/**
 * ODERMAN GROUP SAS - Estilos Principales
 * Diseño moderno inspirado en Google About
 */

/* ============================================
   1. VARIABLES CSS
   ============================================ */
:root {
  /* Colores */
  --color-primary: #0066CC;
  --color-primary-rgb: 0, 102, 204;
  --color-primary-dark: #0052A3;
  --color-primary-light: #E6F2FF;
  
  --color-bg-light: #FFFFFF;
  --color-bg-dark: #1A1F2E;
  --color-bg-gray: #F5F5F5;
  --color-bg-gray-dark: #2A2F3E;
  
  --color-text-primary: #1A1F2E;
  --color-text-secondary: #666666;
  --color-text-white: #FFFFFF;
  --color-text-muted: #999999;
  
  --color-border: rgba(0, 0, 0, 0.1);
  --color-border-light: rgba(255, 255, 255, 0.1);
  
  --color-success: #28A745;
  --color-error: #DC3545;
  --color-warning: #FFC107;
  
  /* Tipografía */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */
  --font-size-6xl: 3.75rem;   /* 60px */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Espaciado */
  --spacing-xs: 0.5rem;    /* 8px */
  --spacing-sm: 1rem;      /* 16px */
  --spacing-md: 1.5rem;    /* 24px */
  --spacing-lg: 2rem;      /* 32px */
  --spacing-xl: 3rem;      /* 48px */
  --spacing-2xl: 4rem;     /* 64px */
  --spacing-3xl: 6rem;     /* 96px */
  --spacing-4xl: 8rem;     /* 128px */
  
  /* Anchos */
  --container-max: 1280px;
  --container-content: 960px;
  
  /* Sombras */
  --shadow-sm: 0 1px 2px 0 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);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Transiciones */
  --transition-base: 250ms ease;
  --transition-fast: 150ms ease;
  --transition-slow: 350ms ease;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-full: 9999px;
}

/* ============================================
   2. RESET Y BASE
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
}

/* ============================================
   3. UTILIDADES
   ============================================ */
.container-content {
  max-width: var(--container-content);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ============================================
   4. HEADER
   ============================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-bg-light);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.95);
}

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

.header__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.header__logo {
  display: flex;
  align-items: center;
  transition: opacity var(--transition-base);
}

.header__logo:hover {
  opacity: 0.8;
}

.header__logo-img {
  height: 40px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
}

.header__nav {
  display: none;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.header__nav-link {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  padding: var(--spacing-xs) 0;
  position: relative;
  transition: color var(--transition-base);
}

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

.header__nav-link--active {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
}

.header__nav-link--active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.header__language-selector {
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  background-color: var(--color-bg-light);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: border-color var(--transition-base);
}

.header__language-selector:hover {
  border-color: var(--color-primary);
}

.header__menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--spacing-xs);
  width: 32px;
  height: 32px;
  justify-content: center;
}

.header__menu-icon {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 20px;
}

.header__menu-icon span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--color-text-primary);
  transition: all var(--transition-base);
  border-radius: 2px;
}

/* Menú Móvil */
.mobile-menu {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-bg-light);
  transform: translateX(-100%);
  transition: transform var(--transition-base);
  z-index: 999;
  overflow-y: auto;
  padding: var(--spacing-lg);
}

.mobile-menu--open {
  transform: translateX(0);
}

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

.mobile-menu__link {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  padding: var(--spacing-sm) 0;
  display: block;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-base);
}

.mobile-menu__link:hover,
.mobile-menu__link--active {
  color: var(--color-primary);
}

/* ============================================
   5. HERO SECTION
   ============================================ */
.hero {
  padding: var(--spacing-4xl) 0;
  text-align: center;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-bg-light) 100%);
}

.hero__content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.hero__title {
  font-size: clamp(var(--font-size-4xl), 5vw, var(--font-size-6xl));
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-primary);
}

.hero__subtitle {
  font-size: clamp(var(--font-size-xl), 3vw, var(--font-size-3xl));
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

.hero__description {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__cta {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-xl);
  background-color: var(--color-primary);
  color: var(--color-text-white);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-base);
}

.hero__cta:hover {
  background-color: var(--color-primary-dark);
  color: var(--color-text-white);
}

/* ============================================
   6. SECTIONS
   ============================================ */
.section {
  padding: var(--spacing-4xl) 0;
}

.section--alt {
  background-color: var(--color-bg-gray);
}

.section__header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section__title {
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.section__subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 auto;
  line-height: var(--line-height-relaxed);
}

.section__content {
  margin-top: var(--spacing-2xl);
}

/* ============================================
   7. CARDS
   ============================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.card {
  background-color: var(--color-bg-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}

.card__text {
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
}

/* ============================================
   8. FOOTER
   ============================================ */
.footer {
  background-color: #f8f9fa;
  color: var(--color-text-primary);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-4xl);
  border-top: 1px solid var(--color-border);
}

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

.footer__content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

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

.footer__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer__link {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  transition: color var(--transition-base);
}

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

.footer__link--active {
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

.footer__social {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.footer__social-link {
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer__social-link:hover {
  color: var(--color-text-primary);
}

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer__legal {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  align-items: flex-start;
}

.footer__copyright {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.footer__nit {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-sm);
  align-items: center;
}

.footer__legal-link {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
}

.footer__legal-link:hover {
  color: var(--color-text-primary);
}

.footer__separator {
  color: var(--color-text-muted);
}

/* ============================================
   9. SCROLL TO TOP
   ============================================ */
.scroll-to-top {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 48px;
  height: 48px;
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  z-index: 100;
  box-shadow: var(--shadow-lg);
}

.scroll-to-top--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-4px);
}

/* ============================================
   10. COOKIE CONSENT
   ============================================ */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-bg-dark);
  color: var(--color-text-white);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-xl);
  z-index: 10000;
  display: none;
}

.cookie-consent__content {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  align-items: center;
  text-align: center;
}

.cookie-consent__text {
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: rgba(255, 255, 255, 0.9);
}

.cookie-consent__text strong {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-size: var(--font-size-lg);
}

.cookie-consent__actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  justify-content: center;
}

.cookie-consent__btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
}

.cookie-consent__btn--primary {
  background-color: var(--color-primary);
  color: var(--color-text-white);
}

.cookie-consent__btn--primary:hover {
  background-color: var(--color-primary-dark);
}

.cookie-consent__btn--secondary {
  background-color: transparent;
  color: var(--color-text-white);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.cookie-consent__btn--secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

.cookie-settings {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: var(--color-bg-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  z-index: 10001;
  display: none;
}

.cookie-settings__content {
  padding: var(--spacing-xl);
}

.cookie-settings__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.cookie-settings__title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.cookie-settings__close {
  font-size: var(--font-size-3xl);
  line-height: 1;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color var(--transition-base);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cookie-settings__close:hover {
  color: var(--color-text-primary);
}

.cookie-settings__body {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.cookie-settings__item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.cookie-settings__info {
  flex: 1;
}

.cookie-settings__item-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-xs);
  color: var(--color-text-primary);
}

.cookie-settings__item-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.cookie-settings__checkbox {
  width: 24px;
  height: 24px;
  cursor: pointer;
}

.cookie-settings__footer {
  display: flex;
  justify-content: flex-end;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
}

.cookie-settings__save {
  padding: var(--spacing-sm) var(--spacing-xl);
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: background-color var(--transition-base);
}

.cookie-settings__save:hover {
  background-color: var(--color-primary-dark);
}

/* ============================================
   11. FORMULARIOS
   ============================================ */
.contact-form input,
.contact-form textarea {
  transition: border-color var(--transition-base);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.contact-form button[type="submit"]:hover {
  background-color: var(--color-primary-dark);
}

.contact-form button[type="submit"]:active {
  transform: scale(0.98);
}

/* ============================================
   12. RESPONSIVE
   ============================================ */
@media (min-width: 768px) {
  .header__nav {
    display: block;
  }

  .header__menu-toggle {
    display: none;
  }

  .cookie-consent__content {
    flex-direction: row;
    text-align: left;
  }

  .cookie-consent__actions {
    flex-shrink: 0;
  }

  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }

  .footer__links {
    justify-content: flex-end;
  }
}

@media (min-width: 1024px) {
  .hero {
    padding: var(--spacing-4xl) 0;
  }

  .section {
    padding: var(--spacing-4xl) 0;
  }
}

/* ============================================
   13. PRINT
   ============================================ */
@media print {
  .header,
  .footer,
  .scroll-to-top,
  .cookie-consent,
  .cookie-settings {
    display: none;
  }

  body {
    color: #000;
    background: #fff;
  }

  a {
    color: #000;
    text-decoration: underline;
  }
}