/* ── Reset ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 17px; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  min-height: 100dvh;
}

/* ── Tokens ──────────────────────────────────────────── */
:root {
  --blue:         #2563EB;
  --blue-dark:    #1D4ED8;
  --blue-glow:    rgba(37, 99, 235, 0.35);
  --blue-faint:   rgba(37, 99, 235, 0.12);
  --blue-border:  rgba(37, 99, 235, 0.2);
  --green:        #10B981;
  --text:         #F1F5FF;
  --text-2:       #94A3B8;
  --text-3:       #475569;
  --border:       rgba(255,255,255,0.08);
  --bg:           #050b1a;
  --card-bg:      rgba(10, 20, 40, 0.6);
  --input-bg:     rgba(255, 255, 255, 0.05);
  --input-border: rgba(255, 255, 255, 0.1);
  /* Aliases for backwards compat */
  --success:  #10B981;
  --error:    #f87171;
  --muted:    #94A3B8;
  --radius:   14px;
  --touch:    56px;
}

/* ── Header ──────────────────────────────────────────── */
header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(5, 11, 26, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 640px; margin: 0 auto;
  height: 60px; padding: 0 1.25rem;
  display: flex; align-items: center; justify-content: space-between;
}
.logo {
  display: flex; align-items: center; gap: .75rem;
}
.logo__mark {
  width: 34px; height: 34px;
  background: var(--blue);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 900;
  color: #fff; letter-spacing: -.02em;
  box-shadow: 0 0 14px var(--blue-glow);
  flex-shrink: 0;
}
.brand {
  font-size: 1rem; font-weight: 800;
  letter-spacing: .02em; color: var(--text);
}

/* ── Badge ───────────────────────────────────────────── */
.badge {
  font-size: .72rem; font-weight: 700;
  padding: 4px 11px; border-radius: 99px;
  text-transform: uppercase; letter-spacing: .06em;
}
.badge--offline { background: rgba(255,255,255,0.06); color: var(--text-2); }
.badge--online  { background: rgba(16,185,129,0.12);  color: var(--green); }
.badge--syncing { background: var(--blue-faint);       color: #60a5fa; }
.badge--synced  { background: rgba(16,185,129,0.12);  color: var(--green); }
.badge--error   { background: rgba(248,113,113,0.12); color: var(--error); }

/* ── Stepper ─────────────────────────────────────────── */
.stepper {
  max-width: 640px; margin: 1.5rem auto 0;
  padding: 0 1.25rem;
  display: flex; align-items: center;
}
.stepper__item {
  display: flex; flex-direction: column;
  align-items: center; gap: 4px;
  opacity: .3; transition: opacity .2s;
}
.stepper__item.active { opacity: 1; }
.stepper__item.done   { opacity: .6; }
.stepper__dot {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .9rem;
  transition: background .2s, box-shadow .2s;
}
.stepper__item.active .stepper__dot {
  background: var(--blue);
  border-color: var(--blue);
  box-shadow: 0 0 12px var(--blue-glow);
}
.stepper__item.done .stepper__dot {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}
.stepper__label { font-size: .78rem; font-weight: 600; color: var(--text-2); }
.stepper__item.active .stepper__label { color: var(--text); }
.stepper__line { flex: 1; height: 1px; background: var(--border); margin: 0 6px; margin-bottom: 18px; }

/* ── Main ────────────────────────────────────────────── */
main {
  max-width: 640px; margin: 1.5rem auto 5rem;
  padding: 0 1.25rem;
}

/* ── Wizard card ─────────────────────────────────────── */
.wizard-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1.75rem 1.5rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* ── Wizard steps visibility ─────────────────────────── */
.step.hidden { display: none; }
.step__title {
  font-size: 1.15rem; font-weight: 800;
  border-left: 3px solid var(--blue);
  padding-left: .75rem; margin-bottom: 1.5rem;
  color: var(--text);
}

/* ── Fields container ────────────────────────────────── */
.fields { display: flex; flex-direction: column; }

/* ── Field ───────────────────────────────────────────── */
.field { margin-bottom: 1.25rem; }
.field__label {
  display: block; margin-bottom: .45rem;
  font-size: .78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .07em;
  color: var(--text-2);
}
.req { color: var(--blue); }

.field__input {
  width: 100%; min-height: var(--touch);
  padding: .75rem 1rem;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius);
  color: var(--text); font-size: 1rem;
  font-family: inherit;
  appearance: none; -webkit-appearance: none;
  transition: border-color .15s, box-shadow .15s;
}
.field__input:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-faint);
}
.field__input.error {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(248,113,113,0.1);
}
.field__input::placeholder { color: var(--text-3); }

select.field__input {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.75rem;
  cursor: pointer;
}
select.field__input option { background: #0d1b35; color: var(--text); }

.field__textarea { min-height: 110px; resize: vertical; }

/* fieldset reset */
fieldset { border: none; padding: 0; }
fieldset legend { float: left; width: 100%; margin-bottom: .45rem; }
fieldset > *:not(legend) { clear: both; }

/* ── Radio pills ─────────────────────────────────────── */
.radio-group {
  display: flex; flex-wrap: wrap; gap: .5rem;
}
.radio-pill { display: block; flex: 1; min-width: 80px; cursor: pointer; }
.radio-pill input[type="radio"] {
  position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}
.radio-pill__label {
  display: flex; align-items: center; justify-content: center;
  min-height: var(--touch); padding: .5rem .75rem;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius);
  font-size: .98rem; font-weight: 700;
  color: var(--text); text-align: center;
  transition: background .15s, border-color .15s, box-shadow .15s;
  touch-action: manipulation;
}
.radio-pill:hover .radio-pill__label {
  border-color: var(--blue-border);
  background: var(--blue-faint);
}
.radio-pill input:checked + .radio-pill__label {
  background: var(--blue-faint);
  border-color: var(--blue);
  color: #fff;
  box-shadow: 0 0 0 1px var(--blue);
}
.radio-pill input:focus-visible + .radio-pill__label {
  outline: 3px solid var(--blue-glow); outline-offset: 2px;
}
.field--radio.error .radio-group {
  outline: 2px solid var(--error); border-radius: var(--radius); padding: 4px;
}

/* ── Checkbox pills ──────────────────────────────────── */
.check-group { display: flex; flex-wrap: wrap; gap: .5rem; }
.check-pill { display: flex; align-items: center; cursor: pointer; }
.check-pill input[type="checkbox"] { display: none; }
.check-pill span {
  display: flex; align-items: center; justify-content: center;
  min-height: var(--touch); padding: .5rem 1rem;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius);
  font-size: .95rem; font-weight: 600;
  color: var(--text-2);
  transition: background .15s, border-color .15s;
  touch-action: manipulation;
}
.check-pill:hover span {
  border-color: var(--blue-border);
  background: var(--blue-faint);
}
.check-pill input:checked + span {
  background: var(--blue-faint);
  border-color: var(--blue);
  color: var(--text);
  box-shadow: 0 0 0 1px var(--blue);
}

/* ── Toggles ─────────────────────────────────────────── */
.field--toggles { margin-bottom: 1.25rem; }
.field--toggles legend { margin-bottom: .45rem; }
.toggle {
  display: flex; align-items: center; gap: 1rem;
  min-height: var(--touch); padding: 0 1rem;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius); margin-bottom: .5rem;
  cursor: pointer; transition: border-color .15s, background .15s;
  touch-action: manipulation;
}
.toggle:last-child { margin-bottom: 0; }
.toggle input[type="checkbox"] { display: none; }
.toggle:has(input:checked) {
  border-color: var(--blue);
  background: var(--blue-faint);
}
.toggle__track {
  width: 46px; height: 26px; border-radius: 13px;
  background: var(--input-border); flex-shrink: 0;
  position: relative; transition: background .2s;
}
.toggle__track::after {
  content: ''; position: absolute;
  top: 3px; left: 3px;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--text-2); transition: transform .2s, background .2s;
}
.toggle:has(input:checked) .toggle__track {
  background: var(--blue);
  box-shadow: 0 0 8px var(--blue-glow);
}
.toggle:has(input:checked) .toggle__track::after {
  transform: translateX(20px); background: #fff;
}
.toggle__text { font-size: 1rem; font-weight: 500; color: var(--text); }

/* ── Field grid ──────────────────────────────────────── */
.field-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1rem; margin-bottom: 1.25rem;
}
@media (max-width: 380px) { .field-grid { grid-template-columns: 1fr; } }
.field-grid .field { margin-bottom: 0; }

/* ── Navigation row ──────────────────────────────────── */
.nav-row {
  display: flex; justify-content: space-between;
  align-items: center; gap: 1rem; margin-top: 2rem;
}

/* ── Buttons ─────────────────────────────────────────── */
.btn {
  min-height: var(--touch); padding: 0 1.75rem;
  border-radius: var(--radius); border: 1px solid transparent;
  font-size: 1rem; font-weight: 700; font-family: inherit;
  cursor: pointer; touch-action: manipulation;
  transition: background .15s, border-color .15s, opacity .15s, box-shadow .15s;
}
/* Primary – blue fill */
.btn-primary {
  background: var(--blue); color: #fff;
  border-color: var(--blue);
  box-shadow: 0 0 18px var(--blue-glow);
}
.btn-primary:hover  {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
  box-shadow: 0 0 24px var(--blue-glow);
}
.btn-primary:active { opacity: .85; }
.btn-primary:disabled { opacity: .4; cursor: not-allowed; box-shadow: none; }

/* Ghost – transparent with border */
.btn-ghost {
  background: transparent;
  border-color: var(--input-border);
  color: var(--text-2);
}
.btn-ghost:hover {
  border-color: var(--blue-border);
  color: var(--text);
  background: var(--blue-faint);
}

/* Legacy double-dash aliases (keep working if referenced from JS) */
.btn--primary { background: var(--blue); color: #fff; border-color: var(--blue); box-shadow: 0 0 18px var(--blue-glow); }
.btn--primary:hover { background: var(--blue-dark); border-color: var(--blue-dark); }
.btn--primary:active { opacity: .85; }
.btn--ghost { background: transparent; border-color: var(--input-border); color: var(--text-2); }
.btn--ghost:hover { border-color: var(--blue-border); color: var(--text); background: var(--blue-faint); }
.btn--submit:disabled { opacity: .4; cursor: not-allowed; box-shadow: none; }

/* ── Erfolgsmeldung ──────────────────────────────────── */
.success {
  text-align: center; padding: 3rem 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  backdrop-filter: blur(8px);
}
.success__icon {
  width: 72px; height: 72px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 24px rgba(16,185,129,0.4);
  display: flex; align-items: center; justify-content: center;
  font-size: 2.2rem; color: #fff; margin: 0 auto 1.25rem;
}
.success__title { font-size: 1.4rem; font-weight: 800; margin-bottom: .6rem; }
.success__text  { color: var(--text-2); margin-bottom: 2rem; line-height: 1.6; }

/* ── Sync-Statusleiste ───────────────────────────────── */
.sync-bar {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 100;
  padding: .85rem 1.25rem; text-align: center;
  font-size: .9rem; font-weight: 600;
  transition: opacity .3s;
}
.sync-bar.info    { background: rgba(37,99,235,0.15); color: #60a5fa; border-top: 1px solid var(--blue-border); }
.sync-bar.success { background: rgba(16,185,129,0.12); color: var(--green); border-top: 1px solid rgba(16,185,129,0.2); }
.sync-bar.error   { background: rgba(248,113,113,0.12); color: var(--error); border-top: 1px solid rgba(248,113,113,0.2); }

/* ── Utilities ───────────────────────────────────────── */
.hidden { display: none !important; }