/* ================================
   Global base
   ================================ */

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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #050608;
  color: #f5f7fa;
  line-height: 1.6;
}

/* Links */

a {
  color: #33c3ff;
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

/* Layout helpers */

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: 3rem 0;
}

.section-alt {
  padding: 3rem 0;
  background: #0b0d10;
}

.section-header {
  margin-bottom: 2rem;
}

.section-header h2 {
  margin: 0 0 0.5rem;
  font-size: 1.6rem;
}

.section-header p {
  margin: 0;
  color: #b1bcc9;
  max-width: 720px;
}

/* ================================
   Header / Navigation
   ================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(5, 6, 8, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #151820;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
}

.logo-block {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-circle {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid #2f9afc;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: #2f9afc;
}

.logo-text h1 {
  margin: 0;
  font-size: 1.1rem;
}

.logo-text p {
  margin: 0;
  color: #9aa5b3;
  font-size: 0.85rem;
}

/* Navigation */

.nav {
  display: flex;
  align-items: center;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #f5f7fa;
  font-size: 1.4rem;
  cursor: pointer;
}

.nav-list {
  list-style: none;
  display: flex;
  gap: 1.1rem;
  padding: 0;
  margin: 0;
}

.nav-list a {
  font-size: 0.9rem;
  color: #dde5f0;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}

.nav-list a:hover,
.nav-list a:focus {
  border-bottom-color: #33c3ff;
  text-decoration: none;
}

/* ================================
   Hero
   ================================ */

.hero {
  padding: 3.5rem 0 3rem;
  background: radial-gradient(circle at top, #172238 0, #050608 48%, #020308 100%);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.45fr);
  gap: 2.25rem;
  align-items: stretch;
}

.hero-text h2 {
  margin: 0 0 0.75rem;
  font-size: 1.7rem;
}

.hero-text p {
  margin: 0 0 1.5rem;
  color: #c0ccd8;
  max-width: 640px;
}

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

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: #9aa5b3;
}

.hero-meta span {
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  border: 1px solid #273041;
}

/* Hero card */

.hero-panel {
  display: flex;
  align-items: stretch;
}

.hero-card {
  width: 100%;
  background: rgba(6, 10, 18, 0.95);
  border-radius: 16px;
  border: 1px solid #20283a;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
}

.hero-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.hero-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
}

.hero-card li {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.15rem 0;
  border-bottom: 1px dashed #1a2332;
}

.hero-card li strong {
  font-weight: 500;
  color: #dce3ef;
}

.hero-card span {
  color: #33c3ff;
}

.hero-note {
  margin: 0;
  font-size: 0.85rem;
  color: #9aa5b3;
}

/* ================================
   Buttons
   ================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1.2rem;
  border-radius: 999px;
  font-size: 0.9rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

.btn.primary {
  background: linear-gradient(135deg, #33c3ff, #7af3ff);
  color: #020309;
  border-color: #1b9dde;
}

.btn.primary:hover,
.btn.primary:focus {
  filter: brightness(1.08);
  text-decoration: none;
}

.btn.ghost {
  background: transparent;
  color: #e2ecf8;
  border-color: #3a465b;
}

.btn.ghost:hover,
.btn.ghost:focus {
  background: rgba(51, 195, 255, 0.09);
  border-color: #33c3ff;
  text-decoration: none;
}

.btn.full {
  width: 100%;
}

/* ================================
   Cards / grids
   ================================ */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.card {
  background: #090c12;
  border-radius: 14px;
  border: 1px solid #21293b;
  padding: 1rem 1.05rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.card-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
}

.card-header h4 {
  margin: 0;
  font-size: 1rem;
}

.card-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  border: 1px solid #33415a;
  color: #a3b3c6;
}

.card p {
  margin: 0;
  font-size: 0.9rem;
  color: #b6c2d0;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 0.4rem;
}

.card-footer a {
  font-size: 0.9rem;
}

.card-tag {
  font-size: 0.75rem;
  color: #7f8b9b;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.panel-card {
  background: #080a10;
  border-radius: 14px;
  border: 1px solid #202739;
  padding: 1.25rem 1.2rem;
}

.panel-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.panel-card p {
  margin: 0 0 0.75rem;
  color: #c1ccd9;
}

/* Resource grouping */

.resource-block {
  margin-bottom: 2.5rem;
}

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

.resource-header h3 {
  margin: 0 0 0.25rem;
  font-size: 1.2rem;
}

.resource-header p {
  margin: 0;
  color: #a7b2c1;
}

/* Bullet list */

.bullet-list {
  list-style: disc;
  margin: 0.35rem 0 0;
  padding-left: 1.1rem;
  font-size: 0.9rem;
}

.bullet-list li {
  margin-bottom: 0.35rem;
}

/* ================================
   Forms
   ================================ */

.form-card {
  background: #080a10;
  border-radius: 14px;
  border: 1px solid #202739;
  padding: 1.25rem 1.2rem;
}

.form-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.form-note {
  margin: 0 0 1rem;
  font-size: 0.85rem;
  color: #9aa5b3;
}

.form-card label {
  display: block;
  font-size: 0.88rem;
  margin-bottom: 0.75rem;
}

.form-card input,
.form-card select,
.form-card textarea {
  width: 100%;
  margin-top: 0.25rem;
  border-radius: 8px;
  border: 1px solid #232a3a;
  background: #05070c;
  color: #e4edf7;
  padding: 0.45rem 0.55rem;
  font: inherit;
}

.form-card input:focus,
.form-card select:focus,
.form-card textarea:focus {
  outline: none;
  border-color: #33c3ff;
  box-shadow: 0 0 0 1px rgba(51, 195, 255, 0.4);
}

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

.form-status {
  margin-top: 0.6rem;
  font-size: 0.85rem;
  color: #9aa5b3;
}

.form-status.error {
  color: #ff8181;
}

/* ================================
   Grid layouts
   ================================ */

.grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.1fr);
  gap: 1.5rem;
}

/* ================================
   Legal
   ================================ */

.legal-disclaimer {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  opacity: 0.8;
}

/* ================================
   Footer
   ================================ */

.site-footer {
  border-top: 1px solid #151820;
  background: #050609;
  padding: 1.4rem 0 1.6rem;
  margin-top: 1.5rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-footer p {
  margin: 0;
  font-size: 0.85rem;
  color: #9ba6b5;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.85rem;
}

.footer-links a {
  color: #c2d0e0;
}

.footer-links a:hover,
.footer-links a:focus {
  color: #33c3ff;
}

/* ================================
   Responsive
   ================================ */

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-panel {
    order: -1;
  }

  .header-inner {
    padding-inline: 1rem;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-list {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    background: #050609;
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 1rem 0.75rem;
    border-bottom: 1px solid #161c25;
    display: none;
  }

  .nav-list.open {
    display: flex;
  }

  .nav-list li {
    padding: 0.25rem 0;
  }

  .hero {
    padding-top: 3rem;
  }

  .section {
    padding: 2.4rem 0;
  }

  .section-alt {
    padding: 2.4rem 0;
  }

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

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

@media (max-width: 480px) {
  .hero-text h2 {
    font-size: 1.4rem;
  }
}