:root {
  --bg: #07111f;
  --bg-soft: #101b2e;
  --panel: rgba(13, 20, 38, 0.86);
  --panel-strong: rgba(10, 16, 30, 0.96);
  --line: rgba(169, 185, 255, 0.16);
  --text: #edf1ff;
  --muted: #a7b2d1;
  --accent: #7f8cff;
  --accent-strong: #5b6cff;
  --accent-warm: #39d0c4;
  --danger: #ff7f9f;
  --success: #5fe0a1;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(127, 140, 255, 0.26), transparent 28%),
    radial-gradient(circle at top right, rgba(57, 208, 196, 0.18), transparent 22%),
    linear-gradient(180deg, #030712 0%, #09111f 45%, #0d1421 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at center, black, transparent 88%);
}

.backdrop {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(127, 140, 255, 0.12), transparent 32%),
    radial-gradient(circle at 80% 15%, rgba(57, 208, 196, 0.08), transparent 26%);
  pointer-events: none;
}

.shell {
  position: relative;
  width: min(1180px, calc(100% - 1.5rem));
  margin: 0 auto;
  padding: 1.25rem 0 4rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  background: rgba(9, 14, 26, 0.72);
  border-radius: 1.4rem;
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-badge {
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  border-radius: 1rem;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-warm));
  color: #07111f;
}

.brand-overline,
.eyebrow,
.meta-label {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.74rem;
  color: var(--accent-warm);
  font-weight: 700;
}

.brand h1,
.hero h2,
.card h3 {
  margin: 0;
}

.topbar-note {
  margin: 0;
  color: var(--muted);
  max-width: 26ch;
  text-align: right;
}

.layout {
  display: grid;
  gap: 1.25rem;
}

.hero {
  padding: 1.6rem;
}

.card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1.6rem;
  background: linear-gradient(180deg, rgba(14, 21, 39, 0.9), rgba(9, 14, 24, 0.94));
  box-shadow: var(--shadow);
}

.card::after {
  content: "";
  position: absolute;
  right: -2rem;
  bottom: -2rem;
  width: 8rem;
  height: 8rem;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(127, 140, 255, 0.18), transparent 70%);
  pointer-events: none;
}

.hero h2 {
  font-size: clamp(2.3rem, 5vw, 4.2rem);
  line-height: 0.96;
  max-width: 12ch;
}

.hero-copy,
.help-text,
.activity-list,
label span,
.meta-value,
.hero-points p,
.topbar-note {
  color: var(--muted);
}

.hero-copy {
  max-width: 64ch;
  line-height: 1.7;
  margin: 1rem 0 0;
}

.hero-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 1.6rem;
}

.hero-points div,
.auth-card,
.overview-card,
.verification-card,
.preferences-card,
.activity-card {
  padding: 1.3rem;
}

.hero-points div {
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, 0.02);
}

.hero-points span {
  display: inline-flex;
  margin-bottom: 0.7rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.85rem;
  color: var(--text);
}

.auth-panel,
.dashboard {
  display: grid;
  gap: 1.25rem;
}

.auth-panel {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.dashboard {
  grid-template-columns: 1.15fr 0.85fr;
}

.overview-card {
  grid-column: 1 / -1;
}

.activity-card {
  grid-column: 1 / -1;
}

.card-heading {
  margin-bottom: 1rem;
}

.stack,
.toggle-list {
  display: grid;
  gap: 0.95rem;
}

label {
  display: grid;
  gap: 0.45rem;
}

input {
  width: 100%;
  border: 1px solid rgba(170, 184, 255, 0.18);
  border-radius: 1rem;
  padding: 0.95rem 1rem;
  background: rgba(4, 8, 16, 0.62);
  color: var(--text);
  outline: none;
}

input:focus {
  border-color: rgba(127, 140, 255, 0.7);
  box-shadow: 0 0 0 3px rgba(127, 140, 255, 0.12);
}

button {
  border: none;
  border-radius: 999px;
  padding: 0.95rem 1.25rem;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition:
    transform 180ms ease,
    opacity 180ms ease,
    background-color 180ms ease;
}

button:hover,
button:focus-visible {
  transform: translateY(-1px);
}

.primary-button {
  background: linear-gradient(135deg, var(--accent), var(--accent-warm));
  color: #08111d;
}

.secondary-button {
  background: linear-gradient(135deg, #a8b1ff, #7f8cff);
  color: #08111d;
}

.ghost-button {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border: 1px solid var(--line);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1rem;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.meta-value {
  margin: 0.35rem 0 0;
  color: var(--text);
  font-weight: 700;
}

.inline-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.9rem;
  align-items: end;
}

.wide {
  min-width: 0;
}

.toggle {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.8rem 0.9rem;
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.toggle input {
  width: 1rem;
  height: 1rem;
  margin: 0;
}

.activity-list {
  display: grid;
  gap: 0.8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.activity-list li {
  padding: 0.95rem 1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.02);
}

.activity-list strong {
  display: block;
  color: var(--text);
  margin-bottom: 0.3rem;
}

.hidden {
  display: none;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 1.2rem;
  transform: translateX(-50%) translateY(150%);
  padding: 0.9rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(10, 16, 28, 0.95);
  box-shadow: var(--shadow);
  transition: transform 220ms ease;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 900px) {
  .auth-panel,
  .dashboard,
  .hero-points,
  .overview-grid {
    grid-template-columns: 1fr;
  }

  .inline-form {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .shell {
    width: min(100% - 1rem, 100%);
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar-note {
    text-align: left;
  }

  .button-row button,
  .stack button,
  .inline-form button {
    width: 100%;
  }
}