/* ============================================================
   MOMENTO DIGITAL — main.css
   Single-page static site styles
   ============================================================ */

/* ---- CSS Custom Properties ---- */
:root {
  --color-black:        #000000;
  --color-white:        #FFFFFF;
  --color-accent:       #FF6B4A;
  --color-accent-hover: #E55A3A;
  --color-text-dark:    #1A1A1A;
  --color-text-light:   #6B7280;
  --color-surface:      #F5F2EB;
  --color-border:       #DDD6CC;

  --font-heading: 'Arial Black', 'Helvetica Neue', Arial, sans-serif;
  --font-body:    'Helvetica Neue', Arial, sans-serif;

  --text-hero:   clamp(2.4rem, 5vw, 4.2rem);
  --text-h1:     clamp(2rem, 4vw, 3rem);
  --text-h2:     clamp(1.5rem, 3vw, 2.25rem);
  --text-h3:     clamp(1.125rem, 2vw, 1.375rem);
  --text-body:   1rem;
  --text-small:  0.875rem;

  --weight-black:    900;
  --weight-bold:     700;
  --weight-regular:  400;

  --nav-height:      72px;
  --container-max:   1200px;
  --radius-card:     8px;
  --radius-btn:      4px;
  --shadow-card:     0 2px 8px rgba(0, 0, 0, 0.08);
  --transition:      all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: var(--weight-regular);
  color: var(--color-text-dark);
  background-color: var(--color-white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ---- Container ---- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 24px;
}

/* ---- Section utility ---- */
.section {
  padding-block: 80px;
}

@media (max-width: 768px) {
  .section {
    padding-block: 48px;
  }
}

/* ---- Section headings ---- */
.section-heading {
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: var(--color-text-dark);
  line-height: 1.1;
  margin-bottom: 48px;
}

.dot {
  color: var(--color-accent);
  margin-left: 2px;
}

/* ---- Buttons ---- */
.btn-primary {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: 14px 32px;
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-btn);
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  font-size: var(--text-small);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background-color 0.25s ease, transform 0.2s ease, border-color 0.25s ease;
  white-space: nowrap;
}

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-block;
  background-color: transparent;
  color: var(--color-white);
  padding: 14px 32px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-btn);
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  font-size: var(--text-small);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover {
  background-color: var(--color-white);
  color: var(--color-black);
  border-color: var(--color-white);
}

.btn-inverted {
  display: inline-block;
  background-color: var(--color-white);
  color: var(--color-accent);
  padding: 14px 36px;
  border: 2px solid var(--color-white);
  border-radius: var(--radius-btn);
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  font-size: var(--text-small);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: var(--transition);
}

.btn-inverted:hover {
  background-color: transparent;
  color: var(--color-white);
}

.btn-nav-cta {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: 10px 22px;
  border-radius: var(--radius-btn);
  font-family: var(--font-body);
  font-weight: var(--weight-bold);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
  transition: background-color 0.25s ease;
}

.btn-nav-cta:hover {
  background-color: var(--color-accent-hover);
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: var(--color-black);
  height: var(--nav-height);
  transition: box-shadow 0.3s ease;
}

.nav.is-scrolled {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 24px;
  gap: 24px;
}

.nav__logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.nav__logo-img {
  height: 38px;
  width: auto;
}

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

.nav__links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav__link {
  font-size: var(--text-small);
  font-weight: var(--weight-bold);
  color: rgba(255, 255, 255, 0.75);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  position: relative;
  transition: color 0.2s ease;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width 0.25s ease;
}

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

.nav__link:hover::after,
.nav__link.is-active::after {
  width: 100%;
}

.nav__link.is-active {
  color: var(--color-white);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  cursor: pointer;
  background: none;
  border: none;
}

.nav__hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}

.nav__hamburger.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__hamburger.is-open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav__hamburger.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
  .nav__hamburger {
    display: flex;
  }

  .nav__menu {
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background-color: var(--color-black);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0 24px 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
  }

  .nav__menu.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav__links {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: 100%;
  }

  .nav__link {
    display: block;
    padding: 14px 0;
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 1rem;
  }

  .nav__cta {
    margin-top: 20px;
    width: 100%;
    text-align: center;
    padding: 14px 22px;
  }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100svh;
  background: linear-gradient(140deg, #000000 0%, #111111 55%, #1a0a00 100%);
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 60%;
  height: 70%;
  background: radial-gradient(ellipse at 80% 80%, rgba(255, 107, 74, 0.07) 0%, transparent 65%);
  pointer-events: none;
}

.hero__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 24px;
  padding-block: 100px 80px;
  width: 100%;
}

.hero__content {
  max-width: 680px;
}

.hero__eyebrow {
  font-size: var(--text-small);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 20px;
}

.hero__heading {
  font-family: var(--font-heading);
  font-size: var(--text-hero);
  font-weight: var(--weight-black);
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 24px;
}

.hero__sub {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.65;
  max-width: 52ch;
  margin-bottom: 40px;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

/* Screen mockup */
.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__screen-mockup {
  position: relative;
}

.hero__screen-frame {
  width: 280px;
  height: 168px;
  background: #111;
  border: 3px solid #333;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 60px rgba(255, 107, 74, 0.15), 0 20px 60px rgba(0,0,0,0.6);
  position: relative;
  overflow: hidden;
}

.hero__screen-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,107,74,0.08) 0%, transparent 60%);
}

.hero__screen-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  position: relative;
  z-index: 1;
}

.hero__screen-label {
  font-size: 0.55rem;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.5);
}

.hero__screen-price {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: var(--weight-black);
  color: var(--color-accent);
  line-height: 1;
}

.hero__screen-item {
  font-size: 0.65rem;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.7);
}

.hero__screen-stand {
  width: 40px;
  height: 14px;
  background: #222;
  margin: 0 auto;
  border-radius: 0 0 4px 4px;
  position: relative;
}

.hero__screen-stand::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: #2a2a2a;
  border-radius: 2px;
}

/* Scroll hint */
.hero__scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.hero__scroll-hint span {
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.3));
  animation: scrollHint 2s ease-in-out infinite;
}

@keyframes scrollHint {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 0.8; transform: scaleY(1.2); }
}

@media (max-width: 900px) {
  .hero__inner {
    padding-block: 64px 52px;
  }
}

@media (max-width: 480px) {
  .hero__ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__ctas .btn-primary,
  .hero__ctas .btn-secondary {
    text-align: center;
  }
}

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
  background-color: var(--color-surface);
  padding-block: 40px;
  border-bottom: 1px solid var(--color-border);
}

.trust-bar__items {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
}

.trust-bar__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding-inline: 48px;
  text-align: center;
}

.trust-bar__number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: var(--weight-black);
  color: var(--color-black);
  line-height: 1;
}

.trust-bar__plus {
  color: var(--color-accent);
}

.trust-bar__label {
  font-size: var(--text-small);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
}

.trust-bar__divider {
  width: 1px;
  height: 48px;
  background-color: var(--color-border);
  flex-shrink: 0;
}

@media (max-width: 600px) {
  .trust-bar__items {
    flex-direction: column;
    gap: 28px;
  }

  .trust-bar__divider {
    display: none;
  }

  .trust-bar__item {
    padding-inline: 0;
  }
}

/* ============================================================
   QUIENES SOMOS
   ============================================================ */
.quienes-somos {
  background-color: var(--color-white);
}

.quienes-somos__inner {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 60px;
  align-items: start;
}

.quienes-somos__label {
  font-size: 0.75rem;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-light);
  padding-top: 8px;
  border-top: 2px solid var(--color-accent);
}

.quienes-somos__heading {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: var(--color-text-dark);
  line-height: 1.15;
  margin-bottom: 20px;
}

.quienes-somos__body {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-text-light);
  max-width: 58ch;
}

@media (max-width: 768px) {
  .quienes-somos__inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* ============================================================
   SPLIT SECTION (Problematica / Solucion)
   ============================================================ */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 480px;
}

.split-section__left {
  background-color: var(--color-black);
  display: flex;
  align-items: center;
}

.split-section__right {
  background-color: var(--color-surface);
  display: flex;
  align-items: center;
  border-left: 4px solid var(--color-accent);
}

.split-section__inner {
  padding: 64px 52px;
}

.split-section__heading {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--color-white);
  margin-bottom: 32px;
}

.split-section__heading--dark {
  color: var(--color-text-dark);
}

.split-section__list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.split-section__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.6;
}

.split-section__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 8px;
}

.split-section__body {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.7;
  max-width: 48ch;
  margin-bottom: 20px;
}

.split-section__cta {
  margin-top: 16px;
}

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

  .split-section__right {
    border-left: none;
    border-top: 4px solid var(--color-accent);
  }

  .split-section__inner {
    padding: 48px 24px;
  }
}

/* ============================================================
   SERVICIOS
   ============================================================ */
.servicios {
  background-color: var(--color-surface);
}

.servicios__header {
  margin-bottom: 0;
}

.servicios__intro {
  font-size: 1.0625rem;
  color: var(--color-text-light);
  margin-top: -32px;
  margin-bottom: 48px;
  max-width: 50ch;
}

.servicios__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.servicio-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 32px 28px;
  transition: border-color 0.25s ease, transform 0.25s ease;
}

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

/* Last 2 cards center in the 3rd row */
.servicios__grid .servicio-card:nth-child(4) {
  grid-column: 1 / 2;
}

.servicios__grid .servicio-card:nth-child(5) {
  grid-column: 2 / 3;
}

.servicio-card__icon {
  width: 40px;
  height: 40px;
  color: var(--color-accent);
  margin-bottom: 20px;
}

.servicio-card__icon svg {
  width: 100%;
  height: 100%;
}

.servicio-card__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: var(--color-text-dark);
  margin-bottom: 10px;
}

.servicio-card__body {
  font-size: var(--text-small);
  color: var(--color-text-light);
  line-height: 1.65;
}

@media (max-width: 900px) {
  .servicios__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .servicios__grid .servicio-card:nth-child(4),
  .servicios__grid .servicio-card:nth-child(5) {
    grid-column: auto;
  }
}

@media (max-width: 560px) {
  .servicios__grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   BENEFICIOS
   ============================================================ */
.beneficios {
  background-color: var(--color-white);
}

.beneficios__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.beneficio-item {
  padding: 36px 40px;
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-white);
  transition: background-color 0.25s ease;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.beneficio-item:hover {
  background-color: var(--color-surface);
}

.beneficio-item:nth-child(2n) {
  border-right: none;
}

.beneficio-item:nth-child(3),
.beneficio-item:nth-child(4) {
  border-bottom: none;
}

.beneficio-item__num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: var(--weight-black);
  color: var(--color-accent);
  line-height: 1;
  opacity: 0.25;
  flex-shrink: 0;
  margin-top: 2px;
}

.beneficio-item__text {
  font-size: 1rem;
  color: var(--color-text-dark);
  line-height: 1.6;
  font-weight: var(--weight-bold);
}

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

  .beneficio-item {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .beneficio-item:last-child {
    border-bottom: none;
  }

  .beneficio-item:nth-child(3),
  .beneficio-item:nth-child(4) {
    border-bottom: 1px solid var(--color-border);
  }

  .beneficio-item:last-child {
    border-bottom: none;
  }
}

/* ============================================================
   GALERIA
   ============================================================ */
.galeria {
  background-color: var(--color-black);
}

.galeria .section-heading {
  color: var(--color-white);
}

.galeria__header {
  margin-bottom: 48px;
}

.galeria__sub {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: -32px;
}

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

.galeria__item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-card);
  cursor: default;
}

.galeria__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.galeria__item:hover .galeria__img {
  transform: scale(1.03);
}

.galeria__caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px 16px 12px;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 100%);
  font-size: var(--text-small);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-white);
}

.galeria__note {
  margin-top: 32px;
  font-size: var(--text-small);
  color: rgba(255, 255, 255, 0.3);
  text-align: center;
  font-style: italic;
}

@media (max-width: 900px) {
  .galeria__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .galeria__grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  background-color: var(--color-accent);
  padding-block: 72px;
}

.cta-banner__inner {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
}

.cta-banner__heading {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 16px;
}

.cta-banner__sub {
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 36px;
}

@media (max-width: 768px) {
  .cta-banner {
    padding-block: 52px;
  }
}

/* ============================================================
   DEMO / FORM
   ============================================================ */
.demo {
  background-color: var(--color-surface);
}

.demo__layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.demo__heading {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: var(--weight-black);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: var(--color-text-dark);
  line-height: 1.1;
  margin-bottom: 16px;
}

.demo__intro {
  font-size: 1.0625rem;
  color: var(--color-text-light);
  line-height: 1.65;
  margin-bottom: 32px;
}

.demo__bullets {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.demo__bullet {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9375rem;
  color: var(--color-text-dark);
  line-height: 1.5;
}

.demo__bullet::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 6px;
}

.demo__contact {
  border-top: 1px solid var(--color-border);
  padding-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.demo__contact-label {
  font-size: var(--text-small);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.demo__wa-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
  font-weight: var(--weight-bold);
  color: #25D366;
  transition: opacity 0.2s ease;
}

.demo__wa-link:hover {
  opacity: 0.8;
}

.demo__wa-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.demo__email-link {
  font-size: var(--text-small);
  color: var(--color-text-light);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
  width: fit-content;
}

.demo__email-link:hover {
  color: var(--color-text-dark);
  border-color: var(--color-border);
}

/* Form */
.demo__form-wrap {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 40px 36px;
}

.demo-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: var(--text-small);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-dark);
}

.form-required {
  color: var(--color-accent);
  margin-left: 2px;
}

.form-optional {
  font-weight: var(--weight-regular);
  text-transform: none;
  letter-spacing: 0;
  color: var(--color-text-light);
  font-size: 0.75rem;
}

.form-input {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-btn);
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-text-dark);
  background-color: var(--color-white);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  min-height: 48px;
  appearance: none;
  -webkit-appearance: none;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(255, 107, 74, 0.12);
}

.form-input.is-invalid {
  border-color: #dc2626;
}

.form-input.is-invalid:focus {
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7280' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-textarea {
  min-height: 110px;
  resize: vertical;
  line-height: 1.6;
}

.form-error {
  font-size: 0.75rem;
  color: #dc2626;
  min-height: 18px;
}

.form-submit {
  width: 100%;
  padding: 15px 32px;
  font-size: 0.9375rem;
  margin-top: 4px;
}

.form-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.form-disclaimer {
  font-size: 0.75rem;
  color: var(--color-text-light);
  text-align: center;
  margin-top: 4px;
}

/* Success state */
.form-success {
  text-align: center;
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.form-success__icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: rgba(255, 107, 74, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.form-success__icon svg {
  width: 28px;
  height: 28px;
}

.form-success__title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: var(--weight-black);
  text-transform: uppercase;
  color: var(--color-text-dark);
}

.form-success__body {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.6;
  max-width: 38ch;
}

@media (max-width: 900px) {
  .demo__layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 560px) {
  .demo__form-wrap {
    padding: 28px 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background-color: var(--color-black);
  padding-top: 52px;
  padding-bottom: 28px;
}

.footer__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__logo {
  height: 30px;
  width: auto;
  margin-bottom: 12px;
}

.footer__tagline {
  font-size: var(--text-small);
  color: rgba(255, 255, 255, 0.35);
}

.footer__contact {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.footer__link {
  font-size: var(--text-small);
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.2s ease;
  font-weight: var(--weight-bold);
}

.footer__link:hover {
  color: var(--color-white);
}

.footer__location {
  font-size: var(--text-small);
  color: rgba(255, 255, 255, 0.3);
}

.footer__bottom {
  padding-top: 24px;
}

.footer__copy {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.25);
}

@media (max-width: 600px) {
  .footer__inner {
    flex-direction: column;
    gap: 24px;
  }

  .footer__contact {
    align-items: flex-start;
  }
}

/* ============================================================
   WHATSAPP FLOATING BUTTON
   ============================================================ */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 90;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.wa-float:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
}

.wa-float__icon {
  width: 28px;
  height: 28px;
  color: var(--color-white);
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delay for grid children */
.servicios__grid .servicio-card:nth-child(1) { transition-delay: 0s; }
.servicios__grid .servicio-card:nth-child(2) { transition-delay: 0.08s; }
.servicios__grid .servicio-card:nth-child(3) { transition-delay: 0.16s; }
.servicios__grid .servicio-card:nth-child(4) { transition-delay: 0.08s; }
.servicios__grid .servicio-card:nth-child(5) { transition-delay: 0.16s; }

.beneficios__grid .beneficio-item:nth-child(2) { transition-delay: 0.08s; }
.beneficios__grid .beneficio-item:nth-child(3) { transition-delay: 0.12s; }
.beneficios__grid .beneficio-item:nth-child(4) { transition-delay: 0.2s; }

.galeria__grid .galeria__item:nth-child(2) { transition-delay: 0.06s; }
.galeria__grid .galeria__item:nth-child(3) { transition-delay: 0.12s; }
.galeria__grid .galeria__item:nth-child(4) { transition-delay: 0.08s; }
.galeria__grid .galeria__item:nth-child(5) { transition-delay: 0.14s; }

/* ============================================================
   UTILITY
   ============================================================ */
[hidden] {
  display: none !important;
}