/* =============================================================
   MARTIEL · styles.css
   Minimalismo Arquitectónico Premium / Editorial Warm Industrial
   ============================================================= */

/* 1. TOKENS ---------------------------------------------------- */
:root {
  --bg:        #0F1217;   /* antracita / carbono ultra profundo */
  --bg-2:      #14171D;
  --bg-3:      #1A1E26;   /* superficie de tarjeta */
  --bg-4:      #232833;
  --cream:     #F2F5F8;   /* blanco hueso / mármol satinado */
  --cream-2:   #D2D9E2;
  --cream-3:   #93999F;
  --bronze:    #5E92C8;   /* bronce / latón satinado */
  --bronze-2:  #84B0DD;
  --steel:     #8E8E93;   /* gris plano técnico */
  --line:      rgba(244,244,242,.12);
  --line-2:    rgba(244,244,242,.06);

  --serif: "Playfair Display", Georgia, serif;
  --sans:  "Inter", system-ui, sans-serif;
  --mono:  "Space Mono", ui-monospace, monospace;

  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --gutter: clamp(1.25rem, 5vw, 6rem);
  --maxw: 1500px;
}

/* 2. RESET ---------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 2; overflow-x: clip; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  font-family: var(--sans);
  font-size: 16px; line-height: 1.6;
  color: var(--cream);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video, iframe { 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; }
ul, ol { list-style: none; padding: 0; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.04; letter-spacing: -0.02em; font-weight: 500; }
::selection { background: var(--bronze); color: var(--bg); }
:focus-visible { outline: 2px solid var(--bronze); outline-offset: 3px; border-radius: 3px; }

.skip-link { position: fixed; top: -100px; left: 1rem; padding: .6rem 1rem; background: var(--cream); color: var(--bg); z-index: 9999; border-radius: 8px; font-weight: 600; }
.skip-link:focus { top: 1rem; }

/* hide native cursor only on fine-hover devices via JS-added class */
body.has-cursor, body.has-cursor a, body.has-cursor button { cursor: none; }

/* 3. GLOBAL DECORATION LAYERS -------------------------------- */
.aurora {
  position: fixed; inset: -20%; z-index: -2; pointer-events: none;
  background:
    radial-gradient(40% 35% at 25% 30%, rgba(94,146,200,.16), transparent 70%),
    radial-gradient(35% 40% at 80% 65%, rgba(142,142,147,.10), transparent 70%),
    radial-gradient(45% 45% at 60% 15%, rgba(94,146,200,.08), transparent 70%);
  filter: blur(40px);
  animation: auroraDrift 40s ease-in-out infinite alternate;
}
@keyframes auroraDrift {
  0%   { transform: translate3d(0,0,0) scale(1); }
  50%  { transform: translate3d(3%, 2%, 0) scale(1.12) rotate(4deg); }
  100% { transform: translate3d(-3%, -2%, 0) scale(1.05) rotate(-3deg); }
}
.grain-layer {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  opacity: .05; mix-blend-mode: overlay;
  background-image: url("assets/img/grain.webp");
  background-size: 180px 180px;
}

/* 4. CUSTOM CURSOR ------------------------------------------- */
.cursor { position: fixed; top: 0; left: 0; z-index: 9000; pointer-events: none; opacity: 0; transition: opacity .3s var(--ease-out); }
.cursor.is-ready { opacity: 1; }
.cursor-ring {
  position: absolute; width: 34px; height: 34px; margin: -17px 0 0 -17px;
  border: 1px solid var(--bronze); border-radius: 50%;
  transition: width .25s var(--ease-out), height .25s var(--ease-out), margin .25s var(--ease-out), background .25s, border-color .25s;
}
.cursor-label {
  position: absolute; left: 22px; top: 14px;
  font-family: var(--mono); font-size: 9px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--bronze); white-space: nowrap; opacity: 0; transform: translateY(2px);
  transition: opacity .2s, transform .2s;
}
.cursor.is-hover .cursor-ring { width: 54px; height: 54px; margin: -27px 0 0 -27px; background: rgba(94,146,200,.08); }
.cursor.is-hover .cursor-label { opacity: 1; transform: translateY(0); }
@media (hover: none) { .cursor { display: none !important; } }

/* 5. SIDE BRAND --------------------------------------------- */
.side-brand {
  position: fixed; right: 14px; top: 50%; transform: translateY(-50%) rotate(180deg);
  writing-mode: vertical-rl; z-index: 60; display: flex; align-items: center; gap: 14px;
  font-family: var(--mono); font-size: 9.5px; letter-spacing: .26em; color: var(--cream-3);
  pointer-events: none;
}
.side-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--bronze); box-shadow: 0 0 0 0 rgba(94,146,200,.5); animation: pulse 2.4s var(--ease-out) infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(94,146,200,.55);} 70%{box-shadow:0 0 0 9px rgba(94,146,200,0);} 100%{box-shadow:0 0 0 0 rgba(94,146,200,0);} }
@media (max-width: 1200px) { .side-brand { display: none; } }

/* 6. SPLASH -------------------------------------------------- */
.splash {
  position: fixed; inset: 0; z-index: 9500; background: var(--bg);
  display: grid; place-items: center;
  animation: splashSafety .01s 4.5s forwards;
}
.splash.is-out { opacity: 0; pointer-events: none; clip-path: inset(0 0 100% 0); transition: opacity .7s var(--ease-out), clip-path .9s var(--ease-out); }
@keyframes splashSafety { to { opacity: 0; pointer-events: none; clip-path: inset(0 0 100% 0); } }
.splash-inner { width: min(360px, 76vw); text-align: center; }
.splash-mark { width: 100%; height: auto; overflow: visible; }
.splash-guides line { stroke: var(--line); stroke-width: .6; stroke-dasharray: 3 4; }
.splash-iso .dl { fill: none; stroke: var(--cream); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round;
  stroke-dasharray: 1; stroke-dashoffset: 1; animation: drawLine 1.6s var(--ease-out) forwards; }
.splash-iso .dl:nth-child(1){ animation-delay:.15s } .splash-iso .dl:nth-child(2){ animation-delay:.45s }
.splash-iso .dl:nth-child(3){ animation-delay:.85s } .splash-iso .dl:nth-child(4){ animation-delay:1.0s }
@keyframes drawLine { to { stroke-dashoffset: 0; } }
.splash-dim line { stroke: var(--bronze); stroke-width: .8; opacity:.6; }
.splash-dim text { fill: var(--bronze); font-family: var(--mono); font-size: 7px; text-anchor: middle; letter-spacing:.1em; opacity:.7; }
.splash-word { margin-top: 1.4rem; font-family: var(--mono); font-size: 13px; letter-spacing: .5em; color: var(--cream-2); padding-left: .5em; }
.splash-bar { margin: 1.3rem auto 0; width: 100%; height: 1.5px; background: var(--line); overflow: hidden; }
.splash-bar span { display: block; height: 100%; width: 0; background: var(--bronze); animation: loadBar 3.6s var(--ease-soft) forwards; }
@keyframes loadBar { 0%{width:0} 60%{width:72%} 100%{width:100%} }
.splash-meta { margin-top: .9rem; font-family: var(--mono); font-size: 9px; letter-spacing: .2em; text-transform: uppercase; color: var(--cream-3); }

/* 7. NAV ----------------------------------------------------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem var(--gutter);
  transition: background .4s var(--ease-out), padding .4s var(--ease-out), border-color .4s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled { background: rgba(15,18,23,.72); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); padding-block: .75rem; border-bottom-color: var(--line); }
.nav-logo { display: flex; align-items: center; gap: .55rem; color: var(--cream); }
.nav-logo svg { color: var(--bronze); }
.nav-logo span { font-family: var(--serif); font-size: 1.35rem; letter-spacing: .02em; }
.nav-links { display: flex; gap: 1.9rem; }
.nav-links a { font-size: .82rem; letter-spacing: .02em; color: var(--cream-2); display: inline-flex; align-items: baseline; gap: .4em; transition: color .25s; position: relative; }
.nav-links a i { font-family: var(--mono); font-size: .6rem; color: var(--bronze); font-style: normal; }
.nav-links a::after { content:""; position:absolute; left:0; bottom:-5px; height:1px; width:0; background: var(--bronze); transition: width .3s var(--ease-out); }
.nav-links a:hover { color: var(--cream); } .nav-links a:hover::after { width:100%; }
.nav-cta { font-size: .8rem; letter-spacing: .04em; padding: .6rem 1.1rem; border: 1px solid var(--line); color: var(--cream); transition: border-color .3s, background .3s, color .3s; }
.nav-cta:hover { border-color: var(--bronze); background: var(--bronze); color: var(--bg); }
.nav-burger { display: none; width: 34px; height: 24px; position: relative; }
.nav-burger span { position: absolute; left: 4px; right: 4px; height: 1.6px; background: var(--cream); transition: transform .35s var(--ease-out), opacity .25s; }
.nav-burger span:nth-child(1){ top: 7px } .nav-burger span:nth-child(2){ bottom: 7px }
.nav-burger.is-open span:nth-child(1){ transform: translateY(4px) rotate(45deg); }
.nav-burger.is-open span:nth-child(2){ transform: translateY(-4px) rotate(-45deg); }

@media (max-width: 960px) {
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: block; }
}

.mobile-menu {
  position: fixed; inset: 0; z-index: 190; background: var(--bg-2);
  display: flex; flex-direction: column; justify-content: center; gap: .4rem; padding: var(--gutter);
  clip-path: inset(0 0 100% 0); transition: clip-path .55s var(--ease-out);
}
.mobile-menu.is-open { clip-path: inset(0 0 0 0); }
.mobile-menu a { font-family: var(--serif); font-size: clamp(1.8rem, 8vw, 3rem); color: var(--cream); display: flex; align-items: baseline; gap: .5rem; padding: .3rem 0; border-bottom: 1px solid var(--line-2); }
.mobile-menu a i { font-family: var(--mono); font-size: .85rem; color: var(--bronze); font-style: normal; }
.mobile-menu .mobile-cta { color: var(--bronze); border-bottom: none; margin-top: 1rem; }

/* 8. BUTTONS ------------------------------------------------- */
.btn { display: inline-flex; align-items: center; gap: .7rem; font-size: .9rem; letter-spacing: .02em; padding: .95rem 1.5rem; transition: transform .3s var(--ease-out), background .3s, color .3s, border-color .3s; }
.btn svg { transition: transform .35s var(--ease-out); }
.btn:hover svg { transform: translateX(5px); }
.btn-primary { background: var(--bronze); color: var(--bg); font-weight: 500; }
.btn-primary:hover { background: var(--bronze-2); }
.btn-ghost { color: var(--cream-2); border-bottom: 1px solid var(--line); padding: .95rem 0; }
.btn-ghost:hover { color: var(--cream); border-bottom-color: var(--bronze); }

/* 9. SHARED ATOMS ------------------------------------------- */
.kicker { font-family: var(--mono); font-size: .72rem; letter-spacing: .22em; text-transform: uppercase; color: var(--bronze); display: flex; align-items: center; gap: .8rem; flex-wrap: wrap; }
.kicker .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--bronze); }
.kicker em { color: var(--steel); font-style: normal; }
.lead { font-size: clamp(1rem, 1.5vw, 1.18rem); color: var(--cream-2); max-width: 52ch; line-height: 1.7; }
.support { color: var(--cream-3); max-width: 52ch; margin-top: 1.1rem; line-height: 1.7; }
.muted { color: var(--cream-3); }
.section-num { font-family: var(--mono); font-weight: 700; font-size: clamp(5rem, 18vw, 16rem); line-height: .8; color: transparent; -webkit-text-stroke: 1px var(--line); letter-spacing: -.04em; pointer-events: none; }
.section-num.inline { font-size: clamp(2.2rem, 5vw, 3.4rem); -webkit-text-stroke: 1px var(--bronze); opacity: .55; }

/* reveal defenses */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; }   /* DEFENSIVE — never invisible */
.split-char, .split-word, .split-line { display: inline-block; }

/* 10. HERO -------------------------------------------------- */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; justify-content: center; padding: 8rem var(--gutter) 5rem; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: -1; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; filter: saturate(1.02) contrast(1.04); }
.hero-veil { position: absolute; inset: 0; background:
  linear-gradient(180deg, rgba(15,18,23,.7) 0%, rgba(15,18,23,.45) 40%, rgba(15,18,23,.82) 100%),
  radial-gradient(60% 60% at 70% 35%, transparent 30%, rgba(15,18,23,.5) 100%); }
.hero-inner { max-width: var(--maxw); width: 100%; margin: 0 auto; }
.hero-kicker { margin-bottom: 1.8rem; color: var(--cream-2); }
.hero-kicker .dot { background: var(--bronze); animation: pulse 2.4s infinite; }
.hero-title { font-family: var(--serif); font-weight: 500; font-size: clamp(4.5rem, 19vw, 18rem); line-height: .82; letter-spacing: -.04em; }
.hero-title .ht-1 { display: block; }
.hero-title .ht-2 { display: block; margin-left: clamp(1.5rem, 14vw, 14rem); color: var(--cream); }
.hero-title .ht-2 { background: linear-gradient(120deg, var(--cream) 30%, var(--bronze) 120%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-tag { font-family: var(--serif); font-style: italic; font-size: clamp(1.2rem, 2.6vw, 1.9rem); color: var(--cream-2); margin-top: 1.4rem; }
.hero-actions { display: flex; align-items: center; gap: 1.8rem; margin-top: 2.6rem; flex-wrap: wrap; }
.hero-foot { position: absolute; bottom: 1.5rem; left: var(--gutter); right: var(--gutter); display: flex; justify-content: space-between; font-family: var(--mono); font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: var(--cream-3); }
.hero-foot-scroll em { color: var(--bronze); font-style: normal; display: inline-block; animation: nudge 1.8s var(--ease-out) infinite; }
@keyframes nudge { 0%,100%{transform:translateY(0)} 50%{transform:translateY(4px)} }
@media (max-width: 640px){ .hero-foot span:nth-child(1), .hero-foot span:nth-child(3){ display:none } .hero-foot{ justify-content:center } }

/* 11. MARQUEE ----------------------------------------------- */
.marquee { overflow: hidden; border-block: 1px solid var(--line); background: var(--bg-2); }
.marquee-primary { padding-block: 1.5rem; }
.marquee-track { display: flex; width: max-content; will-change: transform; }
.marquee-track span { font-family: var(--serif); font-size: clamp(1.3rem, 3vw, 2.4rem); white-space: nowrap; padding-right: .4em; color: var(--cream-2); }
.marquee-track span i { color: var(--bronze); font-style: normal; padding: 0 .3em; }
.marquee-secondary { padding-block: 1rem; background: transparent; border-block-color: var(--line-2); }
.marquee-secondary span { font-family: var(--mono); font-size: clamp(.8rem, 1.5vw, 1rem); letter-spacing: .1em; text-transform: uppercase; color: var(--cream-3); }

/* 12. ESTUDIO ----------------------------------------------- */
.estudio { position: relative; padding: clamp(5rem, 12vw, 11rem) var(--gutter); max-width: var(--maxw); margin: 0 auto; }
.estudio .section-num { position: absolute; top: 2rem; right: var(--gutter); }
.estudio-grid { display: grid; grid-template-columns: 1fr; gap: clamp(3rem, 6vw, 6rem); align-items: center; }
@media (min-width: 960px) { .estudio-grid { grid-template-columns: 1.05fr 1fr; } }
.estudio-collage { position: relative; aspect-ratio: 1/1; }
.col-img { position: absolute; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 30px 60px rgba(0,0,0,.4); background: var(--bg-3); }
.col-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease-out); }
.col-img figcaption { position: absolute; left: 8px; bottom: 6px; font-family: var(--mono); font-size: .6rem; letter-spacing: .14em; text-transform: uppercase; color: var(--cream); background: rgba(15,18,23,.6); padding: 2px 6px; }
.col-img.c1 { width: 56%; height: 56%; top: 0; left: 0; transform: rotate(-4deg); z-index: 3; }
.col-img.c2 { width: 44%; height: 44%; top: 14%; right: 0; transform: rotate(3deg); z-index: 2; }
.col-img.c3 { width: 52%; height: 50%; bottom: 0; left: 14%; transform: rotate(2deg); z-index: 1; }
.col-tape { position: absolute; top: 46%; left: 50%; transform: translate(-50%,-50%) rotate(-8deg); z-index: 4; font-family: var(--mono); font-size: .7rem; letter-spacing: .2em; color: var(--bg); background: var(--bronze); padding: .35rem 1rem; box-shadow: 0 10px 20px rgba(0,0,0,.3); }
.aside-tag { font-family: var(--mono); color: var(--steel); font-size: .62rem; border: 1px solid var(--line); padding: 2px 7px; letter-spacing: .14em; }
.estudio-title { font-family: var(--serif); font-size: clamp(2rem, 4.4vw, 3.6rem); margin: 1.4rem 0 1.6rem; }
.estudio-title em { font-style: italic; color: var(--bronze); }
.estudio-quote { font-family: var(--serif); font-style: italic; font-size: clamp(1.2rem, 2.2vw, 1.6rem); color: var(--cream); border-left: 2px solid var(--bronze); padding-left: 1.2rem; margin: 2rem 0; }
.spec-list { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 1.5rem; }
.spec-list > div { background: var(--bg); padding: 1rem 1.1rem; }
.spec-list dt { font-family: var(--mono); font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; color: var(--steel); margin-bottom: .3rem; }
.spec-list dd { font-size: .95rem; color: var(--cream); }
.geo-meta { font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; color: var(--cream-3); margin-top: 1.3rem; }

/* 13. PORTAFOLIO HORIZONTAL --------------------------------- */
.portafolio { position: relative; background: var(--bg-2); border-top: 1px solid var(--line); }
.pf-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; padding: clamp(3rem,6vw,5rem) var(--gutter) 1.5rem; max-width: var(--maxw); margin: 0 auto; flex-wrap: wrap; }
.pf-title { font-family: var(--serif); font-size: clamp(1.8rem, 4vw, 3.2rem); }
.pf-progress { display: flex; align-items: center; gap: .8rem; font-family: var(--mono); font-size: .85rem; color: var(--cream-2); }
.pf-count { color: var(--bronze); font-weight: 700; }
.pf-bar { width: clamp(80px, 16vw, 200px); height: 2px; background: var(--line); position: relative; }
.pf-bar i { position: absolute; left: 0; top: 0; height: 100%; width: 10%; background: var(--bronze); transition: width .3s var(--ease-out); }
.pf-total { color: var(--cream-3); }

.pf-pin { position: relative; }
.pf-viewport { overflow-x: auto; overflow-y: visible; scrollbar-width: none; -webkit-overflow-scrolling: touch; scroll-snap-type: x proximity; }
.pf-viewport::-webkit-scrollbar { display: none; }
.pf-track { display: flex; gap: clamp(1rem, 2.5vw, 2rem); padding: 1.5rem var(--gutter) 2.5rem; width: max-content; will-change: transform; }
.pf-card { scroll-snap-align: center; }

/* DESKTOP: pin cinematográfico (activado por JS con clase) */
.portafolio.is-pinned .pf-pin { position: sticky; top: 0; height: 100vh; height: 100svh; display: flex; flex-direction: column; overflow: hidden; }
.portafolio.is-pinned .pf-viewport { overflow: visible; flex: 1; display: flex; align-items: center; scroll-snap-type: none; }
.portafolio.is-pinned .pf-track { padding-block: 0; }
.portafolio.is-pinned .pf-hint { display: none; }
.pf-card {
  flex: 0 0 auto; width: min(82vw, 560px); min-height: 60vh;
  display: grid; grid-template-rows: 1.1fr auto; gap: 1.2rem;
  background: var(--bg-3); border: 1px solid var(--line); padding: 1.4rem;
  position: relative; overflow: hidden;
}
.pf-card::before { content:""; position:absolute; top:0; left:0; right:0; height:2px; background: var(--acc); opacity:.7; }
.pf-card-draw { position: relative; display: grid; place-items: center; background:
  radial-gradient(70% 70% at 50% 40%, rgba(255,255,255,.03), transparent 70%); border: 1px solid var(--line-2); min-height: 220px; overflow: hidden; }
.pf-card-draw .iso { width: 100%; height: 100%; max-height: 340px; overflow: visible; }
.iso-top { fill: var(--acc); opacity: .12; }
.iso-right { fill: #ffffff; opacity: .035; }
.iso-left { fill: #ffffff; opacity: .075; }
.iso-hatch .hl { stroke: var(--acc); stroke-width: .8; opacity: .35; }
.iso-lines .ln { fill: none; stroke: var(--cream); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; opacity: .92; }
/* drawing animation state */
.pf-card-draw[data-draw] .ln { stroke-dasharray: 1; stroke-dashoffset: 1; }
.pf-card-draw.is-drawn .ln { stroke-dashoffset: 0; transition: stroke-dashoffset 1.3s var(--ease-out); }
.pf-card-draw[data-draw] .iso-faces, .pf-card-draw[data-draw] .iso-hatch { opacity: 0; transition: opacity .8s var(--ease-out) .5s; }
.pf-card-draw.is-drawn .iso-faces, .pf-card-draw.is-drawn .iso-hatch { opacity: 1; }

.pf-cat { font-family: var(--mono); font-size: .6rem; letter-spacing: .16em; text-transform: uppercase; color: var(--acc); border: 1px solid var(--line); padding: 3px 8px; display: inline-block; }
.pf-n { position: absolute; top: 1.4rem; right: 1.4rem; font-family: var(--mono); font-size: .7rem; color: var(--cream-3); }
.pf-card-info h3 { font-family: var(--serif); font-size: clamp(1.5rem, 3vw, 2.1rem); margin: .7rem 0 .2rem; }
.pf-sub { font-family: var(--serif); font-style: italic; color: var(--bronze); margin-bottom: .7rem; }
.pf-desc { font-size: .88rem; color: var(--cream-3); line-height: 1.65; }
.pf-mats { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1rem; }
.pf-mats li { font-family: var(--mono); font-size: .62rem; letter-spacing: .06em; color: var(--cream-2); background: var(--bg-4); padding: 4px 9px; border-radius: 2px; }
.pf-hint { text-align: center; font-family: var(--mono); font-size: .72rem; letter-spacing: .14em; color: var(--cream-3); padding-bottom: 2rem; }

/* 14. SERVICIO ---------------------------------------------- */
.servicio { position: relative; padding: clamp(5rem,12vw,11rem) var(--gutter); max-width: var(--maxw); margin: 0 auto; }
.servicio .section-num { position: absolute; top: 3rem; left: var(--gutter); }
.servicio-head { max-width: 60ch; margin: 0 0 3.5rem auto; text-align: right; position: relative; z-index: 1; }
.servicio-head h2 { font-family: var(--serif); font-size: clamp(2rem, 5vw, 4rem); margin: 1rem 0; }
.servicio-head h2 em { font-style: italic; color: var(--bronze); }
.servicio-head .kicker, .servicio-head .lead { justify-content: flex-end; margin-left: auto; }
.phases { display: grid; gap: 0; border-top: 1px solid var(--line); }
.phase { --acc: var(--bronze); display: grid; grid-template-columns: auto auto 1fr; align-items: center; gap: clamp(1rem,3vw,2.5rem); padding: clamp(1.6rem,3vw,2.6rem) 0; border-bottom: 1px solid var(--line); transition: padding-left .4s var(--ease-out), background .4s; }
.phase:hover { padding-left: 1.2rem; background: linear-gradient(90deg, rgba(94,146,200,.05), transparent 60%); }
.phase-n { font-family: var(--mono); font-size: .8rem; letter-spacing: .1em; color: var(--acc); }
.phase-icon svg { width: 48px; height: 48px; color: var(--cream); }
.phase h3 { font-family: var(--serif); font-size: clamp(1.3rem, 2.6vw, 2rem); }
.phase p { color: var(--cream-3); margin-top: .3rem; font-size: .92rem; }
@media (max-width: 720px){ .phase { grid-template-columns: auto 1fr; } .phase-icon { grid-row: 1 / 3; } }

/* 15. ACABADOS (rails) -------------------------------------- */
.acabados { padding: clamp(4rem,9vw,8rem) 0; overflow: hidden; }
.acabados-head { max-width: var(--maxw); margin: 0 auto 2.5rem; padding: 0 var(--gutter); }
.acabados-head h2 { font-family: var(--serif); font-size: clamp(2rem,5vw,4rem); margin: .6rem 0; }
.acabados-head h2 em { font-style: italic; color: var(--bronze); }
.rails { display: flex; flex-direction: column; gap: clamp(.8rem,1.5vw,1.2rem); }
.rail { overflow: hidden; }
.rail-track { display: flex; gap: clamp(.8rem,1.5vw,1.2rem); width: max-content; will-change: transform; }
.rail-item { position: relative; flex: 0 0 auto; width: clamp(180px, 24vw, 320px); aspect-ratio: 4/3; overflow: hidden; border: 1px solid var(--line); background: var(--bg-3); }
.rail-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease-out), filter .6s; filter: saturate(.95); }
.rail-item:hover img { transform: scale(1.08); filter: saturate(1.12); }
.rail-item span { position: absolute; left: 8px; bottom: 8px; font-family: var(--mono); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; color: var(--cream); background: rgba(15,18,23,.55); padding: 3px 8px; backdrop-filter: blur(4px); }

/* 16. PROYECTOS --------------------------------------------- */
.proyectos { position: relative; padding: clamp(4rem,9vw,8rem) var(--gutter); max-width: var(--maxw); margin: 0 auto; }
.proyectos .section-num { position: absolute; top: 1rem; right: var(--gutter); z-index: 2; }
.proy-card { position: relative; min-height: 70vh; display: flex; align-items: flex-end; overflow: hidden; border: 1px solid var(--line); }
.proy-bg { position: absolute; inset: 0; z-index: 0; }
.proy-bg img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.05); transition: transform 1.2s var(--ease-out); }
.proy-card:hover .proy-bg img { transform: scale(1.1); }
.proy-veil { position: absolute; inset: 0; background: linear-gradient(75deg, rgba(15,18,23,.92) 10%, rgba(15,18,23,.55) 55%, rgba(15,18,23,.78) 100%); }
.proy-content { position: relative; z-index: 1; padding: clamp(2rem,5vw,4.5rem); max-width: 760px; }
.proy-title { font-family: var(--serif); font-size: clamp(2rem,5vw,4rem); margin: 1.1rem 0 1.4rem; }
.proy-title em { font-style: italic; color: var(--bronze); }
.proy-content .btn { margin-top: 2rem; }

/* 17. COTIZAR ----------------------------------------------- */
.cotizar { position: relative; padding: clamp(5rem,11vw,10rem) var(--gutter); max-width: var(--maxw); margin: 0 auto; }
.cotizar .section-num { position: absolute; top: 2rem; left: var(--gutter); }
.cot-grid { display: grid; grid-template-columns: 1fr; gap: clamp(2.5rem,5vw,5rem); }
@media (min-width: 960px){ .cot-grid { grid-template-columns: 1.4fr 1fr; align-items: start; } }
.cot-form-wrap h2 { font-family: var(--serif); font-size: clamp(2rem,4.5vw,3.4rem); margin: 1rem 0 2.2rem; }
.cot-form-wrap h2 em { font-style: italic; color: var(--bronze); }
.cot-form { display: flex; flex-direction: column; gap: 1.2rem; }
.field { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 1rem; border-bottom: 1px solid var(--line); padding-bottom: .7rem; transition: border-color .3s; }
.field:focus-within { border-color: var(--bronze); }
.field-n { font-family: var(--mono); font-size: .8rem; color: var(--bronze); }
.field input, .field textarea { width: 100%; background: none; border: 0; color: var(--cream); font-family: var(--sans); font-size: 1rem; padding: .5rem 0; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--cream-3); }
.field-group { display: grid; grid-template-columns: auto 1fr; gap: 1rem; align-items: start; }
.field-label { font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--steel); margin: 1rem 0 .6rem; }
.field-col .field-label:first-child { margin-top: 0; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chips button { font-family: var(--mono); font-size: .72rem; letter-spacing: .04em; color: var(--cream-2); border: 1px solid var(--line); padding: .5rem .85rem; transition: border-color .25s, background .25s, color .25s; }
.chips button:hover { border-color: var(--bronze); }
.chips button.is-active { background: var(--bronze); color: var(--bg); border-color: var(--bronze); }
.btn-submit { align-self: flex-start; margin-top: 1rem; }
.cot-alt { font-family: var(--mono); font-size: .76rem; letter-spacing: .04em; color: var(--cream-3); border-bottom: 1px solid var(--line); padding-bottom: 3px; align-self: flex-start; transition: color .25s, border-color .25s; }
.cot-alt:hover { color: var(--bronze); border-color: var(--bronze); }

.cot-panel { background: var(--bg-3); border: 1px solid var(--line); padding: clamp(1.5rem,3vw,2.4rem); position: relative; }
.cot-panel h3 { font-family: var(--serif); font-size: 1.4rem; margin-bottom: 1.5rem; }
.cot-panel dl > div { padding: .9rem 0; border-bottom: 1px solid var(--line-2); }
.cot-panel dt { font-family: var(--mono); font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; color: var(--steel); margin-bottom: .35rem; }
.cot-panel dd { color: var(--cream); font-size: .98rem; }
.cot-panel dd a { transition: color .25s; } .cot-panel dd a:hover { color: var(--bronze); }
.cot-panel-glyph { position: absolute; right: 1.2rem; top: 1rem; font-size: 1.6rem; color: var(--bronze); opacity: .5; }

/* 18. FOOTER ------------------------------------------------ */
.footer { border-top: 1px solid var(--line); background: var(--bg-2); }
.footer-marquee { overflow: hidden; padding: clamp(1.5rem,4vw,3rem) 0; border-bottom: 1px solid var(--line); }
.footer-marquee span { font-family: var(--serif); font-size: clamp(2.5rem, 8vw, 7rem); color: transparent; -webkit-text-stroke: 1px var(--line); white-space: nowrap; letter-spacing: -.02em; }
.footer-marquee span i { -webkit-text-stroke: 0; color: var(--bronze); font-style: normal; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; padding: clamp(3rem,6vw,5rem) var(--gutter); max-width: var(--maxw); margin: 0 auto; }
@media (min-width: 720px){ .footer-grid { grid-template-columns: 1fr 1fr 1.4fr; } }
.footer-col h4 { font-family: var(--mono); font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--steel); margin-bottom: 1rem; }
.footer-col p { color: var(--cream-2); margin-bottom: .5rem; font-size: .95rem; }
.footer-col a:hover { color: var(--bronze); }
.map-frame { aspect-ratio: 16/10; border: 1px solid var(--line); overflow: hidden; background: var(--bg-3); }
.map-frame iframe { width: 100%; height: 100%; border: 0; filter: grayscale(1) invert(.9) contrast(.9); }
.footer-legal { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; align-items: center; padding: 1.5rem var(--gutter); border-top: 1px solid var(--line); font-family: var(--mono); font-size: .7rem; letter-spacing: .06em; color: var(--cream-3); max-width: var(--maxw); margin: 0 auto; }
.footer-top:hover { color: var(--bronze); }

/* 19. REDUCED MOTION (solo lo intrusivo) -------------------- */
@media (prefers-reduced-motion: reduce) {
  .aurora { animation: none; }
  .side-dot, .hero-kicker .dot { animation: none; }
  .hero-foot-scroll em { animation: none; }
}