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

:root {
  --bg: #0d0d12;
  --panel: #121218;
  --panel-2: #171720;
  --panel-3: #1d1d28;
  --text: #ffffff;
  --muted: #9aa3b2;
  --line: rgba(255, 255, 255, 0.06);
  --blue: #1f6fff;
  --blue-dark: #1657c9;
  --shadow: 0 12px 35px rgba(0, 0, 0, 0.35);
  --radius: 20px;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: linear-gradient(180deg, #0b0b10 0%, #101018 100%);
  color: var(--text);
  min-height: 100vh;
  opacity: 0;
  transition: opacity 0.35s ease;
  -webkit-transition: opacity 0.35s ease;
  -moz-transition: opacity 0.35s ease;
  -ms-transition: opacity 0.35s ease;
  -o-transition: opacity 0.35s ease;
}

a {
  text-decoration: none;
  color: inherit;
}

.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 280px;
  background: #0f0f14;
  border-right: 1px solid var(--line);
  padding: 28px 22px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  margin-bottom: 32px;
}

.brand h1 {
  font-size: 26px;
  letter-spacing: 1px;
  margin-bottom: 6px;
}

.brand p {
  color: var(--muted);
  font-size: 15px;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: 16px;
  color: var(--muted);
  transition: 0.25s ease;
  font-size: 16px;
}

.nav-link:hover {
  background: var(--panel-2);
  color: var(--text);
}

.nav-link.active {
  background: var(--panel-3);
  color: var(--text);
  box-shadow: var(--shadow);
}

.nav-icon {
  width: 24px;
  text-align: center;
  font-size: 18px;
  color: #9eb7dd;
}

.nav-link.active .nav-icon {
  color: #ffffff;
}

.nav-label {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 4px;
}

.nav-link.active .nav-label {
  background: var(--blue);
}

.freelance-box {
  margin-top: 34px;
  padding: 20px;
  background: linear-gradient(180deg, #151520 0%, #111119 100%);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.freelance-box h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.freelance-box p {
  color: var(--muted);
  line-height: 1.7;
  font-size: 14px;
  margin-bottom: 18px;
}

.btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
  padding: 12px 18px;
  border-radius: 12px;
  transition: 0.25s ease;
  font-weight: bold;
}

.btn:hover {
  transform: translateY(-2px);
}

.main-content {
  flex: 1;
  padding: 40px;
}

.page-card {
  background: linear-gradient(180deg, #14141b 0%, #111118 100%);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 40px;
  box-shadow: var(--shadow);
}

.page-tag {
  display: inline-block;
  color: #8db2ff;
  background: rgba(31, 111, 255, 0.12);
  border: 1px solid rgba(31, 111, 255, 0.25);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 13px;
  margin-bottom: 18px;
}

.page-card h2 {
  font-size: 40px;
  margin-bottom: 14px;
}

.page-card p {
  color: var(--muted);
  line-height: 1.9;
  font-size: 16px;
  max-width: 850px;
}

.section-grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.info-box {
  background: #181822;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 22px;
}

.info-box h3 {
  margin-bottom: 12px;
  font-size: 20px;
}

.info-box p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

@media (max-width: 992px) {
  .layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .main-content {
    padding: 24px;
  }

  .page-card {
    padding: 26px;
  }

  .page-card h2 {
    font-size: 30px;
  }

  .section-grid {
    grid-template-columns: 1fr;
  }
}


body.page-ready {
  opacity: 1;
}

body.is-leaving {
  opacity: 0;
}

.page-card,
.info-box,
.freelance-box {
  will-change: transform, opacity;
}