/* ============================================================
   VANGUARD SOLUTIONS — NOVATIENDA (página del proyecto)
   Usa la identidad del sitio (cian, morado y verde neón, Orbitron,
   Montserrat, .btn, .glass-card, .section-header, .reveal) y la
   cabecera y el cierre de Proyectos. Solo añade lo específico.
   ============================================================ */

/* ── HERO ───────────────────────────────────────────────────── */
.page-hero.nt-hero {
  display: block;
  min-height: 0;
  text-align: left;
  padding: calc(var(--header-height) + 2.5rem) 0 clamp(3rem, 6vw, 4.5rem);
}

.nt-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.nt-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--space-md);
  font-family: var(--font-tech);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(224, 224, 224, 0.6);
  transition: color var(--transition-fast);
}
.nt-back:hover,
.nt-back:focus-visible { color: var(--cyan); outline: none; }
.nt-back i { font-size: 0.7rem; }

.nt-hero-copy { display: flex; flex-direction: column; align-items: flex-start; }
.nt-hero .page-hero-content { max-width: none; }

.page-hero.nt-hero h1 {
  max-width: 18ch;
  margin-bottom: var(--space-sm);
  font-size: clamp(1.7rem, 3.6vw, 2.8rem);
  line-height: 1.18;
}

.page-hero.nt-hero .nt-lead {
  max-width: 54ch;
  margin: 0;
  text-align: left;
  font-size: clamp(0.98rem, 1.5vw, 1.12rem);
  color: rgba(224, 224, 224, 0.78);
}

.nt-actions { justify-content: flex-start; margin-top: var(--space-md); }
.nt .nt-fineprint { margin-top: var(--space-sm); font-size: 0.85rem; color: rgba(224, 224, 224, 0.55); max-width: 52ch; }

/* ── DISPOSITIVOS ───────────────────────────────────────────── */
.nt-devices { position: relative; padding-bottom: 8%; }
.nt-glow {
  position: absolute;
  inset: 8% 10% 0 6%;
  background: radial-gradient(ellipse at 60% 50%, rgba(0, 240, 255, 0.16), rgba(191, 0, 255, 0.12) 45%, transparent 72%);
  filter: blur(40px);
  pointer-events: none;
}
.nt-frame {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: #07070B;
  border: 1px solid var(--glass-border);
}
.nt-frame img { width: 100%; height: auto; }
.nt-frame--desktop {
  width: 92%;
  border-radius: var(--radius-md);
  box-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.9), 0 0 30px rgba(0, 240, 255, 0.1);
}
.nt-frame--phone {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 27%;
  padding: 5px;
  border-radius: 24px;
  border-color: rgba(0, 240, 255, 0.35);
  background: #0D0D18;
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.9), 0 0 26px rgba(191, 0, 255, 0.25);
}
.nt-frame--phone img { border-radius: 19px; }

.nt-frame-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  height: 26px;
  padding: 0 0.8rem;
  background: #0D0D18;
  border-bottom: 1px solid var(--glass-border);
  font-size: 0.7rem;
  color: rgba(224, 224, 224, 0.55);
  letter-spacing: 0.03em;
}
.nt-frame-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); }

/* ── SECCIONES ──────────────────────────────────────────────── */
.nt-section { padding: var(--space-2xl) 0; position: relative; }
.nt-tour,
.nt-faq-section { background: var(--bg-secondary); }
.nt-change,
.nt-steps-section { background: var(--bg-primary); }
.nt-narrow { max-width: 860px; }
.nt .section-header { margin-bottom: var(--space-xl); }
.nt-footnote { margin-top: var(--space-md); font-size: 0.8rem; color: rgba(224, 224, 224, 0.5); max-width: 78ch; }

/* ── RECORRIDO ──────────────────────────────────────────────── */
.nt-controls { display: flex; flex-wrap: wrap; gap: 0.8rem 1.4rem; align-items: center; justify-content: space-between; margin-bottom: var(--space-md); }
.nt-seg {
  display: inline-flex;
  padding: 4px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
}
.nt-seg-btn {
  min-height: 42px;
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-tech);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(224, 224, 224, 0.65);
  transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
}
.nt-seg-btn i { margin-right: 0.4rem; }
.nt-seg-btn:hover { color: #fff; }
.nt-seg-btn[aria-pressed="true"] { background: var(--grad-main); color: #000; box-shadow: 0 0 14px rgba(0, 240, 255, 0.3); }
.nt-seg-btn:focus-visible,
.nt-rail-item:focus-visible,
.nt-pager-btn:focus-visible,
.nt-link:focus-visible,
.nt-faq summary:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }

.nt-stage { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: var(--space-md); align-items: start; }

.nt-rail { max-height: 620px; overflow-y: auto; padding-right: 0.4rem; display: flex; flex-direction: column; gap: 0.4rem; scrollbar-width: thin; scrollbar-color: rgba(0, 240, 255, 0.3) transparent; }
.nt-rail-item {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 0.75rem;
  align-items: center;
  width: 100%;
  padding: 0.5rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  text-align: left;
  color: rgba(224, 224, 224, 0.65);
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.nt-rail-item:hover { background: rgba(0, 240, 255, 0.05); color: #fff; }
.nt-rail-item[aria-current="true"] { background: rgba(0, 240, 255, 0.08); border-color: rgba(0, 240, 255, 0.5); color: #fff; box-shadow: 0 0 16px rgba(0, 240, 255, 0.12); }
.nt-rail-thumb { display: grid; place-items: center; height: 38px; border-radius: 4px; background: #07070B; overflow: hidden; }
.nt-rail-thumb img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.nt-rail-title { font-size: 0.86rem; font-weight: 600; line-height: 1.25; }

.nt-view { min-width: 0; display: grid; gap: var(--space-md); }
.nt-screen {
  margin: 0;
  overflow: hidden;
  background: #07070B;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: 0 30px 80px -40px rgba(0, 0, 0, 0.95), 0 0 30px rgba(0, 240, 255, 0.07);
}
#nt-shot { width: 100%; height: auto; transition: opacity 0.18s ease; }
.nt-screen.is-swapping #nt-shot { opacity: 0; }

.nt .nt-caption h3 { font-size: clamp(1.05rem, 2vw, 1.4rem); color: #fff; letter-spacing: 0.03em; }
.nt .nt-caption p { margin-top: 0.7rem; max-width: 62ch; }
.nt-pager { display: flex; align-items: center; gap: 0.9rem; margin-top: var(--space-sm); }
.nt-pager-btn { width: 44px; height: 44px; border: 1px solid var(--glass-border); border-radius: var(--radius-sm); color: var(--cyan); transition: border-color var(--transition-fast), box-shadow var(--transition-fast); }
.nt-pager-btn:hover { border-color: var(--cyan); box-shadow: 0 0 14px rgba(0, 240, 255, 0.25); }
.nt-count { font-family: var(--font-tech); font-size: 0.95rem; letter-spacing: 0.06em; color: rgba(224, 224, 224, 0.6); min-width: 4.5rem; text-align: center; }

/* Escritorio y móvil a la vez: el teléfono se superpone abajo a la derecha */
.nt-media { position: relative; padding-bottom: 2.5rem; }
.nt-media.is-swapping img { opacity: 0; }
.nt-phone-shot {
  position: absolute; right: 3%; bottom: 0; width: clamp(96px, 20%, 170px); margin: 0;
  padding: 5px; border-radius: 22px; background: #0D0D18;
  border: 1px solid rgba(0, 240, 255, 0.35);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 26px rgba(191, 0, 255, 0.25);
}
.nt-phone-shot img { display: block; width: 100%; height: auto; border-radius: 17px; transition: opacity 0.18s ease; }

/* ── LO QUE CAMBIA ──────────────────────────────────────────── */
.nt-row {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(1.6rem, 4vw, 3.5rem);
  align-items: center;
  padding: var(--space-lg) 0;
  border-top: 1px solid rgba(0, 240, 255, 0.1);
}
.nt-row:last-of-type { border-bottom: 1px solid rgba(0, 240, 255, 0.1); }
.nt .nt-row-text h3 { font-size: clamp(1.05rem, 2vw, 1.45rem); color: #fff; letter-spacing: 0.03em; }
.nt-row-text p { margin-top: 0.8rem; }
.nt-link {
  display: inline-block;
  margin-top: var(--space-sm);
  font-family: var(--font-tech);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
  border-bottom: 1px solid rgba(0, 240, 255, 0.4);
  transition: color var(--transition-fast), border-color var(--transition-fast), text-shadow var(--transition-fast);
}
.nt-link:hover { color: #fff; border-color: var(--cyan); text-shadow: 0 0 10px rgba(0, 240, 255, 0.6); }
.nt-crop { margin: 0; aspect-ratio: 16 / 10; overflow: hidden; border: 1px solid var(--glass-border); border-radius: var(--radius-md); background: #07070B; transition: border-color var(--transition-med), box-shadow var(--transition-med); }
.nt-row:hover .nt-crop { border-color: rgba(0, 240, 255, 0.4); box-shadow: 0 0 24px rgba(0, 240, 255, 0.12); }
.nt-crop img { width: 100%; height: 100%; object-fit: cover; object-position: left top; }
.nt-also { margin-top: var(--space-md); font-size: 0.95rem; max-width: 78ch; }

/* ── PASOS ──────────────────────────────────────────────────── */
.nt-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-md); counter-reset: paso; }
.nt-steps li { counter-increment: paso; padding: var(--space-lg) var(--space-md); }
.nt-steps li::before {
  content: counter(paso);
  display: block;
  margin-bottom: var(--space-sm);
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 900;
  line-height: 1;
  background: var(--grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.nt .nt-steps h3 { font-size: 1.05rem; color: #fff; letter-spacing: 0.03em; margin-bottom: 0.6rem; }

/* ── PREGUNTAS ──────────────────────────────────────────────── */
.nt-faq { display: grid; gap: 0.75rem; }
.nt-faq details { padding: 0; overflow: hidden; }
.nt-faq details:hover { transform: none; }
.nt-faq summary {
  position: relative;
  padding: 1.1rem 3rem 1.1rem 1.3rem;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
}
.nt-faq summary::-webkit-details-marker { display: none; }
.nt-faq summary::before,
.nt-faq summary::after { content: ''; position: absolute; right: 1.3rem; top: 50%; width: 14px; height: 2px; background: var(--cyan); box-shadow: 0 0 6px rgba(0, 240, 255, 0.6); transition: transform var(--transition-fast); }
.nt-faq summary::after { transform: rotate(90deg); }
.nt-faq details[open] summary::after { transform: rotate(0deg); }
.nt-faq details p { padding: 0 3rem 1.3rem 1.3rem; }

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1000px) {
  .nt-hero-grid { grid-template-columns: 1fr; }
  .nt-devices { max-width: 640px; }
  .page-hero.nt-hero h1 { max-width: none; }
  .nt-stage { grid-template-columns: 1fr; }
  .nt-rail { flex-direction: row; max-height: none; overflow-x: auto; overflow-y: visible; padding: 0 0 0.6rem; }
  .nt-rail-item { grid-template-columns: 1fr; width: 190px; flex: 0 0 auto; align-content: start; }
  .nt-row { grid-template-columns: 1fr; }
  .nt-steps { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .nt-seg { width: 100%; }
  .nt-seg-btn { flex: 1; padding-inline: 0.5rem; }
  .nt-actions .btn { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  #nt-shot, .nt-screen { transition: none; }
}