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

        body {
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
            overflow: hidden;
        }

        /* Card ukuran ringkas (Compact Clear) */
        .login-container {
            position: relative;
            width: 100%;
            max-width: 340px;
            padding: 36px 24px;
            background: rgba(255, 255, 255, 0.6);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.7);
            border-radius: 20px;
            box-shadow: 
                0 4px 20px -2px rgba(0, 0, 0, 0.02),
                0 20px 40px -10px rgba(15, 23, 42, 0.06),
                inset 0 1px 1px rgba(255, 255, 255, 0.6);
            text-align: center;
        }

        .logo-container {
            width: 100%;
            display: flex;
            justify-content: center;
            margin-bottom: 24px;
        }

        .logo-img {
            max-width: 140px;
            height: auto;
            object-fit: contain;
            display: block;
        }

        .title-portal {
            font-size: 18px;
            font-weight: 700;
            color: #0f172a;
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .subtitle {
            font-size: 11px;
            color: #64748b;
            font-weight: 400;
            margin-bottom: 24px;
        }

        /* Desain Alert Notifikasi Eror */
        .alert-error {
            background: rgba(239, 68, 68, 0.1);
            border: 1px solid rgba(239, 68, 68, 0.2);
            color: #b91c1c;
            font-size: 11px;
            padding: 10px 12px;
            border-radius: 8px;
            margin-bottom: 16px;
            text-align: left;
            font-weight: 500;
        }

        .input-group {
            position: relative;
            margin-bottom: 16px;
            text-align: left;
        }

        .password-wrapper {
            position: relative;
            display: flex;
            align-items: center;
            width: 100%;
        }

        .input-group input {
            width: 100%;
            padding: 13px 16px;
            background: rgba(255, 255, 255, 0.5);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: 10px;
            color: #0f172a;
            font-size: 13px;
            outline: none;
            transition: all 0.2s ease;
        }

        .password-wrapper input {
            padding-right: 44px;
        }

        .input-group input::placeholder {
            color: #94a3b8;
            font-weight: 400;
        }

        .input-group input:focus::placeholder {
            opacity: 0.5;
        }

        .input-group input:focus {
            background: #ffffff;
            border-color: #0f172a;
            box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.04);
        }

        .toggle-password {
            position: absolute;
            right: 16px;
            background: none;
            border: none;
            color: #94a3b8;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 0;
            transition: color 0.2s;
            height: 100%;
        }

        .toggle-password:hover {
            color: #475569;
        }

        .toggle-password svg {
            width: 18px;
            height: 18px;
            fill: none;
            stroke: currentColor;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .form-action {
            margin-top: 24px;
        }

        .btn-login {
            width: 100%;
            padding: 13px;
            background: #0f172a;
            border: none;
            border-radius: 10px;
            color: #ffffff;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.2s ease;
            box-shadow: 0 4px 12px rgba(15, 23, 42, 0.1);
        }

        .btn-login:hover {
            background: #1e293b;
            transform: translateY(-0.5px);
        }

        .btn-login:active {
            transform: translateY(0);
        }