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

:root {
  --color-primary: #6D8DB7;
  --color-primary-light: #EEF4FA;
  --color-primary-dark: #355C88;
  --color-accent: #C41E3A;
  --color-accent-light: #E8324F;
  --color-bg: #FAFBFD;
  --color-bg-alt: #EEF4FA;
  --color-bg-card: #FFFFFF;
  --color-text: #2D2D3A;
  --color-text-light: #6B6B7B;
  --color-text-muted: #9B9BAA;
  --color-border: #E0E8F0;
  --color-white: #FFFFFF;
  --shadow-sm: 0 2px 8px rgba(107, 141, 181, 0.08);
  --shadow-md: 0 4px 20px rgba(107, 141, 181, 0.12);
  --shadow-lg: 0 8px 40px rgba(107, 141, 181, 0.16);
  --shadow-xl: 0 16px 60px rgba(107, 141, 181, 0.2);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --font-heading: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition);
}

ul { list-style: none; }

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

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

/* ===== HEADER / NAV ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 110px;
}

.nav__logo img {
  height: 100px;
  width: auto;
}

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

.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-light);
  letter-spacing: 0.02em;
  position: relative;
  padding: 4px 0;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: width var(--transition);
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--color-primary-dark);
}

.nav__links a:hover::after,
.nav__links a.active::after {
  width: 100%;
}

.nav__cta {
  background: var(--color-primary) !important;
  color: var(--color-white) !important;
  padding: 10px 24px !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
  letter-spacing: 0.03em;
  transition: all var(--transition) !important;
}

.nav__cta::after { display: none !important; }

.nav__cta:hover {
  background: var(--color-primary-dark) !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--color-white);
  padding-top: 110px;
}

.hero__bg {
  width: 100%;
  overflow: hidden;
}

.hero__bg img {
  width: 100%;
  height: auto;
  display: block;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding: 40px 0 48px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.hero__badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary-dark);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.hero h1 span {
  color: var(--color-primary);
}

.hero__text {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 32px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  letter-spacing: 0.01em;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(107, 141, 181, 0.3);
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(107, 141, 181, 0.4);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-border);
}

.btn--outline:hover {
  border-color: var(--color-primary);
  background: var(--color-bg-alt);
}

.btn__icon {
  width: 18px;
  height: 18px;
}

/* ===== SECTIONS COMMON ===== */
section {
  padding: 100px 0;
}

.section__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section__label::before {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary-dark);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section__subtitle {
  font-size: 1.05rem;
  color: var(--color-text-light);
  max-width: 600px;
  line-height: 1.7;
}

.section__header {
  margin-bottom: 60px;
}

.section__header--center {
  text-align: center;
}

.section__header--center .section__subtitle {
  margin: 0 auto;
}

.section__header--center .section__label::before {
  display: none;
}

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

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about__visual {
  position: relative;
}

.about__card {
  background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-white) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 48px;
  position: relative;
  overflow: hidden;
}

.about__card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(107, 141, 181, 0.05) 0%, transparent 60%);
}

.about__mission,
.about__vision {
  margin-bottom: 32px;
}

.about__mission h3,
.about__vision h3 {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.about__mission p,
.about__vision p {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.7;
  font-style: italic;
}

.about__values {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.about__values h3 {
  width: 100%;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.value-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-light);
  transition: all var(--transition);
}

.value-tag:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.about__info h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--color-text);
}

.about__info > p {
  font-size: 1rem;
  color: var(--color-text-light);
  margin-bottom: 32px;
  line-height: 1.8;
}

.about__image {
  margin-top: 32px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.about__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.stat {
  text-align: center;
  padding: 20px 12px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.stat__number {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.stat__text {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-top: 4px;
}

/* ===== PRODUCTS ===== */
.products {
  background: var(--color-bg);
}

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

.product-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-primary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

.product-card:hover::before {
  transform: scaleX(1);
}

.product-card__icon {
  width: 56px;
  height: 56px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.product-card__icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.product-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}

.product-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.product-card__items {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.product-card__items li {
  font-size: 0.85rem;
  color: var(--color-text-light);
  padding: 4px 0;
  padding-left: 16px;
  position: relative;
}

.product-card__items li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  background: var(--color-primary-light);
  border-radius: 50%;
}

/* ===== SERVICES ===== */
.services {
  background: var(--color-white);
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  transition: all var(--transition);
  position: relative;
}

.service-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}

.service-card__number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-bg-alt);
  position: absolute;
  top: 20px;
  right: 28px;
  line-height: 1;
  letter-spacing: -0.04em;
  -webkit-text-stroke: 1px var(--color-border);
}

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--color-text);
}

.service-card ul li {
  font-size: 0.9rem;
  color: var(--color-text-light);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
  line-height: 1.6;
}

.service-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 8px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
}

/* ===== BRANDS / MARCAS ===== */
.brands {
  background: var(--color-bg);
  text-align: center;
}

.brands__text {
  font-size: 1.05rem;
  color: var(--color-text-light);
  max-width: 700px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.brands__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.brand-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  min-height: 120px;
}

.brand-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--color-primary-light);
}

.brand-card img {
  max-height: 100px;
  max-width: 100%;
  object-fit: contain;
}

/* ===== CURRICULUM ===== */
.curriculum {
  background: var(--color-white);
}

.curriculum__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.curriculum__info {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.curriculum__info h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--color-text);
}

.info-item {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}

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

.info-item__label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  min-width: 160px;
}

.info-item__value {
  font-size: 0.92rem;
  color: var(--color-text-light);
}

.curriculum__objective {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.curriculum__objective h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--color-text);
}

.curriculum__objective p {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 24px;
}

.curriculum__services-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.curriculum__services-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.curriculum__services-list li svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  margin-top: 2px;
}

/* ===== CONTACT ===== */
.contact {
  background: var(--color-bg);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-item__icon {
  width: 48px;
  height: 48px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item__icon svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
}

.contact-item__text h4 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.contact-item__text p,
.contact-item__text a {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.contact-item__text a:hover {
  color: var(--color-primary);
}

.contact__form {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.contact__form h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--color-text);
}

.form__group {
  margin-bottom: 20px;
}

.form__group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
  letter-spacing: 0.02em;
}

.form__group input,
.form__group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--color-text);
  transition: all var(--transition);
  outline: none;
}

.form__group input:focus,
.form__group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(123, 107, 138, 0.1);
}

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

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ===== FOOTER ===== */
.footer {
  background: #3F587A;
  color: var(--color-white);
  padding: 60px 0 24px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand img {
  height: 88px;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer__brand p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  max-width: 320px;
}

.footer__col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 20px;
}

.footer__col a {
  display: block;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  padding: 4px 0;
  transition: color var(--transition);
}

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

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer__bottom p {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .about__grid {
    gap: 48px;
  }

  .products__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .brands__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 32px 32px;
    gap: 24px;
    box-shadow: var(--shadow-xl);
    transition: right var(--transition);
    z-index: 999;
  }

  .nav__links.open {
    right: 0;
  }

  .nav__toggle {
    display: flex;
    z-index: 1001;
  }

  .nav__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav__toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero {
    padding-top: 90px;
  }

  .hero__content {
    padding: 24px 0 32px;
    max-width: 100%;
  }

  .hero h1 {
    font-size: 1.5rem;
    margin-bottom: 12px;
  }

  .hero__text {
    font-size: 0.9rem;
    margin-bottom: 0;
  }

  .hero__actions {
    display: none;
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .products__grid {
    grid-template-columns: 1fr;
  }

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

  .curriculum__grid {
    grid-template-columns: 1fr;
  }

  .contact__grid {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .brands__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  section {
    padding: 60px 0;
  }

  .form__row {
    grid-template-columns: 1fr;
  }

  .about__stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .brands__grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
}