/* ============ TOKENS ============
   Aquí vive todo el sistema de diseño. Si algún día quieres cambiar
   el color de acento o el tono de fondo, solo edita estas variables. */
:root{
  --paper: #EDEAE3;
  --paper-soft: #F4F1EA;
  --ink: #17140F;
  --ink-muted: #6E6858;
  --line: #D6D0C2;
  --accent: #2C4A63;
  --accent-ink: #ffffff;
  --dark: #141C24;
  --dark-text: #E9EDF0;
  --dark-muted: #8B98A3;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --maxw: 1180px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation: none !important; transition: none !important; }
}

body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display:block; }
.wrap{ max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

.eyebrow{
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: 12px;
  color: var(--ink-muted);
  display:flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{
  content:'';
  width: 18px; height: 1px;
  background: var(--accent);
  display:inline-block;
}

h1,h2,h3{
  font-family: var(--font-display);
  margin: 0;
  letter-spacing: -0.01em;
}

.btn{
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .05em;
  text-transform: uppercase;
  padding: 14px 22px;
  border-radius: 3px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  border: 1px solid var(--ink);
  transition: transform .2s ease, background .2s ease, color .2s ease;
}
.btn:hover{ transform: translateY(-2px); }
.btn-solid{ background: var(--ink); color: var(--paper); }
.btn-solid:hover{ background: var(--accent); border-color: var(--accent); color:#fff; }
.btn-ghost{ background: transparent; color: var(--ink); }
.btn-ghost:hover{ background: var(--ink); color: var(--paper); }
.btn-accent{ background: var(--accent); border-color: var(--accent); color:#fff; }
.btn-accent:hover{ filter: brightness(1.1); }

/* ============ NAV ============ */
header{
  position: fixed; top:0; left:0; right:0; z-index: 100;
  padding: 22px 0;
  transition: background .3s ease, padding .3s ease, border-color .3s ease;
  border-bottom: 1px solid transparent;
}
header.scrolled{
  background: rgba(237,234,227,.9);
  backdrop-filter: blur(6px);
  padding: 14px 0;
  border-color: var(--line);
}
nav.wrap{ display:flex; align-items:center; justify-content:space-between; }
.logo{ font-family: var(--font-display); font-weight:700; font-size: 19px; letter-spacing: -0.02em; }
.logo span{ color: var(--accent); }
/* Cuando el header flota sobre una sección de fondo oscuro (ej. Contacto),
   aclaramos el logo para que no se pierda antes de hacer scroll. */
header.on-dark:not(.scrolled) .logo,
header.on-dark:not(.scrolled) .logo span{
  color: var(--dark-text);
}
.nav-links{ display:flex; gap: 32px; align-items:center; }
.nav-links a{
  font-family: var(--font-mono); font-size: 12.5px; text-transform: uppercase;
  letter-spacing: .08em; color: var(--ink-muted);
  transition: color .2s ease;
}
.nav-links a:hover{ color: var(--ink); }
.nav-links a.active{ color: var(--ink); font-weight: 600; }
.nav-cta{ display:none; }
.menu-toggle{ display:none; background:none; border:none; cursor:pointer; padding: 4px; }
.menu-toggle span{ display:block; width:22px; height:2px; background:var(--ink); margin:5px 0; }

@media (min-width: 720px){
  .nav-cta{ display:inline-flex; }
}
@media (max-width: 860px){
  .nav-links{
    position: fixed; top: 0; right:0; height:100vh; width: min(78vw, 320px);
    background: var(--dark); color: var(--dark-text);
    flex-direction: column; justify-content:center; align-items:flex-start;
    gap: 26px; padding: 40px;
    transform: translateX(100%);
    transition: transform .35s ease;
  }
  .nav-links.open{ transform: translateX(0); }
  .nav-links a{ color: var(--dark-muted); font-size:14px; }
  .nav-links a:hover{ color: var(--dark-text); }
  .nav-links a.active{ color: var(--dark-text); }
  .menu-toggle{ display:block; z-index: 101; }
}

/* ============ FRAME PLACEHOLDER ============
   Sustituye estos <div class="frame"> por <img src="tu-foto.jpg" alt="..."> cuando
   tengas tus fotografías. La etiqueta de archivo (ej. DSC_0001) es solo decorativa. */
.frame{
  position: relative;
  border-radius: 2px;
  overflow: hidden;
  background:
    radial-gradient(rgba(23,20,15,.08) 1px, transparent 1.4px) 0 0/14px 14px,
    linear-gradient(160deg, #d8d2c4, #bfb8a6);
  display:flex; align-items:flex-end;
  opacity: 0;
  transform: scale(1.06);
  transition: opacity .7s ease, transform 1s cubic-bezier(.16,1,.3,1);
}
.frame.in{ opacity: 1; transform: scale(1); }
.frame img{
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.frame::after{
  content: attr(data-caption);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing:.04em;
  color: rgba(23,20,15,.55);
  padding: 14px;
}
.frame-tag{
  position:absolute; top:12px; left:12px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing:.06em;
  background: var(--accent); color:#fff; padding: 4px 8px; border-radius: 2px;
}
.frame-stamp{
  position:absolute; bottom:12px; right:12px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing:.04em;
  color: rgba(23,20,15,.55);
}

/* ============ HERO ============ */
.hero{
  padding: 168px 0 90px;
  display:grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items:center;
}
.hero h1{
  font-size: clamp(38px, 5vw, 64px);
  line-height: 1.05;
  margin: 18px 0 22px;
}
.hero p.lead{
  font-size: 17px; color: var(--ink-muted); max-width: 46ch; margin-bottom: 34px;
}
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; }
.hero-frame{ aspect-ratio: 4/5; }

@media (max-width: 900px){
  .hero{ grid-template-columns: 1fr; padding-top: 130px; }
  .hero-frame{ aspect-ratio: 16/10; order:-1; }
}

/* ============ EXPLORA (home) ============ */
.explore-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.explore-card{
  border: 1px solid var(--line); border-radius: 4px; padding: 26px;
  transition: border-color .2s ease, transform .2s ease, background .2s ease;
  display:block;
}
.explore-card:hover{ border-color: var(--accent); transform: translateY(-3px); background: var(--paper-soft); }
.explore-card .eyebrow{ margin-bottom: 14px; }
.explore-card h3{ font-size: 18px; margin-bottom: 8px; }
.explore-card p{ color: var(--ink-muted); font-size: 13.5px; margin: 0 0 14px; }
.explore-card .arrow{ font-family: var(--font-mono); font-size: 13px; transition: transform .2s ease; display:inline-block; }
.explore-card:hover .arrow{ transform: translateX(4px); }
@media (max-width: 900px){ .explore-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .explore-grid{ grid-template-columns: 1fr; } }

section{ padding: 100px 0; }
.section-head{ max-width: 640px; margin-bottom: 52px; }
.section-head h2{ font-size: clamp(28px, 3.4vw, 40px); margin-top:14px; }

/* ============ PORTFOLIO ============ */
.filters{ display:flex; gap: 10px; margin: 30px 0 44px; flex-wrap:wrap; }
.filter-btn{
  font-family: var(--font-mono); font-size: 12px; text-transform:uppercase; letter-spacing:.06em;
  padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line);
  background: transparent; color: var(--ink-muted); cursor:pointer;
  transition: all .2s ease;
}
.filter-btn.active, .filter-btn:hover{ border-color: var(--ink); color: var(--ink); background: var(--paper-soft); }

.grid{
  column-count: 3; column-gap: 22px;
}
.card{ break-inside: avoid; margin-bottom: 22px; }
.card .frame{ margin-bottom: 12px; }

/* Proporciones reutilizables para mezclar orientaciones de foto */
.ar-3-4{ aspect-ratio: 3/4; }   /* vertical */
.ar-4-5{ aspect-ratio: 4/5; }   /* vertical */
.ar-1-1{ aspect-ratio: 1/1; }   /* cuadrada */
.ar-3-2{ aspect-ratio: 3/2; }   /* horizontal */
.ar-16-9{ aspect-ratio: 16/9; } /* horizontal panorámica */

.card-meta{ display:flex; justify-content:space-between; font-family: var(--font-mono); font-size:11.5px; color: var(--ink-muted); text-transform:uppercase; letter-spacing:.04em; }
.card{ opacity:1; transition: opacity .25s ease, transform .25s ease; }
.card.hidden{ display:none; }

@media (max-width: 900px){ .grid{ column-count: 2; } }
@media (max-width: 560px){ .grid{ column-count: 1; } }

/* ============ SOBRE MI ============ */
.about{ background: var(--paper-soft); }
.about-grid{ display:grid; grid-template-columns: .8fr 1.2fr; gap: 60px; align-items:start; }
.about-frame{ aspect-ratio: 3/4; position: sticky; top: 110px; }
.about-copy p{ color: var(--ink-muted); font-size: 16px; margin: 0 0 18px; max-width: 62ch; }
.timeline{ margin-top: 34px; border-top: 1px solid var(--line); }
.timeline li{
  list-style:none; padding: 20px 0; border-bottom: 1px solid var(--line);
  display:grid; grid-template-columns: 90px 1fr; gap: 18px;
}
.timeline .t-tag{ font-family: var(--font-mono); font-size:12px; color: var(--accent); }
.timeline .t-title{ font-family: var(--font-display); font-weight:600; margin-bottom:4px; }
.timeline .t-desc{ color: var(--ink-muted); font-size: 14.5px; }

@media (max-width: 860px){
  .about-grid{ grid-template-columns: 1fr; }
  .about-frame{ position:static; aspect-ratio: 16/10; }
}

/* ============ SERVICIOS ============ */
.services-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.service-card{
  border: 1px solid var(--line); border-radius: 4px; padding: 34px;
  transition: border-color .2s ease, transform .2s ease;
}
.service-card:hover{ border-color: var(--ink); transform: translateY(-3px); }
.service-card .eyebrow{ margin-bottom: 16px; }
.service-card h3{ font-size: 22px; margin-bottom: 12px; }
.service-card p{ color: var(--ink-muted); font-size: 15px; margin:0; }
@media (max-width: 720px){ .services-grid{ grid-template-columns:1fr; } }

/* ============ PAQUETES ============ */
.pkg-subhead{ display:flex; align-items:baseline; justify-content:space-between; gap:20px; margin: 56px 0 22px; }
.pkg-subhead:first-of-type{ margin-top:0; }
.pkg-subhead h3{ font-family: var(--font-mono); text-transform:uppercase; font-size:13px; letter-spacing:.1em; color: var(--ink-muted); }
.pkg-subhead .pkg-note{ font-size: 13px; color: var(--ink-muted); }

.pricing-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items:stretch; }
.pricing-grid--2{ grid-template-columns: repeat(2, 1fr); max-width: 760px; }
.price-card{
  border: 1px solid var(--line); border-radius: 4px; padding: 30px;
  display:flex; flex-direction:column; background: var(--paper-soft);
  transition: border-color .2s ease, transform .2s ease;
}
.price-card:hover{ border-color: var(--accent); transform: translateY(-3px); }
.price-card.featured{ border-color: var(--accent); border-width:2px; position:relative; background:#fff; }
.price-card.featured::before{
  content:'Más elegido';
  position:absolute; top:-13px; left:26px;
  background: var(--accent); color:#fff;
  font-family: var(--font-mono); font-size:10.5px; letter-spacing:.06em; text-transform:uppercase;
  padding: 4px 10px; border-radius: 999px;
}
.price-card .pkg-name{ font-family: var(--font-mono); font-size:12px; text-transform:uppercase; letter-spacing:.08em; color: var(--ink-muted); }
.price-card h4{ font-family: var(--font-display); font-size: 24px; margin: 6px 0 2px; }
.price-card .price{ font-family: var(--font-display); font-weight:700; font-size: 30px; color: var(--accent); margin: 6px 0 20px; }
.price-card .price sup{ font-size:14px; font-weight:500; color: var(--ink-muted); margin-left:4px; }
.price-list{ list-style:none; margin:0 0 auto; padding:0; flex:1; }
.price-list li{
  font-size: 14px; color: var(--ink-muted); padding: 9px 0 9px 22px;
  border-top: 1px solid var(--line); position:relative;
}
.price-list li:first-child{ border-top:none; }
.price-list li::before{
  content:'—'; position:absolute; left:0; color: var(--accent);
}

.pkg-notes{
  margin-top: 26px; border: 1px dashed var(--line); border-radius: 4px; padding: 20px 24px;
  background: var(--paper-soft);
}
.pkg-notes p{ font-size: 13.5px; color: var(--ink-muted); margin: 0 0 8px; }
.pkg-notes p:last-child{ margin-bottom:0; }
.pkg-notes strong{ color: var(--ink); }

.pkg-contact-note{
  margin-top: 44px; text-align:center; padding: 26px; border-radius: 4px;
  background: var(--dark); color: var(--dark-text);
}
.pkg-contact-note p{ margin:0 0 14px; color: var(--dark-muted); font-size:15px; }

@media (max-width: 900px){ .pricing-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px){ .pricing-grid{ grid-template-columns: 1fr; } .pkg-subhead{ flex-direction:column; align-items:flex-start; gap:6px; } }

/* ============ CONTACTO ============ */
.contact{ background: var(--dark); color: var(--dark-text); }
.contact .eyebrow{ color: var(--dark-muted); }
.contact .eyebrow::before{ background: var(--accent); }
.contact h2{ color: #fff; }
.contact p.lead{ color: var(--dark-muted); max-width: 50ch; margin: 18px 0 44px; font-size: 16.5px; }
.contact-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.contact-card{
  border: 1px solid rgba(236,231,220,.18); border-radius: 4px; padding: 26px;
  transition: border-color .2s ease, background .2s ease;
}
.contact-card:hover{ border-color: var(--accent); background: rgba(44,74,99,.18); }
.contact-card .eyebrow{ margin-bottom: 14px; }
.contact-card .value{ font-family: var(--font-display); font-weight:600; font-size:18px; }
@media (max-width: 760px){ .contact-grid{ grid-template-columns:1fr; } }

footer{ padding: 34px 0; background: var(--accent); }
footer .wrap{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px; }
footer p{ font-family: var(--font-mono); font-size: 12px; color: rgba(255,255,255,.75); margin:0; }
footer .socials{ display:flex; gap:18px; }
footer .socials a{ font-family: var(--font-mono); font-size:12px; color: rgba(255,255,255,.9); }
footer .socials a:hover{ color: #fff; }

/* ============ SCROLL REVEAL ============ */
.reveal{ opacity:0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity:1; transform: translateY(0); }