:root {
  color-scheme: light;
  --bg: radial-gradient(circle at top, #ffe3bf 0%, #fff7ee 38%, #f4eadf 100%);
  --card: rgba(255, 255, 255, 0.92);
  --text: #2f211a;
  --muted: #68554c;
  --accent: #b62b2b;
  --accent-dark: #8b1f1f;
  --line: rgba(182, 43, 43, 0.16);
  --success-bg: rgba(56, 132, 84, 0.12);
  --success-text: #1f6b42;
  --shadow: 0 24px 60px rgba(116, 51, 20, 0.16);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  background: var(--bg);
  color: var(--text);
}

.signup-page {
  width: min(680px, calc(100vw - 24px));
  margin: 0 auto;
  padding: 24px 0 calc(40px + env(safe-area-inset-bottom, 0px));
}

.hero-card,
.signup-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 26px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 26px 24px;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-card h1,
.signup-card h2,
.success-panel h3 {
  margin: 0;
}

.subtitle,
.notice,
.signup-card-head p,
.field span,
.message-box {
  color: var(--muted);
}

.subtitle,
.notice {
  margin: 12px 0 0;
  line-height: 1.7;
}

.signup-card {
  margin-top: 18px;
  padding: 24px;
}

.signup-card-head {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}

.signup-card-head p {
  margin: 10px 0 0;
  line-height: 1.6;
}

.status-pill {
  flex-shrink: 0;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(182, 43, 43, 0.08);
  color: var(--accent-dark);
  font-size: 13px;
}

.form-grid {
  display: grid;
  gap: 16px;
}

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

.company-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.company-chip {
  border: 0;
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(182, 43, 43, 0.08);
  color: var(--accent-dark);
  font-size: 13px;
  cursor: pointer;
}

.field span {
  font-size: 14px;
}

.field input {
  width: 100%;
  border: 1px solid rgba(90, 49, 32, 0.16);
  border-radius: 16px;
  padding: 14px 16px;
  font-size: 15px;
  background: rgba(255, 255, 255, 0.88);
  appearance: none;
  -webkit-appearance: none;
}

.field input:focus {
  outline: none;
  border-color: rgba(182, 43, 43, 0.5);
  box-shadow: 0 0 0 4px rgba(182, 43, 43, 0.08);
}

.primary-btn {
  width: 100%;
  border: 0;
  border-radius: 18px;
  padding: 15px 18px;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, #de6634 100%);
  cursor: pointer;
}

.primary-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.message-box {
  margin-top: 14px;
  min-height: 24px;
  line-height: 1.6;
}

.success-panel {
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: 18px;
  background: var(--success-bg);
  color: var(--success-text);
}

.success-panel p {
  margin: 10px 0 0;
  line-height: 1.7;
}

.success-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  margin-top: 14px;
  padding: 0 18px;
  border-radius: 16px;
  text-decoration: none;
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, #de6634 100%);
  font-weight: 700;
}

@media (max-width: 640px) {
  .signup-page {
    width: min(100vw - 16px, 680px);
    padding: 16px 0 calc(24px + env(safe-area-inset-bottom, 0px));
  }

  .hero-card,
  .signup-card {
    border-radius: 20px;
  }

  .signup-card {
    padding: 18px;
  }

  .signup-card-head {
    flex-direction: column;
  }

  .status-pill {
    width: fit-content;
  }
}