:root {
  --navy: #0f2b46;
  --navy-dk: #0a1e33;
  --blue: #1a6db0;
  --blue-dk: #145a94;
  --ok: #16a34a;
  --warn: #d97706;
  --err: #b91c1c;
  --slate: #4b5e71;
  --lslate: #94a3b8;
  --silver: #dde3ea;
  --bg: #eef2f6;
  --wh: #ffffff;
  --card: #ffffff;
  --font: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', 'Consolas', monospace;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; padding: 0; font-family: var(--font); color: var(--navy); background: var(--bg); -webkit-font-smoothing: antialiased; }
html, body { overscroll-behavior: none; }
body { touch-action: manipulation; }

/* Buttons */
.btn {
  border: none; border-radius: 10px; padding: 14px 22px;
  font-family: var(--font); font-size: 16px; font-weight: 600;
  cursor: pointer; transition: transform .05s, box-shadow .18s, background .15s;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  user-select: none;
}
.btn:active { transform: translateY(1px); }
.btn-big { padding: 18px 32px; font-size: 18px; border-radius: 12px; }
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 4px 14px rgba(26,109,176,.28); }
.btn-primary:hover { background: var(--blue-dk); }
.btn-primary:disabled { background: var(--silver); color: var(--lslate); cursor: not-allowed; box-shadow: none; }
.btn-ghost { background: transparent; color: var(--navy); border: 2px solid var(--silver); }
.btn-ghost:hover { background: rgba(15,43,70,.04); }

/* Form fields */
.fg { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.fg-full { grid-column: 1 / -1; }
.fg label { font-size: 13px; font-weight: 700; color: var(--slate); text-transform: uppercase; letter-spacing: .04em; }
.lbl-sub { font-weight: 500; text-transform: none; color: var(--lslate); font-size: 11px; letter-spacing: 0; }
.fg input, .fg select, .fg textarea {
  padding: 14px 16px; border: 2px solid var(--silver); border-radius: 10px;
  font-family: var(--font); font-size: 17px; color: var(--navy); background: var(--wh);
  transition: border-color .15s, box-shadow .15s;
  outline: none;
}
.fg input:focus, .fg select:focus, .fg textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(26,109,176,.16); }
.fg input[type="date"], .fg input[type="datetime-local"] { min-height: 52px; }

.err { padding: 10px 14px; background: #fee2e2; color: var(--err); border-radius: 8px; font-size: 14px; font-weight: 600; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px; }
@media (max-width: 720px) { .grid-2 { grid-template-columns: 1fr; } }

code { font-family: var(--mono); background: rgba(15,43,70,.06); padding: 1px 6px; border-radius: 4px; font-size: .95em; }

/* Lock screen */
.lock-screen {
  position: fixed; inset: 0;
  background: radial-gradient(circle at 30% 30%, #1a4c78, #0a1e33);
  display: flex; align-items: center; justify-content: center; padding: 24px;
  z-index: 100;
}
.lock-card {
  background: var(--wh); border-radius: 18px;
  padding: 40px 44px; width: 100%; max-width: 460px;
  box-shadow: 0 24px 60px rgba(0,0,0,.35);
}
.lock-brand { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.lock-shield { width: 64px; height: 64px; border-radius: 14px; background: var(--navy); display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 20px rgba(15,43,70,.35); }
.lock-title { font-size: 22px; font-weight: 800; color: var(--navy); line-height: 1.1; }
.lock-sub { font-size: 13px; color: var(--slate); margin-top: 2px; }
.lock-hint { font-size: 14px; color: var(--slate); margin-bottom: 22px; line-height: 1.5; padding: 12px 14px; background: #f1f5f9; border-radius: 10px; border-left: 4px solid var(--blue); }
.lock-footer { font-size: 11px; color: var(--lslate); text-align: center; margin-top: 24px; }

/* App screen */
.app-screen { min-height: 100vh; display: flex; flex-direction: column; }
.app-header {
  background: var(--navy); color: #fff; padding: 16px 28px;
  display: flex; align-items: center; justify-content: space-between;
  box-shadow: 0 2px 10px rgba(15,43,70,.15);
}
.hdr-brand { display: flex; align-items: center; gap: 14px; }
.hdr-title { font-size: 20px; font-weight: 800; line-height: 1.1; }
.hdr-sub { font-size: 12px; color: rgba(255,255,255,.7); margin-top: 2px; }
.hdr-right { display: flex; align-items: center; gap: 20px; }
.hdr-clock { font-family: var(--mono); font-size: 16px; font-weight: 600; color: rgba(255,255,255,.75); }
.app-header .btn-ghost { color: #fff; border-color: rgba(255,255,255,.35); padding: 10px 18px; font-size: 14px; }
.app-header .btn-ghost:hover { background: rgba(255,255,255,.1); }

.app-body { flex: 1; padding: 28px 28px 40px; display: flex; justify-content: center; }
.wizard-wrap { width: 100%; max-width: 860px; }

.progress { display: flex; gap: 10px; margin-bottom: 28px; }
.progress-step {
  flex: 1; padding: 12px 14px; border-radius: 10px; background: var(--wh);
  border: 2px solid var(--silver);
  display: flex; align-items: center; gap: 10px;
  transition: all .2s;
}
.progress-step .pn {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--silver); color: var(--slate);
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 13px;
}
.progress-step .pl { font-size: 13px; font-weight: 600; color: var(--slate); }
.progress-step.done { background: rgba(22,163,74,.08); border-color: var(--ok); }
.progress-step.done .pn { background: var(--ok); color: #fff; }
.progress-step.done .pl { color: var(--ok); }
.progress-step.active { background: rgba(26,109,176,.08); border-color: var(--blue); box-shadow: 0 4px 12px rgba(26,109,176,.15); }
.progress-step.active .pn { background: var(--blue); color: #fff; }
.progress-step.active .pl { color: var(--blue); }

.step-panel { background: var(--wh); border-radius: 14px; padding: 32px 36px; box-shadow: 0 4px 16px rgba(15,43,70,.06); }
.step-panel h1 { font-size: 26px; font-weight: 800; margin: 0 0 6px; color: var(--navy); }
.step-help { font-size: 14px; color: var(--slate); margin: 0 0 22px; line-height: 1.55; }
.step-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--silver); }

/* Charges */
.charge-results {
  margin-top: 6px; max-height: 260px; overflow-y: auto;
  border: 2px solid var(--silver); border-radius: 10px; background: var(--wh);
  display: none;
}
.charge-results.show { display: block; }
.charge-result {
  padding: 12px 16px; cursor: pointer;
  border-bottom: 1px solid #f1f5f9;
  display: flex; gap: 12px; align-items: baseline;
}
.charge-result:last-child { border-bottom: none; }
.charge-result:hover { background: rgba(26,109,176,.06); }
.charge-result .cr-code { font-family: var(--mono); font-weight: 700; color: var(--navy); font-size: 14px; min-width: 130px; }
.charge-result .cr-desc { flex: 1; font-size: 14px; color: var(--slate); }
.charge-result .cr-cls { font-size: 11px; padding: 2px 8px; border-radius: 4px; background: #f1f5f9; color: var(--slate); font-weight: 700; text-transform: uppercase; }
.charge-list { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.charge-list:empty::before { content: 'No charges yet — search above to add one.'; color: var(--lslate); font-size: 13px; font-style: italic; }
.charge-chip {
  display: flex; align-items: center; gap: 12px; padding: 12px 16px;
  background: rgba(26,109,176,.06); border: 1px solid rgba(26,109,176,.2); border-radius: 10px;
}
.charge-chip .cc-code { font-family: var(--mono); font-weight: 700; color: var(--navy); font-size: 14px; min-width: 130px; }
.charge-chip .cc-desc { flex: 1; font-size: 14px; color: var(--navy); }
.charge-chip .cc-remove {
  background: none; border: 1px solid var(--silver); color: var(--err); font-size: 12px; font-weight: 700;
  padding: 6px 12px; border-radius: 6px; cursor: pointer;
}
.charge-chip .cc-remove:hover { background: #fee2e2; }

/* Review */
.review-block { background: #f8fafc; border-radius: 10px; padding: 18px 22px; border: 1px solid var(--silver); }
.review-block .rv-row { padding: 10px 0; border-bottom: 1px solid var(--silver); display: flex; }
.review-block .rv-row:last-child { border-bottom: none; }
.review-block .rv-k { min-width: 200px; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--slate); font-weight: 700; }
.review-block .rv-v { flex: 1; font-size: 15px; color: var(--navy); }

/* Done */
.done-mark { width: 96px; height: 96px; border-radius: 50%; background: var(--ok); color: #fff; font-size: 56px; font-weight: 900; display: flex; align-items: center; justify-content: center; margin: 8px auto 22px; box-shadow: 0 8px 24px rgba(22,163,74,.35); }
.step-panel .done-mark ~ h1 { text-align: center; }
.step-panel .done-mark ~ .step-help { text-align: center; }

.app-footer {
  background: var(--wh); border-top: 1px solid var(--silver);
  padding: 12px 28px; text-align: center; font-size: 12px; color: var(--lslate);
}
.app-footer b { color: var(--slate); font-weight: 700; }