/* Layout */
.layout{display:flex;flex:1;overflow:hidden}
.sidebar{width:220px;background:var(--sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow-y:auto;flex-shrink:0}
.nav-sec{padding:12px 16px 4px;font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.8px;font-weight:700}
.nav-item{display:flex;align-items:center;gap:10px;padding:8px 16px;font-size:12px;color:var(--muted);cursor:pointer;transition:all 0.15s;font-weight:500;text-decoration:none}
.nav-item:hover{background:rgba(27,58,107,0.06);color:var(--text)}
.nav-item.active{background:rgba(27,58,107,0.1);color:var(--navy);border-right:3px solid var(--navy);font-weight:600}
.nav-item i{width:16px;text-align:center;font-size:13px}
.nav-badge{margin-left:auto;padding:0.1rem 0.375rem;border-radius:100px;font-size:0.5625rem;font-weight:700}
.nav-badge{background:var(--red);color:#fff}
.nav-badge.warn{background:var(--amber);color:#fff}
.nav-badge.ok{background:var(--green);color:#fff}
.nav-badge.blue{background:var(--accent);color:#fff}
.sidebar-footer{margin-top:auto;border-top:1px solid var(--border);padding:12px 16px;display:flex;align-items:center;gap:10px}
.sidebar-avatar{width:30px;height:30px;background:linear-gradient(135deg,var(--navy),var(--accent));border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:0.6875rem;font-weight:700;color:#fff;flex-shrink:0}
.sidebar-user-name{font-size:0.75rem;font-weight:600;color:var(--text)}
.sidebar-user-role{font-size:0.625rem;color:var(--muted)}
.sidebar-logout{margin-left:auto;color:var(--muted);cursor:pointer;font-size:12px}
.sidebar-logout:hover{color:var(--red)}

.main{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:1rem}

/* Page header */
.page-hdr{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:0.75rem}
.page-title{font-size:1rem;font-weight:800;color:var(--text)}
.page-sub{font-size:0.75rem;color:var(--muted);margin-top:2px}
.page-actions{display:flex;gap:0.5rem;align-items:center;flex-wrap:wrap}

/* Grid helpers */
.row2{display:grid;grid-template-columns:2fr 1fr;gap:1rem}
.row2r{display:grid;grid-template-columns:1fr 2fr;gap:1rem}
.row-half{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem}
.row4{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:1rem}
.col{display:flex;flex-direction:column;gap:1rem}

/* Tabs */
.tabs{display:flex;gap:0;border-bottom:1px solid var(--border);margin-bottom:1rem}
.tab{padding:0.5rem 1rem;font-size:0.8125rem;font-weight:500;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;transition:all 0.15s;background:none;border-top:none;border-left:none;border-right:none;font-family:inherit}
.tab:hover{color:var(--text)}
.tab.active{color:var(--navy);border-bottom-color:var(--navy);font-weight:700}

/* Modal overlay */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.4);z-index:200;align-items:center;justify-content:center}
.modal-overlay.open{display:flex}
.modal{background:var(--card);border-radius:14px;width:520px;max-width:90vw;box-shadow:0 24px 64px rgba(0,0,0,0.15);max-height:90vh;display:flex;flex-direction:column}
.modal-hdr{padding:1.25rem 1.5rem;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.modal-title{font-size:0.9375rem;font-weight:800;color:var(--text)}
.modal-close{background:none;border:none;color:var(--muted);cursor:pointer;font-size:1.125rem;padding:0.25rem;line-height:1;transition:color 0.15s}
.modal-close:hover{color:var(--red)}
.modal-body{padding:1.25rem 1.5rem;overflow-y:auto;flex:1}
.modal-footer{padding:1rem 1.5rem;border-top:1px solid var(--border);display:flex;gap:0.5rem;justify-content:flex-end;flex-shrink:0}

/* Form elements */
.form-group{margin-bottom:1rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem}
.form-label{font-size:0.75rem;font-weight:600;color:var(--text);margin-bottom:0.375rem;display:block}
.form-input,.form-select{width:100%;padding:0.5rem 0.75rem;border:1px solid var(--border);border-radius:7px;font-size:0.8125rem;color:var(--text);background:var(--card);font-family:inherit;transition:border-color 0.15s}
.form-input:focus,.form-select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,0.1)}
.form-input::placeholder{color:var(--muted)}

/* Constraint badge */
.constraint-hard{background:rgba(239,68,68,0.12);color:#991B1B;border:1px solid rgba(239,68,68,0.25);padding:0.2rem 0.5rem;border-radius:5px;font-size:0.6875rem;font-weight:700}
.constraint-soft{background:rgba(245,158,11,0.12);color:#92400E;border:1px solid rgba(245,158,11,0.25);padding:0.2rem 0.5rem;border-radius:5px;font-size:0.6875rem;font-weight:700}
.constraint-ok{background:rgba(16,185,129,0.12);color:#047857;border:1px solid rgba(16,185,129,0.25);padding:0.2rem 0.5rem;border-radius:5px;font-size:0.6875rem;font-weight:700}

/* Sisa hari (expiry countdown) */
.sisa-ok{color:#047857;font-weight:700;font-family:'JetBrains Mono',monospace}
.sisa-warn{color:#92400E;font-weight:700;font-family:'JetBrains Mono',monospace}
.sisa-crit{color:#991B1B;font-weight:700;font-family:'JetBrains Mono',monospace}
.sisa-exp{color:#6B7280;font-weight:700;font-family:'JetBrains Mono',monospace;text-decoration:line-through}

/* Roster slot */
.slot{border:1.5px dashed var(--border);border-radius:8px;padding:0.5rem 0.75rem;font-size:0.75rem;color:var(--muted);text-align:center;cursor:pointer;transition:all 0.15s}
.slot:hover{border-color:var(--accent);color:var(--accent);background:rgba(37,99,235,0.04)}
.slot.filled{border-style:solid;border-color:var(--green);background:rgba(16,185,129,0.06);color:var(--text)}
.slot.filled .slot-name{font-weight:600;color:var(--text)}
.slot.filled .slot-nip{font-size:0.625rem;color:var(--muted);font-family:'JetBrains Mono',monospace}
.slot.warn{border-color:var(--amber);background:rgba(245,158,11,0.06)}
.slot.blocked{border-color:var(--red);background:rgba(239,68,68,0.06);cursor:not-allowed}

/* Fatigue gauge */
.fatigue-badge{display:inline-flex;align-items:center;gap:0.25rem;padding:0.2rem 0.5rem;border-radius:100px;font-size:0.6875rem;font-weight:700}
.fatigue-rendah{background:rgba(16,185,129,0.12);color:#047857}
.fatigue-sedang{background:rgba(37,99,235,0.12);color:#1E40AF}
.fatigue-tinggi{background:rgba(245,158,11,0.12);color:#92400E}
.fatigue-kritis{background:rgba(239,68,68,0.12);color:#991B1B;animation:blink 1.5s ease infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0.6}}

/* Mini chart bar */
.mini-bars{display:flex;align-items:flex-end;gap:2px;height:36px}
.mini-bar{flex:1;border-radius:2px 2px 0 0;min-height:3px;transition:opacity 0.15s}
.mini-bar:hover{opacity:0.7}