/* ==========================================================================
   BYB GENSET AUSTRAL - ULTRA FAST & APP-LIKE STYLESHEET
   100% Responsive, Hardware-Accelerated, Zero-Jank
   ========================================================================== */

:root {
  --font-heading: 'Geologica', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Brand Palette */
  --color-primary: #E52028;
  --color-primary-hover: #DF4C52;
  --color-primary-dark: #C4373D;
  --color-primary-glow: rgba(229, 32, 40, 0.35);

  --color-bg-darkest: #07080D;
  --color-bg-dark: #0B0D14;
  --color-bg-card: #12141F;
  --color-bg-card-hover: #181B29;
  --color-bg-surface: rgba(255, 255, 255, 0.03);

  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-hover: rgba(229, 32, 40, 0.4);

  --color-text-white: #FFFFFF;
  --color-text-light: #E2E8F0;
  --color-text-muted: #95969C;
  --color-text-dim: #64748B;

  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #1EBE5D;

  --nav-height: 80px;
  --mobile-nav-height: 64px;
  --bottom-bar-height: 68px;

  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 16px);
  font-size: 16px;
  background-color: var(--color-bg-darkest);
  color: var(--color-text-light);
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-darkest);
  color: var(--color-text-light);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-bottom: 0;
}

@media (max-width: 768px) {
  body {
    padding-bottom: calc(var(--bottom-bar-height) + env(safe-area-inset-bottom, 16px));
  }
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, transform 0.2s ease;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* Typography Presets */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-white);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-badge::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary);
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  color: var(--color-text-white);
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-desc {
  font-size: clamp(15px, 1.8vw, 17px);
  color: var(--color-text-muted);
  max-width: 720px;
  line-height: 1.65;
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

@media (max-width: 640px) {
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 14px 28px;
  border-radius: 8px;
  transition: all 0.25s var(--ease-smooth);
  position: relative;
  overflow: hidden;
  will-change: transform, box-shadow;
}

.btn-primary {
  background: linear-gradient(135deg, #E52028 0%, #C4373D 100%);
  color: #FFFFFF;
  box-shadow: 0 6px 20px rgba(229, 32, 40, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #FF000A 0%, #E52028 100%);
  box-shadow: 0 8px 28px rgba(229, 32, 40, 0.55);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(1px) scale(0.98);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25D366 0%, #1EBE5D 100%);
  color: #FFFFFF;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.55);
  transform: translateY(-2px);
}

.btn-whatsapp:active {
  transform: translateY(1px) scale(0.98);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.05);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 18px;
  font-size: 13px;
  border-radius: 6px;
}

/* ==========================================================================
   HEADER & NAVBAR
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 100;
  transition: all 0.3s ease;
  background: rgba(9, 10, 15, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header.scrolled {
  background: rgba(7, 8, 13, 0.95);
  border-bottom-color: rgba(229, 32, 40, 0.2);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  height: 70px;
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
}

.brand-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
  transition: transform 0.2s ease;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4));
}

.brand-logo:hover img {
  transform: scale(1.02);
}

.header-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #4ADE80;
  font-size: 12px;
  font-weight: 600;
  margin-left: 14px;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #22C55E;
  box-shadow: 0 0 8px #22C55E;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.6; }
  100% { transform: scale(1); opacity: 1; }
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: #E2E8F0;
  position: relative;
  padding: 8px 0;
  transition: color 0.2s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width 0.25s var(--ease-smooth);
}

.nav-link:hover, .nav-link.active {
  color: #FFFFFF;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Mobile Header Controls */
.mobile-controls {
  display: none;
  align-items: center;
  gap: 10px;
}

.mobile-call-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(229, 32, 40, 0.15);
  border: 1px solid rgba(229, 32, 40, 0.3);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease;
}

.mobile-call-btn:active {
  transform: scale(0.9);
}

.hamburger-btn {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.hamburger-btn:active {
  transform: scale(0.92);
  background: rgba(255, 255, 255, 0.1);
}

.hamburger-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background: #FFFFFF;
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.2s ease;
}

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

.hamburger-btn.open span:nth-child(2) {
  opacity: 0;
}

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

@media (max-width: 991px) {
  .desktop-nav, .header-cta {
    display: none;
  }
  .mobile-controls {
    display: flex;
  }
  .header-status-badge {
    display: none;
  }
  .brand-logo img {
    height: 42px;
    max-width: 240px;
  }
}

@media (max-width: 480px) {
  .brand-logo img {
    height: 38px;
    max-width: 210px;
  }
}

/* ==========================================================================
   MOBILE APP DRAWER (Side sheet)
   ========================================================================== */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease-smooth);
}

.drawer-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.app-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(85vw, 360px);
  background: #0E1019;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 201;
  transform: translateX(100%);
  transition: transform 0.35s var(--ease-smooth);
  display: flex;
  flex-direction: column;
  padding: 24px 20px;
  overflow-y: auto;
  box-shadow: -15px 0 40px rgba(0, 0, 0, 0.7);
}

.app-drawer.active {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 24px;
}

.drawer-header img {
  height: 36px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
}

.drawer-close {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 32px;
}

.drawer-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-radius: 10px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 16px;
  color: #E2E8F0;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.drawer-link:active {
  background: rgba(229, 32, 40, 0.15);
  border-color: rgba(229, 32, 40, 0.3);
  color: #FFFFFF;
  transform: scale(0.98);
}

.drawer-contact-cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: auto;
}

.drawer-card-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.drawer-card-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(229, 32, 40, 0.15);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.drawer-card-text small {
  display: block;
  color: var(--color-text-dim);
  font-size: 11px;
  text-transform: uppercase;
}

.drawer-card-text span {
  font-size: 13px;
  font-weight: 600;
  color: #FFFFFF;
}

/* ==========================================================================
   MOBILE BOTTOM APP BAR (Dock)
   ========================================================================== */
.mobile-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-bar-height);
  background: rgba(10, 12, 19, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 150;
  padding-bottom: env(safe-area-inset-bottom, 0px);
  box-shadow: 0 -8px 25px rgba(0, 0, 0, 0.6);
}

.bottom-bar-inner {
  height: 100%;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
}

.bottom-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--color-text-dim);
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-heading);
  transition: all 0.15s ease;
  padding: 6px 0;
  position: relative;
}

.bottom-tab svg {
  width: 22px;
  height: 22px;
  transition: transform 0.15s ease;
}

.bottom-tab:active {
  transform: scale(0.88);
  color: var(--color-primary);
}

.bottom-tab:active svg {
  transform: translateY(-2px);
}

.bottom-tab.active {
  color: var(--color-primary);
}

.bottom-tab-center {
  color: #FFFFFF;
  position: relative;
}

.center-pill {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.45);
  margin-top: -12px;
  border: 3px solid #0B0D14;
  transition: transform 0.2s var(--ease-bounce);
}

.bottom-tab-center:active .center-pill {
  transform: scale(0.9) translateY(2px);
}

@media (max-width: 768px) {
  .mobile-bottom-bar {
    display: block;
  }
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--nav-height) + 40px);
  padding-bottom: 80px;
  overflow: hidden;
  background-color: #07090F;
}

.hero-bg-media {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}

.hero-bg-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.92) contrast(1.08);
  transform: scale(1.02);
  transition: opacity 0.5s ease;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    90deg,
    rgba(7, 9, 15, 0.82) 0%,
    rgba(7, 9, 15, 0.62) 48%,
    rgba(7, 9, 15, 0.22) 80%,
    rgba(7, 9, 15, 0.38) 100%
  );
}

@media (max-width: 768px) {
  .hero-overlay {
    background: linear-gradient(
      180deg,
      rgba(7, 9, 15, 0.72) 0%,
      rgba(7, 9, 15, 0.42) 50%,
      rgba(7, 9, 15, 0.82) 100%
    );
  }
}

.hero-content {
  position: relative;
  z-index: 5;
  max-width: 760px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(229, 32, 40, 0.25);
  border: 1px solid rgba(229, 32, 40, 0.45);
  padding: 6px 14px;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  color: #FFA5A8;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 20px;
  backdrop-filter: blur(8px);
}

.hero-title {
  font-size: clamp(38px, 6vw, 68px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -2px;
  color: #FFFFFF;
  margin-bottom: 24px;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.9), 0 2px 6px rgba(0, 0, 0, 0.8);
}

.hero-title span {
  color: var(--color-primary);
  display: block;
}

.hero-description {
  font-size: clamp(16px, 2.2vw, 20px);
  color: #F8FAFC;
  line-height: 1.6;
  margin-bottom: 36px;
  max-width: 640px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.95);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 50px;
  padding-top: 36px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-feat-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-feat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(229, 32, 40, 0.15);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hero-feat-text h5 {
  font-size: 14px;
  font-weight: 700;
  color: #FFFFFF;
}

.hero-feat-text p {
  font-size: 12px;
  color: var(--color-text-muted);
}

@media (max-width: 640px) {
  .hero-features {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

/* ==========================================================================
   NOSOTROS (About) SECTION
   ========================================================================== */
.about-section {
  padding: 100px 0;
  background-color: var(--color-bg-dark);
  position: relative;
  overflow: hidden;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 991px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.about-image-card {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.about-image-card img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.about-image-card:hover img {
  transform: scale(1.03);
}

.about-floating-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: rgba(11, 13, 20, 0.88);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(229, 32, 40, 0.4);
  padding: 16px 20px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.badge-number {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.badge-text {
  font-size: 13px;
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1.3;
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.about-hl-box {
  padding: 18px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.about-hl-box h4 {
  font-size: 15px;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.about-hl-box p {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ==========================================================================
   MISIÓN & VISIÓN SECTION
   ========================================================================== */
.mision-section {
  position: relative;
  padding: 100px 0;
  background-color: #0C0D13;
  overflow: hidden;
}

.mision-bg-media {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.22;
}

.mision-bg-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mision-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: radial-gradient(circle at center, rgba(12, 13, 19, 0.7) 0%, #0C0D13 100%);
}

.mision-content {
  position: relative;
  z-index: 5;
}

.mision-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 50px;
  flex-wrap: wrap;
  gap: 20px;
}

.mision-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

@media (max-width: 768px) {
  .mision-cards-grid {
    grid-template-columns: 1fr;
  }
}

.mision-card {
  padding: 40px;
  border-radius: 20px;
  background: rgba(18, 20, 31, 0.75);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.mision-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mision-card:hover {
  border-color: rgba(229, 32, 40, 0.35);
  transform: translateY(-4px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.mision-card:hover::before {
  opacity: 1;
}

.mision-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(229, 32, 40, 0.15);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.mision-card h4 {
  font-size: 24px;
  color: #FFFFFF;
  margin-bottom: 16px;
}

.mision-card p {
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1.7;
}

/* ==========================================================================
   MODELOS & MAQUINARIA SECTION
   ========================================================================== */
.models-section {
  padding: 100px 0 60px;
  background-color: var(--color-bg-darkest);
  position: relative;
}

.models-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 50px;
}

@media (max-width: 991px) {
  .models-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .models-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.model-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s var(--ease-smooth);
}

.model-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

.model-img-wrapper {
  position: relative;
  height: 250px;
  background: #090B12;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.model-img-wrapper img {
  max-height: 100%;
  width: auto;
  object-fit: contain;
  transition: transform 0.4s var(--ease-smooth);
}

.model-card:hover .model-img-wrapper img {
  transform: scale(1.06);
}

.model-spec-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(229, 32, 40, 0.2);
  border: 1px solid rgba(229, 32, 40, 0.4);
  color: #FFA5A8;
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  letter-spacing: 1px;
}

.model-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.model-body h3 {
  font-size: 19px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 14px;
  line-height: 1.3;
}

.model-specs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.spec-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 12px;
  color: #CBD5E1;
  padding: 4px 10px;
  border-radius: 6px;
}

.model-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: auto;
}

@media (max-width: 480px) {
  .model-actions {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   NUEVA GALERÍA GENIAL SIN TÍTULO (Showcase Puro)
   ========================================================================== */
.gallery-section-pure {
  padding: 40px 0 90px;
  background: linear-gradient(180deg, var(--color-bg-darkest) 0%, #0A0C14 50%, var(--color-bg-darkest) 100%);
  position: relative;
  overflow: hidden;
}

.gallery-bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 240px;
  gap: 16px;
}

@media (max-width: 1024px) {
  .gallery-bento-grid {
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: 220px;
  }
}

@media (max-width: 768px) {
  .gallery-bento-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 190px;
    gap: 12px;
  }
}

@media (max-width: 480px) {
  .gallery-bento-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 240px;
  }
}

/* Bento Spans for Visual Rhythm */
.gallery-item-bento:nth-child(1) {
  grid-column: span 2;
  grid-row: span 2;
}

.gallery-item-bento:nth-child(4) {
  grid-column: span 2;
}

.gallery-item-bento:nth-child(5) {
  grid-column: span 2;
  grid-row: span 2;
}

@media (max-width: 768px) {
  .gallery-item-bento:nth-child(1) {
    grid-column: span 2;
    grid-row: span 1;
  }
  .gallery-item-bento:nth-child(4) {
    grid-column: span 2;
  }
  .gallery-item-bento:nth-child(5) {
    grid-column: span 2;
    grid-row: span 1;
  }
}

@media (max-width: 480px) {
  .gallery-item-bento:nth-child(n) {
    grid-column: span 1;
    grid-row: span 1;
  }
}

.gallery-item-bento {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  cursor: pointer;
  background-color: #12141F;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  transition: all 0.35s var(--ease-smooth);
}

.gallery-item-bento img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-smooth), filter 0.3s ease;
}

.gallery-item-bento:hover {
  transform: translateY(-4px);
  border-color: rgba(229, 32, 40, 0.5);
  box-shadow: 0 15px 35px rgba(229, 32, 40, 0.2);
}

.gallery-item-bento:hover img {
  transform: scale(1.08);
  filter: brightness(1.05);
}

.gallery-bento-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(7, 9, 15, 0.85) 0%, rgba(7, 9, 15, 0.2) 60%, transparent 100%);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gallery-item-bento:hover .gallery-bento-overlay {
  opacity: 1;
}

.gallery-overlay-meta h4 {
  font-size: 15px;
  font-weight: 700;
  color: #FFFFFF;
}

.gallery-overlay-meta span {
  font-size: 12px;
  color: #FFA5A8;
}

.gallery-zoom-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(229, 32, 40, 0.5);
}

/* ==========================================================================
   INTERACTIVE FULLSCREEN LIGHTBOX (App-Feel)
   ========================================================================== */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(5, 7, 12, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 300;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  display: flex;
  flex-direction: column;
}

.lightbox-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 10;
}

.lightbox-counter {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  color: #FFA5A8;
  background: rgba(229, 32, 40, 0.2);
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid rgba(229, 32, 40, 0.3);
}

.lightbox-close-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.2s;
}

.lightbox-close-btn:active {
  transform: scale(0.9);
}

.lightbox-viewport {
  flex-grow: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow: hidden;
  user-select: none;
  touch-action: pan-y;
}

.lightbox-image {
  max-width: 90vw;
  max-height: 75vh;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.lightbox-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 10;
}

.lightbox-arrow:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.lightbox-arrow:active {
  transform: translateY(-50%) scale(0.9);
}

.lightbox-arrow-left {
  left: 24px;
}

.lightbox-arrow-right {
  right: 24px;
}

@media (max-width: 640px) {
  .lightbox-arrow {
    width: 42px;
    height: 42px;
  }
  .lightbox-arrow-left {
    left: 10px;
  }
  .lightbox-arrow-right {
    right: 10px;
  }
}

.lightbox-bottombar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(11, 13, 20, 0.95);
  flex-wrap: wrap;
  gap: 14px;
}

.lightbox-title {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: #FFFFFF;
}

/* ==========================================================================
   ¿POR QUÉ ELEGIRNOS? SECTION
   ========================================================================== */
.why-section {
  padding: 100px 0;
  background-color: #07090F;
  position: relative;
  overflow: hidden;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 50px;
}

@media (max-width: 768px) {
  .why-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.why-card {
  padding: 32px;
  border-radius: 18px;
  background: rgba(18, 20, 31, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: flex-start;
  gap: 20px;
  transition: all 0.3s ease;
  position: relative;
}

.why-card:hover {
  background: rgba(24, 27, 41, 0.85);
  border-color: rgba(229, 32, 40, 0.35);
  transform: translateY(-4px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.why-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(229, 32, 40, 0.15);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.why-body h4 {
  font-size: 20px;
  color: #FFFFFF;
  margin-bottom: 10px;
}

.why-body p {
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1.6;
}

/* ==========================================================================
   FAQS SECTION
   ========================================================================== */
.faq-section {
  padding: 100px 0;
  background-color: var(--color-bg-dark);
  position: relative;
}

.faq-accordion-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 860px;
  margin: 50px auto 0;
}

.faq-item {
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  overflow: hidden;
  transition: all 0.25s ease;
}

.faq-item.open {
  border-color: rgba(229, 32, 40, 0.4);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.faq-header {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  gap: 16px;
}

.faq-header h3 {
  font-size: 17px;
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1.4;
}

.faq-item.open .faq-header h3 {
  color: #FFA5A8;
}

.faq-chevron {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-smooth), background 0.2s;
}

.faq-item.open .faq-chevron {
  transform: rotate(180deg);
  background: var(--color-primary);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s var(--ease-smooth);
}

.faq-body-inner {
  padding: 0 24px 24px;
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1.7;
}

/* ==========================================================================
   COTIZACIÓN & CONTACTO SECTION
   ========================================================================== */
.contact-section {
  padding: 100px 0;
  background-color: var(--color-bg-darkest);
  position: relative;
  overflow: hidden;
}

.contact-bg-media {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.12;
}

.contact-bg-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.contact-grid {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
}

@media (max-width: 991px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.contact-form-card {
  background: rgba(18, 20, 31, 0.85);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

@media (max-width: 640px) {
  .contact-form-card {
    padding: 24px 20px;
  }
}

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

@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 700;
  color: #CBD5E1;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-control {
  width: 100%;
  background: rgba(7, 9, 15, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  padding: 14px 16px;
  color: #FFFFFF;
  font-size: 15px;
  transition: all 0.2s ease;
  outline: none;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(229, 32, 40, 0.25);
  background: rgba(7, 9, 15, 0.95);
}

.form-control::placeholder {
  color: #64748B;
}

.contact-info-panel {
  background: rgba(14, 16, 26, 0.8);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

@media (max-width: 640px) {
  .contact-info-panel {
    padding: 24px 20px;
  }
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin: 32px 0;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(229, 32, 40, 0.15);
  border: 1px solid rgba(229, 32, 40, 0.3);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-text small {
  display: block;
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text-dim);
  letter-spacing: 1px;
}

.contact-info-text a, .contact-info-text p {
  font-size: 16px;
  color: #FFFFFF;
  font-weight: 600;
  margin-top: 2px;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: #05060A;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 50px 0 40px;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  flex-wrap: wrap;
  gap: 20px;
}

.footer-logo img {
  height: 44px;
  width: auto;
  max-width: 260px;
  object-fit: contain;
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 12px;
}

.social-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.2s ease;
}

.social-pill:hover {
  background: #1877F2;
  border-color: #1877F2;
  transform: translateY(-2px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  color: var(--color-text-dim);
  font-size: 13px;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-agency {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-dim);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: all 0.25s var(--ease-smooth);
}

.footer-agency svg {
  color: #E2E8F0;
  transition: transform 0.2s ease, color 0.2s ease;
}

.footer-agency strong {
  color: #FFFFFF;
  font-weight: 700;
  transition: color 0.2s ease;
}

.footer-agency:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(229, 32, 40, 0.4);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.footer-agency:hover svg {
  color: #E1306C;
  transform: scale(1.15);
}

.footer-agency:hover strong {
  color: #FFA5A8;
}

/* ==========================================================================
   FLOATING ACTION BUTTON (WhatsApp FAB)
   ========================================================================== */
.floating-whatsapp {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.5);
  z-index: 120;
  transition: all 0.3s var(--ease-bounce);
  animation: fab-pulse 3s infinite;
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 14px 40px rgba(37, 211, 102, 0.7);
}

.floating-whatsapp:active {
  transform: scale(0.92);
}

@keyframes fab-pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

@media (max-width: 768px) {
  .floating-whatsapp {
    bottom: calc(var(--bottom-bar-height) + 16px);
    right: 18px;
    width: 52px;
    height: 52px;
  }
}

/* ==========================================================================
   TOAST NOTIFICATION (App-like feedback)
   ========================================================================== */
.app-toast {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(-100px);
  background: rgba(14, 16, 26, 0.95);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(229, 32, 40, 0.4);
  color: #FFFFFF;
  padding: 12px 24px;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
  z-index: 400;
  opacity: 0;
  transition: all 0.35s var(--ease-bounce);
  display: flex;
  align-items: center;
  gap: 10px;
  pointer-events: none;
}

.app-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}