/* ── Reset ───────────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;overflow:hidden}

/* ── Tokens ──────────────────────────────────────────────────── */
:root{
  --bg:        #1a1b1e;
  --sidebar:   #141517;
  --surface:   #222428;
  --surface2:  #2a2c31;
  --border:    #2e3036;
  --border2:   #3a3d45;
  --text:      #e8eaf0;
  --text2:     #9499a8;
  --text3:     #5d6272;
  --cyan:      #22d3ee;
  --cyan-dim:  rgba(34,211,238,.15);
  --purple:    #a78bfa;
  --purple-dim:rgba(167,139,250,.15);
  --green:     #4ade80;
  --green-dim: rgba(74,222,128,.12);
  --red:       #f87171;
  --red-dim:   rgba(248,113,113,.12);
  --amber:     #fbbf24;
  --radius:    8px;
  --radius-lg: 12px;
  --font:      'DM Sans', sans-serif;
  --mono:      'DM Mono', monospace;
  --sb-w:      240px;
}

body{font-family:var(--font);font-size:14px;color:var(--text);background:var(--bg);line-height:1.5}
svg{display:block;width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.5;flex-shrink:0}

/* ── Login ───────────────────────────────────────────────────── */
#login-screen{
  display:flex;align-items:center;justify-content:center;
  height:100vh;background:var(--bg);
}
.login-card{
  width:360px;text-align:center;
  display:flex;flex-direction:column;gap:16px;align-items:center;
}
.login-logo{margin-bottom:4px}
.logo-mark{
  width:52px;height:52px;border-radius:14px;
  background:linear-gradient(135deg,var(--cyan),var(--purple));
  display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:700;color:#000;margin:0 auto;
  box-shadow:0 0 32px rgba(34,211,238,.25);
}
.login-card h1{font-size:22px;font-weight:700;letter-spacing:-.3px}
.login-sub{color:var(--text2);font-size:13px}
.login-field{width:100%}
.login-field input{
  width:100%;padding:11px 14px;
  background:var(--surface);border:1px solid var(--border2);
  border-radius:var(--radius);color:var(--text);
  font-family:var(--font);font-size:14px;outline:none;
  transition:border-color .15s;
}
.login-field input:focus{border-color:var(--cyan)}
.login-btn{
  width:100%;padding:11px;border:none;border-radius:var(--radius);
  background:var(--cyan);color:#000;font-family:var(--font);
  font-size:14px;font-weight:600;cursor:pointer;transition:opacity .15s;
}
.login-btn:hover{opacity:.85}
.login-error{color:var(--red);font-size:12px;min-height:16px}

/* ── App shell ───────────────────────────────────────────────── */
#app{display:flex;height:100vh;overflow:hidden}

/* ── Sidebar ─────────────────────────────────────────────────── */
.sidebar{
  width:var(--sb-w);flex-shrink:0;
  background:var(--sidebar);
  border-right:1px solid var(--border);
  display:flex;flex-direction:column;
  overflow-y:auto;
}
.sb-top{flex:1;padding:16px 0 8px}
.sb-bottom{padding:12px 16px;border-top:1px solid var(--border)}

.sb-brand{
  display:flex;align-items:center;gap:10px;
  padding:8px 16px 16px;cursor:pointer;
}
.sb-logo{
  width:32px;height:32px;border-radius:8px;
  background:linear-gradient(135deg,var(--cyan),var(--purple));
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:#000;flex-shrink:0;
}
.sb-brand-text{flex:1;min-width:0}
.sb-project{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sb-role{font-size:11px;color:var(--text2)}
.sb-chevron{color:var(--text3);font-size:16px;line-height:1}

.sb-section-label{
  font-size:10px;font-weight:600;letter-spacing:.8px;
  text-transform:uppercase;color:var(--text3);
  padding:12px 16px 4px;
}
.sb-links-group{margin-bottom:2px}
.sb-link{
  display:flex;align-items:center;gap:9px;
  padding:8px 16px;color:var(--text2);
  text-decoration:none;font-size:13px;font-weight:500;
  border-radius:0;cursor:pointer;
  transition:color .12s,background .12s;
  position:relative;
}
.sb-link svg{color:var(--text3);transition:color .12s}
.sb-link:hover{color:var(--text);background:rgba(255,255,255,.04)}
.sb-link:hover svg{color:var(--text2)}
.sb-link.active{
  color:var(--text);background:rgba(255,255,255,.06);
}
.sb-link.active::before{
  content:'';position:absolute;left:0;top:0;bottom:0;
  width:2px;background:var(--cyan);border-radius:0 2px 2px 0;
}
.sb-link.active svg{color:var(--cyan)}

.sb-status{
  display:flex;align-items:center;gap:7px;
  font-size:11px;color:var(--text3);
}
.status-dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--green);
  box-shadow:0 0 6px var(--green);
  flex-shrink:0;
}

/* ── Main area ───────────────────────────────────────────────── */
.main{flex:1;overflow-y:auto;background:var(--bg)}
.page{display:none;padding:24px 28px 40px}
.page.active{display:block;animation:fadeUp .18s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ── Page top bar ────────────────────────────────────────────── */
.page-top-bar{display:flex;align-items:center;margin-bottom:20px}
.date-filter{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.filter-btn{
  padding:6px 12px;border-radius:6px;
  border:1px solid var(--border2);background:var(--surface);
  color:var(--text2);font-family:var(--font);font-size:12px;
  cursor:pointer;transition:all .12s;
}
.filter-btn:hover,.filter-btn.active{border-color:var(--border2);color:var(--text);background:var(--surface2)}
.filter-sep{font-size:12px;color:var(--text3)}
.filter-reset{
  padding:6px 12px;border-radius:6px;border:none;
  background:transparent;color:var(--text3);
  font-family:var(--font);font-size:12px;cursor:pointer;
}
.filter-reset:hover{color:var(--text)}

/* ── KPI grid ────────────────────────────────────────────────── */
.kpi-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(200px,1fr));
  gap:12px;margin-bottom:20px;
}
.kpi-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:20px 22px;
  transition:border-color .15s;
}
.kpi-card:hover{border-color:var(--border2)}
.kpi-top{display:flex;align-items:baseline;gap:10px;margin-bottom:6px}
.kpi-val{font-size:32px;font-weight:700;letter-spacing:-1px;line-height:1}
.kpi-label{font-size:12px;color:var(--text2)}

.kpi-badge{
  font-size:11px;font-weight:600;padding:2px 7px;
  border-radius:20px;white-space:nowrap;
}
.kpi-badge--up{background:var(--green-dim);color:var(--green)}
.kpi-badge--down{background:var(--red-dim);color:var(--red)}
.kpi-badge--neutral{background:rgba(255,255,255,.06);color:var(--text2)}

/* ── Chart legend ────────────────────────────────────────────── */
.chart-legend{
  display:flex;align-items:center;gap:16px;
  font-size:12px;color:var(--text2);margin-bottom:14px;
}
.legend-dot{
  display:inline-block;width:8px;height:8px;
  border-radius:50%;margin-right:5px;
}
.legend-dot--cyan{background:var(--cyan)}
.legend-dot--purple{background:var(--purple)}

/* ── Chart grid ──────────────────────────────────────────────── */
.chart-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
}
.chart-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:18px 20px;
}
.chart-title{font-size:13px;font-weight:500;color:var(--text2);margin-bottom:14px}
.chart-card canvas{width:100%!important;height:160px!important}

/* ── Inner page header ───────────────────────────────────────── */
.inner-header{
  display:flex;align-items:flex-start;justify-content:space-between;
  margin-bottom:20px;gap:16px;flex-wrap:wrap;
}
.inner-title{font-size:20px;font-weight:700;letter-spacing:-.3px}
.inner-sub{font-size:12px;color:var(--text2);margin-top:3px}
.header-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn-primary,.btn-ghost,.btn-danger{
  padding:8px 16px;border-radius:var(--radius);
  font-family:var(--font);font-size:13px;font-weight:500;
  cursor:pointer;border:none;transition:opacity .12s;white-space:nowrap;
}
.btn-primary{background:var(--cyan);color:#000}
.btn-ghost{background:var(--surface2);color:var(--text);border:1px solid var(--border2)}
.btn-danger{background:var(--red);color:#fff}
.btn-primary:hover,.btn-ghost:hover,.btn-danger:hover{opacity:.82}
.btn-sm{padding:5px 11px;font-size:11px}

/* ── Filter selects ──────────────────────────────────────────── */
.filter-select-wrap select{
  padding:7px 12px;border-radius:var(--radius);
  border:1px solid var(--border2);background:var(--surface);
  color:var(--text);font-family:var(--font);font-size:13px;
  outline:none;cursor:pointer;
}

/* ── Tables ──────────────────────────────────────────────────── */
.table-wrap{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;background:var(--surface)}
th{
  padding:10px 14px;text-align:left;font-size:11px;font-weight:600;
  text-transform:uppercase;letter-spacing:.6px;color:var(--text3);
  border-bottom:1px solid var(--border);white-space:nowrap;
  background:var(--sidebar);
}
td{
  padding:11px 14px;font-size:13px;border-bottom:1px solid var(--border);
  vertical-align:middle;
}
tr:last-child td{border-bottom:none}
tbody tr{transition:background .1s}
tbody tr:hover td{background:rgba(255,255,255,.025)}

/* ── Table cell helpers ──────────────────────────────────────── */
.user-cell{display:flex;align-items:center;gap:10px}
.user-avatar{
  width:30px;height:30px;border-radius:50%;
  background:linear-gradient(135deg,var(--cyan),var(--purple));
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;color:#000;flex-shrink:0;
}
.user-name{font-weight:500;font-size:13px}
.user-handle{font-size:11px;color:var(--text3)}

.mono{font-family:var(--mono);font-size:12px}
.code-pill{
  font-family:var(--mono);font-size:11px;letter-spacing:.5px;
  background:var(--surface2);border:1px solid var(--border2);
  padding:2px 8px;border-radius:5px;display:inline-block;
}
.link-pill{
  font-size:11px;color:var(--cyan);text-decoration:none;
  border:1px solid rgba(34,211,238,.25);padding:2px 8px;
  border-radius:5px;display:inline-block;white-space:nowrap;
  transition:background .12s;
}
.link-pill:hover{background:var(--cyan-dim)}

.badge{
  display:inline-flex;align-items:center;
  padding:2px 8px;border-radius:20px;
  font-size:11px;font-weight:600;
}
.badge--active{background:var(--green-dim);color:var(--green)}
.badge--expired{background:var(--red-dim);color:var(--red)}
.badge--warning{background:rgba(251,191,36,.12);color:var(--amber)}
.badge--neutral{background:rgba(255,255,255,.06);color:var(--text2)}
.badge--lifetime{background:var(--purple-dim);color:var(--purple)}

/* ── Batches grid ────────────────────────────────────────────── */
.batches-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(240px,1fr));
  gap:12px;
}
.batch-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:16px 18px;
}
.batch-card-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:6px}
.batch-label{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.batch-plan{font-size:11px;color:var(--text2);margin-bottom:10px}
.batch-meta{font-size:11px;color:var(--text3);margin-bottom:10px}
.batch-progress{height:3px;background:var(--surface2);border-radius:2px;overflow:hidden;margin-bottom:12px}
.batch-progress-fill{height:100%;background:var(--cyan);border-radius:2px;transition:width .3s}
.batch-stats-row{display:flex;gap:16px;margin-bottom:12px}
.batch-stat{display:flex;flex-direction:column;gap:1px}
.batch-stat-val{font-size:15px;font-weight:700}
.batch-stat-lbl{font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:.5px}
.batch-stat--cyan .batch-stat-val{color:var(--cyan)}
.batch-stat--muted .batch-stat-val{color:var(--text2)}
.batch-actions{display:flex;gap:6px}

/* ── Plans list ──────────────────────────────────────────────── */
.plans-list{display:flex;flex-direction:column;gap:10px}
.plan-row{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:18px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  transition:border-color .15s;
}
.plan-row:hover{border-color:var(--border2)}
.plan-row--inactive{opacity:.5}
.plan-info{flex:1;min-width:0}
.plan-name-row{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.plan-name{font-size:15px;font-weight:600}
.plan-id{font-size:11px;color:var(--text3);font-family:var(--mono)}
.plan-desc{font-size:12px;color:var(--text2);margin-bottom:8px}
.plan-tags{display:flex;gap:6px;flex-wrap:wrap}
.plan-tag{
  font-size:11px;padding:2px 8px;border-radius:5px;
  background:var(--surface2);border:1px solid var(--border2);color:var(--text2);
}
.plan-tag--cyan{color:var(--cyan);border-color:rgba(34,211,238,.25);background:var(--cyan-dim)}
.plan-tag--purple{color:var(--purple);border-color:rgba(167,139,250,.25);background:var(--purple-dim)}
.plan-actions{display:flex;gap:8px;flex-shrink:0}

/* ── Toggle ──────────────────────────────────────────────────── */
.toggle-wrap{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text2);cursor:pointer;
}
.toggle-wrap input{display:none}
.toggle-track{
  width:32px;height:18px;border-radius:9px;
  background:var(--surface2);border:1px solid var(--border2);
  position:relative;transition:background .15s;
}
.toggle-wrap input:checked + .toggle-track{background:var(--cyan);border-color:var(--cyan)}
.toggle-thumb{
  position:absolute;width:12px;height:12px;border-radius:50%;
  background:#fff;top:2px;left:2px;transition:transform .15s;
}
.toggle-wrap input:checked + .toggle-track .toggle-thumb{transform:translateX(14px)}

/* ── Modals ──────────────────────────────────────────────────── */
.modal{
  position:fixed;inset:0;background:rgba(0,0,0,.6);
  backdrop-filter:blur(4px);display:flex;
  align-items:center;justify-content:center;z-index:1000;
  animation:fadeUp .15s ease;
}
.modal-box{
  background:var(--surface);border:1px solid var(--border2);
  border-radius:var(--radius-lg);width:480px;max-width:95vw;
  max-height:90vh;overflow-y:auto;
}
.modal-box--sm{width:380px}
.modal-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 22px;border-bottom:1px solid var(--border);
}
.modal-head h3{font-size:15px;font-weight:600}
.modal-x{
  background:none;border:none;color:var(--text3);
  font-size:16px;cursor:pointer;line-height:1;padding:2px;
}
.modal-x:hover{color:var(--text)}
.modal-body{padding:20px 22px;display:flex;flex-direction:column;gap:14px}
.modal-foot{
  display:flex;justify-content:flex-end;gap:8px;
  padding:16px 22px;border-top:1px solid var(--border);
}

.field-group{display:flex;flex-direction:column;gap:5px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field-group label{font-size:11px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:.5px}
.field-group input,.field-group select,.field-group textarea{
  padding:9px 12px;background:var(--bg);
  border:1px solid var(--border2);border-radius:var(--radius);
  color:var(--text);font-family:var(--font);font-size:13px;outline:none;
  transition:border-color .12s;
}
.field-group input:focus,.field-group select:focus{border-color:var(--cyan)}
.field-hint{font-size:11px;color:var(--text3)}

/* ── Toast ───────────────────────────────────────────────────── */
.toast{
  position:fixed;bottom:20px;right:20px;
  background:var(--surface2);border:1px solid var(--border2);
  color:var(--text);padding:11px 18px;border-radius:var(--radius);
  font-size:13px;font-weight:500;z-index:9999;
  box-shadow:0 8px 24px rgba(0,0,0,.4);
  animation:fadeUp .18s ease;
}
.toast--success{border-color:rgba(74,222,128,.35);color:var(--green)}
.toast--error{border-color:rgba(248,113,113,.35);color:var(--red)}

/* ── Utils ───────────────────────────────────────────────────── */
.hidden{display:none!important}
code{font-family:var(--mono);font-size:11px;background:var(--surface2);padding:1px 5px;border-radius:3px}

@media(max-width:900px){
  .chart-grid{grid-template-columns:1fr}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
}