:root {
  --coord-bg: #ffffff;
  --coord-card: #fbfdff;
  --coord-border: rgba(15, 23, 42, 0.12);
  --coord-border-strong: #c3d4f1;
  --coord-text: var(--ink);
  --coord-muted: #4f6487;
  --coord-blue: var(--primary);
  --coord-shadow-soft: 0 10px 24px rgba(15, 23, 42, 0.07);
}

.coord-tool-page {
  background: var(--coord-bg);
  color: var(--coord-text);
}

.coord-tool-page .tool-back {
  color: var(--coord-blue);
}

.coord-hero {
  max-width: 940px;
  margin: 20px auto 0;
  text-align: center;
}

.coord-hero__title {
  margin: 10px 0 0;
  font-size: clamp(1.9rem, 4.2vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-family: "Syne", "Inter", system-ui, sans-serif;
}

.coord-hero__title span { color: var(--coord-blue); }

.coord-hero__sub {
  margin: 10px auto 0;
  max-width: 760px;
  color: var(--coord-muted);
  font-size: 1.02rem;
}

.coord-panel {
  max-width: 940px;
  margin: 16px auto 0;
  border: 1px solid var(--coord-border);
  border-radius: 20px;
  background: var(--coord-card);
  box-shadow: var(--coord-shadow-soft);
  padding: 18px;
}

.coord-panel h2 {
  margin: 0;
  font-family: "Syne", "Inter", system-ui, sans-serif;
  font-size: clamp(1.45rem, 3vw, 2rem);
  letter-spacing: -0.02em;
}

.coord-help {
  margin: 8px 0 0;
  color: var(--coord-muted);
  font-size: 0.96rem;
}

.coord-form {
  margin-top: 12px;
  display: grid;
  gap: 12px;
}

.coord-direction {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--coord-border-strong);
  border-radius: 12px;
  background: #eef4ff;
}

.coord-radio {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid #b8cdf2;
  border-radius: 9px;
  background: #fff;
  padding: 8px 10px;
  font-size: 0.88rem;
  font-weight: 700;
  color: #39598d;
  cursor: pointer;
}

.coord-radio input { accent-color: var(--coord-blue); }

.coord-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.coord-field {
  display: grid;
  gap: 6px;
  font-size: 0.82rem;
  color: #52698e;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.coord-field input {
  min-height: 44px;
  width: 100%;
  border: 1px solid var(--coord-border-strong);
  border-radius: 10px;
  background: #fff;
  color: var(--coord-text);
  padding: 0 12px;
  font-size: 0.95rem;
}

.coord-field input:focus {
  outline: none;
  border-color: rgba(63, 139, 255, 0.78);
  box-shadow: 0 0 0 4px rgba(63, 139, 255, 0.18);
}

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

.coord-submit,
.coord-swap,
.coord-clear {
  min-height: 42px;
  border-radius: 9px;
  font-weight: 800;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  box-shadow: 0 3px 0 rgba(15, 23, 42, 0.12);
  transition: transform 0.12s ease, box-shadow 0.12s ease, filter 0.12s ease;
}

.coord-submit:active,
.coord-swap:active,
.coord-clear:active,
.coord-tool-page .mc-copy-btn:active {
  transform: translateY(1px);
  box-shadow: 0 2px 0 rgba(15, 23, 42, 0.1);
}

.coord-submit {
  border-color: #295fbe;
  background: linear-gradient(180deg, #3f86f5 0%, #2d69cf 100%);
  color: #ffffff;
}

.coord-swap {
  border-color: #b8cdef;
  background: linear-gradient(180deg, #f6fbff 0%, #eaf2ff 100%);
  color: #2e4f86;
}

.coord-clear {
  color: #b93333;
  border-color: #e79e9e;
  background: linear-gradient(180deg, #fff4f4 0%, #ffe9e9 100%);
}

.coord-error {
  margin: 0;
  color: #b93333;
  font-size: 0.9rem;
}

.coord-result-head {
  margin-top: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.coord-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  background: #eaf2ff;
  color: #2c5cc3;
  font-size: 0.8rem;
  font-weight: 700;
}

.coord-result-grid,
.coord-extra-grid {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.coord-result-card {
  border: 1px solid #d9e4f5;
  border-radius: 12px;
  padding: 12px;
  background: #fbfdff;
}

.coord-result-card h3 {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 700;
  color: #5b6f91;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.coord-icon {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.coord-icon svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.coord-icon--blue { background: #e8f1ff; color: #2f6cdf; }
.coord-icon--green { background: #e7f7ef; color: #2f9a61; }
.coord-icon--violet { background: #f0ebff; color: #7b4cff; }
.coord-icon--amber { background: #fff2e5; color: #d28523; }

.coord-value {
  margin: 10px 0 0;
  color: #1e2a44;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 1rem;
  font-weight: 600;
  word-break: break-word;
}

.coord-value--cmd {
  font-size: 0.92rem;
  background: #f4f8ff;
  border: 1px solid #dbe6f7;
  border-radius: 8px;
  padding: 8px;
}

.coord-tool-page .mc-copy-btn {
  min-height: 36px;
  padding: 0 12px;
  border-radius: 8px;
  border: 1px solid var(--coord-border-strong);
  background: linear-gradient(180deg, #f7fbff 0%, #edf4ff 100%);
  color: #3d5785;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  box-shadow: 0 2px 0 rgba(15, 23, 42, 0.08);
}

.coord-tool-page .mc-copy-btn:hover {
  border-color: #96b3e4;
  filter: brightness(0.98);
}

.coord-how ul {
  margin: 10px 0 0;
  padding-left: 18px;
  color: #4c6387;
  display: grid;
  gap: 6px;
}

.mc-final-cta {
  max-width: 940px;
  margin: 16px auto 0;
}

.mc-final-cta__banner {
  border-radius: 14px;
  border: 1px solid var(--coord-border);
  background: linear-gradient(135deg, #edf4ff, #f8fbff);
  box-shadow: var(--coord-shadow-soft);
  padding: 26px 20px;
  text-align: center;
}

.mc-final-cta__title {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.65rem, 4.2vw, 2.3rem);
  letter-spacing: -0.02em;
  font-family: "Syne", "Inter", system-ui, sans-serif;
  font-weight: 600;
}

.mc-final-cta__sub {
  margin: 8px 0 0;
  color: #506587;
  font-size: 0.95rem;
}

.mc-final-cta__btn {
  margin-top: 16px;
  border-radius: 10px;
  min-height: 44px;
  padding: 10px 16px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 980px) {
  .coord-grid,
  .coord-result-grid,
  .coord-extra-grid { grid-template-columns: 1fr; }

  .coord-result-head { flex-wrap: wrap; }
}

@media (max-width: 768px) {
  .coord-hero { margin-top: 18px; }
  .coord-panel { padding: 12px; }
  .coord-direction { display: grid; }
  .coord-actions > * { width: 100%; }
}