/* ═══════════════════════════════════════════════════════════
   BC PLANTILLA — Sitio en construcción Bus Conciertos
   Paleta tomada de bus_conciertos/static/css/main.css
   ═══════════════════════════════════════════════════════════ */

:root {
  --amarillo:       #FFD600;
  --amarillo-hover: #FFC200;
  --negro:          #0D0D0D;
  --negro-suave:    #1A1A1A;
  --gris-oscuro:    #2C2C2C;
  --blanco:         #FFFFFF;
  --radio:          8px;
}

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

body {
  font-family: 'Barlow', sans-serif;
  background: var(--negro);
  color: var(--blanco);
  line-height: 1.6;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

a { text-decoration: none; color: inherit; }

/* ─── FRANJA DE OBRA ───────────────────────────────────────── */
.franja-obra {
  height: 12px;
  background: repeating-linear-gradient(
    -45deg,
    var(--amarillo), var(--amarillo) 20px,
    var(--negro) 20px, var(--negro) 40px
  );
}

/* ─── CONTENEDOR PRINCIPAL ─────────────────────────────────── */
.construccion {
  flex: 1;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(1rem, 4vh, 3rem) 16px 0;
}

.construccion::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(255,214,0,0.12) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(255,214,0,0.08) 0%, transparent 50%);
}

.construccion-contenido {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 900px;
  margin: auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.logo {
  height: clamp(64px, 17vh, 150px);
  width: auto;
  max-width: 85%;
  object-fit: contain;
  margin-bottom: clamp(0.8rem, 3vh, 2rem);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  color: var(--amarillo);
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: clamp(0.6rem, 2vh, 1.2rem);
}

.badge::before,
.badge::after {
  content: '';
  width: clamp(28px, 8vw, 60px);
  height: 1px;
  background: var(--amarillo);
  opacity: 0.7;
}

h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-weight: 400;
  font-size: clamp(2.2rem, min(8vw, 9vh), 5.5rem);
  line-height: 1;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: clamp(0.5rem, 1.5vh, 1rem);
}

h1 .highlight { color: var(--amarillo); }

.bajada {
  font-size: clamp(0.95rem, 2.2vh, 1.15rem);
  color: rgba(255,255,255,0.75);
  max-width: 560px;
  margin-bottom: clamp(1rem, 4vh, 2.5rem);
}


/* ─── WHATSAPP ─────────────────────────────────────────────── */
.whatsapp-aviso {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: clamp(0.4rem, 1.5vh, 0.8rem);
}

.whatsapp-aviso p {
  font-size: clamp(0.9rem, 2vh, 1rem);
  color: rgba(255,255,255,0.65);
}

.btn-whatsapp {
  background: #25D366;
  color: #fff;
  font-weight: 700;
  font-size: 1.05rem;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radio);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  transition: background 0.2s, transform 0.2s;
}

.btn-whatsapp:hover {
  background: #1ebe5a;
  transform: translateY(-2px);
}

.btn-whatsapp .fab { font-size: 1.3rem; }

/* ─── CONTACTO ─────────────────────────────────────────────── */
.contacto {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: clamp(0.6rem, 2vh, 1.2rem);
  margin-bottom: clamp(1rem, 4vh, 3rem);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radio);
  font-weight: 700;
  font-size: 1rem;
  transition: background 0.2s, transform 0.2s;
}

.btn-primario {
  background: var(--amarillo);
  color: var(--negro);
}

.btn-primario:hover {
  background: var(--amarillo-hover);
  transform: translateY(-2px);
}

.redes { display: flex; gap: 0.9rem; }

.redes a {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.7);
  font-size: 1.2rem;
  transition: color 0.2s, border-color 0.2s;
}

.redes a:hover {
  color: var(--amarillo);
  border-color: var(--amarillo);
}

/* ─── CARRETERA CON BUS ────────────────────────────────────── */
.carretera {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  height: clamp(56px, 9vh, 80px);
  margin: 0 -16px;
  background: var(--negro-suave);
  border-top: 3px solid var(--amarillo);
  overflow: hidden;
}

.carretera-lineas {
  position: absolute;
  left: 0; right: 0;
  bottom: 14px;
  height: 4px;
  background: repeating-linear-gradient(
    90deg,
    var(--amarillo) 0, var(--amarillo) 40px,
    transparent 40px, transparent 80px
  );
  opacity: 0.6;
}

.bus-animado {
  position: absolute;
  bottom: clamp(16px, 2.6vh, 22px);
  left: -160px;
  height: clamp(30px, 5.5vh, 46px);
  width: auto;
  animation: avanzar 10s linear infinite;
}

@keyframes avanzar {
  from { transform: translateX(0); }
  to   { transform: translateX(calc(100vw + 320px)); }
}

/* ─── FOOTER ───────────────────────────────────────────────── */
.link-systmind {
  color: var(--amarillo);
  text-decoration: underline;
}

.link-systmind:hover {
  color: var(--amarillo-hover);
}
.footer {
  background: var(--negro);
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
  padding: clamp(0.4rem, 1.5vh, 1rem);
  color: rgba(255,255,255,0.5);
}

/* ─── PANTALLAS CHICAS ─────────────────────────────────────── */
@media (max-width: 600px) {
  .contacto { flex-wrap: nowrap; }
  .btn { padding: 0.6rem 0.9rem; font-size: 0.85rem; }
  .redes { gap: 0.5rem; }
  .redes a { width: 40px; height: 40px; font-size: 1.05rem; }
}

/* En pantallas muy bajas se oculta la bajada para que todo quepa sin scroll */
@media (max-height: 620px) {
  .bajada { display: none; }
}

/* ─── ACCESIBILIDAD ────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .bus-animado { animation: none; left: 1rem; }
  .progreso-relleno { transition: none; }
}