/* Nox Quality Studio. Sistema índigo del 31/8 (master visual):
   Mulish + Fraunces, noche índigo #0F1865, CTA borravino #5B0639.
   Sin librerías externas.
   Si docs/web/paleta-nox.md existe, sus valores MANDAN sobre estos. */

:root {
  /* superficies: Fondo y Panel medidos de la lamina (paleta-nox.md);
     bg-2 y panel-2 derivados por mezcla entre ellos */
  --bg: #181e36;
  --bg-2: #152649;
  --panel: #122e5c;
  --panel-2: #1c3972;
  /* texto: Tinta off-white calido y Tinta mute de paleta-nox.md */
  --ink: #f3e8e1;
  --ink-soft: rgba(243, 232, 225, 0.86);
  --ink-mute: #a09994;
  --line: #71829d;
  /* identidad: los dos unicos decididos */
  --indigo: #0f1865;
  --cta: #5b0639;
  --cta-hover: #79335d;
  --cta-ink: #ffffff;
  /* medidos de la lamina. Violeta es RELLENO, nunca texto (falla contraste);
     violet-soft es su derivado aclarado 45% hacia blanco, apto texto */
  --violet: #6a428c;
  --violet-soft: #ad97c0;
  --amber: #f8b34d;        /* solo luces */
  --reflection: #ffd570;   /* solo luces, ilustracion */
  --ember: #c25a62;        /* transiciones de luz; señal no amarilla */
  --ember-soft: #d48b91;   /* derivado apto texto chico (pills S1) */
  --star: #cbd5ff;
  --mono: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  --serif: "Fraunces", Georgia, serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Mulish', system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink-soft);
  line-height: 1.65;
  font-size: 17px;
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { color: var(--ink); font-weight: 800; }
h1, h2 { font-family: var(--serif); font-weight: 500; letter-spacing: -0.02em; }
.kicker {
  font-family: var(--mono);
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 3px; color: var(--violet-soft);
  margin-bottom: 14px;
}

/* ---------- nav fija ---------- */
.nav-shell {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  background: rgba(24, 30, 54, 0.82);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(113, 130, 157, 0.35);
}
nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 900; letter-spacing: 4px; text-transform: uppercase;
  font-size: 16px; color: var(--ink); text-decoration: none;
}
.brand svg { display: block; }
.navlinks { display: flex; gap: 26px; align-items: center; }
.navlinks a {
  color: var(--ink-mute); text-decoration: none; font-size: 14px;
  font-weight: 700; letter-spacing: 0.5px;
  padding: 6px 2px;
}
.navlinks a:hover, .navlinks a[aria-current="page"] { color: var(--ink); }
.navlinks a[aria-current="page"] { border-bottom: 2px solid var(--violet-soft); }

.btn {
  display: inline-block; background: var(--cta); color: var(--cta-ink);
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-weight: 800; text-decoration: none; border-radius: 8px;
  padding: 12px 24px; font-size: 15px; letter-spacing: 0.3px;
  transition: transform 0.12s ease, background 0.12s ease;
}
.btn:hover { background: var(--cta-hover); transform: translateY(-1px); }
.btn.ghost {
  background: rgba(0, 0, 0, 0.25); color: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.25);
}
.btn.ghost:hover { background: rgba(106, 66, 140, 0.18); }

/* hamburguesa */
.burger {
  display: none; background: none; border: 0; cursor: pointer;
  width: 42px; height: 42px; border-radius: 8px;
}
.burger span {
  display: block; width: 20px; height: 2px; background: var(--ink);
  margin: 4px auto; transition: transform 0.2s ease, opacity 0.2s ease;
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 720px) {
  .burger { display: block; }
  .navlinks {
    display: none;
    position: absolute; top: 64px; left: 0; right: 0;
    flex-direction: column; align-items: flex-start;
    gap: 0;
    background: rgba(24, 30, 54, 0.97);
    border-bottom: 1px solid var(--line);
    padding: 10px 24px 20px;
  }
  .navlinks.open { display: flex; }
  .navlinks a { padding: 12px 0; font-size: 16px; width: 100%; }
  .navlinks .btn { margin-top: 10px; }
}

main { padding-top: 64px; }

/* ---------- hero con cielo nocturno ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 120px 0 110px;
  text-align: center;
}
.hero-scene { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.hero-scene img { display: block; width: 100%; height: 100%; object-fit: cover; }
.stars { position: absolute; inset: 0; pointer-events: none; }
.hero::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 60%;
  background: linear-gradient(180deg, rgba(6, 8, 22, 0.55), transparent);
  pointer-events: none;
}
.stars i {
  position: absolute; width: 2px; height: 2px; border-radius: 50%;
  background: var(--star); opacity: 0.3;
  animation: twinkle 12s ease-in-out infinite;
}
@keyframes twinkle {
  0%, 90%, 100% { opacity: 0.3; }
  94% { opacity: 0.75; }
}
.hero .wrap { position: relative; }
.hero h1 {
  font-size: clamp(36px, 5.6vw, 62px);
  line-height: 1.12; letter-spacing: -0.036em; max-width: 820px;
  margin: 0 auto;
}
.hero p.sub {
  margin: 26px auto 38px; max-width: 620px; font-size: 19px;
}
.cta-row { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }

/* ---------- secciones ---------- */
section { padding: 80px 0; border-top: 1px solid var(--line); }
section h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  margin-bottom: 14px;
}
.lede { max-width: 620px; color: var(--ink-mute); margin-bottom: 46px; }

/* ---------- findings: la sección con forma de reporte QA ---------- */
.findings { display: flex; flex-direction: column; gap: 14px; max-width: 780px; }
.finding {
  display: flex; gap: 18px; align-items: flex-start;
  background: var(--panel); border: 1px solid var(--line);
  border-left: 3px solid var(--violet);
  border-radius: 10px; padding: 18px 22px;
  font-size: 16px;
}
.finding .sev {
  font-family: var(--mono); font-size: 12px; font-weight: 700;
  padding: 3px 9px; border-radius: 4px; white-space: nowrap; margin-top: 2px;
}
.sev.s1 { color: var(--ember-soft); border: 1px solid var(--ember); }
.sev.s2 { color: var(--amber); border: 1px solid var(--amber); }
.finding .fix { display: block; margin-top: 6px; font-size: 13.5px; color: var(--ink-mute); font-family: var(--mono); }

/* ---------- servicios: filas asimétricas, no cards gemelas ---------- */
.svc-rows { display: flex; flex-direction: column; }
.svc {
  display: grid; grid-template-columns: 120px 1fr 1fr; gap: 30px;
  padding: 38px 0; border-top: 1px solid var(--line);
  position: relative;
}
.svc:first-child { border-top: 0; }
.svc .num {
  font-family: var(--mono); font-size: 44px; font-weight: 700;
  color: var(--panel-2); line-height: 1;
  transition: color 0.25s ease;
}
.svc:hover .num { color: var(--ink); }
.svc .head h3 { font-size: 23px; letter-spacing: 0.4px; }
.svc .head .label {
  font-family: var(--mono); font-size: 12px; letter-spacing: 2px;
  text-transform: uppercase; color: var(--violet-soft); display: block; margin-bottom: 8px;
}
.svc .head .tag { font-size: 14px; color: var(--ink-mute); font-style: italic; margin-top: 6px; }
.svc .head .price { font-size: 17px; font-weight: 800; color: var(--ink); margin-top: 10px; display: none; }
body.show-pricing .svc .head .price { display: block; }
.svc ul { list-style: none; }
.svc li {
  font-size: 15.5px; padding: 5px 0 5px 20px; position: relative;
}
.svc li::before {
  content: "◆"; color: var(--violet); font-size: 9px;
  position: absolute; left: 0; top: 10px;
}
.svc .meta { font-size: 13.5px; color: var(--ink-mute); margin-top: 10px; font-style: italic; }
@media (max-width: 820px) {
  .svc { grid-template-columns: 1fr; gap: 14px; }
  .svc .num { font-size: 30px; }
}

/* ---------- toolbox: tira secundaria, bajo perfil ---------- */
.toolbox {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px;
}
.tool {
  border: 1px dashed var(--line); border-radius: 10px;
  padding: 20px 22px; font-size: 15px;
}
.tool h3 { font-size: 16px; margin-bottom: 8px; letter-spacing: 0.3px; }
.tool p { color: var(--ink-mute); }

/* ---------- método ---------- */
.method-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 26px; }
.method-item h3 { font-size: 17px; margin-bottom: 6px; letter-spacing: 0.3px; }
.method-item p { font-size: 15px; color: var(--ink-mute); }

/* ---------- spotlight hover (efecto aceternity, sin librería) ---------- */
.spot {
  position: relative;
}
.spot::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  /* la linterna del visitante es luz calida, como las farolas de la escena */
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%),
              rgba(255, 213, 112, 0.06), transparent 65%);
  opacity: 0; transition: opacity 0.25s ease; pointer-events: none;
}
.spot:hover::after { opacity: 1; }

/* ---------- cta ---------- */
.cta-band {
  position: relative;
  background: var(--panel-2);
  border-radius: 16px; padding: 52px 40px; text-align: center;
  border: 1px solid transparent;
  background-clip: padding-box;
}
.cta-band::before {
  content: ""; position: absolute; inset: -1px; z-index: -1;
  border-radius: 17px;
  background: linear-gradient(120deg, var(--cta), transparent 40%, transparent 60%, var(--violet));
}
.cta-band h2 { margin-bottom: 10px; }
.cta-band p { color: var(--ink-mute); margin-bottom: 28px; max-width: 520px; margin-left: auto; margin-right: auto; }

/* ---------- páginas About / Projects ---------- */
.page-head { padding: 90px 0 30px; }
.page-head h1 { font-size: clamp(30px, 4.5vw, 48px); }
.page-head .lede { margin-top: 16px; margin-bottom: 0; }

.about-text { max-width: 640px; }
.about-text p { margin-bottom: 16px; font-size: 16.5px; }
.about-text .links { margin-top: 20px; }
.about-text .links a { color: var(--violet-soft); font-weight: 700; text-decoration: none; margin-right: 22px; }
.about-text .links a:hover { text-decoration: underline; }

.people-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.person {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 18px 20px; font-size: 14.5px;
}
.person strong { color: var(--ink); display: block; margin-bottom: 4px; }
.person span { color: var(--ink-mute); }

.project-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 30px 28px; max-width: 680px; margin-bottom: 18px;
}
.badge {
  display: inline-block; font-family: var(--mono); font-size: 11px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  border: 1px solid var(--violet); color: var(--violet-soft);
  border-radius: 20px; padding: 4px 12px; margin-left: 10px;
  vertical-align: middle;
}
.project-card h3 { font-size: 20px; display: inline; }
.project-card p { margin-top: 12px; font-size: 15.5px; }
.project-card .by { margin-top: 10px; font-size: 13.5px; color: var(--ink-mute); font-style: italic; }
.project-card a.plink { color: var(--violet-soft); font-weight: 700; text-decoration: none; }
.project-card a.plink:hover { text-decoration: underline; }

/* ---------- footer: la escena de la Barceloneta cierra la página ----------
   Formato Railway (Sol 1/9): la banda CTA es un bloque duro que muerde la
   ilustración; nada de línea outline ni degradado suelto en la unión. */
footer {
  position: relative;
  border-top: 1px solid var(--line); padding: 36px 0 46px;
  font-size: 13.5px; color: var(--ink-mute);
}
/* el footer del index lleva la escena a sangre completa: sin borde ni padding.
   About y projects conservan el footer editorial plano. */
footer.footer-coast { border-top: 0; padding: 0; }
.footer-scene {
  position: relative; z-index: 0;
  /* mordida proporcional: 90px en desktop, ~24px en mobile, para que el
     bloque CTA nunca tape casi media escena chica (visto 2/9) */
  margin-top: calc(-1 * clamp(24px, 6vw, 90px));
  pointer-events: none;
  /* recorte responsive (Sol 2/9, "la luna queda fuera"): si la lamina es mas
     alta que la ventana, el exceso se come por ABAJO (mar), nunca el cielo.
     En pantallas altas no recorta nada y la lamina se ve entera. */
  max-height: calc(100vh - 170px);
  overflow: hidden;
}
.footer-scene img {
  display: block; width: 100%; height: auto;
  /* union seamless (pedido de Sol 2/9): la lamina se desvanece 260px y deja
     ver el fondo REAL de la pagina (bg + amanecer), asi el empalme matchea
     por construccion a cualquier nivel de lift. Supersede el fade horneado
     del 1/9, que apuntaba a un hex fijo y dejaba un salto visible. */
  -webkit-mask-image: linear-gradient(180deg, transparent 0, #000 260px);
  mask-image: linear-gradient(180deg, transparent 0, #000 260px);
}
/* bloque propio para el texto legal (pedido de Sol 2/9): barra solida de la
   paleta debajo de la escena, nunca texto flotando sobre la lamina */
.footer-ui {
  position: relative; z-index: 2;
  background: var(--bg);
  padding: 26px 0 34px;
}
section#contact { border-top: 0; }
footer .cols { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
footer a { color: var(--ink-mute); text-decoration: none; }
footer a:hover { color: var(--ink); }
.night-line {
  margin-top: 14px; font-size: 13px;
  color: var(--ink-mute); letter-spacing: 0.3px;
}

/* ---------- amanecer: lift sutil de visibilidad, atado al scroll ----------
   Lavado SOLIDO indigo calido, tope bajo (el multiplicador vive en site.js):
   el master pide +10-15% de visibilidad percibida al llegar al footer, nunca
   un cielo lavado. La union con la lamina no depende de esto: va horneada en
   el borde del asset. Nunca gris (Sol 31/8). */
.dawn {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  opacity: var(--dawnp, 0);
  /* derivado: indigo 75% + rescoldo 25% (paleta: el rescoldo es la referencia
     del lift calido) */
  background: #3a2e68;
}
/* orden de capas (Sol 1/9): escena (0) < luna (1) < contenido (2).
   El nav NO entra aca: es position fixed y esta regla lo pisaba (bug heredado
   de la version carbon, que lo dejaba scrollear con la pagina). */
main { position: relative; z-index: 2; }
.stars { opacity: calc(1 - var(--dawnp, 0) * 1.3); }

/* ---------- la polilla: recorre toda la página ---------- */
.moth {
  position: fixed; width: 20px; height: 20px;
  top: 0; left: 0; z-index: 40;
  opacity: 0.6; pointer-events: none;
  transition: transform 3.5s cubic-bezier(0.45, 0.05, 0.35, 1);
  animation: hover-drift 7s ease-in-out infinite;
}
.moth .wing { transform-origin: 12px 12px; animation: flap 0.28s ease-in-out infinite alternate; fill: var(--violet-soft); opacity: 0.8; }
.moth .body { fill: var(--violet); }
@keyframes flap { from { transform: scaleX(1); } to { transform: scaleX(0.55); } }
@keyframes hover-drift {
  0%, 100% { margin-top: 0; margin-left: 0; }
  30% { margin-top: -8px; margin-left: 6px; }
  60% { margin-top: 4px; margin-left: -5px; }
}

/* ---------- la luna: acompaña el scroll, de creciente a llena ---------- */
.nox-moon {
  position: fixed; left: var(--moonx, 5vw); top: var(--moony, 16vh);
  z-index: 1; pointer-events: none; opacity: 0.9;
}
/* tamano decidido por Sol el 1/9 (opcion 2B): disco al 12% del alto de
   pantalla. El disco ocupa 52 de las 72 unidades del viewBox, por eso la
   caja va a 12vh * 72/52 = 16.6vh. */
.nox-moon svg { display: block; width: 16.6vh; height: 16.6vh; }
.nox-moon.static { position: absolute; left: 6vw; top: 120px; }
@media (max-width: 720px) {
  .nox-moon { transform: scale(0.6); transform-origin: top left; opacity: 0.75; }
}

/* ---------- selector de idioma ---------- */
.lang { position: relative; }
.lang > button {
  display: flex; align-items: center; gap: 6px;
  background: none; border: 0; cursor: pointer;
  color: var(--ink-mute); font-family: 'Mulish', system-ui, sans-serif;
  font-size: 14px; font-weight: 700; padding: 6px 2px;
}
.lang > button:hover { color: var(--ink); }
.lang svg { display: block; }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 8px);
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 6px; min-width: 150px; display: none; z-index: 60;
}
.lang-menu.open { display: block; }
.lang-menu a, .lang-menu span {
  display: block; padding: 8px 12px; border-radius: 7px;
  font-size: 14px; text-decoration: none; color: var(--ink-soft);
}
.lang-menu a:hover { background: var(--panel-2); color: var(--ink); }
.lang-menu .current { color: var(--violet-soft); font-weight: 800; }
.lang-menu .soon { color: var(--line); cursor: default; }
@media (max-width: 720px) {
  .navlinks .lang { width: 100%; }
  .lang-menu { position: static; margin-top: 6px; }
}

/* ---------- autodiagnóstico ---------- */
.diag {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 34px 32px; max-width: 720px;
}
.diag .progress {
  font-family: var(--mono); font-size: 12px; color: var(--ink-mute);
  letter-spacing: 2px; margin-bottom: 14px;
}
.diag h3 { font-size: 21px; margin-bottom: 18px; letter-spacing: 0.3px; }
.diag .opts { display: flex; flex-direction: column; gap: 10px; }
.diag .opts button {
  text-align: left; background: var(--bg-2); border: 1px solid var(--line);
  border-radius: 10px; padding: 13px 16px; cursor: pointer;
  color: var(--ink-soft); font-family: 'Mulish', system-ui, sans-serif;
  font-size: 15.5px; transition: border-color 0.15s ease, color 0.15s ease;
}
.diag .opts button:hover { border-color: var(--violet); color: var(--ink); }
.diag .aside {
  margin-top: 18px; font-size: 13.5px; color: var(--ink-mute);
}
.diag .aside a { color: var(--violet-soft); font-weight: 700; text-decoration: none; }
.diag .aside a:hover { text-decoration: underline; }
.diag .result h3 { color: var(--violet-soft); }
.diag .result p { font-size: 16px; margin-bottom: 22px; }
.diag .result .row { display: flex; gap: 14px; flex-wrap: wrap; }
.diag .restart {
  background: none; border: 0; cursor: pointer; margin-top: 18px;
  color: var(--ink-mute); font-size: 13px; font-family: var(--mono);
  padding: 0; text-decoration: underline;
}
.diag .restart:hover { color: var(--ink); }

/* ---------- how it works: 4 pasos ---------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; }
.step-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 24px 22px;
}
.step-card .n {
  font-family: var(--mono); font-size: 13px; font-weight: 700;
  color: var(--violet-soft); display: block; margin-bottom: 10px; letter-spacing: 2px;
}
.step-card h3 { font-size: 17px; margin-bottom: 8px; letter-spacing: 0.3px; }
.step-card p { font-size: 14.5px; color: var(--ink-mute); }

/* ---------- faq ---------- */
.faq { max-width: 720px; }
.faq details { border-bottom: 1px solid var(--line); padding: 16px 0; }
.faq summary {
  cursor: pointer; font-weight: 800; color: var(--ink); font-size: 16.5px;
  list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; color: var(--violet-soft); font-size: 20px; font-weight: 400;
  transition: transform 0.2s ease; line-height: 1;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin-top: 10px; font-size: 15.5px; color: var(--ink-soft); max-width: 640px; }

/* ---------- sample dentro de toolbox ---------- */
.sample-cta {
  margin-top: 26px; padding: 24px 26px;
  background: var(--panel); border: 1px solid var(--violet); border-radius: 12px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}
.sample-cta p { font-size: 15.5px; max-width: 520px; }

/* ---------- reveal on scroll ---------- */
.reveal {
  opacity: 0; transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .stars i { animation: none; }
  html { scroll-behavior: auto; }
}

[hidden] { display: none !important; }