*{box-sizing:border-box;margin:0;padding:0}
:root{
  --brand:#06b6d4;--brand-dim:#0891b2;--brand-glow:rgba(6,182,212,0.25);
  --bg-deep:#020617;--bg-dark:#0f172a;--bg-mid:#1e293b;--bg-card:#1e293b;
  --border:#334155;--text:#e2e8f0;--text-dim:#94a3b8;--text-muted:#64748b;
  --success:#22c55e;--warning:#f59e0b;--danger:#ef4444;--info:#3b82f6;
  --sidebar-w:72px;--topbar-h:64px;
}
html,body{height:100%;font-family:DM Sans,sans-serif;background:var(--bg-deep);color:var(--text);overflow:hidden}

/* ── SCROLLBAR ── */
::-webkit-scrollbar{width:4px;height:4px}
::-webkit-scrollbar-track{background:var(--bg-dark)}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}

/* ── LAYOUT ── */
#app{display:flex;height:100vh;width:100vw;overflow:hidden}
#sidebar{
  width:var(--sidebar-w);min-width:var(--sidebar-w);height:100vh;
  background:var(--bg-dark);border-right:1px solid var(--border);
  display:flex;flex-direction:column;align-items:center;
  padding:16px 0;gap:4px;z-index:50;flex-shrink:0;
  transition:width .25s ease
}
#sidebar.expanded{width:220px}
#main-area{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}
#topbar{
  height:var(--topbar-h);background:var(--bg-dark);border-bottom:1px solid var(--border);
  display:flex;align-items:center;padding:0 20px;gap:12px;flex-shrink:0;z-index:40
}
#content-area{flex:1;overflow-y:auto;background:var(--bg-deep);padding:24px}

/* ── SIDEBAR ITEMS ── */
.nav-item{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  cursor:pointer;position:relative;transition:all .2s;color:var(--text-muted);
  flex-shrink:0;text-decoration:none
}
.nav-item:hover{background:var(--bg-mid);color:var(--text)}
.nav-item.active{background:var(--brand);color:#fff;box-shadow:0 0 20px var(--brand-glow)}
.nav-item svg{width:20px;height:20px;flex-shrink:0}
.nav-tooltip{
  position:absolute;left:52px;background:#1e293b;color:#e2e8f0;
  padding:4px 10px;border-radius:6px;font-size:12px;white-space:nowrap;
  pointer-events:none;opacity:0;transition:opacity .15s;
  border:1px solid var(--border);z-index:100
}
.nav-item:hover .nav-tooltip{opacity:1}
.nav-badge{
  position:absolute;top:4px;right:4px;background:var(--danger);
  color:#fff;font-size:9px;min-width:16px;height:16px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;font-weight:700
}

/* ── GLASS CARD ── */
.glass{
  background:rgba(30,41,59,0.7);border:1px solid rgba(51,65,85,0.6);
  backdrop-filter:blur(12px);border-radius:16px
}
.glass-light{
  background:rgba(30,41,59,0.4);border:1px solid rgba(51,65,85,0.4);
  backdrop-filter:blur(8px);border-radius:12px
}

/* ── KPI CARD ── */
.kpi-card{
  background:linear-gradient(135deg,rgba(30,41,59,0.9) 0%,rgba(15,23,42,0.95) 100%);
  border:1px solid rgba(6,182,212,0.2);border-radius:16px;padding:20px;
  position:relative;overflow:hidden;transition:all .3s;cursor:default
}
.kpi-card::before{
  content:'';position:absolute;top:-30px;right:-30px;width:120px;height:120px;
  background:radial-gradient(circle,var(--brand-glow) 0%,transparent 70%);pointer-events:none
}
.kpi-card:hover{border-color:rgba(6,182,212,0.5);transform:translateY(-2px);box-shadow:0 8px 32px rgba(6,182,212,0.1)}
.kpi-val{font-family:Syne,sans-serif;font-size:28px;font-weight:800;color:var(--brand)}
.kpi-label{font-size:12px;color:var(--text-dim);margin-top:2px;font-weight:500}
.kpi-icon{
  width:40px;height:40px;border-radius:10px;background:rgba(6,182,212,0.15);
  display:flex;align-items:center;justify-content:center;color:var(--brand);margin-bottom:12px
}

/* ── BTN ── */
.btn{
  display:inline-flex;align-items:center;gap:6px;padding:8px 16px;
  border-radius:10px;font-size:13px;font-weight:600;cursor:pointer;
  transition:all .2s;border:none;font-family:DM Sans,sans-serif
}
.btn-brand{background:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-dim);box-shadow:0 0 20px var(--brand-glow)}
.btn-outline{background:transparent;color:var(--text);border:1px solid var(--border)}
.btn-outline:hover{background:var(--bg-mid);border-color:var(--brand)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{opacity:.85}
.btn-success{background:var(--success);color:#fff}
.btn-sm{padding:5px 12px;font-size:12px;border-radius:8px}
.btn-xs{padding:3px 8px;font-size:11px;border-radius:6px}

/* ── FORM ── */
.form-group{margin-bottom:16px}
.form-label{display:block;font-size:12px;font-weight:600;color:var(--text-dim);margin-bottom:6px;text-transform:uppercase;letter-spacing:.05em}
.form-control{
  width:100%;background:var(--bg-dark);border:1px solid var(--border);border-radius:10px;
  padding:10px 14px;font-size:13px;color:var(--text);font-family:DM Sans,sans-serif;
  transition:border-color .2s;outline:none
}
.form-control:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(6,182,212,.1)}
.form-control option{background:var(--bg-dark)}
select.form-control{cursor:pointer}
textarea.form-control{resize:vertical;min-height:80px}

/* ── TABLE ── */
.data-table{width:100%;border-collapse:collapse}
.data-table th{
  background:rgba(15,23,42,.8);color:var(--text-dim);font-size:11px;
  font-weight:700;text-transform:uppercase;letter-spacing:.06em;
  padding:10px 14px;text-align:left;border-bottom:1px solid var(--border);
  white-space:nowrap
}
.data-table td{
  padding:10px 14px;border-bottom:1px solid rgba(51,65,85,.4);
  font-size:13px;color:var(--text);vertical-align:middle
}
.data-table tr:hover td{background:rgba(6,182,212,.04)}
.data-table tr:last-child td{border-bottom:none}

/* ── BADGE ── */
.badge{
  display:inline-flex;align-items:center;gap:4px;padding:3px 8px;
  border-radius:20px;font-size:11px;font-weight:600;white-space:nowrap
}
.badge-success{background:rgba(34,197,94,.15);color:#22c55e}
.badge-warning{background:rgba(245,158,11,.15);color:#f59e0b}
.badge-danger{background:rgba(239,68,68,.15);color:#ef4444}
.badge-info{background:rgba(59,130,246,.15);color:#3b82f6}
.badge-brand{background:rgba(6,182,212,.15);color:var(--brand)}
.badge-neutral{background:rgba(100,116,139,.15);color:#94a3b8}

/* ── MODAL ── */
.modal-overlay{
  position:fixed;inset:0;background:rgba(2,6,23,.85);z-index:200;
  display:flex;align-items:center;justify-content:center;padding:16px;
  backdrop-filter:blur(4px);opacity:0;pointer-events:none;transition:opacity .25s
}
.modal-overlay.active{opacity:1;pointer-events:all}
.modal-box{
  background:var(--bg-mid);border:1px solid var(--border);border-radius:20px;
  width:100%;max-width:560px;max-height:90vh;overflow-y:auto;
  transform:scale(.95) translateY(16px);transition:transform .25s;
  box-shadow:0 32px 64px rgba(0,0,0,.5)
}
.modal-overlay.active .modal-box{transform:scale(1) translateY(0)}
.modal-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.modal-body{padding:24px}
.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}

/* ── TOAST ── */
#toast-container{position:fixed;bottom:24px;right:24px;z-index:999;display:flex;flex-direction:column;gap:10px}
.toast{
  background:var(--bg-mid);border:1px solid var(--border);border-radius:12px;
  padding:12px 16px;min-width:280px;display:flex;align-items:center;gap:10px;
  box-shadow:0 8px 32px rgba(0,0,0,.4);animation:slideIn .3s ease;font-size:13px
}
.toast.success{border-left:3px solid var(--success)}
.toast.error{border-left:3px solid var(--danger)}
.toast.warning{border-left:3px solid var(--warning)}
.toast.info{border-left:3px solid var(--info)}
@keyframes slideIn{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}
@keyframes fadeOut{from{opacity:1}to{opacity:0;transform:translateX(100%)}}

/* ── LOADING ── */
.skeleton{background:linear-gradient(90deg,var(--bg-mid) 25%,var(--bg-card) 50%,var(--bg-mid) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:8px}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.loader-ring{
  width:40px;height:40px;border:3px solid var(--bg-mid);
  border-top-color:var(--brand);border-radius:50%;animation:spin 1s linear infinite
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── LOGIN ── */
#login-screen{
  position:fixed;inset:0;z-index:1000;background:var(--bg-deep);
  display:flex;align-items:center;justify-content:center;
  background-image:radial-gradient(ellipse 80% 80% at 50% -20%,rgba(6,182,212,.15),transparent)
}
.login-card{
  width:100%;max-width:420px;background:rgba(30,41,59,.8);
  border:1px solid rgba(51,65,85,.7);border-radius:24px;padding:40px;
  backdrop-filter:blur(20px);box-shadow:0 32px 64px rgba(0,0,0,.5)
}
.login-logo{font-family:Syne,sans-serif;font-size:32px;font-weight:800;color:var(--brand);letter-spacing:-.02em}
.login-logo span{color:var(--text)}

/* ── CALENDAR ── */
.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
.cal-day{
  aspect-ratio:1;border-radius:8px;display:flex;flex-direction:column;
  align-items:center;justify-content:flex-start;padding:4px;
  font-size:12px;cursor:pointer;transition:all .15s;position:relative;
  font-family:Syne,sans-serif;font-weight:600
}
.cal-day:hover{background:var(--bg-mid)}
.cal-day.other-month{color:var(--text-muted);opacity:.5}
.cal-day.today{background:rgba(6,182,212,.15);border:1px solid var(--brand)}
.cal-day.has-event::after{
  content:'';position:absolute;bottom:3px;left:50%;transform:translateX(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--brand)
}
.cal-day.selected{background:var(--brand);color:#fff}
.cal-event-dot{width:6px;height:6px;border-radius:50%;flex-shrink:0}

/* ── SEARCH ── */
.search-wrap{position:relative;display:flex;align-items:center}
.search-wrap svg{position:absolute;left:12px;width:16px;height:16px;color:var(--text-muted)}
.search-input{
  background:var(--bg-mid);border:1px solid var(--border);border-radius:10px;
  padding:8px 12px 8px 36px;font-size:13px;color:var(--text);
  font-family:DM Sans,sans-serif;outline:none;width:240px;transition:border-color .2s
}
.search-input:focus{border-color:var(--brand)}

/* ── SECTION HEADER ── */
.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;gap:12px;flex-wrap:wrap}
.section-title{font-family:Syne,sans-serif;font-size:20px;font-weight:700;color:var(--text)}
.section-sub{font-size:13px;color:var(--text-dim);margin-top:2px}

/* ── EXERCISE CARD ── */
.exercise-card{
  background:rgba(15,23,42,.7);border:1px solid var(--border);border-radius:12px;
  padding:12px;transition:all .2s;cursor:pointer
}
.exercise-card:hover{border-color:var(--brand);background:rgba(6,182,212,.05)}
.exercise-card.selected{border-color:var(--brand);background:rgba(6,182,212,.1)}

/* ── BODY COMP ── */
.metric-pill{
  background:rgba(6,182,212,.1);border:1px solid rgba(6,182,212,.2);
  border-radius:10px;padding:10px 14px;text-align:center
}
.metric-val{font-family:Syne,sans-serif;font-size:18px;font-weight:700;color:var(--brand)}
.metric-label{font-size:10px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;margin-top:2px}

/* ── WORKOUT ROW ── */
.workout-row{
  background:rgba(15,23,42,.6);border:1px solid var(--border);border-radius:10px;
  padding:10px 14px;display:grid;align-items:center;gap:8px;
  grid-template-columns:2fr 1fr 1fr 1fr 1fr 1fr 1fr auto
}

/* ── ALERT BANNER ── */
.alert-banner{
  background:rgba(245,158,11,.1);border:1px solid rgba(245,158,11,.3);
  border-radius:12px;padding:12px 16px;display:flex;align-items:center;gap:10px
}

/* ── TABS ── */
.tab-bar{display:flex;gap:4px;background:var(--bg-dark);border-radius:12px;padding:4px;margin-bottom:20px}
.tab-btn{
  flex:1;padding:8px;border-radius:9px;font-size:12px;font-weight:600;
  cursor:pointer;transition:all .2s;color:var(--text-muted);border:none;background:transparent;
  font-family:DM Sans,sans-serif;text-align:center
}
.tab-btn.active{background:var(--brand);color:#fff}

/* ── STATUS DATA MODE ── */
.data-mode-badge{
  display:inline-flex;align-items:center;gap:5px;padding:3px 10px;
  border-radius:20px;font-size:11px;font-weight:700
}
.data-mode-badge.live{background:rgba(34,197,94,.15);color:#22c55e}
.data-mode-badge.mock{background:rgba(245,158,11,.15);color:#f59e0b}

/* ── PROGRESS BARS ── */
.progress-bar{height:6px;background:var(--bg-dark);border-radius:3px;overflow:hidden}
.progress-fill{height:100%;border-radius:3px;background:linear-gradient(90deg,var(--brand),#22d3ee);transition:width .5s ease}

/* ── MOBILE ── */
@media(max-width:768px){
  #sidebar{width:60px;min-width:60px}
  #content-area{padding:16px}
  .workout-row{grid-template-columns:1fr 1fr;font-size:11px}
  .kpi-val{font-size:22px}
  .modal-box{max-width:100%;border-radius:16px}
}

/* ── ANIMATIONS ── */
.page-enter{animation:pageEnter .25s ease}
@keyframes pageEnter{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ── PRINT STYLES UNTUK EXPORT PDF ── */
@media print {
  #sidebar, #topbar, .btn, #global-filter-bar, .alert-banner, .section-sub { display: none !important; }
  #main-area { width: 100% !important; margin: 0 !important; }
  #content-area { padding: 0 !important; background: white !important; color: black !important; overflow: visible !important; height: auto !important; }
  .glass { background: white !important; border: 1px solid #ccc !important; box-shadow: none !important; color: black !important; margin-bottom: 20px !important; }
  .form-control { border: 1px solid #ccc !important; background: transparent !important; color: black !important; padding: 4px !important; }
  body, html { background: white !important; color: black !important; height: auto !important; overflow: visible !important; }
  .data-table th, .data-table td { color: black !important; border-color: #ccc !important; }
}