/* =============================================================
   ORGANIZACIÓN TÉCNICA TRIVIÑO (OTT) — styles.css
   1. Tokens  2. Reset  3. Utilities  4. Typography  5. Components
   6. Sections  7. Effects  8. Responsive  9. Reduced-motion
   ============================================================= */

/* =============================================================
   1. TOKENS
   ============================================================= */
:root {
  --blue-deep:   #005A9C;
  --blue-deep-2: #00436f;
  --sky:         #28A9E0;
  --graphite:    #444444;
  --graphite-2:  #2b2b2b;
  --ink:         #101418;
  --paper:       #ffffff;
  --mist:        #f4f7fa;
  --line:        rgba(16,20,24,0.12);
  --line-strong: rgba(16,20,24,0.9);

  --font-display: "Montserrat", sans-serif;
  --font-body:    "Poppins", sans-serif;
  --font-serif:   "Bodoni Moda", serif;
  --font-mono:    "JetBrains Mono", monospace;

  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:   cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  --nav-h: 76px;
  --container: 1360px;
}

@property --mesh-angle {
  syntax: '<angle>';
  inherits: false;
  initial-value: 0deg;
}

/* =============================================================
   2. RESET & BASE
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  overflow-x: clip;
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--mist);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
  position: relative;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; letter-spacing: -0.01em; font-family: var(--font-display); font-weight: 800; }
ul { list-style: none; padding: 0; }
::selection { background: var(--sky); color: var(--paper); }

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

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--ink); color: var(--paper);
  z-index: 9999; border-radius: 4px; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   3. UTILITIES
   ============================================================= */
.section { position: relative; padding: 6rem 1.25rem; max-width: var(--container); margin: 0 auto; }
.section-watermark {
  position: absolute; top: 0.15em; left: 1rem;
  font-family: var(--font-mono); font-weight: 600;
  font-size: clamp(3rem, 5vw, 4.5rem);
  color: var(--ink); opacity: 0.09;
  line-height: 1; pointer-events: none; user-select: none; z-index: 0;
}
.kicker {
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--blue-deep); font-weight: 500;
  margin-bottom: 0.9rem;
}
.kicker-sep { color: var(--sky); margin: 0 0.4em; }
em { font-family: var(--font-serif); font-style: italic; font-weight: 500; color: var(--blue-deep); }

.reveal { opacity: 0; transform: translateY(32px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; } /* defensive: never leave split text invisible */

/* =============================================================
   4. TYPOGRAPHY
   ============================================================= */
h2 { font-size: clamp(2rem, 4.4vw, 3.4rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }

/* =============================================================
   5. COMPONENTS
   ============================================================= */

/* --- Cursor personalizado --- */
.cursor { position: fixed; inset: 0; pointer-events: none; z-index: 9998; opacity: 0; transition: opacity .25s var(--ease-out); display: none; }
@media (hover: hover) and (pointer: fine) { .cursor { display: block; } }
.cursor.is-ready { opacity: 1; }
.cursor-dot, .cursor-ring { position: fixed; top: 0; left: 0; border-radius: 50%; will-change: transform; }
.cursor-dot { width: 6px; height: 6px; margin: -3px; background: var(--blue-deep); }
.cursor-ring { width: 34px; height: 34px; margin: -17px; border: 1.5px solid var(--blue-deep); transition: width .25s var(--ease-out), height .25s var(--ease-out), margin .25s var(--ease-out), border-color .25s; }
.cursor.is-interactive .cursor-ring { width: 76px; height: 76px; margin: -38px; border-color: var(--sky); background: rgba(40,169,224,0.08); }
.cursor-label {
  position: fixed; top: 0; left: 0; transform: translate(28px, -6px);
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.05em; text-transform: uppercase;
  background: var(--ink); color: var(--paper); padding: 3px 8px; border-radius: 2px;
  opacity: 0; transition: opacity .2s;
}
.cursor.is-interactive .cursor-label { opacity: 1; }
.has-cursor, .has-cursor a, .has-cursor button { cursor: none; }

/* --- Splash --- */
.splash {
  position: fixed; inset: 0; z-index: 10000;
  background: linear-gradient(160deg, var(--blue-deep) 0%, var(--blue-deep-2) 60%, var(--ink) 130%);
  display: flex; align-items: center; justify-content: center;
  animation: splashSafety .01s 4.5s forwards;
}
.splash.is-out { opacity: 0; pointer-events: none; transition: opacity .6s var(--ease-out); }
@keyframes splashSafety { to { opacity: 0; pointer-events: none; clip-path: inset(0 0 100% 0); } }
.splash-inner { text-align: center; }
.splash-letters { display: flex; gap: 0.4rem; justify-content: center; }
.splash-letters span {
  font-family: var(--font-display); font-weight: 800; font-size: clamp(3.5rem, 12vw, 7rem);
  color: var(--paper); opacity: 0; transform: translateY(30px);
  animation: splashLetter .7s var(--ease-out) forwards;
  animation-delay: calc(var(--i) * 0.12s);
}
@keyframes splashLetter { to { opacity: 1; transform: none; } }
.splash-sub { color: rgba(255,255,255,0.75); font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; margin-top: 1rem; }
.splash-bar { width: 220px; height: 2px; background: rgba(255,255,255,0.2); margin: 1.6rem auto 0; overflow: hidden; }
.splash-bar span { display: block; height: 100%; background: var(--sky); width: 0%; animation: splashBar 2.6s var(--ease-out) forwards; animation-delay: .3s; }
@keyframes splashBar { to { width: 100%; } }

/* --- Scroll progress --- */
.scroll-progress { position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 500; background: rgba(0,0,0,0.06); pointer-events: none; }
.scroll-progress span { display: block; height: 100%; background: linear-gradient(90deg, var(--blue-deep), var(--sky)); transform-origin: 0 0; transform: scaleX(0); transition: transform .08s linear; }

/* --- Nav --- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 400; height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0 clamp(1rem, 4vw, 2.5rem);
  background: transparent; color: var(--paper);
  transition: background .35s var(--ease-out), border-color .35s, color .35s;
  border-bottom: 1px solid transparent;
}
/* Velo permanente detrás del menú: asegura contraste incluso sobre fotos,
   independiente del scroll. Se desvanece cuando el menú ya tiene fondo sólido. */
.nav::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(180deg, rgba(0,20,38,0.62) 0%, rgba(0,20,38,0.32) 65%, rgba(0,20,38,0) 100%);
  opacity: 1; transition: opacity .35s var(--ease-out);
}
.nav.is-scrolled { background: rgba(255,255,255,0.9); backdrop-filter: blur(10px); border-color: var(--line); color: var(--ink); }
.nav.is-scrolled::before { opacity: 0; }
.nav-brand { display: flex; align-items: center; }
.nav-brand img { height: 58px; width: auto; filter: drop-shadow(0 2px 6px rgba(0,0,0,0.35)); }
.nav-links { display: none; align-items: center; gap: clamp(1rem, 2vw, 2rem); font-size: 0.86rem; font-weight: 500; color: inherit; }
.nav-links a { display: flex; align-items: center; gap: 0.35rem; position: relative; padding: 0.3rem 0; color: inherit; text-shadow: 0 1px 3px rgba(0,0,0,0.4); transition: text-shadow .35s; }
.nav.is-scrolled .nav-links a { text-shadow: none; }
.nav-links a em { font-family: var(--font-mono); font-style: normal; color: var(--sky); font-size: 0.7rem; }
.nav-links a::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 1.5px; background: var(--sky); transition: width .3s var(--ease-out); }
.nav-links a:hover::after { width: 100%; }
.nav .btn-nav-cta { display: none; }
.nav-burger { display: flex; flex-direction: column; gap: 5px; width: 32px; z-index: 410; }
.nav-burger span { height: 2px; background: currentColor; border-radius: 1px; box-shadow: 0 1px 2px rgba(0,0,0,0.35); transition: transform .3s var(--ease-out), opacity .3s, box-shadow .35s; }
.nav.is-scrolled .nav-burger span { box-shadow: none; }
.nav-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  position: fixed; inset: 0; z-index: 390; background: var(--paper);
  display: flex; flex-direction: column; justify-content: center; gap: 1.6rem;
  padding: 2rem clamp(1.5rem, 6vw, 3rem);
  transform: translateY(-100%); transition: transform .45s var(--ease-out);
}
.nav-mobile.is-open { transform: translateY(0); }
.nav-mobile a { font-family: var(--font-display); font-weight: 700; font-size: 1.6rem; display: flex; gap: 0.6rem; align-items: baseline; }
.nav-mobile a em { font-family: var(--font-mono); font-style: normal; font-size: 0.9rem; color: var(--sky); }
.nav-mobile .btn { margin-top: 1rem; align-self: flex-start; }

/* --- Fondo dinámico --- */
.bg-gradient {
  position: fixed; inset: 0; z-index: -2;
  background: linear-gradient(120deg, #eef4f9 0%, #e4edf5 35%, #dce9f2 60%, #eef4f9 100%);
  background-size: 260% 260%;
  animation: bgShift 26s ease-in-out infinite;
}
@keyframes bgShift {
  0%, 100% { background-position: 0% 30%; }
  50% { background-position: 100% 70%; }
}
.bg-blueprint {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  opacity: 0.05;
  background-image:
    linear-gradient(var(--blue-deep) 1px, transparent 1px),
    linear-gradient(90deg, var(--blue-deep) 1px, transparent 1px);
  background-size: 42px 42px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.95rem 1.7rem; font-weight: 600; font-size: 0.92rem;
  border: 1.5px solid transparent; border-radius: 2px;
  transition: transform .3s var(--ease-out), background .3s var(--ease-out), color .3s var(--ease-out), border-color .3s;
  white-space: nowrap;
}
.btn-primary { background: var(--blue-deep); color: var(--paper); }
.btn-primary:hover { background: var(--sky); transform: translateY(-2px); }
.btn-ghost { border-color: var(--line-strong); color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--paper); }
.btn-arrow svg { transition: transform .3s var(--ease-out); }
.btn-arrow:hover svg { transform: translateX(4px); }
.btn-full { width: 100%; }
.btn-nav-cta { padding: 0.65rem 1.2rem; font-size: 0.82rem; background: var(--blue-deep); color: var(--paper); border-color: var(--blue-deep); text-shadow: none; }
.btn-nav-cta:hover { background: var(--sky); border-color: var(--sky); }

/* --- Marquee --- */
.marquee { overflow: hidden; position: relative; display: flex; flex-wrap: nowrap; align-items: center; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.marquee-primary { background: var(--ink); color: var(--paper); padding: 0.9rem 0; }
.marquee::before, .marquee::after { content: ""; position: absolute; top: 0; bottom: 0; width: 60px; z-index: 2; pointer-events: none; }
.marquee-track { display: inline-flex; flex: 0 0 auto; gap: 2.4rem; white-space: nowrap; will-change: transform; align-items: center; font-family: var(--font-mono); font-size: 0.82rem; letter-spacing: 0.03em; text-transform: uppercase; padding: 0 1rem; }
.marquee-secondary { background: var(--mist); color: var(--graphite); }
.marquee-track-reverse { animation-direction: reverse; }
.dot { color: var(--sky); }

/* =============================================================
   6. SECTIONS
   ============================================================= */

/* --- Hero --- */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: flex-end;
  overflow: hidden; color: var(--paper);
}
.hero-bg { position: absolute; inset: 0; z-index: -1; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-veil {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,26,49,0.55) 0%, rgba(0,26,49,0.35) 40%, rgba(0,20,38,0.88) 100%);
}
.hero-iso { position: absolute; right: -4%; top: 8%; width: min(46vw, 420px); opacity: 0.9; pointer-events: none; }
.hero-inner { position: relative; z-index: 2; padding: 0 clamp(1.25rem, 5vw, 4rem) clamp(4rem, 9vw, 6rem); width: 100%; max-width: var(--container); margin: 0 auto; }
.hero-title { font-size: clamp(4.5rem, 15vw, 11rem); font-weight: 800; line-height: 0.85; letter-spacing: -0.03em; margin: 0.4rem 0 1.2rem; }
.hero-title-line { display: block; }
.hero-title-offset { margin-left: clamp(1rem, 8vw, 5rem); color: var(--sky); }
.hero-tagline { font-size: clamp(1.2rem, 2.4vw, 1.7rem); margin-bottom: 2rem; }
.hero .kicker {
  color: var(--paper);
  text-shadow: 0 1px 2px rgba(0,0,0,0.55), 0 0 14px rgba(0,0,0,0.35);
}
.hero .kicker-sep { color: var(--sky); text-shadow: 0 1px 2px rgba(0,0,0,0.55); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.hero .btn-ghost { border-color: rgba(255,255,255,0.5); color: var(--paper); }
.hero .btn-ghost:hover { background: var(--paper); color: var(--ink); }
.hero-scroll-hint { position: absolute; bottom: 1.6rem; left: 50%; transform: translateX(-50%); width: 24px; height: 40px; border: 1.5px solid rgba(255,255,255,0.5); border-radius: 12px; }
.hero-scroll-hint span { display: block; width: 4px; height: 8px; background: var(--paper); border-radius: 2px; margin: 6px auto; animation: scrollHint 1.8s ease-in-out infinite; }
@keyframes scrollHint { 0% { transform: translateY(0); opacity: 1; } 70% { transform: translateY(14px); opacity: 0; } 100% { opacity: 0; } }

/* Split chars (hero title reveal) */
.split-char { display: inline-block; opacity: 0; transform: translateY(60px) rotate(4deg); }

/* --- Studio (01) --- */
.studio-grid { position: relative; z-index: 1; display: grid; gap: 3rem; grid-template-columns: 1fr; }
.studio-side { display: flex; flex-direction: column; gap: 2rem; }
.studio-collage { position: relative; min-height: 300px; }
.collage-item { position: absolute; border: 6px solid var(--paper); box-shadow: 0 18px 40px rgba(16,20,24,0.18); overflow: hidden; }
.collage-item img { width: 100%; height: 100%; object-fit: cover; transition: filter .5s ease; }
.collage-item:hover img { filter: url(#water-ripple-filter); }

/* Ondas de agua que siguen al cursor sobre las 3 fotos de la sección 01 */
.water-ring {
  position: absolute; left: 0; top: 0; width: 90px; height: 90px; margin-left: -45px; margin-top: -45px;
  border-radius: 50%; pointer-events: none; z-index: 5;
  border: 1.5px solid rgba(255,255,255,0.6);
  background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, rgba(120,190,235,0.16) 45%, transparent 72%);
  mix-blend-mode: screen;
  animation: waterRingPulse 850ms ease-out forwards;
}
@keyframes waterRingPulse {
  0% { transform: scale(0.15); opacity: 0.85; }
  60% { opacity: 0.4; }
  100% { transform: scale(1.4); opacity: 0; }
}
@media (hover: none), (pointer: coarse) {
  .collage-item:hover img { filter: none; }
}
.collage-1 { width: 58%; aspect-ratio: 4/5; top: 0; left: 0; transform: rotate(-4deg); z-index: 2; }
.collage-2 { width: 46%; aspect-ratio: 4/5; top: 14%; right: 0; transform: rotate(5deg); z-index: 1; }
.collage-3 { width: 38%; aspect-ratio: 1/1; bottom: -8%; left: 22%; transform: rotate(-2deg); z-index: 3; }
.collage-tape {
  position: absolute; top: -10px; right: 6%; z-index: 4;
  background: var(--blue-deep); color: var(--paper); font-family: var(--font-mono);
  font-size: 0.72rem; letter-spacing: 0.08em; padding: 0.4rem 0.8rem; transform: rotate(4deg);
}
.studio-content { max-width: 640px; }
.studio-title { margin-bottom: 1.2rem; }
.studio-lead { font-size: 1.15rem; font-weight: 500; margin-bottom: 1rem; }
.studio-body { color: var(--graphite); margin-bottom: 2rem; }
.studio-defs { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem 2rem; border-top: 1px solid var(--line); padding-top: 1.5rem; }
.studio-defs dt { font-family: var(--font-mono); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--blue-deep); margin-bottom: 0.3rem; }
.studio-defs dd { font-weight: 500; }
.studio-aside {
  border: 1px solid var(--line-strong); padding: 2rem; position: relative;
  background: var(--paper);
}
.studio-aside-label { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--blue-deep); margin-bottom: 1.4rem; }
.studio-aside-quote { font-family: var(--font-serif); font-style: italic; font-size: 1.4rem; margin-bottom: 1.4rem; }
.studio-aside-meta { font-size: 0.85rem; color: var(--graphite); }
.studio-aside-iso { position: absolute; bottom: -1rem; right: -1rem; width: 110px; opacity: 0.9; }

/* --- Showcase pinned (02) --- */
.showcase { max-width: none; padding-left: 0; padding-right: 0; overflow: hidden; }
.showcase-head { max-width: var(--container); margin: 0 auto; padding: 0 1.25rem; margin-bottom: 2.4rem; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 1rem; }
.showcase-progress { font-family: var(--font-mono); font-size: 0.85rem; color: var(--graphite); border: 1px solid var(--line-strong); padding: 0.4rem 0.8rem; }
.showcase-progress span:first-child { color: var(--blue-deep); font-weight: 600; }
.showcase-viewport { overflow: visible; }
.showcase-track { display: flex; gap: 1.4rem; padding: 0 1.25rem 2rem; will-change: transform; }
.showcase.is-pinned .showcase-track { padding-bottom: 0; }

.service-card {
  flex: 0 0 min(84vw, 380px); background: var(--paper); border: 1px solid var(--line-strong);
  padding: 2.2rem 1.8rem; display: flex; flex-direction: column; gap: 0.9rem;
  position: relative; min-height: 480px;
}
.service-tag {
  align-self: flex-start; font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.3rem 0.7rem; border: 1px solid var(--blue-deep); color: var(--blue-deep);
}
.service-tag--esp { border-color: var(--sky); color: var(--sky); }
.service-diagram { width: 100%; height: 130px; color: var(--blue-deep); }
.service-diagram .diagram-path { stroke-dasharray: 900; stroke-dashoffset: 900; transition: stroke-dashoffset 1.4s var(--ease-out); }
.service-card.is-drawn .diagram-path { stroke-dashoffset: 0; }
.service-thumb { width: 100%; height: 130px; overflow: hidden; border-radius: 2px; }
.service-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.service-card h3 { font-size: 1.25rem; }
.service-sub { font-size: 0.86rem; color: var(--sky); font-weight: 600; }
.service-deliverables { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.service-deliverables li { font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.03em; background: var(--mist); padding: 0.3rem 0.55rem; border: 1px solid var(--line); }
.service-desc { font-size: 0.9rem; color: var(--graphite); margin-top: auto; }

/* --- Projects (03) --- */
.projects-title { margin-bottom: 3rem; max-width: 700px; }
.projects-grid { display: grid; gap: 2rem; grid-template-columns: 1fr; }
.project-card { border: 1px solid var(--line-strong); background: var(--paper); overflow: hidden; }
.project-photo { aspect-ratio: 16/10; overflow: hidden; }
.project-photo img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease-out); }
.project-card:hover .project-photo img { transform: scale(1.06); }
.project-info { padding: 1.8rem; }
.project-num { font-family: var(--font-mono); color: var(--sky); font-weight: 600; }
.project-info h3 { margin: 0.5rem 0 0.4rem; }
.project-meta { font-family: var(--font-mono); font-size: 0.78rem; color: var(--blue-deep); margin-bottom: 0.9rem; }
.project-desc { color: var(--graphite); font-size: 0.92rem; }

/* --- Gallery (04) --- */
.gallery-title { margin-bottom: 2.6rem; max-width: 700px; }
.gallery-lanes { display: flex; flex-direction: column; gap: 1.8rem; }
.gallery-lane-block { display: flex; flex-direction: column; gap: 0.6rem; }
.gallery-lane-label {
  margin: 0; font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--blue-deep); border-bottom: 1px solid var(--line); padding-bottom: 0.4rem;
}
.gallery-lane { border: 0; overflow: visible; }
.gallery-track {
  gap: 1.6rem 1rem; display: flex; flex-wrap: wrap; white-space: normal;
  align-items: flex-start; animation: none !important; padding: 0.6rem 0.2rem 1.4rem;
}
.gallery-track .g-item {
  width: 260px; border: 1px solid var(--line-strong); overflow: hidden; flex: none; background: var(--paper);
  box-shadow: 0 6px 14px -10px rgba(10,38,66,0.22);
}
.gallery-track .g-item img { width: 100%; height: 170px; object-fit: cover; filter: saturate(1.02); display: block; }

/* Vista ampliada flotante al pasar el cursor (estilo "quick view") */
.gallery-zoom {
  position: fixed; top: 0; left: 0; z-index: 90; pointer-events: none;
  transform: translate(-50%, -50%) scale(0.85); opacity: 0;
  transition: opacity .28s var(--ease-out), transform .28s var(--ease-out);
  padding: 10px; background: var(--paper); border: 1px solid var(--line-strong);
  box-shadow: 0 32px 48px -18px rgba(10,38,66,0.38), 0 10px 20px -10px rgba(10,38,66,0.25);
}
.gallery-zoom.is-visible { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.gallery-zoom-img { display: block; width: min(46vw, 460px); height: auto; max-height: 62vh; object-fit: cover; }
@media (max-width: 720px) {
  .gallery-zoom { display: none; } /* en pantallas táctiles/pequeñas no aplica */
}
.g-caption {
  display: flex; flex-direction: column; gap: 0.15rem; white-space: normal;
  padding: 0.55rem 0.7rem; font-family: var(--font-mono); font-size: 0.66rem;
  color: var(--blue-deep); font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em;
}
.g-caption span { color: var(--graphite); font-weight: 400; text-transform: none; letter-spacing: 0; font-size: 0.72rem; }

/* --- Advisory (05) --- */
.advisory { background: var(--ink); color: var(--paper); max-width: none; padding: 6rem 1.25rem; }
.advisory-grid { max-width: var(--container); margin: 0 auto; display: grid; gap: 2.5rem; grid-template-columns: 1fr; align-items: center; }
.advisory-iso { width: 100%; max-width: 320px; margin: 0 auto; opacity: 0.9; }
.advisory .kicker { color: var(--sky); }
.advisory .section-watermark { color: var(--paper); opacity: 0.16; }
.advisory-content h2 { color: var(--paper); margin-bottom: 1.2rem; }
.advisory-text { color: rgba(255,255,255,0.75); margin-bottom: 2rem; max-width: 560px; }

/* --- Quote section (06) --- */
.quote-grid { display: grid; gap: 3rem; grid-template-columns: 1fr; }
.quote-form-wrap h2 { margin-bottom: 2rem; max-width: 620px; }
.quote-sub {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--graphite);
  margin-top: 0.2rem;
  margin-bottom: 1.2rem;
}
.quote-form { display: grid; grid-template-columns: 1fr; gap: 1.2rem 1.5rem; min-width: 0; }
.field { display: flex; flex-direction: column; gap: 0.4rem; min-width: 0; }
.field-full { grid-column: 1 / -1; }
.field label { font-family: var(--font-mono); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--blue-deep); }
.field input, .field select, .field textarea {
  width: 100%; min-width: 0; box-sizing: border-box;
  border: 1.5px solid var(--line-strong); background: var(--paper); padding: 0.8rem 0.9rem;
  font-family: var(--font-body); font-size: 0.95rem; color: var(--ink); border-radius: 2px;
  transition: border-color .25s;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--sky); outline: none; }
.quote-side { border: 1px solid var(--line-strong); padding: 2rem; background: var(--paper); align-self: start; }
.quote-side h3 { margin-bottom: 1.4rem; }
.quote-contact-list { display: flex; flex-direction: column; gap: 0.9rem; margin-bottom: 1.8rem; }
.quote-contact-list li { display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); padding-bottom: 0.7rem; gap: 1rem; }
.quote-contact-label { font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; color: var(--graphite); }
.quote-contact-list a { font-weight: 600; transition: color .25s; }
.quote-contact-list a:hover { color: var(--sky); }
.quote-schedule { font-size: 0.86rem; color: var(--graphite); margin-bottom: 1.6rem; display: flex; flex-direction: column; gap: 0.3rem; }

/* --- Footer --- */
.footer { position: relative; background: var(--ink); color: var(--paper); overflow: hidden; padding: 5rem 1.25rem 0; }
.footer-watermark {
  position: absolute; bottom: -2vw; left: 50%; transform: translateX(-50%);
  font-family: var(--font-display); font-weight: 800; white-space: nowrap;
  font-size: clamp(2.4rem, 9vw, 7rem); color: rgba(255,255,255,0.05); pointer-events: none;
}
.footer-grid { max-width: var(--container); margin: 0 auto; display: grid; gap: 2.4rem; grid-template-columns: 1fr; position: relative; z-index: 1; }
.footer-col h4 { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--sky); margin-bottom: 1rem; font-weight: 500; }
.footer-col p, .footer-col a { color: rgba(255,255,255,0.78); font-size: 0.92rem; margin-bottom: 0.5rem; display: inline-block; }
.footer-col a:hover { color: var(--paper); }
.footer-col-logo { display: flex; align-items: center; justify-content: flex-start; }
.footer-logo-wrap { position: relative; width: 170px; height: 170px; display: flex; align-items: center; justify-content: center; }
.footer-logo-glow {
  position: absolute; inset: -8%; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.55) 48%, rgba(255,255,255,0) 72%);
  filter: blur(4px);
  animation: footerGlowFloat 6s ease-in-out infinite;
}
@keyframes footerGlowFloat {
  0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.9; }
  50% { transform: translate(5px, -8px) scale(1.08); opacity: 1; }
}
.footer-logo-img { position: relative; z-index: 1; width: 100%; height: auto; max-width: 155px; filter: drop-shadow(0 8px 16px rgba(0,0,0,0.4)); }
@media (prefers-reduced-motion: reduce) {
  .footer-logo-glow { animation: none; }
}
.footer-bottom { max-width: var(--container); margin: 3rem auto 0; padding: 1.6rem 0 2.4rem; border-top: 1px solid rgba(255,255,255,0.14); display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; position: relative; z-index: 1; font-size: 0.8rem; color: rgba(255,255,255,0.6); }
.footer-bottom-links { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.footer-bottom-links a, .footer-bottom-links button { color: rgba(255,255,255,0.6); font-size: 0.8rem; }
.footer-bottom-links a:hover, .footer-bottom-links button:hover { color: var(--sky); }

/* --- Side badge --- */
.side-badge {
  position: fixed; right: 0; top: 50%; transform: translateY(-50%) rotate(0deg);
  z-index: 300; display: flex; align-items: center; gap: 0.5rem;
  background: var(--ink); color: var(--paper); padding: 0.7rem 1rem;
  writing-mode: vertical-rl; text-orientation: mixed;
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.08em;
  cursor: default;
}
.side-badge-dot { width: 7px; height: 7px; border-radius: 50%; background: #2fd06b; animation: badgePulse 1.8s ease-in-out infinite; writing-mode: horizontal-tb; }
@keyframes badgePulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(47,208,107,0.6); } 70% { box-shadow: 0 0 0 8px rgba(47,208,107,0); } }
.side-badge-panel {
  position: absolute; right: 100%; top: 50%; transform: translateY(-50%) translateX(12px);
  writing-mode: horizontal-tb; background: var(--paper); color: var(--ink);
  border: 1px solid var(--line-strong); padding: 1rem 1.2rem; width: 230px;
  opacity: 0; pointer-events: none; transition: opacity .25s, transform .25s;
  font-size: 0.78rem; line-height: 1.5;
}
.side-badge-panel p { margin-bottom: 0.3rem; }
.side-badge-note { color: var(--graphite); font-style: italic; margin-top: 0.5rem; font-size: 0.72rem; }
.side-badge:hover .side-badge-panel, .side-badge:focus-within .side-badge-panel { opacity: 1; transform: translateY(-50%) translateX(0); pointer-events: auto; }

/* --- WhatsApp float --- */
.wa-float {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 350;
  width: 58px; height: 58px; border-radius: 50%; background: #25D366; color: var(--paper);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 30px rgba(37,211,102,0.4);
  transition: transform .3s var(--ease-bounce);
}
.wa-float:hover { transform: scale(1.08); }

/* =============================================================
   7. EFFECTS
   ============================================================= */
[data-marquee], .marquee-track { animation: marqueeScroll 38s linear infinite; }
@keyframes marqueeScroll { from { transform: translateX(0); } to { transform: translateX(-100%); } }

/* Asegurar que las pistas no hagan wrap y que los items no se encojan */
.marquee-track { display: inline-flex; flex-wrap: nowrap; align-items: center; }
.marquee-track > * { flex: 0 0 auto; }

.is-drawn .diagram-path { stroke-dashoffset: 0; }

/* =============================================================
   8. RESPONSIVE
   ============================================================= */
@media (min-width: 720px) {
  .studio-defs { grid-template-columns: 1fr 1fr; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .quote-form { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 960px) {
  .nav-links { display: flex; }
  .nav .btn-nav-cta { display: inline-flex; }
  .nav-burger { display: none; }
  .studio-grid { grid-template-columns: 1.3fr 1fr; align-items: stretch; gap: 3.5rem; }
  .studio-side { justify-content: space-between; }
  .projects-grid { grid-template-columns: repeat(3, 1fr); }
  .advisory-grid { grid-template-columns: 0.9fr 1.4fr; }
  .quote-grid { grid-template-columns: 1.5fr 1fr; }
  .footer-grid { grid-template-columns: 0.9fr 1.3fr 1fr; }
}

@media (min-width: 1024px) {
  .showcase.is-pinned { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; }
}

@media (min-width: 1280px) {
  .hero-title { letter-spacing: -0.04em; }
}

/* =============================================================
   9. REDUCED MOTION — only truly intrusive effects
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .bg-gradient { animation: none; }
  .side-badge-dot { animation: none; }
  .hero-scroll-hint span { animation: none; }
}