/* ==========================================================================
   MelVisions - Estilos UI Refinados
   Fotografía Comercial Personalizada (Paleta Cálida & Original)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Raleway:wght@300;400;500;600;700;800&display=swap');

/* ==========================================================================
   1. Variables CSS y Tokens de Diseño
   ========================================================================== */
:root {
  /* Paleta de Colores Original */
  --color-primary: #f2debb;
  --color-primary-light: #faefe0;
  --color-primary-dark: #dfc498;
  --color-accent: #e8c547;
  --color-accent-dark: #d4a928;
  
  --color-secondary: #e2e4e8;
  --color-bg-light: #fcfbfa;
  --color-white: #ffffff;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-dark: #202226;

  /* Tipografía */
  --font-main: 'Raleway', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --font-size-xs: 0.85rem;
  --font-size-sm: 0.95rem;
  --font-size-base: 1.05rem;
  --font-size-lg: 1.35rem;
  --font-size-xl: 1.85rem;
  --font-size-xxl: 2.35rem;

  /* Espaciados */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.85rem;
  --spacing-md: 1.25rem;
  --spacing-lg: 1.75rem;
  --spacing-xl: 2.5rem;
  --spacing-2xl: 3.75rem;

  /* Bordes y Sombras */
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --radius-full: 9999px;

  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --box-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --box-shadow: 0 8px 24px rgba(0, 0, 0, 0.07);
  --box-shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.12);
}

/* ==========================================================================
   2. Reset y Reglas Base
   ========================================================================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-main);
  color: var(--color-text);
  line-height: 1.7;
  background-color: var(--color-bg-light);
  overflow-x: hidden;
  padding-top: 80px;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

hr {
  border: none;
  border-top: 1px solid var(--color-secondary);
  margin: var(--spacing-xl) 0;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  width: 100%;
}

/* ==========================================================================
   3. Header y Navegación
   ========================================================================== */
.header {
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--box-shadow-sm);
  border-bottom: 1px solid rgba(242, 222, 187, 0.4);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition);
}

.header__navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.header__logo-wrapper {
  flex-shrink: 0;
}

.header__logo {
  font-size: var(--font-size-xl);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.header__logo-link {
  color: var(--color-dark);
  display: inline-block;
  transition: var(--transition);
}

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

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

.header__menu-item {
  position: relative;
}

.header__menu-link {
  display: block;
  padding: 0.5rem 1rem;
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text);
  border-radius: var(--radius-full);
  transition: var(--transition);
}

.header__menu-link:hover,
.header__menu-link--active {
  color: var(--color-dark);
  background-color: var(--color-primary-light);
  box-shadow: 0 2px 8px rgba(242, 222, 187, 0.5);
}

/* Toggle del menú móvil */
.header__menu-checkbox {
  display: none;
}

.header__menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 40px;
  height: 40px;
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 8px;
  transition: var(--transition);
}

.header__menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-dark);
  border-radius: 2px;
  transition: var(--transition);
}

.header__menu-checkbox:checked ~ .header__menu-toggle span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

.header__menu-checkbox:checked ~ .header__menu-toggle span:nth-child(2) {
  opacity: 0;
}

.header__menu-checkbox:checked ~ .header__menu-toggle span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ==========================================================================
   4. Hero Section
   ========================================================================== */
.hero {
  background-color: #eee9e0;
  padding: var(--spacing-2xl) var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero--home {
  background-image: 
    linear-gradient(rgba(42, 42, 42, 0.45), rgba(42, 42, 42, 0.45)), 
    url("../Img/IMG_20230616_083355.jpg");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  min-height: 48vh;
}

.hero__content {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  text-align: center;
  max-width: 750px;
  width: 100%;
  box-shadow: var(--box-shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.8);
  animation: heroFadeIn 0.8s ease-out;
}

.hero__title {
  font-size: var(--font-size-xxl);
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
  color: var(--color-dark);
  letter-spacing: 1px;
}

.hero__subtitle {
  font-size: var(--font-size-sm);
  margin-bottom: 0.85rem;
  color: #b8860b;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.hero__description {
  font-size: var(--font-size-base);
  line-height: 1.8;
  color: var(--color-text);
  margin: 0;
}

/* ==========================================================================
   5. Portfolio en index.html
   ========================================================================== */
.portfolio {
  padding: var(--spacing-2xl) 0;
}

.portfolio__container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.portfolio__category {
  width: 100%;
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  width: 100%;
}

.portfolio__item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  aspect-ratio: 1 / 1;
  background-color: var(--color-white);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.portfolio__item:hover {
  transform: translateY(-6px);
  box-shadow: var(--box-shadow-lg);
}

.portfolio__link {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
}

.portfolio__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.portfolio__link:hover .portfolio__image {
  transform: scale(1.08);
}

.portfolio__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg, 
    rgba(242, 222, 187, 0.92), 
    rgba(232, 197, 71, 0.92)
  );
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-md);
  font-weight: 800;
  text-transform: uppercase;
  opacity: 0;
  transition: var(--transition);
  color: var(--color-dark);
  font-size: var(--font-size-base);
  letter-spacing: 1.5px;
}

.portfolio__link:hover .portfolio__overlay {
  opacity: 1;
}

/* ==========================================================================
   6. Galería en Páginas de Categoría
   ========================================================================== */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: var(--spacing-lg);
  padding: var(--spacing-lg) 0;
}

.gallery__image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.gallery__image:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: var(--box-shadow-lg);
}

/* Botones de navegación entre categorías */
.nav-buttons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin: var(--spacing-xl) 0 var(--spacing-md);
  padding-top: var(--spacing-lg);
}

.nav-buttons__divider {
  flex: 1 1 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-secondary), transparent);
  margin-bottom: var(--spacing-md);
}

.nav-buttons__button {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: var(--color-dark);
  padding: 0.85rem 2rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(232, 197, 71, 0.35);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.nav-buttons__button:hover {
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(232, 197, 71, 0.5);
}

/* ==========================================================================
   7. Formulario y Canales de Contacto
   ========================================================================== */
.contact-form {
  max-width: 600px;
  margin: var(--spacing-xl) auto;
  padding: var(--spacing-2xl) var(--spacing-xl);
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--box-shadow-lg);
  border: 1px solid rgba(242, 222, 187, 0.6);
}

.contact-form__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-lg);
  text-align: center;
  color: var(--color-dark);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 800;
}

.contact-form__group {
  margin-bottom: var(--spacing-md);
}

.contact-form__label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 700;
  color: var(--color-dark);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.contact-form__input,
.contact-form__textarea {
  width: 100%;
  padding: 0.95rem 1.15rem;
  border: 1.5px solid var(--color-secondary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-family: var(--font-main);
  transition: var(--transition);
  background-color: #faf9f7;
  color: var(--color-text);
}

.contact-form__input::placeholder,
.contact-form__textarea::placeholder {
  color: #999999;
}

.contact-form__input:focus,
.contact-form__textarea:focus {
  outline: none;
  border-color: #d4a928;
  background-color: var(--color-white);
  box-shadow: 0 0 0 4px rgba(232, 197, 71, 0.2);
}

.contact-form__textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-form__submit {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: var(--color-dark);
  border: none;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 14px rgba(232, 197, 71, 0.35);
  margin-top: 0.5rem;
}

.contact-form__submit:hover {
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(232, 197, 71, 0.5);
}

/* Canales de Contacto */
.contact-info {
  margin-top: var(--spacing-2xl);
  padding: var(--spacing-xl);
  background: linear-gradient(135deg, rgba(242, 222, 187, 0.2), rgba(255, 255, 255, 0.9));
  border-radius: var(--radius-xl);
  border: 1px solid rgba(242, 222, 187, 0.5);
}

.contact-info__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-lg);
  text-align: center;
  color: var(--color-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
}

.contact-info__channels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-md);
}

.contact-info__channel {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--box-shadow-sm);
  border: 1px solid rgba(242, 222, 187, 0.4);
  transition: var(--transition);
}

.contact-info__channel:hover {
  transform: translateY(-3px);
  box-shadow: var(--box-shadow);
  border-color: var(--color-accent);
}

.contact-info__icon {
  font-size: 1.5rem;
  color: #b8860b;
  width: 46px;
  height: 46px;
  background-color: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info__channel p {
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.contact-info__channel strong {
  display: block;
  color: var(--color-dark);
  font-weight: 700;
  font-size: var(--font-size-base);
}

/* ==========================================================================
   8. Footer
   ========================================================================== */
.footer {
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: var(--spacing-2xl) 0 var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.footer__content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.footer__copyright {
  font-size: var(--font-size-xs);
  color: #aaaaaa;
}

.footer__socials {
  display: flex;
  gap: var(--spacing-sm);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background-color: var(--color-primary);
  color: var(--color-dark);
  border-radius: 50%;
  font-size: 1.15rem;
  transition: var(--transition);
}

.footer__social-link:hover {
  background-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 6px 16px rgba(232, 197, 71, 0.4);
}

/* ==========================================================================
   9. Animaciones & Responsive Design
   ========================================================================== */
@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Tablet (768px) */
@media (max-width: 768px) {
  body {
    padding-top: 70px;
  }

  .header__menu-toggle {
    display: flex;
  }

  .header__menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-white);
    padding: var(--spacing-md);
    gap: var(--spacing-xs);
    border-top: 1px solid var(--color-primary-light);
    box-shadow: var(--box-shadow-lg);
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
  }

  .header__menu-checkbox:checked ~ .header__menu {
    max-height: 250px;
  }

  .header__menu-link {
    padding: 0.75rem 1rem;
    width: 100%;
    text-align: center;
  }

  .hero--home {
    min-height: 40vh;
  }

  .hero__title {
    font-size: var(--font-size-xl);
  }

  .portfolio__grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }

  .gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .gallery__image {
    height: 220px;
  }

  .footer__content {
    flex-direction: column;
    text-align: center;
  }
}

/* Móvil (480px) */
@media (max-width: 480px) {
  .hero__content {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .hero__title {
    font-size: 1.5rem;
  }

  .portfolio__grid,
  .gallery {
    grid-template-columns: 1fr;
  }

  .gallery__image {
    height: 240px;
  }

  .contact-form {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .nav-buttons__button {
    width: 100%;
  }
}