/* ====================================
   REGALO CERTIFICADO - ALT DESIGN
   Material Design 3 & Custom Brand Colors
   ==================================== */

:root {
  /* Brand Colors - From Anniversary Image */
  --color-primary: #DC143C;      /* Crimson Red */
  --color-primary-dark: #B41030;
  --color-primary-light: #E94856;
  --color-accent: #FFD700;        /* Gold */
  --color-dark: #1a1a1a;          /* Black */
  --color-dark-secondary: #2d2d2d;
  --color-light: #ffffff;
  --color-gray-100: #f5f5f5;
  --color-gray-200: #eeeeee;
  --color-gray-300: #e0e0e0;
  --color-gray-400: #bdbdbd;
  --color-gray-500: #9e9e9e;
  --color-gray-600: #757575;
  --color-gray-700: #424242;

  /* Semantic Colors */
  --color-success: #4CAF50;
  --color-warning: #FF9800;
  --color-error: #F44336;
  --color-info: #2196F3;

  /* Typography */
  --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-heading: 'Segoe UI', 'Roboto', sans-serif;
  --font-size-h1: clamp(2rem, 5vw, 3.5rem);
  --font-size-h2: clamp(1.5rem, 4vw, 2.5rem);
  --font-size-h3: clamp(1.25rem, 3vw, 1.75rem);
  --font-size-body: 1rem;
  --font-size-small: 0.875rem;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-loose: 1.8;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  /* Shadows - Material Design 3 */
  --shadow-elevation-0: 0 0 0 0 rgba(0, 0, 0, 0);
  --shadow-elevation-1: 0 1px 3px 1px rgba(0, 0, 0, 0.15), 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-elevation-2: 0 2px 6px 2px rgba(0, 0, 0, 0.15), 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-elevation-3: 0 4px 8px 3px rgba(0, 0, 0, 0.15), 0 1px 3px 0 rgba(0, 0, 0, 0.3);
  --shadow-elevation-4: 0 6px 10px 4px rgba(0, 0, 0, 0.15), 0 2px 3px 0 rgba(0, 0, 0, 0.3);
  --shadow-elevation-5: 0 8px 12px 6px rgba(0, 0, 0, 0.15), 0 4px 4px 0 rgba(0, 0, 0, 0.3);

  /* Transitions */
  --transition-short: 150ms cubic-bezier(0.4, 0, 0.6, 1);
  --transition-standard: 250ms cubic-bezier(0.4, 0, 0.6, 1);
  --transition-long: 375ms cubic-bezier(0.4, 0, 0.6, 1);
  --transition-emphasized: 500ms cubic-bezier(0.05, 0.7, 0.1, 1);

  /* Border Radius */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;
}

/* ====================================
   BASE STYLES
   ==================================== */

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

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

body {
  font-family: var(--font-family);
  background-color: var(--color-light);
  color: var(--color-dark);
  line-height: var(--line-height-normal);
  overflow-x: hidden;
}

/* ====================================
   HEADER
   ==================================== */

.header {
  background: var(--color-dark);
  padding: var(--spacing-lg) 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-elevation-1);
  animation: slideDownIn 0.3s ease-out;
}

.header__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.header__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--color-light);
  font-size: var(--font-size-h3);
  font-weight: 700;
  transition: transform var(--transition-short);
}

.header__logo:hover {
  transform: scale(1.05);
}

.header__logo img {
  height: 65px;
  width: auto;
  margin-right: 0;
}

.header__title {
  display: none;
}

.header__toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-light);
  font-size: 24px;
  cursor: pointer;
  transition: transform var(--transition-short);
  z-index: 101;
}

.header__toggle.active {
  transform: rotate(90deg);
}

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

.header__link {
  color: var(--color-light);
  text-decoration: none;
  font-size: var(--font-size-small);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-xs);
  transition: all var(--transition-short);
  position: relative;
}

.header__link:hover {
  background: var(--color-primary);
  color: var(--color-light);
}

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

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

/* ====================================
   CONTAINER & LAYOUT
   ==================================== */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section {
  padding: var(--spacing-3xl) 0;
  animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.section:nth-child(odd) {
  background: #0a0d11
}

.section:nth-child(even) {
  background: var(--color-gray-100);
}

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

.hero {
  background: linear-gradient(135deg, #0a0d11 0%, #1a1a2e 50%, var(--color-primary) 100%);
  color: var(--color-light);
  padding: 0;
  position: relative;
  overflow: hidden;
  min-height: 350px;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(220, 20, 60, 0.15) 0%, transparent 100%);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

.hero__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  position: relative;
  z-index: 1;
  min-height: 300px;
  max-width: 1200px;
  margin: 0 auto;
  
  padding: 0 var(--spacing-lg);
}

.hero__letras {
  position: relative;
  animation: slideUpIn 0.5s ease-out;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__letras-img {
  width: 100%;
  max-width: 500px;
  height: auto;
  object-fit: contain;
}

.hero__chicos {
  position: relative;
  animation: slideUpIn 0.5s ease-out 0.2s backwards;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 350px;
  padding: 0;
}

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

@keyframes slideUpIn {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* ====================================
   BENEFITS SECTION
   ==================================== */

.section__header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
  animation: fadeIn 0.6s ease-out;
}

.gift-form-section .section__header {
  color: var(--color-light);
}

.section__title {
  font-size: var(--font-size-h2);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--color-dark);
  position: relative;
  display: inline-block;
}

.gift-form-section .section__title {
  color: var(--color-light);
}



.section__title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 4px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  animation: expandWidth 0.6s ease-out 0.2s backwards;
}

@keyframes expandWidth {
  from {
    width: 0;
  }
  to {
    width: 80%;
  }
}

.section__description {
  font-size: var(--font-size-body);
  color: var(--color-gray-600);
  margin-top: var(--spacing-md);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.gift-form-section .section__description {
  color: var(--color-light);
}

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.benefit-card {
  background: var(--color-light);
  padding: 0;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-elevation-1);
  transition: all var(--transition-standard);
  border: 2px solid transparent;
  animation: scaleUpIn 0.5s ease-out;
  animation-fill-mode: both;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.benefit-card::before {
  content: '';
  width: 100%;
  height: 180px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  flex-shrink: 0;
  transition: transform var(--transition-standard);
}

.benefit-card:nth-child(1) { animation-delay: 0.1s; }
.benefit-card:nth-child(1)::before {
  background-image: url('../img/imgregalo/inscripcion.webp');
  background-color: #DC143C;
}

.benefit-card:nth-child(2) { animation-delay: 0.2s; }
.benefit-card:nth-child(2)::before {
  background-image: url('../img/imgregalo/descuento.webp');
  background-color: #DC143C;
}

.benefit-card:nth-child(3) { animation-delay: 0.3s; }
.benefit-card:nth-child(3)::before {
  background-image: url('../img/imgregalo/colegiatura.webp');
  background-color: #DC143C;
}

.benefit-card:nth-child(4) { animation-delay: 0.4s; }
.benefit-card:nth-child(4)::before {
  background-image: url('../img/imgregalo/volcanic.webp');
  background-color: #DC143C;
}

@keyframes scaleUpIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.benefit-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-elevation-4);
  border-color: var(--color-primary);
}

.benefit-card:hover::before {
  transform: scale(1.05);
}

.benefit-card__content {
  padding: var(--spacing-xl);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.benefit-card__icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  color: var(--color-light);
  font-size: 32px;
  transition: transform var(--transition-short);
}

.benefit-card:hover .benefit-card__icon {
  transform: scale(1.1) rotate(5deg);
}

.benefit-card__title {
  font-size: var(--font-size-h3);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-dark);
}

.benefit-card__text {
  font-size: var(--font-size-small);
  color: var(--color-gray-600);
  line-height: var(--line-height-loose);
}

/* ====================================
   FORM SECTION
   ==================================== */

.gift-form-section {
  padding: var(--spacing-3xl) 0;
  background: #0a0d11;
  color: var(--color-light);
}

.gift-form-wrapper {
  max-width: 700px;
  margin: 0 auto;
  background: var(--color-light);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-elevation-2);
  animation: slideUpIn 0.6s ease-out;
}

.form-section {
  margin-bottom: var(--spacing-2xl);
}

.form-section:last-child {
  margin-bottom: 0;
}

.form-section__title {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: var(--font-size-h3);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--color-gray-200);
}

.form-section__title span {
  color: var(--color-primary);
  font-size: 24px;
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.form__label {
  display: block;
  font-size: var(--font-size-small);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--spacing-sm);
}

.required {
  color: var(--color-error);
  font-weight: 700;
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: var(--font-size-body);
  transition: all var(--transition-short);
  background: var(--color-light);
  color: var(--color-dark);
}

.form__input::placeholder,
.form__select::placeholder {
  color: var(--color-gray-500);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(220, 20, 60, 0.1);
  background: linear-gradient(to right, rgba(220, 20, 60, 0.02), transparent);
}

.form__input:valid {
  border-color: var(--color-success);
}

.form__input:invalid:not(:placeholder-shown) {
  border-color: var(--color-error);
}

.form__select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23DC143C' d='M10.293 3.293L6 7.586 1.707 3.293A1 1 0 00.293 4.707l5 5a1 1 0 001.414 0l5-5a1 1 0 10-1.414-1.414z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-md) center;
  padding-right: var(--spacing-2xl);
}

.form__error {
  display: block;
  color: var(--color-error);
  font-size: var(--font-size-small);
  margin-top: var(--spacing-sm);
  animation: shake 0.3s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

/* Checkbox */
.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.form__checkbox {
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.checkbox__input {
  appearance: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: all var(--transition-short);
  flex-shrink: 0;
  margin-top: 2px;
}

.checkbox__input:checked {
  background: var(--color-primary);
  box-shadow: inset 0 0 0 2px var(--color-light);
}

.checkbox__input:hover {
  box-shadow: 0 0 0 3px rgba(220, 20, 60, 0.1);
}

.checkbox__label {
  font-size: var(--font-size-body);
  color: var(--color-dark);
  line-height: var(--line-height-normal);
}

/* Campus Preview */
.campus-preview {
  background: var(--color-gray-100);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
  animation: slideLeftIn 0.3s ease-out;
  margin-top: var(--spacing-md);
}

@keyframes slideLeftIn {
  from {
    transform: translateX(-20px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.campus-preview__image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
}

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

.campus-preview__address,
.campus-preview__phone {
  font-size: var(--font-size-small);
  color: var(--color-gray-700);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* Terms Box */
.terms-box {
  background: linear-gradient(135deg, rgba(220, 20, 60, 0.05), rgba(255, 215, 0, 0.05));
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.terms-box__title {
  font-size: var(--font-size-body);
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--spacing-md);
}

.terms-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.terms-list li {
  font-size: var(--font-size-small);
  color: var(--color-gray-700);
  padding-left: var(--spacing-lg);
  position: relative;
  line-height: var(--line-height-loose);
}

.terms-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* Form Actions */
.form-actions {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding-top: var(--spacing-xl);
  border-top: 2px solid var(--color-gray-200);
}

.form-actions__note {
  font-size: var(--font-size-small);
  color: var(--color-gray-600);
  text-align: center;
}

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

.button {
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: var(--font-size-body);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-short);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width var(--transition-standard), height var(--transition-standard);
}

.button:active::before {
  width: 300px;
  height: 300px;
}

.button--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-light);
  box-shadow: var(--shadow-elevation-2);
  width: 100%;
}

.button--primary:hover {
  box-shadow: var(--shadow-elevation-4);
  transform: translateY(-2px);
}

.button--primary:active {
  transform: translateY(0);
}

.button--secondary {
  background: var(--color-gray-200);
  color: var(--color-dark);
  box-shadow: var(--shadow-elevation-1);
}

.button--secondary:hover {
  background: var(--color-gray-300);
  box-shadow: var(--shadow-elevation-2);
}

.button--accent {
  background: var(--color-accent);
  color: var(--color-dark);
  font-weight: 700;
}

.button--accent:hover {
  background: #FFC700;
  box-shadow: var(--shadow-elevation-2);
}

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

.button--outline:hover {
  background: rgba(220, 20, 60, 0.1);
}

.button--large {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-h3);
}

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

.button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* ====================================
   MODALS & DIALOGS
   ==================================== */

.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease-out;
}

.modal.active {
  display: flex;
}

.modal__content {
  background: var(--color-light);
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-elevation-5);
  animation: slideUpIn 0.4s ease-out;
  position: relative;
  text-align: center;
}

.modal__close {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  background: var(--color-gray-200);
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-short);
  font-size: 20px;
}

.modal__close:hover {
  background: var(--color-gray-300);
  transform: rotate(90deg);
}

.modal__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  animation: popIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes popIn {
  0% {
    transform: scale(0);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    transform: scale(1);
  }
}

.modal__icon--success {
  background: linear-gradient(135deg, var(--color-success), #45a049);
  color: var(--color-light);
}

.modal__icon--warning {
  background: linear-gradient(135deg, var(--color-warning), #e68900);
  color: var(--color-light);
}

.modal__title {
  font-size: var(--font-size-h2);
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--spacing-md);
}

.modal__message {
  font-size: var(--font-size-body);
  color: var(--color-gray-600);
  line-height: var(--line-height-loose);
  margin-bottom: var(--spacing-lg);
}

.modal__details {
  background: var(--color-gray-100);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  text-align: left;
}

.modal__detail-item {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  font-size: var(--font-size-small);
  border-bottom: 1px solid var(--color-gray-300);
}

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

.modal__detail-label {
  font-weight: 600;
  color: var(--color-dark);
}

.modal__detail-value {
  color: var(--color-primary);
  font-weight: 600;
}

.modal__folio {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--color-light);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  font-family: 'Courier New', monospace;
}

.modal__folio-label {
  font-size: var(--font-size-small);
  opacity: 0.9;
  margin-bottom: var(--spacing-sm);
}

.modal__folio-number {
  font-size: var(--font-size-h2);
  font-weight: 700;
  letter-spacing: 2px;
  animation: slideUpIn 0.5s ease-out;
}

.modal__actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.modal__action-primary {
  flex: 1;
  min-width: 150px;
}

.modal__action-secondary {
  flex: 1;
  min-width: 150px;
}

/* ====================================
   FAQ SECTION
   ==================================== */

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

.faq-section__container {
  max-width: 700px;
  margin: 0 auto;
}

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

.faq-accordion-item {
  background: var(--color-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-elevation-1);
  overflow: hidden;
  animation: scaleUpIn 0.5s ease-out;
  animation-fill-mode: both;
}

.faq-accordion-item:nth-child(1) { animation-delay: 0.1s; }
.faq-accordion-item:nth-child(2) { animation-delay: 0.15s; }
.faq-accordion-item:nth-child(3) { animation-delay: 0.2s; }
.faq-accordion-item:nth-child(4) { animation-delay: 0.25s; }
.faq-accordion-item:nth-child(5) { animation-delay: 0.3s; }
.faq-accordion-item:nth-child(6) { animation-delay: 0.35s; }

.faq-accordion-header {
  width: 100%;
  padding: var(--spacing-lg);
  background: var(--color-light);
  border: none;
  text-align: left;
  font-size: var(--font-size-body);
  font-weight: 600;
  color: var(--color-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
  transition: all var(--transition-short);
  position: relative;
}

.faq-accordion-header:hover {
  background: var(--color-gray-100);
  padding-left: calc(var(--spacing-lg) + 5px);
}

.faq-accordion-header::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 4px;
  background: var(--color-primary);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--transition-short);
}

.faq-accordion-item.active .faq-accordion-header::before {
  transform: scaleY(1);
}

.faq-accordion-header .material-icons {
  transition: transform var(--transition-short);
  color: var(--color-primary);
}

.faq-accordion-item.active .faq-accordion-header .material-icons {
  transform: rotate(180deg);
}

.faq-accordion-content {
  display: none;
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  color: var(--color-gray-600);
  font-size: var(--font-size-body);
  line-height: var(--line-height-loose);
  background: var(--color-gray-100);
  animation: slideDownIn 0.3s ease-out;
}

.faq-accordion-item.active .faq-accordion-content {
  display: block;
}

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

.footer {
  background: var(--color-dark);
  color: var(--color-light);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-3xl);
}

.footer__content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 var(--spacing-lg);
}

.footer__section {
  animation: fadeIn 0.6s ease-out;
  animation-fill-mode: both;
}

.footer__section:nth-child(1) { animation-delay: 0.1s; }
.footer__section:nth-child(2) { animation-delay: 0.2s; }
.footer__section:nth-child(3) { animation-delay: 0.3s; }

.footer__title {
  font-size: var(--font-size-h3);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.footer__description {
  font-size: var(--font-size-small);
  line-height: var(--line-height-loose);
  opacity: 0.9;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.footer__logo img {
  height: 40px;
  width: auto;
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer__link {
  color: var(--color-light);
  text-decoration: none;
  font-size: var(--font-size-small);
  transition: all var(--transition-short);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.footer__link:hover {
  color: var(--color-accent);
  transform: translateX(4px);
}

.footer__contact {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer__contact {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  font-size: var(--font-size-small);
  line-height: var(--line-height-loose);
}

.footer__contact-item .material-icons {
  font-size: 20px;
  margin-top: 2px;
  color: var(--color-primary);
  flex-shrink: 0;
}

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

.footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-light);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all var(--transition-short);
  font-size: 20px;
}

.footer__social-link:hover {
  background: var(--color-primary-light);
  transform: translateY(-4px);
}

.footer__social-link .material-icons {
  font-size: 20px;
}

.footer__bottom {
  border-top: 1px solid var(--color-gray-700);
  padding-top: var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  max-width: 1200px;
  margin: 0 auto;
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
  font-size: var(--font-size-small);
}

.footer__copyright {
  opacity: 0.8;
}

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

.footer__bottom-link {
  color: var(--color-light);
  text-decoration: none;
  transition: color var(--transition-short);
}

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

/* ====================================
   RESPONSIVE DESIGN
   ==================================== */

@media (max-width: 768px) {
  :root {
    --font-size-h1: 2rem;
    --font-size-h2: 1.5rem;
    --spacing-3xl: 2rem;
    --spacing-2xl: 1.5rem;
  }

  .header__container {
    flex-direction: row;
    justify-content: space-between;
  }

  .header__toggle {
    display: block;
  }

  .header__nav {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--color-dark-secondary);
    flex-direction: column;
    gap: 0;
    display: none;
    padding: var(--spacing-lg) 0;
    box-shadow: var(--shadow-elevation-2);
    z-index: 100;
    max-height: calc(100vh - 60px);
    overflow-y: auto;
  }

  .header__nav.active {
    display: flex;
  }

  .header__link {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 0;
    border-bottom: 1px solid var(--color-gray-700);
  }

  .header__link::after {
    display: none;
  }

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

  .hero::before {
    width: 300px;
    height: 300px;
  }

  .hero__letras {
    order: 1;
  }

  .hero__chicos {
    order: 2;
    min-height: 300px;
  }

  .gift-form-wrapper {
    padding: var(--spacing-xl);
  }

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

  .footer__content {
    gap: var(--spacing-xl);
  }

  .footer__bottom {
    justify-content: center;
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --spacing-lg: 1rem;
    --spacing-xl: 1.5rem;
    --spacing-2xl: 1.5rem;
    --spacing-3xl: 1.5rem;
    --font-size-h1: 1.5rem;
    --font-size-h2: 1.25rem;
    --font-size-h3: 1rem;
  }

  .container {
    padding: 0 var(--spacing-md);
  }

  .header__container {
    padding: 0 var(--spacing-md);
  }

  .header__nav {
    gap: var(--spacing-md);
  }

  .hero {
    min-height: auto;
    padding: var(--spacing-xl) 0;
  }

  .hero__container {
    min-height: auto;
    gap: var(--spacing-lg);
  }

  .hero__letras {
    order: 1;
  }

  .hero__letras-img {
    max-width: 100%;
  }

  .hero__chicos {
    order: 2;
    min-height: 220px;
    padding: 0;
  }

  .gift-form-wrapper {
    padding: var(--spacing-lg);
  }

  .section__title::after {
    width: 100%;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .modal__content {
    width: 95%;
    padding: var(--spacing-lg);
  }

  .modal__detail-item {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .modal__actions {
    flex-direction: column;
  }

  .modal__action-primary,
  .modal__action-secondary {
    width: 100%;
  }

  .footer__bottom {
    flex-direction: column;
  }

  .footer__bottom-links {
    justify-content: center;
  }
}

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

.hidden {
  display: none !important;
}

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

.no-scroll {
  overflow: hidden;
}

/* Loading Animation */
.loader {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(220, 20, 60, 0.3);
  border-radius: 50%;
  border-top-color: var(--color-primary);
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Pulse Animation */
.pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* Smooth Scroll */
html {
  scroll-behavior: smooth;
}