*::before,
*::after {
  box-sizing: border-box;
}

:where(body) {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-primary);
  background-color: var(--gray-50);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

:where(img, picture, video, canvas, svg) {
  display: block;
  max-width: 100%;
}

:where(button, input, select, textarea) {
  font: inherit;
}

:where(a) {
  color: var(--gold-700);
  text-decoration: none;
  transition: color var(--transition-base);
}

:where(a:hover, a:focus-visible) {
  color: var(--gold-600);
  text-decoration: none;
}

:where(p) {
  margin: 0 0 1.25rem;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

:where(h1, h2, h3, h4, h5, h6) {
  margin: 0 0 0.75em;
  font-family: var(--font-display);
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

:where(ul, ol) {
  margin: 0 0 1.25rem;
  padding-left: 1.25rem;
}

:where(section) {
  padding: clamp(3.5rem, 6vw, 5rem) 0;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-inline: var(--container-padding);
}

/* ============================================================ */
/* == Hero System Unificado                                   == */
/* ============================================================ */

:where(.hero) {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: var(--text-inverse);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  min-height: clamp(360px, 48vh, 520px);
  max-height: 640px;
  padding: clamp(3rem, 4vw, 4rem) clamp(1.25rem, 4vw, 2.5rem);
  text-align: center;
  background-color: var(--gray-900);
  --hero-parallax-strength: -0.18;
  --hero-inset: clamp(0.75rem, 2vw, 1.25rem);
  --hero-radius: var(--radius-strong);
  --hero-overlay: linear-gradient(180deg, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.35));
  --hero-bg-size: cover;
}

:where(.hero)::before {
  content: "";
  position: absolute;
  inset: var(--hero-inset);
  background-image: var(--hero-bg-image, url("/img/hero-background.jpg"));
  background-size: var(--hero-bg-size);
  background-position: center;
  background-repeat: no-repeat;
  border-radius: var(--hero-radius);
  transform: translate3d(0, calc(var(--hero-parallax-offset, 0px) * var(--hero-parallax-strength)), 0) scale(1.02);
  transition: transform 0.25s ease-out;
  will-change: transform;
  z-index: 0;
}

:where(.hero)::after {
  content: "";
  position: absolute;
  inset: var(--hero-inset);
  border-radius: var(--hero-radius);
  background: var(--hero-overlay);
  z-index: 1;
}

:where(.hero) .hero__inner {
  position: relative;
  z-index: 2;
  width: min(960px, 92%);
  margin: 0 auto;
  display: grid;
  gap: 1.1rem;
  text-align: center;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
}

:where(.hero) p {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
}

@media (max-width: 1024px) {
  :where(.hero) {
    min-height: clamp(320px, 52vh, 520px);
    --hero-parallax-strength: -0.14;
  }
}

@media (max-width: 640px) {
  :where(.hero) {
    min-height: clamp(280px, 56vh, 480px);
    padding: clamp(2.75rem, 6vw, 3.5rem) clamp(1rem, 5vw, 1.75rem);
    --hero-parallax-strength: -0.1;
  }
}

@media (prefers-reduced-motion: reduce) {
  :where(.hero) {
    --hero-parallax-strength: 0;
  }

  :where(.hero)::before {
    transition: none;
    transform: scale(1.02);
  }
}

.hero--panel,
.service-page .hero {
  --hero-overlay: linear-gradient(180deg, rgba(0, 0, 0, 0.35), rgba(0, 0, 0, 0.55));
}

.hero--panel .hero__inner,
.service-page .hero .hero__inner {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--hero-radius);
  padding: clamp(1.4rem, 3.5vw, 2.1rem);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.32);
  backdrop-filter: blur(6px);
}

/* ============================================================ */
/* == Swiper Controls (Accent)                                 == */
/* ============================================================ */

:where(.swiper-button-next, .swiper-button-prev) {
  color: var(--color-accent);
}

.autopromo-swiper__button {
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  background: rgba(0, 0, 0, 0.25);
  border-radius: 999px;
  padding: 0.6rem 0.9rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.autopromo-swiper__button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}

.autopromo-swiper {
  max-width: 1100px;
  margin-inline: auto;
  padding: 0.5rem 0 2.5rem;
}

.autopromo-swiper .swiper-wrapper { padding-bottom: 1rem; }

.autopromo-swiper .swiper-slide {
  padding: 0.5rem;
  height: auto;
}

.autopromo-slide .project-card {
  height: 100%;
}

.autopromo-slide .project-card__media img {
  -webkit-box-reflect: below 10px linear-gradient(transparent, rgba(0, 0, 0, 0.2));
}

/* ============================================================ */
/* == Tarjetas Unificadas                                    == */
/* ============================================================ */

.card,
.service-card,
.project-card,
.feature-box,
.division-card {
  position: relative;
  display: grid;
  gap: 1rem;
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-strong);
  padding: clamp(1.5rem, 3vw, 2.2rem);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.card:hover,
.card:focus-within,
.service-card:hover,
.service-card:focus-within,
.project-card:hover,
.project-card:focus-within,
.feature-box:hover,
.feature-box:focus-within,
.division-card:hover,
.division-card:focus-within {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-strong);
  border-color: var(--accent);
}

.project-card,
.division-card {
  overflow: hidden;
}

.feature-box {
  border-color: rgba(212, 175, 55, 0.18);
}

.division-card {
  border-bottom: 4px solid var(--accent);
  align-content: start;
}

/* ============================================================ */
/* == Home: socio estratégico, servicios y carrusel            == */
/* ============================================================ */

.home-page .feature-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(1.1rem, 3vw, 1.6rem);
}

.home-page .feature-box {
  background: linear-gradient(135deg, rgba(15, 17, 21, 0.92), rgba(15, 17, 21, 0.82));
  color: var(--text-inverse);
  border: 1px solid rgba(255, 255, 255, 0.08);
  align-content: start;
  padding: clamp(1.25rem, 2.6vw, 1.65rem);
  gap: 0.55rem;
}

.home-page .feature-box h3,
.home-page .feature-box p { color: var(--text-inverse); }

.home-page .icon-box {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(212, 175, 55, 0.18);
  color: var(--accent);
  font-size: 1.35rem;
  box-shadow: var(--shadow-card);
}

.home-page .feature-box h3 { margin: 0; }
.home-page .feature-box p { margin: 0; line-height: 1.5; }

.home-page .intro-cta {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.08), rgba(255, 255, 255, 0.85));
  border: 1px solid var(--border-subtle);
  align-self: stretch;
  display: grid;
  gap: 0.75rem;
  align-content: start;
}

.home-page .intro-cta__form {
  display: grid;
  gap: 0.8rem;
  max-width: 520px;
}

.home-page .intro-cta__form input {
  border-radius: var(--radius-soft);
  border: 1px solid var(--border-subtle);
  padding: 0.85rem 0.95rem;
  box-shadow: var(--shadow-card);
  width: 100%;
}

.home-page .intro-cta__form .btn {
  width: 100%;
  justify-content: center;
}

.home-page .services-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(1.1rem, 3vw, 1.6rem);
  justify-items: stretch;
}

.service-proof__grid {
  display: grid;
  gap: clamp(1.1rem, 3vw, 1.5rem);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.service-proof__grid .card {
  padding: clamp(1.4rem, 3vw, 1.8rem);
  display: grid;
  gap: 0.7rem;
}

.service-proof__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.55rem;
}

.home-page .services-grid .division-card {
  padding: clamp(1.4rem, 3vw, 1.8rem);
  border-radius: var(--radius-strong);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  text-align: center;
  display: grid;
  gap: 0.65rem;
}

.home-page #proyectos-destacados .autopromo-swiper {
  max-width: 960px;
  margin-inline: auto;
  padding: 1rem 0 3rem;
  overflow: visible;
}

.home-page #proyectos-destacados .swiper-wrapper { padding-bottom: 1rem; }

.home-page #proyectos-destacados .swiper-slide {
  width: 260px;
  height: auto;
  padding: 0.25rem;
}

.home-page #proyectos-destacados .project-card {
  padding: 0;
  overflow: hidden;
}

.home-page #proyectos-destacados .project-card__body { display: none; }

.home-page #proyectos-destacados .project-card__media {
  aspect-ratio: 4 / 5;
}

.home-page #proyectos-destacados .project-card__media img {
  -webkit-box-reflect: below 10px linear-gradient(transparent, rgba(0, 0, 0, 0.18));
}

/* ============================================================ */
/* == Botones y CTAs                                          == */
/* ============================================================ */

.btn,
.cta-button,
.hero-button,
.contact-form__submit,
.btn-get-started,
.contact-form__actions .btn,
.pricing-card__cta .btn,
.knowledge-actions .btn,
.knowledge-actions .cta-button,
.donation__widget .btn,
.donation__widget button,
.service-form__actions .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.9rem 2.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

.btn-primary,
.cta-button,
.hero-button,
.contact-form__submit,
.btn-get-started,
.btn.btn-primary {
  background-color: var(--accent);
  border-color: var(--accent);
  color: var(--text-inverse);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover,
.btn-primary:focus-visible,
.btn.btn-primary:hover,
.btn.btn-primary:focus-visible,
.cta-button:hover,
.cta-button:focus-visible,
.hero-button:hover,
.hero-button:focus-visible,
.contact-form__submit:hover,
.contact-form__submit:focus-visible,
.btn-get-started:hover,
.btn-get-started:focus-visible {
  background-color: var(--accent-strong);
  border-color: var(--accent-strong);
  transform: translateY(-1px);
}

.btn-secondary,
.btn.btn-secondary {
  background-color: var(--gray-900);
  color: var(--text-inverse);
  border-color: var(--gray-900);
}

.btn-secondary:hover,
.btn-secondary:focus-visible,
.btn.btn-secondary:hover,
.btn.btn-secondary:focus-visible {
  background-color: var(--gray-800);
  border-color: var(--gray-800);
  transform: translateY(-1px);
}

.btn-outline,
.btn-outline-primary,
.btn.btn-outline-primary {
  background-color: transparent;
  color: var(--accent-strong);
  border-color: var(--accent);
}

.btn-outline:hover,
.btn-outline:focus-visible,
.btn-outline-primary:hover,
.btn-outline-primary:focus-visible,
.btn.btn-outline-primary:hover,
.btn.btn-outline-primary:focus-visible {
  background-color: rgba(212, 175, 55, 0.12);
  transform: translateY(-1px);
}

/* ============================================================ */
/* == Header, Nav y Layout                                   == */
/* ============================================================ */

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  padding: 0.75rem 1rem;
  background: var(--accent);
  color: var(--text-inverse);
  border-radius: var(--radius-soft);
  text-decoration: none;
  font-weight: 700;
  z-index: 2000;
  opacity: 0;
  box-shadow: var(--shadow-gold);
  transition: transform var(--transition-base), left var(--transition-base), opacity var(--transition-base);
}

.skip-link:focus,
.skip-link:focus-visible {
  left: 50%;
  transform: translate(-50%, 8px);
  opacity: 1;
}

#header,
.header {
  position: sticky;
  top: 0;
  inset-inline: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 0.5rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: 1.05rem;
}

.logo__image {
  height: 46px;
  width: auto;
  display: block;
}

.logo__text {
  color: var(--text-primary);
  white-space: nowrap;
}

.navbar {
  margin-left: auto;
  display: flex;
  align-items: center;
}

.navbar > ul {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.navbar > ul > li {
  position: relative;
  white-space: nowrap;
}

.navbar > ul > li > a,
.navbar > ul > li > a:focus {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
}

.navbar > ul > li > a:hover,
.navbar > ul > li > a:focus-visible,
.navbar > ul > li > a.active {
  color: var(--accent-strong);
}

/* Nota: los botones heredan del bloque unificado anterior. */

.navbar .dropdown > ul {
  position: absolute;
  left: 0;
  top: 100%;
  min-width: 240px;
  padding: 0.75rem 0;
  margin: 0;
  list-style: none;
  background: var(--surface);
  border-radius: var(--radius-soft);
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-subtle);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 20;
  pointer-events: none;
}

.navbar .dropdown:hover > ul,
.navbar .dropdown:focus-within > ul {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.navbar .dropdown ul li a {
  display: block;
  padding: 0.5rem 1.2rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.navbar .dropdown ul li a:hover,
.navbar .dropdown ul li a:focus-visible {
  color: var(--accent-strong);
  background: rgba(212, 175, 55, 0.08);
}

/* ============================================================ */
/* == Navegación móvil                                       == */
/* ============================================================ */

.mobile-nav-toggle,
.hamburger-menu {
  cursor: pointer;
  line-height: 0;
  color: var(--text-primary);
  font-size: 1.9rem;
  display: none;
  background: transparent;
  border: none;
  padding: 0.35rem;
  z-index: 1100;
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.mobile-nav-toggle:hover,
.mobile-nav-toggle:focus-visible,
.hamburger-menu:hover,
.hamburger-menu:focus-visible {
  opacity: 0.7;
  transform: translateY(-1px);
}

body.navbar-mobile {
  overflow: hidden;
}

body.navbar-mobile::before {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(15, 17, 21, 0.6);
  z-index: 1900;
}

body.navbar-mobile #header,
body.navbar-mobile .header {
  z-index: 1950;
}

body.navbar-mobile .mobile-nav-toggle {
  display: inline-flex;
}

body.navbar-mobile .navbar {
  position: fixed;
  inset: 0;
  padding: 5rem 1.5rem 2rem;
  background: transparent;
  z-index: 2000;
  overflow-y: auto;
}

body.navbar-mobile .navbar > ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 2.25rem 1.8rem;
  margin: 0 auto;
  width: min(92%, 420px);
  background: var(--surface);
  border-radius: var(--radius-strong);
  box-shadow: var(--shadow-soft);
}

body.navbar-mobile .navbar > ul > li > a {
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-soft);
}

body.navbar-mobile .navbar > ul > li > a:hover,
body.navbar-mobile .navbar > ul > li > a:focus-visible,
body.navbar-mobile .navbar > ul > li > a.active {
  background: rgba(212, 175, 55, 0.12);
  color: var(--accent-strong);
}

body.navbar-mobile .navbar .dropdown > ul {
  position: relative;
  inset: auto;
  margin-top: 0.35rem;
  padding: 0.35rem 0;
  background: rgba(15, 17, 21, 0.04);
  border-radius: var(--radius-soft);
  border: none;
  box-shadow: none;
  opacity: 1;
  visibility: visible;
  transform: none;
  display: none;
}

body.navbar-mobile .navbar .dropdown > ul.dropdown-active {
  display: block;
}

body.navbar-mobile .navbar .dropdown ul li a {
  padding: 0.55rem 0.9rem;
}

@media (max-width: 992px) {
  .navbar > ul {
    display: none;
  }

  .mobile-nav-toggle {
    display: inline-flex;
  }
}

@media (min-width: 993px) {
  .mobile-nav-toggle,
  .hamburger-menu {
    display: none !important;
  }

  body.navbar-mobile::before {
    display: none;
  }

  body.navbar-mobile .navbar {
    position: static;
    padding: 0;
    display: flex;
    overflow: visible;
  }

  body.navbar-mobile .navbar > ul {
    flex-direction: row;
    align-items: center;
    background: transparent;
    box-shadow: none;
    padding: 0;
    width: auto;
  }
}

/* ============================================================ */
/* == Footer unificado                                       == */
/* ============================================================ */

.site-footer,
.footer,
#footer {
  background: var(--gray-950);
  color: var(--text-inverse);
  padding: clamp(2.5rem, 4vw, 3.5rem) 0;
}

.footer-content,
.footer-columns {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  align-items: start;
}

.footer-content--stacked {
  display: grid;
  gap: clamp(1.1rem, 2.5vw, 1.6rem);
  justify-items: start;
}

.footer-head {
  display: flex;
  gap: 0.8rem 1.4rem;
  align-items: center;
  flex-wrap: wrap;
}

.footer-columns--inline {
  display: grid;
  gap: clamp(1.1rem, 2.5vw, 1.6rem);
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  width: 100%;
  justify-items: start;
}

.footer-intro,
.footer-brand,
.footer-description {
  color: rgba(255, 255, 255, 0.82);
  max-width: 520px;
  line-height: 1.7;
}

.footer-column--services { min-width: 280px; }

.footer-service-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(140px, 1fr));
  gap: 0.75rem 1.25rem;
}

.footer-column__title--center { text-align: center; }

.footer-column__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--accent);
}

.footer-column ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.footer-column a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  transition: color var(--transition-base);
}

.footer-column a:hover,
.footer-column a:focus-visible {
  color: var(--accent-soft);
}

.footer-meta {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: clamp(1.25rem, 2vw, 1.6rem);
  padding-top: clamp(0.9rem, 2vw, 1.2rem);
}

.footer-meta__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.95rem;
}

.footer-social {
  display: inline-flex;
  gap: 0.65rem;
}

.footer-social a {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(212, 175, 55, 0.12);
  color: var(--accent);
  transition: background-color var(--transition-base), color var(--transition-base), transform var(--transition-base);
}

.footer-social a:hover,
.footer-social a:focus-visible {
  background: rgba(212, 175, 55, 0.22);
  color: var(--text-inverse);
  transform: translateY(-1px);
}

@media (max-width: 640px) {
  .footer-meta__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================================================ */
/* == Portafolio de proyectos                                 == */
/* ============================================================ */

.project-search__field input[type="search"],
.project-search__filter select,
.portal-filters .form-control {
  width: 100%;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-soft);
  padding: 0.75rem 0.9rem;
  background: var(--surface);
  color: var(--text-primary);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.project-search__field input[type="search"]:focus,
.project-search__filter select:focus,
.portal-filters .form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.18);
}

.project-grid {
  display: grid;
  gap: clamp(1.6rem, 3vw, 2.4rem);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.project-card {
  padding: 0;
}

.project-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-base);
}

.project-card:hover .project-card__media img,
.project-card:focus-within .project-card__media img {
  transform: scale(1.04);
}

.project-card__body {
  display: grid;
  gap: 0.85rem;
  padding: clamp(1.5rem, 2.5vw, 2rem);
}

.project-card__status {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.project-card__title {
  margin: 0;
  font-size: clamp(1.3rem, 2.2vw, 1.55rem);
  color: var(--text-primary);
}

.project-card__location {
  margin: 0;
  font-weight: 600;
  color: var(--accent);
}

.project-card__description,
.project-card__meta {
  margin: 0;
  color: var(--text-secondary);
}

.project-card__meta {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.project-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.project-grid .project-card.is-hidden {
  display: none;
}

/* ============================================================ */
/* == Donaciones / Vivienda Digna                             == */
/* ============================================================ */

.donation {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.12), rgba(15, 17, 21, 0.04));
  border-radius: var(--radius-strong);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
  padding: clamp(1.8rem, 3vw, 2.4rem);
}

.donation__inner {
  display: grid;
  gap: clamp(1.25rem, 2.5vw, 1.8rem);
}

.donation__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  background: rgba(212, 175, 55, 0.14);
  color: var(--accent-strong);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.82rem;
}

.donation__copy h2 {
  margin: 0 0 0.35rem;
  color: var(--text-primary);
}

.donation__copy p {
  margin: 0;
  color: var(--text-secondary);
}

.donation__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.donation__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.65rem;
  color: var(--text-secondary);
}

.donation__list li::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 0.45rem;
  background: var(--accent);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.18);
}

.donation__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-items: center;
}

.donation__cta,
.donation__trigger {
  border-radius: 999px;
  padding: 0.9rem 1.4rem;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--text-inverse);
  font-weight: 700;
  transition: background-color var(--transition-base), color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

.donation__trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.donation__cta:hover,
.donation__cta:focus-visible,
.donation__trigger:hover,
.donation__trigger:focus-visible,
.donation__trigger[aria-expanded="true"] {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  transform: translateY(-1px);
}

.donation__widget {
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-strong);
  box-shadow: var(--shadow-card);
  padding: clamp(1.2rem, 2.5vw, 1.8rem);
  display: grid;
  gap: 1rem;
}

.donation__widget-head h3 {
  margin: 0;
  color: var(--text-primary);
}

.donation__widget-head p {
  margin: 0;
  color: var(--text-secondary);
}

.donation__iframe,
.donation__embed {
  position: relative;
  width: 100%;
  padding-top: 62.5%;
  border-radius: var(--radius-soft);
  overflow: hidden;
  background: #000;
}

.donation__iframe iframe,
.donation__embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.donation__embed[hidden] {
  display: none;
}

@media (max-width: 768px) {
  .donation {
    padding: clamp(1.4rem, 4vw, 1.8rem);
  }

  .donation__widget {
    padding: clamp(1rem, 3vw, 1.4rem);
  }
}

/* ============================================================ */
/* == Formularios                                              == */
/* ============================================================ */

input,
textarea,
select,
.form-control {
  width: 100%;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-soft);
  padding: 0.85rem 0.95rem;
  background: var(--surface);
  color: var(--text-primary);
  font: inherit;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background-color var(--transition-base);
}

textarea {
  min-height: 140px;
  resize: vertical;
}

input:focus,
textarea:focus,
select:focus,
.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.16);
  background: var(--surface);
}

::placeholder {
  color: var(--text-secondary);
  opacity: 0.8;
}

.form-field {
  display: grid;
  gap: 0.5rem;
}

.form-field label {
  font-weight: 600;
  color: var(--text-primary);
}

.form-field--compact-textarea textarea {
  min-height: 110px;
}

/* ============================================================ */
/* == Swiper / Carruseles                                     == */
/* ============================================================ */

.swiper-button-next,
.swiper-button-prev {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--border-subtle);
  background: rgba(246, 243, 237, 0.8);
  color: var(--text-primary);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), background var(--transition-base), color var(--transition-base);
}

.swiper-button-next:hover,
.swiper-button-prev:hover,
.swiper-button-next:focus-visible,
.swiper-button-prev:focus-visible {
  background: rgba(212, 175, 55, 0.9);
  color: var(--text-inverse);
  transform: translateY(-2px);
}

.swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  background: rgba(212, 175, 55, 0.35);
  opacity: 1;
  transition: background var(--transition-base), transform var(--transition-base);
}

.swiper-pagination-bullet-active {
  background: var(--accent-strong);
  transform: scale(1.2);
}

/* ============================================================ */
/* == Animaciones y micro-interacciones                        == */
/* ============================================================ */

.fade-in-up {
  opacity: 0;
  transform: translateY(16px);
  animation: fadeInUp 0.7s var(--transition-base) forwards;
}

.reveal {
  opacity: 0;
  transform: translateY(24px) scale(0.98);
  animation: reveal 0.8s var(--transition-base) forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes reveal {
  60% {
    opacity: 1;
    transform: translateY(0) scale(1.01);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ============================================================ */
/* == Utilidades                                               == */
/* ============================================================ */

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 2.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 2.5rem; }
.pt-1 { padding-top: 0.5rem; }
.pt-2 { padding-top: 1rem; }
.pt-3 { padding-top: 1.5rem; }
.pb-1 { padding-bottom: 0.5rem; }
.pb-2 { padding-bottom: 1rem; }
.pb-3 { padding-bottom: 1.5rem; }
.px-2 { padding-inline: 1rem; }
.px-3 { padding-inline: 1.5rem; }
.py-2 { padding-block: 1rem; }
.py-3 { padding-block: 1.5rem; }

.hidden-mobile { display: none; }
@media (min-width: 768px) {
  .hidden-mobile { display: initial; }
  .hidden-desktop { display: none !important; }
}

.overlay-dark {
  position: relative;
}

.overlay-dark::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.35));
  pointer-events: none;
}

/* ============================================================ */
/* == Compatibilidad con markup existente                     == */
/* ============================================================ */

.section { padding: clamp(3.25rem, 6vw, 5rem) 0; }
.section--intro { background: linear-gradient(135deg, rgba(212, 175, 55, 0.06), rgba(15, 17, 21, 0.02)); }

.section-head,
.section-header {
  display: grid;
  gap: 0.75rem;
  margin-bottom: clamp(1.75rem, 3vw, 2.4rem);
  color: var(--text-primary);
}

.section-head--center,
.section-header.text-center {
  text-align: center;
  justify-items: center;
}

.section-head h2,
.section-header h2,
.section-head h3,
.section-header h3 { margin: 0; }

.section-head p,
.section-header p {
  margin: 0;
  max-width: 760px;
  color: var(--text-secondary);
}

.hero-intro { font-size: 1.1rem; color: rgba(255, 255, 255, 0.9); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-top: 1.1rem; }
.hero-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  background: var(--accent);
  color: var(--text-inverse);
  font-weight: 700;
  text-decoration: none;
  border: 1px solid var(--accent);
  box-shadow: var(--shadow-gold);
  transition: background-color var(--transition-base), transform var(--transition-base);
}
.hero-button:hover,
.hero-button:focus-visible { background: var(--accent-strong); transform: translateY(-1px); }

.hero-checklist {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
  display: grid;
  gap: 0.7rem;
  color: rgba(255, 255, 255, 0.9);
}
.hero-checklist li { display: grid; grid-template-columns: auto 1fr; gap: 0.6rem; align-items: start; }
.hero-checklist__icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.service-panel__list {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
  display: grid;
  gap: 0.45rem;
  color: rgba(255, 255, 255, 0.92);
}

.service-panel__actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 1rem; }
.service-panel__link { color: var(--accent); font-weight: 700; text-decoration: none; }
.service-panel__link:hover,
.service-panel__link:focus-visible { text-decoration: underline; }

.divisions-container {
  display: grid;
  gap: clamp(1.2rem, 2vw, 1.6rem);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.intro-cta {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.08), rgba(15, 17, 21, 0.05));
  border-radius: var(--radius-strong);
  border: 1px solid var(--border-subtle);
  padding: clamp(1.4rem, 3vw, 2rem);
  box-shadow: var(--shadow-card);
}
.intro-cta__helper { color: var(--text-secondary); }

.service-benefits__grid,
.pricing-grid,
.knowledge-hub__grid {
  display: grid;
  gap: clamp(1.2rem, 3vw, 1.8rem);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.service-benefit,
.pricing-card,
.project-yield__card {
  background: var(--surface);
  border-radius: var(--radius-soft);
  border: 1px solid var(--border-subtle);
  padding: clamp(1.3rem, 2.5vw, 1.8rem);
  box-shadow: var(--shadow-card);
  display: grid;
  gap: 0.65rem;
}

.service-benefit--dark {
  background: linear-gradient(135deg, rgba(15, 17, 21, 0.94), rgba(15, 17, 21, 0.85));
  color: var(--text-inverse);
  border-color: rgba(255, 255, 255, 0.08);
}
.service-benefit--dark p,
.service-benefit--dark li { color: rgba(255, 255, 255, 0.82); }

.service-benefit ul,
.pricing-card__features,
.project-yield__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.5rem;
}

.service-process__grid {
  display: grid;
  gap: clamp(1.2rem, 3vw, 1.6rem);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.service-process__card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-soft);
  padding: clamp(1.3rem, 2.5vw, 1.8rem);
  box-shadow: var(--shadow-card);
  display: grid;
  gap: 0.6rem;
}

.service-process__badge {
  position: absolute;
  top: -14px;
  left: 18px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--text-inverse);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  box-shadow: var(--shadow-gold);
}

.pricing-section { background: linear-gradient(180deg, rgba(15, 17, 21, 0.03), transparent); }
.pricing-card {
  border-radius: var(--radius-strong);
  padding: clamp(1.5rem, 3vw, 2rem);
}
.pricing-card.featured { border: 2px solid var(--accent); box-shadow: var(--shadow-card-strong); }
.pricing-card__header { display: grid; gap: 0.35rem; }
.pricing-card__title { margin: 0; color: var(--text-primary); }
.pricing-card__price { font-size: 1.4rem; font-weight: 800; color: var(--accent-strong); }
.pricing-card__price span { font-size: 0.9rem; color: var(--text-secondary); }
.pricing-card__cta { margin-top: 0.8rem; }

.project-yield { padding: clamp(3rem, 6vw, 4.5rem) 0; }
.project-yield__intro { max-width: 680px; display: grid; gap: 0.6rem; }
.project-yield__grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

.service-form__grid {
  display: grid;
  gap: clamp(1.4rem, 3vw, 1.8rem);
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.service-form__copy { display: grid; gap: 0.6rem; }
.service-form__form { display: grid; gap: 1rem; }
.service-form__disclaimer { color: var(--text-secondary); margin: 0; font-size: 0.95rem; }

.service-form__form--horizontal {
  display: grid;
  gap: 1rem 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.service-form__form--horizontal .form-field--full {
  grid-column: 1 / -1;
}

.service-form__form--horizontal textarea { min-height: 120px; }

.service-form__form .form-actions {
  display: grid;
  gap: 0.35rem;
  align-items: center;
  justify-items: start;
}

/* ============================================================ */
/* == Centro de ayuda (FAQ) y Privacidad                      == */
/* ============================================================ */

.faq-page .hero,
.privacy-page .hero {
  min-height: 320px;
  display: grid;
  align-items: center;
}

.faq-page .divisions-container {
  grid-template-columns: 1fr;
  max-width: 960px;
  margin-inline: auto;
}

.faq-search {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.08), rgba(15, 17, 21, 0.04));
  border-bottom: 1px solid var(--border-subtle);
  padding: clamp(1.5rem, 3vw, 2.25rem) 0;
}

.faq-search__inner {
  display: grid;
  gap: 0.65rem;
}

.faq-search__label { font-weight: 700; color: var(--text-primary); }

.faq-search__input-wrapper {
  position: relative;
  display: grid;
}

.faq-search input[type="search"] {
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-soft);
  background: var(--surface);
  box-shadow: var(--shadow-card);
}

.faq-search__reset {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
}

.faq-search__helper { margin: 0; color: var(--text-secondary); }

.faq-group__items {
  display: grid;
  gap: 0.65rem;
}

.faq-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-soft);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.faq-item summary {
  padding: 0.9rem 1.1rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item[open] summary { color: var(--accent-strong); }

.faq-item__content { padding: 0 1.1rem 1rem; color: var(--text-secondary); line-height: 1.6; }

.faq-empty {
  margin-top: 1.5rem;
  padding: 1.1rem 1.25rem;
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-soft);
  background: rgba(212, 175, 55, 0.06);
}

.faq-empty__related { margin: 0.75rem 0 0; padding-left: 1.2rem; color: var(--text-secondary); }

.privacy-accordion {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.privacy-accordion__item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-soft);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.privacy-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border: none;
  background: transparent;
  font-weight: 700;
  color: var(--text-primary);
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
}

.privacy-toggle__number {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(212, 175, 55, 0.15);
  color: var(--accent-strong);
  font-weight: 800;
}

.privacy-toggle__label { flex: 1; }

.privacy-toggle__icon { color: var(--text-secondary); }

.privacy-panel {
  padding: 0 1rem 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  font-size: 0.98rem;
}

.privacy-panel ul { padding-left: 1.2rem; }

.privacy-page .section-head { max-width: 900px; margin-inline: auto; }

.privacy-help {
  background: linear-gradient(135deg, rgba(15, 17, 21, 0.94), rgba(15, 17, 21, 0.84));
  color: var(--text-inverse);
  padding: clamp(2rem, 4vw, 2.6rem) 0;
}

.privacy-help__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  align-items: center;
  justify-content: space-between;
}

/* ============================================================ */
/* == Media queries finales (mobile-first)                     == */
/* ============================================================ */

@media (max-width: 1024px) {
  .header-inner { padding: 0.85rem 0.25rem; }
  .logo__image { height: 42px; }
  .project-grid { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
}

@media (max-width: 768px) {
  .header-inner { padding: 0.75rem 0; }
  .logo__image { height: 40px; }
  .project-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
  .container { padding-inline: clamp(0.9rem, 4vw, 1.2rem); }
}

@media (max-width: 540px) {
  .logo__image { height: 36px; }
  .project-card__title { font-size: clamp(1.2rem, 5vw, 1.35rem); }
  .project-card__body { padding: 1.25rem; }
  .header-inner { gap: 1rem; }
}

/* ============================================================ */
/* == Chat flotante y AI                                      == */
/* ============================================================ */

.floating-actions {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  z-index: 1400;
}

.floating-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-inverse);
  font-size: 28px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  border: none;
  cursor: pointer;
  text-decoration: none;
  background: var(--accent);
}

.floating-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-strong);
  color: var(--text-inverse);
}

.floating-btn--whatsapp {
  background: transparent;
  box-shadow: none;
  width: auto;
  height: auto;
  padding: 0;
}

.floating-btn--whatsapp img {
  display: block;
  width: 64px;
  height: 64px;
  filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.28));
  transition: transform var(--transition-base), filter var(--transition-base);
}

.floating-btn--whatsapp:hover img,
.floating-btn--whatsapp:focus-visible img {
  transform: translateY(-3px);
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.35));
}

@keyframes float-robot {
  0% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0); }
}

.floating-btn--ai {
  background: transparent;
  border: none;
  box-shadow: none;
  width: 60px;
  height: 60px;
  animation: float-robot 3s ease-in-out infinite;
  overflow: visible;
  padding: 0;
}

.floating-btn--ai img {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 10px rgba(212, 175, 55, 0.45));
  transition: filter var(--transition-base), transform var(--transition-base);
}

.floating-btn--ai:hover {
  transform: translateY(-5px) scale(1.05);
  animation-play-state: paused;
}

.floating-btn--ai:hover img {
  filter: drop-shadow(0 0 14px rgba(212, 175, 55, 0.75));
}

.ai-chat-window {
  position: fixed;
  bottom: 100px;
  right: 20px;
  width: 350px;
  height: 500px;
  background-color: var(--surface);
  border-radius: var(--radius-strong);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  z-index: 1500;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-body);
}

.ai-chat-window.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.ai-chat-header {
  background: linear-gradient(135deg, var(--accent-strong), var(--gray-900));
  color: var(--text-inverse);
  padding: 15px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ai-chat-header__title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.5px;
}

.ai-chat-header__title img {
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.ai-chat-close {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.82);
  cursor: pointer;
  font-size: 1.2rem;
  padding: 0;
  transition: color var(--transition-base);
}

.ai-chat-close:hover { color: var(--text-inverse); }

.ai-chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
  background-color: var(--surface-muted);
}

.message {
  max-width: 80%;
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--text-primary);
}

.message--ai {
  background-color: var(--surface);
  border-bottom-left-radius: 2px;
  box-shadow: var(--shadow-card);
  align-self: flex-start;
}

.message--user {
  background-color: var(--accent);
  color: var(--text-inverse);
  border-bottom-right-radius: 2px;
  align-self: flex-end;
  box-shadow: var(--shadow-gold);
}

.ai-chat-input {
  padding: 15px;
  background-color: var(--surface);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  gap: 10px;
}

.ai-chat-input input {
  flex: 1;
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  padding: 10px 16px;
  outline: none;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  font: inherit;
  background: var(--surface);
  color: var(--text-primary);
}

.ai-chat-input input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.16);
}

.ai-chat-input button {
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  color: var(--text-inverse);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.ai-chat-input button:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-gold);
}

@media (max-width: 480px) {
  .ai-chat-window {
    width: calc(100% - 40px);
    bottom: 90px;
    height: 60vh;
  }
}

/* Fin de styles.css - sistema unificado Panthor Luxe */