/* ============================================================
   Bataller Automotores - Main Stylesheet
   Premium Automotive Theme
   ============================================================ */

/* ----- Custom Properties ----- */
:root {
  --clr-dark:        #1a1a2e;
  --clr-dark-alt:    #16213e;
  --clr-dark-rgb:    26,26,46;
  --clr-accent:      #e2b04a;
  --clr-accent-hover:#c89a35;
  --clr-accent-rgb:  226,176,74;
  --clr-white:       #ffffff;
  --clr-light:       #f4f5f7;
  --clr-gray:        #8892a4;
  --clr-gray-light:  #cdd4de;
  --clr-success:     #27ae60;
  --clr-danger:      #e74c3c;
  --clr-warning:     #f39c12;
  --clr-info:        #2980b9;

  --ff-body:   'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --ff-heading: var(--ff-body);

  --shadow-sm:  0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:  0 4px 16px rgba(0,0,0,.08);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.12);
  --shadow-card-hover: 0 20px 40px rgba(0,0,0,.15);
  --shadow-glow: 0 0 30px rgba(var(--clr-accent-rgb),.15);

  --radius-sm:  .5rem;
  --radius-md:  .75rem;
  --radius-lg:  1rem;
  --radius-xl:  1.25rem;

  --transition: .3s cubic-bezier(.4,0,.2,1);
  --transition-slow: .5s cubic-bezier(.4,0,.2,1);
  --header-h:  72px;
}

/* ----- Reset & Base ----- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--ff-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--clr-dark);
  background: var(--clr-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a   { color: var(--clr-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-accent-hover); }

h1,h2,h3,h4,h5,h6 {
  font-family: var(--ff-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--clr-dark);
}

/* ----- Utility ----- */
.text-accent  { color: var(--clr-accent) !important; }
.bg-dark-navy { background-color: var(--clr-dark) !important; }
.bg-deep-blue { background-color: var(--clr-dark-alt) !important; }

.section-title {
  font-size: 2rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
  position: relative;
  display: inline-block;
  margin-bottom: 2rem;
}

.section-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -.35rem;
  width: 60px;
  height: 4px;
  background: var(--clr-accent);
  border-radius: 2px;
}

.section-title--center::after {
  left: 50%;
  transform: translateX(-50%);
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar-bataller {
  background: rgba(var(--clr-dark-rgb), .7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: .65rem 0;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
  z-index: 1050;
  border-bottom: 1px solid rgba(255,255,255,.05);
}

.navbar-bataller.scrolled {
  background: rgba(var(--clr-dark-rgb), .95);
  box-shadow: 0 4px 30px rgba(0,0,0,.2);
  padding: .5rem 0;
}

.navbar-bataller .navbar-brand {
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--clr-white);
  letter-spacing: .03em;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.navbar-bataller .navbar-brand img {
  height: 40px;
  width: auto;
}

.navbar-bataller .navbar-brand .brand-accent {
  color: var(--clr-accent);
}

.navbar-bataller .nav-link {
  color: rgba(255,255,255,.72);
  font-weight: 500;
  font-size: .9rem;
  padding: .5rem 1.1rem !important;
  transition: color var(--transition);
  position: relative;
}

.navbar-bataller .nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--clr-accent);
  transition: width var(--transition), left var(--transition);
  border-radius: 1px;
}

.navbar-bataller .nav-link:hover,
.navbar-bataller .nav-link.active {
  color: var(--clr-white);
}

.navbar-bataller .nav-link:hover::after,
.navbar-bataller .nav-link.active::after {
  width: calc(100% - 2.2rem);
  left: 1.1rem;
}

.navbar-toggler { border-color: rgba(255,255,255,.15); }
.navbar-toggler-icon { filter: invert(1); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--clr-white);
  overflow: hidden;
  background: var(--clr-dark);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  filter: brightness(.75) saturate(1.15);
  transform: scale(1.05);
  transition: transform 10s ease;
}

.hero:hover .hero__bg { transform: scale(1); }

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(var(--clr-dark-rgb),.15) 0%,
    rgba(var(--clr-dark-rgb),.05) 30%,
    rgba(var(--clr-dark-rgb),.2) 60%,
    rgba(var(--clr-dark-rgb),.75) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  padding: 2rem 1.5rem;
}

.hero__logo {
  width: 220px;
  height: auto;
  margin: 0 auto 1.5rem;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,.4));
}

.hero__title {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .03em;
  margin-bottom: .75rem;
  color: var(--clr-white);
  text-shadow: 0 2px 20px rgba(0,0,0,.5);
}

.hero__title .accent { color: var(--clr-accent); }

.hero__subtitle {
  font-size: clamp(.9rem, 1.5vw, 1.05rem);
  font-weight: 400;
  opacity: .9;
  margin-bottom: 2.5rem;
  text-shadow: 0 1px 8px rgba(0,0,0,.4);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.hero-search {
  position: relative;
  z-index: 10;
  margin-top: -3rem;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 1rem;
}

.hero-search__inner {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 1.5rem 2rem;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-accent {
  background: var(--clr-accent);
  color: var(--clr-dark);
  border: none;
  padding: .7rem 1.8rem;
  font-weight: 700;
  font-size: .95rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  text-transform: uppercase;
  letter-spacing: .04em;
}

.btn-accent:hover {
  background: var(--clr-accent-hover);
  color: var(--clr-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(var(--clr-accent-rgb),.35);
}

.btn-accent:active { transform: translateY(0); }

.btn-outline-accent {
  background: transparent;
  color: var(--clr-accent);
  border: 2px solid var(--clr-accent);
  padding: .6rem 1.6rem;
  font-weight: 700;
  font-size: .95rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  text-transform: uppercase;
  letter-spacing: .04em;
}

.btn-outline-accent:hover {
  background: var(--clr-accent);
  color: var(--clr-dark);
}

/* ============================================================
   VEHICLE CARDS
   ============================================================ */
.vehicle-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 1px solid rgba(0,0,0,.04);
}

.vehicle-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.vehicle-card__img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
  background: var(--clr-dark);
}

.vehicle-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s cubic-bezier(.4,0,.2,1);
}

.vehicle-card:hover .vehicle-card__img-wrap img {
  transform: scale(1.06);
}

.vehicle-card__body {
  padding: 1.25rem 1.25rem .75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.vehicle-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: .35rem;
  line-height: 1.3;
}

.vehicle-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  font-size: .8rem;
  color: var(--clr-gray);
  margin-bottom: .75rem;
}

.vehicle-card__meta span {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
}

.vehicle-card__price {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--clr-accent);
  margin-top: auto;
  padding-top: .5rem;
}

.vehicle-card__price small {
  font-size: .75rem;
  font-weight: 500;
  color: var(--clr-gray);
}

.vehicle-card__footer {
  padding: .75rem 1.25rem 1.25rem;
}

.vehicle-card__footer .btn-accent,
.vehicle-card__footer .btn-outline-accent {
  font-size: .85rem;
  padding: .55rem 1rem;
}

/* ============================================================
   BADGES - Vehicle Condition
   ============================================================ */
.badge-condition {
  position: absolute;
  top: .75rem;
  left: .75rem;
  padding: .3rem .75rem;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  border-radius: var(--radius-sm);
  z-index: 2;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.badge-nuevo {
  background: rgba(39,174,96,.88);
  color: var(--clr-white);
}

.badge-usado {
  background: rgba(41,128,185,.88);
  color: var(--clr-white);
}

.badge-destacado {
  position: absolute;
  top: .75rem;
  right: .75rem;
  background: rgba(var(--clr-accent-rgb),.92);
  color: var(--clr-dark);
  padding: .3rem .75rem;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  border-radius: var(--radius-sm);
  z-index: 2;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* ============================================================
   WHY CHOOSE US CARDS
   ============================================================ */
.why-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,.04);
  transition: transform var(--transition), box-shadow var(--transition);
  height: 100%;
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.why-card__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(var(--clr-accent-rgb),.1);
  color: var(--clr-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 1.25rem;
}

.why-card h5 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: .5rem;
}

.why-card p {
  font-size: .875rem;
  color: var(--clr-gray);
  margin: 0;
  line-height: 1.6;
}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  position: relative;
  padding: 5rem 0;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(var(--clr-dark-rgb),.92), rgba(22,33,62,.88));
  z-index: 1;
}

.cta-banner > * {
  position: relative;
  z-index: 2;
}

/* ============================================================
   FILTER SIDEBAR
   ============================================================ */
.filter-sidebar {
  background: var(--clr-white);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
}

.filter-sidebar__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.filter-sidebar .form-label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--clr-dark);
  margin-bottom: .35rem;
}

.filter-sidebar .form-select,
.filter-sidebar .form-control {
  border: 1.5px solid var(--clr-gray-light);
  border-radius: var(--radius-sm);
  font-size: .9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.filter-sidebar .form-select:focus,
.filter-sidebar .form-control:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px rgba(var(--clr-accent-rgb),.18);
}

.filter-sidebar .btn-reset {
  font-size: .82rem;
  color: var(--clr-gray);
  background: none;
  border: none;
  cursor: pointer;
  text-decoration: underline;
}

.filter-sidebar .btn-reset:hover { color: var(--clr-danger); }

/* ============================================================
   VEHICLE DETAIL - Gallery
   ============================================================ */
.gallery {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--clr-dark);
}

.gallery__main {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  position: relative;
}

.gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity .4s ease;
}

.gallery__carousel-wrap {
  position: relative;
  background: rgba(0,0,0,.3);
  padding: .5rem 0;
}

.gallery__carousel {
  display: flex;
  gap: .4rem;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  padding: 0 2.5rem;
}

.gallery__carousel::-webkit-scrollbar { display: none; }

.gallery__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: 50%;
  background: rgba(255,255,255,.15);
  color: #fff;
  font-size: .9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
  backdrop-filter: blur(4px);
}

.gallery__arrow:hover { background: rgba(255,255,255,.3); }
.gallery__arrow--left { left: .35rem; }
.gallery__arrow--right { right: .35rem; }

.gallery__thumb {
  flex: 0 0 80px;
  height: 60px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  opacity: .55;
  transition: opacity var(--transition), outline var(--transition);
  outline: 2px solid transparent;
}

.gallery__thumb:hover,
.gallery__thumb.active {
  opacity: 1;
  outline-color: var(--clr-accent);
}

.gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================================
   LIGHTBOX
   ============================================================ */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.92);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

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

.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}

.lightbox__close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: rgba(255,255,255,.1);
  border: none;
  color: #fff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 1.3rem;
  cursor: pointer;
  transition: background var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__close:hover { background: rgba(255,255,255,.2); }

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,.1);
  border: none;
  color: #fff;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 1.4rem;
  cursor: pointer;
  transition: background var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__nav:hover { background: rgba(255,255,255,.25); }
.lightbox__nav--prev { left: 1.5rem; }
.lightbox__nav--next { right: 1.5rem; }

.lightbox__counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,.6);
  font-size: .85rem;
}

/* ============================================================
   WHATSAPP FLOATING BUTTON
   ============================================================ */
.whatsapp-float {
  position: fixed;
  bottom: 100px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  z-index: 1040;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,.55);
  color: #fff;
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* ============================================================
   CHATBOT WIDGET
   ============================================================ */
.chatbot-toggle {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--clr-dark);
  color: var(--clr-accent);
  border: 2px solid rgba(var(--clr-accent-rgb),.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  z-index: 1060;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,.25);
}

.chatbot-toggle:hover {
  background: var(--clr-accent);
  color: var(--clr-dark);
  border-color: var(--clr-accent);
  transform: scale(1.05);
}

.chatbot-widget {
  position: fixed;
  bottom: 92px;
  right: 24px;
  width: 420px;
  height: 560px;
  max-height: calc(100vh - 120px);
  background: var(--clr-white);
  border-radius: 16px;
  box-shadow: 0 16px 48px rgba(0,0,0,.2);
  display: flex;
  flex-direction: column;
  z-index: 1060;
  overflow: hidden;
  transition: width .3s ease, height .3s ease, bottom .3s ease, right .3s ease, border-radius .3s ease;
}

/* Expanded state */
.chatbot-widget.expanded {
  width: 520px;
  height: 680px;
}

.chatbot-widget__header {
  background: var(--clr-dark);
  color: var(--clr-white);
  padding: .85rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.chatbot-widget__header-info {
  display: flex;
  align-items: center;
  gap: .65rem;
}

.chatbot-widget__status {
  width: 10px;
  height: 10px;
  background: var(--clr-success);
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 6px rgba(39,174,96,.5);
}

.chatbot-widget__header h5 {
  margin: 0;
  font-size: .9rem;
  font-weight: 700;
  color: var(--clr-white);
  line-height: 1.2;
}

.chatbot-widget__subtitle {
  font-size: .72rem;
  color: rgba(255,255,255,.5);
  font-weight: 400;
}

.chatbot-widget__header-actions {
  display: flex;
  align-items: center;
  gap: .25rem;
}

.chatbot-widget__expand,
.chatbot-widget__close {
  background: none;
  border: none;
  color: rgba(255,255,255,.45);
  font-size: 1rem;
  cursor: pointer;
  transition: color var(--transition);
  padding: .25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chatbot-widget__expand:hover,
.chatbot-widget__close:hover { color: var(--clr-white); }

.chatbot-widget__messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: .65rem;
  background: var(--clr-light);
}

.chat-msg {
  max-width: 85%;
  padding: .6rem .9rem;
  border-radius: .75rem;
  font-size: .88rem;
  line-height: 1.55;
  word-wrap: break-word;
}

.chat-msg--bot {
  align-self: flex-start;
  background: var(--clr-white);
  color: var(--clr-dark);
  box-shadow: 0 1px 3px rgba(0,0,0,.06);
  border-bottom-left-radius: 4px;
}

.chat-msg--user {
  align-self: flex-end;
  background: var(--clr-dark);
  color: var(--clr-white);
  border-bottom-right-radius: 4px;
}

.chat-msg--typing {
  align-self: flex-start;
  background: var(--clr-white);
  box-shadow: 0 1px 3px rgba(0,0,0,.06);
  border-bottom-left-radius: 4px;
}

.chat-msg--typing .dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--clr-gray);
  border-radius: 50%;
  margin-right: 3px;
  animation: typingBounce .6s infinite alternate;
}

.chat-msg--typing .dot:nth-child(2) { animation-delay: .15s; }
.chat-msg--typing .dot:nth-child(3) { animation-delay: .3s; }

@keyframes typingBounce {
  to { opacity: .3; transform: translateY(-3px); }
}

.chatbot-widget__input {
  border-top: 1px solid rgba(0,0,0,.06);
  padding: .65rem;
  background: var(--clr-white);
  flex-shrink: 0;
}

.chatbot-widget__form {
  display: flex;
  gap: .4rem;
}

.chatbot-widget__form input {
  flex: 1;
  border: 1.5px solid var(--clr-gray-light);
  border-radius: .5rem;
  padding: .6rem .9rem;
  font-size: .88rem;
  outline: none;
  transition: border-color var(--transition);
  font-family: var(--ff-body);
}

.chatbot-widget__form input:focus {
  border-color: var(--clr-accent);
}

.chatbot-widget__form button {
  background: var(--clr-accent);
  border: none;
  color: var(--clr-dark);
  border-radius: .5rem;
  padding: .6rem .9rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition);
}

.chatbot-widget__form button:hover {
  background: var(--clr-accent-hover);
}

/* Chatbot vehicle cards */
.chat-vehicles {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  max-width: 88%;
  align-self: flex-start;
}

.chat-vehicle-card {
  display: flex;
  gap: .6rem;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
  text-decoration: none;
  color: inherit;
  transition: box-shadow .2s ease, transform .2s ease;
  border: 1px solid rgba(0,0,0,.06);
}

.chat-vehicle-card:hover {
  box-shadow: 0 3px 12px rgba(0,0,0,.14);
  transform: translateY(-1px);
}

.chat-vehicle-card__img {
  width: 80px;
  height: 72px;
  object-fit: cover;
  flex-shrink: 0;
}

.chat-vehicle-card__img--empty {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #eee;
  color: #bbb;
  font-size: 1.5rem;
}

.chat-vehicle-card__info {
  padding: .45rem .5rem;
  min-width: 0;
  flex: 1;
}

.chat-vehicle-card__title {
  font-weight: 700;
  font-size: .76rem;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--clr-dark);
}

.chat-vehicle-card__meta {
  font-size: .65rem;
  color: var(--clr-gray);
  margin-top: 2px;
}

.chat-vehicle-card__price {
  font-weight: 800;
  font-size: .8rem;
  color: var(--clr-accent);
  margin-top: 3px;
}

.chat-whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: #25d366;
  color: #fff !important;
  padding: .45rem .9rem;
  border-radius: 20px;
  font-size: .8rem;
  font-weight: 600;
  text-decoration: none;
  transition: background .2s ease;
}

.chat-whatsapp-btn:hover {
  background: #1da851;
  color: #fff !important;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--clr-dark);
  color: rgba(255,255,255,.7);
  padding: 4rem 0 0;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: 1rem;
}

.footer__brand img {
  height: 36px;
  width: auto;
}

.footer__brand span {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--clr-white);
  letter-spacing: .02em;
}

.footer h5 {
  color: var(--clr-white);
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.footer a {
  color: rgba(255,255,255,.55);
  transition: color var(--transition), padding-left var(--transition);
  font-size: .9rem;
}

.footer a:hover {
  color: var(--clr-accent);
}

.footer ul a:hover {
  padding-left: 4px;
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer ul li { margin-bottom: .6rem; }

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  margin-bottom: .75rem;
  font-size: .9rem;
}

.footer__contact-item i {
  color: var(--clr-accent);
  font-size: 1rem;
  margin-top: 2px;
}

.footer__bottom {
  margin-top: 3rem;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(255,255,255,.06);
  text-align: center;
  font-size: .8rem;
  color: rgba(255,255,255,.35);
}

.footer__social {
  display: flex;
  gap: .6rem;
}

.footer__social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9rem;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

.footer__social a:hover {
  background: var(--clr-accent);
  color: var(--clr-dark);
  transform: translateY(-2px);
}

/* ============================================================
   LOADING SPINNER
   ============================================================ */
.spinner-overlay {
  position: fixed;
  inset: 0;
  background: rgba(var(--clr-dark-rgb),.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity .3s ease;
}

.spinner-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid rgba(var(--clr-accent-rgb),.2);
  border-top-color: var(--clr-accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Inline small spinner */
.spinner-sm {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(var(--clr-accent-rgb),.25);
  border-top-color: var(--clr-accent);
  border-radius: 50%;
  animation: spin .6s linear infinite;
  vertical-align: middle;
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.toast-container {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 9990;
  display: flex;
  flex-direction: column;
  gap: .65rem;
  pointer-events: none;
}

.toast-msg {
  background: var(--clr-dark);
  color: var(--clr-white);
  padding: .85rem 1.5rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  pointer-events: auto;
  transform: translateX(120%);
  opacity: 0;
  transition: transform .4s cubic-bezier(.22,1,.36,1), opacity .3s ease;
  display: flex;
  align-items: center;
  gap: .65rem;
  max-width: 380px;
}

.toast-msg.show {
  transform: translateX(0);
  opacity: 1;
}

.toast-msg--success { border-left: 4px solid var(--clr-success); }
.toast-msg--error   { border-left: 4px solid var(--clr-danger);  }
.toast-msg--warning { border-left: 4px solid var(--clr-warning); }
.toast-msg--info    { border-left: 4px solid var(--clr-info);    }

/* ============================================================
   FORMS (contact / sell)
   ============================================================ */
.form-premium .form-control,
.form-premium .form-select {
  border: 1.5px solid var(--clr-gray-light);
  border-radius: var(--radius-sm);
  padding: .7rem 1rem;
  font-size: .9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  font-family: var(--ff-body);
}

.form-premium .form-control:focus,
.form-premium .form-select:focus {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px rgba(var(--clr-accent-rgb),.12);
}

.form-premium label {
  font-weight: 600;
  font-size: .85rem;
  margin-bottom: .35rem;
  color: var(--clr-dark);
}

.form-premium .invalid-feedback {
  font-size: .8rem;
}

/* ============================================================
   MISC - Pages
   ============================================================ */
.page-header {
  background: linear-gradient(135deg, var(--clr-dark) 0%, var(--clr-dark-alt) 100%);
  color: var(--clr-white);
  padding: 4rem 0 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(var(--clr-accent-rgb),.06) 0%, transparent 60%);
}

.page-header h1 { color: var(--clr-white); margin-bottom: .5rem; position: relative; }
.page-header p  { color: var(--clr-gray-light); position: relative; }

.breadcrumb-item + .breadcrumb-item::before { color: var(--clr-gray); }
.breadcrumb-item a { color: var(--clr-gray-light); }
.breadcrumb-item.active { color: var(--clr-accent); }

.vehicles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.no-results {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--clr-gray);
}

.no-results i { font-size: 3rem; margin-bottom: 1rem; display: block; color: var(--clr-gray-light); }

img[data-src] {
  background: linear-gradient(135deg, #e8e8e8 25%, #f3f3f3 50%, #e8e8e8 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.detail-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,.04);
  overflow: hidden;
}

.detail-price {
  font-size: 2rem;
  font-weight: 900;
  color: var(--clr-accent);
}

.detail-specs {
  list-style: none;
  padding: 0;
  margin: 0;
}

.detail-specs li {
  display: flex;
  justify-content: space-between;
  padding: .65rem 0;
  border-bottom: 1px solid rgba(0,0,0,.05);
  font-size: .9rem;
}

.detail-specs li:last-child { border-bottom: none; }
.detail-specs li strong { color: var(--clr-dark); }

.spec-item {
  display: flex;
  align-items: center;
  gap: .65rem;
  padding: .6rem 0;
}

.spec-item__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(var(--clr-accent-rgb),.08);
  color: var(--clr-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.spec-item__label {
  font-size: .78rem;
  color: var(--clr-gray);
}

.spec-item__value {
  font-size: .9rem;
  font-weight: 600;
  color: var(--clr-dark);
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s cubic-bezier(.4,0,.2,1), transform .6s cubic-bezier(.4,0,.2,1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up:nth-child(2) { transition-delay: .1s; }
.fade-up:nth-child(3) { transition-delay: .2s; }
.fade-up:nth-child(4) { transition-delay: .3s; }
.fade-up:nth-child(5) { transition-delay: .4s; }
.fade-up:nth-child(6) { transition-delay: .5s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 991.98px) {
  .filter-sidebar {
    position: static;
    margin-bottom: 1.5rem;
  }

  .hero { min-height: 75vh; }

  .vehicles-grid {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  }

  .hero-search__inner {
    padding: 1.25rem 1.5rem;
  }

  .footer .row > div {
    text-align: center;
  }

  .footer__social,
  .footer__brand {
    justify-content: center;
  }

  .footer__contact-item {
    justify-content: center;
  }
}

@media (max-width: 767.98px) {
  .hero { min-height: 65vh; }
  .hero__title { font-size: 1.75rem; }
  .hero__subtitle { font-size: .95rem; }
  .hero__logo { width: 150px; }

  .hero__actions {
    flex-direction: column;
    align-items: center;
  }

  .hero__actions .btn-accent,
  .hero__actions .btn-outline-accent {
    width: 100%;
    max-width: 280px;
  }

  .vehicle-card__img-wrap {
    aspect-ratio: 16/10;
  }

  .hero-search {
    margin-top: -2rem;
    padding: 0 .75rem;
  }

  .hero-search__inner {
    padding: 1rem;
  }

  .hero-search__inner .row > [class*="col"] {
    flex: 0 0 100%;
    max-width: 100%;
  }

  .chatbot-widget__expand { display: none; }

  .chatbot-widget,
  #chatbot-window {
    width: 100vw !important;
    right: 0 !important;
    left: 0 !important;
    bottom: 0 !important;
    max-height: calc(var(--vh, 1vh) * 75);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
  }

  .section-title { font-size: 1.5rem; }
  .detail-price { font-size: 1.6rem; }

  .vehicles-grid {
    grid-template-columns: 1fr;
  }

  .gallery__thumbs {
    grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
  }

  .whatsapp-float,
  a[aria-label="Contactar por WhatsApp"] {
    width: 56px !important;
    height: 56px !important;
    bottom: 84px !important;
    right: 16px !important;
    font-size: 1.7rem !important;
  }

  .chatbot-toggle,
  #chatbot-toggle {
    width: 52px !important;
    height: 52px !important;
    right: 16px !important;
    bottom: 16px !important;
  }

  .lightbox__nav { display: none; }
  .lightbox__close { top: 1rem; right: 1rem; }
}

@media (max-width: 575.98px) {
  .hero { min-height: 60vh; }
  .hero__title { font-size: 1.5rem; }
  .footer { padding: 3rem 0 0; }
}

/* ============================================================
   SMOOTH TRANSITIONS FOR ALL INTERACTIVE STATES
   ============================================================ */
.btn,
.form-control,
.form-select,
.nav-link,
.page-link,
.card {
  transition: color var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

@media (pointer: coarse) {
  .btn,
  .form-control,
  .form-select,
  .nav-link,
  .page-link,
  a.list-group-item,
  .dropdown-item {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .form-control,
  .form-select {
    display: flex;
  }
}

.filter-toggle-btn {
  font-weight: 600;
  font-size: 1rem;
  padding: .65rem 1rem;
  min-height: 48px;
  border-width: 2px;
}