/* =========================================================
   SETTINGS PAGE
========================================================= */

.st {
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--color-bg, var(--color-surface-2));
  color: var(--color-text-strong);
  padding: calc(16px + env(safe-area-inset-top, 0px)) 16px
    calc(40px + env(safe-area-inset-bottom, 0px));
}

.st-wrap {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.st-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 4px 0 6px;
}

.st-head h1 {
  margin: 0;
  font-size: 1.9rem;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.st-eyebrow {
  margin: 0 0 2px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary-hover, var(--color-primary));
}

.st-back {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border-tint);
  border-radius: 12px;
  background: var(--color-surface);
  color: var(--color-text-strong);
  cursor: pointer;
}

.st-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-tint);
  border-radius: 16px;
  padding: 18px 16px;
}

.st-h2 {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* profile */
.st-profile {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.st-avatar {
  flex: 0 0 auto;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  background: var(--color-primary);
}

.st-profile-meta {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.st-profile-meta strong {
  font-size: 17px;
  overflow-wrap: anywhere;
}
.st-profile-meta span {
  font-size: 13px;
  color: var(--color-text-muted);
  overflow-wrap: anywhere;
}

.st-label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 700;
}

.st-row {
  display: flex;
  gap: 8px;
}

.st-input {
  flex: 1 1 auto;
  min-width: 0;
  min-height: 46px;
  padding: 0 14px;
  border: 1px solid var(--color-border-tint);
  border-radius: 12px;
  background: var(--color-surface-2, var(--color-surface));
  color: var(--color-text-strong);
  font: inherit;
  font-size: 16px; /* 16px stops iOS zooming in on focus */
}
.st-input:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.st-hint {
  margin: 8px 0 0;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--color-text-muted);
}
.st-hint-tight {
  margin-top: 3px;
}
.st-hint.is-error {
  color: var(--color-danger, #c0392b);
}

.st-kv {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0 0;
  margin-top: 12px;
  border-top: 1px solid var(--color-border-tint);
  font-size: 13px;
}
.st-kv span {
  color: var(--color-text-muted);
  flex: 0 0 auto;
}
.st-kv strong {
  text-align: right;
  overflow-wrap: anywhere;
}

/* buttons */
.st-btn {
  flex: 0 0 auto;
  min-height: 46px;
  padding: 0 18px;
  border: 0;
  border-radius: 12px;
  background: var(--color-primary);
  color: #fff;
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}
.st-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.st-btn-ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-border-tint);
}
.st-btn-danger {
  background: transparent;
  color: var(--color-danger, #c0392b);
  border: 1px solid var(--color-danger, #c0392b);
}
.st-block {
  width: 100%;
  margin-top: 14px;
}

/* segmented control */
.st-seg {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  padding: 4px;
  border-radius: 14px;
  background: var(--color-surface-2, var(--color-surface));
  border: 1px solid var(--color-border-tint);
}
.st-seg-btn {
  min-height: 44px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--color-text-muted);
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}
.st-seg-btn.is-on {
  background: var(--color-primary);
  color: #fff;
}

/* toggle rows + switch */
.st-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.st-toggle-row > div {
  min-width: 0;
}
.st-toggle-row strong {
  font-size: 15px;
}

.st-switch {
  position: relative;
  flex: 0 0 auto;
  width: 56px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: var(--color-border-tint);
  cursor: pointer;
  transition: background 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}
.st-switch i {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
  transition: transform 0.2s ease;
}
.st-switch:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.st-switch.is-busy {
  opacity: 0.6;
  cursor: progress;
}
.st-switch.is-on {
  background: var(--color-primary);
}
.st-switch.is-on i {
  transform: translateX(24px);
}

@media (min-width: 1024px) {
  .st {
    padding-top: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .st-switch,
  .st-switch i {
    transition: none;
  }
}