/* ============================================================
   MARTA PORTELA GONZÁLEZ — Estilos
   ============================================================ */

/* ---- Tokens ---- */
:root {
  --accent:      #8B6BAE;
  --accent-dark: #7A5C9E;
  --black:       #0F0F0F;
  --white:       #FFFFFF;
  --gray-100:    #F5F5F5;
  --gray-200:    #E5E7EB;
  --gray-400:    #9CA3AF;
  --gray-500:    #6B7280;
  --gray-600:    #4B5563;
  --gray-900:    #111827;

  /* Z-index scale */
  --z-header:    40;
  --z-lightbox:  100;
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--white);
  color: var(--gray-900);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}


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

button { background: none; border: none; font: inherit; cursor: pointer; }

a { color: inherit; text-decoration: none; }

/* ---- Typography helpers ---- */
.font-display {
  font-family: 'Playfair Display', Georgia, serif;
}

/* ---- Color helpers ---- */
.text-accent   { color: var(--accent); }
.bg-accent     { background-color: var(--accent); }
.bg-accent-dk  { background-color: var(--accent-dark); }

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-header);
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
}

.header__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 3.5rem;
  height: 5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

@media (max-width: 768px) {
  .header__inner { padding: 0 1.5rem; }
}

/* Logo */
.header__logo { flex-shrink: 0; }
.header__logo img {
  height: 46px;
  width: auto;
}
@media (max-width: 639px) {
  .header__logo img { height: 36px; }
}

/* Desktop nav */
.header__nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

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

.nav-link {
  position: relative;
  font-size: .875rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-weight: 400;
  color: var(--accent);
  padding: .25rem 0;
  transition: color .2s;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform .25s ease;
}

.nav-link:hover { color: var(--accent-dark); }
.nav-link.active { color: var(--accent); }
.nav-link.active::after { transform: scaleX(1); }

/* Hamburger */
.header__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: .5rem;
}

@media (max-width: 768px) {
  .header__hamburger { display: flex; }
}

.header__hamburger span {
  display: block;
  width: 1.25rem;
  height: 1px;
  background: var(--gray-900);
  transition: transform .2s, opacity .2s;
  transform-origin: center;
}

/* Mobile nav */
.header__mobile {
  display: none;
  border-top: 1px solid var(--gray-200);
  background: var(--white);
}

.header__mobile.open {
  display: block;
}

.header__mobile nav {
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.header__mobile .nav-link {
  text-align: left;
  color: var(--accent);
}

/* ============================================================
   SPA — PAGE SECTIONS
   ============================================================ */
main { padding-top: 5rem; }

.page { display: none; }
.page.active {
  display: block;
  animation: pageIn .3s ease both;
}

@keyframes pageIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .page.active { animation: none; }
}

/* ============================================================
   INICIO
   ============================================================ */
.inicio {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: .25rem 1.5rem 1rem;
}

.inicio__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.8rem, 6vw, 4.5rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .03em;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 1rem;
  max-width: 100%;
  white-space: nowrap;
}

.inicio__body {
  font-size: .8rem;
  font-weight: 300;
  color: var(--gray-500);
  line-height: 1.6;
  max-width: min(26rem, 90vw);
  margin-bottom: 1.5rem;
}

.inicio__cta {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: .65rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  font-weight: 500;
  padding: .85rem 2.25rem;
  transition: background .2s;
}

.inicio__cta:hover { background: var(--accent-dark); }

/* ---- Mi Trabajo ---- */
#inicio.page.active {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: calc(100dvh - 5rem - 70px);
  gap: 2.5rem;
  padding-top: 1rem;
  padding-bottom: 1.25rem;
}

.inicio,
.mi-trabajo { width: 100%; }

.mi-trabajo {
  width: 100%;
  max-width: 1280px;
  padding: 0 1rem;
  margin: 0 auto;
  text-align: center;
}

@media (min-width: 640px)  { .mi-trabajo { padding-left: 1.5rem; padding-right: 1.5rem; } }
@media (min-width: 1024px) { .mi-trabajo { padding-left: 3rem;   padding-right: 3rem; } }

.mi-trabajo__label {
  display: block;
  text-align: center;
  font-size: .6rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--accent);
  margin: 0 auto 1rem;
}

.mi-trabajo__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
  max-width: 900px;
  margin: 0 auto;
}

@media (max-width: 639px) {
  .mi-trabajo__grid { grid-template-columns: 1fr; }
}

.mi-trabajo__card {
  position: relative;
  aspect-ratio: 16 / 9;
  max-height: 28vh;
  overflow: hidden;
  cursor: pointer;
  background: var(--gray-100);
}

.mi-trabajo__card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .65s cubic-bezier(.25,.46,.45,.94);
  display: block;
}

.mi-trabajo__card:hover img { transform: scale(1.05); }

.mi-trabajo__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.42);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  transition: background .3s;
}

.mi-trabajo__card:hover .mi-trabajo__overlay { background: rgba(0,0,0,.55); }

.mi-trabajo__cat {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.4rem, 4vw, 2.4rem);
  font-weight: 400;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .18em;
}

.mi-trabajo__link {
  font-size: .6rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(255,255,255,.75);
  font-weight: 400;
  transition: color .2s;
}

.mi-trabajo__card:hover .mi-trabajo__link { color: #fff; }

@media (prefers-reduced-motion: reduce) {
  .mi-trabajo__card img { transition: none; }
}

/* ============================================================
   SECCIÓN HERO (Arquitectura, Viajes, etc.)
   ============================================================ */
.arq-hero {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem 2.5rem;
  text-align: center;
}

.arq-hero__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.6rem, 5vw, 3.5rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 1.25rem;
  max-width: 100%;
  white-space: nowrap;
}

.arq-hero__body {
  font-size: .8rem;
  font-weight: 300;
  color: var(--gray-600);
  line-height: 1.7;
  max-width: min(36rem, 90vw);
  padding: 0 .5rem;
}

/* ============================================================
   ARQUITECTURA — Filtros
   ============================================================ */
.arq-filters {
  max-width: 768px;
  margin: 0 auto;
  padding: 0 1.5rem 2.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem;
}

.filter-btn {
  border: 1px solid var(--gray-200);
  border-radius: 9999px;
  padding: .45rem 1.4rem;
  font-size: .62rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--gray-500);
  cursor: pointer;
  transition: border-color .2s, color .2s, background .2s;
}

.filter-btn:hover:not(.active) {
  border-color: var(--gray-400);
  color: var(--gray-900);
}

.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ============================================================
   ARQUITECTURA — Galería
   ============================================================ */
.arq-gallery {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem 6rem;
}

@media (min-width: 640px)  { .arq-gallery { padding-left: 1.5rem; padding-right: 1.5rem; } }
@media (min-width: 1024px) { .arq-gallery { padding-left: 3rem;   padding-right: 3rem; } }

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: .5rem;
}

@media (min-width: 640px)  { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px)  { .gallery-grid { grid-template-columns: repeat(3, 1fr); } }

/* Gallery item */
.gal-item {
  position: relative;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  cursor: pointer;
  background: var(--gray-100);
}

.gal-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .65s cubic-bezier(.25,.46,.45,.94);
}

.gal-item:hover img { transform: scale(1.07); }

.gal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  display: flex;
  align-items: flex-end;
  padding: 1.1rem;
  transition: background .3s;
}

.gal-item:hover .gal-overlay { background: rgba(0,0,0,.38); }

.gal-overlay__label {
  color: #fff;
  font-size: .58rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(5px);
  transition: opacity .3s, transform .3s;
}

.gal-item:hover .gal-overlay__label { opacity: 1; transform: none; }

/* CTA card */
.gal-cta {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--accent);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .3s;
}

.gal-cta:hover { background: var(--accent-dark); }

.gal-cta__icon {
  width: 1.75rem;
  height: 1.75rem;
  color: #fff;
  margin-bottom: .75rem;
  transition: transform .3s;
}

.gal-cta:hover .gal-cta__icon { transform: scale(1.1); }

.gal-cta__label {
  color: #fff;
  font-size: .6rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  font-weight: 300;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .gal-item img,
  .gal-overlay,
  .gal-overlay__label { transition: none; }
}

/* ============================================================
   PLACEHOLDERS (Viajes, Sobre mí, Contacto)
   Reutilizan el mismo hero de secciones
   ============================================================ */
.placeholder-page {
  min-height: 52vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 5rem 1.5rem 3.5rem;
}

.placeholder-page__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.6rem, 5vw, 3.5rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 1.25rem;
  max-width: 100%;
  white-space: nowrap;
}

.placeholder-page__note {
  font-size: .875rem;
  color: var(--gray-500);
  font-weight: 300;
  line-height: 1.8;
  max-width: min(36rem, 90vw);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  border-top: 1px solid var(--gray-200);
  padding: 1.5rem 0;
}

.footer__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 3.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

@media (max-width: 768px) {
  .footer__inner { padding: 0 1.5rem; }
}

.footer__icons {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.footer__icon-link {
  color: var(--gray-400);
  transition: color .2s;
}

.footer__icon-link:hover { color: var(--gray-900); }

.footer__icon-link svg {
  width: 1rem;
  height: 1rem;
  display: block;
}

.footer__copy {
  font-size: .7rem;
  color: var(--gray-400);
  font-weight: 300;
}

.footer__credit {
  font-size: .65rem;
  color: var(--gray-400);
  font-weight: 300;
  opacity: .8;
  transition: opacity .2s;
}

.footer__credit:hover { opacity: 1; }

@media (max-width: 639px) {
  .footer__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: .75rem;
    padding: 1.25rem 1.5rem;
  }
}

/* ============================================================
   LIGHTBOX
   ============================================================ */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: var(--z-lightbox);
  background: rgba(0,0,0,.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.lightbox.open { display: flex; }

.lightbox__close {
  position: absolute;
  top: 1.25rem; right: 1.25rem;
  color: rgba(255,255,255,.7);
  transition: color .2s;
  padding: .5rem;
}

.lightbox__close:hover { color: #fff; }

.lightbox__close svg {
  width: 1.5rem;
  height: 1.5rem;
  display: block;
}

.lightbox__img {
  max-width: 100%;
  max-height: 88vh;
  object-fit: contain;
  user-select: none;
  display: block;
}

.lightbox__label {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,.6);
  font-size: .65rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  font-weight: 300;
  white-space: nowrap;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255,255,255,.6);
  font-size: 3rem;
  font-weight: 200;
  padding: 1rem 1.25rem;
  line-height: 1;
  transition: color .15s;
  user-select: none;
}
.lightbox__nav:hover { color: #fff; }
.lightbox__prev { left: 0; }
.lightbox__next { right: 0; }

/* ============================================================
   VIAJES — Sección
   ============================================================ */

/* Header */
.viajes-header {
  text-align: center;
  padding: 4rem 1.5rem 2rem;
}
.viajes-header__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  letter-spacing: .05em;
  color: var(--black);
  margin-bottom: .75rem;
}
.viajes-header__sub {
  color: var(--gray-500);
  font-size: .9rem;
  letter-spacing: .05em;
}

/* Filtros (fila 1 y fila 2) */
.viajes-filters {
  max-width: 768px;
  margin: 0 auto;
  padding: 0 1.5rem .75rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem;
}
.viajes-filters--ciudades {
  padding-bottom: 2rem;
  min-height: 0;
}
.viajes-filters--ciudades:empty {
  padding: 0;
}

/* Ciudad block */
.viajes-ciudad {
  max-width: 1280px;
  margin: 0 auto 4rem;
  padding: 0 1rem;
}
@media (min-width: 640px)  { .viajes-ciudad { padding: 0 1.5rem; } }
@media (min-width: 1024px) { .viajes-ciudad { padding: 0 3rem; } }

.viajes-ciudad__titulo {
  font-size: clamp(1.3rem, 3vw, 2rem);
  font-weight: 300;
  letter-spacing: .08em;
  color: var(--black);
  margin-bottom: 1rem;
  text-transform: uppercase;
}

/* Grid de fotos: 3 columnas, 2 filas = 6 fotos */
.viajes-ciudad__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: .5rem;
}
@media (min-width: 640px)  { .viajes-ciudad__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 768px)  { .viajes-ciudad__grid { grid-template-columns: repeat(3, 1fr); } }

/* Última foto con overlay "Ver galería completa" */
.gal-item--ver-mas {
  position: relative;
  cursor: pointer;
}
.gal-item__ver-mas {
  position: absolute;
  inset: 0;
  background: rgba(15, 15, 15, .55);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 1.2rem;
  z-index: 2;
  transition: opacity .3s;
}
.gal-item--ver-mas:hover .gal-item__ver-mas {
  background: rgba(15, 15, 15, .68);
}

.btn-ver-galeria {
  background: transparent;
  color: #fff;
  border: none;
  padding: 0;
  font-size: .62rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  font-weight: 500;
  cursor: pointer;
  text-align: center;
  line-height: 1.6;
  text-shadow: 0 1px 4px rgba(0,0,0,.4);
  pointer-events: none;
}
.btn-ver-galeria strong {
  font-weight: 600;
  display: block;
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: none;
}

/* ============================================================
   VIAJES — Galería completa (página)
   ============================================================ */
.viajes-full-gallery {
  min-height: 100vh;
}
.viajes-full__header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 2rem 1.5rem 1.5rem;
  max-width: 1280px;
  margin: 0 auto;
  flex-wrap: wrap;
}
@media (min-width: 1024px) { .viajes-full__header { padding: 2rem 3rem 1.5rem; } }

.viajes-full__back {
  display: flex;
  align-items: center;
  gap: .4rem;
  border: 1px solid var(--gray-200);
  border-radius: 9999px;
  padding: .45rem 1.2rem;
  font-size: .62rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--gray-500);
  cursor: pointer;
  transition: border-color .2s, color .2s;
  background: transparent;
}
.viajes-full__back:hover {
  border-color: var(--gray-400);
  color: var(--gray-900);
}

.viajes-full__title {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 300;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--black);
}

/* El grid de la galería completa reutiliza viajes-ciudad__grid */
.viajes-gallery--full {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem 6rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: .5rem;
}
@media (min-width: 640px)  { .viajes-gallery--full { grid-template-columns: repeat(2, 1fr); padding: 0 1.5rem 6rem; } }
@media (min-width: 768px)  { .viajes-gallery--full { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .viajes-gallery--full { padding: 0 3rem 6rem; } }