/* ============================================
   CIFH - Centro Integral de Formación Humana
   Design System & Styles
   ============================================ */

/* --- Design Tokens --- */
:root {
  --color-primary: #1a365d;
  --color-primary-dark: #0f2342;
  --color-primary-light: #2a5298;
  --color-accent: #0ea5e9;
  --color-accent-dark: #0284c7;
  --color-accent-light: #38bdf8;
  --color-cta: #f59e0b;
  --color-cta-hover: #d97706;
  --color-gray-900: #111827;
  --color-gray-800: #1f2937;
  --color-gray-700: #374151;
  --color-gray-600: #4b5563;
  --color-gray-500: #6b7280;
  --color-gray-400: #9ca3af;
  --color-gray-300: #d1d5db;
  --color-gray-200: #e5e7eb;
  --color-gray-100: #f3f4f6;
  --color-gray-50: #f9fafb;
  --color-white: #ffffff;
  --color-bg: #f8fafc;
  --color-success: #10b981;
  --color-error: #ef4444;

  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.06), 0 6px 16px rgba(0,0,0,0.06);
  --shadow-card-hover: 0 4px 12px rgba(0,0,0,0.1), 0 12px 28px rgba(0,0,0,0.08);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  --container-max: 1200px;
  --container-wide: 1400px;
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-gray-700);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

button {
  cursor: pointer;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-gray-900);
}

h1 { font-size: clamp(2rem, 4vw, 3.25rem); }
h2 { font-size: clamp(1.625rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.625rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }

p {
  margin-bottom: 1rem;
  color: var(--color-gray-600);
}

.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary); }
.text-white { color: var(--color-white); }

/* --- Layout --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.container--wide {
  max-width: var(--container-wide);
}

.section {
  padding: 96px 0;
}

.section--sm {
  padding: 64px 0;
}

.section--bg {
  background-color: var(--color-gray-50);
}

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

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--color-white);
}

.section--dark p {
  color: rgba(255,255,255,0.8);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}

.section-header .badge {
  display: inline-block;
  padding: 6px 18px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
  background: rgba(14,165,233,0.1);
  color: var(--color-accent-dark);
}

.section--dark .section-header .badge {
  background: rgba(255,255,255,0.12);
  color: var(--color-accent-light);
}

.section-header h2 {
  margin-bottom: 16px;
}

.section-header p {
  font-size: 1.0625rem;
}

.grid {
  display: grid;
  gap: 32px;
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid--4,
  .grid--3,
  .grid--2 { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::after {
  opacity: 1;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(14,165,233,0.35);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(14,165,233,0.45);
}

.btn--secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-gray-200);
}

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

.btn--cta {
  background: linear-gradient(135deg, var(--color-cta), var(--color-cta-hover));
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(245,158,11,0.35);
}

.btn--cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245,158,11,0.45);
}

.btn--outline-white {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.4);
}

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

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

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


.btn--sm {
  padding: 10px 22px;
  font-size: 0.875rem;
}

.btn--lg {
  padding: 18px 40px;
  font-size: 1rem;
}

.btn i {
  font-size: 1.1em;
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all var(--transition-base);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  background: rgba(255,255,255,0.98);
  border-bottom-color: var(--color-gray-200);
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 24px;
}

.header__logo img {
  height: 48px;
  width: auto;
}

.header__logo-text {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.header__logo-text span {
  color: var(--color-accent);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.header__nav a {
  padding: 8px 16px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-gray-700);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.header__nav a:hover,
.header__nav a.active {
  color: var(--color-accent);
}

.header__nav a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 1px;
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}

.nav-dropdown__trigger {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-dropdown__trigger i {
  font-size: 0.75rem;
  transition: transform var(--transition-fast);
}

.nav-dropdown:hover .nav-dropdown__trigger i {
  transform: rotate(180deg);
}

.nav-dropdown__menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 280px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-base);
  border: 1px solid var(--color-gray-100);
}

.nav-dropdown:hover .nav-dropdown__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown__menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
  color: var(--color-gray-600);
}

.nav-dropdown__menu a:hover {
  background: var(--color-gray-50);
  color: var(--color-accent);
}

.nav-dropdown__menu a i {
  width: 20px;
  text-align: center;
  color: var(--color-accent);
  font-size: 0.9rem;
}

.header__cta {
  margin-left: 12px;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2.5px;
  background: var(--color-gray-700);
  border-radius: 2px;
  transition: all var(--transition-base);
}

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

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

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

@media (max-width: 1024px) {
  .menu-toggle {
    display: flex;
  }

  .header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    padding: 100px 24px 32px;
    gap: 4px;
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-base);
    overflow-y: auto;
  }

  .header__nav.open {
    right: 0;
  }

  .header__nav a {
    padding: 12px 16px;
    font-size: 1rem;
  }

  .nav-dropdown__menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 0 0 0 16px;
    display: none;
  }

  .nav-dropdown.open .nav-dropdown__menu {
    display: block;
  }

  .header__cta {
    margin-left: 0;
    margin-top: 16px;
  }

  .header__cta .btn {
    width: 100%;
    text-align: center;
  }
}

/* Mobile overlay */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 999;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.nav-overlay.active {
  display: block;
  opacity: 1;
}

/* --- Top Bar --- */
.topbar {
  background: var(--color-primary-dark);
  padding: 8px 0;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.85);
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 24px;
}

.topbar__contact {
  display: flex;
  align-items: center;
  gap: 24px;
}

.topbar__contact a {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.85);
}

.topbar__contact a:hover {
  color: var(--color-accent-light);
}

.topbar__social {
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar__social a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.topbar__social a:hover {
  color: var(--color-accent-light);
}

@media (max-width: 768px) {
  .topbar { display: none; }
  :root { --header-height: 68px; }
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 80px;
  overflow: hidden;
  background: var(--color-bg);
}

.hero__bg-container {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero__bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.85) 0%, rgba(255, 255, 255, 0.65) 50%, rgba(255, 255, 255, 0.45) 100%);
}

.hero__shapes {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.hero__shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(14,165,233,0.06);
  filter: blur(60px);
}

.hero__shape--1 {
  width: 500px;
  height: 500px;
  top: -100px;
  right: -100px;
}

.hero__shape--2 {
  width: 400px;
  height: 400px;
  bottom: -50px;
  left: -100px;
  background: rgba(245,158,11,0.04);
}

.hero__shape--3 {
  width: 200px;
  height: 200px;
  top: 40%;
  right: 30%;
  background: rgba(14,165,233,0.03);
}

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

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  background: rgba(14, 165, 233, 0.08);
  backdrop-filter: blur(8px);
  color: var(--color-accent-dark);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 24px;
  border: 1px solid rgba(14, 165, 233, 0.15);
}

.hero__badge i {
  font-size: 0.75rem;
}

.hero h1 {
  color: var(--color-primary-dark);
  margin-bottom: 20px;
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: var(--color-gray-700);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 560px;
}

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

.hero__stats {
  display: flex;
  gap: 40px;
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--color-gray-200);
}

.hero__stat {
  text-align: left;
}

.hero__stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  line-height: 1;
  margin-bottom: 4px;
}

.hero__stat-number span {
  color: var(--color-accent-dark);
}

.hero__stat-label {
  font-size: 0.8125rem;
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + 48px);
    padding-bottom: 64px;
  }

  .hero__overlay {
    background: rgba(255, 255, 255, 0.82);
  }

  .hero__shapes {
    display: none;
  }

  .hero__stats {
    gap: 24px;
    flex-wrap: wrap;
  }

  .hero__stat-number {
    font-size: 1.5rem;
  }

  .hero__buttons {
    flex-direction: column;
  }

  .hero__buttons .btn {
    width: 100%;
  }
}

/* --- About/Intro Section --- */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-intro__content {
  padding-right: 24px;
}

.about-intro__content h2 {
  margin-bottom: 20px;
}

.about-intro__content p {
  font-size: 1.0625rem;
  margin-bottom: 16px;
}

.about-intro__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-intro__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-intro__image-placeholder {
  color: rgba(255,255,255,0.3);
  font-size: 4rem;
}

.about-values {
  display: flex;
  gap: 24px;
  margin-top: 32px;
}

.about-value {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.about-value__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(14,165,233,0.1);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}

.about-value__text h4 {
  font-size: 0.9375rem;
  margin-bottom: 2px;
}

.about-value__text p {
  font-size: 0.8125rem;
  margin-bottom: 0;
}

@media (max-width: 1024px) {
  .about-intro {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-intro__content {
    padding-right: 0;
  }

  .about-values {
    flex-direction: column;
  }
}

/* --- Cards --- */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  border: 1px solid var(--color-gray-100);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(14,165,233,0.2);
}

.card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(14,165,233,0.1), rgba(14,165,233,0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.375rem;
  color: var(--color-accent);
  transition: all var(--transition-base);
}

.card:hover .card__icon {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
  color: var(--color-white);
}

.card h3 {
  font-size: 1.125rem;
  margin-bottom: 10px;
  line-height: 1.4;
}

.card p {
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-bottom: 0;
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: gap var(--transition-fast);
}

.card__link:hover {
  gap: 10px;
}

/* Service card variant */
.card--service {
  text-align: center;
  padding: 40px 28px;
}

.card--service .card__icon {
  margin: 0 auto 20px;
}

/* Course card */
.card--course {
  display: flex;
  flex-direction: column;
}

.card--course .card__category {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: 8px;
}

/* Advantage card */
.card--advantage {
  padding: 36px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.card--advantage .card__icon {
  flex-shrink: 0;
  margin-bottom: 0;
}

.card--advantage .card__number {
  position: absolute;
  top: 16px;
  right: 20px;
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-gray-100);
  line-height: 1;
}

/* --- Stats Section --- */
.stats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px;
}

.stat {
  text-align: center;
  padding: 32px 16px;
}

.stat__number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3vw, 2.75rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 8px;
}

.stat__number .accent {
  color: var(--color-accent-light);
}

.stat__label {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.4;
}

.stat__divider {
  width: 40px;
  height: 2px;
  background: var(--color-accent);
  margin: 12px auto 0;
  border-radius: 1px;
  opacity: 0.5;
}

@media (max-width: 1024px) {
  .stats {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stat { padding: 24px 12px; }
}

/* --- CTA Banner --- */
.cta-banner {
  position: relative;
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
}

.cta-banner__content {
  position: relative;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.cta-banner h2 {
  color: var(--color-white);
  margin-bottom: 16px;
}

.cta-banner p {
  color: rgba(255,255,255,0.85);
  font-size: 1.0625rem;
  margin-bottom: 32px;
}

.cta-banner__buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* --- Testimonial / Trust --- */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 24px;
  align-items: center;
}

.trust-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-100);
  height: 80px;
  filter: grayscale(1);
  opacity: 0.6;
  transition: all var(--transition-base);
}

.trust-logo:hover {
  filter: grayscale(0);
  opacity: 1;
  box-shadow: var(--shadow-md);
}

/* --- Contact Section --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

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

.contact-item__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(14,165,233,0.1), rgba(14,165,233,0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 1.125rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-item p {
  font-size: 0.9375rem;
  margin-bottom: 0;
}

.contact-item a {
  color: var(--color-accent);
  font-weight: 500;
}

.contact-item a:hover {
  text-decoration: underline;
}

/* Contact Form */
.contact-form {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-gray-100);
}

.contact-form h3 {
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--color-gray-800);
  background: var(--color-white);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-gray-400);
}

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

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

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

@media (max-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* --- Footer --- */
.footer {
  background: var(--color-gray-900);
  color: rgba(255,255,255,0.7);
  padding: 72px 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__brand p {
  color: rgba(255,255,255,0.6);
  font-size: 0.9375rem;
  margin-bottom: 24px;
  line-height: 1.7;
}

.footer__brand-name {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 16px;
}

.footer__brand-name span {
  color: var(--color-accent);
}

.footer__social {
  display: flex;
  gap: 12px;
}

.footer__social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

.footer__heading {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer__links a {
  display: block;
  padding: 6px 0;
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.55);
  transition: all var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-accent-light);
  padding-left: 4px;
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.9375rem;
}

.footer__contact-item i {
  color: var(--color-accent);
  margin-top: 4px;
  width: 16px;
  text-align: center;
}

.footer__contact-item a:hover {
  color: var(--color-accent-light);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.4);
}

.footer__bottom-links {
  display: flex;
  gap: 24px;
}

.footer__bottom-links a:hover {
  color: rgba(255,255,255,0.7);
}

.footer__credit-link {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: underline;
  transition: color var(--transition-fast);
}

.footer__credit-link:hover {
  color: var(--color-accent-light);
}

@media (max-width: 1024px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

/* --- Page Header (internal pages) --- */
.page-header {
  padding: calc(var(--header-height) + 60px) 0 60px;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: var(--color-primary-dark);
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15, 35, 66, 0.9) 0%, rgba(26, 54, 93, 0.8) 100%);
  z-index: 1;
}

/* Specific background images for internal pages */
.page-header--nosotros {
  background-image: url('https://images.unsplash.com/photo-1522071820081-009f0129c71c?auto=format&fit=crop&w=1600&q=80');
}

.page-header--clientes {
  background-image: url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?auto=format&fit=crop&w=1600&q=80');
}

.page-header--ventajas {
  background-image: url('https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?auto=format&fit=crop&w=1600&q=80');
}

.page-header--blog {
  background-image: url('https://images.unsplash.com/photo-1499750310107-5fef28a66643?auto=format&fit=crop&w=1600&q=80');
}

.page-header--contacto {
  background-image: url('https://images.unsplash.com/photo-1423662055902-359430b05763?auto=format&fit=crop&w=1600&q=80');
}

.page-header--servicios {
  background-image: url('https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?auto=format&fit=crop&w=1600&q=80');
}

.page-header--galeria {
  background-image: url('https://images.unsplash.com/photo-1513364776144-60967b0f800f?auto=format&fit=crop&w=1600&q=80');
}

.page-header--legal {
  background-image: url('https://images.unsplash.com/photo-1450133064473-71024230f91b?auto=format&fit=crop&w=1600&q=80');
}

.page-header__content {
  position: relative;
  z-index: 2;
}

.page-header h1 {
  color: var(--color-white);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  margin-bottom: 12px;
}

.page-header p {
  color: rgba(255,255,255,0.75);
  font-size: 1.0625rem;
  max-width: 560px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: rgba(255,255,255,0.5);
}

.breadcrumb a:hover {
  color: var(--color-accent-light);
}

.breadcrumb i {
  font-size: 0.625rem;
}

/* --- Mission/Vision Blocks --- */
.mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.mv-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-gray-100);
  border-top: 4px solid var(--color-accent);
}

.mv-card h3 {
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.mv-card h3 i {
  color: var(--color-accent);
}

.mv-card p {
  font-size: 1rem;
  line-height: 1.7;
}

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

/* --- Gallery --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.gallery-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-gray-100);
  position: relative;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.3), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.gallery-item:hover::after {
  opacity: 1;
}

/* --- Blog --- */
.blog-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-gray-100);
  transition: all var(--transition-base);
}

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

.blog-card__image {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.3);
  font-size: 2rem;
  overflow: hidden;
}

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

.blog-card__body {
  padding: 24px;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8125rem;
  color: var(--color-gray-500);
  margin-bottom: 12px;
}

.blog-card__meta .tag {
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(14,165,233,0.1);
  color: var(--color-accent-dark);
  font-weight: 500;
}

.blog-card__body h3 {
  font-size: 1.0625rem;
  margin-bottom: 8px;
  line-height: 1.4;
}

.blog-card__body h3 a:hover {
  color: var(--color-accent);
}

/* --- WhatsApp Float --- */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 998;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25d366;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1.75rem;
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  transition: all var(--transition-base);
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37,211,102,0.5);
}

/* --- Animations --- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-up-delay-1 { transition-delay: 0.1s; }
.fade-up-delay-2 { transition-delay: 0.2s; }
.fade-up-delay-3 { transition-delay: 0.3s; }
.fade-up-delay-4 { transition-delay: 0.4s; }

.fade-in {
  opacity: 0;
  transition: opacity 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
}

.scale-in {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1);
}

/* --- Utilities --- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.mt-4 { margin-top: 32px; }
.mt-6 { margin-top: 48px; }
.mb-4 { margin-bottom: 32px; }
.mb-6 { margin-bottom: 48px; }

/* Privacy / Cookie Pages */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h2 {
  font-size: 1.375rem;
  margin: 36px 0 16px;
}

.legal-content h3 {
  font-size: 1.125rem;
  margin: 28px 0 12px;
}

.legal-content p {
  margin-bottom: 16px;
  line-height: 1.8;
}

.legal-content ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 16px;
}

.legal-content ul li {
  margin-bottom: 8px;
  line-height: 1.7;
}

/* --- Print --- */
@media print {
  .header, .topbar, .whatsapp-float, .footer {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 20px 0;
    background: none;
    color: #000;
  }

  .section {
    padding: 20px 0;
  }
}