:root{
  --bg:hsl(210 33% 98%);
  --foreground:hsl(215 28% 17%);
  --card:hsl(0 0% 100%);
  --card-border:hsl(214 32% 91%);
  --primary:#04071D;
  --accent:#7c3aed;
  --accent-glow:rgba(124, 58, 237, 0.10);
  --accent-2:#9333ea;
  --green:hsl(160 84% 39%);
  --green-glow:hsla(160 84% 39% / 0.10);
  --amber:#f6ad55;
  --amber-glow:rgba(246, 173, 85, 0.10);
  --cyan:#1898ff;
  --cyan-glow:rgba(24, 152, 255, 0.10);
  --red:#e93d3d;
  --gold:#f6ad55;
  --purple:#7c3aed;
  --purple-light:#CBACF9;
  --muted:hsl(210 20% 95%);
  --muted-foreground:hsl(215 16% 47%);
  --muted2:hsl(215 16% 47%);
  --silver:hsl(215 20% 40%);
  --border:hsl(214 32% 91%);
  --border2:hsl(214 32% 86%);
  --radius:8px;
  --radius-lg:12px;
  --ceo-gradient:linear-gradient(135deg, #7c3aed, #9333ea);
  --sidebar-background:#04071D;
  --sidebar-foreground:#e4ecff;
  --sidebar-border:#0C1327;
  --sidebar-accent:#0E162A;
  --surface:hsl(0 0% 100%);
  --surface2:hsl(210 33% 96%);
  --text:hsl(215 28% 17%);
  --error:#e93d3d;
}
*{margin:0;padding:0;box-sizing:border-box;}
body{background:var(--bg);color:var(--text);font-family:'Inter',system-ui,sans-serif;font-size:13px;min-height:100vh;}

/* LOGIN */
.login-screen{position:fixed;inset:0;background:var(--bg);display:flex;align-items:center;justify-content:center;z-index:900;}
.login-box{background:var(--card);border:1px solid var(--card-border);border-radius:12px;padding:40px;width:380px;text-align:center;box-shadow:0 1px 3px rgba(0,0,0,0.06);position:relative;overflow:hidden;}
.login-box::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--ceo-gradient);}
.login-logo{width:48px;height:48px;background:var(--ceo-gradient);border-radius:10px;display:flex;align-items:center;justify-content:center;font-family:'DM Serif Display',serif;font-weight:700;font-size:22px;color:#fff;margin:0 auto 16px;}
.login-title{font-size:20px;font-weight:800;letter-spacing:2px;margin-bottom:4px;color:var(--foreground);}
.login-sub{font-size:10px;color:var(--muted-foreground);letter-spacing:2px;text-transform:uppercase;margin-bottom:28px;}
.login-input{width:100%;background:var(--muted);border:1px solid var(--border);border-radius:6px;padding:10px 14px;font-size:13px;color:var(--foreground);font-family:'Inter',sans-serif;outline:none;margin-bottom:10px;transition:border-color .15s;}
.login-input:focus{border-color:var(--accent);}
.login-btn{width:100%;background:var(--ceo-gradient);color:#fff;border:none;border-radius:6px;padding:11px;font-size:12px;font-weight:700;letter-spacing:1.5px;cursor:pointer;margin-top:4px;font-family:'Inter',sans-serif;}
.login-btn:hover{opacity:.9;}
.login-err{color:var(--error);font-size:12px;margin-top:10px;display:none;}

/* APP LAYOUT */
.app{display:flex;min-height:100vh;display:none;}
.app.visible{display:flex;}

/* SIDEBAR */
.sidebar{width:230px;background:var(--sidebar-background);display:flex;flex-direction:column;flex-shrink:0;position:sticky;top:0;height:100vh;overflow-y:auto;}
.sidebar-brand{padding:24px 20px 20px;border-bottom:1px solid var(--sidebar-border);}
.sidebar-brand-row{display:flex;align-items:center;gap:12px;}
.sidebar-logo{width:36px;height:36px;background:var(--ceo-gradient);border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:'DM Serif Display',serif;font-weight:700;font-size:18px;color:#fff;flex-shrink:0;}
.sidebar-brand-name{font-size:11px;font-weight:700;letter-spacing:1.5px;color:var(--sidebar-foreground);}
.sidebar-brand-sub{font-size:9px;color:#8899bb;letter-spacing:1px;text-transform:uppercase;margin-top:2px;}
.sidebar-nav{flex:1;padding:16px 0;}
.nav-tab{display:flex;align-items:center;gap:8px;width:100%;padding:10px 20px;background:none;border:none;color:#8899bb;font-size:11px;font-weight:600;letter-spacing:1px;text-align:left;cursor:pointer;transition:all .15s;white-space:nowrap;}
.nav-tab:hover{background:var(--sidebar-accent);color:var(--sidebar-foreground);}
.nav-tab.active{background:rgba(124,58,237,0.15);color:var(--purple-light);border-right:3px solid var(--purple);}
.sidebar-user{padding:16px 20px;border-top:1px solid var(--sidebar-border);display:flex;align-items:center;gap:10px;}
.member-avatar{width:32px;height:32px;background:var(--ceo-gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;color:#fff;flex-shrink:0;}
.sidebar-user-info{flex:1;min-width:0;}
.member-name-pill{font-size:11px;font-weight:600;color:var(--sidebar-foreground);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.member-role{font-size:9px;color:#8899bb;letter-spacing:.5px;text-transform:uppercase;margin-top:1px;}
.logout-btn{background:none;border:none;color:#8899bb;font-size:11px;cursor:pointer;padding:4px 8px;border-radius:4px;white-space:nowrap;}
.logout-btn:hover{color:var(--sidebar-foreground);background:var(--sidebar-accent);}

/* MAIN CONTENT */
.main-content-area{flex:1;overflow-y:auto;}
.top-bar{padding:24px 32px 0;border-bottom:1px solid var(--border);background:var(--card);}
.top-bar-row{display:flex;align-items:center;justify-content:space-between;padding-bottom:20px;}
.top-bar-title{font-size:22px;font-weight:800;color:var(--foreground);}
.top-bar-sub{font-size:12px;color:var(--muted-foreground);margin-top:2px;}
.period-selector{display:flex;gap:6px;}
.period-btn{padding:7px 14px;border-radius:6px;border:1px solid var(--border);background:var(--muted);color:var(--muted-foreground);font-size:11px;font-weight:600;letter-spacing:.5px;cursor:pointer;transition:all .15s;}
.period-btn.active{background:var(--ceo-gradient);color:#fff;border-color:transparent;}
.period-btn:disabled{opacity:.4;cursor:not-allowed;}

/* DASHBOARD CONTENT */
.dash-content{padding:32px;}
.stat-cards-row{display:flex;gap:20px;flex-wrap:wrap;}
.stat-card{background:var(--card);border:1px solid var(--card-border);border-radius:12px;padding:28px;min-width:260px;flex:0 0 auto;position:relative;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,0.04);}
.stat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:var(--ceo-gradient);}
.stat-label{font-size:11px;font-weight:700;letter-spacing:1.5px;color:var(--muted-foreground);text-transform:uppercase;margin-bottom:12px;}
.stat-number{font-size:52px;font-weight:800;color:var(--foreground);line-height:1;margin-bottom:6px;font-variant-numeric:tabular-nums;}
.stat-number.skeleton{color:transparent;background:var(--muted);border-radius:6px;min-width:80px;display:inline-block;animation:pulse 1.4s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.45;}}
.stat-desc{font-size:12px;color:var(--muted-foreground);margin-bottom:8px;}
.stat-meta{font-size:11px;color:#8899bb;}
.stale-badge{display:inline-block;background:var(--amber-glow);color:var(--amber);border:1px solid var(--amber);border-radius:4px;font-size:9px;font-weight:700;letter-spacing:.5px;padding:1px 6px;margin-left:8px;vertical-align:middle;}
.error-note{font-size:11px;color:var(--error);margin-top:6px;}

/* ── 260527-jm2: 6-button period selector + custom date picker ──────────── */
.period-selector{flex-wrap:wrap;justify-content:flex-end;}
.period-btn{padding:7px 12px;}

.custom-picker{
  display:flex;align-items:center;gap:12px;
  padding:12px 0 16px;
  border-top:1px dashed var(--border);
  margin-top:4px;
}
.custom-field{display:flex;align-items:center;gap:6px;font-size:11px;font-weight:600;color:var(--muted-foreground);letter-spacing:.5px;text-transform:uppercase;}
.custom-field input[type="date"]{
  font-family:'Inter',system-ui,sans-serif;
  font-size:13px;
  padding:6px 10px;
  border:1px solid var(--border);
  border-radius:6px;
  background:var(--card);
  color:var(--foreground);
  outline:none;
  transition:border-color .15s;
}
.custom-field input[type="date"]:focus{border-color:var(--accent);}
.custom-apply{
  background:var(--ceo-gradient);
  color:#fff;border:none;border-radius:6px;
  padding:7px 16px;font-size:11px;font-weight:700;letter-spacing:.5px;
  cursor:pointer;font-family:'Inter',sans-serif;
}
.custom-apply:hover{opacity:.9;}
.custom-error{color:var(--error);font-size:12px;font-weight:500;}