/* ============================================================
   Gabriel Hernández Photography — Stylesheet
   Tema: Oscuro y cinematográfico · con modo claro
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400;1,600&family=DM+Sans:wght@300;400;500&display=swap');

/* ── Tokens oscuro (por defecto) ── */
:root {
  --bg:          #0d0d0d;
  --bg-raised:   #181818;
  --bg-card:     #202020;
  --text-1:      #e8e2d9;
  --text-2:      #b0a898;
  --text-3:      #4a4540;
  --accent:      #e8e2d9;
  --accent-dim:  #c8c0b5;
  --border:      #3a3530;
  --nav-h:       72px;
  --ease:        cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --page-pad:    clamp(1.5rem, 5vw, 5rem);
}

/* ── Tokens modo claro ── */
[data-theme="light"] {
  --bg:          #f4ede4;
  --bg-raised:   #ece4da;
  --bg-card:     #e4dbd0;
  --text-1:      #1a1510;
  --text-2:      #6a6358;
  --text-3:      #b0a898;
  --accent:      #1a1510;
  --accent-dim:  #3a3530;
  --border:      #d0c8bc;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text-1);
  font-family: 'DM Sans', -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background 0.3s, color 0.3s;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* ── Typography ── */
.serif { font-family: 'Cormorant Garamond', Georgia, serif; }
.eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-2);
  font-weight: 500;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--page-pad);
  transition: background 0.5s var(--ease), border-bottom 0.5s var(--ease);
}
.nav.scrolled {
  background: rgba(13, 13, 13, 0.93);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
[data-theme="light"] .nav.scrolled {
  background: rgba(244, 237, 228, 0.93);
}
.nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  font-weight: 400;
  letter-spacing: 0.1em;
}
.nav-right { display: flex; align-items: center; gap: 1.8rem; }
.nav-links {
  display: flex;
  gap: 2.2rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-2);
  transition: color 0.25s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-1); }
.nav-links a.cta-link {
  color: var(--text-1);
  border: 1px solid rgba(232,226,217,0.3);
  padding: 0.3rem 0.9rem;
  transition: all 0.2s;
}
[data-theme="light"] .nav-links a.cta-link {
  border-color: rgba(26,21,16,0.3);
}
.nav-links a.cta-link:hover {
  border-color: var(--text-1);
}
.lang-btn {
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-2);
  background: none;
  border: 1px solid var(--border);
  padding: 0.3rem 0.75rem;
  cursor: pointer;
  transition: all 0.25s;
}
.lang-btn:hover { border-color: var(--text-1); color: var(--text-1); }

/* ── Theme toggle ── */
.theme-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-2);
  cursor: pointer;
  padding: 0.3rem 0.8rem;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: all 0.25s;
  flex-shrink: 0;
  white-space: nowrap;
}
.theme-btn:hover { border-color: var(--text-1); color: var(--text-1); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block; width: 24px; height: 1px;
  background: var(--text-1);
  transition: transform 0.35s var(--ease), opacity 0.25s;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }

/* ── Buttons ── */
.btn {
  display: inline-block;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 0.95rem 2.2rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s, color 0.25s;
  white-space: nowrap;
}
.btn-gold {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}
.btn-gold:hover {
  background: var(--accent-dim);
  border-color: var(--accent-dim);
  color: var(--bg);
}
.btn-outline {
  background: transparent;
  color: var(--text-1);
  border-color: var(--border);
}
.btn-outline:hover { border-color: var(--text-1); }

/* ── Hero ── */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: flex-end;
  padding: 0 var(--page-pad) clamp(3rem, 9vh, 7rem);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.06);
  transition: transform 0.08s linear;
  will-change: transform;
}
.hero-bg:not([style*="url"]) {
  background: linear-gradient(155deg, #1c1208 0%, #090909 45%, #0e100a 100%);
}
.hero-vignette {
  position: absolute; inset: 0;
  background: linear-gradient(
    to top,
    rgba(13,13,13,0.92) 0%,
    rgba(13,13,13,0.45) 45%,
    rgba(13,13,13,0.12) 100%
  );
}
.hero-content { position: relative; z-index: 1; }
.hero-eyebrow { margin-bottom: 1.5rem; }
.hero-title {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 300;
  font-size: clamp(4.5rem, 11vw, 11rem);
  line-height: 0.92;
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
}
.hero-title .line-2 { display: block; padding-left: clamp(2rem, 6vw, 7rem); font-style: italic; }
.hero-sub {
  font-size: clamp(0.8rem, 1.3vw, 0.95rem);
  color: var(--text-2);
  letter-spacing: 0.06em;
  margin-bottom: 2.5rem;
  max-width: 420px;
}
.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ── Page sections ── */
.section { padding: clamp(4rem, 10vh, 8rem) var(--page-pad); }
.section-sm { padding: clamp(2rem, 6vh, 5rem) var(--page-pad); }

/* ── About strip (home) ── */
.about-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  border-top: 1px solid var(--border);
}
.about-quote {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.9rem, 3vw, 3rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.3;
}
.about-body {
  color: var(--text-2);
  font-size: 0.9rem;
  line-height: 1.85;
}
.about-body p + p { margin-top: 1.1rem; }

/* ── Featured grid (home) ── */
.featured-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 2rem;
}
.featured-head h2 {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 300;
}
.featured-head a {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
  padding-bottom: 1px;
  transition: color 0.2s, border-color 0.2s;
}
.featured-head a:hover { color: var(--text-1); border-color: var(--text-1); }

.featured-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 8px;
}
.f-item { overflow: hidden; cursor: pointer; }
.f-item:nth-child(1) { grid-column: 1 / 8; aspect-ratio: 3/2; }
.f-item:nth-child(2) { grid-column: 8 / 13; aspect-ratio: 2/3; }
.f-item:nth-child(3) { grid-column: 1 / 5; aspect-ratio: 2/3; }
.f-item:nth-child(4) { grid-column: 5 / 13; aspect-ratio: 16/9; }

.f-item img, .photo-ph {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.75s var(--ease);
  display: block;
}
.f-item:hover img { transform: scale(1.05); }

/* ── Photo placeholder ── */
.photo-ph {
  background: var(--bg-raised);
  display: flex; align-items: center; justify-content: center;
  min-height: 200px;
}
.photo-ph-label {
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* ── CTA band ── */
.cta-band {
  background: var(--bg-raised);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.cta-band-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.2rem, 4.5vw, 4rem);
  font-weight: 300;
  font-style: italic;
  margin-bottom: 2rem;
  line-height: 1.2;
}

/* ── Page header ── */
.page-head {
  padding: calc(var(--nav-h) + clamp(3rem, 8vh, 6rem)) var(--page-pad) clamp(2rem, 5vh, 4rem);
  border-bottom: 1px solid var(--border);
}
.page-head-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(3.5rem, 8vw, 8rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.01em;
}
.page-head-sub {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-2);
  letter-spacing: 0.04em;
}

/* ── Portfolio / gallery ── */
.gallery-filters {
  display: flex; gap: 0.5rem; flex-wrap: wrap;
  margin-bottom: 3rem;
}
.filter-btn {
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-2);
  padding: 0.45rem 1.1rem;
  cursor: pointer;
  transition: all 0.22s;
}
.filter-btn:hover, .filter-btn.active {
  border-color: var(--text-1); color: var(--text-1);
}
.gallery-grid {
  columns: 3;
  column-gap: 8px;
}
.gallery-item {
  break-inside: avoid;
  margin-bottom: 8px;
  overflow: hidden;
  cursor: pointer;
  position: relative;
}
.gallery-item img {
  width: 100%; display: block;
  transition: transform 0.65s var(--ease);
}
.gallery-item:hover img { transform: scale(1.04); }
.gallery-item .photo-ph { min-height: 250px; }
.gallery-shim {
  position: absolute; inset: 0;
  background: rgba(13,13,13,0);
  transition: background 0.3s;
}
.gallery-item:hover .gallery-shim { background: rgba(13,13,13,0.18); }

/* ── Lightbox ── */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(4,4,4,0.97);
  z-index: 500;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s;
}
.lightbox.open { opacity: 1; pointer-events: all; }
.lightbox-img {
  max-width: 88vw; max-height: 88vh;
  object-fit: contain;
}
.lb-btn {
  position: absolute; background: none; border: none;
  color: var(--text-2); cursor: pointer;
  transition: color 0.2s; line-height: 1;
}
.lb-btn:hover { color: var(--text-1); }
.lb-close { top: 1.5rem; right: 2rem; font-size: 1.8rem; }
.lb-prev  { left:  1.5rem; top: 50%; transform: translateY(-50%); font-size: 2rem; padding: 1rem; }
.lb-next  { right: 1.5rem; top: 50%; transform: translateY(-50%); font-size: 2rem; padding: 1rem; }

/* ── Pricing ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--border);
  gap: 1px;
  border: 1px solid var(--border);
}
.price-card {
  background: var(--bg);
  padding: clamp(2rem, 4vw, 3.5rem);
  display: flex;
  flex-direction: column;
  transition: background 0.3s;
}
.price-card:hover  { background: var(--bg-raised); }
.price-card.star   { background: var(--bg-raised); }
.price-tier {
  font-size: 0.6rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--text-2);
  margin-bottom: 1.5rem;
}
.price-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 2rem;
  font-weight: 300;
  margin-bottom: 0.5rem;
}
.price-amount {
  font-size: 2.8rem;
  font-weight: 300;
  letter-spacing: -0.03em;
  margin-bottom: 0.2rem;
}
.price-amount sup { font-size: 1.1rem; vertical-align: super; }
.price-since { font-size: 0.72rem; color: var(--text-2); margin-bottom: 0.4rem; }
.price-hours {
  font-size: 0.78rem;
  color: var(--text-2);
  padding-bottom: 1.8rem;
  margin-bottom: 1.8rem;
  border-bottom: 1px solid var(--border);
}
.price-features {
  list-style: none; flex: 1; margin-bottom: 2.5rem;
}
.price-features li {
  font-size: 0.82rem;
  color: var(--text-2);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: flex-start; gap: 0.7rem;
}
.price-features li::before {
  content: '';
  width: 3px; height: 3px; border-radius: 50%;
  background: var(--text-2);
  flex-shrink: 0;
  margin-top: 0.5rem;
}
.price-note {
  font-size: 0.75rem;
  color: var(--text-2);
  line-height: 1.75;
  padding: 2.5rem;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  margin-top: 2.5rem;
}
.price-note strong { color: var(--text-1); font-weight: 500; }

/* ── FAQ ── */
.faq-wrap { max-width: 760px; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
  width: 100%; background: none; border: none;
  color: var(--text-1); text-align: left;
  padding: 1.35rem 0;
  font-size: 0.88rem; font-family: 'DM Sans', sans-serif;
  cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.faq-icon {
  color: var(--text-2); font-size: 1.3rem;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease);
  font-style: normal;
  line-height: 1;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-a {
  font-size: 0.83rem;
  color: var(--text-2);
  line-height: 1.8;
  max-height: 0; overflow: hidden;
  transition: max-height 0.45s var(--ease), padding-bottom 0.3s;
}
.faq-item.open .faq-a { max-height: 400px; padding-bottom: 1.5rem; }

/* ── Contact ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 7rem;
  align-items: start;
}
.contact-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.2;
  margin-bottom: 2.5rem;
}
.c-detail { margin-bottom: 2rem; }
.c-detail .eyebrow { margin-bottom: 0.4rem; }
.c-detail p, .c-detail a {
  font-size: 0.85rem;
  color: var(--text-2);
  transition: color 0.2s;
}
.c-detail a:hover { color: var(--text-1); }

.form { display: flex; flex-direction: column; gap: 1px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; }
.form-field { display: flex; flex-direction: column; }
.form-field label {
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-2);
  background: var(--bg-raised);
  padding: 0.9rem 1.2rem 0.2rem;
}
.form-field input,
.form-field select,
.form-field textarea {
  background: var(--bg-raised);
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text-1);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem;
  padding: 0.6rem 1.2rem 1rem;
  outline: none;
  width: 100%;
  -webkit-appearance: none;
  transition: border-color 0.2s;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus { border-bottom-color: var(--text-1); }
.form-field select { cursor: pointer; color: var(--text-2); }
.form-field select option { background: var(--bg-raised); }
.form-field textarea { resize: vertical; min-height: 130px; }
.form-footer { margin-top: 2rem; display: flex; align-items: center; gap: 1.5rem; }
.form-legal { font-size: 0.7rem; color: var(--text-3); line-height: 1.5; }

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem var(--page-pad);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-logo { font-family: 'Cormorant Garamond', serif; font-size: 1.05rem; letter-spacing: 0.08em; }
.footer-copy { font-size: 0.68rem; color: var(--text-3); }
.footer-ig { font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-2); transition: color 0.2s; }
.footer-ig:hover { color: var(--text-1); }

/* ── Sobre mí — Hero retrato ── */
.about-hero {
  position: relative;
  padding-top: var(--nav-h);
}
.about-hero-img {
  width: 100%;
  height: auto;
  display: block;
}
.about-hero-fade {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 260px;
  background: linear-gradient(to bottom, transparent, var(--bg));
  pointer-events: none;
}
.about-hero-label {
  position: absolute;
  bottom: 2.5rem;
  left: var(--page-pad);
  z-index: 2;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(232,226,217,0.6);
}

/* ── Sobre mí — Contenido ── */
.about-content {
  max-width: 820px;
  margin: 0 auto;
  padding: 4rem var(--page-pad) 5rem;
}
.about-specialties {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.spec-tag {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-2);
  border: 1px solid var(--border);
  padding: 0.4rem 1rem;
  transition: color 0.2s, border-color 0.2s;
}
.spec-tag:hover { color: var(--text-1); border-color: var(--text-2); }
.about-heading {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 300;
  line-height: 1.1;
  margin-bottom: 2.5rem;
}
.about-heading em { font-style: italic; color: var(--text-2); }
.about-text p {
  font-size: 1.02rem;
  color: var(--text-2);
  line-height: 1.85;
  margin-bottom: 1.5rem;
  max-width: 660px;
}
.about-text p strong { color: var(--text-1); font-weight: 400; }
.about-text .closer {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
  font-style: italic;
  color: var(--text-1);
}
.about-divider {
  width: 40px;
  height: 1px;
  background: var(--border);
  margin: 2.8rem 0;
}
.about-ctas {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  align-items: center;
}
.about-cta-link {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.about-cta-link:hover { color: var(--text-1); border-color: var(--text-1); }

/* ── Sobre mí — Grid de fotos ── */
.about-grid-section {
  padding: 0 var(--page-pad) 6rem;
}
.about-grid-label {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 1.2rem;
}
.about-photo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 460px 460px;
  gap: 6px;
}
.about-photo-grid .cell {
  overflow: hidden;
}
.about-photo-grid .cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.65s var(--ease);
  filter: brightness(0.9);
}
.about-photo-grid .cell:hover img {
  transform: scale(1.03);
  filter: brightness(1);
}

/* ── Scroll fade-in ── */
.fi { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.fi.vis { opacity: 1; transform: none; }
.fi-d1 { transition-delay: 0.1s; }
.fi-d2 { transition-delay: 0.2s; }
.fi-d3 { transition-delay: 0.3s; }
.fi-d4 { transition-delay: 0.4s; }

/* ── Responsive ── */
@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-links.m-open {
    display: flex; flex-direction: column; align-items: flex-start;
    position: fixed; inset: var(--nav-h) 0 0 0;
    background: var(--bg); padding: 3rem var(--page-pad);
    gap: 2rem; border-top: 1px solid var(--border); z-index: 190;
  }
  .nav-links.m-open a { font-size: 1rem; }
  .hamburger { display: flex; }

  .about-strip { grid-template-columns: 1fr; gap: 2.5rem; }
  .featured-grid { grid-template-columns: 1fr 1fr; gap: 6px; }
  .f-item:nth-child(1) { grid-column: 1/3; }
  .f-item:nth-child(2) { grid-column: 1/2; }
  .f-item:nth-child(3) { grid-column: 2/3; }
  .f-item:nth-child(4) { grid-column: 1/3; }

  .gallery-grid { columns: 2; }
  .pricing-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 3.5rem; }
  .form-row { grid-template-columns: 1fr; }

  .about-photo-grid { grid-template-rows: 300px 300px; }
}

@media (max-width: 600px) {
  .hero-title { font-size: clamp(3.2rem, 15vw, 5rem); }
  .gallery-grid { columns: 1; }
  .featured-grid { display: flex; flex-direction: column; }
  .f-item { aspect-ratio: 4/3 !important; }
  .hero-ctas { flex-direction: column; }
  .about-photo-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .about-photo-grid .cell { height: 300px; }
  .about-ctas { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .fi { opacity: 1 !important; transform: none !important; }
}