/* ============================================================
   PHANTOM CORE — Global Stylesheet
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@300;400;500;600&display=swap');

:root {
  /* Core palette */
  --bg:            #080c14;
  --surface:       #0d1421;
  --card:          #111929;
  --card-hover:    #16213a;
  --border:        rgba(255,255,255,0.07);
  --border-accent: rgba(88,166,255,0.22);

  /* Brand colors */
  --blue:        #58a6ff;
  --blue-dim:    rgba(88,166,255,0.1);
  --violet:      #bc8cff;
  --violet-dim:  rgba(188,140,255,0.1);
  --green:       #3fb950;
  --green-dim:   rgba(63,185,80,0.1);
  --red:         #f85149;
  --red-dim:     rgba(248,81,73,0.1);
  --yellow:      #e3b341;
  --yellow-dim:  rgba(227,179,65,0.1);

  /* Text */
  --text:       #e6edf3;
  --text-muted: #7d8590;
  --text-dim:   #3d444d;

  /* Misc */
  --radius:    10px;
  --radius-sm: 6px;
  --shadow:    0 8px 32px rgba(0,0,0,0.45);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.7);

  /* Typography */
  --font:      'Sora', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Layout */
  --sidebar-w:  248px;
  --header-h:   60px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
button { font-family: var(--font); }

/* ── Scrollbar ─────────────────────────────────────────── */
::-webkit-scrollbar          { width: 5px; height: 5px; }
::-webkit-scrollbar-track    { background: transparent; }
::-webkit-scrollbar-thumb    { background: var(--border); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ── Layout Shell ──────────────────────────────────────── */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ───────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  left: 0; top: 0; bottom: 0;
  z-index: 200;
  transition: transform 0.28s cubic-bezier(0.4,0,0.2,1);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 18px 20px 16px;
  border-bottom: 1px solid var(--border);
}

.brand-mark {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--violet) 100%);
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; color: #fff;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(88,166,255,0.35);
}

.brand-name  { font-size: 14px; font-weight: 700; color: var(--text); letter-spacing: 0.3px; }
.brand-ver   { font-size: 10px; color: var(--text-dim); font-family: var(--font-mono); margin-top: 1px; }

/* Session block */
.sidebar-session {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}

.session-user {
  display: flex; align-items: center; gap: 10px;
}

.session-avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--card);
  border: 1px solid var(--border-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: var(--blue);
  flex-shrink: 0;
}

.session-name {
  font-size: 13px; font-weight: 600;
  color: var(--text);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.session-badge {
  display: inline-flex; align-items: center;
  padding: 2px 8px; border-radius: 99px;
  font-size: 10px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.6px;
  margin-top: 3px;
}

.badge-root  { background: var(--blue-dim);   color: var(--blue);   border: 1px solid var(--border-accent); }
.badge-agent { background: var(--violet-dim); color: var(--violet); border: 1px solid rgba(188,140,255,0.2); }

/* Nav */
.sidebar-nav {
  flex: 1;
  padding: 14px 10px;
  display: flex; flex-direction: column; gap: 1px;
  overflow-y: auto;
}

.nav-label {
  font-size: 10px; font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 1.5px;
  padding: 8px 10px 4px;
  margin-top: 6px;
}

.nav-link {
  display: flex; align-items: center; gap: 9px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 13.5px; font-weight: 500;
  transition: all 0.14s ease;
  cursor: pointer;
  border: none; background: transparent; width: 100%; text-align: left;
}

.nav-link:hover           { background: var(--card); color: var(--text); }
.nav-link.active          { background: var(--blue-dim); color: var(--blue); border: 1px solid var(--border-accent); }
.nav-link i               { width: 17px; text-align: center; font-size: 13px; flex-shrink: 0; }

.nav-pill {
  margin-left: auto;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 10px; font-family: var(--font-mono);
  padding: 1px 7px; border-radius: 99px;
  min-width: 24px; text-align: center;
}

.nav-link.active .nav-pill { background: var(--blue-dim); border-color: var(--border-accent); color: var(--blue); }

/* Sidebar footer */
.sidebar-footer {
  padding: 12px 10px;
  border-top: 1px solid var(--border);
}

.btn-logout {
  display: flex; align-items: center; gap: 9px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 13.5px; font-weight: 500;
  background: transparent; border: none;
  cursor: pointer; width: 100%;
  transition: all 0.14s ease;
}

.btn-logout:hover { background: var(--red-dim); color: var(--red); }

/* ── Main Content ──────────────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Page header */
.page-header {
  height: var(--header-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
  padding: 0 28px;
  position: sticky; top: 0; z-index: 100;
  gap: 14px;
}

.page-title    { font-size: 15px; font-weight: 700; color: var(--text); }
.page-sub      { font-size: 12px; color: var(--text-muted); margin-left: 4px; }
.header-right  { margin-left: auto; display: flex; align-items: center; gap: 8px; }

/* Mobile toggle */
.sidebar-toggle {
  display: none;
  background: var(--card); border: 1px solid var(--border);
  color: var(--text-muted);
  width: 34px; height: 34px;
  border-radius: var(--radius-sm);
  cursor: pointer; align-items: center; justify-content: center;
  font-size: 14px;
}

/* Page body */
.page-body {
  padding: 26px 28px;
  flex: 1;
}

/* ── Stats Grid ────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  transition: all 0.18s ease;
  position: relative; overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--stat-accent, var(--blue));
  opacity: 0; transition: opacity 0.18s ease;
}

.stat-card:hover { border-color: var(--border-accent); transform: translateY(-2px); box-shadow: var(--shadow); }
.stat-card:hover::before { opacity: 1; }

.stat-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
}

.stat-label { font-size: 11px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.8px; }

.stat-icon {
  width: 30px; height: 30px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
}

.stat-value { font-size: 26px; font-weight: 700; color: var(--text); font-family: var(--font-mono); line-height: 1; }
.stat-meta  { font-size: 11px; color: var(--text-dim); margin-top: 5px; display: flex; align-items: center; gap: 5px; }

/* ── Content Card ──────────────────────────────────────── */
.content-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 18px;
}

.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: rgba(255,255,255,0.01);
}

.card-title {
  font-size: 13px; font-weight: 700;
  color: var(--text);
  display: flex; align-items: center; gap: 8px;
}

.card-title i     { color: var(--blue); }
.card-actions     { display: flex; gap: 8px; align-items: center; }
.card-body        { padding: 20px; }
.card-footer      { padding: 14px 20px; border-top: 1px solid var(--border); background: rgba(255,255,255,0.01); }

/* ── Data List ─────────────────────────────────────────── */
.data-list { display: flex; flex-direction: column; }

.data-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 11px 20px;
  border-bottom: 1px solid var(--border);
  transition: background 0.12s ease;
  gap: 12px;
}

.data-row:last-child { border-bottom: none; }
.data-row:hover      { background: rgba(255,255,255,0.02); }

.row-left  { display: flex; align-items: center; gap: 11px; min-width: 0; flex: 1; }
.row-right { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

.row-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; flex-shrink: 0;
}

.row-primary   { font-size: 13px; font-weight: 500; color: var(--text); font-family: var(--font-mono); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.row-secondary { font-size: 10px; color: var(--text-dim); font-family: var(--font-mono); margin-top: 1px; }

.no-rows {
  padding: 48px 20px; text-align: center;
  color: var(--text-dim); font-size: 13px;
}

.no-rows i { font-size: 28px; display: block; margin-bottom: 10px; opacity: 0.35; }

/* Loading */
.loading-state {
  display: flex; align-items: center; gap: 10px;
  padding: 48px 20px; justify-content: center;
  color: var(--text-muted); font-size: 13px;
}

/* ── Tabs ──────────────────────────────────────────────── */
.tab-bar {
  display: flex; gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.tab-btn {
  padding: 10px 18px;
  background: transparent; border: none;
  color: var(--text-muted);
  font-family: var(--font); font-size: 13px; font-weight: 500;
  cursor: pointer; position: relative;
  transition: color 0.15s ease;
  display: flex; align-items: center; gap: 7px;
}

.tab-btn:hover         { color: var(--text); }
.tab-btn.active        { color: var(--blue); }
.tab-btn.active::after { content: ''; position: absolute; bottom: -1px; left: 0; right: 0; height: 2px; background: var(--blue); border-radius: 2px 2px 0 0; }

.tab-pane                 { display: none; animation: fadeIn 0.2s ease; }
.tab-pane.active          { display: block; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }

/* ── Form Elements ─────────────────────────────────────── */
.form-group     { margin-bottom: 14px; }
.form-label     { display: block; font-size: 11px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 6px; }
.form-hint      { font-size: 11px; color: var(--text-dim); margin-top: 4px; }

.form-control {
  width: 100%;
  padding: 9px 13px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 13px;
  font-family: var(--font);
  outline: none;
  transition: all 0.14s ease;
  line-height: 1.5;
}

.form-control:focus         { border-color: var(--blue); background: rgba(88,166,255,0.04); box-shadow: 0 0 0 3px rgba(88,166,255,0.08); }
.form-control::placeholder  { color: var(--text-dim); }
.form-control.mono          { font-family: var(--font-mono); }

.input-icon { position: relative; }
.input-icon i { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-dim); font-size: 12px; pointer-events: none; }
.input-icon .form-control { padding-left: 36px; }

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 600;
  font-family: var(--font);
  cursor: pointer; border: none;
  transition: all 0.14s ease;
  white-space: nowrap; line-height: 1;
}

.btn:active         { transform: scale(0.96); }
.btn:disabled       { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

.btn-primary        { background: var(--blue); color: #fff; }
.btn-primary:hover  { background: #74b5ff; box-shadow: 0 4px 14px rgba(88,166,255,0.4); }

.btn-secondary      { background: var(--card-hover); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--text-dim); }

.btn-danger         { background: var(--red-dim);   color: var(--red);   border: 1px solid rgba(248,81,73,0.2); }
.btn-danger:hover   { background: var(--red);   color: #fff; box-shadow: 0 4px 12px rgba(248,81,73,0.3); }

.btn-success        { background: var(--green-dim); color: var(--green); border: 1px solid rgba(63,185,80,0.2); }
.btn-success:hover  { background: var(--green); color: #fff; box-shadow: 0 4px 12px rgba(63,185,80,0.3); }

.btn-ghost          { background: transparent; color: var(--text-muted); border: 1px solid var(--border); }
.btn-ghost:hover    { background: var(--card); color: var(--text); }

.btn-sm             { padding: 6px 12px; font-size: 12px; gap: 5px; }
.btn-lg             { padding: 11px 22px; font-size: 14px; }
.btn-block          { width: 100%; }

/* ── Badges ────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 9px; border-radius: 99px;
  font-size: 11px; font-weight: 600; letter-spacing: 0.3px;
}

.badge-blue   { background: var(--blue-dim);   color: var(--blue);   }
.badge-green  { background: var(--green-dim);  color: var(--green);  }
.badge-red    { background: var(--red-dim);    color: var(--red);    }
.badge-violet { background: var(--violet-dim); color: var(--violet); }

/* Status dot */
.dot {
  display: inline-block; width: 6px; height: 6px;
  border-radius: 50%; flex-shrink: 0;
}

.dot-green  { background: var(--green); box-shadow: 0 0 6px var(--green); animation: pulse-dot 2s infinite; }
.dot-red    { background: var(--red); }
.dot-yellow { background: var(--yellow); }

@keyframes pulse-dot { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* ── Toast ─────────────────────────────────────────────── */
#toast-wrap {
  position: fixed; bottom: 22px; right: 22px;
  z-index: 9999;
  display: flex; flex-direction: column-reverse; gap: 8px;
  align-items: flex-end;
  pointer-events: none;
}

.toast {
  display: flex; align-items: center; gap: 10px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 11px 16px;
  font-size: 13px;
  box-shadow: var(--shadow-lg);
  min-width: 220px; max-width: 340px;
  transform: translateX(110%);
  transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1);
  pointer-events: auto;
}

.toast.visible              { transform: translateX(0); }
.toast.t-success            { border-color: rgba(63,185,80,0.3); }
.toast.t-error              { border-color: rgba(248,81,73,0.3); }
.toast i                    { font-size: 14px; flex-shrink: 0; }
.toast.t-success i          { color: var(--green); }
.toast.t-error   i          { color: var(--red); }
.toast.t-info    i          { color: var(--blue); }

/* ── Spinner ───────────────────────────────────────────── */
.spin {
  display: inline-block;
  width: 13px; height: 13px;
  border: 2px solid var(--border);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spinning 0.65s linear infinite;
}

@keyframes spinning { to { transform: rotate(360deg); } }

/* ── Alert ─────────────────────────────────────────────── */
.alert {
  display: flex; align-items: center; gap: 9px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  margin-bottom: 14px;
}

.alert-error   { background: var(--red-dim);   border: 1px solid rgba(248,81,73,0.25); color: var(--red); }
.alert-success { background: var(--green-dim); border: 1px solid rgba(63,185,80,0.25);  color: var(--green); }

/* ── Section Header ────────────────────────────────────── */
.section-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 16px; gap: 12px;
}

.section-head-left  { flex: 1; }
.section-head-title { font-size: 14px; font-weight: 700; color: var(--text); }
.section-head-sub   { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* ── Two-Column Grid ───────────────────────────────────── */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

/* ── Overlay ───────────────────────────────────────────── */
#page-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 150;
  display: none;
}

#page-overlay.visible { display: block; }

/* ── Search Bar ────────────────────────────────────────── */
.search-bar {
  position: relative;
}

.search-bar i {
  position: absolute; left: 11px; top: 50%; transform: translateY(-50%);
  color: var(--text-dim); font-size: 12px; pointer-events: none;
}

.search-bar input {
  padding: 7px 12px 7px 34px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text); font-size: 12px;
  font-family: var(--font);
  outline: none; width: 220px;
  transition: all 0.14s ease;
}

.search-bar input:focus { border-color: var(--blue); width: 270px; box-shadow: 0 0 0 3px rgba(88,166,255,0.08); }
.search-bar input::placeholder { color: var(--text-dim); }

/* ── Empty State ───────────────────────────────────────── */
.empty-state {
  display: flex; flex-direction: column; align-items: center;
  padding: 56px 20px; text-align: center;
}

.empty-state i      { font-size: 32px; color: var(--text-dim); margin-bottom: 12px; }
.empty-state-title  { font-size: 14px; font-weight: 600; color: var(--text-muted); margin-bottom: 6px; }
.empty-state-desc   { font-size: 12px; color: var(--text-dim); max-width: 260px; }

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 900px) {
  .sidebar               { transform: translateX(-100%); }
  .sidebar.open          { transform: translateX(0); box-shadow: var(--shadow-lg); }
  .main-content          { margin-left: 0; }
  .sidebar-toggle        { display: flex; }
  .page-body             { padding: 18px 16px; }
}

@media (max-width: 640px) {
  .stats-grid            { grid-template-columns: 1fr 1fr; }
  .two-col               { grid-template-columns: 1fr; }
  .page-header           { padding: 0 16px; }
  .search-bar input      { width: 140px; }
  .search-bar input:focus { width: 170px; }
}

@media (max-width: 380px) {
  .stats-grid            { grid-template-columns: 1fr; }
}