/* ========================================
   Firetech - Website Institucional
   ======================================== */

/* Variables */
:root {
  /* Colors */
  --color-primary: #14B3B0;
  --color-primary-dark: #0E9A97;
  --color-primary-light: #3BC9C5;
  --color-accent: #E64A19;
  --color-accent-dark: #C6287D;

  --color-text: #1F2937;
  --color-text-light: #6B7280;
  --color-text-inverse: #FFFFFF;

  --color-bg: #FFFFFF;
  --color-bg-alt: #F9FAFB;
  --color-bg-dark: #111827;

  --color-border: #E5E7EB;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Container */
  --container-max: 1200px;
  --container-padding: 1.5rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition: 0.3s ease;
}

/* Base */
body {
  font-family: var(--font-family);
  font-size: 1rem;
  color: var(--color-text);
  background-color: var(--color-bg);
}

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

/* Typography */
.section__title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
  text-align: center;
}

.section__subtitle {
  font-size: 1.125rem;
  color: var(--color-text-light);
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--full {
  width: 100%;
}

/* ========================================
   Header
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(17, 24, 39, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo img {
  height: 32px;
  width: auto;
}

.nav__list {
  display: flex;
  gap: var(--spacing-lg);
}

.nav__link {
  font-weight: 500;
  color: var(--color-text-inverse);
  transition: var(--transition);
  position: relative;
}

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

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

.nav__link:hover::after {
  width: 100%;
}

/* Mobile Toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

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

/* ========================================
   Hero
   ======================================== */
.hero {
  padding: 10rem 0 6rem;
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, #1E3A5F 100%);
  text-align: center;
}

.hero__title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text-inverse);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

.hero__title span {
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__text {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  max-width: 640px;
  margin: 0 auto var(--spacing-lg);
  line-height: 1.7;
}

/* ========================================
   Stats
   ======================================== */
.stats {
  padding: var(--spacing-xl) 0;
  background: var(--color-primary);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  text-align: center;
}

.stats__number {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text-inverse);
}

.stats__label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.9);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ========================================
   Services
   ======================================== */
.services {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

.service-card {
  padding: var(--spacing-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

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

.service-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  border-radius: var(--radius-md);
  color: var(--color-text-inverse);
  margin-bottom: var(--spacing-md);
}

.service-card__title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.service-card__text {
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ========================================
   Products
   ======================================== */
.products {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg-alt);
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-lg);
}

.product-card {
  padding: var(--spacing-xl);
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}

.product-card__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.product-card__title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
}

.product-card__badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-card__badge--soon {
  background: linear-gradient(135deg, #F59E0B, #D97706);
}

.product-card__type {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.75rem;
  background: var(--color-bg-alt);
  color: var(--color-text-light);
  border-radius: 9999px;
}

.product-card__text {
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
  flex-grow: 1;
}

/* ========================================
   About
   ======================================== */
.about {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg);
}

.about .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.about__content {
  text-align: center;
}

.about__content .section__title {
  margin-bottom: var(--spacing-lg);
}

.about__content p {
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.about__content strong {
  color: var(--color-text);
}

.about__values {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.value {
  text-align: center;
  padding: var(--spacing-lg);
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
}

.value h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.value p {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* ========================================
   Contact
   ======================================== */
.contact {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg-alt);
}

.contact__info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  max-width: 900px;
  margin: 0 auto;
}

.contact__item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: var(--radius-md);
}

.contact__item svg {
  flex-shrink: 0;
  color: var(--color-primary);
}

.contact__item strong {
  display: block;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.contact__item a {
  color: var(--color-primary);
  transition: var(--transition);
}

.contact__item a:hover {
  color: var(--color-primary-dark);
}

.contact__item span {
  color: var(--color-text-light);
  font-size: 0.9375rem;
}

.contact__item--full {
  justify-content: center;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
}

.footer__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.footer__brand img {
  height: 26px;
  width: auto;
  margin: 0 auto var(--spacing-sm);
}

.footer__brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

.footer__nav h4,
.footer__contact h4 {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary-light);
}

.footer__nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer__nav a,
.footer__contact a,
.footer__contact p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
  transition: var(--transition);
}

.footer__nav a:hover,
.footer__contact a:hover {
  color: var(--color-text-inverse);
}

.footer__bottom {
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer__bottom p {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: var(--spacing-xs);
}

.footer__legal {
  margin-top: var(--spacing-sm);
}

.footer__legal a {
  color: rgba(255, 255, 255, 0.5);
  transition: var(--transition);
}

.footer__legal a:hover {
  color: var(--color-text-inverse);
}

.footer__legal span {
  margin: 0 var(--spacing-xs);
  color: rgba(255, 255, 255, 0.3);
}

/* Footer Simple (for internal pages) */
.footer--simple {
  padding: var(--spacing-lg) 0;
  text-align: center;
}

.footer--simple p {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ========================================
   Internal Pages
   ======================================== */

/* Header Simple */
.header--simple .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

/* Button Small */
.btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* Page Content */
.page-content {
  padding: 8rem 0 4rem;
  min-height: calc(100vh - 200px);
}

/* Legal Content (Terms, Privacy) */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--spacing-lg);
}

.legal-content__intro {
  font-size: 1.125rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
}

.legal-content section {
  margin-bottom: var(--spacing-xl);
}

.legal-content h2 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-sm);
}

.legal-content p {
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--spacing-sm);
}

.legal-content ul {
  margin: var(--spacing-sm) 0;
  padding-left: var(--spacing-lg);
}

.legal-content li {
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--spacing-xs);
  list-style: disc;
}

.legal-content a {
  color: var(--color-primary);
  transition: var(--transition);
}

.legal-content a:hover {
  color: var(--color-primary-dark);
}

.legal-content__updated {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-text-light);
  font-style: italic;
}

/* ========================================
   Responsive
   ======================================== */

/* Mobile Navigation */
@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-bg-dark);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }

  .nav.is-active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav__list {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .nav__link {
    display: block;
    font-size: 1.125rem;
    color: var(--color-text-inverse);
  }

  .nav__toggle {
    display: flex;
  }

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

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

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

  /* Stats */
  .stats__grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .stats__item {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }

  .stats__item:last-child {
    border-bottom: none;
  }

  .stats__number {
    font-size: 2rem;
  }

  /* Hero */
  .hero {
    padding: 8rem 0 4rem;
  }

  .hero__title {
    font-size: 2rem;
  }

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

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


  /* Footer */
  .footer__content {
    text-align: center;
  }

  .footer__nav ul {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
  }
}

/* Tablet */
@media (min-width: 768px) {
  .section__title {
    font-size: 2.5rem;
  }

  .hero__title {
    font-size: 3rem;
  }

  .contact__info {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact__item--full {
    grid-column: span 3;
  }

  .footer__content {
    grid-template-columns: 2fr 1fr 1fr;
    text-align: left;
  }

  .footer__brand img {
    margin: 0 0 var(--spacing-sm);
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .hero__title {
    font-size: 3.5rem;
  }

  .hero__text {
    font-size: 1.25rem;
  }

  .stats__number {
    font-size: 3rem;
  }

  .about .container {
    grid-template-columns: 1fr;
  }
}