@font-face {
  font-family: "JetBrains Mono";
  src: url("/assets/JetBrainsMono-Regular.woff2") format("woff2");
  font-display: swap;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("/assets/JetBrainsMono-Bold.woff2") format("woff2");
  font-weight: 700;
  font-display: swap;
}

:root {
  --font-ui: Inter, Arial, Helvetica, sans-serif;
  --font-data: "JetBrains Mono", monospace;
  --bg: #090b0c;
  --bg-elevated: #0f1213;
  --panel: #131718;
  --panel-strong: #171c1d;
  --line: #343b3d;
  --line-soft: #252b2d;
  --text: #f4f6f6;
  --text-secondary: #b8c0c1;
  --text-muted: #818b8d;
  --red: #ff351b;
  --red-hover: #e72e16;
  --green: #51c98a;
  --amber: #e8ad45;
  --blue: #63ace0;
  --danger: #f05c63;
  --datamine: #ff4b2f;
  --maindata: #55b7d9;
  --gold: #d7a84b;
  --silver: #aab8bd;
  --bronze: #ad6a42;
  --radius: 6px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --header-height: 64px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { min-width: 320px; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0;
}
button, input, select, textarea { font: inherit; letter-spacing: 0; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}
a { color: inherit; }
[hidden] { display: none !important; }
.mono, time, [data-number] { font-family: var(--font-data); font-variant-numeric: tabular-nums; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 80;
  height: var(--header-height);
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  padding: 0 32px;
  border-bottom: 1px solid rgba(255,255,255,.15);
  background: rgba(8, 10, 11, .94);
  backdrop-filter: blur(14px);
}
.app-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 190px;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
}
.app-brand__mark { color: var(--red); font-family: var(--font-data); font-size: 22px; }
.app-nav { display: flex; align-items: stretch; height: 100%; }
.app-nav__link {
  position: relative;
  min-width: 94px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 16px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: color 180ms ease, background-color 180ms ease;
}
.app-nav__link::after {
  content: "";
  position: absolute;
  inset: auto 16px 0;
  height: 2px;
  transform: scaleX(0);
  background: var(--red);
  transition: transform 180ms ease;
}
.app-nav__link:hover { color: var(--text); background: rgba(255,255,255,.04); }
.app-nav__link.is-active { color: var(--text); }
.app-nav__link.is-active::after { transform: scaleX(1); }
.app-nav__link svg { width: 17px; height: 17px; }

.user-slot { min-width: 190px; display: flex; align-items: center; justify-content: flex-end; }
.user-menu { position: relative; }
.user-menu__trigger {
  height: 44px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 10px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: border-color 180ms ease, background-color 180ms ease;
}
.user-menu__trigger:hover, .user-menu.is-open .user-menu__trigger { border-color: var(--line); background: var(--panel); }
.user-menu__avatar, .user-menu__avatar-fallback {
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--panel-strong);
}
.user-menu__avatar-fallback { display: grid; place-items: center; color: var(--red); }
.user-menu__trigger span { max-width: 130px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; font-weight: 600; }
.user-menu__trigger > svg { width: 15px; height: 15px; color: var(--text-muted); }
.user-menu__popover {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 95;
  width: 230px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #101415;
  box-shadow: 0 18px 48px rgba(0,0,0,.45);
}
.user-menu__popover a, .user-menu__popover button {
  width: 100%;
  min-height: 40px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 10px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--text-secondary);
  text-decoration: none;
  text-align: left;
  font-size: 14px;
  cursor: pointer;
}
.user-menu__popover a:hover, .user-menu__popover button:hover { color: var(--text); background: var(--panel-strong); }
.user-menu__popover svg { width: 17px; height: 17px; }
.user-menu__popover hr { margin: 6px 0; border: 0; border-top: 1px solid var(--line-soft); }
.header-login {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 15px;
  border-radius: var(--radius);
  background: var(--red);
  color: white;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
}
.header-login:hover { background: var(--red-hover); }
.header-login svg { width: 17px; height: 17px; }

.mobile-nav {
  position: fixed;
  inset: auto 0 0;
  z-index: 90;
  min-height: 64px;
  display: none;
  grid-template-columns: repeat(5, 1fr);
  padding-bottom: env(safe-area-inset-bottom);
  border-top: 1px solid var(--line);
  background: rgba(9, 11, 12, .97);
  backdrop-filter: blur(14px);
}
.mobile-nav a {
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 12px;
  line-height: 1.1;
}
.mobile-nav a::before { content: ""; position: absolute; inset: 0 18px auto; height: 2px; background: transparent; }
.mobile-nav a.is-active { color: var(--text); }
.mobile-nav a.is-active::before { background: var(--red); }
.mobile-nav svg { width: 19px; height: 19px; }

.breadcrumbs { display: flex; align-items: center; gap: 8px; color: var(--text-muted); font-size: 12px; }
.breadcrumbs a { color: var(--text-secondary); text-decoration: none; }
.breadcrumbs a:hover { color: var(--text); }
.breadcrumbs svg { width: 13px; height: 13px; }

.ui-button {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 150ms ease, border-color 180ms ease, background-color 180ms ease, opacity 180ms ease;
}
.ui-button:hover { border-color: #697274; background: var(--panel-strong); }
.ui-button:active { transform: translateY(1px); }
.ui-button:disabled, .ui-button.is-disabled { cursor: not-allowed; opacity: .45; }
.ui-button--primary { border-color: var(--red); background: var(--red); color: white; }
.ui-button--primary:hover { border-color: var(--red-hover); background: var(--red-hover); }
.ui-button--danger { border-color: var(--danger); color: #ffc9cc; }
.ui-button.is-loading { color: transparent; pointer-events: none; position: relative; }
.ui-button.is-loading::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,.35);
  border-top-color: white;
  border-radius: 50%;
  animation: ui-spin .8s linear infinite;
}
.ui-button svg { width: 17px; height: 17px; }

.toast-region { position: fixed; right: 20px; bottom: 20px; z-index: 120; display: grid; gap: 8px; }
.ui-toast {
  width: min(390px, calc(100vw - 32px));
  min-height: 54px;
  display: grid;
  grid-template-columns: 22px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: var(--radius);
  background: #15191a;
  box-shadow: 0 14px 42px rgba(0,0,0,.45);
  color: var(--text-secondary);
  font-size: 14px;
  animation: ui-toast-in 200ms ease-out;
}
.ui-toast.is-success { border-left-color: var(--green); }
.ui-toast.is-warning { border-left-color: var(--amber); }
.ui-toast.is-error { border-left-color: var(--danger); }
.ui-toast svg { width: 18px; height: 18px; }
.ui-toast button { border: 0; background: transparent; color: var(--text); cursor: pointer; font-size: 13px; font-weight: 700; }

.skeleton { position: relative; overflow: hidden; background: #1b2021; }
.skeleton::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.06), transparent);
  animation: skeleton-sweep 1.4s infinite;
}
.empty-message { min-height: 240px; display: grid; place-items: center; padding: 32px; text-align: center; }
.empty-message__inner { max-width: 440px; }
.empty-message svg { width: 30px; height: 30px; color: var(--text-muted); }
.empty-message strong { display: block; margin: 12px 0 6px; font-size: 20px; }
.empty-message p { margin: 0; color: var(--text-secondary); font-size: 14px; }

@keyframes ui-spin { to { transform: rotate(360deg); } }
@keyframes ui-toast-in { from { opacity: 0; transform: translateY(8px); } }
@keyframes skeleton-sweep { to { transform: translateX(100%); } }

@media (max-width: 960px) {
  .app-header { padding: 0 20px; }
  .app-brand { min-width: auto; }
  .app-nav__link { min-width: 80px; padding: 0 11px; }
  .user-slot { min-width: auto; }
  .user-menu__trigger span { display: none; }
}

@media (max-width: 720px) {
  body { padding-bottom: calc(64px + env(safe-area-inset-bottom)); }
  .app-header { height: 56px; padding: 0 16px; }
  .app-brand { font-size: 13px; }
  .app-nav { display: none; }
  .mobile-nav { display: grid; }
  .user-menu__popover { position: fixed; top: 62px; right: 12px; }
  .toast-region { right: 16px; bottom: calc(78px + env(safe-area-inset-bottom)); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}