:root{--primary-rgb: 15, 17, 23;--primary: rgb(15, 17, 23);--primary-light: rgb(31, 32, 41);--accent-rgb: 212, 175, 55;--accent: rgb(212, 175, 55);--accent-dark: rgb(180, 142, 35);--accent-light: rgba(212, 175, 55, .15);--secondary: rgb(212, 175, 55);--secondary-light: rgba(212, 175, 55, .15);--bg-slate: rgb(248, 249, 250);--bg-card: rgba(255, 255, 255, .95);--text-primary: rgb(15, 17, 23);--text-secondary: rgb(82, 82, 91);--text-light: rgb(161, 161, 170);--border: rgb(228, 228, 231);--border-focus: rgb(212, 175, 55);--danger: rgb(239, 68, 68);--danger-light: rgba(239, 68, 68, .15);--warning: rgb(245, 158, 11);--warning-light: rgba(245, 158, 11, .15);--success: rgb(16, 185, 129);--success-light: rgba(16, 185, 129, .15);--info: rgb(14, 165, 233);--info-light: rgba(14, 165, 233, .15);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-premium: 0 20px 25px -5px rgba(0, 0, 0, .05), 0 10px 10px -5px rgba(0, 0, 0, .04);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-full: 9999px;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--transition: all .25s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{font-family:var(--font);background-color:var(--bg-slate);color:var(--text-primary);line-height:1.5;min-height:100vh;overflow-x:hidden;background-image:radial-gradient(at 0% 0%,rgba(99,102,241,.05) 0px,transparent 50%),radial-gradient(at 50% 0%,rgba(16,185,129,.05) 0px,transparent 50%),radial-gradient(at 100% 0%,rgba(99,102,241,.05) 0px,transparent 50%);background-attachment:fixed}button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}a{text-decoration:none;color:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:#94a3b8}.app-container{display:flex;flex-direction:column;min-height:100vh;padding-bottom:70px}@media (min-width: 768px){.app-container{flex-direction:row;padding-bottom:0;padding-left:260px}}.mobile-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:#ffffffd9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}@media (min-width: 768px){.mobile-header{display:none}}.logo-container{display:flex;align-items:center;gap:10px}.logo-icon{font-size:24px}.logo-text{font-weight:800;font-size:18px;letter-spacing:-.5px;background:linear-gradient(135deg,var(--primary),var(--accent-dark));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.sidebar{display:none;position:fixed;top:0;left:0;bottom:0;width:260px;background:var(--primary);color:#fff;padding:24px;flex-direction:column;z-index:101}@media (min-width: 768px){.sidebar{display:flex}}.sidebar-brand{display:flex;align-items:center;gap:12px;margin-bottom:36px}.sidebar-brand-text{font-weight:800;font-size:20px;letter-spacing:-.5px;background:linear-gradient(135deg,#ffffff,var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.sidebar-nav{display:flex;flex-direction:column;gap:8px;flex-grow:1;overflow-y:auto;padding-right:4px}.sidebar-nav::-webkit-scrollbar{width:4px}.sidebar-nav::-webkit-scrollbar-track{background:transparent}.sidebar-nav::-webkit-scrollbar-thumb{background:#d4af3733;border-radius:4px}.sidebar-nav::-webkit-scrollbar-thumb:hover{background:#d4af3780}.sidebar-link{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-md);font-weight:500;font-size:14px;color:#cbd5e1;transition:var(--transition);cursor:pointer}.sidebar-link:hover,.sidebar-link.active{color:#fff;background:#ffffff14}.sidebar-link.active{background:var(--accent);color:var(--primary);font-weight:600}.sidebar-user{display:flex;align-items:center;gap:12px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1)}.bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;height:64px;background:#ffffffe6;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-top:1px solid var(--border);z-index:100;justify-content:space-around;align-items:center;padding-bottom:env(safe-area-inset-bottom)}@media (min-width: 768px){.bottom-nav{display:none}}.bottom-nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;color:var(--text-secondary);font-size:10px;font-weight:500;width:20%;height:100%;cursor:pointer;transition:var(--transition)}.bottom-nav-item.active{color:var(--accent-dark);font-weight:700}.bottom-nav-icon{font-size:20px}.page{padding:20px;flex-grow:1;max-width:1200px;margin:0 auto;width:100%;animation:fadeIn .3s ease}@media (min-width: 768px){.page{padding:40px}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.page-header{margin-bottom:24px}.page-title{font-size:24px;font-weight:800;letter-spacing:-.5px;color:var(--primary);margin-bottom:4px}.page-subtitle{font-size:14px;color:var(--text-secondary)}.card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.4);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-premium);margin-bottom:20px;position:relative;overflow:hidden}.card-title{font-size:18px;font-weight:700;color:var(--primary);margin-bottom:16px;display:flex;align-items:center;justify-content:space-between}.grid-2{display:grid;grid-template-columns:1fr;gap:20px}@media (min-width: 768px){.grid-2{grid-template-columns:1fr 1fr}}.grid-3{display:grid;grid-template-columns:1fr;gap:16px}@media (min-width: 640px){.grid-3{grid-template-columns:repeat(2,1fr)}}@media (min-width: 1024px){.grid-3{grid-template-columns:repeat(3,1fr)}}.form-group{margin-bottom:16px}.form-label{display:block;font-weight:600;font-size:14px;color:var(--text-primary);margin-bottom:6px}.form-input,.form-select,.form-textarea{width:100%;padding:12px 16px;border-radius:var(--radius-md);border:1px solid var(--border);background:#fff;transition:var(--transition);font-size:14px}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 4px #6366f11f}.form-textarea{resize:vertical;min-height:80px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;font-weight:600;font-size:14px;border-radius:var(--radius-md);border:none;cursor:pointer;transition:var(--transition);width:100%}@media (min-width: 640px){.btn{width:auto}}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-light);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-accent{background:var(--accent);color:var(--primary)}.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626;transform:translateY(-1px)}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text-primary)}.btn-outline:hover{background:var(--border)}.badge{display:inline-flex;align-items:center;padding:4px 10px;font-size:12px;font-weight:600;border-radius:var(--radius-full)}.badge-success{background:var(--success-light);color:var(--success)}.badge-danger{background:var(--danger-light);color:var(--danger)}.badge-warning{background:var(--warning-light);color:var(--warning)}.badge-info{background:var(--info-light);color:var(--info)}.stat-card{display:flex;align-items:center;gap:16px;background:#fff;padding:16px;border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--border)}.stat-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:20px}.stat-content{display:flex;flex-direction:column}.stat-label{font-size:12px;color:var(--text-secondary)}.stat-value{font-size:18px;font-weight:800;color:var(--primary)}.table-responsive{width:100%;overflow-x:auto;border-radius:var(--radius-md);border:1px solid var(--border);background:#fff}table{width:100%;border-collapse:collapse;text-align:left;font-size:14px}th{background:var(--bg-slate);padding:12px 16px;font-weight:600;color:var(--text-secondary);border-bottom:1px solid var(--border)}td{padding:14px 16px;border-bottom:1px solid var(--border);color:var(--text-primary)}tr:last-child td{border-bottom:none}.attendance-list{display:flex;flex-direction:column;gap:12px}.attendance-item{display:flex;flex-direction:column;gap:12px;background:#fff;padding:16px;border-radius:var(--radius-md);border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:var(--transition)}.attendance-item.permitted{border-left:4px solid var(--warning);background:#f59e0b05}.attendance-item-header{display:flex;align-items:center;justify-content:space-between}.student-name{font-weight:600;font-size:15px;color:var(--primary)}.attendance-options{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}.option-btn{padding:8px 4px;font-size:12px;font-weight:600;border-radius:var(--radius-sm);border:1px solid var(--border);background:#fff;text-align:center;cursor:pointer;transition:var(--transition)}.option-btn:hover{background:var(--bg-slate)}.option-btn.selected[data-status=Hadir]{background:var(--success-light);border-color:var(--success);color:var(--success)}.option-btn.selected[data-status=Sakit]{background:var(--warning-light);border-color:var(--warning);color:var(--warning)}.option-btn.selected[data-status=Izin]{background:var(--info-light);border-color:var(--info);color:var(--info)}.option-btn.selected[data-status=Alpha]{background:var(--danger-light);border-color:var(--danger);color:var(--danger)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#0f172a99;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:20px;z-index:1000}.modal-content{background:#fff;border-radius:var(--radius-lg);width:100%;max-width:500px;padding:24px;box-shadow:var(--shadow-lg);animation:modalSlide .3s cubic-bezier(.4,0,.2,1)}@keyframes modalSlide{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;background-image:radial-gradient(circle at 10% 20%,rgba(99,102,241,.15) 0%,transparent 40%),radial-gradient(circle at 90% 80%,rgba(16,185,129,.15) 0%,transparent 40%)}.login-card{width:100%;max-width:420px;background:#fffc;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.6);padding:40px 32px;border-radius:var(--radius-lg);box-shadow:var(--shadow-premium)}.login-logo{text-align:center;margin-bottom:32px}.login-logo-icon{font-size:48px;margin-bottom:12px}.login-logo-title{font-size:24px;font-weight:800;color:var(--primary)}.login-logo-sub{font-size:13px;color:var(--text-secondary)}@keyframes radar{0%{transform:scale(.8);opacity:.8}to{transform:scale(1.4);opacity:0}}