/**
 * Estilos Globales
 * Reset, base, y utilidades
 */

@import url('./variables.css');

/* ==========================================
   RESET & NORMALIZATION
   ========================================== */

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

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

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  font-weight: var(--font-weight-normal);
}

/* ==========================================
   TYPOGRAPHY
   ========================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-md);
  color: var(--color-gray-900);
}

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

h5, h6 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--spacing-md);
}

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

a:hover {
  color: var(--color-primary-light);
  text-decoration: underline;
}

strong, b {
  font-weight: var(--font-weight-bold);
}

em, i {
  font-style: italic;
}

/* ==========================================
   LAYOUT BASE
   ========================================== */

html, body {
  height: 100%;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}

.container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.container-sm {
  max-width: var(--container-sm);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.container-lg {
  max-width: var(--container-2xl);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

section {
  padding: var(--spacing-3xl) 0;
}

/* ==========================================
   HEADER & NAVBAR
   ========================================== */

.header {
  background-color: #003d82;
  border-bottom: var(--border-width) solid var(--color-gray-200);
  z-index: var(--z-sticky);
  position: relative;
}

.header--sticky {
  position: sticky;
  top: 0;
  box-shadow: var(--shadow-md);
}

.navbar {
  display: flex;
  align-items: center;
  height: 80px;
}

.navbar__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-xl);
  margin: 0 auto;
  width: 100%;
  padding: 0 var(--spacing-xl);
}

.navbar__logo {
  display: flex;
  align-items: center;
}

.navbar__logo-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  color: white;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
}

.navbar__logo-img {
  height: 50px;
  width: auto;
}

.navbar__logo-text {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: white;
}

.navbar__menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
}

.navbar__toggle-line {
  width: 25px;
  height: 3px;
  background-color: #ffffff;
  border-radius: var(--border-radius-full);
  transition: all var(--transition-base);
}

.navbar__link {
  color: white;
  font-weight: var(--font-weight-medium);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: color var(--transition-fast), transform var(--transition-fast);
  text-decoration: none;
  padding: 10px 8px;
}

.navbar__link:hover {
  color: #FFD700;
  transform: translateY(-1px);
}

.navbar__link--active {
  color: #FFD700;
  font-weight: var(--font-weight-bold);
}

.navbar__external-icon {
  font-size: var(--font-size-sm);
}

.navbar__item--cta .navbar__link,
.navbar__link--cta {
  background: #ff8a4c;
  color: #ffffff;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: var(--font-weight-bold);
  border: 1px solid #ff9b66;
  box-shadow: 0 6px 14px rgba(255, 138, 76, 0.35);
}

.navbar__item--cta .navbar__link:hover,
.navbar__link--cta:hover {
  background: #ff9b66;
  color: #ffffff;
}

/* Mobile Menu */
@media (max-width: 768px) {
  .navbar__toggle {
    display: flex;
  }

  .navbar__menu {
    position: fixed;
    top: 80px;
    right: 0;
    width: 100%;
    flex-direction: column;
    background-color: #f4f7fb;
    gap: 0;
    max-height: calc(100vh - 80px);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: var(--z-dropdown);
    padding: var(--spacing-lg);
  }

  .navbar__menu--active {
    transform: translateX(0);
  }

  .navbar__item {
    border-bottom: var(--border-width) solid var(--color-gray-200);
    padding: var(--spacing-md) 0;
  }

  .navbar__item--cta .navbar__link,
  .navbar__link--cta {
    width: 100%;
    justify-content: center;
  }

  .navbar__menu .navbar__link {
    color: #0f2d4a;
    font-weight: var(--font-weight-semibold);
  }

  .navbar__menu .navbar__item--cta .navbar__link,
  .navbar__menu .navbar__link--cta {
    background: #ff8a4c;
    color: #ffffff;
    border-color: #ff9b66;
  }

  .navbar__item--cta .navbar__link,
  .navbar__link--cta {
    width: 100%;
    justify-content: center;
  }

  .navbar__toggle--active .navbar__toggle-line:nth-child(1) {
    transform: rotate(45deg) translateY(10px);
  }

  .navbar__toggle--active .navbar__toggle-line:nth-child(2) {
    opacity: 0;
  }

  .navbar__toggle--active .navbar__toggle-line:nth-child(3) {
    transform: rotate(-45deg) translateY(-10px);
  }
}

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

.footer {
  background-color: var(--color-primary);
  color: #f7f9ff;
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  margin-top: auto;
}

.footer a {
  color: #ffffff;
  font-weight: 700;
}

.footer a:hover {
  color: #ffffff;
}

.footer__container {
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-3xl);
}

.footer__section {
  display: flex;
  flex-direction: column;
}

.footer__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-lg);
  color: #ffffff;
}

.footer__contact-list {
  list-style: none;
}

.footer__contact-item {
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
  color: #ffffff;
}

.footer__contact-item strong {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: #ffffff;
}

.footer__link {
  color: #ffffff;
  transition: color var(--transition-fast);
  font-weight: 700;
}

.footer__link:hover {
  color: #ff8a4c;
  text-decoration: underline;
}

.footer__links-list {
  list-style: none;
}

.footer__links-list li {
  margin-bottom: var(--spacing-md);
  color: #ffffff;
}

.footer__text {
  color: #ffffff;
  display: inline-block;
  line-height: var(--line-height-relaxed);
}

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

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-full);
  transition: background-color var(--transition-fast);
}

.footer__social-link:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.footer__social-icon {
  width: 20px;
  height: 20px;
  color: var(--color-white);
}

.footer__copyright {
  grid-column: 1 / -1;
  border-top: var(--border-width) solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  text-align: center;
  color: #ffffff;
  margin-top: var(--spacing-lg);
}

.footer__legal {
  grid-column: 1 / -1;
  text-align: center;
  color: #ffffff;
  font-size: 0.9rem;
}

/* ==========================================
   BUTTONS
   ========================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  font-family: var(--font-family-base);
  font-weight: var(--font-weight-medium);
  border: none;
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn--primary:hover {
  background-color: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
}

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

.btn--secondary:hover {
  background-color: var(--color-secondary-light);
  box-shadow: var(--shadow-lg);
}

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

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

.btn--outline.btn-light {
  border-color: white;
  color: white;
}

.btn--outline.btn-light:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: white;
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-primary);
}

.btn--ghost:hover {
  background-color: var(--color-gray-100);
}

.btn--sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
}

.btn--md {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-base);
}

.btn--lg {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-lg);
}

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

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ==========================================
   CARDS
   ========================================== */

.card {
  background-color: var(--color-white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.card--shadow {
  box-shadow: var(--shadow-md);
}

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

.card__image {
  overflow: hidden;
  background-color: var(--color-gray-200);
  aspect-ratio: 16 / 9;
}

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

.card__content {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
}

.card__description {
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-md);
}

.card__body {
  color: var(--color-gray-700);
}

.card__footer {
  padding: var(--spacing-lg);
  border-top: var(--border-width) solid var(--color-gray-200);
  background-color: var(--color-gray-50);
}

/* ==========================================
   FORMS
   ========================================== */

.form-container {
  width: 100%;
}

.form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form__title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.form__description {
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-md);
}

.form__fields {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-field {
  display: flex;
  flex-direction: column;
}

.form-field__label {
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-sm);
  color: var(--color-gray-700);
}

.form-field__required {
  color: var(--color-error);
  margin-left: var(--spacing-xs);
}

.form-field__input,
.form-field select,
.form-field textarea {
  padding: var(--spacing-md);
  border: var(--border-width) solid var(--color-gray-300);
  border-radius: var(--border-radius-md);
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-field__input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 61, 130, 0.1);
}

.form-field__group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-field__group--checkbox,
.form-field__group--radio {
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.form-field__option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.form-field__option input {
  cursor: pointer;
  width: 18px;
  height: 18px;
}

.form-field__option label {
  cursor: pointer;
  user-select: none;
}

.form-field__error {
  color: var(--color-error);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-sm);
}

.form__error-message {
  background-color: #fee;
  color: var(--color-error);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  border-left: 4px solid var(--color-error);
}

.form__error-message ul {
  margin: 0;
  padding-left: var(--spacing-lg);
}

.form__success-message {
  background-color: #efe;
  color: var(--color-success);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  border-left: 4px solid var(--color-success);
}

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

.hero {
  position: relative;
  background-size: cover;
  background-position: center;
  background-attachment: local;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
}

.hero--small {
  min-height: 300px;
}

.hero--medium {
  min-height: 400px;
}

.hero--large {
  min-height: 600px;
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 61, 130, 0.7);
}

.hero__container {
  position: relative;
  z-index: 2;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
  width: 100%;
}

.hero__content {
  text-align: center;
}

.hero--left .hero__content {
  text-align: left;
}

.hero--right .hero__content {
  text-align: right;
}

.hero__title {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-tight);
}

.hero__subtitle {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-2xl);
  line-height: var(--line-height-relaxed);
  opacity: 0.95;
}

.hero__buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
}

.hero--left .hero__buttons {
  justify-content: flex-start;
}

.hero--right .hero__buttons {
  justify-content: flex-end;
}

@media (max-width: 768px) {
  .hero__title {
    font-size: var(--font-size-3xl);
  }

  .hero__subtitle {
    font-size: var(--font-size-base);
  }

  .hero__buttons {
    flex-direction: column;
  }
}

/* ==========================================
   UTILITIES
   ========================================== */

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

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

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

.mt-0 { margin-top: 0; }
.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }

.mb-0 { margin-bottom: 0; }
.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }

.hidden {
  display: none !important;
}

.invisible {
  visibility: hidden !important;
}

.opacity-50 {
  opacity: 0.5;
}

.opacity-75 {
  opacity: 0.75;
}

/* Print Styles */
@media print {
  .no-print {
    display: none !important;
  }
}