:root {
  --bg: #080c14;
  --card: #111827;
  --border: rgba(255, 255, 255, 0.07);
  --text: #f0f4ff;
  --muted: rgba(240, 244, 255, 0.58);
  --accent: #4f8ef7;
  --accent2: #a78bfa;
  --green: #10b981;
  --tr: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg: #f5f7ff;
  --card: #ffffff;
  --border: rgba(0, 0, 0, 0.1);
  --text: #0a0e1a;
  --muted: rgba(10, 14, 26, 0.65);
  --accent: #1d4ed8;
  --accent2: #6d28d9;
  --green: #047857;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "DM Sans", sans-serif;
  line-height: 1.7;
  transition: background var(--tr), color var(--tr);
  overflow-x: hidden;
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(20px);
  background: rgba(8, 12, 20, 0.8);
  border-bottom: 1px solid var(--border);
  transition: background var(--tr);
}

[data-theme="light"] nav {
  background: rgba(245, 247, 255, 0.92);
}

.logo {
  font-family: "Syne", sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 9px;
}

.logo-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(0.8);
  }
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: color var(--tr);
}

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

.lang-toggle {
  display: flex;
  gap: 3px;
}

.lang-btn {
  padding: 5px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--tr);
  font-family: "DM Sans", sans-serif;
}

.lang-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.theme-toggle {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 5px;
  display: flex;
  gap: 3px;
}

.theme-btn {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--muted);
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--tr);
}

.theme-btn.active {
  background: var(--accent);
  color: #fff;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 48px 80px;
  position: relative;
  overflow: hidden;
}

.glow1,
.glow2 {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.glow1 {
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(79, 142, 247, 0.11) 0%, transparent 70%);
  top: -80px;
  right: -80px;
}

.glow2 {
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.08) 0%, transparent 70%);
  bottom: -40px;
  left: -60px;
}

.hero-content {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-family: "Syne", sans-serif;
  font-size: clamp(2.8rem, 5.5vw, 4.8rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 560px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
  padding: 13px 28px;
  border-radius: 10px;
  font-size: 0.9rem;
  text-decoration: none;
  font-family: "DM Sans", sans-serif;
  transition: all var(--tr);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
}

.btn-primary:hover {
  background: #3b7ae0;
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(79, 142, 247, 0.3);
}

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

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.stats {
  margin-top: 64px;
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}

.stat-num {
  font-family: "Syne", sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 4px;
}

.divider {
  height: 1px;
  background: var(--border);
  max-width: 1100px;
  margin: 0 auto;
}

section {
  padding: 90px 48px;
  max-width: 1100px;
  margin: 0 auto;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.section-title {
  font-family: "Syne", sans-serif;
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  line-height: 1.15;
}

.section-desc {
  color: var(--muted);
  font-size: 1rem;
  max-width: 560px;
  margin-bottom: 52px;
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.app-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  overflow: hidden;
  transition: all var(--tr);
  color: inherit;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.app-card:hover {
  transform: translateY(-5px);
  border-color: rgba(79, 142, 247, 0.32);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.app-main-link {
  color: inherit;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.app-header {
  padding: 28px 28px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.app-icon {
  width: 68px;
  height: 68px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}

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

.app-icon-trademaster {
  background:
    radial-gradient(circle at top, rgba(255, 184, 77, 0.28), transparent 48%),
    linear-gradient(135deg, #0f172a, #1f2937 60%, #172554);
  border-color: rgba(255, 184, 77, 0.22);
}

.app-icon-trademaster span {
  font-family: "Syne", sans-serif;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: #ffd37a;
}

.app-badges {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.badge {
  padding: 3px 9px;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 600;
}

.badge-live {
  background: rgba(16, 185, 129, 0.15);
  color: var(--green);
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.badge-soon {
  background: rgba(167, 139, 250, 0.15);
  color: var(--accent2);
  border: 1px solid rgba(167, 139, 250, 0.25);
}

.badge-platform {
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
  border: 1px solid var(--border);
}

[data-theme="light"] .badge-platform {
  background: rgba(0, 0, 0, 0.05);
}

.app-body {
  padding: 18px 28px 28px;
  flex: 1;
}

.app-name {
  font-family: "Syne", sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 7px;
  letter-spacing: -0.02em;
}

.app-tagline {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 18px;
  line-height: 1.6;
}

.app-features {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 24px;
}

.app-feature {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 0.85rem;
  color: var(--muted);
}

.app-feature::before {
  content: "";
  width: 4px;
  height: 4px;
  margin-top: 0.55rem;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.app-footer {
  padding: 16px 28px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.store-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.store-link {
  padding: 7px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  text-decoration: none;
  transition: all var(--tr);
}

.store-link:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.store-link i {
  font-size: 13px;
}

.store-link.is-disabled {
  opacity: 0.5;
  pointer-events: none;
}

.arrow-link {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 15px;
  text-decoration: none;
  flex-shrink: 0;
  transition: all var(--tr);
}

.app-card:hover .arrow-link {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text p {
  color: var(--muted);
  margin-bottom: 18px;
  line-height: 1.8;
  font-size: 0.97rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.skill-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  transition: all var(--tr);
}

.skill-card:hover {
  border-color: rgba(79, 142, 247, 0.3);
  transform: translateY(-2px);
}

.skill-icon {
  font-size: 22px;
  margin-bottom: 8px;
}

.skill-name {
  font-family: "Syne", sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 3px;
}

.skill-desc {
  font-size: 0.78rem;
  color: var(--muted);
}

.contact-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.contact-box::before {
  content: "";
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(79, 142, 247, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.contact-box h2 {
  font-family: "Syne", sans-serif;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.contact-box p {
  color: var(--muted);
  margin-bottom: 30px;
  font-size: 1rem;
}

.contact-email {
  font-family: "Syne", sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
}

.contact-email:hover {
  opacity: 0.72;
}

footer {
  border-top: 1px solid var(--border);
  padding: 36px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  max-width: 1100px;
  margin: 0 auto;
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.82rem;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--tr);
}

.footer-links a:hover {
  color: var(--text);
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  nav {
    padding: 16px 20px;
  }

  .nav-links {
    display: none;
  }

  .hero,
  section {
    padding-left: 20px;
    padding-right: 20px;
  }

  .contact-box {
    padding: 36px 22px;
  }

  footer {
    padding: 28px 20px;
  }

  .stats {
    gap: 24px;
  }

  .store-links {
    width: 100%;
  }

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