/* ==========================================================
   U RACE PROMOTION — Brand stylesheet
   Carbon: #14181E / #1E242C · Racing red: #D6182E
   Display: Archivo italic · Body: Inter
   ========================================================== */

* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --carbon: #14181E;
  --carbon-2: #1E242C;
  --red: #D6182E;
  --red-hover: #E8233A;
  --white: #ffffff;
  --w70: rgba(255,255,255,0.7);
  --w45: rgba(255,255,255,0.45);
  --w35: rgba(255,255,255,0.35);
  --w25: rgba(255,255,255,0.25);
  --w12: rgba(255,255,255,0.12);
  --w06: rgba(255,255,255,0.06);
  --font-display: 'Archivo', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--carbon);
  color: var(--white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Navigation ---------- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2.5rem;
}

.nav-logo { display: flex; align-items: center; }
.nav-logo-img { height: 38px; width: auto; display: block; }

.nav-right { display: flex; gap: 1.5rem; align-items: center; }

.nav-link {
  color: var(--w45);
  font-size: 12px;
  letter-spacing: 0.05em;
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--font-body);
  transition: color 0.2s;
}
.nav-link:hover { color: var(--white); }

.nav-login {
  color: var(--w45);
  font-size: 12px;
  letter-spacing: 0.05em;
  text-decoration: none;
  border: 0.5px solid rgba(255,255,255,0.2);
  padding: 8px 18px;
  border-radius: 3px;
  transition: color 0.2s, border-color 0.2s;
}
.nav-login:hover { color: var(--white); border-color: var(--w45); }

/* ---------- Views ---------- */
.view { display: none; flex: 1; flex-direction: column; }
.view.active { display: flex; }

/* ---------- Hero ---------- */
.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 5rem 2rem;
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 180px);
}

.stripe {
  position: absolute;
  top: -10%;
  width: 1px;
  height: 120%;
  transform: skewX(-18deg);
  pointer-events: none;
}
.stripe-1 { right: 10%; background: var(--w06); }
.stripe-2 { right: calc(10% + 44px); background: rgba(214,24,46,0.25); }

.eyebrow {
  color: var(--w35);
  font-size: 11px;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  margin-bottom: 2.25rem;
}

.title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  color: var(--white);
  font-size: clamp(30px, 5.5vw, 48px);
  line-height: 1.22;
  max-width: 640px;
  letter-spacing: 0.01em;
}
.title strong { font-weight: 600; }

.rule {
  width: 38px;
  height: 2px;
  background: var(--red);
  transform: skewX(-18deg);
  margin: 2.75rem 0;
}

.sub {
  color: var(--w45);
  font-size: 15px;
  line-height: 1.9;
  max-width: 420px;
  margin-bottom: 3.25rem;
}

.cta {
  background: transparent;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 15px 40px;
  border: 1px solid rgba(255,255,255,0.25);
  cursor: pointer;
  transition: border-color 0.25s, background 0.25s;
}
.cta:hover { border-color: var(--red); background: rgba(214,24,46,0.08); }

/* ---------- Footer ---------- */
.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2.5rem;
  border-top: 0.5px solid var(--w06);
}
.footer span {
  color: var(--w25);
  font-size: 11px;
  letter-spacing: 0.08em;
}

/* ---------- Form ---------- */
.form-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 3rem 2rem 4rem;
}

.form-card { width: 100%; max-width: 440px; }

.back {
  color: var(--w35);
  font-size: 11px;
  letter-spacing: 0.1em;
  background: none;
  border: none;
  cursor: pointer;
  margin-bottom: 2.5rem;
  font-family: var(--font-body);
  transition: color 0.2s;
}
.back:hover { color: var(--white); }

.form-eyebrow {
  color: var(--w35);
  font-size: 10px;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  text-align: center;
}

.form-title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  color: var(--white);
  font-size: 28px;
  text-align: center;
  margin-bottom: 0.75rem;
}

.form-intro {
  color: var(--w45);
  font-size: 13px;
  text-align: center;
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.field { margin-bottom: 1.25rem; }

.label {
  color: var(--w45);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}

.input, .select {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 0.5px solid var(--w12);
  color: var(--white);
  padding: 13px 14px;
  font-size: 14px;
  border-radius: 4px;
  font-family: var(--font-body);
  transition: border-color 0.2s;
}
.input:focus, .select:focus { outline: none; border-color: var(--red); }
.input::placeholder { color: var(--w25); }

.select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='rgba(255,255,255,0.4)' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  cursor: pointer;
}
.select.empty { color: var(--w25); }
.select option, .select optgroup { background: var(--carbon); color: var(--white); }
.select optgroup { font-style: normal; color: var(--w45); }

.submit {
  width: 100%;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 16px;
  border: none;
  cursor: pointer;
  margin-top: 1rem;
  transition: background 0.2s;
}
.submit:hover { background: var(--red-hover); }

.note {
  color: var(--w25);
  font-size: 11px;
  text-align: center;
  margin-top: 1.5rem;
  line-height: 1.7;
}

.hidden-field { display: none; }

/* ---------- Thank you page ---------- */
.thanks-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 4rem 2rem;
  min-height: calc(100vh - 180px);
}
.thanks-mark { width: 64px; height: auto; margin-bottom: 2.5rem; opacity: 0.95; }
.thanks-title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 30px;
  margin-bottom: 1rem;
}
.thanks-text {
  color: var(--w45);
  font-size: 14px;
  line-height: 1.9;
  max-width: 380px;
  margin-bottom: 3rem;
}
.thanks-link {
  color: var(--w70);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1px solid var(--w25);
  padding-bottom: 4px;
  transition: color 0.2s, border-color 0.2s;
}
.thanks-link:hover { color: var(--white); border-color: var(--red); }

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .nav { padding: 1.25rem 1.5rem; }
  .nav-logo-img { height: 30px; }
  .nav-link { display: none; }
  .hero { padding: 3.5rem 1.5rem; }
  .footer { padding: 1.25rem 1.5rem; }
  .footer span:nth-child(2) { display: none; }
  .row { grid-template-columns: 1fr; gap: 0; }
  .form-wrap { padding: 2rem 1.5rem 3rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}