:root{--primary:#f7941d;--primary-dark:#e07b0c;--secondary:#3d4f5f;--secondary-dark:#2d3a45;--accent:#d44121;--dark:#1a1a2e;--darker:#0f0f1a;--light:#f8f9fa;--gray:#6c757d;--success:#28a745;--danger:#dc3545}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;background:var(--darker);color:var(--light);min-height:100vh}a{color:var(--primary);text-decoration:none;transition:color .3s}a:hover{color:var(--primary-dark)}.container{max-width:1200px;margin:0 auto;padding:0 20px}.navbar{background:rgba(26,26,46,.95);backdrop-filter:blur(10px);padding:15px 0;position:fixed;width:100%;top:0;z-index:1000;border-bottom:1px solid rgba(247,148,29,.2)}.navbar .container{display:flex;justify-content:space-between;align-items:center}.navbar-brand{display:flex;align-items:center;gap:10px}.navbar-brand img{height:40px}.navbar-nav{display:flex;gap:30px;list-style:none}.navbar-nav a{color:var(--light);font-weight:500;padding:8px 16px;border-radius:8px;transition:all .3s}.navbar-nav a:hover{background:rgba(247,148,29,.1);color:var(--primary)}.btn{display:inline-block;padding:12px 28px;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s;border:none;font-size:1rem}.btn-primary{background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(247,148,29,.3)}.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--primary)}.btn-outline:hover{background:var(--primary);color:#fff}.btn-secondary{background:var(--secondary);color:#fff}.btn-secondary:hover{background:var(--secondary-dark)}.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding-top:80px;background:linear-gradient(135deg,var(--darker) 0%,var(--dark) 50%,rgba(247,148,29,.1) 100%);position:relative;overflow:hidden}.hero::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 30% 70%,rgba(247,148,29,.15) 0%,transparent 50%) , radial-gradient(circle at 70% 30%,rgba(212,65,33,.1) 0%,transparent 50%)}.hero-content{position:relative;z-index:1;max-width:800px}.hero-logo{max-width:400px;margin-bottom:30px;animation:fadeInUp 1s ease}.hero h1{font-size:3rem;margin-bottom:20px;background:linear-gradient(135deg,var(--light) 0%,var(--primary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:fadeInUp 1s ease .2s both}.hero p{font-size:1.3rem;color:var(--gray);margin-bottom:40px;animation:fadeInUp 1s ease .4s both}.hero-buttons{display:flex;gap:20px;justify-content:center;animation:fadeInUp 1s ease .6s both}@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}.features{padding:100px 0;background:var(--dark)}.features h2{text-align:center;font-size:2.5rem;margin-bottom:60px;color:var(--light)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.feature-card{background:rgba(61,79,95,.3);border-radius:16px;padding:40px;text-align:center;border:1px solid rgba(247,148,29,.1);transition:all .3s}.feature-card:hover{transform:translateY(-10px);border-color:rgba(247,148,29,.3);box-shadow:0 20px 40px rgba(0,0,0,.3)}.feature-icon{width:80px;height:80px;background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 25px;font-size:2rem}.feature-card h3{font-size:1.5rem;margin-bottom:15px;color:var(--light)}.feature-card p{color:var(--gray);line-height:1.6}.footer{background:var(--darker);padding:40px 0;text-align:center;border-top:1px solid rgba(247,148,29,.1)}.footer p{color:var(--gray)}.form-container{max-width:450px;margin:120px auto 50px;padding:40px;background:rgba(61,79,95,.3);border-radius:16px;border:1px solid rgba(247,148,29,.1)}.form-container h2{text-align:center;margin-bottom:30px;color:var(--light)}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;color:var(--light);font-weight:500}.form-group input{width:100%;padding:14px 18px;border-radius:8px;border:1px solid rgba(247,148,29,.2);background:rgba(26,26,46,.8);color:var(--light);font-size:1rem;transition:all .3s}.form-group input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 15px rgba(247,148,29,.2)}.form-container .btn{width:100%;margin-top:10px}.form-footer{text-align:center;margin-top:25px;color:var(--gray)}.alert{padding:15px 20px;border-radius:8px;margin-bottom:20px}.alert-danger{background:rgba(220,53,69,.2);border:1px solid var(--danger);color:#f8d7da}.alert-success{background:rgba(40,167,69,.2);border:1px solid var(--success);color:#d4edda}.dashboard{padding-top:100px;min-height:100vh}.dashboard-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:40px}.dashboard-header h1{font-size:2rem;color:var(--light)}.stations-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:25px}.station-card{background:rgba(61,79,95,.3);border-radius:16px;padding:30px;border:1px solid rgba(247,148,29,.1);transition:all .3s}.station-card:hover{border-color:rgba(247,148,29,.3);transform:translateY(-5px)}.station-card h3{font-size:1.4rem;margin-bottom:10px;color:var(--light)}.station-card .station-code{display:inline-block;background:rgba(247,148,29,.2);color:var(--primary);padding:5px 12px;border-radius:20px;font-size:.85rem;margin-bottom:15px}.station-card p{color:var(--gray);margin-bottom:20px}.station-card .role{color:var(--primary);font-weight:600;font-size:.9rem}.add-station-card{background:rgba(61,79,95,.15);border:2px dashed rgba(247,148,29,.3);display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:200px;cursor:pointer}.add-station-card:hover{background:rgba(61,79,95,.25);border-color:var(--primary)}.add-station-card .plus{font-size:3rem;color:var(--primary);margin-bottom:10px}.add-station-card span{color:var(--gray);font-size:1.1rem}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.8);display:none;align-items:center;justify-content:center;z-index:2000}.modal-overlay.active{display:flex}.modal{background:var(--dark);border-radius:16px;padding:40px;max-width:500px;width:90%;border:1px solid rgba(247,148,29,.2)}.modal h2{margin-bottom:25px;color:var(--light)}.modal-close{float:right;background:none;border:none;color:var(--gray);font-size:1.5rem;cursor:pointer}.modal-close:hover{color:var(--light)}.tabs{display:flex;gap:10px;margin-bottom:25px}.tab-btn{flex:1;padding:12px;border:none;background:rgba(61,79,95,.3);color:var(--gray);border-radius:8px;cursor:pointer;font-weight:600;transition:all .3s}.tab-btn.active{background:var(--primary);color:#fff}.tab-content{display:none}.tab-content.active{display:block}@media (max-width:768px){.hero h1{font-size:2rem}.hero p{font-size:1.1rem}.hero-buttons{flex-direction:column;align-items:center}.navbar-nav{display:none}.features-grid{grid-template-columns:1fr}}