:root {
  --bg-main: #050814;
  --bg-card: #101320;
  --bg-card-soft: #15192a;
  --accent-primary: #4de3ff;
  --accent-secondary: #9f6bff;
  --accent-soft: rgba(77, 227, 255, 0.2);
  --text-main: #f5f7ff;
  --text-muted: #9ca3c9;
  --border-subtle: #252a3d;
  --radius-lg: 18px;
  --shadow-soft: 0 18px 40px rgba(0, 0, 0, 0.6);
  --max-width: 1080px;
  --transition-fast: 0.2s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Inter", sans-serif;
  background: radial-gradient(circle at top left, #131735 0, #050814 40%, #02030b 100%);
  color: var(--text-main);
  line-height: 1.6;
}

body {
  min-height: 100vh;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.layout {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
}

/* NAVBAR */

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0 1.5rem;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: radial-gradient(circle, var(--accent-primary), var(--accent-secondary));
  box-shadow: 0 0 30px rgba(159, 107, 255, 0.7);
}

.brand-text {
  display: flex;
  flex-direction: column;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

.brand-text strong {
  font-size: 1rem;
  letter-spacing: 0.1em;
  color: var(--text-main);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.9rem;
}

.nav-links a {
  color: var(--text-muted);
  padding: 0.3rem 0.15rem;
  position: relative;
}

.nav-links a.active,
.nav-links a:hover {
  color: var(--text-main);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  transition: width var(--transition-fast);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  padding: 0.45rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--accent-primary);
  background: radial-gradient(circle at top, rgba(77, 227, 255, 0.12), transparent);
  color: var(--accent-primary);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-toggle {
  display: none;
}

/* HERO / COMMON SECTIONS */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 2.1fr) minmax(0, 1.6fr);
  gap: 2.5rem;
  margin-top: 1.25rem;
  margin-bottom: 2.8rem;
}

.hero-main-eyebrow {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  color: var(--accent-primary);
  margin-bottom: 0.75rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 3vw, 2.9rem);
  line-height: 1.1;
  margin: 0 0 1rem;
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 30rem;
  margin-bottom: 1.3rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.btn-primary,
.btn-secondary {
  border-radius: 999px;
  padding: 0.65rem 1.4rem;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: #050814;
  box-shadow: var(--shadow-soft);
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
}

.hero-note {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-card {
  border-radius: 24px;
  background: radial-gradient(circle at top right, rgba(159, 107, 255, 0.15), rgba(5, 8, 20, 0.9));
  border: 1px solid var(--border-subtle);
  padding: 1.5rem;
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle at top, var(--accent-soft), transparent 60%);
  opacity: 0.3;
}

.hero-card-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(245, 247, 255, 0.12);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
}

.hero-metric-row {
  display: flex;
  gap: 1.75rem;
  margin: 0.75rem 0;
  font-size: 0.8rem;
}

.hero-metric {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.hero-metric strong {
  font-size: 1.1rem;
}

.hero-caption {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* GENERIC SECTIONS */

.section {
  margin-bottom: 2.5rem;
}

.section-header {
  margin-bottom: 1rem;
}

.section-eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.26em;
  color: var(--accent-secondary);
  margin-bottom: 0.45rem;
}

.section h2 {
  margin: 0;
  font-size: 1.4rem;
}

.section.lead p {
  max-width: 40rem;
}

.section p {
  color: var(--text-muted);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.75rem;
}

.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  padding: 1.25rem 1.35rem;
  box-shadow: var(--shadow-soft);
}

.card h3 {
  margin-top: 0;
  font-size: 1.05rem;
}

.card p {
  font-size: 0.92rem;
}

/* FOOTER */

.footer {
  margin-top: 3rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
}

/* RESPONSIVE */

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 800px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
    background: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: 999px;
    padding: 0.4rem 0.7rem;
    font-size: 0.8rem;
    color: var(--text-muted);
  }

  .nav-links.open {
    display: flex;
    position: absolute;
    top: 64px;
    right: 16px;
    left: 16px;
    flex-direction: column;
    background: var(--bg-card);
    padding: 1rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-soft);
    z-index: 50;
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 500px) {
  .hero h1 {
    font-size: clamp(2rem, 5vw, 2.4rem);
  }
}


/* FORM STYLES */

.form-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  padding: 1.5rem 1.6rem;
  box-shadow: var(--shadow-soft);
  max-width: 640px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.form-row-full {
  grid-column: 1 / -1;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
}

.form-field label {
  color: var(--text-main);
}

.form-field span {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.form-field input,
.form-field textarea,
.form-field select {
  background: var(--bg-card-soft);
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
  padding: 0.6rem 0.75rem;
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 1px rgba(77, 227, 255, 0.4);
}

.form-field textarea {
  resize: vertical;
  min-height: 120px;
}

.form-actions {
  margin-top: 1.2rem;
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.form-helper {
  font-size: 0.8rem;
  color: var(--text-muted);
}

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
}


/* PORTAL UI */

.portal-hero {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 1.75rem;
  margin-bottom: 2.5rem;
}

.portal-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(245, 247, 255, 0.12);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  width: fit-content;
}

.portal-progress {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.progress-bar {
  width: 100%;
  height: 10px;
  background: rgba(255,255,255,0.06);
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: var(--progress, 12%);
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
}

.kicker {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.small-muted {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.portal-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.75rem;
  align-items: start;
}

.module-list {
  display: grid;
  gap: 1rem;
}

.module-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  padding: 1.2rem 1.3rem;
  box-shadow: var(--shadow-soft);
}

.module-card h3 {
  margin: 0 0 0.35rem;
}

.module-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin: 0.6rem 0 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.tag {
  display: inline-flex;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(245, 247, 255, 0.12);
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
}

.portal-side {
  display: grid;
  gap: 1rem;
}

.notice {
  background: radial-gradient(circle at top right, rgba(159, 107, 255, 0.15), rgba(5, 8, 20, 0.9));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.2rem;
  box-shadow: var(--shadow-soft);
}

.notice h3 {
  margin: 0 0 0.4rem;
}

.notice p {
  margin: 0.4rem 0 0;
}

.input-inline {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.input-inline input {
  background: var(--bg-card-soft);
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
  padding: 0.6rem 0.75rem;
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
}

.input-inline input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 1px rgba(77, 227, 255, 0.4);
}

.portal-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 0.8rem;
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  border-radius: 999px;
  padding: 0.65rem 1.1rem;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

@media (max-width: 900px) {
  .portal-hero {
    grid-template-columns: 1fr;
  }
  .portal-grid {
    grid-template-columns: 1fr;
  }
}