/* ============================================================
   ROKKAN — CSS  (tema concreto: fondo gris cemento, acento negro)
   ============================================================ */

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

:root {
  --bg:       #D4CFC8;   /* fondo principal — concreto claro */
  --bg-alt:   #C8C2BB;   /* secciones alternas */
  --card:     #BCB6AF;   /* tarjetas / inputs */
  --card-2:   #B0AAA3;   /* inputs secundarios */
  --muted:    #6a6460;   /* texto secundario / placeholders */
  --subtle:   #333030;   /* labels / eyebrows */
  --black:    #0f0f0f;   /* texto principal / acento */
  --black-d:  #000000;   /* acento hover */
  --white:    #f5f2ed;   /* texto sobre fondo oscuro (band, footer) */
  --font-head: 'Bebas Neue', sans-serif;
  --font-cond: 'Barlow Condensed', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius: 4px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--black);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}
.btn--primary {
  background: var(--black);
  color: var(--white);
  border-color: var(--black);
}
.btn--primary:hover {
  background: #2a2520;
  border-color: #2a2520;
  transform: translateY(-2px);
}
.btn--ghost {
  background: transparent;
  color: var(--black);
  border-color: rgba(0,0,0,0.35);
}
.btn--ghost:hover {
  border-color: var(--black);
  background: rgba(0,0,0,0.06);
}
.btn--sm { padding: 0.65rem 1.4rem; font-size: 0.85rem; }
.btn--lg { padding: 1.1rem 2.8rem; font-size: 1.1rem; }
.btn--full { width: 100%; text-align: center; }

/* ============================================================
   REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   SECTION COMMON
   ============================================================ */
.section-eyebrow {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(2.8rem, 6vw, 5rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  color: var(--black);
  margin-bottom: 1.25rem;
}
.section-title span { color: var(--muted); }
.section-desc {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 560px;
  line-height: 1.7;
}
.section-header { text-align: center; margin-bottom: 4rem; }
.section-header .section-desc { margin: 0 auto; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 3rem;
  transition: background var(--transition), padding var(--transition), box-shadow var(--transition);
  background: rgba(255, 253, 251, 0.55);
  backdrop-filter: blur(20px) saturate(2) brightness(1.18);
  -webkit-backdrop-filter: blur(20px) saturate(2) brightness(1.18);
  border-bottom: 1px solid rgba(255,255,255,0.9);
  box-shadow:
    0 1px 0 rgba(0,0,0,0.04),
    inset 0 1px 0 rgba(255,255,255,1),
    inset 0 0 40px rgba(255,255,255,0.4);
}
.nav.scrolled {
  background: rgba(255, 253, 251, 0.78);
  backdrop-filter: blur(28px) saturate(2.2) brightness(1.2);
  -webkit-backdrop-filter: blur(28px) saturate(2.2) brightness(1.2);
  padding: 1rem 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.95);
  box-shadow:
    0 2px 20px rgba(0,0,0,0.07),
    inset 0 1px 0 rgba(255,255,255,1),
    inset 0 0 60px rgba(255,255,255,0.5);
}
.nav__logo {
  font-family: var(--font-head);
  font-size: 2rem;
  letter-spacing: 0.08em;
  color: var(--black);
}
.nav__logo span { color: var(--muted); }
.nav__links {
  list-style: none;
  display: flex;
  gap: 2.5rem;
  align-items: center;
}
.nav__links a {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--subtle);
  transition: color var(--transition);
}
.nav__links a:hover { color: var(--black); }
.nav__cta {
  background: var(--black) !important;
  color: var(--white) !important;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius);
}
.nav__cta:hover { background: #2a2520 !important; }
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav__burger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--black);
  transition: var(--transition);
}

/* ============================================================
   MONTAÑA HUASCARÁN
   ============================================================ */
.hero__mountain-wrap {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  width: 100%;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}
.hero__mountain {
  width: 100%;
  height: 72vh;
  min-height: 380px;
  display: block;
}
.mtn-far  { fill: rgba(0,0,0,0.05); }
.mtn-mid  { fill: rgba(0,0,0,0.09); }
.mtn-main { fill: rgba(0,0,0,0.17); }
.snow-cap {
  fill: rgba(255,255,255,0.9);
  animation: snowPulse 5s ease-in-out infinite;
}
.snow-sur { animation-delay: 1.8s; }
@keyframes snowPulse {
  0%, 100% { opacity: 0.82; }
  50%       { opacity: 1; }
}


/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--bg);
  overflow: hidden;
  padding: 7rem 2rem 6rem;
}

.hero__noise {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0,0,0,0.018) 2px,
      rgba(0,0,0,0.018) 4px
    );
  pointer-events: none;
}

.hero__grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 220px;
  background: linear-gradient(to bottom, transparent, var(--bg));
  pointer-events: none;
}

.hero__content { position: relative; z-index: 2; }

.hero__eyebrow {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.hero__title {
  font-family: var(--font-head);
  font-size: clamp(6rem, 18vw, 18rem);
  line-height: 0.85;
  letter-spacing: 0.01em;
  margin-bottom: 1.5rem;
  position: relative;
  color: var(--black);
}
.hero__title--outline {
  -webkit-text-stroke: 2px var(--black);
  color: transparent;
}
.hero__title--sub {
  display: block;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: clamp(1.4rem, 4vw, 3rem);
  letter-spacing: 0.45em;
  color: var(--muted);
  margin-top: -0.5rem;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--subtle);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  right: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  z-index: 2;
}
.hero__scroll span {
  font-family: var(--font-cond);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  writing-mode: vertical-rl;
}
.hero__scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--black), transparent 80%);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.1); }
}

/* ============================================================
   TICKER BAND (se mantiene oscuro para contraste)
   ============================================================ */
.band {
  overflow: hidden;
  background: var(--black);
  padding: 0.75rem 0;
  white-space: nowrap;
}
.band__track {
  display: inline-flex;
  gap: 2rem;
  animation: ticker 25s linear infinite;
}
.band__track span {
  font-family: var(--font-head);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  color: var(--white);
}
.band__track .dot { color: rgba(255,255,255,0.35); }
@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   PRODUCTOS
   ============================================================ */
.productos {
  padding: 8rem 0;
  position: relative;
  background:
    linear-gradient(
      135deg,
      rgba(255,255,255,0.55) 0%,
      rgba(212,207,200,0.6) 35%,
      rgba(255,253,250,0.65) 60%,
      rgba(200,194,187,0.55) 100%
    ),
    var(--bg-alt);
  overflow: hidden;
}
.productos::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.productos::after {
  content: '';
  position: absolute;
  top: -40%;
  left: 20%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse, rgba(255,255,255,0.4) 0%, transparent 70%);
  pointer-events: none;
}
.productos__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* 3D CSS Dado */
.dado {
  position: relative;
  transform-style: preserve-3d;
  animation: rotateDado 8s linear infinite;
  margin: 0 auto;
}
.dado--sm { width: 48px; height: 48px; }
.dado--md { width: 72px; height: 72px; }
.dado--lg { width: 96px; height: 96px; }
.dado__face {
  position: absolute;
  border: 2px solid var(--black);
  background: rgba(0,0,0,0.06);
}
.dado--sm .dado__face { width: 48px; height: 48px; }
.dado--md .dado__face { width: 72px; height: 72px; }
.dado--lg .dado__face { width: 96px; height: 96px; }

.dado--sm .dado__face--top    { transform: rotateX(90deg) translateZ(24px); }
.dado--sm .dado__face--front  { transform: translateZ(24px); }
.dado--sm .dado__face--right  { transform: rotateY(90deg) translateZ(24px); }
.dado--md .dado__face--top    { transform: rotateX(90deg) translateZ(36px); }
.dado--md .dado__face--front  { transform: translateZ(36px); }
.dado--md .dado__face--right  { transform: rotateY(90deg) translateZ(36px); }
.dado--lg .dado__face--top    { transform: rotateX(90deg) translateZ(48px); }
.dado--lg .dado__face--front  { transform: translateZ(48px); }
.dado--lg .dado__face--right  { transform: rotateY(90deg) translateZ(48px); }

@keyframes rotateDado {
  from { transform: rotateX(-20deg) rotateY(0deg); }
  to   { transform: rotateX(-20deg) rotateY(360deg); }
}

.product-card {
  background: rgba(255, 253, 250, 0.55);
  backdrop-filter: blur(28px) saturate(1.8) brightness(1.08);
  -webkit-backdrop-filter: blur(28px) saturate(1.8) brightness(1.08);
  border: 1px solid rgba(255,255,255,0.75);
  border-bottom-color: rgba(255,255,255,0.3);
  border-right-color: rgba(255,255,255,0.3);
  box-shadow:
    0 8px 32px rgba(0,0,0,0.1),
    0 2px 8px rgba(0,0,0,0.06),
    inset 0 1px 0 rgba(255,255,255,0.9),
    inset 0 0 40px rgba(255,255,255,0.2);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.product-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 55%;
  background: linear-gradient(
    to bottom,
    rgba(255,255,255,0.35) 0%,
    rgba(255,255,255,0.08) 60%,
    transparent 100%
  );
  pointer-events: none;
  border-radius: 12px 12px 0 0;
}
.product-card:hover {
  transform: translateY(-10px) scale(1.03);
  background: rgba(255, 253, 250, 0.85);
  border-color: rgba(255,255,255,1);
  border-bottom-color: rgba(0,0,0,0.12);
  border-right-color: rgba(0,0,0,0.08);
  box-shadow:
    0 28px 70px rgba(0,0,0,0.18),
    0 8px 20px rgba(0,0,0,0.1),
    inset 0 2px 0 rgba(255,255,255,1),
    inset 0 0 80px rgba(255,255,255,0.5);
  outline: 2px solid rgba(0,0,0,0.15);
  outline-offset: 0px;
}
.product-card--featured {
  background: rgba(255, 253, 250, 0.75);
  border-color: rgba(255,255,255,0.9);
  box-shadow:
    0 12px 48px rgba(0,0,0,0.13),
    0 4px 12px rgba(0,0,0,0.08),
    inset 0 1px 0 rgba(255,255,255,1),
    inset 0 0 60px rgba(255,255,255,0.35);
}
.product-card--featured::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0,0,0,0.5), transparent);
  z-index: 1;
}
.product-card__badge {
  display: inline-block;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid rgba(0,0,0,0.15);
  border-radius: 100px;
  padding: 0.3rem 0.85rem;
  align-self: flex-start;
}
.product-card__badge--featured {
  color: var(--black);
  border-color: var(--black);
}
.product-card__visual {
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 600px;
}
.product-card__name {
  font-family: var(--font-head);
  font-size: 2.2rem;
  color: var(--black);
  line-height: 1;
}
.product-card__dim {
  font-family: var(--font-cond);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: -0.5rem;
}
.product-card__desc {
  font-size: 0.9rem;
  color: var(--subtle);
  line-height: 1.65;
}
.product-card__specs {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  border-top: 1px solid rgba(0,0,0,0.1);
  padding-top: 1rem;
}
.product-card__specs li {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
}
.product-card__specs span { color: var(--muted); }
.product-card__specs strong { color: var(--black); }

/* ============================================================
   NOSOTROS
   ============================================================ */
.nosotros {
  padding: 8rem 0;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.nosotros__bg-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-head);
  font-size: clamp(8rem, 22vw, 22rem);
  color: rgba(0,0,0,0.04);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}
.nosotros__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
  position: relative;
  z-index: 1;
}
.nosotros__content p {
  color: var(--subtle);
  margin-bottom: 1.2rem;
  font-size: 1rem;
  line-height: 1.75;
}
.nosotros__numbers {
  display: flex;
  gap: 3rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(0,0,0,0.1);
}
.nosotros__numbers div { display: flex; flex-direction: column; gap: 0.3rem; }
.nosotros__numbers strong {
  font-family: var(--font-head);
  font-size: 2.5rem;
  color: var(--black);
  line-height: 1;
}
.nosotros__numbers span { font-size: 0.8rem; color: var(--muted); }

.nosotros__blocks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 1rem;
  aspect-ratio: 1;
  max-width: 420px;
}
.block {
  border-radius: 6px;
  position: relative;
  overflow: hidden;
}
.block::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 60%);
}
.block--1 { background: var(--card); grid-column: 1; grid-row: 1; }
.block--2 { background: var(--black); grid-column: 2; grid-row: 1; }
.block--3 { background: var(--card-2); grid-column: 1; grid-row: 2; }
.block--4 {
  background: var(--bg-alt);
  border: 1px solid rgba(0,0,0,0.15);
  grid-column: 2; grid-row: 2;
}

/* ============================================================
   VENTAJAS
   ============================================================ */
.ventajas {
  padding: 8rem 0;
  background: var(--bg-alt);
}
.ventajas__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}
.ventaja-item {
  background: var(--bg);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 8px;
  padding: 2rem;
  transition: border-color var(--transition), transform var(--transition);
}
.ventaja-item:hover {
  border-color: rgba(0,0,0,0.3);
  transform: translateY(-3px);
}
.ventaja-item__icon {
  width: 48px;
  height: 48px;
  color: var(--black);
  margin-bottom: 1.2rem;
}
.ventaja-item h4 {
  font-family: var(--font-cond);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--black);
  margin-bottom: 0.7rem;
}
.ventaja-item p {
  font-size: 0.9rem;
  color: var(--subtle);
  line-height: 1.65;
}

/* ============================================================
   CTA BAND (oscuro para contraste)
   ============================================================ */
.cta-band {
  padding: 8rem 2rem;
  background: var(--black);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band__bg-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-head);
  font-size: clamp(6rem, 20vw, 20rem);
  color: rgba(255,255,255,0.03);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}
.cta-band__content { position: relative; z-index: 1; }
.cta-band__content h2 {
  font-family: var(--font-head);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1;
  color: var(--white);
  margin-bottom: 1.25rem;
}
.cta-band__content p {
  font-size: 1.1rem;
  color: rgba(245,242,237,0.6);
  max-width: 500px;
  margin: 0 auto 2.5rem;
}
.cta-band .btn--primary {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}
.cta-band .btn--primary:hover {
  background: var(--bg);
  border-color: var(--bg);
}

/* ============================================================
   CONTACTO
   ============================================================ */
.contacto {
  padding: 8rem 0;
  background: var(--bg);
}
.contacto__layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 6rem;
  align-items: start;
}
.contacto__info p {
  color: var(--subtle);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 2rem;
}
.contacto__datos { display: flex; flex-direction: column; gap: 1.4rem; }
.contacto__dato {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.contacto__dato svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  color: var(--black);
  margin-top: 2px;
}
.contacto__dato strong { display: block; color: var(--black); font-size: 0.9rem; }
.contacto__dato span { color: var(--muted); font-size: 0.9rem; }

.contacto__form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  background: var(--bg-alt);
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 10px;
  padding: 2.5rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.5rem; }
.form-group label {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg);
  border: 1px solid rgba(0,0,0,0.15);
  border-radius: var(--radius);
  padding: 0.8rem 1rem;
  color: var(--black);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition);
  outline: none;
  appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--muted); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--black); }
.form-group textarea { resize: vertical; min-height: 90px; }
.form-group select option { background: var(--bg); color: var(--black); }
.form-note {
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
}

/* ============================================================
   FOOTER (oscuro)
   ============================================================ */
.footer {
  background: var(--black);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 4rem 0 0;
}
.footer__layout {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 4rem;
  padding-bottom: 3rem;
}
.footer .nav__logo { color: var(--white); margin-bottom: 1rem; }
.footer .nav__logo span { color: rgba(245,242,237,0.45); }
.footer__brand p { font-size: 0.9rem; color: rgba(245,242,237,0.45); line-height: 1.7; }
.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.footer__links strong {
  font-family: var(--font-cond);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 0.4rem;
}
.footer__links a {
  font-size: 0.9rem;
  color: rgba(245,242,237,0.45);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--white); }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 1.5rem 0;
  text-align: center;
}
.footer__bottom p { font-size: 0.8rem; color: rgba(245,242,237,0.3); }

/* ============================================================
   MOBILE NAV
   ============================================================ */
/* ============================================================
   WHATSAPP FLOTANTE
   ============================================================ */
.whatsapp-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: #25D366;
  color: #fff;
  padding: 0.75rem 1.25rem 0.75rem 1rem;
  border-radius: 50px;
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4), 0 2px 8px rgba(0,0,0,0.15);
  transition: transform var(--transition), box-shadow var(--transition);
  animation: waPulse 3s ease-in-out infinite;
}
.whatsapp-btn:hover {
  transform: scale(1.06) translateY(-2px);
  box-shadow: 0 8px 28px rgba(37,211,102,0.5), 0 4px 12px rgba(0,0,0,0.2);
  animation: none;
}
.whatsapp-btn svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}
@keyframes waPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4), 0 0 0 0 rgba(37,211,102,0.3); }
  50%       { box-shadow: 0 4px 20px rgba(37,211,102,0.4), 0 0 0 10px rgba(37,211,102,0); }
}

@media (max-width: 768px) {
  .nav__burger { display: flex; }
  .nav__links {
    position: fixed;
    top: 0; right: 0;
    width: 280px;
    height: 100vh;
    background: var(--bg);
    border-left: 1px solid rgba(0,0,0,0.12);
    flex-direction: column;
    justify-content: center;
    padding: 3rem 2.5rem;
    transform: translateX(100%);
    transition: transform var(--transition);
    gap: 2.5rem;
  }
  .nav__links.open { transform: translateX(0); }
  .nav__links a { font-size: 1.1rem; }
  .nav { padding: 1.2rem 1.5rem; }
  .nav.scrolled { padding: 1rem 1.5rem; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .productos__grid { grid-template-columns: 1fr; gap: 2rem; max-width: 480px; margin: 0 auto; }
  .ventajas__grid { grid-template-columns: repeat(2, 1fr); }
  .nosotros__layout { grid-template-columns: 1fr; gap: 3rem; }
  .nosotros__blocks { margin: 0 auto; }
  .contacto__layout { grid-template-columns: 1fr; gap: 3rem; }
  .footer__layout { grid-template-columns: 1fr 1fr 1fr; gap: 2rem; }
  .footer__brand { grid-column: span 3; }
}

@media (max-width: 640px) {
  .ventajas__grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer__layout { grid-template-columns: 1fr; }
  .footer__brand { grid-column: 1; }
  .nosotros__numbers { flex-direction: column; gap: 1.5rem; }
  .hero__scroll { display: none; }
  .contacto__form { padding: 1.75rem; }
  .cta-band { padding: 5rem 1.5rem; }
}