/* ============================================================
   Trailhead Auto Concierge — styles.css
   Fully responsive, production-grade CSS
   ============================================================ */

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left,  rgba(199,166,106,.10), transparent 28%),
    radial-gradient(circle at top right, rgba(199,166,106,.06), transparent 24%),
    linear-gradient(180deg, #0a0a0a 0%, #111111 100%);
  background-attachment: fixed;
  line-height: 1.65;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

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

ul, ol { list-style: none; }

/* ---------- Design tokens ---------- */
:root {
  --bg:        #0b0b0b;
  --bg2:       #121212;
  --panel:     #171717;
  --panel2:    #1f1f1f;
  --text:      #f5f1e8;
  --muted:     #b6aa95;
  --line:      #2e2a24;
  --accent:    #c7a66a;
  --accent-2:  #8f7241;
  --white:     #ffffff;
  --shadow:    0 20px 50px rgba(0,0,0,.35);
  --radius:    20px;
  --max:       1180px;

  /* spacing scale */
  --space-xs:  8px;
  --space-sm:  14px;
  --space-md:  22px;
  --space-lg:  34px;
  --space-xl:  56px;
  --space-2xl: 84px;
}

/* ---------- Utility ---------- */
.container {
  width: min(calc(100% - 32px), var(--max));
  margin-inline: auto;
}

/* ---------- Top Bar / Navigation ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(10,10,10,.75);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 72px;
  padding-block: 10px;
}

/* Brand / Logo */
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 800;
  letter-spacing: .02em;
  flex-shrink: 0;
}

.logo {
  height: 68px;
  width: auto;
  display: block;
}

.brand-text {
  font-size: 1rem;
  white-space: nowrap;
}

/* Hamburger (mobile) */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 12px;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .25s ease, opacity .25s ease;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: .95rem;
}

.nav-links a {
  transition: color .18s;
  white-space: nowrap;
}

.nav-links a:hover { color: var(--text); }

/* ---------- Buttons ---------- */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .95rem;
  transition: transform .2s ease, filter .2s ease, background .2s ease;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}

.button-primary {
  background: linear-gradient(180deg, var(--accent), #ae8d54);
  color: #131313;
  box-shadow: 0 10px 30px rgba(199,166,106,.25);
}

.button-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

.button-secondary {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.12);
  color: var(--text);
}

.button-secondary:hover {
  background: rgba(255,255,255,.08);
  transform: translateY(-2px);
}

/* ---------- Hero ---------- */
.hero {
  padding: var(--space-xl) 0 var(--space-lg);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--muted);
  border: 1px solid rgba(199,166,106,.20);
  background: rgba(255,255,255,.025);
  margin-bottom: 20px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 30px;
  align-items: stretch;
}

.hero-copy h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.6rem, 6.5vw, 5.3rem);
  line-height: .95;
  margin-bottom: 20px;
  letter-spacing: -.03em;
}

.hero-copy .lead {
  max-width: 720px;
  font-size: clamp(1rem, 2.2vw, 1.18rem);
  color: #ddd4c6;
  margin-bottom: 28px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 18px;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 34px;
}

.stat {
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 18px;
  padding: 18px;
  transition: border-color .2s;
}

.stat:hover {
  border-color: rgba(199,166,106,.18);
}

.stat strong {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 4px;
  color: var(--white);
}

.stat span {
  color: var(--muted);
  font-size: .9rem;
}

/* Hero Card */
.hero-card {
  border-radius: 28px;
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.015)),
    linear-gradient(145deg, rgba(199,166,106,.08), rgba(199,166,106,0) 50%);
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  overflow: hidden;
  position: relative;
}

.hero-card::after {
  content: "";
  position: absolute;
  inset: auto -80px -80px auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(199,166,106,.22), transparent 65%);
  pointer-events: none;
}

.card-tag {
  display: inline-block;
  font-size: .78rem;
  color: #1a1a1a;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
  background: var(--accent);
  border-radius: 999px;
  padding: 7px 12px;
  margin-bottom: 16px;
}

.hero-card h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  line-height: 1.08;
  margin-bottom: 12px;
}

.hero-card p {
  color: #ddd4c6;
}

.mini-list {
  display: grid;
  gap: 12px;
}

.mini-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--muted);
  font-size: .95rem;
}

.mini-list li span:first-child {
  color: var(--accent);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ---------- Generic section spacing ---------- */
section {
  padding: var(--space-md) 0;
}

/* ---------- Trust Panel ---------- */
.trust { padding-top: 10px; }

.panel {
  background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.018));
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 28px;
  padding: 36px;
  box-shadow: var(--shadow);
}

/* ---------- Section Head ---------- */
.section-head {
  text-align: left;
  margin-bottom: 18px;
}

.kicker {
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--accent);
  font-size: .75rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.section-head h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.05;
  margin-bottom: 10px;
}

.section-head p {
  color: #d8cfbf;
  max-width: 760px;
}

.standout {
  padding: 18px 24px;
  border-left: 4px solid var(--accent);
  background: rgba(199,166,106,.06);
  border-radius: 0 16px 16px 0;
  font-weight: 700;
  font-size: clamp(1rem, 2.2vw, 1.12rem);
  margin-top: 24px;
  color: var(--text);
}

/* ---------- Services Grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  align-items: stretch;
}

/* ---------- Steps Grid ---------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  align-items: stretch;
}

/* ---------- Shared Card Styles ---------- */
.service-card,
.step-card,
.price-card,
.contact-card {
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 24px;
  padding: 26px;
  transition: border-color .22s, transform .22s;
}

.service-card:hover,
.step-card:hover {
  border-color: rgba(199,166,106,.18);
  transform: translateY(-3px);
}

.service-card h3,
.step-card h3,
.price-card h3,
.contact-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  color: var(--white);
}

.service-card p,
.step-card p,
.price-card p,
.contact-card p {
  color: var(--muted);
  font-size: .95rem;
}

/* Step number badge */
.step-num {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: rgba(199,166,106,.12);
  border: 1px solid rgba(199,166,106,.28);
  color: var(--accent);
  font-weight: 800;
  font-size: 1rem;
  margin-bottom: 18px;
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  align-items: start;
}

.price-card {
  display: flex;
  flex-direction: column;
}

.price-card.featured {
  background:
    linear-gradient(180deg, rgba(199,166,106,.12), rgba(255,255,255,.02)),
    linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.015));
  border-color: rgba(199,166,106,.30);
}

.price {
  font-size: clamp(1.8rem, 4vw, 2.2rem);
  font-weight: 800;
  line-height: 1;
  margin: 10px 0 14px;
  color: var(--white);
}

.price-sub {
  color: var(--muted);
  font-size: .92rem;
  margin-bottom: 18px;
  flex: 1;
}

.bullet-list {
  display: grid;
  gap: 12px;
  color: #ddd4c6;
  font-size: .95rem;
}

.bullet-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.bullet-list li::before {
  content: "•";
  color: var(--accent);
  flex-shrink: 0;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  align-items: stretch;
}

.contact-card {
  display: flex;
  flex-direction: column;
}

.contact-card form {
  display: grid;
  gap: 14px;
  margin-top: 14px;
  flex: 1;
}

input,
textarea,
select {
  width: 100%;
  background: rgba(255,255,255,.03);
  color: var(--text);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 14px;
  padding: 14px 16px;
  font: inherit;
  font-size: .95rem;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  -webkit-appearance: none;
  appearance: none;
}

input:focus,
textarea:focus,
select:focus {
  border-color: rgba(199,166,106,.65);
  box-shadow: 0 0 0 3px rgba(199,166,106,.12);
}

input::placeholder,
textarea::placeholder {
  color: rgba(182,170,149,.5);
}

textarea {
  min-height: 140px;
  resize: vertical;
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23b6aa95' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 42px;
  cursor: pointer;
}

select option {
  background: #1a1a1a;
  color: var(--text);
}

.fine {
  color: var(--muted);
  font-size: .88rem;
  margin-top: 12px;
}

/* ---------- Payment Section ---------- */
.payment-card {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 28px;
  align-items: center;
  background:
    linear-gradient(180deg, rgba(199,166,106,.10), rgba(255,255,255,.018)),
    linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.018));
  border: 1px solid rgba(199,166,106,.24);
  border-radius: 28px;
  padding: 34px;
  box-shadow: var(--shadow);
}

.payment-copy h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.05;
  margin-bottom: 10px;
}

.payment-copy p {
  color: #d8cfbf;
  margin-bottom: 20px;
  max-width: 540px;
}

.qr-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
}

.qr-box {
  background: #fff;
  padding: 16px;
  border-radius: 20px;
  width: min(240px, 100%);
  box-shadow: 0 16px 40px rgba(0,0,0,.30);
}

.qr-box img {
  width: 100%;
  height: auto;
  display: block;
}

/* ---------- Footer ---------- */
footer {
  padding: 28px 0 40px;
  color: var(--muted);
  font-size: .92rem;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 24px;
}

/* ============================================================
   Responsive Breakpoints
   ============================================================ */

/* ---- Large tablets & small desktops (≤ 1024px) ---- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---- Tablets (≤ 860px) ---- */
@media (max-width: 860px) {
  :root {
    --space-xl: 44px;
    --space-lg: 26px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .hero-copy .lead {
    max-width: 100%;
  }

  .stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .payment-card {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 24px;
  }

  .payment-copy p {
    margin-inline: auto;
  }

  .payment-copy .cta-row {
    justify-content: center;
  }

  .panel {
    padding: 28px;
  }
}

/* ---- Mobile landscape / large phones (≤ 680px) ---- */
@media (max-width: 680px) {
  :root {
    --space-xl: 36px;
    --space-lg: 22px;
    --space-md: 18px;
  }

  /* Nav: show hamburger */
  .nav {
    flex-wrap: wrap;
    min-height: auto;
    padding-block: 12px;
    position: relative;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 0;
    border-top: 1px solid rgba(255,255,255,.06);
    margin-top: 10px;
    padding-top: 10px;
    padding-bottom: 4px;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 10px 2px;
    width: 100%;
    border-bottom: 1px solid rgba(255,255,255,.04);
    font-size: 1rem;
  }

  .nav-links a:last-child {
    border-bottom: none;
  }

  .logo {
    height: 52px;
  }

  .brand-text {
    font-size: .9rem;
  }

  /* Hero */
  .hero {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-lg);
  }

  .hero-copy h1 {
    font-size: clamp(2.2rem, 11vw, 3.4rem);
  }

  /* Stats: stack on very small screens */
  .stats {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  /* Services: single column */
  .services-grid {
    grid-template-columns: 1fr;
  }

  /* Steps: single column */
  .steps-grid {
    grid-template-columns: 1fr;
  }

  /* Pricing: single column */
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  /* Panel */
  .panel {
    padding: 22px 20px;
  }

  /* Cards */
  .service-card,
  .step-card,
  .price-card,
  .contact-card {
    padding: 20px;
  }

  /* Hero card */
  .hero-card {
    padding: 22px;
  }

  /* Payment */
  .payment-card {
    padding: 24px 20px;
  }

  /* CTA row */
  .cta-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .cta-row .button {
    width: 100%;
    justify-content: center;
  }

  section {
    padding: var(--space-md) 0;
  }
}

/* ---- Small phones (≤ 390px) ---- */
@media (max-width: 390px) {
  .brand-text {
    display: none; /* logo alone is enough on tiny screens */
  }

  .hero-copy h1 {
    font-size: clamp(1.9rem, 12vw, 2.8rem);
  }

  .payment-card {
    padding: 18px 16px;
  }

  .panel {
    padding: 18px 16px;
  }
}

/* ---- Print ---------- */
@media print {
  .topbar,
  .nav-toggle { display: none; }
  body { background: white; color: #111; }
}