/* ============================================================
   ROCCO STUDIO — estilos compartidos (v2)
   Tipografía: Helvetica (base) + Instrument Serif (solo acentos)
   Temas: "papel" (#FFFDF4) y "crema" (#F5F0E7 + secciones tinta)
   ADN de marca: logo "rocco." minúsculas, punto naranjo,
   voz directa tipo Instagram @roccostudio.cl
   ============================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --naranjo: #E8390E;
  --negro: #0B0A09;
  --font-sans: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-serif: 'Instrument Serif', Georgia, serif;
  --pad-x: clamp(20px, 5vw, 72px);
}

/* --- Tema único: Arena --- monocromático cálido, contraste por tipografía y líneas.
   Las secciones "panel" NO invierten: usan un arena un tono más profundo para
   marcar ritmo sin romper la coherencia. --- */
html[data-theme="arena"],
:root {
  --bg: #EAE3D3;          /* arena */
  --ink: #211B12;         /* tinta cálida, casi negra */
  --suave: rgba(33, 27, 18, 0.62);
  --linea: rgba(33, 27, 18, 0.16);
  --panel-bg: #E0D7C2;    /* arena profunda para cierres (CTA, footer) */
  --panel-ink: #211B12;
  --panel-suave: rgba(33, 27, 18, 0.62);
  --panel-linea: rgba(33, 27, 18, 0.16);
  --banda: #E0D7C2;       /* banda = arena profunda */
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--naranjo); color: #fff; }

/* ---------- Accesibilidad ---------- */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: var(--bg);
  padding: 12px 20px; z-index: 999;
  font-size: 14px; text-decoration: none;
}
.skip-link:focus { left: 12px; top: 12px; }

:focus-visible {
  outline: 2.5px solid var(--naranjo);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- Tipografía base ---------- */
h1, h2, h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 0.98;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

/* Serif SOLO como acento puntual (una palabra, un &) */
h1 em, h2 em, .serif {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  line-height: 1;
}

.amp {
  font-family: var(--font-serif);
  font-style: italic;
  text-transform: none;
  color: var(--naranjo);
}

/* El punto del logo como sello de marca */
.punto { color: var(--naranjo); }
.ast { color: var(--naranjo); font-style: normal; }

a { color: inherit; }

/* ---------- Logos ---------- */
.logo-nav { height: 20px; width: auto; display: block; }
.hero-marca { line-height: 0; margin: 0; }
.logo-hero { width: min(84vw, 940px); height: auto; display: block; }
.logo-footer { width: min(100%, 1000px); height: auto; display: block; }

/* ---------- Etiquetas de sección ---------- */
.etiqueta {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: clamp(28px, 4vw, 48px);
  color: var(--naranjo);
}
.etiqueta::before { content: '✳'; font-size: 14px; }

/* ---------- Navegación ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px var(--pad-x);
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--linea);
}

.nav-marca { display: block; text-decoration: none; }

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 40px);
  list-style: none;
}

.nav-links a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  position: relative;
  padding: 4px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1.5px;
  background: var(--naranjo);
  transition: width 0.25s ease;
}
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after { width: 100%; }

.nav-contacto {
  border: 1.5px solid var(--ink);
  border-radius: 99px;
  padding: 9px 22px !important;
  transition: background 0.25s, color 0.25s;
}
.nav-contacto::after { display: none; }
.nav-contacto:hover { background: var(--ink); color: var(--bg); }

/* Hamburguesa */
.nav-toggle {
  display: none;
  background: none;
  border: 1.5px solid var(--ink);
  border-radius: 99px;
  padding: 8px 16px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  cursor: pointer;
}

@media (max-width: 760px) {
  .nav-toggle { display: inline-block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--linea);
    padding: 8px var(--pad-x) 20px;
  }
  .nav-links.abierto { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a {
    display: block;
    padding: 14px 0;
    font-size: 16px;
    border-bottom: 1px solid var(--linea);
  }
  .nav-links li:last-child a { border-bottom: none; }
  .nav-contacto {
    border: none;
    border-radius: 0;
    padding: 14px 0 !important;
  }
  .nav-contacto:hover { background: none; color: var(--naranjo); }
  /* Sin JS: menú siempre visible en móvil */
  html:not(.js) .nav-links { display: flex; position: static; }
  html:not(.js) .nav-toggle { display: none; }
}

/* ---------- Secciones ---------- */
main { display: block; }

.seccion { padding: clamp(72px, 11vw, 150px) var(--pad-x); }
.seccion + .seccion { border-top: 1px solid var(--linea); }

/* Panel: en tema crema se pone negro, en papel queda claro */
.panel {
  background: var(--panel-bg);
  color: var(--panel-ink);
}
.panel .etiqueta { color: var(--naranjo); }
.panel a { color: inherit; }

/* Banda tonal (statement estilo works.studio, en calma) */
.seccion-banda {
  background: var(--banda);
  color: var(--ink);
}
.statement {
  font-size: clamp(40px, 7.4vw, 108px);
  font-weight: 700;
  text-transform: uppercase;
  line-height: 0.96;
  letter-spacing: -0.025em;
  max-width: 14ch;
  text-wrap: balance;
}
.statement em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  text-transform: none;
}
.statement-nota {
  margin-top: clamp(28px, 4vw, 44px);
  font-size: clamp(16px, 1.8vw, 20px);
  line-height: 1.6;
  max-width: 52ch;
  font-weight: 500;
}
.statement-nota strong { font-weight: 700; }

/* ---------- Hero ---------- */
.hero {
  min-height: calc(100svh - 65px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(32px, 5vw, 56px);
  padding: clamp(60px, 8vw, 110px) var(--pad-x);
}

.titulo-xl {
  font-size: clamp(48px, 9vw, 132px);
  max-width: 14ch;
}

.titulo-lg {
  font-size: clamp(38px, 6vw, 84px);
  max-width: 18ch;
}

.hero-bajada {
  font-size: clamp(17px, 1.9vw, 21px);
  line-height: 1.65;
  max-width: 46ch;
  color: var(--suave);
}
.hero-bajada strong { color: var(--ink); font-weight: 600; }
.panel .hero-bajada { color: var(--panel-suave); }
.panel .hero-bajada strong { color: var(--panel-ink); }

.hero-acciones {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.seccion .hero-bajada { margin-top: clamp(24px, 3.4vw, 40px); }
.seccion .hero-acciones { margin-top: clamp(30px, 4vw, 48px); }

/* ---------- Botones ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1.5px solid currentColor;
  border-radius: 99px;
  padding: 15px 34px;
  transition: background 0.25s, color 0.25s, border-color 0.25s, transform 0.25s;
}
.btn:hover { transform: translateY(-2px); }

.btn-lleno {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.btn-lleno:hover { background: var(--naranjo); border-color: var(--naranjo); color: #fff; }

.panel .btn-lleno { background: var(--panel-ink); color: var(--panel-bg); border-color: var(--panel-ink); }
.panel .btn-lleno:hover { background: var(--naranjo); border-color: var(--naranjo); color: #fff; }

.btn-borde:hover { color: var(--naranjo); border-color: var(--naranjo); }

/* ---------- Chip foco ---------- */
.chip {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
  background: var(--naranjo);
  border-radius: 99px;
  padding: 6px 14px;
  vertical-align: middle;
}

/* ---------- Índice editorial (casos) ---------- */
.indice { border-top: 1.5px solid var(--ink); }
.panel .indice { border-top-color: var(--panel-ink); }

.indice-head {
  display: grid;
  grid-template-columns: minmax(0, 2.4fr) minmax(0, 1.4fr) minmax(0, 1.4fr) minmax(60px, 0.5fr);
  gap: 18px;
  padding: 14px 0;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--suave);
  border-bottom: 1px solid var(--linea);
}

.indice-fila {
  display: grid;
  grid-template-columns: minmax(0, 2.4fr) minmax(0, 1.4fr) minmax(0, 1.4fr) minmax(60px, 0.5fr);
  gap: 18px;
  align-items: baseline;
  padding: clamp(20px, 3vw, 30px) 0;
  border-bottom: 1px solid var(--linea);
  text-decoration: none;
  transition: padding-left 0.3s ease;
}

a.indice-fila:hover { padding-left: 12px; }
a.indice-fila:hover .indice-proyecto { color: var(--naranjo); }

.indice-proyecto {
  font-size: clamp(20px, 2.6vw, 30px);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.05;
  transition: color 0.25s;
}

.indice-meta { font-size: 14px; color: var(--suave); }

@media (max-width: 700px) {
  .indice-head { display: none; }
  .indice-fila { grid-template-columns: 1fr; gap: 6px; }
  .indice-meta { font-size: 13px; }
}

/* ---------- Lista de servicios editorial ---------- */
.servicio {
  display: grid;
  grid-template-columns: minmax(52px, 0.5fr) minmax(0, 1.8fr) minmax(0, 2.6fr);
  gap: clamp(16px, 3vw, 48px);
  padding: clamp(28px, 4vw, 44px) 0;
  border-bottom: 1px solid var(--linea);
}

.servicio-num {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--naranjo);
  padding-top: 6px;
}

.servicio-nombre {
  font-size: clamp(24px, 3.2vw, 38px);
  line-height: 1.02;
}
.servicio-nombre .chip { margin-left: 10px; transform: translateY(-4px); }

.servicio-desc { color: var(--suave); font-size: 16px; max-width: 52ch; }
.servicio-desc strong { color: var(--ink); font-weight: 600; }

.servicio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}
.servicio-tags span {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--linea);
  border-radius: 99px;
  padding: 5px 12px;
  color: var(--suave);
}

@media (max-width: 760px) {
  .servicio { grid-template-columns: 1fr; gap: 10px; }
  .servicio-num { padding-top: 0; }
}

/* ---------- Caso detalle ---------- */
.caso-detalle {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 2.5fr);
  gap: clamp(28px, 5vw, 80px);
  padding: clamp(48px, 7vw, 96px) 0;
  border-bottom: 1px solid var(--linea);
}

.caso-detalle-titulo { font-size: clamp(34px, 4.6vw, 60px); }

.caso-detalle-rubro {
  margin-top: 14px;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--suave);
}

.caso-detalle-texto p { color: var(--suave); max-width: 58ch; }
.caso-detalle-texto p strong { color: var(--ink); font-weight: 600; }

.entregables {
  list-style: none;
  margin: 28px 0;
  border-top: 1px solid var(--linea);
}
.entregables li {
  padding: 13px 0;
  border-bottom: 1px solid var(--linea);
  display: flex;
  gap: 12px;
  font-size: 15.5px;
}
.entregables li::before {
  content: '✳';
  color: var(--naranjo);
  flex-shrink: 0;
}

.caso-pie { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }

.enlace {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1.5px solid var(--naranjo);
  padding-bottom: 3px;
  transition: color 0.25s;
}
.enlace:hover { color: var(--naranjo); }

.badge {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--naranjo);
  border: 1.5px solid var(--naranjo);
  border-radius: 99px;
  padding: 6px 14px;
}

@media (max-width: 760px) {
  .caso-detalle { grid-template-columns: 1fr; }
}

/* ---------- Nosotros ---------- */
.bio-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 2fr);
  gap: clamp(36px, 6vw, 90px);
  align-items: center;
}

.bio-foto img {
  width: 100%;
  max-width: 440px;
  height: auto;
  display: block;
  filter: drop-shadow(0 18px 40px rgba(11, 10, 9, 0.25));
  transform: rotate(-2deg);
}

.bio-texto p {
  font-size: clamp(17px, 1.9vw, 20px);
  line-height: 1.75;
  color: var(--suave);
}
.bio-texto p strong { color: var(--ink); font-weight: 600; }

.firma { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--linea); }
.firma-nombre {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 26px;
}
.firma-cargo {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--suave);
  margin-top: 4px;
}

@media (max-width: 820px) {
  .bio-grid { grid-template-columns: 1fr; }
  .bio-foto img { max-width: 320px; }
}

/* ---------- Razones / proceso ---------- */
.razones { border-top: 1.5px solid var(--ink); }
.razon {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 2.4fr);
  gap: clamp(14px, 3vw, 48px);
  padding: clamp(24px, 3.4vw, 38px) 0;
  border-bottom: 1px solid var(--linea);
}
.razon h3 { font-size: clamp(20px, 2.4vw, 28px); }
.razon p { color: var(--suave); font-size: 16px; max-width: 52ch; }

@media (max-width: 700px) {
  .razon { grid-template-columns: 1fr; gap: 8px; }
}

.proceso-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(24px, 3vw, 40px);
  margin-top: clamp(36px, 5vw, 64px);
}
.proceso-paso { border-top: 1.5px solid var(--ink); padding-top: 20px; }
.panel .proceso-paso { border-top-color: var(--panel-ink); }
.proceso-num {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--naranjo);
}
.proceso-paso h3 { font-size: 19px; margin: 12px 0 10px; }
.proceso-paso p { font-size: 15px; color: var(--suave); }
.panel .proceso-paso p { color: var(--panel-suave); }

@media (max-width: 900px) { .proceso-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .proceso-grid { grid-template-columns: 1fr; } }

/* ---------- Rubros (momento serif editorial) ---------- */
.rubros {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 10px;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(22px, 3.4vw, 40px);
  line-height: 1.3;
}
.rubros span { white-space: nowrap; }
.rubros .sep { color: var(--naranjo); font-style: normal; }

/* ---------- Contacto ---------- */
.contacto-mail {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(22px, 4.4vw, 56px);
  letter-spacing: -0.03em;
  text-decoration: none;
  border-bottom: 3px solid var(--naranjo);
  padding-bottom: 6px;
  word-break: break-all;
  transition: color 0.25s;
}
.contacto-mail:hover { color: var(--naranjo); }

.contacto-dm { margin-top: clamp(36px, 5vw, 56px); max-width: 52ch; }
.contacto-dm p { font-size: clamp(16px, 1.8vw, 19px); line-height: 1.65; color: var(--suave); margin-bottom: 22px; }
.contacto-dm p strong { color: var(--ink); font-weight: 600; }

.contacto-datos { margin-top: clamp(40px, 6vw, 72px); border-top: 1.5px solid var(--ink); max-width: 680px; }
.panel .contacto-datos { border-top-color: var(--panel-ink); }
.contacto-dato {
  display: grid;
  grid-template-columns: minmax(120px, 1fr) 2fr;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--linea);
  align-items: baseline;
}
.panel .contacto-dato { border-bottom-color: var(--panel-linea); }
.contacto-dato dt {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--suave);
}
.panel .contacto-dato dt { color: var(--panel-suave); }
.contacto-dato dd a { text-decoration: none; border-bottom: 1.5px solid var(--naranjo); padding-bottom: 2px; }
.contacto-dato dd a:hover { color: var(--naranjo); }

/* ---------- CTA panel ---------- */
.cta-final .titulo-lg { max-width: 16ch; }
.cta-final .hero-acciones { margin-top: clamp(30px, 4vw, 48px); }

/* ---------- Footer ---------- */
.footer {
  background: var(--panel-bg);
  color: var(--panel-ink);
  padding: clamp(64px, 9vw, 120px) var(--pad-x) 36px;
  border-top: 1px solid var(--linea);
}

.footer-medio {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 28px;
  margin-top: clamp(36px, 6vw, 72px);
  padding-top: 28px;
  border-top: 1px solid var(--panel-linea);
}

.footer-tag {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(18px, 2.2vw, 26px);
}

.footer-links { display: flex; flex-wrap: wrap; gap: 22px; list-style: none; }
.footer-links a {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
}
.footer-links a:hover { color: var(--naranjo); }

.footer-legal {
  margin-top: 40px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--panel-suave);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
}

/* ---------- Reveal (solo con JS y sin reduced-motion) ---------- */
html.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
html.js .reveal.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  html.js .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover { transform: none; }
  a.indice-fila:hover { padding-left: 0; }
  *, *::before, *::after { animation: none !important; }
}

/* ---------- Toggle de tema (solo para revisión) ---------- */
.tema-toggle {
  position: fixed;
  bottom: 18px;
  right: 18px;
  z-index: 200;
  background: var(--ink);
  color: var(--bg);
  border: none;
  border-radius: 99px;
  padding: 12px 20px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 6px 24px rgba(11, 10, 9, 0.3);
}
.tema-toggle:hover { background: var(--naranjo); color: #fff; }