* { 
            margin: 0; 
            padding: 0; 
            box-sizing: border-box; 
            font-family: 'Poppins', sans-serif; 
        }

        body {
            background: #0b1320;
            min-height: 100vh;
            display: flex;
        }

        /* Split Container */
        .split-container {
            display: flex;
            width: 100%;
            min-height: 100vh;
        }

        /* LEFT SIDE - IMAGE SECTION */
        .left-side {
            flex: 1;
            position: relative;
            /* Yahan Teachers ya classroom se relevant background pic lagayein */
            background: url(School\ pic.jpg) center center/cover no-repeat;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 60px;
        }

        /* Dark overlay with a slight teal tint for teaching vibe */
        .left-side::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to top, rgba(11, 19, 32, 0.95), rgba(11, 19, 32, 0.4));
            z-index: 1;
        }

        .brand-content {
            position: relative;
            z-index: 2;
            color: #ffffff;
            max-width: 500px;
        }

        .brand-content i {
            font-size: 2.5rem;
            color: #10b981; /* Teacher theme green color */
            margin-bottom: 15px;
        }

        .brand-content h1 {
            font-size: 2.5rem;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 10px;
        }

        .brand-content p {
            color: #94a3b8;
            font-size: 1rem;
            line-height: 1.6;
        }

        /* RIGHT SIDE - FORM SECTION */
        .right-side {
            width: 450px;
            background: #070c14;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 40px;
            border-left: 1px solid rgba(255, 255, 255, 0.05);
        }

        .login-container {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(15px);
            padding: 40px 30px;
            border-radius: 16px;
            width: 100%;
            max-width: 380px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
        }

        .login-header { 
            text-align: center; 
            margin-bottom: 35px; 
        }
        
        .login-header i { 
            font-size: 2.8rem; 
            color: #10b981; /* Teacher icon accent */
            margin-bottom: 10px; 
        }
        
        .login-header h2 { 
            color: #fff; 
            font-size: 1.6rem; 
            font-weight: 600;
        }
        
        .login-header p { 
            color: #94a3b8; 
            font-size: 0.85rem; 
            margin-top: 5px; 
        }
        
        .input-group { 
            position: relative; 
            margin-bottom: 22px; 
        }
        
        .input-group i { 
            position: absolute; 
            left: 15px; 
            top: 50%; 
            transform: translateY(-50%); 
            color: #64748b; 
        }
        
        .input-group input {
            width: 100%;
            padding: 14px 15px 14px 45px;
            background: rgba(255,255,255,0.04);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 8px;
            color: #fff;
            outline: none;
            font-size: 0.95rem;
            transition: all 0.3s;
        }
        
        .input-group input:focus { 
            border-color: #10b981; 
            background: rgba(255,255,255,0.08); 
            box-shadow: 0 0 15px rgba(16, 185, 129, 0.2);
        }

        .input-group input.has-toggle {
            padding-right: 45px;
        }

        .toggle-password {
            left: auto !important;
            right: 15px !important;
            cursor: pointer;
            transition: color 0.2s;
        }

        .toggle-password:hover {
            color: #cbd5e1;
        }
        
        .form-options {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 25px;
            font-size: 0.85rem;
            color: #94a3b8;
        }
        
        .form-options a { 
            color: #10b981; 
            text-decoration: none; 
        }
        
        .form-options a:hover { 
            text-decoration: underline; 
        }
        
        .login-btn {
            width: 100%;
            padding: 14px;
            background: #10b981;
            border: none;
            border-radius: 8px;
            color: white;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
        }
        
        .login-btn:hover { 
            background: #059669; 
            transform: translateY(-2px); 
        }
        
        .login-btn:active { 
            transform: translateY(0); 
        }
        
        .back-home {
            display: block;
            text-align: center;
            margin-top: 25px;
            color: #64748b;
            text-decoration: none;
            font-size: 0.85rem;
            transition: color 0.3s;
        }
        
        .back-home:hover { 
            color: #fff; 
        }

        /* RESPONSIVE DESIGN */
        @media (max-width: 900px) {
            .left-side {
                display: none;
            }
            .right-side {
                width: 100%;
                background: #0b1320;
            }
        }