/* ============================================================
   JOSÉ LAGUNA STUDIO — main.css
   CSS unificado para todo el sitio
   joselaguna.com
   ============================================================ */

/* VARIABLES DE DISEÑO */
:root {
  --color-bg:         #FAFAF8;
  --color-bg-alt:     #F2EFE9;
  --color-text:       #1C1917;
  --color-secondary:  #7A736D;
  --color-muted:      #A39B91;
  --color-accent:     #9E8B6E;
  --color-border:     #E0DBD4;
  --color-dark:       #1C1917;
  --color-white:      #FAFAF8;

  --font-serif:  'Cormorant Garamond', Georgia, serif;
  --font-sans:   'Inter', -apple-system, sans-serif;

  --transition:  0.35s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

/* TIPOGRAFÍA BASE */
.font-serif,
h1, h2, h3 {
  font-family: 'Cormorant Garamond', Georgia, serif;
}

h2 {
  font-size: 1.5rem;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--color-text);
  margin-bottom: 1rem;
}

@media (min-width: 768px) { h2 { font-size: 1.875rem; } }
@media (min-width: 1024px) { h2 { font-size: 2.25rem; } }

p {
  color: var(--color-secondary);
  font-size: 1rem;
  line-height: 1.75;
}

@media (min-width: 768px) { p { font-size: 1.125rem; } }

/* UTILIDADES */
.eyebrow {
  color: var(--color-accent);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  font-family: 'Inter', sans-serif;
}

.container {
  max-width: 80rem;
  margin: 0 auto;
}

/* Ocultar badge reCAPTCHA */
.grecaptcha-badge {
  visibility: hidden !important;
  opacity: 0 !important;
}

/* ============================================================
   HEADER
   ============================================================ */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: all 0.5s;
  background: transparent;
}

header.scrolled {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
}

/* Header fijo (páginas sin hero de pantalla completa) */
header.header-light {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
}

header .container {
  padding: 1.25rem 8%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 100%;
}

@media (min-width: 768px) {
  header .container {
    padding: 1.5rem 8%;
  }
}

/* LOGO */
.logo {
  font-family: var(--font-serif);
  text-decoration: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  line-height: 1;
  gap: 0;
}

.logo .logo-name {
  font-family: 'Bodoni Moda', Georgia, serif;
  font-size: 1.3rem;
  font-weight: 400;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: white;
  transition: color var(--transition);
  display: block;
  white-space: nowrap;
}

.logo .logo-divider {
  /* width set by JS: nameWidth / φ (1.618). Default 0 to avoid 100% flash. */
  width: 0;
  height: 1px;
  background: rgba(255,255,255,0.5);
  margin-top: 5px;
  margin-bottom: 8px;
  transition: background var(--transition), width 0.1s ease;
  display: block;
}

.logo .logo-studio {
  font-family: var(--font-sans);
  font-size: 0.58rem;
  font-weight: 300;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
  display: block;
  white-space: nowrap;
}

header.scrolled .logo .logo-name,
header.header-light .logo .logo-name {
  color: var(--color-text);
}

header.scrolled .logo .logo-divider,
header.header-light .logo .logo-divider {
  background: var(--color-accent);
}

header.scrolled .logo .logo-studio,
header.header-light .logo .logo-studio {
  color: var(--color-accent);
}

.logo:hover .logo-name { opacity: 0.8; }

/* Footer logo variant */
.logo.logo-footer .logo-name   { color: var(--color-secondary); }
.logo.logo-footer .logo-divider {
  background: var(--color-accent);
  width: 6rem; /* ancho_nombre / φ — fijo, sin depender de JS */
}
.logo.logo-footer .logo-studio  { color: var(--color-accent); }
.logo.logo-footer:hover .logo-name   { color: var(--color-text); }
.logo.logo-footer:hover .logo-studio { color: var(--color-text); }

/* NAV DESKTOP */
nav {
  display: none;
  align-items: center;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  nav { display: flex; }
}

nav a {
  font-size: 0.875rem;
  letter-spacing: 0.025em;
  color: white;
  text-decoration: none;
  transition: color 0.3s;
}

nav a:hover,
nav a.active {
  color: rgba(255, 255, 255, 0.7);
}

header.scrolled nav a,
header.header-light nav a {
  color: rgba(44, 41, 38, 0.7);
}

header.scrolled nav a:hover,
header.scrolled nav a.active,
header.header-light nav a:hover,
header.header-light nav a.active {
  color: var(--color-accent);
}

/* HAMBURGUESA */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 60;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background: white;
  transition: all 0.3s;
}

header.scrolled .menu-toggle span,
header.header-light .menu-toggle span {
  background: var(--color-dark);
}

.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(7px, 7px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

@media (min-width: 768px) {
  .menu-toggle { display: none; }
}

/* MENÚ MOBILE */
.mobile-menu {
  position: fixed;
  top: 0;
  left: -100%;
  width: 80%;
  max-width: 300px;
  height: 100vh;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  z-index: 55;
  transition: left 0.3s;
  padding: 5rem 2rem 2rem;
  overflow-y: auto;
  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
}

.mobile-menu.active { left: 0; }

.mobile-menu a {
  display: block;
  color: var(--color-dark);
  padding: 1rem 0;
  text-decoration: none;
  font-size: 1rem;
  border-bottom: 1px solid rgba(44, 41, 38, 0.1);
  transition: color 0.3s;
}

.mobile-menu a:hover { color: var(--color-secondary); }

.menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 54;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.menu-overlay.active {
  opacity: 1;
  pointer-events: all;
}

/* ============================================================
   SECCIONES
   ============================================================ */
section {
  padding: 7rem 1.5rem;
}

@media (min-width: 768px) { section { padding: 10rem 4rem; } }
@media (min-width: 1024px) { section { padding: 10rem 6rem; } }

main {
  padding-top: 5.5rem;
}

/* ============================================================
   BOTONES Y LINKS
   ============================================================ */
.btn-primary {
  display: inline-block;
  background: var(--color-dark);
  color: var(--color-white);
  padding: 1rem 2.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid var(--color-dark);
  text-decoration: none;
  cursor: pointer;
  transition: opacity var(--transition);
  font-family: var(--font-sans);
  font-weight: 400;
}

.btn-primary:hover {
  opacity: 0.75;
}

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--color-text);
  padding: 0.875rem 1.75rem;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid var(--color-border);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font-sans);
  font-weight: 400;
}

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

.btn-hero {
  display: inline-block;
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: var(--color-white);
  padding: 1rem 2.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: all var(--transition);
  text-decoration: none;
  font-family: var(--font-sans);
  font-weight: 400;
}

.btn-hero:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.9);
}

.link-sutil {
  color: var(--color-text);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-bottom: 1px solid var(--color-accent);
  transition: all var(--transition);
  display: inline-block;
  padding-bottom: 2px;
  font-family: var(--font-sans);
}

.link-sutil:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ============================================================
   FORMULARIOS
   ============================================================ */
label {
  display: block;
  color: var(--color-secondary);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

input, textarea, select {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--color-border);
  background: transparent;
  padding: 0.75rem 0;
  color: var(--color-dark);
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
}

input::placeholder, textarea::placeholder { color: var(--color-muted); }
input:focus, textarea:focus, select:focus {
  outline: none;
  border-bottom-color: var(--color-accent);
}

textarea { resize: none; min-height: 120px; }

button[type="submit"] {
  background: var(--color-dark);
  color: white;
  padding: 1.5rem 2.5rem;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: background 0.3s;
  width: 100%;
  font-family: 'Inter', sans-serif;
}

@media (min-width: 768px) { button[type="submit"] { width: auto; } }
button[type="submit"]:hover { opacity: 0.75; background: var(--color-dark); }
button[type="submit"]:disabled { opacity: 0.5; cursor: not-allowed; }

/* ============================================================
   PROYECTOS — GRID HOME
   ============================================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 4rem;
}

@media (min-width: 768px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

.project-large {
  grid-column: span 2;
  grid-row: span 2;
}

.project-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  display: block;
}

.project-card .img-wrapper {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-border);
}

.project-card.project-tall .img-wrapper { aspect-ratio: 4/5; }

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s;
}

.project-card:hover img { transform: scale(1.05); }

.project-card .overlay {
  position: absolute;
  inset: 0;
  background: rgba(44, 41, 38, 0);
  transition: background 0.5s;
}

.project-card:hover .overlay { background: rgba(44, 41, 38, 0.2); }

.project-meta { margin-top: 1rem; }

.project-meta .category {
  color: var(--color-muted);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
  font-family: 'Inter', sans-serif;
}

.project-meta h3 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.125rem;
  color: var(--color-dark);
  transition: color 0.3s;
  margin: 0;
}

@media (min-width: 768px) { .project-meta h3 { font-size: 1.25rem; } }
.project-card:hover .project-meta h3 { color: var(--color-secondary); }

/* FILTROS DE PROYECTOS */
.project-filters {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.filter-btn {
  background: none;
  border: none;
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  color: var(--color-secondary);
  cursor: pointer;
  padding: 0;
  position: relative;
  transition: color 0.3s ease;
  letter-spacing: 0.01em;
}

.filter-btn:hover { color: var(--color-dark); }
.filter-btn.active { color: var(--color-dark); font-weight: 400; }

.filter-btn.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-accent);
  animation: lineExpand 0.3s ease;
}

@keyframes lineExpand {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

.filter-separator {
  color: var(--color-border);
  font-size: 0.875rem;
  user-select: none;
}

.filter-description {
  color: var(--color-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
  max-width: 52rem;
  margin: 0;
  transition: opacity 0.3s ease;
}

.filter-description.fade-out { opacity: 0; }

/* ============================================================
   SERVICIOS
   ============================================================ */
.servicios-grid {
  display: grid;
  gap: 2rem;
  margin-top: 4rem;
}

@media (min-width: 768px) {
  .servicios-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
  }
}

.servicio-card .img-wrapper {
  aspect-ratio: 3/4;
  overflow: hidden;
  background: var(--color-border);
  margin-bottom: 1.5rem;
}

.servicio-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s;
}

.servicio-card:hover img { transform: scale(1.05); }

.servicio-card h3 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.25rem;
  color: var(--color-dark);
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) { .servicio-card h3 { font-size: 1.5rem; } }

.servicio-card p {
  color: var(--color-secondary);
  font-size: 0.875rem;
  line-height: 1.625;
  margin-bottom: 0.75rem;
}

/* ============================================================
   PACKS / PRECIOS
   ============================================================ */
.packs-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 4rem;
}

@media (min-width: 768px) {
  .packs-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

.pack {
  padding: 2rem 2.5rem;
  background: var(--color-bg-alt);
}

.pack.featured {
  background: var(--color-dark);
  color: var(--color-white);
}

.pack-label {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
  font-family: 'Inter', sans-serif;
}

.pack.featured .pack-label { color: rgba(255, 255, 255, 0.6); }

.pack h3 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.pack-price {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.875rem;
  margin-bottom: 2rem;
}

.pack-price small {
  font-size: 0.875rem;
  color: var(--color-secondary);
  font-family: 'Inter', sans-serif;
}

.pack.featured .pack-price small { color: rgba(255, 255, 255, 0.6); }

.pack ul { list-style: none; margin-bottom: 2.5rem; }

.pack li {
  font-size: 0.875rem;
  color: var(--color-secondary);
  padding: 0.375rem 0;
  font-family: 'Inter', sans-serif;
}

.pack.featured li { color: rgba(255, 255, 255, 0.8); }

.pack-btn {
  display: block;
  text-align: center;
  padding: 0.875rem;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  transition: all var(--transition);
  text-decoration: none;
  font-family: var(--font-sans);
  font-weight: 400;
}

.pack-btn:hover {
  border-color: var(--color-dark);
  background: var(--color-dark);
  color: var(--color-white);
}

.pack.featured .pack-btn {
  border-color: rgba(255, 255, 255, 0.35);
  color: rgba(255, 255, 255, 0.9);
}

.pack.featured .pack-btn:hover {
  background: var(--color-white);
  color: var(--color-dark);
  border-color: var(--color-white);
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--color-bg-alt);
  color: var(--color-dark);
  padding: 3rem 6%;
  border-top: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  footer { padding: 3.5rem 6%; }
}

.footer-grid {
  display: grid;
  gap: 4rem;
  margin-bottom: 1.5rem;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 5rem;
  }
}

.logo-brand {
  font-family: 'Cormorant Garamond', serif;
  line-height: 1.1;
  display: inline-block;
  text-decoration: none;
}

.logo-brand .name {
  font-size: 1.5rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-secondary);
  transition: color 0.3s;
  display: block;
}

.logo-brand .line {
  width: 60%;
  height: 1px;
  background: var(--color-accent);
  margin: 8px 0 10px 0;
  transition: background 0.3s;
}

.logo-brand .studio {
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  transition: color 0.3s;
  display: block;
  font-family: 'Inter', sans-serif;
}

.logo-brand:hover .name,
.logo-brand:hover .studio { color: var(--color-dark); }
.logo-brand:hover .line { background: var(--color-dark); }

footer p, footer a {
  color: var(--color-secondary);
  font-size: 0.8125rem;
  text-decoration: none;
  line-height: 1.6;
  font-family: 'Inter', sans-serif;
}

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

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-bottom {
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

.footer-bottom p {
  color: var(--color-muted);
  font-size: 0.75rem;
}

.footer-socials {
  display: flex;
  gap: 1.5rem;
}

.footer-socials a {
  color: var(--color-secondary);
  font-size: 0.75rem;
}

.footer-socials a:hover { color: var(--color-dark); }

/* ============================================================
   ANIMACIONES GLOBALES
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s ease forwards;
}

.fade-up-delay {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s ease 0.2s forwards;
}

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

.scroll-fade {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

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

/* ============================================================
   ENLACES EN DESCRIPCIONES DE PROYECTOS
   Subrayado dorado animado — crece de izquierda a derecha
   ============================================================ */
#proyecto-info a,
#proyecto-info p a {
  color: inherit;
  text-decoration: none;
  background-image: linear-gradient(var(--color-accent), var(--color-accent));
  background-size: 0% 1px;
  background-repeat: no-repeat;
  background-position: left bottom;
  transition: background-size 0.4s ease, color 0.3s ease;
  padding-bottom: 1px;
}

#proyecto-info a:hover,
#proyecto-info p a:hover {
  background-size: 100% 1px;
  color: var(--color-accent);
}