:root {
  --bg: #02030b;
  --bg-soft: #050818;
  --fg: #f5f5ff;
  --muted: #9da2c5;

  --accent: #ffb84d;
  --accent-blue: #2bc4ff;
  --accent-purple: #a770ff;
  --accent-green: #3ce78b;

  --border: #20263b;
  --border-soft: #151a28;

  --radius-lg: 22px;
  --radius-md: 16px;

  --font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SF Mono", "JetBrains Mono", Menlo, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: radial-gradient(circle at top, #141a36, #02030b);
  color: var(--fg);
  line-height: 1.6;
}

/* background */
.bg-animation {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.gradient-orb {
  position: absolute;
  width: 260px;
  height: 260px;
  border-radius: 999px;
  filter: blur(40px);
  opacity: 0.45;
  mix-blend-mode: screen;
}

.orb-1 { top: -60px; left: -40px; background: radial-gradient(circle, #ffb84d, transparent); }
.orb-2 { top: 40%; right: -80px; background: radial-gradient(circle, #2bc4ff, transparent); }
.orb-3 { bottom: -90px; left: 35%; background: radial-gradient(circle, #a770ff, transparent); }

/* header */
header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(3, 5, 16, 0.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-soft);
}

.nav {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0.6rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top, #ffb84d, #e46f3f);
  box-shadow: 0 0 14px rgba(255, 184, 77, 0.6);
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 0.98rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 650;
}

.gradient-text {
  background: linear-gradient(120deg, #ffffff, #d9ddff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-sub {
  font-size: 0.75rem;
  color: var(--muted);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.82rem;
}

.nav-link {
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--muted);
  text-decoration: none;
  transition: 0.15s ease;
}

.nav-link:hover {
  color: var(--fg);
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.02);
}

.nav-link-cta {
  border-color: rgba(255, 184, 77, 0.6);
  background: rgba(255, 184, 77, 0.07);
  color: #ffe3b4;
}

/* layout */
main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 1.6rem 1.25rem 3rem;
}

.section {
  margin-top: 2.6rem;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.section-visible {
  opacity: 1;
  transform: translateY(0);
}

.section-header h2 {
  margin: 0 0 0.4rem;
  font-size: 1.6rem;
}

.section-header p {
  margin: 0 0 1.1rem;
  font-size: 0.92rem;
  color: var(--muted);
  max-width: 720px;
}

/* hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.4fr);
  gap: 1.4rem;
  padding: 1.9rem 1.6rem;
  border-radius: 24px;
  background: radial-gradient(circle at top left, #191f3f, #050813);
  border: 1px solid var(--border);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.6);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  background: rgba(40, 196, 255, 0.08);
  border: 1px solid rgba(40, 196, 255, 0.3);
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 0.7rem;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent-green);
}

.hero-title {
  font-size: 2.2rem;
  line-height: 1.15;
  margin: 0 0 0.55rem;
}

.gradient-rainbow {
  background: linear-gradient(120deg, #ffb84d, #ff7e6b, #2bc4ff, #a770ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-sub {
  font-size: 0.96rem;
  color: var(--muted);
  max-width: 40rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.3rem;
  margin: 1.1rem 0;
}

.stat-number {
  font-size: 1.35rem;
  font-weight: 650;
}

.stat-blue { color: #7edbff; }
.stat-purple { color: #d3b0ff; }
.stat-orange { color: #ffd08a; }

.stat-label {
  font-size: 0.78rem;
  color: var(--muted);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.tag {
  font-size: 0.75rem;
  padding: 0.25rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(6, 10, 27, 0.96);
  color: var(--muted);
}

.tag-blue { border-color: rgba(43, 196, 255, 0.4); }
.tag-purple { border-color: rgba(167, 112, 255, 0.4); }
.tag-orange { border-color: rgba(255, 184, 77, 0.4); }
.tag-green { border-color: rgba(60, 231, 139, 0.4); }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.btn {
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(7, 12, 32, 0.95);
  color: var(--fg);
  font-size: 0.83rem;
  text-decoration: none;
  cursor: pointer;
  transition: 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.22);
}

.btn-primary {
  background: linear-gradient(120deg, #ffb84d, #ff7e3f);
  border-color: transparent;
  color: #150900;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
  font-size: 0.8rem;
}

.meta-label {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
}
.meta-value {
  font-weight: 500;
}

/* hero visual */
.hero-visual {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #050308;
  position: relative;
}

.hero-visual img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.hero-visual-caption {
  position: absolute;
  left: 0.75rem;
  right: 0.75rem;
  bottom: 0.7rem;
  padding: 0.4rem 0.6rem;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.55);
  font-size: 0.8rem;
}

/* grid & cards */
.grid {
  display: grid;
  gap: 1rem;
}

.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: rgba(6, 9, 24, 0.97);
  padding: 1.1rem 1.2rem;
}

.card h3 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
}

.card p {
  margin: 0;
  font-size: 0.86rem;
  color: var(--muted);
}

/* link lists */
.link-list {
  list-style: none;
  padding: 0;
  margin: 0.6rem 0 0;
  font-size: 0.84rem;
}

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

.link-list a {
  color: #8ad6ff;
  text-decoration: none;
}

.link-list a:hover {
  text-decoration: underline;
}

/* section note */
.section-note {
  margin-top: 0.8rem;
  font-size: 0.84rem;
  color: var(--muted);
}

/* contact */
.contact {
  display: grid;
  grid-template-columns: minmax(0, 2.2fr) minmax(0, 3fr);
  gap: 1.4rem;
}

.contact-card {
  border-radius: 18px;
  border: 1px solid var(--border);
  background: rgba(6, 9, 24, 0.98);
  padding: 1.3rem 1.2rem;
  text-align: center;
}

.avatar-ring {
  width: 56px;
  height: 56px;
  border-radius: 999px;
  border: 2px solid rgba(255, 184, 77, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.6rem;
}

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #ffb84d, #ff7e3f);
  color: #140900;
  font-weight: 700;
  font-size: 0.92rem;
}

.contact-role {
  margin: 0 0 0.2rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.contact-location {
  margin: 0 0 0.7rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.8rem;
}

.contact-links a {
  color: #8ad6ff;
  text-decoration: none;
}

.contact-links a:hover {
  text-decoration: underline;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.contact-tile {
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(6, 9, 24, 0.96);
  padding: 0.8rem 0.9rem;
  font-size: 0.84rem;
}

.contact-tile h4 {
  margin: 0 0 0.25rem;
}

/* footer */
footer {
  border-top: 1px solid var(--border-soft);
  background: rgba(2, 3, 11, 0.98);
  padding: 1.6rem 1.25rem 2rem;
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  text-align: center;
  font-size: 0.8rem;
  color: var(--muted);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 0.9rem;
  margin: 0.7rem 0;
}

.footer-links a {
  color: #8ad6ff;
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}

.footer-copy {
  margin: 0.3rem 0 0;
}

/* responsive */
@media (max-width: 960px) {
  .hero { grid-template-columns: minmax(0, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .contact { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 720px) {
  .nav { justify-content: center; }
  .grid-2,
  .grid-3 { grid-template-columns: minmax(0, 1fr); }
  .hero { padding: 1.5rem 1.2rem; }
}