:root {
  --bg: #090b0e;
  --panel: #12161b;
  --panel2: #0d1115;
  --line: #252c34;
  --text: #f4f7f8;
  --muted: #94a0ab;
  --accent: #28d17c;
  --danger: #ff6874;
  --warn: #f2c35d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 0%, rgba(40,209,124,.09), transparent 36rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button, input, textarea, select, a { font: inherit; }

.shell {
  width: min(1180px, calc(100% - 28px));
  margin: 0 auto;
  padding: 42px 0 80px;
}

.hero {
  display: flex;
  gap: 20px;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 22px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-weight: 800;
  letter-spacing: .12em;
  font-size: 12px;
}

h1 {
  margin: 0;
  font-size: clamp(38px, 7vw, 64px);
  line-height: .98;
  letter-spacing: -.05em;
}

h2 { margin: 0 0 8px; font-size: 19px; }

.lead, .muted { color: var(--muted); line-height: 1.55; }
.lead { max-width: 720px; margin-bottom: 0; }

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 15px;
}

.card {
  grid-column: span 6;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(18,22,27,.96);
}

.card.wide { grid-column: 1 / -1; }

button, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 41px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #181d23;
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
  padding: 9px 13px;
  margin-right: 7px;
}

button.primary, .button.primary {
  background: var(--accent);
  color: #04150d;
  border-color: transparent;
  font-weight: 800;
}

button.danger { color: #ff9da5; border-color: rgba(255,104,116,.3); }
button:disabled { opacity: .45; cursor: not-allowed; }

input, textarea, select {
  width: 100%;
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  background: var(--panel2);
  outline: none;
}

textarea { min-height: 96px; resize: vertical; }

label {
  color: var(--muted);
  font-size: 13px;
}

label input, label select { margin-top: 6px; }

.badge {
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  white-space: nowrap;
}

.badge.ok { color: #95f0bc; border-color: rgba(40,209,124,.4); }
.badge.bad { color: #ff9ea6; border-color: rgba(255,104,116,.38); }
.badge.warn { color: #f6d780; border-color: rgba(242,195,93,.45); }

.message {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 11px 13px;
  margin-bottom: 15px;
  color: #b8efcf;
  background: rgba(40,209,124,.08);
}

.message.error {
  color: #ffadb4;
  background: rgba(255,104,116,.08);
  border-color: rgba(255,104,116,.35);
}

.hidden { display: none !important; }

.mini {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 14px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel2);
}
.mini span { color: var(--muted); }

.device, .campaignStats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 9px;
  margin-top: 14px;
}

.device > div, .campaignStats > div {
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel2);
}

.device span, .campaignStats span {
  display: block;
  font-size: 12px;
  color: var(--muted);
}

.device strong, .campaignStats strong {
  display: block;
  margin-top: 5px;
  overflow-wrap: anywhere;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 8px;
  margin-top: 12px;
}

.toolbar label { min-width: 190px; }


.instructionPanel,
.testPanel,
.contactImportMode {
  margin-top: 14px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel2);
}

.instructionGrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 10px;
}

.instructionGrid > div {
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: #090c10;
}

.instructionGrid p { margin: 6px 0 0; color: var(--muted); line-height: 1.5; }
.stepLabel { color: var(--accent); font-weight: 800; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }

.languageRequirement {
  margin: 0 0 10px;
  padding: 11px 12px;
  border: 1px solid rgba(242,195,93,.4);
  border-radius: 10px;
  color: #f6d780;
  background: rgba(242,195,93,.08);
  font-weight: 900;
  letter-spacing: .025em;
}

.testPanel h3 { margin: 0 0 5px; }
.testLanguageSelect { display: block; max-width: 360px; margin: 12px 0; }
.compactSteps { margin: 10px 0 12px 20px; padding: 0; color: var(--muted); line-height: 1.6; }
.compactSteps li + li { margin-top: 3px; }

.contactImportMode { display: grid; gap: 8px; }
.radioOption {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  background: #090c10;
}
.radioOption input { width: auto; margin: 3px 0 0; }
.radioOption span { display: grid; gap: 3px; }
.radioOption b { color: var(--text); }
.radioOption small { color: var(--muted); line-height: 1.35; }
.fieldHint { display: block; margin: 7px 0 0; color: var(--muted); font-size: 12px; line-height: 1.45; }

.calibration {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 15px;
  padding: 12px;
  background: #080b0e;
}

.calibrationTop {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.pill {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 9px;
  height: max-content;
  color: var(--warn);
}

.screenWrap {
  position: relative;
  width: min(520px, 100%);
  margin: 12px auto 0;
}

.screenWrap img {
  display: block;
  width: 100%;
  border-radius: 12px;
  user-select: none;
}

.marker {
  position: absolute;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  border-radius: 50%;
  background: var(--warn);
  border: 2px solid #fff;
  pointer-events: none;
}

.messageGrid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.messageBox {
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--panel2);
  padding: 10px;
}

.messageBox strong {
  display: block;
  margin-bottom: 7px;
  font-size: 13px;
}

.campaignControls {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 10px;
}

.consent {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 13px 0;
}
.consent input { width: auto; margin: 0; }

.progressBar {
  height: 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #080b0e;
  overflow: hidden;
  margin-top: 14px;
}

.progressBar > div {
  height: 100%;
  width: 0%;
  background: var(--accent);
  transition: width .2s ease;
}

.results {
  display: grid;
  gap: 8px;
}

.resultRow {
  display: grid;
  grid-template-columns: 1fr 1fr .5fr .6fr 2fr;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--panel2);
  font-size: 13px;
}

.errorText { color: #ff9da5; }

code {
  background: #080b0e;
  border: 1px solid var(--line);
  padding: 2px 5px;
  border-radius: 5px;
}

@media (max-width: 820px) {
  .hero { flex-direction: column; }
  .card { grid-column: 1 / -1; }
  .device, .campaignStats { grid-template-columns: 1fr 1fr; }
  .messageGrid { grid-template-columns: 1fr; }
  .instructionGrid { grid-template-columns: 1fr; }
  .campaignControls { grid-template-columns: 1fr; }
  .resultRow { grid-template-columns: 1fr 1fr; }
}