:root {
  color-scheme: dark;
  --bg: #06101d;
  --panel: rgba(9, 19, 34, 0.84);
  --panel-strong: rgba(11, 24, 43, 0.94);
  --line: rgba(115, 176, 255, 0.2);
  --line-strong: rgba(128, 197, 255, 0.42);
  --text: #edf4ff;
  --muted: #9eb0cc;
  --accent: #7ee7ff;
  --accent-strong: #4f87ff;
  --danger: #ff8f9b;
  --success: #91f8d6;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at 18% 16%, rgba(71, 134, 255, 0.16), transparent 32%),
    radial-gradient(circle at 82% 18%, rgba(91, 244, 223, 0.14), transparent 28%),
    linear-gradient(180deg, #0b1627 0%, #050d19 100%);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

.register-shell {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
}

.register-noise,
.register-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.register-noise {
  background-image: radial-gradient(rgba(255, 255, 255, 0.06) 0.65px, transparent 0.65px);
  background-size: 14px 14px;
  opacity: 0.12;
}

.register-grid {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 102px 102px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.8), transparent 92%);
  opacity: 0.12;
}

.register-topbar,
.register-main,
.register-footer {
  position: relative;
  z-index: 1;
}

.register-topbar {
  width: min(1240px, calc(100vw - 40px));
  margin: 0 auto;
  padding: 28px 0 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.register-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.register-brand__mark {
  width: 50px;
  height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(118, 189, 255, 0.28);
  border-radius: 18px;
  background: rgba(8, 18, 33, 0.68);
  box-shadow: 0 14px 42px rgba(3, 10, 22, 0.48);
}

.register-brand__mark img {
  width: 28px;
  height: 28px;
}

.register-brand__text {
  font-size: 18px;
}

.register-nav {
  display: inline-flex;
  gap: 22px;
  font-size: 14px;
  color: var(--muted);
}

.register-nav a:hover {
  color: var(--text);
}

.register-main {
  width: min(1240px, calc(100vw - 40px));
  margin: 0 auto;
  padding: 42px 0 48px;
}

.register-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(420px, 520px);
  gap: 40px;
  align-items: center;
}

.register-eyebrow,
.register-success__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.28em;
  color: #9bc4ff;
}

.register-eyebrow::before,
.register-success__eyebrow::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, #88f7ff 0%, #4b7dff 100%);
  box-shadow: 0 0 16px rgba(120, 214, 255, 0.9);
}

.register-hero__copy h1 {
  margin: 18px 0 18px;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.register-hero__copy p {
  max-width: 720px;
  margin: 0;
  font-size: 18px;
  line-height: 1.9;
  color: var(--muted);
}

.register-hero__copy strong {
  color: var(--text);
}

.register-hero__signals {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 34px;
}

.register-signal {
  min-height: 148px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(8, 18, 33, 0.86) 0%, rgba(7, 15, 28, 0.68) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.register-signal strong {
  display: block;
  font-size: 17px;
  margin-bottom: 12px;
}

.register-signal span {
  display: block;
  color: var(--muted);
  line-height: 1.8;
  font-size: 14px;
}

.register-card {
  padding: 34px;
  border: 1px solid var(--line-strong);
  border-radius: 34px;
  background: linear-gradient(180deg, rgba(8, 19, 34, 0.92) 0%, rgba(7, 15, 29, 0.88) 100%);
  box-shadow:
    0 26px 80px rgba(3, 10, 22, 0.52),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.register-card__header h2 {
  margin: 0;
  font-size: 30px;
}

.register-card__header p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.register-form {
  margin-top: 28px;
}

.register-field {
  display: block;
  margin-bottom: 18px;
}

.register-field span {
  display: block;
  margin-bottom: 10px;
  font-size: 14px;
  font-weight: 700;
  color: #dbe9ff;
}

.register-field input,
.register-email-input {
  width: 100%;
  min-height: 58px;
  border: 1px solid rgba(115, 176, 255, 0.22);
  border-radius: 20px;
  background: rgba(9, 19, 35, 0.72);
  color: var(--text);
  font-size: 16px;
  transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.register-field input {
  padding: 0 18px;
  outline: none;
}

.register-field input:focus,
.register-email-input:focus-within {
  border-color: rgba(126, 231, 255, 0.62);
  box-shadow: 0 0 0 4px rgba(67, 164, 255, 0.16);
}

.register-email-input {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  overflow: hidden;
}

.register-email-input input {
  min-height: 56px;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.register-email-input span {
  min-height: 100%;
  margin: 0;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  color: #8db4e8;
  border-left: 1px solid rgba(115, 176, 255, 0.18);
  background: rgba(15, 31, 53, 0.62);
}

.register-field small {
  display: block;
  margin-top: 9px;
  color: #7f93af;
  line-height: 1.7;
}

.register-checkbox {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 6px 0 22px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 14px;
}

.register-checkbox input {
  margin-top: 2px;
  width: 18px;
  height: 18px;
}

.register-submit,
.register-action {
  width: 100%;
  min-height: 56px;
  border: 0;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease;
}

.register-submit {
  background: linear-gradient(135deg, #73d9ff 0%, #4a7cff 100%);
  color: #06111f;
  box-shadow: 0 18px 40px rgba(57, 122, 255, 0.34);
}

.register-submit:hover,
.register-action:hover {
  transform: translateY(-1px);
}

.register-submit[disabled] {
  opacity: 0.58;
  cursor: wait;
  transform: none;
}

.register-message {
  min-height: 26px;
  margin: 14px 2px 0;
  font-size: 14px;
  line-height: 1.7;
}

.register-message.is-error {
  color: var(--danger);
}

.register-message.is-success {
  color: var(--success);
}

.register-success {
  margin-top: 28px;
  padding: 24px;
  border: 1px solid rgba(118, 247, 212, 0.24);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(8, 22, 35, 0.78) 0%, rgba(8, 17, 29, 0.92) 100%);
}

.register-success h3 {
  margin: 14px 0 10px;
  font-size: 28px;
}

.register-success p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.register-success__email {
  margin: 18px 0 22px;
  padding: 18px 20px;
  border-radius: 20px;
  background: rgba(9, 19, 34, 0.86);
  border: 1px solid rgba(118, 247, 212, 0.18);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.register-success__plan {
  margin: -8px 0 22px;
  padding: 14px 18px;
  border-radius: 18px;
  border: 1px solid rgba(115, 176, 255, 0.16);
  background: rgba(10, 21, 37, 0.74);
  color: #bcd5fb;
  font-size: 14px;
  line-height: 1.7;
}

.register-success__actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.register-action--primary {
  background: linear-gradient(135deg, #73d9ff 0%, #4a7cff 100%);
  color: #06111f;
}

.register-action--ghost {
  border: 1px solid rgba(115, 176, 255, 0.26);
  background: rgba(14, 29, 50, 0.68);
  color: var(--text);
}

.register-footer {
  position: relative;
  z-index: 1;
  width: min(1240px, calc(100vw - 40px));
  margin: 0 auto;
  padding: 0 0 32px;
  color: #7d91ad;
  font-size: 13px;
}

@media (max-width: 1180px) {
  .register-hero {
    grid-template-columns: 1fr;
  }

  .register-card {
    max-width: 620px;
  }
}

@media (max-width: 860px) {
  .register-topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .register-nav {
    flex-wrap: wrap;
  }

  .register-hero__signals,
  .register-success__actions {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .register-main {
    padding-top: 24px;
  }

  .register-card {
    padding: 24px;
    border-radius: 28px;
  }

  .register-hero__copy h1 {
    font-size: 42px;
  }

  .register-email-input {
    grid-template-columns: 1fr;
  }

  .register-email-input span {
    min-height: 46px;
    border-left: 0;
    border-top: 1px solid rgba(115, 176, 255, 0.18);
  }
}