/* ═══════════════════════════════════════════════
   BANZAI AUTO — PREMIUM JDM LUXURY REDESIGN
   ═══════════════════════════════════════════════ */

:root {
  /* Core palette */
  --carbon:   #0C0C0E;
  --carbon2:  #161618;
  --warm-wh:  #FAFAF8;
  --platinum: #F0F0EE;
  --smoke:    #B8B8B6;
  --border:   #E2E2E0;
  --jdm:      #CC1020;
  --jdm-deep: #8A0010;

  /* Type */
  --display: 'Cormorant Garamond', Georgia, serif;
  --body:    'Inter', system-ui, -apple-system, sans-serif;

  --max: 1120px;
  --nav-h: 68px;
}

/* ── RESET ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--body);
  background: var(--warm-wh);
  color: var(--carbon);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ── NAV ───────────────────────────────────────── */
nav {
  position: fixed; inset: 0 0 auto;
  z-index: 200;
  height: var(--nav-h);
  background: rgba(250,250,248,.92);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 0 3rem;
  transition: background .3s;
}
.nav-logo {
  display: flex; align-items: center; gap: .6rem;
  font-family: var(--body);
  font-size: .82rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--carbon);
}
.nav-logo-mark {
  width: 28px; height: 28px;
  border-radius: 6px;
  background: var(--carbon);
  display: flex; align-items: center; justify-content: center;
}
.nav-logo-mark svg { width: 14px; height: 14px; }
.nav-links {
  display: flex; align-items: center; gap: 2.5rem;
}
.nav-links a {
  font-size: .78rem; font-weight: 500;
  letter-spacing: .04em;
  color: var(--smoke);
  transition: color .15s;
  white-space: nowrap;
}
.nav-links a:hover,
.nav-links a.active { color: var(--carbon); }
.nav-cta {
  background: var(--jdm);
  color: #fff !important;
  padding: .5rem 1.25rem;
  border-radius: 4px;
  font-weight: 600 !important;
  letter-spacing: .05em !important;
  transition: background .15s !important;
}
.nav-cta:hover { background: var(--jdm-deep) !important; color: #fff !important; }

/* JDM accent line under nav */
.nav-accent {
  position: fixed; top: var(--nav-h); left: 0; right: 0;
  height: 2px; background: var(--jdm); z-index: 199;
  opacity: .7;
}

/* mobile */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 4px; border: none; background: none;
}
.hamburger span {
  width: 22px; height: 1.5px;
  background: var(--carbon); border-radius: 1px; transition: .3s;
}
.mobile-menu {
  display: none; flex-direction: column;
  position: fixed; top: var(--nav-h); inset: auto 0 auto 0;
  background: rgba(250,250,248,.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 2rem; gap: .5rem;
  z-index: 198;
}
.mobile-menu a {
  font-size: .9rem; font-weight: 500;
  color: var(--smoke); padding: .65rem 0;
  border-bottom: 1px solid var(--border);
}
.mobile-menu a:last-child { border: none; color: var(--jdm); font-weight: 600; }
.mobile-menu.open { display: flex; }

/* ── HERO ──────────────────────────────────────── */
.hero {
  margin-top: var(--nav-h);
  min-height: calc(100vh - var(--nav-h));
  background: var(--carbon2);
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 5rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

/* JDM kanji watermark — the signature */
.hero-kanji {
  position: absolute;
  font-family: 'Noto Serif JP', var(--display);
  font-size: clamp(320px, 45vw, 640px);
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,.04);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none; user-select: none;
  line-height: 1; white-space: nowrap;
  letter-spacing: -.05em;
}

.hero-inner {
  position: relative; z-index: 2;
  max-width: 860px;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .68rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--jdm);
  margin-bottom: 2rem;
}
.hero-tag::before,
.hero-tag::after {
  content: '';
  width: 24px; height: 1px;
  background: var(--jdm);
}
.hero h1 {
  font-family: var(--display);
  font-size: clamp(3.2rem, 7vw, 7rem);
  font-weight: 300;
  line-height: 1.0;
  letter-spacing: -.03em;
  color: #fff;
  margin-bottom: 1.5rem;
}
.hero h1 strong {
  font-weight: 600;
  font-style: italic;
  color: var(--warm-wh);
}
.hero h1 em {
  font-style: italic;
  color: rgba(255,255,255,.45);
}
.hero-sub {
  font-size: 1rem;
  color: rgba(255,255,255,.45);
  max-width: 480px;
  margin: 0 auto 2.5rem;
  line-height: 1.75;
  font-weight: 400;
}
.hero-actions {
  display: flex; gap: .75rem;
  justify-content: center; flex-wrap: wrap;
  margin-bottom: 3.5rem;
}
.hero-proof {
  display: flex; align-items: center; gap: 0;
  justify-content: center; flex-wrap: wrap;
  font-size: .68rem; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase;
  color: rgba(255,255,255,.3);
}
.hero-proof span { padding: 0 1.25rem; }
.hero-proof span + span { border-left: 1px solid rgba(255,255,255,.1); }

/* scroll cue */
.scroll-cue {
  position: absolute; bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .4rem;
  font-size: .62rem; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.2);
  animation: bob 2.4s ease-in-out infinite;
}
.scroll-cue::after {
  content: '';
  width: 1px; height: 36px;
  background: linear-gradient(to bottom, rgba(255,255,255,.2), transparent);
}
@keyframes bob {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(5px); }
}

/* ── BUTTONS ───────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--body); font-size: .8rem;
  font-weight: 600; letter-spacing: .06em; text-transform: uppercase;
  padding: .85rem 2rem; border: none;
  border-radius: 4px; transition: all .18s;
  white-space: nowrap;
}
.btn-red { background: var(--jdm); color: #fff; }
.btn-red:hover { background: var(--jdm-deep); transform: translateY(-1px); }
.btn-ghost {
  background: transparent; color: rgba(255,255,255,.75);
  border: 1px solid rgba(255,255,255,.2);
}
.btn-ghost:hover { border-color: rgba(255,255,255,.5); color: #fff; background: rgba(255,255,255,.05); }
.btn-dark { background: var(--carbon); color: #fff; }
.btn-dark:hover { background: #2a2a2e; transform: translateY(-1px); }
.btn-light {
  background: transparent; color: var(--carbon);
  border: 1px solid var(--border);
}
.btn-light:hover { background: var(--platinum); border-color: var(--carbon); }

/* ── DUAL CTA SPLIT ────────────────────────────── */
.split-cta {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.split-panel {
  padding: 5rem 4rem;
  display: flex; flex-direction: column;
  align-items: flex-start; justify-content: center;
  min-height: 420px;
  position: relative; overflow: hidden;
}
.split-panel.buy { background: var(--carbon2); }
.split-panel.sell { background: var(--platinum); }
.split-icon {
  font-size: 1.8rem; margin-bottom: 1.5rem; line-height: 1;
}
.split-label {
  font-size: .68rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--jdm); margin-bottom: .75rem;
}
.split-panel.sell .split-label { color: var(--jdm); }
.split-title {
  font-family: var(--display);
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  font-weight: 400; letter-spacing: -.025em;
  line-height: 1.1; margin-bottom: 1rem;
  color: #fff;
}
.split-panel.sell .split-title { color: var(--carbon); }
.split-body {
  font-size: .9rem; line-height: 1.75; margin-bottom: 2rem;
  color: rgba(255,255,255,.5); max-width: 340px;
}
.split-panel.sell .split-body { color: var(--smoke); }

/* ── HOW IT WORKS ──────────────────────────────── */
.process {
  background: var(--warm-wh);
  padding: 7rem 2rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.process-inner { max-width: var(--max); margin: 0 auto; }
.process-header { text-align: center; margin-bottom: 5rem; }
.process-steps {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
  position: relative;
}
/* connecting line between steps */
.process-steps::before {
  content: '';
  position: absolute;
  top: 28px; left: calc(16.67% + 28px); right: calc(16.67% + 28px);
  height: 1px;
  background: var(--border);
  z-index: 0;
}
.step {
  display: flex; flex-direction: column;
  align-items: center; text-align: center;
  padding: 0 2.5rem;
  position: relative; z-index: 1;
}
.step-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--warm-wh);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--display);
  font-size: 1.3rem; font-weight: 300;
  color: var(--carbon);
  margin-bottom: 1.75rem;
  position: relative; z-index: 2;
}
.step:first-child .step-num {
  border-color: var(--jdm);
  color: var(--jdm);
  box-shadow: 0 0 0 6px rgba(204,16,32,.08);
}
.step-title {
  font-size: .85rem; font-weight: 700;
  letter-spacing: .04em; color: var(--carbon);
  margin-bottom: .6rem; text-transform: uppercase;
}
.step-body {
  font-size: .88rem; color: var(--smoke);
  line-height: 1.75; max-width: 240px;
}

/* ── SERVICES GRID ─────────────────────────────── */
.services-section {
  background: var(--platinum);
  padding: 7rem 2rem;
}
.services-inner { max-width: var(--max); margin: 0 auto; }
.services-head {
  display: flex; justify-content: space-between;
  align-items: flex-end; margin-bottom: 3rem;
  gap: 2rem;
}
.svc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.svc-card {
  background: var(--warm-wh);
  padding: 2.25rem;
  transition: background .2s;
  position: relative;
}
.svc-card:hover { background: #fff; }
.svc-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 2.25rem; right: 2.25rem;
  height: 2px; background: var(--jdm);
  transform: scaleX(0); transform-origin: left;
  transition: transform .25s;
}
.svc-card:hover::after { transform: scaleX(1); }
.svc-num {
  font-family: var(--display);
  font-size: 2rem; font-weight: 300;
  color: rgba(204,16,32,.15);
  line-height: 1; margin-bottom: 1rem;
}
.svc-title {
  font-size: .85rem; font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase;
  color: var(--carbon); margin-bottom: .6rem;
}
.svc-body { font-size: .85rem; color: var(--smoke); line-height: 1.7; }

/* ── SOCIAL PROOF ──────────────────────────────── */
.proof-section {
  background: var(--carbon2);
  padding: 7rem 2rem;
}
.proof-inner { max-width: var(--max); margin: 0 auto; }
.proof-top {
  display: flex; justify-content: space-between;
  align-items: center; margin-bottom: 3.5rem; gap: 2rem;
  flex-wrap: wrap;
}
.yelp-badge {
  display: flex; align-items: center; gap: 1rem;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px; padding: 1rem 1.5rem;
}
.yelp-stars { color: var(--jdm); font-size: 1rem; letter-spacing: .1em; }
.yelp-text { font-size: .78rem; color: rgba(255,255,255,.5); }
.yelp-text strong { color: #fff; display: block; font-size: .9rem; }
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.review-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 10px; padding: 1.75rem;
}
.review-stars { color: var(--jdm); font-size: .75rem; letter-spacing: .08em; margin-bottom: .75rem; }
.review-text {
  font-family: var(--display);
  font-size: 1.05rem; font-weight: 300;
  font-style: italic; line-height: 1.65;
  color: rgba(255,255,255,.7); margin-bottom: 1.25rem;
}
.review-author {
  font-size: .72rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  color: rgba(255,255,255,.3);
}

/* ── FINAL CTA ─────────────────────────────────── */
.final-cta {
  background: var(--warm-wh);
  padding: 8rem 2rem;
  text-align: center;
  border-top: 1px solid var(--border);
}
.final-cta-inner { max-width: 640px; margin: 0 auto; }
.jdm-line {
  width: 40px; height: 2px;
  background: var(--jdm);
  margin: 0 auto 2.5rem;
}

/* ── SECTION SCAFFOLDING ───────────────────────── */
.section { padding: 7rem 2rem; }
.section-inner { max-width: var(--max); margin: 0 auto; }
.eyebrow {
  display: block;
  font-size: .68rem; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--jdm); margin-bottom: .75rem;
}
.eyebrow-light { color: rgba(255,255,255,.4); }
.section-h {
  font-family: var(--display);
  font-size: clamp(2.2rem, 4vw, 3.8rem);
  font-weight: 400; letter-spacing: -.03em;
  line-height: 1.1; color: var(--carbon);
}
.section-h-light { color: #fff; }
.section-p {
  font-size: .95rem; color: var(--smoke);
  line-height: 1.8; max-width: 520px;
}
.section-p-light { color: rgba(255,255,255,.4); }

/* ── TWO-COL ───────────────────────────────────── */
.two-col {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 5rem; align-items: center; margin-bottom: 6rem;
}
.two-col:last-child { margin-bottom: 0; }
.two-col.flip .col-img { order: -1; }
.col-img img {
  width: 100%; height: 400px; object-fit: cover;
  border-radius: 12px;
}
.col-text p {
  font-size: .93rem; color: var(--smoke);
  line-height: 1.85; margin-bottom: 1.25rem;
}

/* ── FAQ ───────────────────────────────────────── */
.faq-list { margin-top: 3rem; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:first-child { border-top: 1px solid var(--border); }
.faq-question {
  width: 100%; background: none; border: none;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.4rem 0; gap: 1rem;
  font-family: var(--body); font-size: .93rem; font-weight: 500;
  color: var(--carbon); text-align: left; cursor: pointer;
  transition: color .15s;
}
.faq-question:hover { color: var(--jdm); }
.faq-question.open { color: var(--jdm); }
.faq-icon {
  width: 24px; height: 24px; flex-shrink: 0;
  border-radius: 50%; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem; color: var(--smoke); transition: all .2s;
}
.faq-question.open .faq-icon {
  background: var(--jdm); border-color: var(--jdm); color: #fff;
}
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height .35s ease, padding .35s;
  font-size: .9rem; color: var(--smoke); line-height: 1.8;
}
.faq-answer.open { max-height: 600px; padding-bottom: 1.5rem; }

/* ── CONTACT ───────────────────────────────────── */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: 2.5rem; margin-top: 3rem; align-items: start;
}
.contact-info {
  background: var(--carbon2); border-radius: 12px; padding: 2.5rem;
}
.contact-info h3 {
  font-family: var(--display); font-size: 1.6rem; font-weight: 400;
  letter-spacing: -.02em; color: #fff; margin-bottom: 2rem;
}
.c-row { display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 1.5rem; }
.c-icon { font-size: .95rem; opacity: .4; flex-shrink: 0; margin-top: .15rem; }
.c-label { font-size: .65rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--jdm); margin-bottom: .2rem; }
.c-val { font-size: .9rem; color: rgba(255,255,255,.65); line-height: 1.55; }
.c-val a { color: rgba(255,255,255,.65); transition: color .15s; }
.c-val a:hover { color: #fff; }
.social-row { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 2rem; }
.social-btn {
  background: rgba(255,255,255,.07); color: rgba(255,255,255,.6);
  padding: .5rem .9rem; border-radius: 4px;
  font-size: .72rem; font-weight: 600; letter-spacing: .06em;
  border: 1px solid rgba(255,255,255,.1); transition: all .15s;
}
.social-btn:hover { background: var(--jdm); color: #fff; border-color: var(--jdm); }

.contact-form {
  background: #fff; border: 1px solid var(--border);
  border-radius: 12px; padding: 2.5rem;
}
.contact-form h3 {
  font-family: var(--display); font-size: 1.6rem; font-weight: 400;
  letter-spacing: -.02em; color: var(--carbon); margin-bottom: 2rem;
}
.f-group { margin-bottom: 1rem; }
.f-group label {
  display: block; font-size: .68rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--smoke); margin-bottom: .4rem;
}
.f-group input, .f-group textarea, .f-group select {
  width: 100%; padding: .8rem 1rem;
  border: 1px solid var(--border); border-radius: 6px;
  font-family: var(--body); font-size: .9rem; color: var(--carbon);
  background: var(--platinum); outline: none; transition: all .15s;
  -webkit-appearance: none;
}
.f-group input:focus, .f-group textarea:focus, .f-group select:focus {
  border-color: var(--jdm); background: #fff;
  box-shadow: 0 0 0 3px rgba(204,16,32,.08);
}
.f-group textarea { resize: vertical; min-height: 100px; }
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ── PAGE HERO (inner) ─────────────────────────── */
.page-hero {
  margin-top: var(--nav-h);
  background: var(--carbon2); padding: 6rem 2rem 5rem;
  text-align: center; position: relative; overflow: hidden;
}
.page-hero::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 1px; background: rgba(255,255,255,.06);
}
.page-hero .eyebrow { color: var(--jdm); margin-bottom: .75rem; }
.page-hero h1 {
  font-family: var(--display); font-size: clamp(2.8rem, 5.5vw, 5rem);
  font-weight: 300; letter-spacing: -.03em; color: #fff;
  margin-bottom: 1rem; line-height: 1.05;
}
.page-hero p { font-size: .95rem; color: rgba(255,255,255,.45); max-width: 480px; margin: 0 auto; line-height: 1.75; }

/* ── FOOTER ────────────────────────────────────── */
footer {
  background: var(--carbon); padding: 4rem 2rem 2.5rem;
  border-top: 2px solid var(--jdm);
}
.footer-grid {
  max-width: var(--max); margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem; padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.07);
  margin-bottom: 2rem;
}
.footer-brand {
  font-size: .82rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: #fff; margin-bottom: .75rem;
}
.footer-brand span { color: var(--jdm); }
.footer-desc { font-size: .82rem; color: rgba(255,255,255,.3); line-height: 1.8; max-width: 260px; }
.footer-col h5 {
  font-size: .62rem; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.3); margin-bottom: 1rem;
}
.footer-col a {
  display: block; font-size: .83rem;
  color: rgba(255,255,255,.4); margin-bottom: .55rem; transition: color .15s;
}
.footer-col a:hover { color: rgba(255,255,255,.9); }
.footer-bottom {
  max-width: var(--max); margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  font-size: .75rem; color: rgba(255,255,255,.25);
  flex-wrap: wrap; gap: .75rem;
}
.footer-bottom a { color: rgba(255,255,255,.25); transition: color .15s; }
.footer-bottom a:hover { color: rgba(255,255,255,.7); }

/* ── RESPONSIVE ────────────────────────────────── */
@media (max-width: 1000px) {
  .split-cta { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: 1fr; gap: 2.5rem; }
  .process-steps::before { display: none; }
  .step { align-items: flex-start; text-align: left; flex-direction: row; gap: 1.25rem; }
  .step-num { flex-shrink: 0; }
  .reviews-grid { grid-template-columns: 1fr; gap: 1rem; }
  .two-col { grid-template-columns: 1fr; gap: 2.5rem; }
  .two-col.flip .col-img { order: 0; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .services-head { flex-direction: column; align-items: flex-start; }
  .proof-top { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 700px) {
  nav { padding: 0 1.25rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .svc-grid { grid-template-columns: 1fr; }
  .split-panel { padding: 3.5rem 2rem; }
  .f-row { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-proof span { padding: 0 .75rem; }
}