/* =========================================================
   ELECTRICISTA BARCELONA — sistema de diseño
   Concepto: el propio cuadro eléctrico (breaker panel).
   Paleta: charcoal de chapa metálica + cobre + ámbar de aviso
   ========================================================= */

:root {
  /* Color */
  --bg-0: #12161b;          /* fondo general, chapa oscura */
  --bg-1: #1a2027;          /* paneles */
  --bg-2: #212831;          /* superficies elevadas / tarjetas */
  --line: #2c333d;          /* líneas divisorias, tornillería */
  --copper: #b8703f;        /* cobre — detalles, iconos */
  --copper-light: #d99566;
  --amber: #ffc145;         /* interruptor / CTA principal */
  --amber-dark: #e0a02f;
  --live: #5eead4;          /* "corriente" — estados positivos */
  --danger: #ff6b57;        /* urgencias */
  --text-0: #f4f1ea;        /* texto principal sobre oscuro */
  --text-1: #c7cdd6;        /* texto secundario */
  --text-2: #8b95a1;        /* texto terciario / captions */

  /* Tipografía */
  --font-display: "Space Grotesk", "Arial Narrow", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;

  /* Layout */
  --maxw: 1180px;
  --radius-s: 6px;
  --radius-m: 12px;
  --radius-l: 20px;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 40px;
  --space-5: 64px;
  --space-6: 96px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--bg-0);
  background-image:
    radial-gradient(circle at 15% 0%, rgba(184,112,63,0.10), transparent 45%),
    radial-gradient(circle at 85% 20%, rgba(94,234,212,0.06), transparent 40%);
  color: var(--text-0);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0 0 var(--space-2); line-height: 1.15; letter-spacing: -0.01em; }
p { margin: 0 0 var(--space-2); }
button { font: inherit; cursor: pointer; }

:focus-visible {
  outline: 3px solid var(--live);
  outline-offset: 3px;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: var(--copper-light);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: var(--space-2);
}
.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--live);
  box-shadow: 0 0 8px var(--live);
}

section { padding: var(--space-6) 0; position: relative; }
.section-head { max-width: 640px; margin-bottom: var(--space-5); }
.section-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
.section-head p { color: var(--text-1); font-size: 1.05rem; }

/* =========================================================
   HEADER
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(18, 22, 27, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: var(--space-2);
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-0);
}
.brand .bolt { color: var(--amber); }
.brand small {
  display: block;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--text-2);
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  gap: var(--space-3);
  font-size: 0.92rem;
  color: var(--text-1);
}
.nav-links a:hover { color: var(--text-0); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-s);
  padding: 12px 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}
.btn-call {
  background: var(--amber);
  color: #201400;
  box-shadow: 0 4px 0 var(--amber-dark), 0 8px 18px rgba(255, 193, 69, 0.25);
}
.btn-call:hover { transform: translateY(-2px); box-shadow: 0 6px 0 var(--amber-dark), 0 12px 22px rgba(255, 193, 69, 0.3); }
.btn-call:active { transform: translateY(2px); box-shadow: 0 2px 0 var(--amber-dark); }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text-0);
}
.btn-ghost:hover { border-color: var(--copper); color: var(--copper-light); }
.btn-sm { padding: 9px 14px; font-size: 0.82rem; }

.header-cta { display: flex; align-items: center; gap: 10px; }
.btn-icon { padding: 12px; }
.header-phone { display: flex; flex-direction: column; text-align: right; }
.header-phone .label { font-size: 0.65rem; color: var(--text-2); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; }
.header-phone .number { font-family: var(--font-mono); font-size: 1.05rem; color: var(--amber); font-weight: 600; }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  padding-top: var(--space-6);
  padding-bottom: var(--space-5);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-5);
  align-items: center;
}
.hero h1 {
  font-size: clamp(2.3rem, 4.6vw, 3.6rem);
  color: var(--text-0);
}
.hero h1 .accent { color: var(--amber); }
.hero .lede {
  font-size: 1.15rem;
  color: var(--text-1);
  max-width: 46ch;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-3) 0 var(--space-4);
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-2);
}
.hero-badges li { display: flex; align-items: center; gap: 8px; }
.hero-badges .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--live); }

/* --- Panel eléctrico ilustrado (elemento firma) --- */
.panel-art {
  position: relative;
  background: linear-gradient(180deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  padding: var(--space-3);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.55), inset 0 1px 0 rgba(255,255,255,0.03);
}
.panel-art-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-2);
  border-bottom: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.panel-art-head .status { color: var(--live); }
.panel-art-foot {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-2);
  text-align: center;
}
.breakers {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.breaker {
  background: var(--bg-0);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  padding: 12px 12px 14px;
  text-align: left;
  color: var(--text-1);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color 0.2s ease, background 0.2s ease;
  width: 100%;
}
.breaker:hover { border-color: var(--copper); }
.breaker-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-2);
}
.breaker-switch {
  position: relative;
  width: 30px;
  height: 46px;
  background: #0c0f13;
  border-radius: 6px;
  border: 1px solid var(--line);
  padding: 3px;
  flex: none;
}
.breaker-switch .toggle {
  position: absolute;
  left: 3px;
  right: 3px;
  height: 20px;
  border-radius: 4px;
  background: linear-gradient(180deg, #4b545f, #333a42);
  bottom: 3px;
  transition: transform 0.35s cubic-bezier(.4,1.8,.4,1), background 0.35s ease, box-shadow 0.35s ease;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}
.breaker.is-on .breaker-switch .toggle {
  transform: translateY(-20px);
  background: linear-gradient(180deg, var(--amber), var(--amber-dark));
  box-shadow: 0 0 12px rgba(255,193,69,0.6);
}
.breaker.is-on { background: rgba(255,193,69,0.05); }
.breaker-name { font-weight: 600; color: var(--text-0); font-size: 0.86rem; }
.breaker-desc { font-size: 0.76rem; color: var(--text-2); display: none; }
.breaker.is-on .breaker-desc { display: block; }

/* =========================================================
   TRUST BAR
   ========================================================= */
.trustbar {
  padding: var(--space-3) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-1);
}
.trustbar .container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  align-items: center;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-1);
  font-family: var(--font-mono);
}
.trust-item svg { flex: none; color: var(--copper-light); }

/* =========================================================
   SERVICIOS
   ========================================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.service-card {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: var(--space-3);
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.service-card:hover { transform: translateY(-4px); border-color: var(--copper); }
.service-num {
  font-family: var(--font-mono);
  color: var(--copper-light);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}
.service-card h3 { font-size: 1.15rem; margin: 10px 0 8px; }
.service-card p { color: var(--text-2); font-size: 0.92rem; margin-bottom: 0; }
.service-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  color: var(--amber);
  margin-bottom: var(--space-2);
}

/* =========================================================
   PROCESO
   ========================================================= */
.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}
.step {
  position: relative;
  padding-top: var(--space-2);
  border-top: 2px solid var(--copper);
}
.step .step-index {
  font-family: var(--font-mono);
  color: var(--copper-light);
  font-size: 0.85rem;
  display: block;
  margin-bottom: 10px;
}
.step h3 { font-size: 1.05rem; }
.step p { color: var(--text-2); font-size: 0.9rem; }

/* =========================================================
   ZONA DE SERVICIO (SEO local)
   ========================================================= */
.zone-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: start;
}
.zone-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px var(--space-3);
}
.zone-list li {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-1);
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 8px;
}
.zone-list li::before { content: "▸"; color: var(--copper); }
.zone-note {
  margin-top: var(--space-3);
  color: var(--text-2);
  font-size: 0.9rem;
}

/* =========================================================
   FOTOS DE TRABAJO (placeholders para imágenes reales)
   ========================================================= */
.work-photos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.photo-frame {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--bg-1);
  border: 1px solid var(--line);
}
.photo-frame img {
  position: absolute; inset: 0; z-index: 2;
  width: 100%; height: 100%; object-fit: cover;
}
.photo-frame .photo-placeholder {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-align: center;
  padding: 16px;
}
.photo-frame .photo-placeholder svg { opacity: 0.6; }

/* =========================================================
   RESEÑAS
   ========================================================= */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.review-card {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: var(--space-3);
}
.review-stars { color: var(--amber); letter-spacing: 2px; margin-bottom: 10px; font-size: 0.95rem; }
.review-quote { color: var(--text-1); font-size: 0.95rem; margin-bottom: var(--space-2); }
.review-author { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-2); }
.review-placeholder-note {
  margin-top: var(--space-2);
  font-size: 0.78rem;
  color: var(--danger);
  font-family: var(--font-mono);
}

/* =========================================================
   FAQ
   ========================================================= */
.faq-list { max-width: 800px; }
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-q {
  width: 100%;
  background: none;
  border: none;
  color: var(--text-0);
  text-align: left;
  padding: var(--space-2) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-display);
  font-size: 1.02rem;
}
.faq-q .plus { color: var(--copper-light); transition: transform 0.25s ease; font-size: 1.3rem; flex: none; margin-left: 12px; }
.faq-item.open .faq-q .plus { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  color: var(--text-2);
  font-size: 0.95rem;
}
.faq-a-inner { padding-bottom: var(--space-2); max-width: 65ch; }
.faq-item.open .faq-a { max-height: 300px; }

/* =========================================================
   CONTACTO / CTA FINAL
   ========================================================= */
.cta-final {
  background: linear-gradient(135deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  padding: var(--space-5);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-final::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(255,193,69,0.12), transparent 60%);
}
.cta-final h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); position: relative; }
.cta-final p { color: var(--text-1); position: relative; max-width: 50ch; margin-inline: auto; }
.cta-final .btn-call { font-size: 1.1rem; padding: 16px 30px; position: relative; margin-top: var(--space-2); }
.cta-phone-big {
  font-family: var(--font-mono);
  font-size: 2rem;
  color: var(--amber);
  margin: var(--space-2) 0;
  position: relative;
  display: block;
}

.cta-final-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: var(--space-3);
  position: relative;
}

.btn-whatsapp {
  background: #25D366;
  color: #06210f;
  box-shadow: 0 4px 0 #1aa851, 0 8px 18px rgba(37,211,102,0.25);
}
.btn-whatsapp:hover { transform: translateY(-2px); box-shadow: 0 6px 0 #1aa851, 0 12px 22px rgba(37,211,102,0.3); }
.btn-whatsapp:active { transform: translateY(2px); box-shadow: 0 2px 0 #1aa851; }

.contact-summary {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-5);
}
.contact-summary-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-1);
  font-size: 0.92rem;
  max-width: 30ch;
}
.contact-summary-item svg { color: var(--copper-light); flex: none; }

.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 190;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #06210f;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 24px rgba(37,211,102,0.4);
  transition: transform 0.15s ease;
}
.whatsapp-float:hover { transform: scale(1.06); }

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
  border-top: 1px solid var(--line);
  padding: var(--space-4) 0 var(--space-3);
  background: var(--bg-1);
  font-size: 0.85rem;
  color: var(--text-2);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}
.footer-grid h4 {
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--text-1);
  margin-bottom: var(--space-2);
}
.footer-grid ul li { margin-bottom: 8px; }
.footer-grid a:hover { color: var(--text-0); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: var(--space-2);
  border-top: 1px solid var(--line);
}

/* =========================================================
   BOTÓN FLOTANTE MÓVIL
   ========================================================= */
.mobile-call-bar { display: none; }

/* =========================================================
   PÁGINAS LEGALES
   ========================================================= */
.legal-page main {
  max-width: 820px;
  margin: 0 auto;
  padding: var(--space-5) var(--space-3) var(--space-6);
}
.legal-page h1 { font-size: 2rem; margin-bottom: var(--space-1); }
.legal-updated { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-2); margin-bottom: var(--space-4); }
.legal-page h2 { font-size: 1.2rem; margin-top: var(--space-4); }
.legal-page p, .legal-page li { color: var(--text-1); font-size: 0.96rem; }
.legal-page ul { list-style: disc; padding-left: 1.3em; margin-bottom: var(--space-2); }
.legal-placeholder {
  background: rgba(255,107,87,0.1);
  border: 1px dashed var(--danger);
  color: var(--danger);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.85em;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .work-photos { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); }
  .zone-wrap { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  .nav-links { display: none; }
  .header-phone { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .work-photos { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .breakers { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  body { padding-bottom: 78px; }

  .whatsapp-float { right: 14px; bottom: 88px; width: 52px; height: 52px; }

  .mobile-call-bar {
    display: flex;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    z-index: 200;
    background: var(--bg-1);
    border-top: 1px solid var(--line);
    padding: 10px 14px;
    gap: 10px;
  }
  .mobile-call-bar .btn { flex: 1; }
}