/* ===== dcns.ru — криптоплатформа ===== */

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #11111a;
  --bg-element: #1a1a2e;
  --accent-from: #00d4ff;
  --accent-to: #7b2ffc;
  --text-primary: #e8e8f0;
  --text-secondary: #8888aa;
  --green: #00d4aa;
  --red: #ff4466;
  --yellow: #ffaa33;
  --glass-bg: rgba(255,255,255,0.03);
  --glass-border: rgba(255,255,255,0.06);
  --glass-shadow: 0 8px 32px rgba(123,47,252,0.15);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base */
body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
}

/* Typography */
.font-orbitron { font-family: 'Orbitron', sans-serif; }
.font-inter { font-family: 'Inter', sans-serif; }
.font-mono-numbers { font-family: 'JetBrains Mono', monospace; }

/* Glassmorphism */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

/* Gradient text */
.gradient-text {
  background: linear-gradient(135deg, var(--accent-from), var(--accent-to));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Gradient bg */
.gradient-bg {
  background: linear-gradient(135deg, var(--accent-from), var(--accent-to));
}

/* Neon accent colors */
.text-green { color: var(--green); }
.text-red { color: var(--red); }
.text-yellow { color: var(--yellow); }

/* Buttons */
.btn-neon {
  background: linear-gradient(135deg, var(--accent-from), var(--accent-to));
  border: none;
  color: #fff;
  padding: 0.625rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  transition: var(--transition);
}
.btn-neon:hover {
  box-shadow: 0 0 20px rgba(0,212,255,0.3);
  transform: translateY(-1px);
  color: #fff;
}
.btn-neon:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  padding: 0.625rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 500;
  transition: var(--transition);
}
.btn-ghost:hover {
  background: var(--glass-bg);
  border-color: var(--accent-from);
  color: var(--accent-from);
}

.btn-sm { padding: 0.375rem 0.875rem; font-size: 0.875rem; }
.btn-lg { padding: 0.875rem 2rem; font-size: 1.125rem; }
.btn-icon { display: inline-flex; align-items: center; gap: 0.5rem; }

/* Cards */
.card-crypto {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 1rem;
  box-shadow: var(--glass-shadow);
  transition: var(--transition);
}
.card-3d:hover {
  transform: perspective(1000px) rotateX(2deg) translateY(-4px);
  border-color: rgba(0,212,255,0.2);
}

/* Forms */
.form-control-crypto {
  width: 100%;
  background: var(--bg-element);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  border-radius: 0.5rem;
  padding: 0.625rem 1rem;
  transition: var(--transition);
}
.form-control-crypto:focus {
  border-color: var(--accent-from);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.1);
  background: var(--bg-element);
  color: var(--text-primary);
}
.form-control-crypto::placeholder { color: var(--text-secondary); }

.form-control-crypto.is-invalid {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(255,68,102,0.1);
}

/* Custom checkbox/radio */
.form-check-crypto .form-check-input {
  background-color: var(--bg-element);
  border-color: var(--glass-border);
  cursor: pointer;
}
.form-check-crypto .form-check-input:checked {
  background-color: var(--accent-from);
  border-color: var(--accent-from);
}

/* Toggle switch */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 26px;
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--bg-element);
  border: 1px solid var(--glass-border);
  border-radius: 26px;
  transition: var(--transition);
}
.toggle-slider::before {
  content: "";
  position: absolute;
  height: 18px; width: 18px;
  left: 3px; bottom: 3px;
  background: var(--text-secondary);
  border-radius: 50%;
  transition: var(--transition);
}
.toggle-switch input:checked + .toggle-slider {
  background: linear-gradient(135deg, var(--accent-from), var(--accent-to));
}
.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(22px);
  background: #fff;
}

/* Badges */
.badge-crypto {
  padding: 0.25rem 0.75rem;
  border-radius: 0.375rem;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
}
.badge-green { color: var(--green); border-color: rgba(0,212,170,0.3); background: rgba(0,212,170,0.1); }
.badge-red { color: var(--red); border-color: rgba(255,68,102,0.3); background: rgba(255,68,102,0.1); }
.badge-yellow { color: var(--yellow); border-color: rgba(255,170,51,0.3); background: rgba(255,170,51,0.1); }
.badge-blue { color: var(--accent-from); border-color: rgba(0,212,255,0.3); background: rgba(0,212,255,0.1); }

/* Tables */
.table-crypto {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}
.table-crypto thead th {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--glass-border);
}
.table-crypto tbody tr {
  transition: var(--transition);
  cursor: pointer;
}
.table-crypto tbody tr:hover {
  background: rgba(255,255,255,0.02);
}
.table-crypto tbody td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  vertical-align: middle;
}

/* Skeleton loader */
.skeleton {
  background: linear-gradient(90deg, var(--bg-element) 25%, var(--bg-secondary) 50%, var(--bg-element) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: 0.375rem;
}
@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Spinner */
.spinner-crypto {
  width: 24px; height: 24px;
  border: 3px solid rgba(255,255,255,0.1);
  border-top-color: var(--accent-from);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Animated gradient background for hero */
.gradient-bg-animated {
  background: linear-gradient(-45deg, #0a0a0f, #1a1a2e, #0d0d1a, #11111a);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}
@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* 3D card effect — только на card-3d, не на всех card-crypto */
.card-3d {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  transform-style: preserve-3d;
}
.card-3d:hover {
  border-color: rgba(0,212,255,0.2);
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--bg-element); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

/* Navbar */
.navbar-crypto {
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-bottom: 1px solid var(--glass-border);
}
.navbar-crypto .nav-link {
  color: var(--text-secondary) !important;
  transition: var(--transition);
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
}
.navbar-crypto .nav-link:hover,
.navbar-crypto .nav-link.active {
  color: var(--accent-from) !important;
  background: rgba(0,212,255,0.05);
}

/* Search */
.search-crypto {
  background: var(--bg-element);
  border: 1px solid var(--glass-border);
  border-radius: 2rem;
  color: var(--text-primary);
  padding: 0.5rem 1rem 0.5rem 2.5rem;
  transition: var(--transition);
  width: 240px;
}
.search-crypto:focus {
  border-color: var(--accent-from);
  width: 300px;
  box-shadow: 0 0 20px rgba(0,212,255,0.1);
}
.search-wrapper { position: relative; }
.search-wrapper .search-icon {
  position: absolute; left: 0.875rem; top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
}

/* Modal */
.modal-crypto .modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 1rem;
  box-shadow: var(--glass-shadow);
}
.modal-crypto .modal-header {
  border-bottom: 1px solid var(--glass-border);
}
.modal-crypto .modal-footer {
  border-top: 1px solid var(--glass-border);
}
.modal-crypto .btn-close {
  filter: invert(1);
}

/* Toast notifications */
.toast-crypto {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 0.75rem;
  backdrop-filter: blur(20px);
}
.toast-crypto.toast-success { border-color: rgba(0,212,170,0.3); }
.toast-crypto.toast-error { border-color: rgba(255,68,102,0.3); }
.toast-crypto.toast-warning { border-color: rgba(255,170,51,0.3); }

/* Tabs */
.tabs-crypto .nav-link {
  color: var(--text-secondary);
  border: none;
  padding: 0.75rem 1.25rem;
  font-weight: 500;
  transition: var(--transition);
}
.tabs-crypto .nav-link:hover { color: var(--text-primary); }
.tabs-crypto .nav-link.active {
  color: var(--accent-from);
  background: transparent;
  border-bottom: 2px solid var(--accent-from);
}

/* Accordion */
.accordion-crypto .accordion-item {
  background: transparent;
  border: 1px solid var(--glass-border);
  border-radius: 0.5rem;
  margin-bottom: 0.5rem;
}
.accordion-crypto .accordion-button {
  background: var(--bg-element);
  color: var(--text-primary);
  box-shadow: none;
}
.accordion-crypto .accordion-button:not(.collapsed) {
  background: var(--bg-secondary);
  color: var(--accent-from);
}
.accordion-crypto .accordion-button::after {
  filter: invert(0.7);
}
.accordion-crypto .accordion-body {
  background: var(--glass-bg);
}

/* Progress bar */
.progress-crypto {
  background: var(--bg-element);
  border-radius: 0.5rem;
  height: 8px;
}
.progress-crypto .progress-bar {
  background: linear-gradient(90deg, var(--accent-from), var(--accent-to));
  border-radius: 0.5rem;
  transition: width 0.5s ease;
}

/* Avatar */
.avatar-crypto {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-from), var(--accent-to));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1rem;
  color: #fff;
}
.avatar-sm { width: 32px; height: 32px; font-size: 0.75rem; }
.avatar-lg { width: 56px; height: 56px; font-size: 1.25rem; }
.avatar-xl { width: 80px; height: 80px; font-size: 2rem; }

/* Entrances */
.animate-on-scroll {
  will-change: transform, opacity;
}

/* Stagger children */
.stagger-children > * {
  opacity: 0;
  transform: translateY(16px);
  animation: staggerFadeIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
.stagger-children > *:nth-child(1) { animation-delay: 0s; }
.stagger-children > *:nth-child(2) { animation-delay: 0.05s; }
.stagger-children > *:nth-child(3) { animation-delay: 0.1s; }
.stagger-children > *:nth-child(4) { animation-delay: 0.15s; }
.stagger-children > *:nth-child(5) { animation-delay: 0.2s; }
.stagger-children > *:nth-child(6) { animation-delay: 0.25s; }
.stagger-children > *:nth-child(7) { animation-delay: 0.3s; }
.stagger-children > *:nth-child(8) { animation-delay: 0.35s; }
.stagger-children > *:nth-child(9) { animation-delay: 0.4s; }
.stagger-children > *:nth-child(10) { animation-delay: 0.45s; }

@keyframes staggerFadeIn {
  to { opacity: 1; transform: translateY(0); }
}

/* Page fade-in */
@keyframes pageFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
.page-enter {
  animation: pageFadeIn 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* Neon glow pulse for buttons */
@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 12px rgba(0,212,255,0.2); }
  50% { box-shadow: 0 0 24px rgba(0,212,255,0.4); }
}
.btn-neon {
  animation: glowPulse 3s ease-in-out infinite;
}
.btn-neon:hover {
  animation: none;
}

/* Breadcrumbs */
.breadcrumb-crypto {
  background: transparent;
  padding: 0.5rem 0;
}
.breadcrumb-crypto .breadcrumb-item { color: var(--text-secondary); font-size: 0.875rem; }
.breadcrumb-crypto .breadcrumb-item a { color: var(--accent-from); text-decoration: none; }
.breadcrumb-crypto .breadcrumb-item.active { color: var(--text-primary); }
.breadcrumb-crypto .breadcrumb-item + .breadcrumb-item::before { color: var(--text-secondary); }

/* Pagination */
.pagination-crypto .page-link,
.pagination .page-link {
  background: var(--bg-element);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  padding: 0.5rem 0.875rem;
  transition: var(--transition);
}
.pagination-crypto .page-link:hover,
.pagination .page-link:hover {
  background: var(--glass-bg);
  color: var(--accent-from);
}
.pagination-crypto .page-item.active .page-link,
.pagination .page-item.active .page-link {
  background: linear-gradient(135deg, var(--accent-from), var(--accent-to));
  border-color: transparent;
  color: #fff;
}
.pagination-crypto .page-item.disabled .page-link,
.pagination .page-item.disabled .page-link {
  opacity: 0.4;
  pointer-events: none;
}
.pagination .page-item .page-link:focus {
  box-shadow: 0 0 0 3px rgba(0,212,255,0.15);
}
.pagination { margin-bottom: 0; }

.text-muted { color: var(--text-secondary) !important; }

/* Dropdown */
.dropdown-crypto .dropdown-menu {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 0.75rem;
  box-shadow: var(--glass-shadow);
  backdrop-filter: blur(20px);
}
.dropdown-crypto .dropdown-item {
  color: var(--text-secondary);
  transition: var(--transition);
  border-radius: 0.375rem;
  padding: 0.5rem 1rem;
}
.dropdown-crypto .dropdown-item:hover {
  background: rgba(0,212,255,0.05);
  color: var(--accent-from);
}
.dropdown-crypto .dropdown-divider {
  border-color: var(--glass-border);
}

/* Preloader */
.preloader {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.preloader.hidden { opacity: 0; visibility: hidden; }
.preloader-logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.5rem;
  background: linear-gradient(135deg, var(--accent-from), var(--accent-to));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: pulse-glow 1.5s ease-in-out infinite;
}
@keyframes pulse-glow {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.3); }
}

/* Tooltip custom */
.tooltip-crypto { --bs-tooltip-bg: var(--bg-secondary); --bs-tooltip-color: var(--text-primary); --bs-tooltip-border: 1px solid var(--glass-border); }

/* Chart container */
.chart-container { position: relative; height: 300px; width: 100%; }

/* Price change */
.price-up { color: var(--green); }
.price-down { color: var(--red); }

/* Sidebar mobile */
.sidebar-crypto {
  background: rgba(10,10,15,0.98);
  backdrop-filter: blur(30px);
  border-right: 1px solid var(--glass-border);
}

/* Particles canvas */
#particles-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* Responsive */
@media (max-width: 768px) {
  .search-crypto { width: 160px; }
  .search-crypto:focus { width: 200px; }
  .table-crypto { font-size: 0.8125rem; }
  .table-crypto thead th,
  .table-crypto tbody td { padding: 0.625rem 0.5rem; }
}

/* Dropzone */
.dropzone-crypto {
  border: 2px dashed var(--glass-border);
  border-radius: 0.75rem;
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
}
.dropzone-crypto:hover,
.dropzone-crypto.dragover {
  border-color: var(--accent-from);
  background: rgba(0,212,255,0.03);
}

/* Chat */
.chat-container { height: 400px; overflow-y: auto; }
.chat-message {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 0.75rem;
  padding: 0.75rem 1rem;
  margin-bottom: 0.5rem;
}
.chat-message.own {
  background: rgba(0,212,255,0.05);
  border-color: rgba(0,212,255,0.15);
  margin-left: 2rem;
}
.chat-message.other { margin-right: 2rem; }

/* Stat card */
.stat-card {
  padding: 1.25rem;
  border-radius: 1rem;
}
.stat-card .stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.stat-card .stat-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 0.25rem;
}

/* Tooltip */
[data-tooltip] {
  position: relative;
  cursor: help;
}
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: 0.375rem 0.75rem;
  border-radius: 0.375rem;
  font-size: 0.75rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  border: 1px solid var(--glass-border);
}
[data-tooltip]:hover::after { opacity: 1; transform: translateX(-50%) translateY(-4px); }