@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;500;600;700&display=swap');

:root {
  --color-primary: #0d6efd;
  --color-primary-dark: #0b5ed7;
  --color-dark: #122936;
  --color-white: #ffffff;
  --color-gray: #f5f5f5;
  --color-text: #333333;
  
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;

  --border-radius: 8px;
  --transition: all 0.3s ease;
}

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

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

body {
  font-family: 'Open Sans', sans-serif;
  line-height: 1.6;
  color: var(--color-text);
}

/* Button Component */
.button {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition);
  text-decoration: none;
  cursor: pointer;
  border: none;
}

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

.button--primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-white);
  padding: 0 var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
}

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

.nav__logo {
  height: 70px;
  width: auto;
}

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

.nav__link {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
}

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

.nav__mobile-toggle {
  display: none;
}

/* Hero Section */
.hero {
  height: 100vh;
  background: linear-gradient(
    to right,
    rgba(18, 41, 54, 0.9),
    rgba(18, 41, 54, 0.7)
  ), url('img/wallpaper2.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-lg);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, var(--color-primary) 0%, transparent 100%);
  opacity: 0.1;
  animation: gradientMove 8s ease-in-out infinite;
}

@keyframes gradientMove {
  0% {
    transform: translateX(-50%) translateY(-50%) rotate(0deg);
  }
  50% {
    transform: translateX(0%) translateY(0%) rotate(180deg);
  }
  100% {
    transform: translateX(-50%) translateY(-50%) rotate(360deg);
  }
}

.hero__content {
  max-width: 800px;
  position: relative;
  z-index: 1;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 1s ease-out forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__title {
  color: var(--color-white);
  font-size: 4rem;
  margin-bottom: var(--spacing-lg);
  line-height: 1.2;
  font-weight: 300;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  position: relative;
}

.hero__title::after {
  content: '';
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 2px;
}

.hero .button {
  font-size: 1.2rem;
  padding: var(--spacing-md) var(--spacing-xl);
  transform: translateY(20px);
  animation: fadeInUp 1s ease-out 0.3s forwards;
  opacity: 0;
  position: relative;
  overflow: hidden;
}

.hero .button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: 0.5s;
}

.hero .button:hover::before {
  left: 100%;
}

@media (max-width: 768px) {
  .hero__title {
    font-size: clamp(2rem, 5vw, 3rem);
  }

  .hero .button {
    font-size: 1rem;
    padding: var(--spacing-sm) var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 2rem;
  }
}

/* Plans Section */
.plans {
  padding: var(--spacing-xl) var(--spacing-lg);
  background-color: var(--color-gray);
}

/* FAQ Section */
.faq {
  padding: var(--spacing-xl) var(--spacing-lg);
  background-color: var(--color-white);
}

.faq .section__title {
  margin-bottom: var(--spacing-xl);
}

.faq__list {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 820px;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.faq__item { width: 100%; }

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: 1rem 1.25rem;
  border-radius: 12px;
  background: #f3f7ff; /* light bluish */
  border: 1px solid #e3ecfb;
  color: var(--color-dark);
  font-size: 1.05rem;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
}

.faq__question:hover { border-color: #d6e4fb; }
.faq__question:focus { outline: 2px solid #2f3b45; outline-offset: 0; }

.faq__icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #2f6fdd;
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  flex: 0 0 26px;
}

.faq__text { color: #2c3e50; }

.faq__answer {
  padding: 0.75rem 1.25rem 1rem 3.25rem; /* align text with question after icon */
  color: #4a4a4a;
}

.faq__item.is-active .faq__question {
  border-color: #cbdaf8;
}

@media (max-width: 768px) {
  .faq__list { max-width: 100%; }
  .faq__question { font-size: 1rem; padding: 0.9rem 1rem; }
  .faq__answer { padding: 0.6rem 1rem 0.9rem 3rem; }
}

/* Generic Section Title */
.section__title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: var(--spacing-xl);
  color: var(--color-dark);
}

.plans__note {
  max-width: 900px;
  margin: -0.5rem auto var(--spacing-xl);
  padding: 0 var(--spacing-lg);
  text-align: center;
  color: #4a4a4a;
  font-size: 1rem;
  line-height: 1.6;
}

.plans__note-icon {
  color: var(--color-primary);
  margin-right: 0.5rem;
  font-size: 1.05em;
  vertical-align: -0.1em;
}

@media (max-width: 768px) {
  .plans__note {
    font-size: 0.95rem;
    margin: -0.25rem auto var(--spacing-lg);
    padding: 0 var(--spacing-md);
  }
}

.plans__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1000px;
  margin: 0 auto;
}

.plan-card {
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  position: relative;
  perspective: 1000px;
}

/* Add styles for the most chosen plan */
.plan-card--popular {
  position: relative;
  transform: translateY(-10px);
  box-shadow: 0 8px 20px rgba(13, 110, 253, 0.15);
  border: 2px solid rgba(13, 110, 253, 0.1);
  overflow: hidden;
}

.plan-card--popular::after {
  content: "El más elegido";
  position: absolute;
  top: 2rem;
  right: -5rem;
  background: var(--color-primary);
  color: white;
  padding: 0.5rem 0;
  font-size: 0.85rem;
  font-weight: 600;
  transform: rotate(45deg);
  transform-origin: center;
  z-index: 2;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  letter-spacing: 1px;
  width: 15rem;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
}

.plan-card--popular .plan-card__price {
  color: var(--color-primary);
}

.plan-card--popular .plan-card__image {
  position: relative;
  overflow: hidden;
}

.plan-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.plan-card__image {
  width: 100%;
  height: 250px;
  position: relative;
  background-color: var(--color-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
  overflow: hidden;
  transform-style: preserve-3d;
}

.plan-card__image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
  opacity: 1;
  transition: opacity 0.3s ease;
}

.plan-card__image.loaded::before {
  opacity: 0;
}

.plan-card__img {
  width: auto;
  height: auto;
  max-width: 80%;
  max-height: 80%;
  object-fit: contain;
  opacity: 0;
  transition: all 0.5s ease;
  transform: translateY(10px);
}

.plan-card__img.loaded {
  opacity: 1;
  transform: translateY(0);
}

.plan-card:hover .plan-card__img {
  transform: rotateY(360deg);
}

.plan-card__image::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: 0.8s;
  pointer-events: none;
}

.plan-card:hover .plan-card__image::after {
  left: 100%;
}

.plan-card__content {
  padding: var(--spacing-lg);
  text-align: center;
  background-color: var(--color-white);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.plan-card__price {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
  font-weight: 700;
}

.plan-card__details {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.plan-card__name {
  font-size: 1.25rem;
  color: var(--color-dark);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.plan-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.plan-card__feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text);
  font-size: 0.95rem;
}

.plan-card__feature i {
  color: var(--color-primary);
  font-size: 1rem;
}

.plan-card__button {
  width: 100%;
  margin-top: auto;
}

/* Adjust responsive styles */
@media (max-width: 768px) {
  .plan-card__price {
    font-size: 2rem;
  }

  .plan-card__name {
    font-size: 1.1rem;
  }

  .plan-card__feature {
    font-size: 0.9rem;
  }
}

/* Message Section */
.message {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary) 100%);
  padding: var(--spacing-xl) 0;
  overflow: hidden;
}

.message__container {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
  z-index: 2;
}

.message__content {
  text-align: center;
  color: var(--color-white);
  position: relative;
  z-index: 2;
}

.message__icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  color: rgba(255, 255, 255, 0.9);
  animation: pulse 2s infinite;
}

.message__title {
  font-size: 3rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  background: linear-gradient(to right, #ffffff, #f0f0f0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.message__subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

.message__wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50px;
  background: var(--color-white);
  clip-path: polygon(
    100% 0%,
    0% 0%,
    0% 65%,
    1% 64.95%,
    2% 64.8%,
    3% 64.6%,
    4% 64.3%,
    5% 63.9%,
    6% 63.45%,
    7% 62.9%,
    8% 62.25%,
    9% 61.55%,
    10% 60.8%,
    11% 59.95%,
    12% 59.05%,
    13% 58.1%,
    14% 57.1%,
    15% 56.05%,
    16% 55%,
    17% 53.9%,
    18% 52.8%,
    19% 51.65%,
    20% 50.5%,
    21% 49.35%,
    22% 48.2%,
    23% 47.05%,
    24% 45.9%,
    25% 44.8%,
    26% 43.75%,
    27% 42.75%,
    28% 41.8%,
    29% 40.9%,
    30% 40.05%,
    31% 39.3%,
    32% 38.65%,
    33% 38.05%,
    34% 37.55%,
    35% 37.15%,
    36% 36.85%,
    37% 36.6%,
    38% 36.45%,
    39% 36.4%,
    40% 36.45%,
    41% 36.6%,
    42% 36.85%,
    43% 37.15%,
    44% 37.55%,
    45% 38.05%,
    46% 38.65%,
    47% 39.3%,
    48% 40.05%,
    49% 40.9%,
    50% 41.8%,
    51% 42.75%,
    52% 43.75%,
    53% 44.8%,
    54% 45.9%,
    55% 47.05%,
    56% 48.2%,
    57% 49.35%,
    58% 50.5%,
    59% 51.65%,
    60% 52.8%,
    61% 53.9%,
    62% 55%,
    63% 56.05%,
    64% 57.1%,
    65% 58.1%,
    66% 59.05%,
    67% 59.95%,
    68% 60.8%,
    69% 61.55%,
    70% 62.25%,
    71% 62.9%,
    72% 63.45%,
    73% 63.9%,
    74% 64.3%,
    75% 64.6%,
    76% 64.8%,
    77% 64.95%,
    78% 65%,
    79% 64.95%,
    80% 64.8%,
    81% 64.6%,
    82% 64.3%,
    83% 63.9%,
    84% 63.45%,
    85% 62.9%,
    86% 62.25%,
    87% 61.55%,
    88% 60.8%,
    89% 59.95%,
    90% 59.05%,
    91% 58.1%,
    92% 57.1%,
    93% 56.05%,
    94% 55%,
    95% 53.9%,
    96% 52.8%,
    97% 51.65%,
    98% 50.5%,
    99% 49.35%,
    100% 48.2%
  );
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.1);
    opacity: 0.8;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.message::before,
.message::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  z-index: 1;
}

.message::before {
  top: -100px;
  left: -100px;
  animation: float 6s ease-in-out infinite;
}

.message::after {
  bottom: -100px;
  right: -100px;
  animation: float 8s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(30px, -30px);
  }
}

@media (max-width: 768px) {
  .message__title {
    font-size: 2rem;
  }
  
  .message__subtitle {
    font-size: 1.1rem;
  }
  
  .message__icon {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .message__title {
    font-size: 1.75rem;
  }
  
  .message__subtitle {
    font-size: 1rem;
  }
}

/* Contact Section */
.contact {
  padding: var(--spacing-xl) var(--spacing-lg);
  background-color: var(--color-gray);
}

.contact__container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-xl);
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.contact__info {
  padding: var(--spacing-xl);
  background-color: var(--color-dark);
  color: var(--color-white);
}

.contact__info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.contact__info-item:last-child {
  margin-bottom: 0;
}

.contact__info-item i {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-top: 0.2rem;
}

.contact__info-item h3 {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xs);
  color: var(--color-primary);
}

.contact__info-item p {
  color: var(--color-gray);
  font-size: 0.95rem;
  line-height: 1.5;
}

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

.contact__social-links {
  display: flex;
  gap: var(--spacing-md);
}

.contact__social-link {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0 0.25rem;
}

.contact__social-link:hover {
  text-decoration: underline;
}

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

.contact__form-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
}

.contact__form-field {
  position: relative;
}

.contact__form-field input,
.contact__form-field textarea {
  width: 100%;
  padding: var(--spacing-sm) 0;
  font-size: 1rem;
  border: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  background: none;
  outline: none;
  color: var(--color-text);
  transition: border-color 0.3s ease;
}

.contact__form-field textarea {
  min-height: 120px;
  resize: vertical;
}

.contact__form-field label {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1rem;
  color: rgba(0, 0, 0, 0.5);
  pointer-events: none;
  transition: all 0.3s ease;
}

.contact__form-field textarea + label {
  top: var(--spacing-sm);
  transform: none;
}

.contact__form-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.contact__form-field input:focus + label,
.contact__form-field textarea:focus + label,
.contact__form-field input:not(:placeholder-shown) + label,
.contact__form-field textarea:not(:placeholder-shown) + label {
  top: -10px;
  font-size: 0.85rem;
  color: var(--color-primary);
}

.contact__form-field input:focus ~ .contact__form-line,
.contact__form-field textarea:focus ~ .contact__form-line {
  transform: scaleX(1);
}

.contact__submit {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background-color: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  overflow: hidden;
  position: relative;
}

.contact__submit:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
}

.contact__submit i {
  transition: transform 0.3s ease;
}

.contact__submit:hover i {
  transform: translateX(4px);
}

@media (max-width: 992px) {
  .contact__container {
    grid-template-columns: 1fr;
  }
  
  .contact__info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .contact__info-item {
    margin-bottom: 0;
  }
}

@media (max-width: 768px) {
  .contact__form-group {
    gap: var(--spacing-md);
  }
  
  .contact__info {
    grid-template-columns: 1fr;
  }
  
  .contact__submit {
    width: 100%;
    justify-content: center;
  }
}

/* Footer */
.footer {
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: var(--spacing-xl) var(--spacing-lg);
}

.footer__content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

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

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

.footer__item i {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-top: 4px;
}

.footer__text h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-primary);
}

.footer__text p {
  color: var(--color-gray);
  font-size: 0.95rem;
  line-height: 1.5;
}

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

.footer__copyright p {
  color: var(--color-gray);
  font-size: 0.9rem;
}

.footer__afip {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: var(--spacing-lg);
}

.footer__legal {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  text-transform: uppercase;
}

.footer__legal-text {
  color: var(--color-gray);
  font-size: 0.9rem;
  font-weight: 300;
}

.footer__legal-item {
  color: var(--color-gray);
  font-size: 0.85rem;
  line-height: 1.6;
}

.footer__legal-label {
  font-weight: 600;
  color: var(--color-primary);
}

.footer__legal-link {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition);
}

.footer__legal-link:hover {
  text-decoration: underline;
  color: var(--color-white);
}

/* Update responsive styles */
@media (max-width: 768px) {
  .footer {
    padding: var(--spacing-lg) var(--spacing-md);
  }

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

  .footer__item {
    justify-content: center;
  }

  .footer__text {
    text-align: left;
  }

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

@media (max-width: 480px) {
  .footer__item {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .footer__text {
    text-align: center;
  }

  .footer__legal-item {
    display: block;
    font-size: 0.8rem;
  }

  .footer__legal-label {
    display: inline;
  }
}

/* Mobile Navigation */
.nav__mobile {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(18, 41, 54, 0.97);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease;
  display: flex;
  justify-content: center;
  align-items: center;
}

.nav__mobile.active {
  opacity: 1;
  visibility: visible;
}

.nav__mobile-menu {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: center;
}

.nav__mobile-item {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
  margin-bottom: var(--spacing-xl);
}

.nav__mobile.active .nav__mobile-item {
  opacity: 1;
  transform: translateY(0);
}

.nav__mobile.active .nav__mobile-item:nth-child(1) { transition-delay: 0.1s; }
.nav__mobile.active .nav__mobile-item:nth-child(2) { transition-delay: 0.15s; }
.nav__mobile.active .nav__mobile-item:nth-child(3) { transition-delay: 0.2s; }
.nav__mobile.active .nav__mobile-item:nth-child(4) { transition-delay: 0.25s; }
.nav__mobile.active .nav__mobile-item:nth-child(5) { transition-delay: 0.3s; }

.nav__mobile-link {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 1.8rem;
  font-weight: 300;
  letter-spacing: 3px;
  transition: all 0.3s ease;
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
}

.nav__mobile-text {
  position: relative;
  display: inline-block;
  transition: transform 0.3s ease;
}

.nav__mobile-link:hover {
  color: var(--color-white);
}

.nav__mobile-link:hover .nav__mobile-text {
  transform: translateX(10px);
}

.nav__mobile-link--active {
  color: var(--color-primary);
}

/* Mobile Toggle Button */
.nav__mobile-toggle {
  width: 30px;
  height: 24px;
  position: relative;
  cursor: pointer;
  z-index: 1000;
  display: none;
  background: none;
  border: none;
  padding: 0;
}

.nav__mobile-toggle-bar {
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  position: absolute;
  left: 0;
  transition: all 0.3s ease;
}

.nav__mobile-toggle-bar:nth-child(1) { top: 0; }
.nav__mobile-toggle-bar:nth-child(2) { top: 50%; transform: translateY(-50%); }
.nav__mobile-toggle-bar:nth-child(3) { bottom: 0; }

.nav__mobile-toggle.active .nav__mobile-toggle-bar {
  background-color: var(--color-white);
}

.nav__mobile-toggle.active .nav__mobile-toggle-bar:nth-child(1) {
  transform: translateY(11px) rotate(45deg);
}

.nav__mobile-toggle.active .nav__mobile-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav__mobile-toggle.active .nav__mobile-toggle-bar:nth-child(3) {
  transform: translateY(-11px) rotate(-45deg);
}

@media (max-width: 768px) {
  .nav__menu {
    display: none;
  }

  .nav__mobile-toggle {
    display: block;
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }

  .nav__menu {
    display: none;
  }

  .nav__mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
  }

  .nav__mobile-toggle-bar {
    width: 30px;
    height: 2px;
    background-color: var(--color-text);
    transition: var(--transition);
  }

  .hero__title {
    font-size: 2.5rem;
  }

  .section__title {
    font-size: 2rem;
  }

  .plans__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .message__text {
    font-size: 1.5rem;
  }

  .contact__form {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 2rem;
  }

  .section__title {
    font-size: 1.75rem;
  }

  .message__text {
    font-size: 1.25rem;
  }
}

/* Add 3D spin animation on hover */
@media (prefers-reduced-motion: reduce) {
  .plan-card__img {
    transition: transform 0.3s ease;
  }

  .plan-card:hover .plan-card__img {
    transform: scale(1.05);
  }

  .plan-card__image::after {
    display: none;
  }
}

/* About Section */
.about {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-white);
  overflow: hidden;
}

.about__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.about__content {
  padding-right: var(--spacing-xl);
}

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

.about__description {
  color: var(--color-text);
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-lg);
}

.about__features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.about__feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: rgba(13, 110, 253, 0.03);
  border-radius: var(--border-radius);
  transition: transform 0.3s ease, background 0.3s ease;
}

.about__feature:hover {
  transform: translateY(-2px);
  background: rgba(13, 110, 253, 0.05);
}

.about__feature i {
  color: var(--color-primary);
  font-size: 1.25rem;
  min-width: 24px;
  text-align: center;
}

.about__feature span {
  color: var(--color-text);
  font-size: 0.95rem;
  line-height: 1.4;
}

.about__image {
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transform: perspective(1000px) rotateY(-5deg);
  transition: transform 0.6s ease;
}

.about__image:hover {
  transform: perspective(1000px) rotateY(0deg);
}

.about__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.about__image:hover .about__img {
  transform: scale(1.05);
}

.about__image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    45deg,
    rgba(13, 110, 253, 0.2),
    transparent
  );
  pointer-events: none;
}

/* Responsive styles for About section */
@media (max-width: 992px) {
  .about__container {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .about__content {
    padding-right: 0;
    text-align: center;
  }

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

  .about__features {
    justify-content: center;
  }

  .about__image {
    max-width: 600px;
    margin: 0 auto;
    transform: perspective(1000px) rotateY(0deg);
  }
}

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

  .about__feature {
    justify-content: center;
  }

  .about__description {
    font-size: 1rem;
  }
}

.contact__map {
  margin-top: 4rem;
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.contact__map iframe {
  display: block;
  margin: 0 auto;
}

/* Add loading skeleton */
.plan-card__image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

@media (max-width: 768px) {
  .hero__title {
    font-size: clamp(2rem, 5vw, 3rem);
  }
  
  .contact__form-group {
    gap: var(--spacing-md);
  }
  
  .nav__mobile {
    height: -webkit-fill-available; /* Fix for iOS */
  }
}

/* Accessibility helper */
.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;
}

/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
  z-index: 1100; /* Above .nav (1000) */
}

.whatsapp-float i {
  font-size: 28px;
  line-height: 1;
}

.whatsapp-float:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.22);
  background-color: #20bd5a;
}

.whatsapp-float:active {
  transform: translateY(0);
}

@media (max-width: 480px) {
  .whatsapp-float {
    right: 16px;
    bottom: 16px;
    width: 52px;
    height: 52px;
  }

  .whatsapp-float i {
    font-size: 26px;
  }
}