@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;600;700&family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #080808; --bg-soft: #0b0b0b;
  --surface: #111111; --surface-2: #151515; --surface-3: #1b1b1b;
  --border: #1a1a1a; --border-strong: #252525; --border-accent: rgba(179,232,55,0.35);
  --text: #f5f5f5; --text-soft: #d6d6d6; --muted: #888888; --muted-2: #5f5f5f;
  --accent: #b3e837; --accent-soft: #d7ff75; --accent-dark: #7fa81f;
  --accent-bg: rgba(179,232,55,0.08); --accent-bg-strong: rgba(179,232,55,0.14);
  --danger: #ff4d4d; --warning: #f5c542; --info: #5ec7ff;
  --score-s: #b3e837; --score-a: #d7ff75; --score-b: #f5c542; --score-c: #ff6b6b;
  --radius-xs: 4px; --radius-sm: 6px; --radius-md: 8px;
  --shadow-sm: 0 1px 0 rgba(255,255,255,0.03); --shadow-md: 0 8px 24px rgba(0,0,0,0.35);
  --sidebar-width: 248px; --header-height: 64px;
  --transition-fast: 120ms ease; --transition-base: 180ms ease;
}

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

html { background: var(--bg); color: var(--text); -webkit-font-smoothing: antialiased; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  min-height: 100vh;
  background: radial-gradient(circle at 80% 0%, rgba(179,232,55,0.04), transparent 400px), var(--bg);
  color: var(--text);
}

button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }

/* LAYOUT */
.app-shell { min-height: 100vh; display: flex; flex-direction: column; }
@media(min-width:960px) { .app-shell { display: grid; grid-template-columns: var(--sidebar-width) 1fr; flex-direction: unset; } }

.main { min-width: 0; display: flex; flex-direction: column; }

.page { width: 100%; max-width: 1180px; margin: 0 auto; padding: 20px; }
@media(min-width:960px) { .page { padding: 32px; } }

/* SIDEBAR */
.sidebar {
  display: none;
  background: #090909;
  border-right: 1px solid var(--border);
  padding: 20px 14px;
  position: sticky; top: 0; height: 100vh;
  flex-direction: column;
}
@media(min-width:960px) { .sidebar { display: flex; } }

.sidebar-logo { display: flex; align-items: center; gap: 8px; height: 44px; padding: 0 8px; margin-bottom: 28px; }
.logo-text { font-family: 'JetBrains Mono', monospace; font-size: 14px; font-weight: 800; letter-spacing: -0.04em; color: var(--accent); }
.logo-pro { font-family: 'JetBrains Mono', monospace; font-size: 10px; font-weight: 700; color: var(--accent); border: 1px solid var(--accent); border-radius: 4px; padding: 3px 5px; }

.sidebar-nav { display: grid; gap: 2px; flex: 1; }
.nav-item { display: flex; align-items: center; min-height: 40px; padding: 0 10px; border-radius: var(--radius-sm); color: var(--muted); font-size: 13px; font-weight: 500; transition: background var(--transition-base), color var(--transition-base); border: 1px solid transparent; }
.nav-item:hover { background: var(--surface); color: var(--text); }
.nav-item.active { background: var(--accent-bg); color: var(--accent); border-color: var(--border-accent); }

.sidebar-footer { padding: 12px; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface); }
.sidebar-footer .label { display: block; font-family: 'JetBrains Mono', monospace; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted-2); }
.system-status { display: block; margin-top: 4px; font-size: 12px; color: var(--accent); }

/* TOPBAR */
.topbar { height: var(--header-height); display: flex; align-items: center; justify-content: space-between; padding: 0 20px; border-bottom: 1px solid var(--border); background: rgba(8,8,8,0.9); backdrop-filter: blur(12px); position: sticky; top: 0; z-index: 20; }
@media(min-width:960px) { .topbar { justify-content: flex-end; } }
.topbar-logo { font-family: 'JetBrains Mono', monospace; font-size: 13px; font-weight: 800; color: var(--accent); }
.topbar-user { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--muted); }

/* CARDS */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 18px; box-shadow: var(--shadow-sm); transition: border-color var(--transition-base), background var(--transition-base); }
.card:hover { border-color: var(--border-strong); }
.card.interactive:hover { border-color: var(--border-accent); transform: translateY(-1px); }
.card.mining-card { border-color: var(--border-accent); background: linear-gradient(rgba(179,232,55,0.03), rgba(179,232,55,0.01)), var(--surface); }
.card-label { font-family: 'JetBrains Mono', monospace; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 6px; display: block; }
.card-title { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 6px; }
.card-desc { font-size: 13px; color: var(--muted); line-height: 1.55; }

/* STAT CARDS */
.stat-value { font-size: 28px; font-weight: 800; letter-spacing: -0.04em; color: var(--text); }
.stat-label { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; margin-top: 4px; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 40px; padding: 0 16px; border-radius: var(--radius-sm); border: 1px solid transparent; font-size: 13px; font-weight: 600; transition: all var(--transition-base); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: #050505; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-soft); }
.btn-secondary { background: var(--surface-2); color: var(--text); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--border-strong); background: var(--surface-3); }
.btn-ghost { background: transparent; color: var(--muted); }
.btn-ghost:hover { color: var(--text); background: var(--surface); }
.btn-danger { background: rgba(255,77,77,0.08); color: var(--danger); border-color: rgba(255,77,77,0.25); }
.btn-full { width: 100%; }
.btn-sm { min-height: 32px; padding: 0 10px; font-size: 12px; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

/* FORMS */
.field { display: grid; gap: 7px; }
.field label { font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
input, select, textarea { width: 100%; min-height: 42px; background: #0d0d0d; color: var(--text); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 0 12px; outline: none; transition: border-color var(--transition-base), box-shadow var(--transition-base); }
input:hover, select:hover { border-color: var(--border-strong); }
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(179,232,55,0.08); }
input::placeholder { color: var(--muted-2); }
textarea { min-height: 100px; padding: 12px; resize: vertical; }

/* BADGES */
.badge { display: inline-flex; align-items: center; height: 22px; padding: 0 8px; border-radius: var(--radius-xs); font-family: 'JetBrains Mono', monospace; font-size: 10px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; border: 1px solid var(--border); background: var(--surface-2); color: var(--muted); }
.badge-plan { color: var(--accent); background: var(--accent-bg); border-color: var(--border-accent); }
.score-s { color: var(--score-s); border-color: rgba(179,232,55,0.35); background: rgba(179,232,55,0.08); }
.score-a { color: var(--score-a); border-color: rgba(215,255,117,0.32); background: rgba(215,255,117,0.06); }
.score-b { color: var(--score-b); border-color: rgba(245,197,66,0.32); background: rgba(245,197,66,0.07); }
.score-c { color: var(--score-c); border-color: rgba(255,107,107,0.3); background: rgba(255,107,107,0.07); }

/* TABLES */
.table-wrap { width: 100%; overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--surface); }
.table { width: 100%; border-collapse: collapse; min-width: 600px; }
.table th { font-family: 'JetBrains Mono', monospace; font-size: 10px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; background: #0d0d0d; padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--border); }
.table td { padding: 13px 16px; font-size: 13px; color: var(--text-soft); border-bottom: 1px solid var(--border); }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr { transition: background var(--transition-fast); }
.table tbody tr:hover { background: rgba(255,255,255,0.02); }
.table-title { color: var(--text); font-weight: 600; font-size: 13px; }
.table-meta { color: var(--muted); font-size: 11px; font-family: 'JetBrains Mono', monospace; margin-top: 2px; }

/* STATUS */
.status-dot { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; font-family: 'JetBrains Mono', monospace; }
.status-dot::before { content: ''; width: 6px; height: 6px; border-radius: 999px; background: currentColor; flex-shrink: 0; }
.status-success { color: var(--accent); }
.status-warning { color: var(--warning); }
.status-danger { color: var(--danger); }
.status-muted { color: var(--muted); }

/* MODAL */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.75); backdrop-filter: blur(8px); display: grid; place-items: center; padding: 20px; z-index: 100; }
.modal { width: min(100%, 460px); background: var(--surface); border: 1px solid var(--border-strong); border-radius: var(--radius-md); box-shadow: var(--shadow-md); padding: 24px; animation: modal-in 160ms ease forwards; }
@keyframes modal-in { from { opacity: 0; transform: translateY(8px) scale(0.98); } to { opacity: 1; transform: translateY(0) scale(1); } }
.modal-title { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 6px; }
.modal-desc { color: var(--muted); font-size: 13px; line-height: 1.5; margin-bottom: 18px; }

/* SPINNER + SKELETON */
.spinner { width: 18px; height: 18px; border: 2px solid rgba(179,232,55,0.16); border-top-color: var(--accent); border-radius: 999px; animation: spin 700ms linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.skeleton { position: relative; overflow: hidden; background: var(--surface-2); border-radius: var(--radius-sm); }
.skeleton::after { content: ''; position: absolute; inset: 0; transform: translateX(-100%); background: linear-gradient(90deg, transparent, rgba(255,255,255,0.04), transparent); animation: shimmer 1.4s infinite; }
@keyframes shimmer { to { transform: translateX(100%); } }

/* TERMINAL LOADING */
.loading-terminal { display: grid; gap: 10px; background: #050505; border: 1px solid var(--border); border-radius: var(--radius-md); padding: 18px; font-family: 'JetBrains Mono', monospace; font-size: 12px; }
.terminal-line { color: var(--muted-2); transition: color var(--transition-base); }
.terminal-line.active { color: var(--accent); }

/* FILTERS + PAGINATION */
.filters { display: grid; gap: 12px; margin-bottom: 18px; }
@media(min-width:860px) { .filters { grid-template-columns: 1.5fr repeat(3, 1fr); } }
.pagination { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 16px; }
.page-controls { display: flex; gap: 8px; }
.page-info { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--muted); }

/* GRID HELPERS */
.grid-cards { display: grid; gap: 14px; }
@media(min-width:720px) { .grid-cards { grid-template-columns: repeat(2,1fr); } }
@media(min-width:1040px) { .grid-cards.four { grid-template-columns: repeat(4,1fr); } }
.stack-sm { display: grid; gap: 10px; }
.stack-md { display: grid; gap: 16px; }
.stack-lg { display: grid; gap: 24px; }

/* AUTH */
.auth-page { min-height: 100vh; display: grid; place-items: center; padding: 24px; background: radial-gradient(circle at 50% 0%, rgba(179,232,55,0.05), transparent 340px), var(--bg); }
.auth-grid { width: 100%; max-width: 980px; display: grid; gap: 28px; }
@media(min-width:860px) { .auth-grid { grid-template-columns: 1fr 420px; align-items: center; } }
.auth-card { background: rgba(17,17,17,0.96); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 24px; }
.tabs { display: grid; grid-template-columns: 1fr 1fr; padding: 4px; background: #0c0c0c; border: 1px solid var(--border); border-radius: var(--radius-md); margin-bottom: 20px; gap: 4px; }
.tab { height: 36px; border: 1px solid transparent; background: transparent; color: var(--muted); border-radius: var(--radius-sm); font-size: 13px; font-weight: 600; transition: all var(--transition-base); }
.tab.active { background: var(--surface-2); color: var(--text); border-color: var(--border); }

/* DANGER ZONE */
.danger-zone { border-color: rgba(255,77,77,0.18) !important; background: rgba(255,77,77,0.03) !important; }
.danger-zone h3 { color: var(--danger); }

/* FOCUS */
:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(179,232,55,0.12); }

/* DASHBOARD HERO */
.dashboard-hero { display: flex; flex-direction: column; gap: 16px; margin-bottom: 28px; }
@media(min-width:760px) { .dashboard-hero { flex-direction: row; align-items: flex-start; justify-content: space-between; } }
.dashboard-hero h1 { font-size: clamp(24px,4vw,36px); font-weight: 800; letter-spacing: -0.04em; line-height: 1.05; margin: 6px 0 8px; }
.dashboard-hero p { font-size: 14px; color: var(--muted); line-height: 1.55; max-width: 520px; }