/* Shared auth / onboarding flow (A2–A6) */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  font-family: var(--font-body);
  color: var(--color-on-background);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
  min-height: 100%;
}

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

button,
input,
select {
  font: inherit;
  color: inherit;
}

.auth-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, color-mix(in srgb, var(--color-primary) 14%, transparent), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, color-mix(in srgb, var(--color-primary) 8%, transparent), transparent 50%),
    var(--color-background);
}

.auth-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 24px;
}

.auth-logo {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.auth-logo span {
  color: var(--color-primary);
}

.auth-back {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-on-surface-variant);
}

.auth-back:hover {
  color: var(--color-primary);
}

.auth-main {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 12px 20px 48px;
}

.auth-card {
  width: min(440px, 100%);
  padding: 28px 28px 24px;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-outline);
  box-shadow: var(--shadow-soft);
}

.auth-card--wide {
  width: min(560px, 100%);
}

.auth-steps {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
}

.auth-step {
  flex: 1;
  height: 4px;
  border-radius: 999px;
  background: var(--color-surface-variant);
}

.auth-step.is-on {
  background: var(--color-primary);
}

.auth-step.is-done {
  background: color-mix(in srgb, var(--color-primary) 55%, var(--color-surface-variant));
}

.auth-kicker {
  margin: 0 0 6px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.auth-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--color-on-surface);
}

.auth-lead {
  margin: 0 0 22px;
  font-size: 0.95rem;
  line-height: 1.45;
  color: var(--color-on-surface-variant);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.field label {
  font-size: 0.8rem;
  font-weight: 650;
  color: var(--color-on-surface);
}

.field-hint {
  font-size: 0.76rem;
  color: var(--color-on-surface-variant);
  margin-top: -2px;
}

.field-req {
  color: var(--color-primary);
  font-weight: 700;
}

.input,
.select {
  height: 46px;
  padding: 0 14px;
  border-radius: var(--radius);
  border: 1px solid var(--color-outline);
  background: var(--color-surface);
  color: var(--color-on-surface);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.input:focus,
.select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 22%, transparent);
}

.input::placeholder {
  color: var(--color-on-surface-variant);
  opacity: 0.85;
}

.phone-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 8px;
  width: 100%;
}

.phone-row .input {
  min-width: 0;
  width: 100%;
}

.code-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  width: 100%;
}

.code-row .input {
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
  text-align: center;
  font-size: 1.35rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.05em;
  padding: 0;
}

.seg {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.seg-btn {
  height: 40px;
  padding: 0 14px;
  border-radius: var(--radius);
  border: 1px solid var(--color-outline);
  background: var(--color-surface);
  color: var(--color-on-surface);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
}

.seg-btn.is-on {
  background: var(--color-primary-container);
  border-color: color-mix(in srgb, var(--color-primary) 45%, var(--color-outline));
  color: var(--color-on-primary-container);
}

.photo-upload {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.photo-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--color-primary-container);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1.1rem;
  border: 1px dashed color-mix(in srgb, var(--color-primary) 40%, var(--color-outline));
  flex-shrink: 0;
}

.photo-meta {
  font-size: 0.84rem;
  color: var(--color-on-surface-variant);
  line-height: 1.4;
}

.photo-meta button {
  display: inline;
  border: 0;
  background: none;
  padding: 0;
  color: var(--color-primary);
  font-weight: 650;
  cursor: pointer;
}

.interest-block {
  margin-bottom: 16px;
}

.interest-block h3 {
  margin: 0 0 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-on-surface-variant);
}

/* A5 — только верхние категории на регистрации */
.interest-cats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.interest-cat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 14px 14px 12px;
  border: 1.5px solid var(--color-outline);
  border-radius: var(--radius);
  background: var(--color-surface);
  text-align: left;
  cursor: pointer;
  font: inherit;
  color: inherit;
  transition: border-color 0.15s, background 0.15s;
}

.interest-cat strong {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 650;
  letter-spacing: -0.01em;
}

.interest-cat span {
  font-size: 0.78rem;
  line-height: 1.35;
  color: var(--color-on-surface-variant);
}

.interest-cat.is-on {
  border-color: color-mix(in srgb, var(--color-primary) 55%, var(--color-outline));
  background: var(--color-primary-container);
}

.interest-cat.is-on span {
  color: color-mix(in srgb, var(--color-on-primary-container) 80%, var(--color-on-surface-variant));
}

.auth-hint {
  margin: 0 0 18px;
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--color-on-surface-variant);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--color-outline);
  background: var(--color-surface);
  color: var(--color-on-surface);
  font-size: 0.84rem;
  font-weight: 500;
  cursor: pointer;
}

.chip.is-on {
  background: var(--color-primary-container);
  border-color: color-mix(in srgb, var(--color-primary) 45%, var(--color-outline));
  color: var(--color-on-primary-container);
  font-weight: 650;
}

.auth-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 46px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 650;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: filter 0.15s, background 0.15s;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.btn-primary:hover {
  filter: brightness(0.95);
}

.btn-ghost {
  background: var(--color-surface);
  border-color: var(--color-outline);
  color: var(--color-on-surface);
}

.btn-ghost:hover {
  background: var(--color-surface-variant);
}

.btn-text {
  border: 0;
  background: none;
  color: var(--color-on-surface-variant);
  font-weight: 600;
  height: auto;
  padding: 8px;
}

.btn-text:hover {
  color: var(--color-primary);
}

.auth-aside {
  margin-top: 16px;
  text-align: center;
  font-size: 0.84rem;
  color: var(--color-on-surface-variant);
  line-height: 1.4;
}

.auth-aside a {
  color: var(--color-primary);
  font-weight: 650;
}

.auth-aside a:hover {
  text-decoration: underline;
}

.resend {
  margin-top: 4px;
  font-size: 0.84rem;
  color: var(--color-on-surface-variant);
  text-align: center;
}

.resend button {
  border: 0;
  background: none;
  color: var(--color-primary);
  font-weight: 650;
  cursor: pointer;
  padding: 0;
}

/* A6 guest gate — fuller composition */
.guest-gate {
  width: min(480px, 100%);
  text-align: center;
  padding: 36px 32px 28px;
}

.guest-gate .auth-logo {
  display: inline-block;
  font-size: 2.4rem;
  margin-bottom: 18px;
}

.guest-gate .auth-title {
  font-size: 1.7rem;
}

.guest-gate .auth-lead {
  margin-left: auto;
  margin-right: auto;
  max-width: 28em;
}

.guest-points {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  text-align: left;
}

.guest-points li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 10px 0;
  border-top: 1px solid color-mix(in srgb, var(--color-outline) 55%, transparent);
  font-size: 0.9rem;
  line-height: 1.4;
  color: var(--color-on-surface);
}

.guest-points li:last-child {
  border-bottom: 1px solid color-mix(in srgb, var(--color-outline) 55%, transparent);
}

.guest-points .dot {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  margin-top: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

.mock-tag {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 70;
  font-size: 0.7rem;
  padding: 4px 8px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--color-surface) 92%, transparent);
  border: 1px solid var(--color-outline);
  color: var(--color-on-surface-variant);
  pointer-events: none;
  line-height: 1.2;
}

.mock-tag a {
  pointer-events: auto;
  text-decoration: underline;
}

@media (max-width: 560px) {
  .auth-card,
  .guest-gate {
    padding: 22px 18px 20px;
    border: 0;
    box-shadow: none;
    background: transparent;
  }

  .auth-shell {
    background: var(--color-background);
  }

  .auth-main {
    padding-top: 8px;
  }
}