/* ============================================================
   PDM WEB v2 — "Editorial"
   Estética: minimalista, editorial, prime. Una sola foto respira
   en el hero; el blanco es generoso; el acento (rosa vino) se usa
   con cuentagotas. Tipografía Plus Jakarta Sans llevada al extremo.
   Tokens 100% del Manual de Marca v6.
   ============================================================ */

:root {
  /* Paleta de marca */
  --navy:      #233D4D;
  --lavanda:   #CABAD7;
  --vino:      #9B4B54;
  --crema:     #F5F3F0;
  --blanco:    #FFFFFF;
  --tinta:     #0D0D0D;

  /* Derivados sobrios */
  --crema-2:   #ECE8E1;     /* separadores muy suaves */
  --navy-60:   rgba(35,61,77,.6);
  --tinta-55:  rgba(13,13,13,.55);
  --linea:     rgba(13,13,13,.12);

  /* Tipografía */
  --font: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, sans-serif;

  /* Ritmo vertical editorial */
  --col:       720px;       /* columna de lectura estrecha */
  --col-wide:  1100px;
  --gap:       clamp(5rem, 12vh, 9rem);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  font-weight: 400;
  color: var(--tinta);
  background: var(--crema);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

/* Contenedores */
.wrap { width: 100%; max-width: var(--col-wide); margin-inline: auto; padding-inline: clamp(1.25rem, 5vw, 3rem); }
.col  { width: 100%; max-width: var(--col); margin-inline: auto; padding-inline: clamp(1.25rem, 5vw, 3rem); }

/* ---------- Tipografía: dos personalidades, misma familia ---------- */
.eyebrow {
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--vino);
  margin: 0 0 1.4rem;
}
.eyebrow.muted { color: var(--navy-60); }

.display {
  font-weight: 800;
  font-size: clamp(2.6rem, 7vw, 5.4rem);
  line-height: .98;
  letter-spacing: -.035em;
  margin: 0;
  color: var(--navy);
}
.display em { font-style: italic; font-weight: 400; color: var(--vino); }

h2.section-title {
  font-weight: 800;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.04;
  letter-spacing: -.025em;
  color: var(--navy);
  margin: 0 0 1.5rem;
}

h3 { font-weight: 700; letter-spacing: -.01em; color: var(--navy); margin: 0; }

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  font-weight: 400;
  color: var(--tinta-55);
  line-height: 1.55;
  max-width: 48ch;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--font);
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .01em;
  padding: .95rem 1.7rem;
  border: 1px solid transparent;
  border-radius: 2px;            /* casi recto: editorial, no app */
  cursor: pointer;
  transition: transform .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--vino); color: var(--blanco); }
.btn-primary:hover { background: #843e46; }
.btn-line { background: transparent; color: var(--navy); border-color: var(--linea); }
.btn-line:hover { border-color: var(--navy); }
.btn-line-light { background: transparent; color: var(--blanco); border-color: rgba(255,255,255,.45); }
.btn-line-light:hover { border-color: var(--blanco); background: rgba(255,255,255,.08); }
.btn-lg { padding: 1.1rem 2.1rem; font-size: 1rem; }

.arrow { transition: transform .25s ease; }
.btn:hover .arrow { transform: translateX(4px); }

/* ============================================================
   S0 — NAV
   ============================================================ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .4s ease, box-shadow .4s ease, padding .4s ease;
  padding: 1.5rem 0;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; }
.nav-logo img { height: 30px; width: auto; transition: opacity .3s ease; }

/* sobre el hero: logo claro */
.nav .logo-dark { display: none; }
.nav .logo-light { display: block; }
.nav.scrolled {
  background: rgba(245,243,240,.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--linea);
  padding: 1rem 0;
}
.nav.scrolled .logo-dark { display: block; }
.nav.scrolled .logo-light { display: none; }

.nav-links { display: flex; align-items: center; gap: 2.2rem; }
.nav-links a:not(.btn) {
  font-size: .9rem; font-weight: 500; color: var(--blanco);
  opacity: .9; transition: opacity .2s ease;
}
.nav-links a:not(.btn):hover { opacity: 1; }
.nav.scrolled .nav-links a:not(.btn) { color: var(--navy); }
.nav.scrolled .nav-links .btn-primary { color: var(--blanco); }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: .5rem; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--blanco); margin: 5px 0; transition: .3s; }
.nav.scrolled .nav-toggle span { background: var(--navy); }

/* ============================================================
   S1 — HERO (foto que respira)
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: flex-end;
  overflow: hidden;
  background: var(--navy);
}
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-media img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.0);
  animation: breathe 24s ease-in-out infinite alternate;
}
@keyframes breathe {
  from { transform: scale(1.0)  translateY(0); }
  to   { transform: scale(1.09) translateY(-1.5%); }
}
.hero-scrim {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(to top, rgba(13,13,13,.80) 0%, rgba(13,13,13,.30) 38%, rgba(13,13,13,.20) 62%, rgba(13,13,13,.52) 100%);
}
.hero-inner {
  position: relative; z-index: 2;
  width: 100%;
  padding-bottom: clamp(3.5rem, 9vh, 6rem);
  padding-top: 8rem;
}
.hero-inner::before {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; top: 28%;
  z-index: -1; pointer-events: none;
  background: linear-gradient(to top, rgba(13,13,13,.55), rgba(13,13,13,.32) 45%, transparent);
  -webkit-mask-image: linear-gradient(to top, #000 60%, transparent);
          mask-image: linear-gradient(to top, #000 60%, transparent);
}
.hero .eyebrow { color: var(--lavanda); text-shadow: 0 1px 14px rgba(0,0,0,.85); }
.hero .display { color: var(--blanco); max-width: 16ch; text-shadow: 0 2px 30px rgba(0,0,0,.35); }
.hero .display em { color: var(--lavanda); }
.hero-lead {
  color: rgba(255,255,255,.82);
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  max-width: 46ch;
  margin: 1.8rem 0 2.4rem;
  line-height: 1.55;
}
.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; }

/* línea de meta fina bajo los CTAs */
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 1.6rem;
  margin-top: 2.8rem;
  font-size: .82rem; font-weight: 500;
  color: rgba(255,255,255,.7);
}
.hero-meta span { position: relative; padding-left: 1.1rem; }
.hero-meta span::before {
  content: ""; position: absolute; left: 0; top: 50%;
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--vino); transform: translateY(-50%);
}

/* ============================================================
   S-SIGNATURE — Las dos ventas
   ============================================================ */
.dos-ventas { padding: clamp(7rem, 18vh, 12rem) 0; background: var(--crema); }
.dv-eyebrow { text-align: center; }
.dv-line {
  font-weight: 800;
  font-size: clamp(2rem, 5.2vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -.03em;
  color: var(--navy);
  text-align: center;
  max-width: 18ch;
  margin: 0 auto;
}
.dv-line .swap { color: var(--vino); font-style: italic; font-weight: 400; }
.dv-body {
  max-width: 40ch; margin: 3rem auto 0; text-align: center;
  color: var(--tinta-55); font-size: 1.1rem; line-height: 1.7;
}
/* reveal por scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 1s ease, transform 1s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .12s; }
.reveal.d2 { transition-delay: .24s; }

/* ============================================================
   S2 — PORTFOLIO (editorial, asimétrico)
   ============================================================ */
.section { padding: var(--gap) 0; }
.section-head { max-width: 50ch; margin-bottom: clamp(3rem, 6vh, 5rem); }

.pf-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: clamp(150px, 21vw, 280px);
  gap: clamp(.8rem, 1.4vw, 1.4rem);
}
.pf-item {
  position: relative; overflow: hidden; background: var(--crema-2);
  border-radius: 2px;
  transition: transform .55s cubic-bezier(.2,.7,.2,1), box-shadow .55s cubic-bezier(.2,.7,.2,1);
}
.pf-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1.1s cubic-bezier(.2,.7,.2,1);
}
.pf-item::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to top, rgba(13,13,13,.35), transparent 55%);
  opacity: .55; transition: opacity .55s ease;
}
.pf-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 55px -25px rgba(35,61,77,.55);
  z-index: 3;
}
.pf-item:hover img { transform: scale(1.07); }
.pf-item:hover::after { opacity: .85; }
.pf-cap {
  position: absolute; left: 1rem; bottom: 1rem; z-index: 2;
  font-size: .78rem; font-weight: 600; letter-spacing: .04em;
  color: var(--blanco);
  text-shadow: 0 1px 8px rgba(0,0,0,.5);
  transform: translateY(0);
  transition: transform .55s cubic-bezier(.2,.7,.2,1);
}
.pf-item:hover .pf-cap { transform: translateY(-3px); }
/* Composición editorial: fila 1 destacada (pieza alta), resto en ritmo */
.pf-a { grid-column: span 7; grid-row: span 2; }   /* protagonista */
.pf-b { grid-column: span 5; grid-row: span 1; }
.pf-c { grid-column: span 5; grid-row: span 1; }
.pf-d { grid-column: span 4; grid-row: span 1; }
.pf-e { grid-column: span 4; grid-row: span 1; }
.pf-f { grid-column: span 4; grid-row: span 1; }
.pf-g { grid-column: span 12; grid-row: span 1; }  /* banda ancha de cierre */

/* ============================================================
   INTERLUDIO full-bleed
   ============================================================ */
.interlude {
  position: relative; min-height: 70vh; display: flex; align-items: center;
  background: var(--navy); overflow: hidden;
}
.interlude img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .55; }
.interlude .scrim { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(13,13,13,.55), rgba(13,13,13,.1)); }
.interlude-text { position: relative; z-index: 2; color: var(--blanco); }
.interlude-text h2 {
  font-weight: 800; font-size: clamp(1.8rem, 4vw, 3.2rem);
  letter-spacing: -.025em; line-height: 1.1; max-width: 18ch; color: var(--blanco); margin: 0;
}

/* ============================================================
   VÍDEO (no hero)
   ============================================================ */
.reel { background: var(--crema); padding: 0 0 var(--gap); margin-top: clamp(.8rem, 1.4vw, 1.4rem); }
.reel-frame { position: relative; width: 100%; max-width: var(--col-wide); margin-inline: auto; padding-inline: clamp(1.25rem, 5vw, 3rem); }
.reel-video { width: 100%; height: auto; display: block; background: var(--navy); border-radius: 3px; aspect-ratio: 16/9; object-fit: cover; }
.reel-playpause {
  position: absolute; right: clamp(2rem, 6vw, 4rem); bottom: 1.2rem; z-index: 2;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(13,13,13,.45); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.3); color: var(--blanco);
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  transition: background .25s ease;
}
.reel-playpause:hover { background: rgba(13,13,13,.7); }

/* ============================================================
   S3 · SERVICIOS
   ============================================================ */
.serv { background: var(--blanco); }
.tabs { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 3rem; border-bottom: 1px solid var(--linea); }
.tab {
  background: none; border: 0; cursor: pointer;
  font-family: var(--font); font-size: .95rem; font-weight: 600; color: var(--navy-60);
  padding: .9rem 1.2rem; position: relative; transition: color .2s ease;
}
.tab:hover { color: var(--navy); }
.tab.active { color: var(--navy); }
.tab.active::after {
  content: ""; position: absolute; left: 1.2rem; right: 1.2rem; bottom: -1px;
  height: 2px; background: var(--vino);
}

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.4rem; }
.card {
  border: 1px solid var(--linea);
  border-radius: 3px;
  padding: 2rem 1.8rem;
  background: var(--blanco);
  display: flex; flex-direction: column;
  transition: border-color .3s ease, transform .3s ease, box-shadow .3s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 18px 40px -28px rgba(35,61,77,.45); border-color: rgba(35,61,77,.25); }
.card.feat { border-color: var(--navy); background: var(--navy); color: var(--blanco); }
.card.feat h3, .card.feat .card-price { color: var(--blanco); }
.card.feat .card-desc, .card.feat .card-list li { color: rgba(255,255,255,.8); }
.card.feat .card-list li::before { color: var(--lavanda); }

.card-badge {
  align-self: flex-start;
  font-size: .68rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--vino); background: rgba(155,75,84,.1);
  padding: .35rem .7rem; border-radius: 2px; margin-bottom: 1.1rem;
}
.card.feat .card-badge { color: var(--navy); background: var(--lavanda); }
.card h3 { font-size: 1.25rem; margin-bottom: .5rem; }
.card-desc { font-size: .92rem; color: var(--tinta-55); line-height: 1.55; margin: 0 0 1.4rem; flex-grow: 0; }
.card-price-row { display: flex; align-items: baseline; gap: .6rem; margin-bottom: 1.3rem; }
.card-price { font-size: 1.9rem; font-weight: 800; letter-spacing: -.02em; color: var(--navy); }
.card-suffix { font-size: .8rem; font-weight: 500; color: var(--navy-60); }
.card-old { font-size: .95rem; color: var(--tinta-55); text-decoration: line-through; }
.card-list { list-style: none; padding: 0; margin: 0 0 1.6rem; flex-grow: 1; }
.card-list li { position: relative; padding-left: 1.4rem; font-size: .88rem; color: var(--tinta-55); margin-bottom: .55rem; line-height: 1.45; }
.card-list li::before { content: "—"; position: absolute; left: 0; color: var(--vino); }
.card .btn { width: 100%; justify-content: center; margin-top: auto; }

/* ============================================================
   S4 — CÓMO FUNCIONA
   ============================================================ */
.como { background: var(--crema); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.5rem, 3vw, 3rem); margin-top: 1rem; }
.step { border-top: 1px solid var(--navy); padding-top: 1.4rem; }
.step-num { font-size: .8rem; font-weight: 700; letter-spacing: .2em; color: var(--vino); margin-bottom: 1rem; }
.step h3 { font-size: 1.2rem; margin-bottom: .6rem; }
.step p { font-size: .92rem; color: var(--tinta-55); margin: 0; line-height: 1.55; }
.como-note { margin-top: clamp(3rem, 6vh, 5rem); text-align: center; font-size: 1.05rem; color: var(--navy); font-weight: 500; max-width: 44ch; margin-inline: auto; }

/* ============================================================
   S5 — BIENVENIDA / OFERTA
   ============================================================ */
.welcome { background: var(--lavanda); }
.welcome-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: clamp(2rem, 5vw, 5rem); }
.welcome-text .eyebrow { color: var(--vino); }
.welcome-text h2 { color: var(--navy); }
.welcome-text p { color: var(--navy); opacity: .85; font-size: 1.05rem; max-width: 42ch; margin: 0 0 2rem; }
.welcome-media img { border-radius: 3px; aspect-ratio: 4/5; object-fit: cover; object-position: center center; box-shadow: 0 30px 60px -30px rgba(35,61,77,.6); }

/* ============================================================
   S6 — QUIÉNES SOMOS
   ============================================================ */
.about { background: var(--blanco); }
.about .col { text-align: left; }
.about-quote {
  font-weight: 800; font-size: clamp(1.6rem, 3.4vw, 2.6rem);
  line-height: 1.18; letter-spacing: -.02em; color: var(--navy);
  max-width: 22ch; margin: 0 0 2rem;
}
.about p { font-size: 1.05rem; color: var(--tinta-55); line-height: 1.7; max-width: 56ch; }

/* ============================================================
   S7 — CTA FINAL + FOOTER
   ============================================================ */
.final {
  background: var(--navy); color: var(--blanco);
  text-align: center; padding: clamp(6rem, 14vh, 10rem) 0;
}
.final .eyebrow { color: var(--lavanda); }
.final h2 { color: var(--blanco); font-size: clamp(2rem, 5vw, 3.6rem); letter-spacing: -.03em; line-height: 1.05; margin: 0 auto 1.6rem; max-width: 16ch; }
.final p { color: rgba(255,255,255,.75); font-size: 1.1rem; max-width: 42ch; margin: 0 auto 2.6rem; }

.footer { background: var(--navy); color: rgba(255,255,255,.7); border-top: 1px solid rgba(255,255,255,.12); padding: 3rem 0; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.footer img { height: 26px; opacity: .9; }
.footer-meta { font-size: .82rem; }
.footer a:hover { color: var(--blanco); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed; inset: 0 0 0 auto; width: min(78vw, 320px);
    background: var(--navy); flex-direction: column; align-items: flex-start;
    justify-content: center; gap: 1.6rem; padding: 2rem;
    transform: translateX(110%); transition: transform .35s ease; z-index: 99;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a:not(.btn), .nav.scrolled .nav-links a:not(.btn) { color: var(--blanco); font-size: 1.15rem; }
  .nav-links .btn { width: 100%; justify-content: center; }

  .welcome-grid { grid-template-columns: 1fr; }
  .welcome-media { order: -1; }
  .steps { grid-template-columns: 1fr; }

  /* portfolio se reorganiza */
  .pf-a, .pf-b, .pf-c, .pf-d { grid-column: span 12; aspect-ratio: 4/3; }
  .pf-e, .pf-f, .pf-g { grid-column: span 6; aspect-ratio: 3/4; }
}

@media (max-width: 520px) {
  .hero-meta { gap: .5rem 1.2rem; }
  .pf-e, .pf-f, .pf-g { grid-column: span 12; aspect-ratio: 4/3; }
  .tabs { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .tab { white-space: nowrap; }
}

/* Accesibilidad */
:focus-visible { outline: 2px solid var(--vino); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .hero-media img { animation: none !important; transform: none !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
}