:root{--primary-color: #d32f2f;--primary-gradient: linear-gradient(135deg, #d32f2f 0%, #b71c1c 100%);--secondary-color: #263238;--accent-color: #ff5252;--success-color: #00bf8e;--warning-color: #ffc107;--bg-color: #f4f7f6;--card-bg: rgba(255, 255, 255, .95);--glass-bg: rgba(255, 255, 255, .8);--glass-border: 1px solid rgba(255, 255, 255, .4);--shadow-soft: 0 10px 30px rgba(0, 0, 0, .05);--shadow-hover: 0 15px 35px rgba(211, 47, 47, .15);--border-radius: 20px;--border-radius-sm: 12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Plus Jakarta Sans,sans-serif;background-color:var(--bg-color);color:var(--secondary-color);min-height:100vh;overflow-x:hidden;padding-top:80px}.main-background{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:-1;background:radial-gradient(circle at 10% 10%,rgba(211,47,47,.05) 0%,transparent 40%),radial-gradient(circle at 90% 90%,rgba(211,47,47,.05) 0%,transparent 40%)}.glass-nav{background:#ffffffd9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,0,0,.05);padding:1rem 0;transition:all .3s ease}.navbar-brand{font-weight:700;font-size:1.35rem;color:var(--primary-color)!important}.brand-icon{width:36px;height:36px;background:var(--primary-gradient);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.1rem;box-shadow:0 4px 10px #d32f2f33}.brand-text{letter-spacing:-.5px}.card{background:var(--card-bg);border:white;border-radius:var(--border-radius);box-shadow:var(--shadow-soft);transition:transform .3s ease,box-shadow .3s ease;margin-bottom:1rem}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}.card-title{font-weight:700;color:var(--secondary-color);letter-spacing:-.5px}.btn{border-radius:var(--border-radius-sm);padding:.8rem 1.5rem;font-weight:600;border:none;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.btn-lg{padding:1rem 2rem;font-size:1.1rem}.btn-primary,.btn-danger{background:var(--primary-gradient);color:#fff;box-shadow:0 4px 15px #d32f2f4d}.btn-primary:hover,.btn-danger:hover{background:linear-gradient(135deg,#b71c1c,#d32f2f);box-shadow:0 6px 20px #d32f2f66;transform:translateY(-2px)}.btn-warning{background:linear-gradient(135deg,#ffc107,#ffa000);color:#37474f;box-shadow:0 4px 15px #ffc10733}.btn-success{background:linear-gradient(135deg,#00bf8e,#009970);box-shadow:0 4px 15px #00bf8e40}.btn-info{background:linear-gradient(135deg,#29b6f6,#0288d1);color:#fff}.btn i{font-size:1.1em}.camera-container{position:relative;width:100%;max-width:500px;margin:20px auto;border-radius:var(--border-radius);overflow:hidden;background-color:#000;box-shadow:0 20px 40px #0003;border:4px solid white}.camera-overlay-controls{position:absolute;top:0;left:0;width:100%;height:100%;z-index:10;pointer-events:none}#btn-torch{position:absolute;top:15px;right:15px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;pointer-events:auto;background:#fffc;border:none;font-size:1.2rem;color:#333}#btn-torch.active{background:#ffc107;color:#000;box-shadow:0 0 15px #ffc107}.zoom-container{position:absolute;bottom:20px;left:50%;transform:translate(-50%);width:80%;max-width:300px;display:flex;align-items:center;justify-content:center;background:#00000080;padding:8px 15px;border-radius:20px;pointer-events:auto;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.zoom-container input[type=range]{flex-grow:1;cursor:pointer}#video,#canvas,#captured-image{width:100%;height:auto;display:block}.result-content{background:#fff;border:1px solid rgba(0,0,0,.05);border-radius:var(--border-radius-sm);padding:1.5rem}.result-content h4{color:var(--primary-color);font-weight:700}.btn-emergency{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1rem;height:100%;background:#fff;border:1px solid rgba(0,0,0,.05);color:var(--secondary-color);transition:all .3s ease}.btn-emergency i{font-size:1.8rem;margin-bottom:.5rem;color:var(--primary-color)}.btn-emergency:hover{background:var(--primary-color);color:#fff}.btn-emergency:hover i{color:#fff}.text-muted{color:#90a4ae!important}.spinner-border{width:3rem;height:3rem;border-width:4px}.btn.active{transform:translateY(2px);box-shadow:inset 0 3px 5px #00000020;filter:brightness(.9)}footer{border-top:1px solid rgba(0,0,0,.05);padding:2rem 0;margin-top:3rem!important;background:#fff}footer small{font-size:.9rem;color:var(--secondary-color);font-weight:500}@media (max-width: 768px){.container{padding:0 20px}.card-body{padding:1.25rem}}@keyframes sound-pulse{0%{box-shadow:0 0 #17a2b8b3}70%{box-shadow:0 0 0 10px #17a2b800}to{box-shadow:0 0 #17a2b800}}@keyframes icon-wave{0%{transform:scale(1)}50%{transform:scale(1.2)}to{transform:scale(1)}}.btn-speaking{animation:sound-pulse 1.5s infinite;background-color:#17a2b8!important;border-color:#17a2b8!important}.btn-speaking i{display:inline-block;animation:icon-wave .8s infinite ease-in-out}@keyframes critical-blink{0%,to{background-color:#fff;color:var(--secondary-color);box-shadow:0 0 #dc354500}50%{background-color:#dc3545;color:#fff;box-shadow:0 0 20px #dc354599;transform:scale(1.05)}}@keyframes shake{0%,to{transform:translate(0)}10%,30%,50%,70%,90%{transform:translate(-5px)}20%,40%,60%,80%{transform:translate(5px)}}.critical-alert{animation:critical-blink 1s infinite ease-in-out;border:2px solid #dc3545!important}.critical-alert i{animation:shake .5s infinite;color:inherit!important}