/* css/main.css — Mármoles Licancura */

/* ─── RESET & TOKENS ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --cream:   #F4F1EC;
  --white:   #FDFCFA;
  --ink:     #111111;
  --red:     #D4403A;
  --red-dk:  #B43530;
  --mid:     #888880;
  --border:  rgba(17,17,17,0.09);
  --border-lt: rgba(255,255,255,0.07);
  --syne: 'Syne', sans-serif;
  --dm:   'DM Sans', sans-serif;

  /* Paleta extraída del logo — materiales */
  --mat-1: #8B3A8B;  /* Violeta */
  --mat-2: #C94040;  /* Rojo */
  --mat-3: #E8A020;  /* Ámbar */
  --mat-4: #4A7A3A;  /* Verde */
  --mat-5: #3A6A9A;  /* Azul */
  --mat-6: #D4403A;  /* Rojo acento */
  --mat-7: #C87830;  /* Terracota */
  --mat-8: #2A2A2A;  /* Negro */
  --mat-9: #888880;  /* Gris */
  --mat-10:#D4C8B8;  /* Crema */
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--dm);
  background: var(--cream);
  color: var(--ink);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; }
button { cursor: pointer; font-family: var(--dm); }

/* ─── SKIP LINK ─── */
.skip-link {
  position: absolute; top: -100px; left: 16px; z-index: 9999;
  background: var(--red); color: #fff; padding: 10px 20px;
  font-size: 13px; transition: top .2s;
}
.skip-link:focus { top: 16px; }

/* ─── TOAST ─── */
#toast {
  position: fixed; bottom: 32px; left: 50%; transform: translateX(-50%);
  background: var(--ink); color: #fff;
  padding: 13px 28px; font-size: 13px; font-weight: 500;
  z-index: 9999; opacity: 0; pointer-events: none;
  transition: opacity .3s; white-space: nowrap; border-left: 3px solid var(--red);
}
#toast.show { opacity: 1; }

/* ─── TIPOGRAFÍA UTILITARIA ─── */
.tag {
  font-family: var(--syne); font-size: 10px; font-weight: 600;
  letter-spacing: 4px; text-transform: uppercase;
  color: var(--red); margin-bottom: 18px; display: block;
}
.section-h {
  font-family: var(--syne); font-weight: 700;
  line-height: 1.08; color: var(--ink);
  font-size: clamp(28px, 3.2vw, 44px);
}
.section-h--light { color: var(--white); }
.section-p { font-size: 15px; color: var(--mid); line-height: 1.9; font-weight: 300; }

/* ─── BOTONES ─── */
.btn {
  display: inline-block; font-family: var(--dm);
  font-size: 11px; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; border: none;
  padding: 14px 30px; transition: background .25s, color .25s, border-color .25s;
}
.btn--red        { background: var(--red); color: #fff; }
.btn--red:hover  { background: var(--red-dk); }
.btn--ink        { background: var(--ink); color: #fff; }
.btn--ink:hover  { background: var(--red); }
.btn--ghost-dark { background: transparent; color: rgba(255,255,255,.6); border: 1px solid rgba(255,255,255,.18); }
.btn--ghost-dark:hover { color: #fff; border-color: rgba(255,255,255,.5); }
.btn--full { width: 100%; text-align: center; padding: 16px; }

/* ─── NAV ─── */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 800;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 56px;
  transition: background .35s, border-color .35s, padding .35s;
}
#nav.scrolled {
  background: var(--cream);
  border-bottom: 1px solid var(--border);
  padding-top: 13px; padding-bottom: 13px;
}
.nav-logo {
  font-family: var(--syne); font-weight: 700; font-size: 13px;
  letter-spacing: 5px; text-transform: uppercase;
  color: var(--white); display: flex; align-items: flex-start;
  transition: color .3s;
}
#nav.scrolled .nav-logo { color: var(--ink); }
.nav-logo__dot {
  display: inline-block; width: 6px; height: 6px;
  border-radius: 50%; background: var(--red);
  margin-left: 3px; margin-top: 2px; flex-shrink: 0;
}
.nav-links { display: flex; gap: 36px; list-style: none; align-items: center; }
.nav-links a {
  font-size: 11px; font-weight: 500; letter-spacing: 2px; text-transform: uppercase;
  color: rgba(255,255,255,.65); transition: color .25s;
}
#nav.scrolled .nav-links a { color: var(--mid); }
.nav-links a:hover, #nav.scrolled .nav-links a:hover { color: var(--red); }
.nav-links .nav-cta { background: var(--red); color: #fff !important; padding: 10px 22px; }
.nav-links .nav-cta:hover { background: var(--red-dk) !important; }

.burger { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 4px; }
.burger span { display: block; width: 22px; height: 1.5px; background: var(--white); transition: all .3s; }
#nav.scrolled .burger span { background: var(--ink); }
.burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

#mobileMenu {
  display: none; position: fixed; top: 58px; left: 0; right: 0;
  background: var(--cream); border-bottom: 1px solid var(--border);
  z-index: 799; padding: 28px 56px; flex-direction: column; gap: 20px;
}
#mobileMenu.open { display: flex; }
#mobileMenu a {
  font-size: 13px; font-weight: 500; letter-spacing: 2px;
  text-transform: uppercase; color: var(--mid); transition: color .2s;
}
#mobileMenu a:hover { color: var(--red); }

/* ─── HERO ─── */
#hero {
  min-height: 100vh;
  background:
    linear-gradient(to right, rgba(17,17,17,0.92) 55%, rgba(17,17,17,0.55) 100%),
    url('../img/hero.jpg') center center / cover no-repeat;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: 1fr auto;
  position: relative; overflow: hidden;
}

.hero-color-band { display: none; }

/* Columna izquierda — contenido principal ocupa toda la altura */
.hero-body {
  grid-column: 1; grid-row: 1;
  display: flex; flex-direction: column;
  justify-content: space-between;
  padding: 140px 56px 0 56px;
  position: relative; z-index: 2;
}

.hero-eyebrow {
  font-size: 10px; font-weight: 400; letter-spacing: 5px;
  text-transform: uppercase; color: rgba(255,255,255,.28);
  margin-bottom: 0;
}

.hero-body__main { display: flex; flex-direction: column; gap: 0; }

/* Tipografía hero — elegante y contenida */
.hero-h1 {
  font-family: var(--syne); font-weight: 700;
  font-size: clamp(44px, 6.5vw, 88px);
  line-height: .96; letter-spacing: -1.5px; color: var(--white);
  margin-bottom: 4px;
}
.hero-h1 em { color: var(--red); font-style: normal; display: block; }

/* Tagline cursiva del logo */
.hero-tagline {
  font-family: 'DM Sans', sans-serif;
  font-style: italic; font-weight: 300;
  font-size: clamp(17px, 2vw, 24px);
  color: rgba(255,255,255,.36);
  letter-spacing: 0.5px;
  margin-top: 16px; margin-bottom: 0;
}

/* Columna derecha — paleta de colores ocupa toda la altura */
.hero-palette-col {
  grid-column: 2; grid-row: 1 / 3;
  display: flex; flex-direction: column;
  padding: 120px 40px 0 20px;
  gap: 6px; align-items: flex-end;
  position: relative; z-index: 2;
}
.hero-palette__grid {
  display: grid;
  grid-template-columns: repeat(5, 28px);
  grid-template-rows: repeat(4, 28px);
  gap: 4px;
  flex-shrink: 0;
}
.hero-palette__grid span {
  display: block; border-radius: 3px;
  transition: transform .2s, box-shadow .2s;
  cursor: default;
}
.hero-palette__grid span:hover {
  transform: scale(1.3);
  box-shadow: 0 2px 10px rgba(0,0,0,.5);
  z-index: 1; position: relative;
}
.hero-palette__label {
  font-size: 8px; letter-spacing: 2px; text-transform: uppercase;
  color: rgba(255,255,255,.2); text-align: right; margin-top: 4px;
  writing-mode: horizontal-tb;
}

/* Fila inferior — descripción y botones */
.hero-foot {
  grid-column: 1; grid-row: 2;
  display: flex; align-items: flex-end; justify-content: space-between;
  flex-wrap: wrap; gap: 24px; padding: 28px 56px;
  border-top: 1px solid var(--border-lt); position: relative; z-index: 2;
  margin-top: 48px;
}
.hero-sub {
  font-size: 14px; font-weight: 300; line-height: 1.85;
  color: rgba(255,255,255,.42); max-width: 380px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ─── MARQUEE ─── */
.marquee { background: var(--red); overflow: hidden; white-space: nowrap; padding: 12px 0; user-select: none; }
.marquee__inner { display: inline-flex; animation: marquee 24s linear infinite; }
.marquee__item { font-family: var(--syne); font-size: 10px; font-weight: 700; letter-spacing: 4px; text-transform: uppercase; color: #fff; padding: 0 32px; }
.marquee__sep { color: rgba(255,255,255,.35); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee__inner { animation: none; } }

/* ─── BANDA PALETA (sección entre marquee y stats) ─── */
.palette-band {
  display: flex; height: 5px; width: 100%;
}
.palette-band span { flex: 1; }

/* ─── STATS ─── */
#stats { display: grid; grid-template-columns: repeat(4,1fr); border-bottom: 1px solid var(--border); }
.stat { padding: 48px 44px; border-right: 1px solid var(--border); transition: background .3s; }
.stat:last-child { border-right: none; }
.stat:hover { background: var(--white); }
.stat__n { font-family: var(--syne); font-size: 48px; font-weight: 800; color: var(--ink); line-height: 1; }
.stat__n sup { font-size: 22px; color: var(--red); }
.stat__l { font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--mid); margin-top: 10px; }

/* ─── ABOUT ─── */
#about { display: grid; grid-template-columns: 1fr 1fr; min-height: 68vh; }
.about-text { padding: 80px 60px; display: flex; flex-direction: column; justify-content: center; background: var(--white); gap: 24px; }
.about-text .section-p { max-width: 440px; }
.about-visual { background: var(--ink); display: flex; flex-direction: column; }
.about-img { flex: 1; min-height: 320px; background: #1c1c1a; display: flex; align-items: center; justify-content: center; overflow: hidden; position: relative; }
.about-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.about-img:hover img { transform: scale(1.04); }
.about-img__placeholder { font-family: var(--syne); font-size: 10px; letter-spacing: 4px; text-transform: uppercase; color: rgba(255,255,255,.15); }
.about-quote { padding: 32px 40px; border-top: 1px solid var(--border-lt); }
.about-quote__text { font-family: 'DM Sans', sans-serif; font-size: 16px; font-weight: 300; font-style: italic; color: var(--white); line-height: 1.5; margin-bottom: 10px; }
.about-quote__sub { font-size: 10px; letter-spacing: 2px; text-transform: uppercase; color: rgba(255,255,255,.28); }

/* ─── SERVICIOS ─── */
#services { padding: 96px 56px; background: var(--cream); }
.services-top { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 60px; flex-wrap: wrap; gap: 24px; }
.services-top .section-p { max-width: 300px; }
.services-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 1px; background: var(--border); }
.svc { background: var(--cream); padding: 44px 40px; position: relative; overflow: hidden; transition: background .35s; }
.svc::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--red); transform: scaleY(0); transform-origin: bottom; transition: transform .35s; }
.svc:hover { background: var(--ink); }
.svc:hover::before { transform: scaleY(1); }
.svc__num { font-family: var(--syne); font-size: 72px; font-weight: 800; color: rgba(17,17,17,.04); line-height: 1; margin-bottom: -20px; transition: color .35s; display: block; }
.svc:hover .svc__num { color: rgba(255,255,255,.03); }
.svc__name { font-family: var(--syne); font-size: 18px; font-weight: 700; color: var(--ink); margin-bottom: 12px; transition: color .35s; display: block; }
.svc:hover .svc__name { color: var(--white); }
.svc__desc { font-size: 13px; color: var(--mid); line-height: 1.85; font-weight: 300; transition: color .35s; }
.svc:hover .svc__desc { color: rgba(255,255,255,.42); }
.svc__arrow { display: block; width: 28px; height: 1px; background: var(--red); margin-top: 24px; position: relative; }
.svc__arrow::after { content: ''; position: absolute; right: -1px; top: -3px; width: 7px; height: 7px; border-right: 1.5px solid var(--red); border-top: 1.5px solid var(--red); transform: rotate(45deg); }

/* ─── PROYECTOS ─── */
#projects { padding: 96px 0; background: var(--white); }
.projects-head { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 24px; padding: 0 56px; margin-bottom: 48px; }
.carousel-viewport { overflow: hidden; padding: 0 56px; }
.carousel-track { display: flex; gap: 20px; transition: transform .55s cubic-bezier(.25,.46,.45,.94); }
.pcard { min-width: clamp(280px,33vw,400px); flex-shrink: 0; background: #edeae4; position: relative; overflow: hidden; }
.pcard__img { height: clamp(200px,24vw,300px); overflow: hidden; position: relative; background: #d4cec6; display: flex; align-items: center; justify-content: center; }
.pcard__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .55s; position: absolute; inset: 0; }
.pcard:hover .pcard__img img { transform: scale(1.05); }
.pcard__img-ph { font-family: var(--syne); font-size: 10px; letter-spacing: 3px; text-transform: uppercase; color: rgba(17,17,17,.28); }
.pcard__badge { position: absolute; top: 14px; right: 14px; background: var(--ink); color: #fff; font-family: var(--syne); font-size: 9px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; padding: 5px 10px; z-index: 1; }
.pcard__body { padding: 20px 22px 26px; }
.pcard__name { font-family: var(--syne); font-size: 15px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.pcard__detail { font-size: 12px; color: var(--mid); font-weight: 300; }
.carousel-controls { display: flex; align-items: center; gap: 12px; padding: 28px 56px 0; }
.car-btn { width: 48px; height: 48px; border: 1px solid var(--border); background: transparent; color: var(--ink); font-size: 18px; display: flex; align-items: center; justify-content: center; transition: all .25s; }
.car-btn:hover { background: var(--ink); color: var(--white); border-color: var(--ink); }
.car-dots { display: flex; gap: 7px; margin-left: 8px; }
.car-dot { width: 18px; height: 3px; background: rgba(17,17,17,.15); border: none; padding: 0; transition: all .3s; }
.car-dot.active { background: var(--red); width: 36px; }

/* ─── COTIZADOR ─── */
#cotizador { background: var(--ink); padding: 96px 56px; }
.cotizador-head { margin-bottom: 56px; }
.cotizador-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; background: rgba(255,255,255,.06); }
.cot-col { padding: 48px 44px; }
.cot-col--form { background: var(--ink); }
.cot-col--result { background: #191917; }
.cot-col-label { font-family: var(--syne); font-size: 10px; font-weight: 600; letter-spacing: 4px; text-transform: uppercase; color: rgba(255,255,255,.28); margin-bottom: 28px; display: block; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 10px; font-weight: 500; letter-spacing: 2px; text-transform: uppercase; color: rgba(255,255,255,.35); margin-bottom: 8px; }
.field select, .field input { width: 100%; padding: 12px 14px; border: 1px solid rgba(255,255,255,.09); background: rgba(255,255,255,.05); font-family: var(--dm); font-size: 14px; color: var(--white); outline: none; border-radius: 0; transition: border-color .25s; appearance: none; }
.field select:focus, .field input:focus { border-color: var(--red); }
.field select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='7'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; cursor: pointer; }
.field select option { background: #1a1a18; color: var(--white); }
.qr-empty { font-size: 13px; color: rgba(255,255,255,.25); font-style: italic; padding: 16px 0; }
.qr-line { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.05); }
.qr-line__l { font-size: 12px; color: rgba(255,255,255,.35); font-weight: 300; }
.qr-line__v { font-size: 12px; color: rgba(255,255,255,.75); font-weight: 500; }
.qr-total { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--red); }
.qr-total__label { font-size: 10px; letter-spacing: 3px; text-transform: uppercase; color: rgba(255,255,255,.3); margin-bottom: 10px; }
.qr-total__num { font-family: var(--syne); font-size: 40px; font-weight: 800; color: var(--white); line-height: 1; }
.qr-note { font-size: 11px; color: rgba(255,255,255,.2); margin-top: 12px; line-height: 1.7; font-style: italic; }

/* ─── CONTACTO ─── */
#contacto { padding: 96px 56px; background: var(--cream); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 80px; margin-top: 56px; align-items: start; }
.contact-info-item { display: flex; gap: 16px; margin-bottom: 28px; align-items: flex-start; }
.contact-info-item__dot { width: 7px; height: 7px; border-radius: 50%; background: var(--red); flex-shrink: 0; margin-top: 5px; }
.contact-info-item__label { font-size: 10px; letter-spacing: 2px; text-transform: uppercase; color: var(--mid); margin-bottom: 4px; }
.contact-info-item__val { font-size: 14px; color: var(--ink); line-height: 1.65; }
.cf-field { margin-bottom: 14px; }
.cf-field label { display: block; font-size: 10px; font-weight: 500; letter-spacing: 2px; text-transform: uppercase; color: var(--mid); margin-bottom: 7px; }
.cf-field input, .cf-field textarea, .cf-field select { width: 100%; padding: 12px 14px; border: 1px solid var(--border); background: var(--white); font-family: var(--dm); font-size: 14px; color: var(--ink); outline: none; border-radius: 0; transition: border-color .25s; appearance: none; }
.cf-field input:focus, .cf-field textarea:focus, .cf-field select:focus { border-color: var(--red); }
.cf-field textarea { resize: vertical; min-height: 110px; }
.cf-field select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='7'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; cursor: pointer; }
.cf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.cf-success { display: none; margin-top: 14px; padding: 14px 18px; border-left: 3px solid var(--red); font-size: 13px; color: var(--red); background: rgba(212,64,58,.06); }

/* ─── FOOTER ─── */
footer { background: var(--ink); padding: 64px 56px 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-logo { font-family: var(--syne); font-weight: 700; font-size: 13px; letter-spacing: 5px; text-transform: uppercase; color: var(--white); display: flex; align-items: flex-start; margin-bottom: 8px; }
.footer-logo__dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--red); margin-left: 3px; margin-top: 2px; }
.footer-tagline-italic { font-family: 'DM Sans', sans-serif; font-style: italic; font-weight: 300; font-size: 13px; color: rgba(255,255,255,.3); margin-bottom: 10px; }
.footer-tagline { font-size: 13px; color: rgba(255,255,255,.22); font-weight: 300; line-height: 1.8; max-width: 280px; }
.footer-col-title { font-family: var(--syne); font-size: 10px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: var(--red); margin-bottom: 16px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a, .footer-links span { font-size: 13px; color: rgba(255,255,255,.28); transition: color .25s; }
.footer-links a:hover { color: var(--white); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.06); padding-top: 22px; display: flex; justify-content: space-between; font-size: 11px; color: rgba(255,255,255,.18); flex-wrap: wrap; gap: 8px; }
.footer-dev {
  color: var(--red); font-weight: 600; letter-spacing: 1.5px;
  text-transform: uppercase; font-size: 10px;
  transition: color .25s;
}
.footer-dev:hover { color: #fff; }

/* Banda de colores en footer */
.footer-palette { display: flex; height: 3px; margin-bottom: 24px; }
.footer-palette span { flex: 1; }

/* ─── WA FLOTANTE ─── */
.wa-float { position: fixed; bottom: 32px; right: 32px; z-index: 700; width: 56px; height: 56px; border-radius: 50%; background: #25D366; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 22px rgba(37,211,102,.38); transition: transform .3s; animation: wapulse 3s ease-in-out infinite; }
.wa-float:hover { transform: scale(1.1); }
.wa-float svg { width: 26px; height: 26px; fill: #fff; }
@keyframes wapulse { 0%,100% { box-shadow: 0 4px 22px rgba(37,211,102,.38); } 50% { box-shadow: 0 6px 34px rgba(37,211,102,.65); } }

/* ─── ADMIN TRIGGER — siempre visible ─── */
.adm-trigger {
  position: fixed; bottom: 32px; left: 32px; z-index: 700;
  width: 44px; height: 44px; border-radius: 50%;
  /* Fondo blanco semitransparente — visible sobre cualquier color */
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(17,17,17,.12);
  display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(8px); transition: all .3s;
  box-shadow: 0 2px 12px rgba(0,0,0,.15);
}
.adm-trigger:hover { background: var(--red); border-color: var(--red); }
.adm-trigger svg { width: 17px; height: 17px; stroke: var(--ink); fill: none; stroke-width: 1.5; transition: stroke .3s; }
.adm-trigger:hover svg { stroke: #fff; }

/* ─── REVEAL ─── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }


/* ─── PALETA DE MATERIALES (hero) ─── */
.hero-palette {
  display: flex; flex-direction: column; align-items: flex-end; gap: 8px;
}
.hero-palette__grid {
  display: grid;
  grid-template-columns: repeat(5, 22px);
  grid-template-rows: repeat(4, 22px);
  gap: 3px;
}
.hero-palette__grid span {
  display: block; width: 22px; height: 22px;
  border-radius: 2px;
  transition: transform .2s, box-shadow .2s;
  cursor: default;
}
.hero-palette__grid span:hover {
  transform: scale(1.25);
  box-shadow: 0 2px 8px rgba(0,0,0,.4);
  z-index: 1; position: relative;
}
.hero-palette__label {
  font-size: 9px; letter-spacing: 2.5px; text-transform: uppercase;
  color: rgba(255,255,255,.22); text-align: right;
}

/* Quitar banda vertical del hero — reemplazada por la grilla */
.hero-color-band { display: none; }

/* Banda delgada bajo el marquee — ahora con más altura y más visible */
.palette-band {
  display: flex; height: 8px; width: 100%;
}
.palette-band span { flex: 1; }

/* Paleta en footer — más visible */
.footer-palette { display: flex; height: 4px; margin-bottom: 28px; }
.footer-palette span { flex: 1; }

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  #stats { grid-template-columns: repeat(2,1fr); }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(3) { border-right: 1px solid var(--border); border-top: 1px solid var(--border); }
  .stat:nth-child(4) { border-top: 1px solid var(--border); }
  #about { grid-template-columns: 1fr; }
  .about-visual { min-height: 300px; }
  .about-text { padding: 64px 44px; }
  #services { padding: 80px 40px; }
  .services-grid { grid-template-columns: 1fr; }
  .projects-head, .carousel-viewport, .carousel-controls { padding-left: 40px; padding-right: 40px; }
  .cotizador-grid { grid-template-columns: 1fr; }
  #cotizador { padding: 80px 40px; }
  .cot-col { padding: 36px 40px; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  #contacto { padding: 80px 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  footer { padding: 56px 40px 22px; }
}
@media (max-width: 768px) {
  #nav { padding: 16px 24px; }
  #nav.scrolled { padding: 12px 24px; }
  .nav-links { display: none !important; }
  .burger { display: flex; }
  #mobileMenu { padding: 24px; top: 56px; }
  /* Hero móvil: columna única */
  #hero { grid-template-columns: 1fr; grid-template-rows: 1fr auto auto; }
  .hero-body { grid-column: 1; grid-row: 1; padding: 110px 24px 24px; }
  .hero-palette-col { grid-column: 1; grid-row: 2; flex-direction: row; align-items: center; justify-content: flex-start; padding: 16px 24px; gap: 12px; }
  .hero-palette__grid { grid-template-columns: repeat(10, 22px); grid-template-rows: repeat(2, 22px); }
  .hero-palette__label { writing-mode: horizontal-tb; margin-top: 0; }
  .hero-foot { grid-column: 1; grid-row: 3; padding: 20px 24px; flex-direction: column; align-items: flex-start; margin-top: 0; }
  #stats { grid-template-columns: 1fr 1fr; }
  .about-text { padding: 48px 24px; }
  #services { padding: 60px 24px; }
  .services-top { margin-bottom: 40px; }
  .projects-head, .carousel-viewport, .carousel-controls { padding-left: 24px; padding-right: 24px; }
  #projects { padding: 60px 0; }
  .pcard { min-width: clamp(260px,80vw,340px); }
  #cotizador { padding: 60px 24px; }
  .cot-col { padding: 26px 22px; }
  #contacto { padding: 60px 24px; }
  .cf-row { grid-template-columns: 1fr; }
  footer { padding: 48px 24px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .wa-float { right: 18px; bottom: 18px; }
  .adm-trigger { left: 18px; bottom: 18px; }
}
@media (max-width: 420px) {
  .hero-h1 { font-size: 36px; }
  .stat__n { font-size: 38px; }
  .stat { padding: 32px 20px; }
}