/* ==========================================================================
   Registration flow — /register.html
   Extends the base design system in style.css (variables, .btn, etc).
   ========================================================================== */

.register-header {
  position: sticky;
  top: 0;
  z-index: 600;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.register-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.register-back {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-accent);
  padding: 6px 0;
}
.register-back svg {
  width: 17px;
  height: 17px;
}
.register-header__brand {
  align-items: flex-end;
  text-align: right;
}
.register-shell {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - var(--header-height));
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
  padding-block: 32px 60px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}
.register-shell__orbs {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.register-shell__inner {
  position: relative;
  z-index: 1;
  max-width: 600px;
  width: 100%;
}

@media (min-width: 700px) {
  .register-shell { padding-block: 56px 80px; }
}

.register-step {
  animation: registerStepIn 0.3s ease;
}
@keyframes registerStepIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .register-step { animation: none; }
}

/* Disabled state for primary buttons (only needed within this flow) */
.btn:disabled,
.btn[disabled] {
  background: var(--color-border) !important;
  color: var(--color-ink-soft) !important;
  cursor: not-allowed;
  pointer-events: none;
}

/* ---- Shared card chrome: gradient accent strip along the top edge ---- */
.clarify,
.qual,
.confirm {
  position: relative;
  overflow: hidden;
}
.clarify::before,
.qual::before,
.confirm::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-accent);
}

/* ---- Section 1: Program clarification ---- */
.clarify {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 26px 20px;
  box-shadow: 0 12px 32px -12px rgba(11, 61, 92, 0.16), 0 4px 16px rgba(16, 32, 43, 0.06);
}
.clarify__eyebrow {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}
.clarify__headline {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  margin-bottom: 18px;
  text-wrap: balance;
}
.clarify__body {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-ink-soft);
  margin-bottom: 10px;
}
.clarify__note {
  font-size: 0.82rem;
  color: var(--color-ink-soft);
  opacity: 0.75;
  margin-bottom: 26px;
}
.clarify__checkbox {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--color-accent-soft);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  margin-bottom: 22px;
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.clarify__checkbox:has(input:checked) {
  border-color: var(--color-accent);
}
.clarify__checkbox input {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  accent-color: var(--color-accent);
  cursor: pointer;
}
.clarify__checkbox span {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-ink);
  line-height: 1.42;
}
.clarify__continue {
  width: 100%;
}

@media (min-width: 600px) {
  .clarify { padding: 40px 44px; }
  .clarify__headline { font-size: 2.25rem; }
  .clarify__body { font-size: 1.05rem; }
}

/* ---- Section 2: Qualifying questions ---- */
.qual {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px 20px;
  box-shadow: 0 12px 32px -12px rgba(11, 61, 92, 0.16), 0 4px 16px rgba(16, 32, 43, 0.06);
}
.qual__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.qual__back {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-ink-soft);
  background: none;
  border: none;
  padding: 4px 0;
  cursor: pointer;
}
.qual__back:hover { color: var(--color-accent); }
.qual__back svg { width: 15px; height: 15px; }
.qual__progress-label {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-accent);
  white-space: nowrap;
  background: var(--color-accent-soft);
  border-radius: 999px;
  padding: 5px 11px;
}
.qual__progress-track {
  height: 4px;
  background: var(--color-border);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 22px;
}
.qual__progress-fill {
  height: 100%;
  background: var(--gradient-accent);
  border-radius: 999px;
  transition: width 0.3s ease;
}
.qual__question {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-ink);
  margin-bottom: 18px;
}

.qual__options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.qual__option {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  text-align: left;
  padding: 14px 16px;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-ink);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease, transform 0.05s ease;
}
.qual__option:hover {
  border-color: var(--color-accent-2);
  box-shadow: 0 6px 16px -8px rgba(11, 61, 92, 0.25);
}
.qual__option:active { transform: translateY(1px); }
.qual__option.is-selected {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
  box-shadow: 0 6px 18px -8px rgba(11, 61, 92, 0.3);
}
.qual__option:disabled { cursor: default; }

.qual__option-index {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  transition: background-color 0.15s ease, color 0.15s ease;
}
.qual__option.is-selected .qual__option-index {
  background: var(--gradient-accent);
  color: #ffffff;
}
.qual__option-label { flex: 1; }

.qual__field { margin-bottom: 16px; }
.qual__label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-ink-soft);
  margin-bottom: 6px;
}
.qual__input {
  width: 100%;
  padding: 14px 16px;
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-ink);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
}
.qual__input:focus {
  outline: none;
  border-color: var(--color-accent);
}
.qual__input.has-error {
  border-color: #c0392b;
}
.qual__error {
  font-size: 0.8rem;
  color: #c0392b;
  margin-top: 6px;
  display: none;
}
.qual__error.is-visible { display: block; }
.qual__continue {
  width: 100%;
  margin-top: 6px;
}

@media (min-width: 600px) {
  .qual { padding: 34px 38px; }
  .qual__question { font-size: 1.45rem; }
}

/* ---- Section 3: Confirmation ---- */
.confirm {
  text-align: center;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 40px 22px;
  box-shadow: 0 4px 24px rgba(16, 32, 43, 0.06);
}
.confirm__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--gradient-accent);
  color: #ffffff;
}
.confirm__icon svg { width: 26px; height: 26px; }
.confirm__headline {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: 10px;
}
.confirm__body {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-ink-soft);
  margin-bottom: 32px;
}
.confirm__secondary {
  padding-top: 26px;
  border-top: 1px solid var(--color-border);
}
.confirm__secondary-text {
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  margin-bottom: 14px;
  max-width: 40ch;
  margin-inline: auto;
}
.btn--ghost {
  background: transparent;
  border: 1.5px solid var(--color-border);
  color: var(--color-ink-soft);
}
.btn--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: transparent;
}

@media (min-width: 600px) {
  .confirm { padding: 52px 48px; }
  .confirm__headline { font-size: 1.75rem; }
}