/* ============================================================
   register.css — multi-step registration page
   Consumes the InsyT design system (design-system.css).
   ============================================================ */

/* ─── PAGE LAYOUT ──────────────────────────────────────────── */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ─── NAV ──────────────────────────────────────────────────── */
nav {
  background-color: transparent;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav h4 {
  color: var(--color-yellow);
  margin: 0;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  font-family: var(--font-heading);
}

nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 20px;
}

nav ul li a {
  color: var(--color-ink);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  transition: color var(--transition-fast), background var(--transition-fast);
}

nav ul li a:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-yellow);
}

/* ─── HEADING ──────────────────────────────────────────────── */
h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  color: var(--color-white);
  margin-top: 40px;
  margin-bottom: 16px;
  text-align: center;
  font-family: var(--font-heading);
  font-weight: 800;
  letter-spacing: -0.03em;
}

main h1 {
  text-align: center;
}

/* ─── FORM ─────────────────────────────────────────────────── */
form {
  background: rgba(255, 255, 255, 0.05);
  transition: var(--transition-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-raised);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: 32px;
  width: 100%;
  max-width: 420px;
  display: flex;
  margin: 24px auto;
  flex-direction: column;
  animation: slideIn 0.8s ease-in-out;
}

form label {
  font-size: 0.95rem;
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--color-muted-strong);
  margin-bottom: 8px;
  text-align: left;
}

form input,
form select {
  padding: 14px 18px;
  font-size: 1rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

form input:focus,
form select:focus {
  border-color: var(--color-yellow);
  outline: none;
  box-shadow: 0 0 0 4px rgba(255, 214, 0, 0.12);
}

form select option {
  background: #141414;
  color: var(--color-white);
}

/* ─── FORM STEPS ───────────────────────────────────────────── */
.form-step {
  display: none;
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.form-step.active {
  display: flex;
  flex-direction: column;
  opacity: 1;
  transform: translateX(0);
}

.form-step.exit-left {
  opacity: 0;
  transform: translateX(-30px);
}

.form-step.exit-right {
  opacity: 0;
  transform: translateX(30px);
}

.step-buttons {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

/* ─── BUTTONS ──────────────────────────────────────────────── */
form button,
.next-btn,
.prev-btn {
  background: var(--color-yellow);
  color: var(--color-black);
  font-size: 1rem;
  font-weight: 700;
  padding: 14px 24px;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

form button:hover,
.next-btn:hover,
.prev-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(255, 214, 0, 0.3);
}

.next-btn,
.prev-btn {
  flex: 1;
  margin: 8px 0;
}

.prev-btn {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
  border: 1px solid var(--color-border-strong);
}

.prev-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

/* ─── PASSWORD ERROR ───────────────────────────────────────── */
#passwordError {
  color: var(--color-danger);
  font-size: 0.85rem;
  margin-bottom: 16px;
  text-align: center;
}

/* ─── LINK ─────────────────────────────────────────────────── */
p {
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--color-muted);
  text-align: center;
}

p a {
  color: var(--color-yellow);
  text-decoration: none;
  font-weight: 700;
  transition: color var(--transition-fast);
}

p a:hover {
  color: var(--color-yellow-soft);
  text-decoration: underline;
}

/* ─── FOOTER ───────────────────────────────────────────────── */
.footer {
  margin-top: 48px;
  text-align: center;
  padding: 24px;
  color: var(--color-muted);
  position: relative;
}

.footer-title {
  font-size: 1.4rem;
  color: var(--color-yellow);
  font-weight: 800;
  margin: 0;
}

.footer p {
  font-size: 0.9rem;
  margin: 8px 0 0;
  color: var(--color-muted);
}

/* ─── BOTTOM NAV ───────────────────────────────────────────── */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 64px;
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 9999;
}

.bottom-nav a {
  text-decoration: none;
  color: var(--color-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

.bottom-nav a:hover,
.bottom-nav a.active {
  color: var(--color-yellow);
}

.bottom-nav i {
  font-size: 1.4rem;
  color: var(--color-yellow);
}

/* ─── RESPONSIVE ───────────────────────────────────────────── */
@media screen and (max-width: 600px) {
  form {
    width: 92%;
    margin-left: auto;
    margin-right: auto;
  }

  nav ul {
    display: none;
  }
}