:root{--primary: #2d8a54;--primary-hover: #236c42;--primary-light: #e8f5ed;--accent: #dc2626;--accent-light: #fee2e2;--success: #16a34a;--success-light: #dcfce7;--danger: #dc2626;--danger-light: #fee2e2;--warning: #d97706;--warning-light: #fef3c7;--bg-page: #f4f8f5;--bg-card: #ffffff;--text-main: #0f172a;--text-muted: #64748b;--border-color: #e2e8f0;--card-shadow: 0 8px 20px -4px rgba(45, 138, 84, .08);--radius-lg: 20px;--radius-md: 14px;--radius-sm: 8px}[data-theme=dark]{--primary: #4ade80;--primary-hover: #22c55e;--primary-light: rgba(74, 222, 128, .12);--accent: #f87171;--accent-light: rgba(248, 113, 113, .12);--success: #4ade80;--success-light: rgba(74, 222, 128, .12);--danger: #f87171;--danger-light: rgba(248, 113, 113, .12);--warning: #fbbf24;--warning-light: rgba(251, 191, 36, .12);--bg-page: #0c140e;--bg-card: #152218;--text-main: #f8fafc;--text-muted: #94a3b8;--border-color: #243828;--card-shadow: 0 10px 25px -5px rgba(0, 0, 0, .5)}*{box-sizing:border-box;margin:0;padding:0;font-family:Plus Jakarta Sans,-apple-system,BlinkMacSystemFont,sans-serif;-webkit-tap-highlight-color:transparent}body{background-color:var(--bg-page);color:var(--text-main);min-height:100vh;display:flex;justify-content:center;align-items:center;padding:1rem}.mobile-device-wrapper{width:100%;max-width:440px;height:92vh;max-height:880px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:36px;box-shadow:0 25px 60px -15px #0003,0 0 0 10px #1e293b;display:flex;flex-direction:column;position:relative;overflow:hidden}@media (max-width: 480px){body{padding:0}.mobile-device-wrapper{max-width:100%;height:100vh;max-height:100vh;border-radius:0;box-shadow:none;border:none}}.mobile-status-bar{background:var(--bg-card);padding:.5rem 1.25rem .25rem;display:flex;align-items:center;justify-content:space-between;font-size:.75rem;font-weight:800;color:var(--text-muted)}.notch-pill{width:90px;height:18px;background:#0f172a;border-radius:99px;margin:0 auto}.mobile-header{background:var(--bg-card);padding:.75rem 1.25rem;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border-color);z-index:10}.mobile-header-left{display:flex;align-items:center;gap:.75rem}.mobile-logo-badge{width:38px;height:38px;background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.05rem;box-shadow:0 4px 12px #6366f159}.mobile-app-title{font-weight:800;font-size:1.05rem;color:var(--text-main);line-height:1.2}.mobile-app-sub{font-size:.7rem;font-weight:700;color:var(--primary)}.mobile-header-right{display:flex;align-items:center;gap:.5rem}.role-switch-badge{background:var(--primary-light);color:var(--primary);border:1px solid var(--primary);border-radius:99px;padding:.35rem .65rem;font-size:.7rem;font-weight:800;cursor:pointer;display:flex;align-items:center;gap:.3rem;transition:all .2s ease}.role-switch-badge:hover{background:var(--primary);color:#fff}.bottom-nav.teacher-nav-theme{border-top-color:var(--success)}.bottom-nav-item.teacher-switch-btn{color:var(--primary);font-weight:800}.bottom-nav-item.parent-switch-btn{color:var(--success);font-weight:800}.mobile-icon-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--border-color);background:var(--bg-page);color:var(--text-main);display:flex;align-items:center;justify-content:center;cursor:pointer}.mobile-avatar-pill{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#6366f1,#a855f7);color:#fff;font-weight:800;font-size:.85rem;display:flex;align-items:center;justify-content:center}.mobile-body-content{flex:1;overflow-y:auto;padding:1.1rem;display:flex;flex-direction:column;gap:1.1rem;background:var(--bg-page);padding-bottom:90px}.bottom-nav{position:absolute;bottom:0;left:0;right:0;height:72px;background:var(--bg-card);border-top:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-around;padding:0 .5rem;box-shadow:0 -5px 20px #0000000d;z-index:100}.bottom-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.25rem;border:none;background:transparent;color:var(--text-muted);font-size:.68rem;font-weight:700;cursor:pointer;padding:.5rem 0;transition:all .2s ease}.bottom-nav-item.active{color:var(--primary)}.bottom-nav-item.teacher-tab.active{color:var(--success)}.bottom-nav-item.active svg{transform:translateY(-2px);filter:drop-shadow(0 4px 8px rgba(99,102,241,.3))}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:1.1rem;box-shadow:var(--card-shadow);display:flex;flex-direction:column;gap:1rem}.card-title{font-size:.95rem;font-weight:800;color:var(--text-main);display:flex;align-items:center;justify-content:space-between}.profile-card{text-align:center;align-items:center}.avatar-large{width:68px;height:68px;border-radius:50%;background:linear-gradient(135deg,#6366f1,#a855f7);color:#fff;font-size:1.8rem;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px #6366f14d}.profile-name{font-size:1.15rem;font-weight:800;color:var(--text-main)}.profile-code{font-size:.75rem;color:var(--primary);font-weight:800;background:var(--primary-light);padding:.2rem .65rem;border-radius:99px;display:inline-block}.info-list{width:100%;display:flex;flex-direction:column;gap:.65rem;margin-top:.35rem}.info-item{display:flex;align-items:center;justify-content:space-between;padding:.55rem .75rem;background:var(--bg-page);border-radius:var(--radius-md);border:1px solid var(--border-color);font-size:.8rem}.info-label{color:var(--text-muted);font-weight:700;display:flex;align-items:center;gap:.35rem}.info-value{font-weight:800;color:var(--text-main)}.stat-banner{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}.stat-box{background:var(--bg-page);border:1px solid 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var(--border-color)}.day-box.present{background:var(--success-light);color:var(--success);border-color:var(--success)}.day-box.absent{background:var(--danger-light);color:var(--danger);border-color:var(--danger)}.day-box.leave{background:var(--warning-light);color:var(--warning);border-color:var(--warning)}.student-marking-list{display:flex;flex-direction:column;gap:.65rem}.student-row{display:flex;align-items:center;justify-content:space-between;background:var(--bg-page);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:.75rem .85rem}.student-row.marked-absent{border-color:var(--danger);background:var(--danger-light)}.student-info{display:flex;align-items:center;gap:.6rem}.student-avatar{width:36px;height:36px;border-radius:50%;background:var(--primary);color:#fff;font-weight:800;font-size:.8rem;display:flex;align-items:center;justify-content:center}.status-toggle{display:flex;gap:.35rem}.status-btn{padding:.45rem .75rem;border-radius:var(--radius-sm);border:1px solid var(--border-color);font-weight:800;font-size:.75rem;cursor:pointer;display:flex;align-items:center;gap:.3rem;background:var(--bg-card);color:var(--text-muted)}.status-btn.present-active{background:var(--success);color:#fff;border-color:var(--success)}.status-btn.absent-active{background:var(--danger);color:#fff;border-color:var(--danger)}.btn-submit{background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;border:none;padding:.8rem;border-radius:var(--radius-md);font-weight:800;font-size:.9rem;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;box-shadow:0 4px 15px #6366f159;margin-top:.5rem}.toast-alert{position:absolute;top:70px;left:1rem;right:1rem;background:#10b981;color:#fff;padding:.75rem 1rem;border-radius:var(--radius-md);font-size:.8rem;font-weight:800;box-shadow:0 10px 25px #00000040;display:flex;align-items:center;gap:.5rem;z-index:1000}.bus-road-container{position:relative;background:#1e293b;border-radius:var(--radius-md);padding:1rem .85rem 1.25rem;overflow:hidden;border:1px solid var(--border-color)}.asphalt-road{position:relative;height:48px;background:#0f172a;border-radius:var(--radius-sm);border:2px dashed #475569;display:flex;align-items:center;justify-content:space-between;padding:0 1rem;margin-top:.5rem;overflow:hidden}.road-dashes{position:absolute;top:50%;left:0;right:0;height:2px;background:repeating-linear-gradient(90deg,#f8fafc,#f8fafc 12px,transparent 12px,transparent 24px);animation:moveRoad 1.2s linear infinite;transform:translateY(-50%)}@keyframes moveRoad{0%{background-position:0 0}to{background-position:-48px 0}}.animated-bus{position:absolute;top:50%;z-index:10;background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;padding:.35rem .55rem;border-radius:99px;box-shadow:0 4px 14px #f59e0bb3;display:flex;align-items:center;gap:.25rem;animation:driveBusLeftToRight 8s linear infinite;white-space:nowrap}@keyframes driveBusLeftToRight{0%{left:5%;transform:translateY(-50%) scale(1)}90%{left:92%;transform:translateY(-50%) scale(1);opacity:1}95%{left:95%;transform:translateY(-50%) scale(.9);opacity:0}96%{left:5%;transform:translateY(-50%) scale(.9);opacity:0}to{left:5%;transform:translateY(-50%) scale(1);opacity:1}}.pulse-dot{width:10px;height:10px;background:#10b981;border-radius:50%;display:inline-block;box-shadow:0 0 #10b981b3;animation:pulseDot 1.5s infinite}@keyframes pulseDot{0%{transform:scale(.95);box-shadow:0 0 #10b981b3}70%{transform:scale(1);box-shadow:0 0 0 8px #10b98100}to{transform:scale(.95);box-shadow:0 0 #10b98100}}