/*
Theme Name: Foto Portfolio
Theme URI: #
Author: Jesús M.
Description: Tema híbrido portfolio + blog editorial para fotógrafo. Estética cálida, tipografía serif, paleta papel/película.
Version: 1.0
License: GNU General Public License v2 or later
Text Domain: foto-portfolio
Tags: photography, portfolio, blog, editorial, dark
*/

/* ─────────────────────────────────────────────
   TOKENS
───────────────────────────────────────────── */
:root {
  --bg:        #f7f4ee;
  --bg2:       #f0ece3;
  --bg3:       #e8e4da;
  --dark:      #1a1a18;
  --dark2:     #2c2c28;
  --muted:     #888880;
  --muted2:    #aaa8a0;
  --border:    #ddd8cc;
  --border2:   #ccc8bc;
  --accent:    #1a1a18;

  --font-serif:   'Playfair Display', 'Georgia', serif;
  --font-sans:    'DM Sans', 'Arial', sans-serif;

  --radius-sm: 2px;
  --radius-md: 4px;

  --transition: .2s ease;
  --shadow-card: 0 1px 3px rgba(26,26,24,.08);
}

/* ─────────────────────────────────────────────
   RESET / BASE
───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--dark);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }

p   { margin-bottom: 1.1em; }
p:last-child { margin-bottom: 0; }

/* ─────────────────────────────────────────────
   TIPOGRAFÍA UTILITARIA
───────────────────────────────────────────── */
.label {
  font-family: var(--font-sans);
  font-size: .65rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--muted);
}
.label--dark { color: var(--dark); }
.label--accent { color: var(--dark); border-bottom: 1px solid var(--dark); padding-bottom: 1px; }

/* ─────────────────────────────────────────────
   LAYOUT
───────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.container--narrow { max-width: 760px; }
.container--mid    { max-width: 960px; }

/* ─────────────────────────────────────────────
   NAVBAR
───────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
}
.site-logo {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 400;
  font-style: italic;
  letter-spacing: .12em;
  color: var(--dark);
  text-decoration: none;
  transition: opacity var(--transition);
}
.site-logo:hover { opacity: .65; }

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.main-nav a {
  font-family: var(--font-sans);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color var(--transition);
}
.main-nav a:hover,
.main-nav a.current-menu-item { color: var(--dark); }
.main-nav a.current-menu-item {
  border-bottom: 1px solid var(--dark);
  padding-bottom: 2px;
}

/* Hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--dark);
  transition: transform var(--transition), opacity var(--transition);
}
.nav-open .nav-toggle span:nth-child(1) { transform: rotate(45deg) translate(4.5px, 4.5px); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { transform: rotate(-45deg) translate(4.5px, -4.5px); }

/* ─────────────────────────────────────────────
   HERO
───────────────────────────────────────────── */
.site-hero {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  min-height: 480px;
  border-bottom: 1px solid var(--border);
}
.hero-image {
  position: relative;
  overflow: hidden;
  background: var(--bg3);
}
.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(.08) contrast(1.04);
}
.hero-image__placeholder {
  width: 100%;
  height: 100%;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg3);
}
.hero-image__caption {
  position: absolute;
  bottom: 16px;
  left: 16px;
  font-family: var(--font-sans);
  font-size: .6rem;
  letter-spacing: .2em;
  color: rgba(26,26,24,.45);
  text-transform: uppercase;
}
.hero-text {
  padding: 48px 40px;
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.hero-text__top {}
.hero-text__tag { margin-bottom: 14px; }
.hero-text__title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.2;
  color: var(--dark);
  margin-bottom: 18px;
}
.hero-text__desc {
  font-size: .88rem;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 28px;
}
.hero-text__series {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 24px;
}

/* ─────────────────────────────────────────────
   BOTONES
───────────────────────────────────────────── */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: .68rem;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: 11px 24px;
  border: 1px solid var(--dark);
  color: var(--dark);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition);
  border-radius: var(--radius-sm);
  text-decoration: none;
}
.btn:hover { background: var(--dark); color: var(--bg); }
.btn--solid { background: var(--dark); color: var(--bg); }
.btn--solid:hover { background: var(--dark2); color: var(--bg); }
.btn--ghost { border-color: var(--border2); color: var(--muted); }
.btn--ghost:hover { border-color: var(--dark); color: var(--dark); background: transparent; }

/* ─────────────────────────────────────────────
   SERIES FILTER PILLS
───────────────────────────────────────────── */
.filter-pill {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: .6rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 5px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
  background: transparent;
  text-decoration: none;
}
.filter-pill:hover,
.filter-pill--active {
  background: var(--dark);
  color: var(--bg);
  border-color: var(--dark);
}

/* ─────────────────────────────────────────────
   SECTION HEADER
───────────────────────────────────────────── */
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 36px 0 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 28px;
}
.section-head h2 {
  font-family: var(--font-sans);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--dark);
}
.section-head a {
  font-family: var(--font-sans);
  font-size: .62rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--border2);
  padding-bottom: 1px;
  transition: color var(--transition);
}
.section-head a:hover { color: var(--dark); }

/* ─────────────────────────────────────────────
   PORTFOLIO GRID
───────────────────────────────────────────── */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.portfolio-grid--2col { grid-template-columns: repeat(2, 1fr); }

.portfolio-card {
  background: var(--bg);
  overflow: hidden;
  position: relative;
}
.portfolio-card__thumb {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  position: relative;
  background: var(--bg3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.portfolio-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(.06) contrast(1.02);
  transition: transform .5s ease, filter .5s ease;
}
.portfolio-card:hover .portfolio-card__thumb img {
  transform: scale(1.03);
  filter: sepia(.12) contrast(1.04);
}
.portfolio-card__placeholder {
  font-family: var(--font-sans);
  font-size: .6rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--border2);
}
.portfolio-card__body {
  padding: 14px 16px 16px;
  border-top: 1px solid var(--border);
}
.portfolio-card__meta { margin-bottom: 4px; }
.portfolio-card__title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 400;
  font-style: italic;
  color: var(--dark);
  margin-bottom: 4px;
  line-height: 1.3;
}
.portfolio-card__excerpt {
  font-size: .78rem;
  color: var(--muted2);
  line-height: 1.6;
}

/* ─────────────────────────────────────────────
   SINGLE PROYECTO
───────────────────────────────────────────── */
.proyecto-single { padding: 48px 0 80px; }

.proyecto-single__header { margin-bottom: 40px; }
.proyecto-single__serie  { margin-bottom: 10px; }
.proyecto-single__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.1;
  margin-bottom: 16px;
}
.proyecto-single__meta-row {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.proyecto-single__meta-item {}
.proyecto-single__meta-item .label { display: block; margin-bottom: 3px; }
.proyecto-single__meta-item span {
  font-size: .82rem;
  color: var(--dark2);
}

.proyecto-single__intro {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--muted);
  line-height: 1.8;
  max-width: 640px;
  margin: 24px 0 40px;
  padding-left: 20px;
  border-left: 2px solid var(--border2);
}

/* Galería del proyecto */
.proyecto-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  margin-bottom: 40px;
}
.proyecto-gallery--1col { grid-template-columns: 1fr; }
.proyecto-gallery__item {
  overflow: hidden;
  background: var(--bg3);
}
.proyecto-gallery__item img {
  width: 100%;
  display: block;
  filter: sepia(.06) contrast(1.02);
  transition: filter .4s ease;
}
.proyecto-gallery__item:hover img { filter: sepia(.14) contrast(1.05); }
.proyecto-gallery__item--wide {
  grid-column: 1 / -1;
}

.proyecto-single__body {
  max-width: 640px;
  font-size: .92rem;
  color: var(--dark2);
  line-height: 1.85;
}
.proyecto-single__body h2 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-style: italic;
  font-weight: 400;
  margin: 2em 0 .6em;
}
.proyecto-single__body blockquote {
  border-left: 2px solid var(--border2);
  padding-left: 20px;
  font-style: italic;
  color: var(--muted);
  margin: 1.5em 0;
}

/* ─────────────────────────────────────────────
   BLOG — LISTA
───────────────────────────────────────────── */
.blog-list { display: flex; flex-direction: column; }
.blog-post-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  gap: 20px;
  transition: padding-left var(--transition);
}
.blog-post-row:hover { padding-left: 6px; }
.blog-post-row__title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  font-weight: 400;
  color: var(--dark);
  flex: 1;
  transition: color var(--transition);
}
.blog-post-row:hover .blog-post-row__title { color: var(--dark2); }
.blog-post-row__right {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-shrink: 0;
}
.blog-post-row__date {
  font-family: var(--font-sans);
  font-size: .6rem;
  letter-spacing: .12em;
  color: var(--muted2);
  text-transform: uppercase;
  white-space: nowrap;
}
.blog-post-row__arrow {
  font-size: .8rem;
  color: var(--border2);
  transition: color var(--transition), transform var(--transition);
}
.blog-post-row:hover .blog-post-row__arrow { color: var(--dark); transform: translateX(3px); }

/* Blog tarjetas (archivo completo) */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.blog-card {
  background: var(--bg);
  padding: 24px;
  transition: background var(--transition);
}
.blog-card:hover { background: var(--bg2); }
.blog-card__thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bg3);
  margin-bottom: 16px;
}
.blog-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(.08);
  transition: transform .4s ease;
}
.blog-card:hover .blog-card__thumb img { transform: scale(1.03); }
.blog-card__meta { margin-bottom: 8px; }
.blog-card__title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-style: italic;
  font-weight: 400;
  line-height: 1.35;
  margin-bottom: 10px;
}
.blog-card__excerpt {
  font-size: .8rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ─────────────────────────────────────────────
   SINGLE POST
───────────────────────────────────────────── */
.post-single { padding: 48px 0 80px; }
.post-single__header { margin-bottom: 40px; }
.post-single__category { margin-bottom: 12px; }
.post-single__title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.15;
  margin-bottom: 16px;
}
.post-single__meta {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
}
.post-single__meta .label { color: var(--muted2); }
.post-single__featured {
  aspect-ratio: 16 / 7;
  overflow: hidden;
  background: var(--bg3);
  margin: 32px 0;
}
.post-single__featured img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(.06) contrast(1.02);
}
.post-single__body {
  font-size: .94rem;
  color: var(--dark2);
  line-height: 1.9;
}
.post-single__body h2 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-style: italic;
  font-weight: 400;
  margin: 2em 0 .5em;
  color: var(--dark);
}
.post-single__body h3 {
  font-family: var(--font-sans);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  margin: 1.8em 0 .5em;
}
.post-single__body blockquote {
  border-left: 2px solid var(--border2);
  padding: 4px 0 4px 24px;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--muted);
  margin: 2em 0;
  line-height: 1.7;
}
.post-single__body img {
  width: 100%;
  height: auto;
  margin: 2em 0;
  filter: sepia(.06);
}
.post-single__body a {
  border-bottom: 1px solid var(--border2);
  transition: border-color var(--transition);
}
.post-single__body a:hover { border-color: var(--dark); }

/* ─────────────────────────────────────────────
   BREADCRUMB
───────────────────────────────────────────── */
.breadcrumb {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}
.breadcrumb a, .breadcrumb span {
  font-family: var(--font-sans);
  font-size: .62rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted2);
}
.breadcrumb a:hover { color: var(--dark); }
.breadcrumb .sep   { margin: 0 8px; color: var(--border2); }
.breadcrumb .current { color: var(--dark); }

/* ─────────────────────────────────────────────
   PAGINACIÓN
───────────────────────────────────────────── */
.pagination {
  display: flex;
  justify-content: center;
  gap: 6px;
  padding: 40px 0 0;
}
.pagination .page-numbers {
  font-family: var(--font-sans);
  font-size: .65rem;
  letter-spacing: .1em;
  padding: 8px 14px;
  border: 1px solid var(--border);
  color: var(--muted);
  transition: all var(--transition);
}
.pagination .page-numbers:hover,
.pagination .page-numbers.current {
  background: var(--dark);
  color: var(--bg);
  border-color: var(--dark);
}

/* ─────────────────────────────────────────────
   PÁGINA GENÉRICA
───────────────────────────────────────────── */
.page-content {
  padding: 56px 0 80px;
}
.page-content h1 {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-style: italic;
  font-weight: 400;
  margin-bottom: 28px;
}
.page-content p { color: var(--dark2); line-height: 1.85; }

/* ─────────────────────────────────────────────
   FOOTER
───────────────────────────────────────────── */
.site-footer {
  background: var(--dark);
  color: var(--bg3);
  padding: 36px 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-logo {
  font-family: var(--font-serif);
  font-size: .95rem;
  font-style: italic;
  letter-spacing: .12em;
  color: var(--bg3);
  opacity: .6;
}
.footer-copy {
  font-family: var(--font-sans);
  font-size: .6rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: rgba(240,236,227,.25);
}
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 32px;
  height: 32px;
  border: 1px solid rgba(240,236,227,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-size: .58rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(240,236,227,.4);
  transition: border-color var(--transition), color var(--transition);
}
.footer-social a:hover {
  border-color: rgba(240,236,227,.5);
  color: var(--bg3);
}

/* ─────────────────────────────────────────────
   404
───────────────────────────────────────────── */
.error-404 {
  padding: 80px 0;
  text-align: center;
}
.error-404 h1 {
  font-family: var(--font-serif);
  font-size: 7rem;
  font-style: italic;
  font-weight: 400;
  color: var(--border);
  line-height: 1;
  margin-bottom: 12px;
}
.error-404 p { color: var(--muted); margin-bottom: 28px; font-style: italic; }

/* ─────────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────────── */
@media (max-width: 900px) {
  .site-hero { grid-template-columns: 1fr; }
  .hero-image { min-height: 300px; }
  .hero-text  { border-left: none; border-top: 1px solid var(--border); padding: 32px 0; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .proyecto-gallery { grid-template-columns: 1fr; }
  .proyecto-gallery__item--wide { grid-column: auto; }
}
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .main-nav  { display: none; flex-direction: column; align-items: flex-start; }
  .nav-toggle { display: flex; }
  .nav-open .main-nav {
    display: flex;
    position: fixed;
    top: 63px;
    left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    gap: 18px;
  }
  .portfolio-grid { grid-template-columns: 1fr; }
  .blog-post-row__right { display: none; }
}
@media (max-width: 480px) {
  .blog-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}