.contact-btn {
  margin-left: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel);
  color: var(--mut);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.contact-btn:hover { color: var(--acc); border-color: rgba(0, 255, 157, 0.4); }

.c-host {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
}

.c-host[hidden] { display: none; }

.c-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 6, 10, 0.66);
}

.c-card {
  position: relative;
  width: min(420px, 100%);
  max-height: 92vh;
  overflow: auto;
  background: var(--panel2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.55);
  animation: cpop 0.16s ease;
}

@keyframes cpop {
  from { transform: translateY(10px) scale(0.98); opacity: 0; }
}

.c-x { position: absolute; top: 10px; right: 10px; }

.c-title { font-size: 1.15rem; font-weight: 800; letter-spacing: 0.5px; margin-bottom: 4px; }

.c-sub { color: var(--mut); font-size: 0.78rem; margin-bottom: 16px; }

.c-field { display: block; margin-bottom: 12px; }

.c-field span {
  display: block;
  font-size: 0.7rem;
  color: var(--mut);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.c-field input,
.c-field textarea {
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--txt);
  padding: 9px 11px;
  font: inherit;
  font-size: 0.9rem;
  outline: none;
  box-sizing: border-box;
}

.c-field input:focus,
.c-field textarea:focus { border-color: var(--acc2); }

.c-field textarea { resize: vertical; min-height: 92px; }

.c-captcha { display: flex; align-items: center; gap: 10px; margin: 14px 0 2px; }

.c-captcha > div { display: flex; align-items: center; gap: 8px; flex: 1; }

.c-mq {
  font-size: 1rem;
  font-weight: 700;
  color: var(--acc2);
  min-width: 64px;
  font-variant-numeric: tabular-nums;
}

#cAns {
  width: 96px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--txt);
  padding: 8px 10px;
  font: inherit;
  font-size: 0.9rem;
  outline: none;
}

#cAns:focus { border-color: var(--acc2); }

.c-err { color: var(--danger); font-size: 0.78rem; margin: 8px 0 0; }

.c-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 16px; }

.c-btn {
  border-radius: 9px;
  padding: 9px 16px;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--txt);
  cursor: pointer;
  transition: filter 0.15s, background 0.15s;
}

.c-btn:hover { filter: brightness(1.15); }

.c-btn.acc { background: var(--acc); border-color: var(--acc); color: #04241a; }

.c-btn:disabled { opacity: 0.55; cursor: default; }

.c-done { text-align: center; padding: 26px 6px 18px; color: var(--mut); font-size: 0.9rem; line-height: 1.55; }

.c-done-ico {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(0, 255, 157, 0.14);
  color: var(--acc);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}

.c-done a { color: var(--acc2); }