:root {
  --bg: #09151c;
  --panel: #121b25;
  --border: #1a2837;
  --border-strong: #243648;
  --muted: #8b969e;
  --text: #e8eef2;
  --white: #ffffff;
  --teal: #2bc4d8;
  --teal-dark: #1aa5b8;
  --teal-soft: rgba(43, 196, 216, 0.14);
  --gold: #ffcb05;
  --crimson: #a01a22;
  --max: 1080px;
}

* { box-sizing: border-box; }

html, body { margin: 0; min-height: 100%; }

body {
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

img { max-width: 100%; display: block; }

a { color: var(--teal); }

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--white);
  color: var(--bg);
  padding: 0.4rem 0.7rem;
}

.skip:focus { left: 0.5rem; top: 0.5rem; z-index: 5; }

.wrap {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
}

.banner {
  background: rgba(255, 203, 5, 0.14);
  color: var(--gold);
  text-align: center;
  padding: 0.65rem 1rem;
  font-size: 0.92rem;
}

.banner.warn {
  background: rgba(160, 26, 34, 0.22);
  color: #ffd0d0;
}

.top {
  border-bottom: 1px solid var(--border);
}

.top-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--white);
  text-decoration: none;
}

.brand img { height: 42px; width: auto; }

.brand span { display: flex; flex-direction: column; line-height: 1.15; }

.brand strong { font-size: 0.98rem; }

.brand span span { color: var(--muted); font-size: 0.75rem; }

.back {
  color: var(--text);
  text-decoration: none;
  font-size: 0.92rem;
}

.hero { padding: 2.2rem 0 0.4rem; }

h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 0.35rem 0 0.7rem;
}

.hero p { max-width: 38rem; color: #c5d0d6; font-size: 1.05rem; }

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(16rem, 0.85fr);
  gap: 1.2rem;
  align-items: start;
  padding-bottom: 1.6rem;
}

.form {
  display: grid;
  gap: 0.85rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1.3rem;
}

.pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.form label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.86rem;
  color: var(--muted);
}

.hint { color: var(--muted); font-size: 0.8rem; }

.form input,
.form textarea,
.form select {
  width: 100%;
  background: #0d171f;
  border: 1px solid var(--border);
  color: var(--white);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  font: inherit;
}

.form input[type="file"] { padding: 0.45rem; color: var(--muted); }

.form input:focus,
.form textarea:focus,
.form select:focus {
  outline: 2px solid var(--teal);
  border-color: var(--teal);
}

.hp {
  position: absolute;
  left: -9999px;
  height: 0;
  overflow: hidden;
}

.form-msg {
  display: none;
  background: var(--teal-soft);
  border: 1px solid rgba(43, 196, 216, 0.35);
  color: var(--text);
  border-radius: 12px;
  padding: 0.9rem 1rem;
}

.form-msg.show { display: block; }

.form-msg.error {
  background: rgba(160, 26, 34, 0.18);
  border-color: rgba(160, 26, 34, 0.45);
}

.progress {
  height: 8px;
  background: #0d171f;
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0;
  background: var(--teal);
}

.progress-label { margin: 0; color: var(--muted); font-size: 0.85rem; }

.note { color: var(--muted); font-size: 0.88rem; margin: 0; }

.btn {
  appearance: none;
  border: 0;
  border-radius: 12px;
  background: var(--teal);
  color: #062026;
  font: inherit;
  font-weight: 700;
  padding: 0.85rem 1.2rem;
  cursor: pointer;
}

.btn:hover { background: var(--teal-dark); }

.btn:disabled { opacity: 0.6; cursor: wait; }

.privacy-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.guide {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1.3rem;
}

.guide h2 { font-size: 1.15rem; margin: 0 0 0.75rem; }

.guide p { margin: 0 0 0.75rem; color: #b7c3ca; }

.guide p:last-child { margin-bottom: 0; }

.privacy {
  max-width: 40rem;
  padding-bottom: 2.5rem;
}

.privacy h2 { font-size: 1.35rem; margin: 0 0 0.6rem; }

.privacy h3 { font-size: 1rem; margin: 1.15rem 0 0.35rem; }

.privacy p { margin: 0 0 0.7rem; color: #b7c3ca; }

footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.88rem;
  padding: 1.2rem 0 2rem;
}

@media (max-width: 800px) {
  .layout, .pair { grid-template-columns: 1fr; }
  .hero { padding-top: 1.4rem; }
  .back { display: none; }
}