/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--f-family);
  font-size: var(--f-size-base);
  font-weight: var(--f-weight-regular);
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg-dark);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color var(--t-base), color var(--t-base);
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--c-primary-light); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--c-primary); }
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  outline: none;
  background: none;
}
button { cursor: pointer; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-weight: var(--f-weight-bold); line-height: 1.2; }

/* Typography */
.text-xs { font-size: var(--f-size-xs); }
.text-sm { font-size: var(--f-size-sm); }
.text-lg { font-size: var(--f-size-lg); }
.text-xl { font-size: var(--f-size-xl); }
.text-2xl { font-size: var(--f-size-2xl); }
.text-3xl { font-size: var(--f-size-3xl); }
.text-muted { color: var(--c-text-muted); }
.text-primary { color: var(--c-primary); }
.text-accent { color: var(--c-accent); }
.text-center { text-align: center; }
.font-semi { font-weight: var(--f-weight-semi); }
.font-bold { font-weight: var(--f-weight-bold); }

/* Utilities */
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 var(--s-md); }
.container-narrow { width: 100%; max-width: 700px; margin: 0 auto; padding: 0 var(--s-md); }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-xs { gap: var(--s-xs); }
.gap-sm { gap: var(--s-sm); }
.gap-md { gap: var(--s-md); }
.gap-lg { gap: var(--s-lg); }
.gap-xl { gap: var(--s-xl); }
.mt-md { margin-top: var(--s-md); }
.mt-lg { margin-top: var(--s-lg); }
.mt-xl { margin-top: var(--s-xl); }
.mb-md { margin-bottom: var(--s-md); }
.mb-lg { margin-bottom: var(--s-lg); }
.p-md { padding: var(--s-md); }
.p-lg { padding: var(--s-lg); }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-sm);
  padding: 0.625rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: var(--f-weight-semi);
  font-size: var(--f-size-sm);
  transition: all var(--t-base);
  white-space: nowrap;
}
.btn-primary {
  background: var(--g-primary);
  color: #fff;
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 30px rgba(255,0,110,0.5); color: #fff; }
.btn-secondary {
  background: var(--c-glass);
  color: var(--c-text);
  border: 1px solid var(--c-border);
}
.btn-secondary:hover { background: var(--c-glass); filter: brightness(0.95); }
.btn-danger { background: var(--c-danger); color: #fff; }
.btn-danger:hover { opacity: 0.85; }
.btn-sm { padding: 0.375rem 1rem; font-size: var(--f-size-xs); }
.btn-lg { padding: 0.875rem 2.5rem; font-size: var(--f-size-lg); }
.btn-outline-muted { background: transparent; color: var(--c-text-muted); border: 1px solid var(--c-border); }
.btn-outline-muted:hover { border-color: var(--c-text-muted); background: var(--c-glass); }
.btn-outline-danger { background: transparent; color: var(--c-danger); border: 1px solid var(--c-danger); opacity: 0.7; }
.btn-outline-danger:hover { opacity: 1; }
.btn-ghost { background: transparent; color: var(--c-text-muted); border: none; }
.btn-ghost:hover { color: var(--c-text); background: var(--c-glass); }
.btn-accent { background: var(--c-accent); color: var(--c-bg); }
.btn-accent:hover { opacity: 0.85; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* Form inputs */
.form-group { display: flex; flex-direction: column; gap: var(--s-xs); }
.form-group label { font-size: var(--f-size-sm); font-weight: var(--f-weight-semi); color: var(--c-text-muted); }
.form-input {
  padding: 0.625rem 1rem;
  background: var(--c-glass);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  color: var(--c-text);
  transition: border-color var(--t-fast);
}
.form-input:focus { border-color: var(--c-primary); }
.form-input::placeholder { color: var(--c-text-muted); opacity: 0.6; }
textarea.form-input { resize: vertical; min-height: 100px; }
select.form-input { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23A0A0C0' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; padding-right: 2.5rem; }

/* Cards */
.card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--t-base), box-shadow var(--t-base), background-color var(--t-base);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card-body { padding: var(--s-lg); }
.card-img { width: 100%; height: 200px; object-fit: cover; }

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: var(--f-size-xs);
  font-weight: var(--f-weight-semi);
}
.badge-primary { background: rgba(255,0,110,0.2); color: var(--c-primary-light); }
.badge-accent { background: rgba(255,209,102,0.2); color: var(--c-accent); }
.badge-success { background: rgba(6,214,160,0.2); color: var(--c-success); }
.badge-danger { background: rgba(239,71,111,0.2); color: var(--c-danger); }
.badge-warning { background: rgba(255,209,102,0.2); color: var(--c-accent); }

/* Avatar */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--c-border);
}
.avatar-sm { width: 32px; height: 32px; }
.avatar-lg { width: 64px; height: 64px; }
.avatar-xl { width: 96px; height: 96px; }

/* Grid */
.grid { display: grid; gap: var(--s-lg); }
.grid-2 { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }

/* Loader */
.loader {
  width: 40px;
  height: 40px;
  border: 3px solid var(--c-border);
  border-top-color: var(--c-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: var(--s-xl) auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Page layout */
.page { padding: var(--s-xl) 0; min-height: calc(100vh - var(--nav-height) - 56px); }
.page-title {
  font-size: var(--f-size-2xl);
  margin-bottom: var(--s-lg);
  background: var(--g-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Responsive */
@media (max-width: 768px) {
  .page-title { font-size: var(--f-size-xl); }
  .text-3xl { font-size: var(--f-size-2xl); }
  .hide-mobile { display: none !important; }
}
@media (min-width: 769px) {
  .hide-desktop { display: none !important; }
}