:root {
  --background: #0b1018;
  --surface: rgba(20, 28, 40, 0.88);
  --surface-solid: #141c28;
  --surface-soft: #1a2432;
  --border: rgba(255, 255, 255, 0.10);
  --border-strong: rgba(255, 255, 255, 0.17);
  --text: #f4f7fb;
  --muted: #9ba9ba;
  --primary: #31b786;
  --primary-hover: #3dcc98;
  --primary-soft: rgba(49, 183, 134, 0.13);
  --danger: #ff7373;
  --danger-soft: rgba(255, 115, 115, 0.12);
  --warning: #f5c76b;
  --warning-soft: rgba(245, 199, 107, 0.12);
  --radius: 18px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--background);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 0%, #132b2a 0, transparent 32rem),
    radial-gradient(circle at 90% 10%, #17233d 0, transparent 35rem),
    var(--background);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system,
    BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
}

.background-glow {
  position: fixed;
  pointer-events: none;
  filter: blur(90px);
  opacity: 0.22;
  border-radius: 999px;
}

.background-glow-one {
  top: -10rem;
  left: -8rem;
  width: 28rem;
  height: 28rem;
  background: var(--primary);
}

.background-glow-two {
  right: -12rem;
  bottom: -12rem;
  width: 34rem;
  height: 34rem;
  background: #315eaa;
}

.site-header,
footer {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0;
}

.brand img {
  display: block;
  width: auto;
  max-width: 190px;
  height: 44px;
}

.site-header nav {
  display: flex;
  gap: 24px;
}

.site-header nav a,
footer a {
  color: var(--muted);
  text-decoration: none;
  transition: color 150ms ease;
}

.site-header nav a:hover,
footer a:hover {
  color: var(--text);
}

.page-shell {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: min(1120px, calc(100% - 40px));
  min-height: calc(100vh - 190px);
  margin: 0 auto;
  padding: 48px 0 72px;
}

.hero {
  width: 100%;
  text-align: center;
}

.eyebrow {
  margin-bottom: 10px;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(2.1rem, 6vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -0.045em;
}

.card h1 {
  font-size: clamp(2rem, 5vw, 3rem);
}

h2 {
  font-size: 1.12rem;
}

.hero-copy {
  max-width: 660px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 1.14rem;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 21px;
  border: 1px solid transparent;
  border-radius: 11px;
  font: inherit;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 150ms ease,
    background 150ms ease,
    border-color 150ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #07150f;
  background: var(--primary);
}

.button-primary:hover {
  background: var(--primary-hover);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border);
}

.button-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-strong);
}

.button-full {
  width: 100%;
  margin-top: 10px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 72px;
  text-align: left;
}

.feature,
.card {
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.feature {
  padding: 26px;
  border-radius: var(--radius);
}

.feature p {
  margin-bottom: 0;
  color: var(--muted);
}

.feature-icon {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  margin-bottom: 20px;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 10px;
  font-weight: 800;
}

.card {
  width: min(680px, 100%);
  padding: clamp(24px, 5vw, 42px);
  border-radius: 24px;
}

.compact-card,
.message-card,
.success-card {
  width: min(580px, 100%);
}

.card-heading {
  margin-bottom: 30px;
}

.card-heading p,
.message-card > p,
.success-card > p,
.legal-card > p {
  color: var(--muted);
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.field {
  display: block;
  margin-bottom: 20px;
}

.field > span {
  display: block;
  margin-bottom: 8px;
  font-size: 0.92rem;
  font-weight: 700;
}

input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  color: var(--text);
  background: rgba(6, 11, 18, 0.72);
  border: 1px solid var(--border);
  border-radius: 10px;
  outline: none;
  font: inherit;
  transition:
    border-color 150ms ease,
    box-shadow 150ms ease;
}

input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}

.mailbox-input {
  display: flex;
  align-items: stretch;
}

.mailbox-input input {
  border-radius: 10px 0 0 10px;
}

.mailbox-input > span {
  display: flex;
  align-items: center;
  padding: 0 14px;
  color: var(--muted);
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-left: 0;
  border-radius: 0 10px 10px 0;
  white-space: nowrap;
}

.field-hint {
  display: block;
  margin-top: 7px;
  color: var(--muted);
}

.field-hint.available {
  color: var(--primary);
}

.field-hint.unavailable {
  color: var(--danger);
}

.checkbox-field {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 2px 0 20px;
  color: var(--muted);
  font-size: 0.9rem;
}

.checkbox-field input {
  width: 18px;
  min-height: 18px;
  margin-top: 3px;
}

.checkbox-field a {
  color: var(--text);
}

.alert {
  margin-bottom: 24px;
  padding: 13px 15px;
  border: 1px solid;
  border-radius: 10px;
}

.alert-error {
  color: #ffd0d0;
  background: var(--danger-soft);
  border-color: rgba(255, 115, 115, 0.28);
}

.alert-warning {
  color: #ffe9b9;
  background: var(--warning-soft);
  border-color: rgba(245, 199, 107, 0.28);
}

.status-icon {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  margin-bottom: 26px;
  border-radius: 50%;
  font-size: 1.7rem;
  font-weight: 900;
}

.success-icon {
  color: var(--primary);
  background: var(--primary-soft);
}

.error-icon {
  color: var(--danger);
  background: var(--danger-soft);
}

.account-summary {
  display: grid;
  gap: 1px;
  overflow: hidden;
  margin: 28px 0;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 13px;
}

.account-summary > div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 15px 17px;
  background: var(--surface-solid);
}

.account-summary span,
.server-card dt {
  color: var(--muted);
}

.server-card {
  margin-top: 24px;
  padding: 20px;
  background: rgba(6, 11, 18, 0.45);
  border: 1px solid var(--border);
  border-radius: 14px;
}

.server-card dl {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 11px 18px;
  margin-bottom: 0;
}

.server-card dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.legal-card {
  width: min(760px, 100%);
}

footer {
  display: flex;
  justify-content: space-between;
  padding: 24px 0 38px;
  color: var(--muted);
  font-size: 0.86rem;
}

.footer-links {
  display: flex;
  gap: 18px;
}

@media (max-width: 760px) {
  .site-header nav {
    display: none;
  }

  .feature-grid,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .account-summary > div {
    flex-direction: column;
    gap: 4px;
  }

  .server-card dl {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .server-card dd {
    margin-bottom: 11px;
  }

  footer {
    flex-direction: column;
    gap: 10px;
  }
}