/* =========================================================
   ARG PAINTING LLC — Main Stylesheet
   ========================================================= */

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

:root {
  --blue:       #1d4097;
  --blue-dark:  #2e3873;
  --blue-deep:  #1a2a5e;
  --red:        #c03a2c;
  --red-light:  #e04535;
  --white:      #f6f7f8;
  --offwhite:   #f0f1f3;
  --gray-light: #e5e7eb;
  --gray:       #6b7280;
  --gray-dark:  #374151;
  --dark:       #111827;
  --font-head:  'Barlow Condensed', sans-serif;
  --font-body:  'Barlow', sans-serif;
  --container:  1200px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--dark);
  color: var(--white);
  overflow-x: hidden;
}

/* ─── NAVBAR — siempre blanco ────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: 72px;
  background: #ffffff;
  box-shadow: 0 2px 20px rgba(0,0,0,0.09);
}

.nav-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-img {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
}

.nav-logo-text {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.3px;
  white-space: nowrap;
  color: var(--blue-dark);
}

.nav-logo-text span { color: var(--red); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gray-dark);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
}

.nav-links a:hover { color: var(--blue); background: rgba(29,64,151,0.06); }

.nav-cta {
  background: var(--red) !important;
  color: #fff !important;
  padding: 9px 20px !important;
  border-radius: 4px !important;
  font-weight: 700 !important;
  letter-spacing: 0.5px !important;
}

.nav-cta:hover { background: var(--red-light) !important; }

/* hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border: none;
  background: none;
}

.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--blue-dark);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 72px 0 0 0;
  background: #fff;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  z-index: 999;
}

.mobile-menu.open { display: flex; }

.mobile-menu-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1.5rem;
}

.mobile-logo-img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.mobile-menu-logo span {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--blue-dark);
  letter-spacing: 0.5px;
}

.mobile-menu-logo span strong { color: var(--red); font-weight: 800; }

.mobile-menu a {
  font-family: var(--font-head);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--blue-dark);
  text-decoration: none;
  padding: 12px 32px;
  width: 100%;
  text-align: center;
  transition: color 0.2s, background 0.2s;
}

.mobile-menu a:hover { color: var(--blue); background: rgba(29,64,151,0.05); }

.mobile-menu .nav-cta {
  background: var(--red) !important;
  color: #fff !important;
  margin-top: 1rem;
  border-radius: 6px !important;
  width: calc(100% - 4rem) !important;
  text-align: center;
}

/* ─── HERO ───────────────────────────────────────────────── */
#home {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

#home::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('../img/hero.jpg');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  z-index: 0;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: block;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(17,24,39,0.88) 0%, rgba(29,64,151,0.75) 50%, rgba(17,24,39,0.82) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: var(--container);
  margin: 0 auto;
  padding: 120px 2rem 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(64px, 8.5vw, 112px);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -1.5px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.75rem;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.7s ease 0.3s forwards;
}

.hero-title .accent { color: var(--red); display: block; }

.hero-desc {
  font-size: 19px;
  font-weight: 300;
  line-height: 1.8;
  color: rgba(246,247,248,0.80);
  max-width: 500px;
  margin-bottom: 2.5rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.7s ease 0.5s forwards;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.7s ease 0.7s forwards;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--red);
  color: #fff;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 16px 36px;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}

.btn-primary:hover { background: var(--red-light); transform: translateY(-2px); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(246,247,248,0.85);
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-decoration: none;
  padding: 16px 20px;
  border-radius: 4px;
  border: 1px solid rgba(246,247,248,0.3);
  transition: color 0.2s, border-color 0.2s, transform 0.2s;
}

.btn-secondary:hover { color: var(--white); border-color: rgba(246,247,248,0.6); transform: translateY(-2px); }

/* ── Stats flotantes ── */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp 0.7s ease 0.9s forwards;
}

.stat-item {
  background: rgba(17,24,39,0.60);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 14px;
  padding: 28px 16px;
  text-align: center;
}

/* animaciones de flotado individuales — fases desfasadas */
.float-1 { animation: fadeUp 0.7s ease 0.9s forwards, floatA 4s ease-in-out 1.6s infinite; }
.float-2 { animation: fadeUp 0.7s ease 0.9s forwards, floatB 4.5s ease-in-out 1.6s infinite; }
.float-3 { animation: fadeUp 0.7s ease 0.9s forwards, floatC 3.8s ease-in-out 1.6s infinite; }

@keyframes floatA {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-10px); }
}
@keyframes floatB {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-14px); }
}
@keyframes floatC {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-8px); }
}

.stat-num {
  font-family: var(--font-head);
  font-size: 48px;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.stat-num .unit { font-size: 28px; color: var(--red); }

.stat-label {
  font-size: 12px;
  font-weight: 500;
  color: rgba(246,247,248,0.55);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: 8px;
}

/* scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  animation: fadeUp 0.6s ease 1.4s forwards;
}

.scroll-indicator span {
  font-family: var(--font-head);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(246,247,248,0.4);
}

.scroll-mouse {
  width: 22px; height: 36px;
  border: 2px solid rgba(246,247,248,0.3);
  border-radius: 11px;
  position: relative;
}

.scroll-mouse::before {
  content: '';
  position: absolute;
  top: 6px; left: 50%;
  transform: translateX(-50%);
  width: 3px; height: 6px;
  background: rgba(246,247,248,0.55);
  border-radius: 2px;
  animation: scrollDot 1.8s ease-in-out infinite;
}

@keyframes scrollDot {
  0%   { top: 6px; opacity: 1; }
  100% { top: 20px; opacity: 0; }
}

@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

/* ─── SECTION SHARED ─────────────────────────────────────── */
section { position: relative; }

.section-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 100px 2rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 1rem;
}

.section-tag::before {
  content: '';
  display: block;
  width: 28px; height: 2px;
  background: var(--red);
  border-radius: 1px;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(36px, 4.5vw, 60px);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 1;
  letter-spacing: -0.5px;
  color: var(--dark);
  margin-bottom: 1.5rem;
}

.section-title em { color: var(--blue); font-style: normal; }

/* ─── SERVICES ───────────────────────────────────────────── */
#services { background: #ffffff; }

.services-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: end;
  margin-bottom: 60px;
}

.services-desc { font-size: 16px; line-height: 1.8; color: var(--gray); padding-bottom: 4px; }
.services-desc strong { color: var(--dark); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--gray-light);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 2px 40px rgba(0,0,0,0.07);
  margin-bottom: 72px;
}

.service-card {
  background: #ffffff;
  padding: 44px 32px;
  position: relative;
  overflow: hidden;
  transition: background 0.3s ease;
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--red));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.service-card:hover { background: #f8f9ff; }
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 54px; height: 54px;
  background: rgba(29,64,151,0.07);
  border: 1px solid rgba(29,64,151,0.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  transition: background 0.3s, border-color 0.3s;
}

.service-card:hover .service-icon { background: rgba(29,64,151,0.12); border-color: rgba(29,64,151,0.3); }
.service-icon svg { width: 24px; height: 24px; stroke: var(--blue); transition: stroke 0.3s; }
.service-card:hover .service-icon svg { stroke: var(--blue-dark); }

.service-name {
  font-family: var(--font-head);
  font-size: 23px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  color: var(--dark);
  margin-bottom: 10px;
}

.service-text { font-size: 14px; line-height: 1.75; color: var(--gray); }

.service-tag {
  display: inline-block;
  margin-top: 18px;
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--red);
  background: rgba(192,58,44,0.07);
  border: 1px solid rgba(192,58,44,0.2);
  padding: 4px 10px;
  border-radius: 20px;
}

.service-card.featured {
  grid-column: 1 / -1;
  background: linear-gradient(130deg, #f0f4ff 0%, #ffffff 60%);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0 2rem;
  align-items: start;
}

.service-card.featured .service-icon { width: 60px; height: 60px; }
.service-card.featured .service-icon svg { width: 28px; height: 28px; }
.service-card.featured .service-name { font-size: 28px; }

.service-epoxy-visual { display: flex; gap: 10px; flex-wrap: wrap; align-self: end; padding-top: 16px; }

.epoxy-chip {
  width: 48px; height: 48px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

.free-banner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--red);
  color: #fff;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 9px 18px;
  border-radius: 4px;
  margin-top: 20px;
  grid-column: 1;
}

/* ── Antes y Después ── */
.before-after-wrap {
  background: var(--offwhite);
  border-radius: 20px;
  padding: 56px 48px;
}

.ba-header {
  text-align: center;
  margin-bottom: 40px;
}

.ba-title {
  font-family: var(--font-head);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.5px;
  color: var(--dark);
  margin-bottom: 10px;
}

.ba-title em { color: var(--blue); font-style: normal; }

.ba-sub {
  font-size: 16px;
  color: var(--gray);
  line-height: 1.6;
}

.ba-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

.ba-card {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.14);
  aspect-ratio: 4/5;
}

.ba-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.ba-card:hover img { transform: scale(1.04); }

.ba-label {
  position: absolute;
  top: 14px; left: 14px;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 20px;
  z-index: 2;
}

.ba-label-before {
  background: rgba(55,65,81,0.85);
  color: #fff;
}

.ba-label-after {
  background: var(--blue);
  color: #fff;
}

.ba-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  text-align: center;
}

.ba-cta-text {
  font-size: 17px;
  color: var(--gray-dark);
  font-weight: 400;
}

.btn-wpp-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #25d366;
  color: #fff;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 16px 36px;
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 6px 24px rgba(37,211,102,0.4);
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.btn-wpp-cta svg {
  width: 22px; height: 22px;
  fill: #fff;
  flex-shrink: 0;
}

.btn-wpp-cta:hover {
  background: #1ebe5a;
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(37,211,102,0.5);
}

/* ─── ABOUT US ───────────────────────────────────────────── */
#about { background: var(--offwhite); }
#about .section-title { color: var(--dark); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-img-wrap { position: relative; padding-top: 60px; }

/* badge logotipo-2 — arriba izquierda */
.about-badge-logo {
  position: absolute;
  top: 0; left: -16px;
  z-index: 2;
  width: 110px; height: 110px;
  background: #fff;
  border-radius: 14px;
  border: 2px solid var(--gray-light);
  box-shadow: 0 8px 28px rgba(0,0,0,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  overflow: hidden;
}

.about-badge-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.about-img-frame {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: 16px;
  overflow: hidden;
}

.about-img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.9);
}

.about-img-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(145deg, #c8d6f0 0%, #8aaad8 40%, #2e3873 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: 80px;
  font-weight: 800;
  color: rgba(255,255,255,0.2);
  letter-spacing: 4px;
  min-height: 440px;
}

/* badge experiencia — abajo derecha */
.about-badge-exp {
  position: absolute;
  bottom: -20px; right: -20px;
  width: 110px; height: 110px;
  background: var(--blue);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 4px solid var(--offwhite);
  box-shadow: 0 8px 28px rgba(29,64,151,0.35);
  z-index: 2;
}

.about-badge-exp .exp-num {
  font-family: var(--font-head);
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.about-badge-exp .exp-label {
  font-family: var(--font-head);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  text-align: center;
  line-height: 1.3;
  margin-top: 2px;
  padding: 0 6px;
}

.about-lead {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.8;
  color: var(--gray-dark);
  margin-bottom: 1.25rem;
}

.about-body {
  font-size: 15px;
  line-height: 1.85;
  color: var(--gray);
  margin-bottom: 2rem;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.about-value {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 16px;
  background: #fff;
  border-radius: 10px;
  border: 1px solid var(--gray-light);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.about-value:hover {
  border-color: rgba(29,64,151,0.2);
  box-shadow: 0 4px 16px rgba(29,64,151,0.06);
}

.about-value-icon {
  width: 32px; height: 32px;
  background: rgba(29,64,151,0.08);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.about-value-icon svg { width: 16px; height: 16px; stroke: var(--blue); }

.about-value-label {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--dark);
  display: block;
  line-height: 1.2;
}

.about-value-sub {
  font-size: 12px;
  color: var(--gray);
  margin-top: 2px;
  line-height: 1.4;
}

/* ─── CONTACT ────────────────────────────────────────────── */
#contact { background: #f8f9fb; }
#contact .section-title { color: var(--dark); }

.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 4rem;
  align-items: start;
}

.contact-form-wrap {
  background: #fff;
  border-radius: 16px;
  padding: 44px 40px;
  box-shadow: 0 4px 40px rgba(0,0,0,0.06);
}

.form-title {
  font-family: var(--font-head);
  font-size: 26px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--dark);
  margin-bottom: 6px;
  letter-spacing: 0.3px;
}

.form-sub { font-size: 14px; color: var(--gray); margin-bottom: 28px; line-height: 1.6; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-group.full { grid-column: 1 / -1; }

.form-group label {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gray-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--dark);
  background: var(--offwhite);
  border: 1.5px solid var(--gray-light);
  border-radius: 8px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
  appearance: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(29,64,151,0.1);
  background: #fff;
}

.form-group textarea { min-height: 110px; resize: vertical; }

.form-submit {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  justify-content: center;
  background: var(--blue);
  color: #fff;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 16px 32px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
  margin-top: 8px;
}

.form-submit:hover { background: var(--blue-dark); transform: translateY(-1px); }
.form-submit svg { width: 18px; height: 18px; }

.contact-info { display: flex; flex-direction: column; gap: 24px; }

.contact-info-block {
  background: #fff;
  border-radius: 12px;
  padding: 24px 26px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.05);
}

.contact-info-title {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--gray-light);
  text-decoration: none;
  transition: opacity 0.2s;
}

.contact-detail:last-child { border-bottom: none; }
.contact-detail:hover { opacity: 0.8; }

.contact-detail-icon {
  width: 38px; height: 38px;
  background: rgba(29,64,151,0.07);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail-icon svg { width: 18px; height: 18px; stroke: var(--blue); fill: none; }

.contact-detail-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gray);
  display: block;
}

.contact-detail-value {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--dark);
  display: block;
  line-height: 1.3;
}

.social-row { display: flex; gap: 8px; flex-wrap: wrap; }

.social-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 8px;
  background: var(--offwhite);
  border: 1px solid var(--gray-light);
  text-decoration: none;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-dark);
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.social-link svg { width: 16px; height: 16px; }
.social-link:hover { background: var(--blue); color: #fff; border-color: var(--blue); }

.map-frame {
  width: 100%;
  height: 190px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--gray-light);
}

.map-frame iframe { width: 100%; height: 100%; border: none; display: block; }

/* ─── FOOTER ─────────────────────────────────────────────── */
footer { background: var(--dark); color: var(--white); }

.footer-top {
  max-width: var(--container);
  margin: 0 auto;
  padding: 72px 2rem 48px;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-bottom: 18px;
}

.footer-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  display: block;
  /* pequeño filtro para que la imagen se vea bien sobre fondo oscuro
     si el logo tiene fondo transparente se ve directo;
     si es oscuro sobre oscuro puedes quitar el brightness */
  filter: brightness(0) invert(1);
}

.footer-logo-text {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
}

.footer-logo-text span { color: var(--red); }

.footer-tagline {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(246,247,248,0.4);
  max-width: 260px;
  margin-bottom: 22px;
}

.footer-social { display: flex; gap: 8px; }

.footer-social-link {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.07);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: background 0.2s;
}

.footer-social-link:hover { background: var(--blue); }
.footer-social-link svg { width: 16px; height: 16px; fill: rgba(246,247,248,0.7); }

.footer-col h4 {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }

.footer-col ul a {
  font-size: 14px;
  color: rgba(246,247,248,0.4);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-col ul a:hover { color: var(--white); }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
}

.footer-contact-item svg {
  width: 16px; height: 16px;
  stroke: var(--blue);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item span,
.footer-contact-item a {
  font-size: 14px;
  color: rgba(246,247,248,0.45);
  text-decoration: none;
  line-height: 1.5;
  transition: color 0.2s;
}

.footer-contact-item a:hover { color: var(--white); }

.footer-divider {
  height: 1px;
  background: rgba(255,255,255,0.07);
  max-width: calc(var(--container) - 4rem);
  margin: 0 auto;
}

.footer-bottom {
  max-width: var(--container);
  margin: 0 auto;
  padding: 20px 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-copy { font-size: 13px; color: rgba(246,247,248,0.28); }
.footer-copy a { color: rgba(246,247,248,0.4); text-decoration: none; transition: color 0.2s; }
.footer-copy a:hover { color: var(--white); }

.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: 13px; color: rgba(246,247,248,0.28); text-decoration: none; transition: color 0.2s; }
.footer-legal a:hover { color: rgba(246,247,248,0.7); }

/* ─── WHATSAPP FLOTANTE + RADAR ──────────────────────────── */
.wpp-btn {
  position: fixed;
  bottom: 28px; right: 28px;
  z-index: 999;
  width: 58px; height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  animation: wppPop 0.5s cubic-bezier(0.34,1.56,0.64,1) 2s both;
}

.wpp-btn svg {
  width: 30px; height: 30px;
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

/* anillos tipo radar */
.wpp-radar {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: transparent;
  border: 2px solid #25d366;
  animation: radarPulse 2.2s ease-out infinite;
  pointer-events: none;
}

.wpp-radar-2 {
  animation-delay: 1.1s;
}

@keyframes radarPulse {
  0%   { transform: scale(1); opacity: 0.75; }
  100% { transform: scale(2.4); opacity: 0; }
}

.wpp-btn:hover { transform: scale(1.1); }

.wpp-tooltip {
  position: absolute;
  right: 68px;
  background: var(--dark);
  color: var(--white);
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 7px 14px;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
  z-index: 3;
}

.wpp-tooltip::after {
  content: '';
  position: absolute;
  top: 50%; right: -6px;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--dark);
  border-right: none;
}

.wpp-btn:hover .wpp-tooltip { opacity: 1; transform: translateX(0); }

@keyframes wppPop {
  from { transform: scale(0); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

/* ─── REVEAL ─────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible { opacity: 1; transform: translateY(0); }

/* ─── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 1024px) {
  .services-grid         { grid-template-columns: repeat(2, 1fr); }
  .service-card.featured { grid-column: 1 / -1; }
  .about-grid            { grid-template-columns: 1fr; gap: 3rem; }
  .about-img-wrap        { max-width: 460px; margin: 0 auto; }
  .contact-grid          { grid-template-columns: 1fr; }
  .footer-top            { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding-top: 100px;
  }

  .hero-stats { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .stat-num   { font-size: 36px; }

  .services-header       { grid-template-columns: 1fr; gap: 1rem; }
  .services-grid         { grid-template-columns: 1fr; }
  .service-card.featured { grid-template-columns: 1fr; }
  .service-epoxy-visual  { justify-content: flex-start; }

  .ba-grid   { grid-template-columns: 1fr; gap: 14px; }
  .before-after-wrap { padding: 36px 24px; }

  .about-values    { grid-template-columns: 1fr; }
  .about-img-wrap  { padding-top: 70px; }
  .about-badge-logo { left: 0; }

  .form-row          { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 32px 24px; }

  .footer-top    { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .hero-title    { font-size: clamp(52px, 14vw, 72px); }
  .hero-desc     { font-size: 16px; }
  .stat-num      { font-size: 30px; }
  .stat-num .unit { font-size: 20px; }
  .stat-label    { font-size: 10px; }
  .section-inner { padding: 72px 1.25rem; }
  .wpp-btn       { bottom: 20px; right: 20px; }
  .about-badge-exp { width: 90px; height: 90px; bottom: -14px; right: -10px; }
  .about-badge-exp .exp-num { font-size: 28px; }
  .about-badge-logo { width: 90px; height: 90px; }
}