/* ==========================================================================
   BRANG! STUDIO — BRAND IDENTITY SYSTEM
   Font: Montserrat (Full Weights)
   ========================================================================== */

:root {
  --bg-primary: #050505;
  --bg-surface: rgba(255, 255, 255, 0.05);
  --border-subtle: rgba(255, 255, 255, 0.12);
  --border-active: rgba(255, 255, 255, 0.4);
  
  --text-main: #FFFFFF;
  --text-subwhite: #E0E0E5;
  --text-muted: #A0A0AA;
  
  /* Glassmorphism Reforzado */
  --glass-bg: rgba(20, 20, 25, 0.65);
  --glass-border: rgba(255, 255, 255, 0.15);
  --glass-blur: blur(20px);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
  
  --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1200px;
  --nav-height: 90px;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  background-color: var(--bg-primary);
}

/* Tipografías y Jerarquía */
h1, h2, h3, h4 {
  font-family: var(--font-family);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

p {
  color: var(--text-subwhite);
  font-weight: 400;
}

.dot {
  color: #FFFFFF;
  opacity: 0.3;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.grid {
  display: grid;
  gap: 32px;
}

.grid--2col {
  grid-template-columns: 1fr 1fr;
}

.border-top {
  border-top: 1px solid var(--border-subtle);
}

.pt-8 { padding-top: 32px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }
.mb-4 { margin-bottom: 16px; }
.w-full { width: 100%; }
.text-center { text-align: center; }

.text-large {
  font-size: 1.25rem;
  line-height: 1.6;
}

.text-white { color: var(--text-main); font-weight: 500; }
.text-subwhite { color: var(--text-subwhite); font-weight: 400; }

/* Navegación Alineada al Footer */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 100;
  display: flex;
  align-items: center;
}

.nav__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Logo 30% más grande */
.nav__logo {
  height: 29px;
  width: auto;
  display: block;
}

.nav__tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text-subwhite);
}

.badge {
  display: inline-block;
  padding: 8px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-main);
}

.badge--dim {
  color: var(--text-subwhite);
}

/* Banner Inicial con Imagen de Fondo */
.hero {
  position: relative;
  padding-top: calc(var(--nav-height) + 100px);
  padding-bottom: 120px;
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: url('https://brang.studio/wp-content/uploads/2026/08/Fondo-Banner-033.jpg') center/cover no-repeat;
}

.hero__bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(5,5,5,0.7) 0%, rgba(5,5,5,0.95) 100%);
  z-index: 1;
}

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

.hero__meta {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.hero__title {
  font-size: clamp(3rem, 6.5vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: 28px;
}

.hero__subtitle {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  max-width: 720px;
  margin-bottom: 40px;
  color: var(--text-subwhite);
  font-weight: 400;
}

.btn-scroll {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 700;
  border-bottom: 2px solid var(--text-main);
  padding-bottom: 6px;
  transition: opacity 0.3s ease;
}

.btn-scroll:hover {
  opacity: 0.7;
}

.section {
  padding: 100px 0;
}

.section-num {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--text-subwhite);
  display: block;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 40px;
  max-width: 850px;
}

.section-desc {
  font-size: 1.15rem;
  color: var(--text-subwhite);
  max-width: 750px;
  margin-bottom: 48px;
  line-height: 1.6;
}

/* Glassmorphism Impactante */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: 16px;
  padding: 36px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
  border-color: var(--border-active);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.7);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.glass-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.glass-card__num {
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--text-subwhite);
}

.glass-card__icon {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.1);
  padding: 10px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.glass-card__title {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.glass-card__text {
  font-size: 1rem;
  color: var(--text-subwhite);
}

/* Frentes Grid */
.frentes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.frente-item__num {
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.2);
  display: block;
  margin-bottom: 12px;
}

.frente-item__title {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.frente-item__text {
  font-size: 1.05rem;
  color: var(--text-subwhite);
}

/* Servicios y Calculadora Explicativa */
.services-wrapper {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 40px;
  align-items: start;
}

.service-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: 16px;
  padding: 32px;
  margin-bottom: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
  user-select: none;
}

.service-card:hover {
  border-color: var(--border-active);
  transform: translateY(-2px);
}

.service-card--selected {
  border-color: var(--text-main);
  background: rgba(255, 255, 255, 0.1);
}

.service-card--fixed {
  cursor: default;
}

.service-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.service-card__title {
  font-size: 1.3rem;
  font-weight: 800;
}

.service-card__badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 6px 12px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-subwhite);
}

.service-card__badge--fixed {
  background: var(--text-main);
  color: #000;
}

.service-card__price {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text-main);
}

.summary-panel {
  position: sticky;
  top: calc(var(--nav-height) + 24px);
}

.calc-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.12);
  padding: 6px 12px;
  border-radius: 6px;
  margin-bottom: 16px;
}

.summary-panel__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-subwhite);
  margin-bottom: 8px;
}

.summary-panel__price {
  font-size: 2.5rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.summary-panel__divider {
  height: 1px;
  background: var(--border-subtle);
  margin: 24px 0;
}

.summary-panel__label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-subwhite);
  margin-bottom: 8px;
}

.summary-panel__services {
  font-size: 0.95rem;
  color: var(--text-main);
  font-weight: 500;
  min-height: 48px;
}

.scope-notice {
  margin-top: 24px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px dashed var(--border-subtle);
  border-radius: 12px;
}

.scope-notice__title {
  display: block;
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--text-main);
}

.scope-notice__tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-subwhite);
  margin-bottom: 8px;
}

.scope-notice__text {
  font-size: 0.85rem;
  color: var(--text-subwhite);
}

/* Botones */
.btn-primary {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 18px 32px;
  background: var(--text-main);
  color: #000000;
  text-decoration: none;
  font-weight: 800;
  border-radius: 10px;
  transition: all 0.3s ease;
  font-size: 1rem;
}

.btn-primary:hover {
  background: #E0E0E0;
  transform: translateY(-2px);
}

.btn-primary--lg {
  padding: 22px 44px;
  font-size: 1.15rem;
}

/* Acordeón */
.accordion-group {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.accordion-item {
  padding: 0 32px;
}

.accordion-header {
  width: 100%;
  padding: 24px 0;
  background: none;
  border: none;
  color: var(--text-main);
  font-family: var(--font-family);
  font-weight: 800;
  font-size: 1.3rem;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.accordion-icon {
  font-size: 1.5rem;
  transition: transform 0.3s ease;
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.accordion-content p {
  color: var(--text-subwhite);
}

.accordion-item--active .accordion-content {
  padding-bottom: 24px;
}

.accordion-item--active .accordion-icon {
  transform: rotate(45deg);
}

/* Proceso de Trabajo Horizontal */
.process-flow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 32px;
}

.process-card {
  flex: 1;
  padding: 24px 18px;
  text-align: center;
}

.process-card__num {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-subwhite);
  display: block;
  margin-bottom: 12px;
}

.process-card__icon {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.1);
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px auto;
}

.process-card h4 {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.process-card p {
  font-size: 0.85rem;
  color: var(--text-subwhite);
}

.process-connector {
  color: var(--border-active);
  font-size: 1.2rem;
  user-select: none;
}

/* Tiempos */
.time-big {
  font-size: 4rem;
  line-height: 1;
  font-weight: 900;
}

.time-unit {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-subwhite);
}

.display-price {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1;
}

.condiciones-list {
  list-style: none;
}

.condiciones-list li {
  font-size: 0.95rem;
  color: var(--text-subwhite);
  padding: 12px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.condiciones-list li::before {
  content: "— ";
  color: var(--text-main);
}

/* Banner CTA Final con Imagen de Fondo */
.section--closing {
  position: relative;
  padding: 160px 0;
  background: url('https://brang.studio/wp-content/uploads/2026/08/Fondo_menu_brang.webp') center/cover no-repeat;
}

.closing__bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(5,5,5,0.85) 0%, rgba(5,5,5,0.95) 100%);
  z-index: 1;
}

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

.closing-title {
  font-size: clamp(2.5rem, 5.5vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
}

.closing-desc {
  font-size: 1.25rem;
  max-width: 650px;
  margin: 0 auto;
  color: var(--text-subwhite);
}

/* Footer Alineado */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 48px 0;
}

.footer__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

/* Logo 30% más grande en el footer */
.footer__logo {
  height: 24px;
  margin-bottom: 10px;
}

.footer__tagline {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-subwhite);
}

.footer__socials {
  display: flex;
  gap: 20px;
}

.footer__socials a {
  color: var(--text-main);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.footer__socials a:hover {
  border-color: var(--text-main);
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

/* Animaciones */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Responsive */
@media (max-width: 1024px) {
  .process-flow {
    flex-direction: column;
  }

  .process-connector {
    transform: rotate(90deg);
    margin: 8px 0;
  }

  .process-card {
    width: 100%;
  }

  .services-wrapper {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .frentes-grid, .grid--2col {
    grid-template-columns: 1fr;
  }

  .nav__tag {
    display: none;
  }

  .footer__container {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}