/* ============================================
   COMPONENTS.CSS - Auto Lux Service
   Buttons, Cards, Header, FAQ, Slider, etc.
   ============================================ */

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-fast), transform var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.btn:active {
  transform: translateY(0) !important;
}

.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* Primary - Red */
.btn-primary {
  background: var(--color-red);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-red-hover);
  transform: translateY(-2px);
}

/* Secondary - Outline */
.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

/* WhatsApp - Green */
.btn-whatsapp {
  background: var(--color-whatsapp);
  color: var(--color-white);
}

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

/* Button on Red background (CTA section) */
.btn-on-red {
  background: var(--color-white);
  color: var(--color-red);
}

.btn-on-red:hover {
  background: var(--color-off-white);
  transform: translateY(-2px);
}

.btn-outline-on-red {
  background: transparent;
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-on-red:hover {
  border-color: var(--color-white);
  transform: translateY(-2px);
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  padding: 16px 0;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: padding var(--transition-normal), background var(--transition-normal);
}

.header.scrolled {
  padding: 10px 0;
  background: rgba(10, 10, 10, 0.95);
}

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

.header__logo {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.header__logo span {
  color: var(--color-red);
}

.header__nav {
  display: none;
  gap: 28px;
}

.header__nav a {
  color: var(--color-light-gray);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.header__nav a:hover,
.header__nav a.active {
  color: var(--color-white);
}

.header__right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header__phone {
  display: none;
  align-items: center;
  gap: 8px;
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.875rem;
}

.header__phone svg {
  width: 18px;
  height: 18px;
  color: var(--color-red);
}

/* --- Hamburger --- */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
  z-index: 950;
}

.hamburger span {
  display: block;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Mobile Menu --- */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 10, 0.98);
  z-index: 800;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu__logo {
  width: 140px;
  height: auto;
  margin-bottom: 32px;
  opacity: 0.9;
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.mobile-menu__nav a {
  color: var(--color-white);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  transition: color var(--transition-fast);
  position: relative;
  padding: 4px 0;
}

.mobile-menu__nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-red);
  border-radius: 1px;
  transition: width var(--transition-normal);
}

.mobile-menu__nav a:hover {
  color: var(--color-red);
}

.mobile-menu__nav a:hover::after {
  width: 32px;
}

.mobile-menu__phone {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--color-red);
  font-size: 1.25rem;
  font-weight: 700;
}

/* --- Cards --- */
.card {
  background: var(--color-dark);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color var(--transition-normal), transform var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
}

.card__icon {
  width: 48px;
  height: 48px;
  color: var(--color-red);
  margin-bottom: 20px;
}

/* Service card image wrapper with dark overlay */
.card__img-wrap {
  position: relative;
  margin: -28px -28px 20px;
  overflow: hidden;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.card__img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.5) 100%);
  pointer-events: none;
}

.card__img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
}

.card__title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 12px;
}

.card__text {
  font-size: 0.9375rem;
  color: var(--color-light-gray);
  line-height: 1.6;
  margin-bottom: 0;
}

.card__footer {
  margin-top: auto;
  padding-top: 16px;
}

.card__price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-red);
  margin-bottom: 16px;
}

.card__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-white);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.card__cta:hover {
  color: var(--color-red);
}

.card__cta svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.card__cta:hover svg {
  transform: translateX(4px);
}

/* --- Problem Card (on dark bg) --- */
.problem-card {
  background: var(--color-black);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.problem-card:hover {
  border-color: var(--color-border-hover);
}

.problem-card__icon-wrap {
  position: absolute;
  top: 0;
  right: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(227, 30, 36, 0.06);
  border-radius: 0 var(--radius-lg) 0 var(--radius-lg);
}

.problem-card__icon {
  width: 22px;
  height: 22px;
  color: var(--color-red);
  opacity: 0.6;
  position: static;
}

.problem-card__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 12px;
  margin-top: 4px;
}

.problem-card__text {
  font-size: 0.9375rem;
  color: var(--color-light-gray);
  line-height: 1.6;
}

/* --- Timeline --- */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Vertical line (mobile) */
.timeline::before {
  content: '';
  position: absolute;
  left: 19px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--color-red) 0%, rgba(227,30,36,0.1) 100%);
}

.timeline__item {
  display: flex;
  gap: 24px;
  padding: 28px 0;
  position: relative;
}

.timeline__item:not(:last-child) {
  border-bottom: 1px solid var(--color-border);
}

.timeline__marker {
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.timeline__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--color-red);
  background: var(--color-black);
  color: var(--color-red);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.timeline__item:hover .timeline__num {
  background: var(--color-red);
  color: var(--color-white);
  transition: all var(--transition-normal);
}

.timeline__content {
  flex: 1;
  padding-top: 8px;
}

.timeline__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 8px;
}

.timeline__text {
  font-size: 0.875rem;
  color: var(--color-light-gray);
  line-height: 1.65;
}

/* --- Stat Card (modern) --- */
.stat-card {
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px 16px;
  transition: border-color var(--transition-normal);
}

.stat-card:hover {
  border-color: var(--color-border-hover);
}

.stat-card__number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-red);
  line-height: 1;
  letter-spacing: -0.02em;
}

.stat-card__divider {
  width: 24px;
  height: 2px;
  background: var(--color-red);
  margin: 12px auto;
  border-radius: 1px;
  opacity: 0.4;
}

.stat-card__label {
  font-size: 0.75rem;
  color: var(--color-light-gray);
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* --- Advantage Card --- */
.advantage {
  background: var(--color-black);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.advantage__icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--color-red-light);
  margin-bottom: 16px;
}

.advantage__icon {
  width: 24px;
  height: 24px;
  color: var(--color-red);
}

.advantage__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 8px;
}

.advantage__text {
  font-size: 0.8125rem;
  color: rgba(138, 138, 138, 0.8);
  line-height: 1.6;
}

/* --- Brands Grid --- */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.brands-grid__item {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-black);
  padding: 16px 12px;
  transition: background var(--transition-fast);
}

.brands-grid__item:hover {
  background: var(--color-dark);
}

.brands-grid__item svg {
  width: 48px;
  height: 48px;
  opacity: 0.4;
  transition: opacity var(--transition-fast);
}

.brands-grid__item:hover svg {
  opacity: 0.7;
}

.brands-grid__item span {
  font-size: 0.6875rem;
  color: var(--color-light-gray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* CTA cell inside brands grid */
.brands-grid__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: linear-gradient(135deg, #5C0B0F, #7A1118);
  padding: 16px 12px;
  text-decoration: none;
  grid-column: span 3;
  transition: background var(--transition-fast);
}

.brands-grid__cta:hover {
  background: linear-gradient(135deg, #7A1118, #8B1117);
}

.brands-grid__cta-title {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.brands-grid__cta-sub {
  font-size: 0.6875rem;
  color: rgba(255, 255, 255, 0.5);
}

/* --- Review Card --- */
.review-card {
  background: var(--color-dark);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
}

.review-card__stars {
  display: flex;
  gap: 3px;
  margin-bottom: 16px;
}

.review-card__stars svg {
  width: 18px;
  height: 18px;
}

.star-filled {
  color: var(--color-stars);
}

.star-empty {
  color: var(--color-gray);
}

.review-card__text {
  font-size: 0.875rem;
  color: var(--color-white);
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.review-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 600;
  font-size: 1rem;
  flex-shrink: 0;
}

.review-card__info {
  display: flex;
  flex-direction: column;
}

.review-card__name {
  font-weight: 600;
  color: var(--color-white);
  font-size: 0.9375rem;
}

.review-card__car {
  font-size: 0.8125rem;
  color: var(--color-light-gray);
}

.review-card__date {
  font-size: 0.75rem;
  color: var(--color-light-gray);
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

/* --- Reviews Slider --- */
.reviews-slider {
  position: relative;
}

.reviews-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 4px;
  cursor: grab;
  user-select: none;
}

.reviews-track.dragging {
  cursor: grabbing;
  scroll-behavior: auto;
  scroll-snap-type: none;
}

.reviews-track::-webkit-scrollbar {
  display: none;
}

.reviews-track .review-card {
  flex: 0 0 calc(100% - 8px);
  scroll-snap-align: start;
  min-height: 280px;
}

/* --- Reviews Navigation --- */
.reviews-nav {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
}

.reviews-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-gray);
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
  padding: 0;
}

.reviews-dot.active {
  background: var(--color-red);
  transform: scale(1.25);
}

.reviews-arrows {
  display: none;
}

.reviews-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-dark);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
  z-index: 2;
}

.reviews-arrow:hover {
  background: var(--color-gray);
}

.reviews-arrow svg {
  width: 20px;
  height: 20px;
}

.reviews-arrow--prev { left: -22px; }
.reviews-arrow--next { right: -22px; }

/* --- FAQ --- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 24px 0;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 1.0625rem;
  font-weight: 500;
  text-align: left;
  gap: 16px;
  cursor: pointer;
}

.faq-question__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--color-light-gray);
  transition: transform var(--transition-normal), color var(--transition-normal);
}

.faq-item.active .faq-question__icon {
  transform: rotate(45deg);
  color: var(--color-red);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-answer__inner {
  padding-bottom: 24px;
  font-size: 0.9375rem;
  color: var(--color-light-gray);
  line-height: 1.7;
}

/* --- Contact Card --- */
.contact-card {
  background: var(--color-black);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
}

.contact-card__header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.contact-item__icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-red);
}

.contact-card__label {
  font-size: 0.6875rem;
  color: var(--color-light-gray);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.contact-card__value {
  font-size: 1.0625rem;
  color: var(--color-white);
  font-weight: 600;
  line-height: 1.4;
}

.contact-card__value a {
  color: var(--color-white);
  transition: color var(--transition-fast);
}

.contact-card__value a:hover {
  color: var(--color-red);
}

.contact-card__note {
  font-size: 0.8125rem;
  color: rgba(138, 138, 138, 0.7);
  margin-top: 6px;
  line-height: 1.5;
}

/* --- Map --- */
.contacts-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 300px;
  border: 1px solid var(--color-border);
  background: var(--color-gray);
}

.contacts-map iframe {
  width: 100%;
  height: 100%;
  min-height: 300px;
  border: none;
  filter: grayscale(80%) invert(92%) contrast(83%);
}

/* --- Mobile Sticky Bar --- */
.mobile-sticky-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 56px;
  box-shadow: 0 -2px 16px rgba(0, 0, 0, 0.4);
}

.mobile-sticky-bar a {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9375rem;
}

.mobile-sticky-bar a svg {
  width: 20px;
  height: 20px;
}

.mobile-sticky-bar__call {
  background: var(--color-dark);
  color: var(--color-white);
}

.mobile-sticky-bar__whatsapp {
  background: var(--color-whatsapp);
  color: var(--color-white);
}

/* --- Footer --- */
.footer {
  background: var(--color-black);
  padding: 60px 0 24px;
  border-top: 1px solid var(--color-border);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer__brand-text {
  font-size: 0.875rem;
  color: var(--color-light-gray);
  margin-top: 12px;
  line-height: 1.5;
}

.footer__title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__nav a {
  color: var(--color-light-gray);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.footer__nav a:hover {
  color: var(--color-white);
}

.footer__contact-line {
  font-size: 0.9375rem;
  color: var(--color-light-gray);
  margin-bottom: 8px;
}

.footer__contact-line a {
  color: var(--color-white);
  font-weight: 500;
}

.footer__socials {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.footer__socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-dark);
  color: var(--color-light-gray);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.footer__socials a:hover {
  background: var(--color-red);
  color: var(--color-white);
}

.footer__socials a svg {
  width: 20px;
  height: 20px;
}

.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  font-size: 0.8125rem;
  color: var(--color-light-gray);
  text-align: center;
}