/* ============================================
   XIA MOTORS — MAIN STYLES
   Apple-inspired layout
   ============================================ */

/* === RESET === */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  font-family: var(--xia-font-text);
  font-size: var(--xia-text-body);
  line-height: var(--xia-leading-normal);
  color: var(--xia-charcoal);
  background: var(--xia-white);
  overflow-x: hidden;
}

img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--xia-accent); text-decoration: none; transition: opacity var(--xia-dur-fast) var(--xia-ease); }
a:hover { opacity: 0.85; }
button { font-family: inherit; cursor: pointer; }

/* Skip link */
.xia-skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--xia-charcoal);
  color: var(--xia-white);
  padding: var(--xia-space-3) var(--xia-space-5);
  z-index: var(--xia-z-toast);
  border-radius: 0 0 var(--xia-radius-md) 0;
  font-size: var(--xia-text-small);
}
.xia-skip-link:focus { top: 0; }

/* === LAYOUT PRIMITIVES === */
.xia-container {
  width: 100%;
  max-width: var(--xia-container-max);
  margin: 0 auto;
  padding-left: var(--xia-container-padding);
  padding-right: var(--xia-container-padding);
}
.xia-container--narrow { max-width: 980px; }
.xia-container--wide { max-width: 1680px; }

.xia-section {
  padding-top: var(--xia-section-padding-y);
  padding-bottom: var(--xia-section-padding-y);
  position: relative;
}

.xia-section--hero { padding-top: clamp(7rem, 12vw, 10rem); }
.xia-section--dark {
  background: var(--xia-charcoal);
  color: var(--xia-mist);
}
.xia-section--black {
  background: var(--xia-black);
  color: var(--xia-mist);
}
.xia-section--mist {
  background: var(--xia-mist);
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--xia-font-display);
  font-weight: 600;
  letter-spacing: var(--xia-tracking-tight);
  line-height: var(--xia-leading-tight);
  margin: 0 0 var(--xia-space-4);
  color: inherit;
}
h1 { font-size: var(--xia-text-h1); font-weight: 700; }
h2 { font-size: var(--xia-text-h2); font-weight: 600; }
h3 { font-size: var(--xia-text-h3); font-weight: 600; }
h4 { font-size: var(--xia-text-h4); font-weight: 600; }
h5 { font-size: var(--xia-text-h5); font-weight: 500; }
h6 { font-size: var(--xia-text-h6); font-weight: 500; }

p { margin: 0 0 var(--xia-space-4); }
.xia-lead { font-size: var(--xia-text-lead); line-height: var(--xia-leading-relaxed); color: var(--xia-gray); font-weight: 400; }

.xia-eyebrow {
  font-size: var(--xia-text-eyebrow);
  text-transform: uppercase;
  letter-spacing: var(--xia-tracking-widest);
  font-weight: 500;
  color: var(--xia-gray);
  margin-bottom: var(--xia-space-3);
  display: block;
}

.xia-display {
  font-size: var(--xia-text-display);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
}

.xia-gradient-text {
  background: linear-gradient(90deg, #2997ff 0%, #5856d6 50%, #ff2d55 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.xia-text-center { text-align: center; }
.xia-text-muted { color: var(--xia-gray); }

/* === HEADER / NAV === */
.xia-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--xia-z-header);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  height: 64px;
  display: flex;
  align-items: center;
  transition: all var(--xia-dur-base) var(--xia-ease);
}
.xia-header--scrolled { background: rgba(255, 255, 255, 0.92); }

.xia-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--xia-container-max);
  margin: 0 auto;
  padding: 0 var(--xia-container-padding);
  gap: var(--xia-space-6);
}

.xia-logo {
  display: flex;
  align-items: center;
  font-family: var(--xia-font-display);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--xia-charcoal);
  letter-spacing: -0.02em;
  gap: 0.4rem;
}
.xia-logo:hover { opacity: 1; }
.xia-logo__mark {
  width: 28px; height: 28px;
  background: linear-gradient(135deg, #1a1a1a 0%, #444 100%);
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 0.95rem;
}

.xia-nav { display: flex; align-items: center; gap: var(--xia-space-7); }
.xia-nav__list {
  display: flex; align-items: center; gap: var(--xia-space-6);
  list-style: none; margin: 0; padding: 0;
}
.xia-nav__list a {
  color: var(--xia-charcoal);
  font-size: var(--xia-text-small);
  font-weight: 400;
  opacity: 0.9;
  position: relative;
  padding: 0.5rem 0;
}
.xia-nav__list a:hover { opacity: 1; }
.xia-nav__list a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 1px;
  background: var(--xia-charcoal);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--xia-dur-base) var(--xia-ease);
}
.xia-nav__list a:hover::after { transform: scaleX(1); }

.xia-nav__cta { display: flex; align-items: center; gap: var(--xia-space-3); }

.xia-icon-btn {
  width: 36px; height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  background: transparent;
  border-radius: var(--xia-radius-circle);
  color: var(--xia-charcoal);
  transition: background var(--xia-dur-fast) var(--xia-ease);
}
.xia-icon-btn:hover { background: rgba(0, 0, 0, 0.06); }

/* Mobile menu toggle */
.xia-nav-toggle {
  display: none;
  width: 40px; height: 40px;
  background: transparent;
  border: 0;
  position: relative;
}
.xia-nav-toggle span {
  display: block;
  width: 18px; height: 1.5px;
  background: var(--xia-charcoal);
  margin: 4px auto;
  transition: all var(--xia-dur-base) var(--xia-ease);
}
.xia-nav-toggle.is-open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.xia-nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.xia-nav-toggle.is-open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* === BUTTONS === */
.xia-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.4rem;
  font-size: var(--xia-text-small);
  font-weight: 500;
  font-family: var(--xia-font-text);
  border-radius: var(--xia-radius-pill);
  border: 0;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--xia-dur-fast) var(--xia-ease);
  white-space: nowrap;
  letter-spacing: -0.005em;
}
.xia-btn--primary {
  background: var(--xia-accent);
  color: white;
}
.xia-btn--primary:hover { background: var(--xia-blue-hover); opacity: 1; }
.xia-btn--secondary {
  background: transparent;
  color: var(--xia-accent);
  border: 1px solid var(--xia-accent);
}
.xia-btn--secondary:hover { background: var(--xia-accent); color: white; opacity: 1; }
.xia-btn--ghost {
  background: transparent;
  color: var(--xia-charcoal);
}
.xia-btn--ghost:hover { background: rgba(0, 0, 0, 0.05); opacity: 1; }
.xia-btn--light {
  background: var(--xia-white);
  color: var(--xia-charcoal);
  border: 1px solid var(--xia-silver);
}
.xia-btn--light:hover { background: var(--xia-mist); opacity: 1; }
.xia-btn--lg { padding: 0.95rem 1.8rem; font-size: var(--xia-text-body); }
.xia-btn--sm { padding: 0.5rem 1rem; font-size: 0.8125rem; }
.xia-btn--icon::after { content: '›'; font-size: 1.1em; line-height: 1; transition: transform var(--xia-dur-fast) var(--xia-ease); }
.xia-btn--icon:hover::after { transform: translateX(2px); }

.xia-link {
  color: var(--xia-accent);
  font-size: var(--xia-text-small);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}
.xia-link::after { content: '›'; transition: transform var(--xia-dur-fast) var(--xia-ease); }
.xia-link:hover::after { transform: translateX(2px); }
.xia-link:hover { opacity: 1; text-decoration: underline; }

/* === HERO === */
.xia-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: clamp(8rem, 14vw, 10rem) var(--xia-container-padding) var(--xia-space-9);
  overflow: hidden;
  isolation: isolate;
}
.xia-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: brightness(0.6);
  transform: scale(1.05);
  transition: transform 8s var(--xia-ease-out);
}
.xia-hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.1) 40%, rgba(0,0,0,0.6) 100%);
}
.xia-hero__inner {
  max-width: 980px;
  width: 100%;
  z-index: 1;
  color: white;
}
.xia-hero__eyebrow {
  font-size: var(--xia-text-eyebrow);
  letter-spacing: var(--xia-tracking-widest);
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--xia-space-3);
  font-weight: 500;
}
.xia-hero__title {
  font-size: var(--xia-text-display);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.035em;
  margin: 0 0 var(--xia-space-5);
  color: white;
}
.xia-hero__subtitle {
  font-size: var(--xia-text-lead);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--xia-space-7);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  font-weight: 400;
  line-height: var(--xia-leading-relaxed);
}
.xia-hero__actions {
  display: flex;
  gap: var(--xia-space-3);
  justify-content: center;
  flex-wrap: wrap;
}

.xia-hero__scroll-hint {
  position: absolute;
  bottom: var(--xia-space-6);
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--xia-text-eyebrow);
  letter-spacing: var(--xia-tracking-widest);
  text-transform: uppercase;
  z-index: 1;
}
.xia-hero__scroll-hint::after {
  content: '';
  display: block;
  width: 1px; height: 32px;
  background: rgba(255, 255, 255, 0.5);
  margin: 8px auto 0;
  animation: scrollPulse 1.8s var(--xia-ease) infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.3); }
}

/* Light hero (white bg) */
.xia-hero--light {
  background: var(--xia-mist);
  color: var(--xia-charcoal);
}
.xia-hero--light .xia-hero__title { color: var(--xia-charcoal); }
.xia-hero--light .xia-hero__subtitle { color: var(--xia-gray); }
.xia-hero--light .xia-hero__eyebrow { color: var(--xia-light-gray); }

/* === BENTO GRID (Apple-style feature tiles) === */
.xia-bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--xia-gutter);
  margin-top: var(--xia-space-9);
}
.xia-bento__item {
  background: var(--xia-mist);
  border-radius: var(--xia-radius-xl);
  padding: clamp(1.75rem, 3vw, 3rem);
  position: relative;
  overflow: hidden;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--xia-dur-base) var(--xia-ease-out);
}
.xia-bento__item:hover { transform: translateY(-4px); }
.xia-bento__item--span-6 { grid-column: span 6; }
.xia-bento__item--span-4 { grid-column: span 4; }
.xia-bento__item--span-8 { grid-column: span 8; }
.xia-bento__item--span-12 { grid-column: span 12; }
.xia-bento__item--dark { background: var(--xia-charcoal); color: var(--xia-mist); }
.xia-bento__item--black { background: var(--xia-black); color: var(--xia-mist); }
.xia-bento__item--gradient-blue {
  background: linear-gradient(135deg, #0a2540 0%, #0071e3 100%);
  color: white;
}
.xia-bento__title {
  font-size: clamp(1.5rem, 1.3rem + 1vw, 2.25rem);
  font-weight: 600;
  margin: 0;
  line-height: var(--xia-leading-snug);
  letter-spacing: -0.02em;
}
.xia-bento__sub {
  font-size: var(--xia-text-body);
  color: var(--xia-gray);
  margin: var(--xia-space-3) 0 var(--xia-space-5);
  max-width: 28ch;
}
.xia-bento__item--dark .xia-bento__sub,
.xia-bento__item--black .xia-bento__sub,
.xia-bento__item--gradient-blue .xia-bento__sub { color: rgba(255, 255, 255, 0.85); }
.xia-bento__media {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  z-index: 0;
}
.xia-bento__content { position: relative; z-index: 1; }

/* === MODEL LINEUP === */
.xia-models-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--xia-gutter);
  margin-top: var(--xia-space-9);
}
.xia-model-card {
  background: var(--xia-mist);
  border-radius: var(--xia-radius-xl);
  padding: var(--xia-space-7);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform var(--xia-dur-base) var(--xia-ease-out), box-shadow var(--xia-dur-base) var(--xia-ease-out);
  display: flex;
  flex-direction: column;
  min-height: 540px;
}
.xia-model-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--xia-shadow-lg);
}
.xia-model-card__image {
  margin: 0 auto;
  width: 100%;
  max-width: 380px;
  aspect-ratio: 16/10;
  object-fit: cover;
  border-radius: var(--xia-radius-lg);
  background: linear-gradient(180deg, #f5f5f7 0%, #e8e8ed 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: rgba(0, 0, 0, 0.1);
  margin-bottom: var(--xia-space-5);
}
.xia-model-card__image img {
  width: 100%; height: 100%; object-fit: cover; border-radius: var(--xia-radius-lg);
}
.xia-model-card__eyebrow {
  font-size: var(--xia-text-eyebrow);
  text-transform: uppercase;
  letter-spacing: var(--xia-tracking-widest);
  color: var(--xia-light-gray);
  font-weight: 500;
}
.xia-model-card__title {
  font-size: clamp(1.75rem, 1.5rem + 1vw, 2.5rem);
  font-weight: 600;
  margin: var(--xia-space-2) 0 var(--xia-space-3);
  letter-spacing: -0.025em;
  color: var(--xia-charcoal);
}
.xia-model-card__desc {
  color: var(--xia-gray);
  font-size: var(--xia-text-body);
  line-height: var(--xia-leading-relaxed);
  margin: 0 0 var(--xia-space-5);
}
.xia-model-card__price {
  color: var(--xia-charcoal);
  font-size: var(--xia-text-body);
  font-weight: 500;
  margin-bottom: var(--xia-space-3);
}
.xia-model-card__actions {
  display: flex;
  gap: var(--xia-space-3);
  justify-content: center;
  margin-top: auto;
}

/* === STATS / SPECS === */
.xia-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--xia-gutter);
  margin-top: var(--xia-space-7);
  padding: var(--xia-space-7) 0;
  border-top: 1px solid var(--xia-silver);
  border-bottom: 1px solid var(--xia-silver);
}
.xia-stat {
  text-align: center;
}
.xia-stat__value {
  font-size: clamp(2rem, 1.5rem + 2vw, 3rem);
  font-weight: 600;
  font-family: var(--xia-font-display);
  letter-spacing: -0.025em;
  line-height: 1;
  color: var(--xia-charcoal);
  display: block;
}
.xia-stat__unit {
  font-size: 0.65em;
  font-weight: 500;
  color: var(--xia-gray);
  margin-left: 0.15em;
}
.xia-stat__label {
  font-size: var(--xia-text-eyebrow);
  text-transform: uppercase;
  letter-spacing: var(--xia-tracking-widest);
  color: var(--xia-light-gray);
  margin-top: var(--xia-space-3);
  display: block;
}

/* === SHOWCASE (sticky-scroll section, Apple style) === */
.xia-showcase {
  position: relative;
  padding: var(--xia-section-padding-y) 0;
}
.xia-showcase__sticky {
  position: sticky;
  top: 64px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--xia-space-9);
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--xia-container-padding);
}
.xia-showcase__media {
  position: sticky;
  top: 120px;
  height: 70vh;
  border-radius: var(--xia-radius-xl);
  overflow: hidden;
  background: var(--xia-mist);
}
.xia-showcase__media img { width: 100%; height: 100%; object-fit: cover; }

/* === CTA BANNER === */
.xia-cta-banner {
  position: relative;
  padding: clamp(4rem, 9vw, 8rem) var(--xia-container-padding);
  border-radius: var(--xia-radius-2xl);
  margin: var(--xia-space-9) var(--xia-container-padding);
  text-align: center;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a1a 0%, #2c2c2e 100%);
  color: white;
  isolation: isolate;
}
.xia-cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 600px 300px at 20% 30%, rgba(0, 113, 227, 0.4), transparent 70%),
    radial-gradient(ellipse 600px 300px at 80% 70%, rgba(88, 86, 214, 0.4), transparent 70%);
  z-index: -1;
}
.xia-cta-banner h2 { color: white; font-size: clamp(2rem, 1.5rem + 2.5vw, 4rem); }
.xia-cta-banner p { color: rgba(255, 255, 255, 0.8); font-size: var(--xia-text-lead); max-width: 580px; margin: 0 auto var(--xia-space-6); }

/* === TESTIMONIALS === */
.xia-testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--xia-gutter);
  margin-top: var(--xia-space-9);
}
.xia-testimonial {
  background: var(--xia-mist);
  border-radius: var(--xia-radius-xl);
  padding: var(--xia-space-7);
  position: relative;
}
.xia-testimonial__quote {
  font-size: var(--xia-text-lead);
  font-weight: 500;
  line-height: var(--xia-leading-relaxed);
  color: var(--xia-charcoal);
  margin: 0 0 var(--xia-space-5);
}
.xia-testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--xia-space-3);
}
.xia-testimonial__avatar {
  width: 48px; height: 48px;
  border-radius: var(--xia-radius-circle);
  background: linear-gradient(135deg, #0071e3, #5856d6);
  display: flex; align-items: center; justify-content: center;
  color: white; font-weight: 600;
  flex-shrink: 0;
}
.xia-testimonial__name { font-weight: 600; color: var(--xia-charcoal); }
.xia-testimonial__role { font-size: var(--xia-text-small); color: var(--xia-gray); }

/* === FOOTER === */
.xia-footer {
  background: var(--xia-charcoal);
  color: var(--xia-silver);
  padding: var(--xia-space-10) 0 var(--xia-space-5);
  font-size: var(--xia-text-small);
}
.xia-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: var(--xia-space-7);
  margin-bottom: var(--xia-space-9);
}
.xia-footer__brand p { color: var(--xia-light-gray); margin-top: var(--xia-space-3); max-width: 28ch; }
.xia-footer__col h4 {
  color: var(--xia-mist);
  font-size: var(--xia-text-small);
  font-weight: 600;
  margin: 0 0 var(--xia-space-4);
  letter-spacing: 0;
}
.xia-footer__col ul { list-style: none; padding: 0; margin: 0; }
.xia-footer__col li { margin-bottom: var(--xia-space-2); }
.xia-footer__col a { color: var(--xia-silver); }
.xia-footer__col a:hover { color: white; opacity: 1; }
.xia-footer__bottom {
  border-top: 1px solid var(--xia-slate);
  padding-top: var(--xia-space-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--xia-space-3);
  color: var(--xia-light-gray);
}
.xia-footer__legal {
  display: flex;
  gap: var(--xia-space-4);
  list-style: none;
  padding: 0; margin: 0;
}
.xia-footer__legal a { color: var(--xia-light-gray); }
.xia-footer__legal a:hover { color: white; opacity: 1; }
.xia-footer__social { display: flex; gap: var(--xia-space-2); }
.xia-footer__social a {
  width: 36px; height: 36px;
  border-radius: var(--xia-radius-circle);
  background: var(--xia-slate);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--xia-mist);
  transition: all var(--xia-dur-fast) var(--xia-ease);
}
.xia-footer__social a:hover { background: var(--xia-accent); opacity: 1; }

/* === FORMS === */
.xia-form { display: grid; gap: var(--xia-space-4); }
.xia-form__group { display: grid; gap: var(--xia-space-2); }
.xia-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--xia-space-3); }
.xia-form label {
  font-size: var(--xia-text-small);
  color: var(--xia-gray);
  font-weight: 500;
}
.xia-form input,
.xia-form select,
.xia-form textarea {
  font: inherit;
  font-size: var(--xia-text-body);
  padding: 0.85rem 1rem;
  border: 1px solid var(--xia-silver);
  background: var(--xia-white);
  color: var(--xia-charcoal);
  border-radius: var(--xia-radius-md);
  width: 100%;
  transition: border-color var(--xia-dur-fast) var(--xia-ease), box-shadow var(--xia-dur-fast) var(--xia-ease);
}
.xia-form input:focus,
.xia-form select:focus,
.xia-form textarea:focus {
  outline: none;
  border-color: var(--xia-accent);
  box-shadow: var(--xia-shadow-glow);
}
.xia-form textarea { resize: vertical; min-height: 120px; }
.xia-form__submit { margin-top: var(--xia-space-2); }
.xia-form__notice {
  padding: var(--xia-space-4);
  border-radius: var(--xia-radius-md);
  background: var(--xia-mist);
  border-left: 3px solid var(--xia-accent);
  font-size: var(--xia-text-small);
  display: none;
}
.xia-form__notice.is-visible { display: block; }
.xia-form__notice.is-success { border-left-color: var(--xia-green); background: rgba(52, 199, 89, 0.08); }
.xia-form__notice.is-error { border-left-color: var(--xia-red); background: rgba(255, 59, 48, 0.08); }

/* === CONFIGURATOR === */
.xia-configurator {
  display: grid;
  grid-template-columns: 380px 1fr;
  min-height: 80vh;
  background: var(--xia-mist);
  border-radius: var(--xia-radius-xl);
  overflow: hidden;
}
.xia-configurator__panel {
  background: var(--xia-white);
  padding: var(--xia-space-7);
  border-right: 1px solid var(--xia-silver);
  overflow-y: auto;
}
.xia-configurator__viewport {
  position: relative;
  background: linear-gradient(180deg, #f5f5f7 0%, #e8e8ed 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--xia-space-7);
  min-height: 600px;
}
.xia-configurator__viewport img {
  max-width: 100%;
  max-height: 540px;
  object-fit: contain;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.15));
  transition: opacity var(--xia-dur-base) var(--xia-ease);
}
.xia-config-group { margin-bottom: var(--xia-space-6); }
.xia-config-group__label {
  font-size: var(--xia-text-eyebrow);
  text-transform: uppercase;
  letter-spacing: var(--xia-tracking-widest);
  color: var(--xia-light-gray);
  margin-bottom: var(--xia-space-3);
  font-weight: 500;
}
.xia-config-options {
  display: flex; flex-wrap: wrap; gap: var(--xia-space-2);
}
.xia-config-option {
  padding: 0.6rem 1rem;
  border: 1.5px solid var(--xia-silver);
  border-radius: var(--xia-radius-pill);
  background: var(--xia-white);
  color: var(--xia-charcoal);
  font-size: var(--xia-text-small);
  cursor: pointer;
  transition: all var(--xia-dur-fast) var(--xia-ease);
}
.xia-config-option:hover { border-color: var(--xia-charcoal); }
.xia-config-option.is-active {
  border-color: var(--xia-accent);
  color: var(--xia-accent);
  background: rgba(0, 113, 227, 0.06);
}
.xia-color-swatch {
  width: 36px; height: 36px;
  border-radius: var(--xia-radius-circle);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--xia-dur-fast) var(--xia-ease), border-color var(--xia-dur-fast) var(--xia-ease);
  position: relative;
}
.xia-color-swatch:hover { transform: scale(1.1); }
.xia-color-swatch.is-active {
  border-color: var(--xia-accent);
  transform: scale(1.1);
}
.xia-color-swatch.is-active::after {
  content: '✓';
  position: absolute;
  inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: white;
  text-shadow: 0 0 2px rgba(0,0,0,0.5);
  font-weight: bold;
}
.xia-config-summary {
  background: var(--xia-mist);
  border-radius: var(--xia-radius-md);
  padding: var(--xia-space-5);
  margin-top: var(--xia-space-5);
}
.xia-config-summary__price {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.25rem);
  font-weight: 600;
  font-family: var(--xia-font-display);
  color: var(--xia-charcoal);
  display: block;
  letter-spacing: -0.025em;
}
.xia-config-summary__details {
  font-size: var(--xia-text-small);
  color: var(--xia-gray);
  margin-top: var(--xia-space-2);
}

/* === ANIMATIONS === */
.xia-fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s var(--xia-ease-out), transform 0.9s var(--xia-ease-out);
}
.xia-fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.xia-fade-up[data-delay="1"] { transition-delay: 0.1s; }
.xia-fade-up[data-delay="2"] { transition-delay: 0.2s; }
.xia-fade-up[data-delay="3"] { transition-delay: 0.3s; }
.xia-fade-up[data-delay="4"] { transition-delay: 0.4s; }

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